1 2010-05-14 Alan Modra <amodra@gmail.com>
4 * config/rs6000/rs6000.c (struct machine_function): Reorder
5 fields for better packing. Add lr_save_state.
6 (rs6000_ra_ever_killed): Return lr_save_state if set.
7 (rs6000_emit_eh_reg_restore): Set lr_save_state.
9 2010-05-13 Jan Hubicka <jh@suse.cz>
11 * varpool.c (decide_is_variable_needed): Drop code checking
12 TREE_SYMBOL_REFERENCED.
14 2010-05-13 Jan Hubicka <jh@suse.cz>
16 * final.c (output_addr_const): Do not call mark_decl_referenced.
17 * cgraphunit.c (process_function_and_variable_attributes): Use
18 mark_needed_node dirrectly.
19 (assemble_thunk): Do not call mark_decl_referenced.
21 2010-05-13 Anatoly Sokolov <aesok@post.ru>
23 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
25 2010-05-13 Jeff Law <law@redhat.com>
27 * ira-conflicts.c (print_allocno_conflicts): New function broken out
29 (print_conflicts): Call print_allocno_conflicts.
31 2010-05-13 Jakub Jelinek <jakub@redhat.com>
34 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
37 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
39 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
40 t-mingw-w64 or t-mingw-w32 for multilib configuration.
41 * config/i386/t-mingw-w32: New.
42 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
44 2010-05-13 Martin Jambor <mjambor@suse.cz>
46 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
48 * gimple-fold.c (get_base_binfo_for_type): New function.
49 (gimple_get_relevant_ref_binfo): Likewise.
50 (gimple_fold_obj_type_ref_known_binfo): Likewise.
51 (gimple_fold_obj_type_ref): Likewise.
52 (fold_gimple_call): Simplify condition for folding virtual calls
53 and call gimple_fold_obj_type_ref.
54 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
55 (gimple_fold_obj_type_ref_known_binfo): Likewise.
57 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
59 * config/rs6000/rs6000-protos.h
60 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
61 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
62 (rs6000_debug_mode_dependent_address)
63 (rs6000_mode_dependent_address_ptr): Likewise.
65 2010-05-13 Jakub Jelinek <jakub@redhat.com>
68 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
70 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
71 * tree-sra.c (create_access_replacement): Call unshare_expr before
72 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
74 * dwarf2out.c: Include tree-flow.h.
75 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
76 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
77 Handle DW_OP_bit_piece.
78 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
79 construct_piece_list, adjust_piece_list): New functions.
80 (add_var_loc_to_decl): Handle SRA optimized variables.
81 Adjust for var_loc_note to loc field renaming.
82 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
84 (new_loc_descr_op_bit_piece): New function.
85 (dw_sra_loc_expr): New function.
86 (dw_loc_list): Use it. Don't handle the last range after the
87 loop, handle it inside of the loop. Adjust for var_loc_note
88 to loc field renaming.
89 (add_location_or_const_value_attribute): Only special case
90 single entry loc lists if loc is NOTE_P. Adjust for
91 var_loc_note to loc field renaming.
92 (dwarf2out_var_location): Don't set newloc->var_loc_note
93 and newloc->next here.
95 2010-05-12 Jan Hubicka <jh@suse.cz>
97 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
99 * cgraph.h (cgraph_only_called_directly_p,
100 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
101 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
102 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
104 * ipa.c (cgraph_remove_unreachable_nodes): Use
105 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
107 * tree-inline.c (copy_bb): Check address_taken flag.
108 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
109 externally_visible flag.
111 2010-05-12 Jason Merrill <jason@redhat.com>
115 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
116 * sdbout.c (plain_type_1): Likewise.
117 * dwarf2out.c (is_base_type): Likewise.
118 (gen_type_die_with_usage): Likewise. Generate
119 DW_TAG_unspecified_type for any LANG_TYPE.
121 2010-05-12 Jan Hubicka <jh@suse.cz>
123 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
125 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
126 (cgraph_clone_edge): Update.
127 (cgraph_node_remove_callees): Remove indirect calls too.
128 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
129 (cgraph_create_indirect_edge): Update prototype.
130 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
131 is_proper_for_analysis.
132 (add_new_function, visited_nodes, function_insertion_hook_holder,
133 get_local_reference_vars_info, mark_address_taken, mark_address,
134 mark_load, mark_store, check_asm_memory_clobber, check_call,
135 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
136 (ipa_init): Do not initialize visited_nodes;
137 function_insertion_hook_holder.
138 (analyze_variable): Rewrite.
139 (analyze_function): Rewrite.
140 (copy_local_bitmap): Remove.
141 (duplicate_node_dat): Do not duplicate local info.
142 (generate_summary): Simplify to only walk cgraph.
143 (write_node_summary_p, ipa_reference_write_summary,
144 ipa_reference_read_summary): Remove.
145 (propagate): Do not remove function insertion;
147 (pass_ipa_reference): NULLify summary handling fields.
148 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
149 (input_edge): Input ecf_flags.
150 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
151 (update_indirect_edges_after_inlining): Ignore edges with unknown
154 2010-05-12 Sriraman Tallam <tmsriram@google.com>
156 * implicit-zee.c: New file.
157 * tree-pass.h (pass_implicit_zee): Declare.
158 * passes.c (init_optimization_passes): Add zee pass.
159 * common.opt (fzee): New flag.
160 * timevar.def (TV_ZEE): Define.
161 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
163 * Makefile.in (implicit-zee.o): Add new build file.
165 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
166 Nathan Froyd <froydnj@codesourcery.com>
168 * c-common.c (sync_resolve_params): Remove write-only variable.
170 2010-05-12 Anatoly Sokolov <aesok@post.ru>
172 * target.h (struct gcc_target): Add mode_dependent_address_p field.
173 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
174 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
175 * targhooks.c (default_mode_dependent_address_p): New function.
176 * targhooks.h (default_mode_dependent_address_p): Declare function.
177 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
178 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
179 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
180 target hook. Change return type to bool.
181 * recog.h: (mode_dependent_address_p): Change return type to bool.
183 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
184 Nathan Froyd <froydnj@codesourcery.com>
186 * tree-mudflap.c (build_function_type_0, build_function_type_1,
187 build_function_type_2, build_function_type_3): Remove.
188 (mudflap_init): Use build_function_type_list.
190 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
191 Nathan Froyd <froydnj@codesourcery.com>
193 * coverage.c (build_fn_info_value): Call build_constructor instead of
194 build_constructor_from_list.
195 (build_ctr_info_value): Likewise.
196 (build_gcov_info): Likewise.
198 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
200 * tree.c (build_constructor): Compute TREE_CONSTANT for the
201 resultant constructor.
202 (build_constructor_single): Don't set TREE_CONSTANT.
203 (build_constructor_from_list): Don't compute TREE_CONSTANT.
205 2010-05-12 Jan Hubicka <jh@suse.cz>
207 * cgraph.h (struct varpool_node): Add aux.
208 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
209 * varpool.c (varpool_remove_node): Do not remove initializer.
210 (varpool_reset_queue): Export.
211 (varpool_finalize_decl): Volatile vars are forced to be output.
212 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
214 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
215 process_references, varpool_can_remove_if_no_refs): New functions.
216 (cgraph_remove_unreachable_nodes): Handle variables too.
218 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
221 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
223 2010-05-12 Jakub Jelinek <jakub@redhat.com>
226 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
227 change value of ORT_TASK.
228 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
229 (omp_notice_threadprivate_variable): New function.
230 (omp_notice_variable): Call it for threadprivate variables.
231 If enclosing ctx is a task, print enclosing task rather than
232 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
233 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
234 if task has untied clause.
237 * dwarf2out.c (base_type_die): Don't add name attribute here.
238 (modified_type_die): Instead of sizetype use
239 its underlying original type. If a DW_TAG_base_type doesn't
240 have name added, add __unknown__.
241 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
242 always call force_type_die instead.
244 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
246 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
247 for __stack_chk_guard.
249 2010-05-11 Jakub Jelinek <jakub@redhat.com>
251 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
252 don't call start_source_file debug hook here...
253 (finish_options): ... but here, after outputting predefined and
254 command line defines and undefs.
257 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
259 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
260 optimizing away empty bb with no successors, move over its
261 footer chain to fallthru predecessor.
262 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
263 (rtl_split_edge): For asm goto call patch_jump_insn even if
264 splitting fallthru edge.
267 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
268 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
269 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
270 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
274 * c-parser.c (c_parser_expression): Mark LHS of a comma
275 expression as read if it is a decl, handled component or
276 COMPOUND_EXPR with that on the RHS.
277 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
278 if it is a decl or handled component.
280 2010-05-11 Jan Hubicka <jh@suse.cz>
282 * lto-symtab.c (lto_symtab_free): New function.
283 * lto-streamer.h (lto_symtab_free): Declare.
285 2010-05-11 Jan Hubicka <jh@suse.cz>
287 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
288 that if function is needed it is reachable.
289 (lto_output_node): See if it the function is reachable or referenced.
290 (output_cgraph): Update call of lto_output_node.
291 * lto-streamer.h (reachable_from_other_partition_p): Declare.
293 2010-05-11 Jan Hubicka <jh@suse.cz>
295 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
298 2010-05-11 Jan Hubicka <jh@suse.cz>
300 PR tree-optimize/44063
301 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
303 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
305 (estimate_function_body_sizes): Compute sizes even when disregarding.
307 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
309 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
311 2010-05-11 Jan Hubicka <jh@suse.cz>
313 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
316 2010-05-11 Jan Hubicka <jh@suse.cz>
318 * matrix-reorg.c (matrix_reorg): Rebuild edges.
320 2010-05-11 Jan Hubicka <jh@suse.cz>
322 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
323 lto_streamer_cache_delete): Put nodes into heap.
324 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
327 2010-05-11 Jan Hubicka <jh@suse.cz>
329 * cgraphbuild.c (cgraph_rebuild_references): New.
330 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
332 * cgraph.h (cgraph_rebuild_references): Declare.
333 * tree-inline.c (tree_function_versioning): Use it.
334 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
336 2010-05-11 Jan Hubicka <jh@suse.cz>
338 * cgraph.c: Include ipa-utils.h
339 (cgraph_create_virtual_clone): Update references.
340 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
342 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
344 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
345 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
348 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
350 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
352 2010-05-11 Jakub Jelinek <jakub@redhat.com>
354 * gcc.c (execute): For -### don't quote arguments that
355 contain just alphanumerics and _/-. characters.
356 * doc/invoke.texi: Document that change for -###.
359 * df-problems.c (struct dead_debug): Add to_rescan field.
360 (dead_debug_init): Clear to_rescan field.
361 (dead_debug_finish): Rescan all debug insns in to_rescan
362 bitmap and free the bitmap.
363 (dead_debug_insert_before): Instead of rescanning debug insns
364 immediately queue their rescanning until dead_debug_finish.
365 (df_note_bb_compute): After dead_debug_add do continue instead
368 2010-05-10 Jakub Jelinek <jakub@redhat.com>
371 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
372 clear also INSN_REG_USE_LIST.
374 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
376 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
378 2010-05-10 Jan Hubicka <jh@suse.cz>
380 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
383 2010-05-10 Jan Hubicka <jh@suse.cz>
385 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
387 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
388 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
389 (lto_streamer_cache_create): Init alloc pool.
390 (lto_streamer_cache_delete): Free alloc pool.
391 * lto-streamer.h: Include alloc pool.
392 (lto_streamer_cache_d): Use alloc pool.
393 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
395 2010-05-10 Jan Hubicka <jh@suse.cz>
397 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
398 * cgraphbuild.c: Include except.h
399 (record_type_list, record_eh_tables): New function.
400 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
402 2010-05-10 Jan Hubicka <jh@suse.cz>
404 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
405 __frame_dummy_init_array_entry, force_to_data): Attribute as used
408 2010-05-10 Michael Matz <matz@suse.de>
410 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
411 (can_reassociate_p): Use FLOAT_TYPE_P.
412 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
413 (vect_force_simple_reduction): ... this.
414 * tree-parloops.c (gather_scalar_reductions): Use
415 vect_force_simple_reduction.
416 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
417 vect_is_simple_reduction, add modify argument, if true rewrite
419 (vect_is_simple_reduction, vect_force_simple_reduction): New
421 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
423 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
424 Vladimir Makarov <vmakarov@redhat.com>
426 PR rtl-optimization/44012
427 * ira-build.c (remove_unnecessary_allocnos): Nullify
428 regno_allocno_map of the removed allocno.
430 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
432 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
434 * configure: Regenerate.
436 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
438 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
440 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
441 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
443 * configure: Regenerate.
445 2010-05-10 Richard Guenther <rguenther@suse.de>
447 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
448 marked if the entry identifier is marked.
450 2010-05-10 Richard Guenther <rguenther@suse.de>
452 * c-common.c (struct c_common_attributes): Add fnspec attribute.
453 (handle_fnspec_attribute): New function.
454 * gimple.h (gimple_call_return_flags): Declare.
455 (gimple_call_arg_flags): Likewise.
456 * gimple.c (gimple_call_arg_flags): New function.
457 (gimple_call_return_flags): Likewise.
458 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
460 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
462 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
463 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
465 (make_heapvar_for): ... this new function.
466 (handle_rhs_call): Handle fnspec attribute argument specifiers.
467 (handle_lhs_call): Likewise.
468 (find_func_aliases): Adjust.
470 2010-05-10 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/44050
473 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
475 2010-05-10 Wei Guozhi <carrot@google.com>
478 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
480 2010-05-09 Joseph Myers <joseph@codesourcery.com>
483 * c-typeck.c (lookup_field): Take a type directly. Update
485 (build_component_ref): Update call to lookup_field.
486 (set_init_label): Use lookup_field to find initialized field.
487 Handle returned list of fields like a sequence of designators.
489 2010-05-09 Richard Guenther <rguenther@suse.de>
492 * fold-const.c (tree_single_nonzero_warnv_p): Properly
493 handle &FUNCTION_DECL.
495 2010-05-09 Joseph Myers <joseph@codesourcery.com>
498 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
499 structures and unions recursively.
500 (detect_field_duplicates): Move duplicate detection with a hash to
501 detect_field_duplicates_hash. Always use a hash if anonymous
502 structures or unions are present.
503 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
506 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
509 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
510 detect Atom, Core 2 and Core i7.
512 2010-05-09 Richard Guenther <rguenther@suse.de>
514 * gcc.c (store_arg): Handle temporary file deletion for
517 2010-05-09 Richard Guenther <rguenther@suse.de>
520 * ipa-inline.c (estimate_function_body_sizes): Return after
521 disregarding inline limits.
523 2010-05-09 Richard Guenther <rguenther@suse.de>
525 * gcc.c (store_arg): Revert last change.
527 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
530 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
531 (optimize_ops_list): Call it.
533 2010-05-08 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/44030
536 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
537 NECESSARY flag if we propagate from a inserted expression.
539 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
541 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
542 domain types as equal if they are both PLACEHOLDER_EXPRs.
544 2010-05-08 Richard Guenther <rguenther@suse.de>
546 * lto-wrapper.c (run_gcc): Remove linker output from
547 command line for LTRANS invocation.
549 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
551 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
552 lto-macho as lto_binary_reader.
553 * target.h (struct gcc_target): New hooks lto_start and lto_end.
554 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
555 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
556 in lto_start and lto_end calls.
557 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
559 (scan_prog_file): Update is_elf_or_coff call.
560 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
562 * collect2.c (main): Fix enum comparison.
564 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
566 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
567 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
568 and TARGET_ASM_LTO_END.
569 * darwin.c: Include obstack.h and lto-streamer.h.
570 (lto_section_names_offset, lto_section_names_obstack,
571 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
573 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
574 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
576 (darwin_asm_lto_end): New function. Restore asm_out_file.
577 (darwin_asm_named_section): For LTO sections, replace the name with
578 the offset of the section name in a string table, and build this
580 (darwin_file_start): Initialize global vars for LTO support.
581 (darwin_file_end): If output to asm_out_file was redirected, append it
582 to the proper asm_out_file here. Add the section names section.
584 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
586 * c-pragma.c (pending_weak_d, pending_weak): New.
587 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
588 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
589 handle_pragma_weak): Update the uses of pending_weaks.
591 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
593 PR documentation/44016
594 * doc/standards.texi (Standards): Link to unversioned
595 cxx0x_status.html page.
597 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
600 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
601 in addition to TREE_USED, to avoid "set but unused" warnings.
603 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
605 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
606 (is_loop_prefetching_profitable): Do not insert prefetches
607 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
608 times the prefetch ahead distance.
610 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
612 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
613 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
614 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
617 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
619 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
620 a diagnostic info when the insn-to-mem ratio is too small.
622 2010-05-07 Richard Guenther <rguenther@suse.de>
624 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
626 (store_arg): Queue temp_filename for deletion instead of
629 2010-05-07 Richard Guenther <rguenther@suse.de>
631 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
632 (run_gcc): Handle LTRANS phase invocation.
633 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
635 2010-05-07 Jakub Jelinek <jakub@redhat.com>
637 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
638 this is also meaningful on PARM_DECLs and RESULT_DECLs.
640 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
642 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
644 2010-05-07 Richard Guenther <rguenther@suse.de>
646 PR tree-optimization/44020
647 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
648 code when PRE is not yet initialized.
650 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
652 * config/mips/dbxmdebug.h: Remove.
653 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
655 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
657 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
658 with null pointer and also warn about ordered comparison of zero with
661 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
663 * graphite-blocking.c
664 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
665 * graphite-clast-to-gimple.c
666 (clast_to_gcc_expression): Same.
667 (precision_for_value): Same.
668 (precision_for_interval): Same.
669 (gcc_type_for_interval): Same.
670 (graphite_create_new_guard): Same.
671 (compute_bounds_for_level): Same.
672 (graphite_create_new_loop_guard): Same.
673 * graphite-interchange.c
674 (build_linearized_memory_access): Same.
675 (pdr_stride_in_loop): Same.
676 (memory_strides_in_loop_1): Same.
677 (memory_strides_in_loop): Same.
678 (extend_scattering): Same.
679 (psct_scattering_dim_for_loop_depth): Same.
680 (pbb_number_of_iterations): Same.
682 (debug_iteration_domains): Same.
684 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
685 (ppl_set_inhomogeneous_gmp): Same.
686 (ppl_strip_loop): Same.
687 (ppl_lexico_compare_linear_expressions): Same.
688 (ppl_read_polyhedron_matrix): Same.
689 (ppl_max_for_le_pointset): Same.
691 (ppl_read_polyhedron_matrix): Same.
692 (tree_int_to_gmp): Same.
693 (gmp_cst_to_tree): Same.
694 (ppl_set_inhomogeneous): Same.
695 (ppl_set_inhomogeneous_tree): Same.
696 (ppl_set_coef): Same.
697 (ppl_set_coef_tree): Same.
698 * graphite-sese-to-poly.c
699 (build_pbb_scattering_polyhedrons): Same.
700 (build_scop_scattering): Same.
701 (scan_tree_for_params_right_scev): Same.
702 (scan_tree_for_params): Same.
703 (find_params_in_bb): Same.
704 (find_scop_parameters): Same.
705 (add_upper_bounds_from_estimated_nit): Same.
706 (build_loop_iteration_domains): Same.
707 (add_condition_to_domain): Same.
708 (pdr_add_memory_accesses): Same.
710 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
712 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
713 CLooG's value_* macros to their respective mpz_* counterparts.
714 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
715 (graphite_create_new_loop_guard): Same.
716 * graphite-interchange.c (build_linearized_memory_access): Same.
717 (pdr_stride_in_loop): Same.
718 (memory_strides_in_loop_1): Same.
719 (1st_interchange_profitable_p): Same.
720 * graphite-poly.c (extend_scattering): Same.
721 (psct_scattering_dim_for_loop_depth): Same.
722 (pbb_number_of_iterations): Same.
723 (pbb_number_of_iterations_at_time): Same.
724 * graphite-poly.h (new_1st_loop): Same.
725 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
726 (oppose_constraint): Same.
727 (insert_constraint_into_matrix): Same.
728 (ppl_set_inhomogeneous_gmp): Same.
729 (ppl_set_coef_gmp): Same.
730 (ppl_strip_loop): Same.
731 (ppl_lexico_compare_linear_expressions): Same.
732 (ppl_max_for_le_pointset): Same.
733 (ppl_min_for_le_pointset): Same.
734 (ppl_build_realtion): Same.
735 * graphite-ppl.h (gmp_cst_to_tree): Same.
736 (ppl_set_inhomogeneous): Same.
737 (ppl_set_inhomogeneous_tree): Same.
738 (ppl_set_coef): Same.
739 (ppl_set_coef_tree): Same.
740 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
741 (build_scop_scattering): Same.
742 (add_value_to_dim): Same.
743 (scan_tree_for_params_right_scev): Same.
744 (scan_tree_for_params_int): Same.
745 (scan_tree_for_params): Same.
746 (find_params_in_bb): Same.
747 (find_scop_parameters): Same.
748 (add_upper_bounds_from_estimated_nit): Same.
749 (build_loop_iteration_domains): Same.
750 (create_linear_expr_from_tree): Same.
751 (add_condition_to_domain): Same.
752 (pdr_add_memory_accesses): Same.
754 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
755 Jason Merrill <jason@redhat.com>
757 * c-common.c (c_common_reswords): Add nullptr.
758 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
759 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
760 (gen_type_die_with_usage): Likewise.
761 * dbxout.c (dbxout_type): Likewise.
762 * sdbout.c (plain_type_1): Likewise.
764 2010-05-06 Jason Merrill <jason@redhat.com>
766 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
767 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
769 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
771 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
772 stripping WITH_SIZE_EXPR.
773 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
776 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
778 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
779 list of obsolete configurations.
780 Disabled check for obsolete configurations.
781 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
782 Removed support for previous versions.
783 * config/mips/iris.h: Removed.
784 * config/mips/iris5.h: Removed.
785 * config/mips/iris6.h: Merged old iris.h contents.
786 (TARGET_IRIX): Removed.
787 (DRIVER_SELF_SPECS): Removed mabi=32.
788 (IDENT_ASM_OP): Removed undef.
789 (STARTFILE_SPEC): Removed mabi=32.
790 (ENDFILE_SPEC): Likewise.
791 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
792 (MACHINE_TYPE): Update for IRIX 6.5.
793 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
794 TARGET_IRIX by TARGET_IRIX6.
795 (mips_file_start): Likewise.
796 (mips_output_external): Remove IRIX 5/6 O32 support.
797 (mips_output_function_prologue): Likewise.
798 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
800 (TARGET_CPU_CPP_BUILTINS): Likewise.
801 (TARGET_IRIX): Removed.
802 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
803 (MULTILIB_DIRNAMES): Removed 32.
804 (MULTILIB_OSDIRNAMES): Removed ../lib.
805 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
806 (Specific, mips-sgi-irix5): Document removal.
807 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
808 Remove references to older IRIX 6 releases and the O32 ABI.
810 2010-05-06 Jakub Jelinek <jakub@redhat.com>
813 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
814 instead of DF_REF_REAL_REG.
816 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
819 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
820 handling to still return true for x64 targets.
822 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
824 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
826 2010-05-06 Jan Hubicka <jh@suse.cz>
828 PR tree-optimization/43791
829 * ipa-inline.c (update_caller_keys): Remove bogus
830 disregard_inline_limits check.
832 2010-05-06 Michael Matz <matz@suse.de>
834 PR tree-optimization/43984
835 * tree-ssa-pre.c (inserted_phi_names): Remove.
836 (inserted_exprs): Change to bitmap.
837 (create_expression_by_pieces): Set bits, don't append to vector.
838 (insert_into_preds_of_block): Don't handle inserted_phi_names.
839 (eliminate): Don't look at inserted_phi_names, remove deleted
840 insns from inserted_exprs.
841 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
842 (init_pre, fini_pre): Allocate and free bitmaps.
843 (execute_pre): Insert insns on edges before elimination.
845 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
847 * tree.c (initializer_zerop): Handle STRING_CST.
849 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
852 * doc/invoke.texi (Wimplicit): Document as C only.
853 * opts.c (common_handle_option): Add argument kind.
854 (handle_option): Rename as read_cmdline_option. Factor out code to...
855 (handle_option): ... here. New.
856 (handle_options): Rename as read_cmdline_options.
857 (decode_options): Update call.
858 (set_option): Use option index instead of option pointer. Classify
859 diagnostics correctly.
860 (enable_warning_as_error): Call handle_option.
861 * opts.h (set_option): Update declaration.
862 (handle_option): Declare.
863 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
864 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
865 * c-opts.c (set_Wimplicit): Delete.
866 (c_family_lang_mask): New static constant.
867 (c_common_handle_option): Add argument kind. Use handle_option
868 instead of set_Wimplicit.
869 (c_common_post_options): warn_implicit and warn_implicit_int
870 are disabled by default.
871 * c-common.c (warn_implicit): Do not define here.
872 * c-common.h (warn_implicit): Do not declare here.
873 (c_common_handle_option): Update declaration.
874 * lto-opts.c (lto_reissue_options): Update call to set_option.
876 2010-05-06 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/43571
879 * domwalk.c (walk_dominator_tree): Walk the dominator
880 sons in more optimal order.
882 2010-05-06 Richard Guenther <rguenther@suse.de>
884 PR tree-optimization/43934
885 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
886 (stmt_cost): Likewise.
887 (extract_true_false_args_from_phi): New helper.
888 (determine_max_movement): For PHI nodes verify we can hoist them
889 and compute their cost.
890 (determine_invariantness_stmt): Handle PHI nodes.
891 (move_computations_stmt): Likewise. Hoist PHI nodes in
892 if-converted form using COND_EXPRs.
893 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
894 (tree_ssa_lim): Likewise.
895 * tree-flow.h (tree_ssa_lim): Adjust prototype.
896 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
898 2010-05-06 Richard Guenther <rguenther@suse.de>
900 PR tree-optimization/43987
901 * tree-ssa-structalias.c (could_have_pointers): For possibly
902 address-taken variables force pointers to be recorded.
903 (create_variable_info_for_1): Likewise.
904 (push_fields_onto_fieldstack): Pass in wheter all fields
906 (find_func_aliases): Query types instead of vars whether
907 they contain pointers where appropriate.
909 2010-05-06 Jan Hubicka <jh@suse.cz>
911 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
912 (record_reference, mark_address, mark_load, mark_store): Record
914 (record_references_in_initializer): Update call of record_references.
915 (rebuild_cgraph_edges): Remove all references before rebuiding.
916 * cgraph.c (cgraph_create_node): Clear ref list.
917 (cgraph_remove_node): Remove references.
918 (dump_cgraph_node): Dump references.
919 (cgraph_clone_node): Clone references.
920 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
921 (struct cgraph_node, varpool_node): Add ref_lst.
922 * ipa-ref.c: New file.
923 * ipa-ref.h: New file.
924 * ipa-ref-inline.h: New file.
925 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
926 (referenced_from_other_partition_p): New function.
927 (lto_output_varpool_node): Take set arugment; call
928 referenced_from_other_partition.
929 (lto_output_ref): New.
930 (add_references): New.
932 (output_cgraph): Compute boundary based on references; output refs.
933 (output_varpool): Accept cgraph_node_set argument.
936 (input_cgraph): Call input_refs.
937 * lto-section-in.c (lto_section_name): Add refs.
938 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
939 (ipa-ref.o): New file.
940 * varpool.c (varpool_node): Clear ipa ref list.
941 (varpool_remove_node): Remove references.
942 (dump_varpool_node): Dump references.
943 (varpool_assemble_decl): Only compile finalized ones.
944 (varpool_extra_name_alias): Initialize ref list.
945 * lto-streamer.c (lto-get_section_name): Add .refs section.
946 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
947 (referenced_from_other_partition_p): Declared.
949 2010-05-06 Ira Rosen <irar@il.ibm.com>
951 PR tree-optimization/43901
952 * tree-vect-stmts.c (vectorizable_call): Assert that vector
953 type is not NULL if it's transformation phase, and return
954 FALSE if it's analysis.
955 (vectorizable_conversion, vectorizable_operation,
956 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
958 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
960 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
962 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
964 * config/mips/mips-protos.h
965 (mips_small_register_classes_for_mode_p): Delete prototype.
967 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
969 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
970 * config/arm/arm.c (multiple_operation_profitable_p,
971 compute_offset_order): New static functions.
972 (load_multiple_sequence, store_multiple_sequence): Use them.
973 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
974 memory offsets, not register numbers.
975 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
977 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
979 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
980 (get_pending_sizes, put_pending_size, put_pending_sizes):
981 Update the uses of pending_sizes.
982 * c-decl.c (store_parm_decls): Likewise.
983 * c-tree.h (struct c_arg_info): Likewise.
984 * tree.h: Update the prototype for get_pending_sizes and
987 2010-05-05 Jason Merrill <jason@redhat.com>
990 * c-common.c (handle_aligned_attribute): Respect
991 ATTR_FLAG_TYPE_IN_PLACE.
994 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
995 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
996 (TARGET_INITIALIZER): Use it.
997 * c-common.c (attribute_takes_identifier_p): Call it.
998 * c-common.h: Update prototype.
999 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1000 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1002 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1005 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1006 DW_ID_down_case for Fortran compilation units.
1008 2010-05-05 Jan Hubicka <jh@suse.cz>
1010 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1013 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1015 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1016 a variable-sized RESULT_DECL.
1018 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1020 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1022 2010-05-05 Jason Merrill <jason@redhat.com>
1025 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1027 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1029 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1030 Jakub Jelinek <jakub@redhat.com>
1033 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1034 (dead_debug_init, dead_debug_finish): New functions.
1035 (dead_debug_add, dead_debug_insert_before): Likewise.
1036 (df_note_bb_compute): Initialize a dead_debug object, add dead
1037 debug uses to it, insert debug bind insns before death insns,
1038 reset debug insns that refer to pending uses at the end.
1039 * rtl.h (make_debug_expr_from_rtl): New prototype.
1040 * varasm.c (make_debug_expr_from_rtl): New function.
1042 2010-05-05 Jan Hubicka <jh@suse.cz>
1044 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1045 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1046 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1047 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1048 lto_varpool_encoder_encode_initializer_p,
1049 lto_set_varpool_encoder_encode_initializer): New functions.
1050 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1051 call output_varpool.
1052 (input_varpool_node): Do not always set analyzed.
1053 (input_cgraph_1): Return vector of cgraph nodes.
1054 (input_varpool_1): Return vector of varpools.
1055 (input_cgraph): Free the vectors.
1056 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1057 output only initializers needed.
1058 (lto_output): Only call output_cgraph.
1059 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1060 * lto-section-out.c (lto_new_out_decl_state): Initialize
1061 state->varpool_node_encoder.
1062 * lto-streamer.h (lto_varpool_encoder_d): New.
1063 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1064 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1065 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1066 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1067 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1069 (output_varpool, input_varpool): Remove declarations.
1071 2010-05-05 Jan Hubicka <jh@suse.cz>
1073 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1074 with body can prevail.
1076 2010-05-05 Jan Hubicka <jh@suse.cz>
1078 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1081 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1083 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1085 * gengtype.h (erro_at_line): Constify pos argument.
1087 * gengtype.c: Include hashtab.h.
1088 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1089 (error_at_line): Constify pos argument.
1090 (do_typedef): Initialize p->opt field.
1091 (get_file_gtfilename): Fix comment typo.
1092 (struct walk_type_data): Constify line field.
1093 (get_output_file_for_structure): New function.
1094 (write_local_func_for_structure): Constify orig_s argument.
1095 Use get_output_file_for_structure.
1096 (write_func_for_structure): Use get_output_file_for_structure.
1097 (INDENT): New define.
1098 (dump_pair, dump_type, dump_type_list, dump_typekind)
1099 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1100 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1102 (seen_types): New variable.
1103 (main): New variable do_dump. Process "-d" command line option.
1104 Call dump_everything if dump requested.
1106 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1108 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1109 in a temporary instead of invoking the macro multiple times.
1110 (track_expr_p): Likewise.
1112 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1114 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1116 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1117 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1118 conditions for printing notes.
1119 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1120 true, update documentation.
1121 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1123 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1126 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1129 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1132 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1133 (*sse_prologue_save_insn1): Likewise.
1134 (SSE prologue save splitter): Likewise.
1136 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1138 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1139 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1140 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1141 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1142 all decls. Call it on DECL_FIELD_OFFSET of fields.
1143 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1144 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1146 2010-05-04 Martin Jambor <mjambor@suse.cz>
1148 * tree-sra.c (build_access_from_expr_1): The first parameter type
1149 changed to simple tree.
1150 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1151 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1153 (build_accesses_from_assign): Removed all parameters except for a
1154 simple gimple statement. Now returns a simple bool.
1155 (scan_function): All non-analysis parts moved to separate functions
1156 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1157 parameters and updated both callers.
1158 (sra_modify_expr): Removed parameter data.
1159 (sra_modify_function_body): New function.
1160 (perform_intra_sra): Call sra_modify_function_body to modify the
1162 (replace_removed_params_ssa_names): Parameter data changed into
1164 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1165 changed the parameter dont_convert to convert with the opposite
1167 (sra_ipa_modify_assign): Parameter data changed into adjustments
1168 vector, return value changed to bool.
1169 (ipa_sra_modify_function_body): New function.
1170 (sra_ipa_reset_debug_stmts): Updated a comment.
1171 (modify_function): Use ipa_sra_modify_function_body to modify function
1174 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1177 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1178 (canon_true_dependence): Likewise.
1179 (write_dependence_p): Likewise.
1181 2010-05-04 Jan Hubicka <jh@suse.cz>
1183 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1184 * cgraphbuild.c: Include ipa-utils.h
1185 (record_reference_ctx): New struct.
1186 (record_reference): Simplify to work on initializers; not statements.
1187 (mark_address, mark_load, mark_store): New.
1188 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1190 (record_references_in_initializer): Update use of record_reference.
1191 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1194 2010-05-04 Jan Hubicka <jh@suse.cz>
1196 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1197 node will be removed anyway.
1198 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1199 relink aliases of node into prevailing node.
1200 * varpool.c (varpool_remove_node): Remove aliases properly;
1201 when removing node, remove all its aliases too; remove DECL_INITIAL
1202 of removed node; ggc_free the varpool node.
1204 2010-05-04 Richard Guenther <rguenther@suse.de>
1206 PR tree-optimization/43879
1207 * tree-ssa-structalias.c (alias_get_name): Use
1208 DECL_ASSEMBLER_NAME if available.
1209 (create_function_info_for): Return the varinfo node.
1210 (ipa_pta_execute): Associate same-body aliases and extra names
1211 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1213 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1215 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1217 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1220 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1221 only if HONOR_REG_ALLOC_ORDER is not defined.
1223 2010-05-04 Richard Guenther <rguenther@suse.de>
1225 PR tree-optimization/43949
1226 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1229 2010-04-26 Jason Merrill <jason@redhat.com>
1231 * c.opt (-fstrict-enums): New.
1232 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1234 2010-05-03 David Ung <davidu@mips.com>
1235 James E. Wilson <wilson@codesourcery.com>
1237 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1238 emit the trap instruction before the divide for TUNE_74K.
1240 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1242 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1243 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1244 based on the above, for new target hook.
1246 * hooks.c (hook_bool_mode_true): New generic hook.
1247 * hooks.h (hook_bool_mode_true): Add prototype.
1249 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1251 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1252 target hook, set to hook_bool_mode_false.
1253 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1254 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1255 with targetm.small_register_classes_for_mode_p.
1256 (find_reusable_reload): Likewise.
1257 (combine_reloads): Likewise.
1258 * reload1.c (reload_as_needed): Likewise.
1259 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1260 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1261 dead_or_predicable): Likewise.
1262 * regmove.c (optimize_reg_copy_1): Likewise.
1263 * calls.c (prepare_call_address): Likewise.
1264 (precompute_register_parameters): Likewise.
1266 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1268 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1269 implementation of the hook that considers all register classes
1270 small except for SH64.
1271 (sh_override_options): Use the new hook.
1272 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1275 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1277 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1278 implementation of the hook that considers all register classes
1280 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1283 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1285 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1286 implementation of the hook that considers all register classes
1288 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1291 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1293 * config/m32c/m32c.h: Likewise.
1294 * config/pdp11/pdp11.h: Likewise.
1295 * config/avr/avr.h: Likewise.
1296 * config/xtensa/xtensa.h: Likewise.
1297 * config/m68hc11/m68hc11.h: Likewise.
1298 * config/mn10300/mn10300.h: Likewise.
1299 * config/mcore/mcore.h: Likewise.
1300 * config/h8300/h8300.h: Likewise.
1301 * config/bfin/bfin.h: Likewise.
1303 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1304 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1306 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1308 * double-int.h (tree_to_double_int): Remove macro.
1309 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1310 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1311 (tree_to_double_int): New function.
1312 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1314 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1316 2010-05-03 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/43971
1319 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1320 constraints in the !flag_delete_null_pointer_checks case.
1322 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1325 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1326 result mode matches original rtl mode.
1328 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1331 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1333 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1336 when processing flag options.
1338 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1340 * gcov-iov.c (main): Change format string placeholder
1341 from %#08x to 0x%08x.
1342 * genchecksum.c (dosum): Change format string placeholder
1343 from %#02x to 0x%02x.
1345 2010-05-02 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/43879
1348 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1350 2010-05-02 Bruno Haible <bruno@clisp.org>
1352 * doc/extend.texi (Function Attributes): Fix a typo.
1354 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1357 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1358 placeholder from 0x%x to %#x.
1359 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1360 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1361 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1362 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1363 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1364 * config/i386/i386.c (ix86_target_string): Ditto.
1365 * config/i386/i386.c (output_pic_addr_const): Ditto.
1366 (print_operand): Ditto.
1368 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1370 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1371 placeholder from 0x%x to %#x.
1372 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1373 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1374 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1375 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1376 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1377 * optc-gen.awk: Ditto.
1378 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1379 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1380 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1381 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1383 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1385 * target.h (struct calls): Add function_value_regno_p field.
1386 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1387 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1388 * targhooks.c (default_function_value_regno_p): New function.
1389 * targhooks.h (default_function_value_regno_p): Declare function.
1390 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1391 * builtins.c. (apply_result_size): (Ditto.).
1392 * combine.c. (likely_spilled_retval_p): (Ditto.).
1393 * mode-switching.c. Include 'target.h'.
1394 (create_pre_exit): Use function_value_regno_p hook.
1395 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1396 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1397 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1399 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1400 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1401 (ix86_function_value_regno_p): Declare as static, change argument
1402 type to const unsigned int.
1403 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1405 2010-05-01 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43949
1408 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1410 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1412 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1414 * rtl.h (CONST_DOUBLE_P): Define.
1415 (rtx_to_double_int): Declare.
1416 * emit-rtl.c (rtx_to_double_int): New function.
1417 * dwarf2out.c (insert_double): New function.
1418 (loc_descriptor, add_const_value_attribute): Clean up, use
1419 rtx_to_double_int and insert_double functions.
1421 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1423 * doc/extend.texi (Inline): Add missing return keyword to examples.
1424 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1427 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1429 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1430 the variable part of the offset as well. Use highest_pow2_factor for
1431 all alignment checks.
1433 2010-04-30 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/43879
1436 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1439 2010-04-30 Jan Hubicka <jh@suse.cz>
1441 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1443 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1445 2010-04-30 Jan Hubicka <jh@suse.cz>
1447 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1449 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1450 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1451 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1452 cgraph_node_set_needs_ltrans_p): Remove.
1454 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1456 * sdbout.c: Include vec.h, do not include varray.h.
1457 (deferred_global_decls, sdbout_global_decl,
1458 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1459 * toplev.c: Do not include varray.h.
1460 (dump_memory_report): Do not dump VARRAY statistics.
1461 * gengtype.c (open_base_file): Ignore varray.h.
1462 * Makefile.in: Update for abovementioned changes.
1463 Remove all traces of varray.c and varray.h.
1464 * varray.c: Remove file.
1465 * varray.h: Remove file.
1467 2010-04-30 Jan Hubicka <jh@suse.cz>
1469 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1472 2010-04-30 Jan Hubicka <jh@suse.cz>
1474 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1477 2010-04-30 Richard Guenther <rguenther@suse.de>
1479 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1480 constraints for CONSTRUCTOR.
1482 2010-04-30 Richard Guenther <rguenther@suse.de>
1485 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1486 first after all lowering passes.
1488 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1490 * toplev.c: Include varray.h for statistics dumping.
1491 * tree.h: Do not declare varray_head_tag.
1492 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1493 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1494 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1495 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1496 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1497 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1498 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1499 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1501 * Makefile.in: Update for abovementioned changes.
1503 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1506 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1508 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1510 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1511 Use this function to do machine-specific conversion.
1512 (picochip_legitimize_reload_address): Likewise.
1513 (picochip_legitimate_address_p): Check valid base register only if
1515 (picochip_check_conditional_copy): Check for modw only if opnd is
1517 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1518 to call the function in c.
1519 * config/picochip/picochip-protos.h
1520 (picochip_legitimize_reload_address): Define.
1521 * config/picochip/picochip.md (supported_compare1): Define.
1523 2010-04-30 Jan Hubicka <jh@suse.cz>
1525 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1526 (cgraph_global_info): Remove inlined.
1527 (LTO_cgraph_tag_names): Remove.
1528 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1529 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1530 simplify cgraph tags and document.
1531 (lto_output_node): Use only LTO_cgraph_unavail_node and
1532 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1533 for_functions_valid, global info, process and output flags.
1534 (input_overwrite_node): Initialize estimated stack size and
1535 estimated growth. Do not read flags we no longer store.
1536 (input_node): Likewise do not read info no longer stored.
1537 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1540 2010-04-30 Richard Guenther <rguenther@suse.de>
1542 PR tree-optimization/43879
1543 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1544 handle non-zero initializers.
1546 2010-04-30 Richard Guenther <rguenther@suse.de>
1548 * builtins.c (fold_builtin_1): Delete free (0).
1550 2010-04-29 Jan Hubicka <jh@suse.cz>
1552 * gengtype.c (open_base_files): Add lto-streamer.h
1553 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1554 (pass_ipa_cp): GGC collect.
1555 * toplev. (compile_file): Do not output symbols.
1556 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1557 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1558 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1559 * lto-section-in.c: Include ggc.h
1560 (lto_new_in_decl_state): Alloc in GGC.
1561 (lto_delete_in_decl_state): Likewise.
1562 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1565 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1568 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1569 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1570 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1571 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1572 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1573 account only if HONOR_REG_ALLOC_ORDER is not defined.
1574 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1575 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1577 2010-04-29 Jon Grant <04@jguk.org>
1579 * collect2.c (vflag): Change type from int to bool.
1581 (helpflag): New global bool.
1582 (main): Set vflag and debug with boolean, not integer truth values.
1583 Accept new "--help" option and output usage text if found.
1584 * collect2.h (vflag): Update prototype.
1587 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1590 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1592 2010-04-29 Richard Guenther <rguenther@suse.de>
1595 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1596 with ATTRIBUTE_UNUSED.
1598 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1601 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1602 INSN_P with NONDEBUG_INSN_P.
1603 (distance_non_agu_define): Likewise.
1604 (distance_agu_use): Likewise.
1606 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1608 From Dominique d'Humieres <dominiq@lps.ens.fr>
1610 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1613 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1615 * plugin.h (invoke_plugin_callbacks): New inline function.
1616 * plugin.c (flag_plugin_added): New global flag.
1617 (add_new_plugin): Initialize above flag.
1618 (invoke_plugin_callbacks): Rename to ...
1619 (invoke_plugin_callbacks_full): ... this.
1621 2010-04-28 Jan Hubicka <jh@suse.cz>
1623 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1624 (lto_varpool_replace_node): New.
1625 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1626 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1627 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1628 * cgraph.h (varpool_node_ptr): New type.
1629 (varpool_node_ptr): New vector.
1630 (varpool_node_set_def): New structure.
1631 (varpool_node_set): New type.
1632 (varpool_node_set): New vector.
1633 (varpool_node_set_element_def): New structure.
1634 (varpool_node_set_element, const_varpool_node_set_element): New types.
1635 (varpool_node_set_iterator): New type.
1636 (varpool_node): Add prev pointers, add used_from_other_partition,
1638 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1639 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1640 varpool_get_node, varpool_remove_node): Declare.
1641 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1642 varpool_node_set_size): New inlines.
1643 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1644 * tree-pass.h (varpool_node_set_def): Forward declare.
1645 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1646 (ipa_write_optimization_summaries): Update prototype.
1647 * ipa-cp.c (ipcp_write_summary): Update.
1648 * ipa-reference.c (ipa_reference_write_summary): Update.
1649 * lto-cgraph.c (lto_output_varpool_node): New static function.
1650 (output_varpool): New function.
1651 (input_varpool_node): New static function.
1652 (input_varpool_1): New function.
1653 (input_cgraph): Input varpool.
1654 * ipa-pure-const.c (pure_const_write_summary): Update.
1655 * lto-streamer-out.c (lto_output): Update, output varpool too.
1656 (write_global_stream): Kill WPA hack.
1657 (produce_asm_for_decls): Update.
1658 (output_alias_pair_p): Handle variables.
1659 (output_unreferenced_globals): Output only needed partition of varpool.
1660 * ipa-inline.c (inline_write_summary): Update.
1661 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1663 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1664 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1665 varpool_node_set_new, varpool_node_set_add,
1666 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1667 debug_varpool_node_set): New functions.
1668 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1669 (execute_one_pass): Process new decls too.
1670 (ipa_write_summaries_2): Pass around vsets.
1671 (ipa_write_summaries_1): Likewise.
1672 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1674 (ipa_write_optimization_summaries_1): Pass around vsets.
1675 (ipa_write_optimization_summaries): Likewise.
1676 * varpool.c (varpool_get_node): New.
1677 (varpool_node): Update doubly linked lists.
1678 (varpool_remove_node): New.
1679 (dump_varpool_node): More dumping.
1680 (varpool_enqueue_needed_node): Update doubly linked lists.
1681 (decide_is_variable_needed): Kill ltrans hack.
1682 (varpool_finalize_decl): Kill lto hack.
1683 (varpool_assemble_decl): Skip decls in other partitions.
1684 (varpool_assemble_pending_decls): Update doubly linkes lists.
1685 (varpool_empty_needed_queue): Likewise.
1686 (varpool_extra_name_alias): Likewise.
1687 * lto-streamer.c (lto_get_section_name): Add vars section.
1688 * lto-streamer.h (lto_section_type): Update.
1689 (output_varpool, input_varpool): Declare.
1691 2010-04-28 Mike Stump <mikestump@comcast.net>
1693 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1695 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1697 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1698 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1699 (lto_input_ts_type_tree_pointers): Likewise.
1700 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1701 (lto_output_ts_type_tree_pointers): Likewise.
1703 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1705 Uniquization of constants at the Tree level
1706 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1707 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1709 (tree_output_constant_def): Declare.
1710 * gimplify.c (gimplify_init_constructor): When using block copy, first
1711 uniquize the constant constructor on the RHS.
1712 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1713 DECL_IN_CONSTANT_POOL flag.
1714 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1715 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1717 (assemble_variable): Deal with symbols belonging to the tree constant
1719 (get_constant_section): Add ALIGN parameter and simplify.
1720 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1721 (assemble_constant_contents): Use the expression of the VAR_DECL.
1722 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1723 (tree_output_constant_def): New global function.
1724 (mark_constant): Use the expression of the VAR_DECL.
1725 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1727 (output_object_block): Likewise and assemble the expression.
1729 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1731 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1732 hash_tree, eq_tree): New tree hash table.
1733 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1734 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1735 lto_orig_address_remove): Reimplement.
1737 2010-04-28 Xinliang David Li <davidxl@google.com>
1740 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1741 (compute_uninit_opnds_pos): New function.
1742 (is_non_loop_exit_postdominating): New function.
1743 (compute_control_dep_chain): New function.
1744 (find_pdom): New function.
1745 (convert_control_dep_chain_into_preds): New function.
1746 (find_predicates): New function.
1747 (find_control_equiv_block): New function.
1748 (collect_phi_def_edges): New function.
1749 (find_def_preds): New function.
1750 (find_dom): New function.
1751 (dump_predicates): New function.
1752 (get_cmp_code): New function.
1753 (is_value_included_in): New function.
1754 (find_matching_predicate_in_rest_chains): New function.
1755 (use_pred_not_overlap_with_undef_path_pred): New function.
1756 (is_use_properly_guarded): New function.
1757 (normalize_cond_1): New function.
1758 (is_and_or_or): New function.
1759 (normalize_cond): New function.
1760 (is_gcond_subset_of): New function.
1761 (is_subset_of_any): New function.
1762 (is_or_set_subset_of): New function.
1763 (is_and_set_subset_of): New function.
1764 (is_norm_cond_subset_of): New function.
1765 (is_pred_expr_subset_of): New function.
1766 (is_pred_chain_subset_of): New function.
1767 (is_included_in): New function.
1768 (is_superset_of): New function.
1769 (find_uninit_use): New function.
1770 (warn_uninitialized_phi): New function.
1771 (compute_possibly_undefined_names): New function.
1772 (ssa_undefined_value_p): New function.
1773 (execute_late_warn_uninitialized): New function.
1774 * tree-ssa.c (ssa_undefined_value_p): Removed.
1775 (warn_uninit): Changed to extern.
1776 (warn_uninitialized_phi): Removed.
1777 (warn_uninitialized_vars): Changed to extern.
1778 (execute_late_warn_uninitialized): Removed
1779 * tree-flow.h: Add new prototypes.
1780 * timevar.def: Add new time variable.
1781 * Makefile.in: Add new build file.
1783 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1785 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1788 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1791 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1793 2010-04-28 Martin Jambor <mjambor@suse.cz>
1795 * cgraph.h (struct cgraph_node): New field indirect_calls.
1796 (struct cgraph_indirect_call_info): New type.
1797 (struct cgraph_edge): Removed field indirect_call. New fields
1798 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1799 (cgraph_create_indirect_edge): Declare.
1800 (cgraph_make_edge_direct): Likewise.
1801 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1802 * ipa-prop.h (struct ipa_param_call_note): Removed.
1803 (struct ipa_node_params): Removed field param_calls.
1804 (ipa_create_all_structures_for_iinln): Declare.
1805 * cgraph.c: Described indirect edges and uids in initial comment.
1806 (cgraph_add_edge_to_call_site_hash): New function.
1807 (cgraph_edge): Search also among the indirect edges, use
1808 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1809 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1810 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1812 (initialize_inline_failed): Assign a reason to indirect edges.
1813 (cgraph_create_edge_1): New function.
1814 (cgraph_create_edge): Moved some functionality to
1815 cgraph_create_edge_1.
1816 (cgraph_create_indirect_edge): New function.
1817 (cgraph_edge_remove_callee): Add an assert checking for
1819 (cgraph_edge_remove_caller): Special-case indirect edges.
1820 (cgraph_remove_edge): Likewise.
1821 (cgraph_set_edge_callee): New function.
1822 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1823 (cgraph_make_edge_direct): New function.
1824 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1825 the declaration of the call statement matches.
1826 (cgraph_node_remove_callees): Special-case indirect edges.
1827 (cgraph_clone_edge): Likewise.
1828 (cgraph_clone_node): Clone also the indirect edges.
1829 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1830 indirect_call, dump count of indirect_calls edges.
1831 * ipa-prop.c (iinlining_processed_edges): New variable.
1832 (ipa_note_param_call): Create indirect edges instead of
1833 creating notes. New parameter node.
1834 (ipa_analyze_call_uses): New parameter node, pass it on to
1835 ipa_note_param_call.
1836 (ipa_analyze_stmt_uses): Likewise.
1837 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1838 (print_edge_addition_message): Work on edges rather than on notes.
1839 (update_call_notes_after_inlining): Likewise, renamed to
1840 update_indirect_edges_after_inlining.
1841 (ipa_create_all_structures_for_iinln): New function.
1842 (ipa_free_node_params_substructures): Do not free notes.
1843 (ipa_edge_duplication_hook): Propagate bits within
1844 iinlining_processed_edges bitmap.
1845 (ipa_node_duplication_hook): Do not duplicate notes.
1846 (free_all_ipa_structures_after_ipa_cp): Renamed to
1847 ipa_free_all_structures_after_ipa_cp.
1848 (free_all_ipa_structures_after_iinln): Renamed to
1849 ipa_free_all_structures_after_iinln.
1850 (ipa_write_param_call_note): Removed.
1851 (ipa_read_param_call_note): Removed.
1852 (ipa_write_indirect_edge_info): New function.
1853 (ipa_read_indirect_edge_info): Likewise.
1854 (ipa_write_node_info): Do not stream notes, do stream information
1856 (ipa_read_node_info): Likewise.
1857 (lto_ipa_fixup_call_notes): Removed.
1858 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1859 * ipa-inline.c (pass_ipa_inline): Likewise.
1860 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1861 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1862 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1864 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1866 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1867 (output_cgraph): Stream also indirect edges.
1868 (lto_output_edge): Added capability to stream indirect edges.
1869 (input_edge): Likewise.
1870 (input_cgraph_1): Likewise.
1871 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1874 2010-04-28 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/43879
1877 PR tree-optimization/43909
1878 * tree-ssa-structalias.c (struct variable_info): Add
1879 only_restrict_pointers flag.
1880 (new_var_info): Initialize it. Increment stats.total_vars here.
1881 (create_function_info_for): Do not increment stats.total_vars here.
1882 (get_function_part_constraint): Fix build with C++.
1883 (insert_into_field_list): Remove.
1884 (push_fields_onto_fieldstack): Properly merge fields.
1885 (create_variable_info_for): Split and simplify.
1886 (create_variable_info_for_1): New piece.
1887 (intra_create_variable_infos): Properly make restrict constraints
1890 2010-04-28 Richard Guenther <rguenther@suse.de>
1893 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1895 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1896 Jan Hubicka <hubicka@ucw.cz>
1898 * doc/invoke.texi (-Wsuggest-attribute=const,
1899 -Wsuggest-attribute=pure): Document.
1900 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1901 (function_always_visible_to_compiler_p,
1902 suggest_attribute, warn_function_pure, warn_function_const):
1904 (check_call): Improve debug info.
1905 (analyze_function): Do not check availability.
1906 (add_new_function): Check availability.
1907 (propagate): Output warnings.
1908 (skip_function_for_local_pure_const): New function.
1909 (local_pure_const): Use it; output warnings.
1910 * common.opt (Wsuggest-attribute=const,
1911 Wsuggest-attribute=pure): New.
1913 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1915 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1916 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1917 or DW_CFA_def_cfa_offset{,_sf}.
1919 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1921 * tree.h: Fix truncated long macros.
1923 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1925 * collect2.c (TARGET_64BIT): Redefine to target's default.
1926 * tlink.c: Likewise.
1927 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1928 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1929 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1930 for underscoring __USER_LABEL_PREFIX__.
1931 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1932 (SUB_LINK_ENTRY32): New.
1933 (SUB_LINK_ENTRY64): New.
1934 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1935 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1936 (SUB_LINK_ENTRY64): New.
1937 (SUB_LINK_ENTRY): New.
1938 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1939 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1940 x64 target is choosen.
1941 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1942 * configure: Regenerated.
1943 * configure.ac (leading-mingw64-underscores): Option added.
1945 2010-04-27 Jan Hubicka <jh@suse.cz>
1947 * doc/invoke.texi (-fipa-profile): Document.
1948 * opts.c (decode_options): Enable ipa-profile at -O1.
1949 * timevar.def (TV_IPA_PROFILE): Define.
1950 * common.opt (fipa-profile): Add.
1951 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1953 (cgraph_propagate_frequency): Handle only local ones.
1954 * tree-pass.h (pass_ipa_profile): Declare.
1955 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1956 (pass_ipa_profile): Use TV_IPA_PROFILE.
1957 * ipa.c (ipa_profile): New function.
1958 (gate_ipa_profile): Likewise.
1959 (pass_ipa_profile): New global variable.
1960 * passes.c (pass_ipa_profile): New.
1962 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1964 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1966 2010-04-27 Martin Jambor <mjambor@suse.cz>
1969 * ipa.c (dissolve_same_comdat_group_list): New function.
1970 (function_and_variable_visibility): Call
1971 dissolve_same_comdat_group_list when comdat group contains external or
1973 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1974 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1976 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1978 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1979 (const_hash_1) <VECTOR_CST>: New case.
1980 (compare_constant) <VECTOR_CST>: Likewise.
1981 <ADDR_EXPR>: Deal with LABEL_REFs.
1982 (copy_constant) <VECTOR_CST>: New case.
1984 2010-04-27 Jan Hubicka <jh@suse.cz>
1986 * cgraph.c (cgraph_propagate_frequency): New function.
1987 * cgraph.h (cgraph_propagate_frequency): Declare.
1988 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1989 cgraph_propagate_frequency.
1991 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1993 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1995 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1998 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1999 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2000 here to determine which regs to push and how much stack to reserve.
2002 2010-04-27 Jie Zhang <jie@codesourcery.com>
2004 * doc/gimple.texi (gimple_statement_with_ops): Remove
2005 addresses_taken field.
2006 (gimple_statement_with_memory_ops): Likewise.
2008 2010-04-27 Jan Hubicka <jh@suse.cz>
2010 * tree-inline.c (eni_inlining_weights): Remove.
2011 (estimate_num_insns): Special case more builtins.
2013 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2016 * c-typeck.c (build_binary_op): Move forward check for comparison
2017 pointer with null pointer constant and adjust the diagnostic message.
2019 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2022 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2023 binutils supports extended .section directive needed by LTO, or
2024 warn if older binutils found.
2025 (LTO_BINARY_READER): New AC_SUBST'd variable.
2026 (LTO_USE_LIBELF): Likewise.
2027 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2029 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2030 (LTO_USE_LIBELF): Likewise.
2031 * configure: Regenerate.
2033 * collect2.c (is_elf): Rename from this ...
2034 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2035 object files in addition to ELF-formatted ones.
2036 (scan_prog_file): Caller updated. Also allow for LTO info marker
2037 symbol to be prefixed or not by an extra underscore.
2039 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2040 * config/i386/winnt.c: Also #include lto-streamer.h
2041 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2043 (i386_pe_asm_output_aligned_decl_common): Add comment.
2044 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2046 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2049 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2050 Add missing earlyclobber for second alternative.
2052 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2054 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2055 bits for artificial defs at the top of the block.
2056 * fwprop.c (single_def_use_enter_block): Don't call it.
2058 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2061 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2062 instead of "$gcc_cv_objdump -T".
2063 Use "-undefined dynamic_lookup" on darwin.
2064 * gcc/configure: Regenerate.
2066 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2069 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2071 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2073 * c-parser.c (struct c_token): Move location field up.
2074 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2075 (struct c_declspecs): Convert typespec_word, storage_class, and
2076 default_int_p into bitfields.
2077 (struct c_declarator): Move loc field up.
2079 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2081 * cfgloop.h (struct loop): Move can_be_parallel field up.
2082 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2083 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2085 (struct iv_cand): Convert pos field into a bitfield.
2086 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2088 (struct _stmt_vec_info): Shuffle fields for better packing.
2090 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2092 * varasm.c (IN_NAMED_SECTION): Remove guard.
2093 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2094 (IN_NAMED_SECTION_P): ...this.
2095 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2096 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2098 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2100 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2101 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2102 of shadowing it. Fix comments.
2104 2010-04-26 Jan Hubicka <jh@suse.cz>
2106 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2107 (cgraph_clone_node): Copy function frequency.
2108 * cgraph.h (node_frequency): New enum
2109 (struct cgraph_node): Add.
2110 * final.c (rest_of_clean_state): Update.
2111 * lto-cgraph.c (lto_output_node): Output node frequency.
2112 (input_overwrite_node): Input node frequency.
2113 * tre-ssa-loop-ivopts (computation_cost): Update.
2114 * lto-streamer-out.c (output_function): Do not output function
2116 * predict.c (maybe_hot_frequency_p): Update and handle functions
2118 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2120 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2121 (compute_function_frequency): Set noreturn functions to be executed
2123 (choose_function_section): Update.
2124 * lto-streamer-in.c (input_function): Do not input function frequency.
2125 * function.c (allocate_struct_function): Do not initialize function
2127 * function.h (function_frequency): Remove.
2128 (struct function): Remove function frequency.
2129 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2130 (try_update): Update.
2131 * tree-inline.c (initialize_cfun): Do not update function frequency.
2132 * passes.c (pass_init_dump_file): Update.
2133 * i386.c (ix86_compute_frame_layout): Update.
2134 (ix86_pad_returns): Update.
2136 2010-04-26 Jie Zhang <jie@codesourcery.com>
2138 PR tree-optimization/43833
2139 * tree-vrp.c (range_int_cst_p): New.
2140 (range_int_cst_singleton_p): New.
2141 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2142 when both operands are constants. Use range_int_cst_p in
2145 2010-04-26 Jan Hubicka <jh@suse.cz>
2147 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2149 2010-04-26 Richard Guenther <rguenther@suse.de>
2152 * gimple.c (gimple_decl_printable_name): Deal gracefully
2153 with a NULL DECL_NAME.
2155 2010-04-26 Richard Guenther <rguenther@suse.de>
2158 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2159 if emitting debug information and it is either a function
2160 or a namespace decl.
2162 2010-04-26 Ira Rosen <irar@il.ibm.com>
2164 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2165 determine if the statement is vectorizable, and a macro to access it.
2166 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2167 Skip statements that can't be vectorized. If the analysis fails,
2168 mark the statement as unvectorizable if vectorizing basic block.
2169 (vect_compute_data_refs_alignment): Likewise.
2170 (vect_verify_datarefs_alignment): Skip statements marked as
2171 unvectorizable. Add print.
2172 (vect_analyze_group_access): Skip statements that can't be
2173 vectorized. If the analysis fails, mark the statement as
2174 unvectorizable if vectorizing basic block.
2175 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2176 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2177 generated stmts for SLP.
2178 (new_stmt_vec_info): Initialize the new field.
2179 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2180 statements marked as unvectorizable.
2182 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2184 * c-common.c (flag_isoc1x): New.
2185 (flag_isoc99): Update comment.
2186 * c-common.h (flag_isoc1x): New.
2187 (flag_isoc99): Update comment.
2188 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2189 __<type>_DECIMAL_DIG__.
2190 * c-opts.c (set_std_c1x): New.
2191 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2192 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2193 * c.opt (-std=c1x, -std=gnu1x): New options.
2194 * doc/cpp.texi: Mention -std=c1x.
2195 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2196 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2197 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2198 * doc/standards.texi: Mention C1X.
2199 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2200 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2201 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2204 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2207 placeholder from 0x%x to %#x.
2208 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2209 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2210 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2211 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2212 * config/i386/i386.c (ix86_target_string): Ditto.
2213 (output_pic_addr_const): Ditto.
2214 (print_operand): Ditto.
2216 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2218 * combine.c (find_split_point): Add third argument. Use it
2219 to find nested multiply-accumulate instructions. Adjust calls.
2220 (try_combine): Adjust call to find_split_point.
2222 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2224 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2226 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2228 PR tree-optimization/41442
2229 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2230 (fold_binary_loc): Call it.
2232 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2234 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2235 * opts.c (common_handle_option): Allow disabling it.
2236 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2238 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2240 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2241 between modes if both types are integral.
2243 2010-04-23 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/43572
2246 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2248 2010-04-23 Richard Guenther <rguenther@suse.de>
2251 * tree-inline.c (tree_can_inline_p): Also check compatibility
2254 2010-04-23 Martin Jambor <mjambor@suse.cz>
2256 PR tree-optimization/43846
2257 * tree-sra.c (struct access): New flag grp_assignment_read.
2258 (build_accesses_from_assign): Set grp_assignment_read.
2259 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2260 (enum mark_read_status): New type.
2261 (analyze_access_subtree): Propagate grp_assignment_read, create
2262 accesses also if both direct_read and root->grp_assignment_read.
2264 2010-04-23 Martin Jambor <mjambor@suse.cz>
2267 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2268 function does not have type attributes.
2270 2010-04-23 Richard Guenther <rguenther@suse.de>
2273 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2276 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2278 * sese.h (create_if_region_on_edge): Remove.
2280 * sese.c (create_if_region_on_edge): Make static.
2282 * tree-inline.c: Do not include ggc.h.
2284 * expr.c: Do not include ggc.h.
2286 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2289 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2292 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2293 in the middle of insns for casesi_worker_2.
2295 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2297 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2299 2010-04-22 Ira Rosen <irar@il.ibm.com>
2301 PR tree-optimization/43842
2302 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2303 loop unrolling in update of exit phis. Fix comment.
2304 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2305 least two reduction statements in the loop before starting SLP
2308 2010-04-22 Nick Clifton <nickc@redhat.com>
2310 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2312 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2314 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2317 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2319 * tree-parloops.c (loop_parallel_p): New argument
2320 parloop_obstack. Pass it down.
2321 (parallelize_loops): New variable parloop_obstack. Initialize it,
2322 pass it down, free it.
2324 * tree-loop-linear.c (linear_transform_loops): Pass down
2327 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2328 of type struct obstack *.
2330 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2331 scratch_obstack. Initialize it, pass down, free it.
2333 * lambda.h (lambda_loop_new): Remove.
2334 (lambda_matrix_new, lambda_matrix_inverse)
2335 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2336 argument of type struct obstack *.
2338 * lambda-trans.c (lambda_trans_matrix_new): New argument
2339 lambda_obstack. Pass it down, use obstack allocation for ret.
2340 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2343 * lambda-mat.c (lambda_matrix_get_column)
2344 (lambda_matrix_project_to_null): Remove.
2345 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2347 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2350 * lambda-code.c (lambda_loop_new): New function.
2351 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2352 (lambda_compute_auxillary_space, lambda_compute_target_space)
2353 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2354 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2355 (build_access_matrix): New argument lambda_obstack. Use obstack
2357 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2358 argument lambda_obstack. Pass it down.
2360 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2362 * optabs.h (expand_widening_mult): Declare.
2364 2010-04-22 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/43845
2367 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2368 lookup the CALL_EXPR function and arguments.
2370 2010-04-22 Nick Clifton <nickc@redhat.com>
2372 * config/stormy16/stormy16.c
2373 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2374 * config/stormy16/stormy16.h: Tidy up formatting.
2375 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2376 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2377 (ineqbranchsi): Delete pattern.
2378 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2379 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2380 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2381 stormy16-lib2-ucmpsi2.c.
2383 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2385 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2386 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2387 extra set merge_set_noclobber, and use it to relax the final test
2389 * df.h (df_simulate_find_noclobber_defs): Declare.
2390 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2392 (df_simulate_find_noclobber_defs): New function.
2394 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/i386.md: Use {} around multi-line preparation statements.
2398 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2400 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2401 (process_init_element): New argument of type struct obstack *.
2403 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2404 (set_init_index, set_init_label, set_nonincremental_init)
2405 (set_nonincremental_init_from_string, find_init_member)
2406 (output_init_element, output_pending_init_elements)
2407 (process_init_element): New argument braced_init_obstack. Pass it
2409 (push_range_stack, add_pending_init): New argument
2410 braced_init_obstack. Use obstack allocation.
2412 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2413 braced_init_obstack. Pass it down.
2414 (c_parser_braced_init): New variables ret, braced_init_obstack.
2415 Initialize obstack, pass it down and finally free it.
2417 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2420 * tree-pass.h (pass_optimize_widening_mul): Declare.
2421 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2422 gate_optimize_widening_mul): New static functions.
2423 (pass_optimize_widening_mul): New.
2424 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2425 <case MULT_EXPR>: Remove support for widening multiplies.
2426 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2427 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2428 simplify_gen_unary rather than directly building extensions.
2429 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2431 * expmed.c (expand_widening_mult): New function.
2432 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2434 2010-04-21 Jan Hubicka <jh@suse.cz>
2436 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2437 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2438 * lto-wpa-fixup.c: Remove.
2439 * Makefile.in (lto-wpa-fixup.o): Remove.
2440 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2441 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2442 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2444 2010-04-21 Jan Hubicka <jh@suse.cz>
2446 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2447 add write_optimization_summary, read_optimization_summary.
2448 (ipa_write_summaries_of_cgraph_node_set): Remove.
2449 (ipa_write_optimization_summaries): Declare.
2450 (ipa_read_optimization_summaries): Declare.
2451 * ipa-cp.c (pass_ipa_cp): Update.
2452 * ipa-reference.c (pass_ipa_reference): Update.
2453 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2454 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2456 * ipa-inline.c (pass_ipa_inline): Update.
2457 * ipa.c (pass_ipa_whole_program): Update.
2458 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2459 * passes.c (ipa_write_summaries_1): Do not test wpa.
2460 (ipa_write_optimization_summaries_1): New.
2461 (ipa_write_optimization_summaries): New.
2462 (ipa_read_summaries): Do not test ltrans.
2463 (ipa_read_optimization_summaries_1): New.
2464 (ipa_read_optimization_summaries): New.
2466 2010-04-21 Jan Hubicka <jh@suse.cz>
2468 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2470 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2472 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2475 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2476 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2478 2010-04-21 Jan Hubicka <jh@suse.cz>
2480 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2482 2010-04-21 Jan Hubicka <jh@suse.cz>
2484 * varpool.c (decide_is_variable_needed): Variable is always needed
2487 2010-04-21 Jan Hubicka <jh@suse.cz>
2489 * opts.c (decode_options): Enable pure-const pass for whopr.
2491 2010-04-21 Jan Hubicka <jh@suse.cz>
2493 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2494 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2496 (cgraph_decide_inlining): Do not expect callee to be removed in all
2499 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2501 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2503 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2506 amdfam10_decode attributes.
2508 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2511 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2512 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2513 (lower_copyprivate_clauses): Use private var in outer
2514 context instead of original var. Make sure the types
2515 are correct for VLAs.
2517 2010-04-21 Richard Guenther <rguenther@suse.de>
2519 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2520 to non-pointer objects.
2522 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2525 last chain entry if it starts with the still current label.
2526 (add_location_or_const_value_attribute): Check that
2527 loc_list->first->next is NULL instead of comparing ->first with ->last.
2528 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2529 to add_var_loc_to_decl.
2531 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2532 >= 4 add also address size and segment size fields into CIE header.
2534 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2535 long as address size is the same as sizeof (void *) and
2537 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2538 address size or segment size is unexpected, return DW_EH_PE_omit.
2539 (classify_object_over_fdes): If get_cie_encoding returned
2540 DW_EH_PE_omit, return -1.
2541 (init_object): If classify_object_over_fdes returned -1,
2542 pretend there were no FDEs at all.
2544 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2547 bswap{si,di}2 using SWI48 mode iterator.
2548 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2549 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2550 set modrm attribute of bswap insn to 0 and remove length attribute.
2551 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2552 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2553 set mode attribute to <MODE> and remove length attribute.
2555 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2557 PR rtl-optimization/43520
2558 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2559 zero available registers.
2561 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2563 * builtins.c (fold_builtin_cproj): Fold more cases.
2565 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2567 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2568 (fold_builtin_1): Fold builtin cproj.
2569 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2570 Use ATTR_CONST_NOTHROW_LIST.
2572 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2574 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2575 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2576 ffsi2_no_cmove for !TARGET_CMOVE.
2577 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2578 (ffssi2): Remove expander.
2579 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2581 (ctz<mode>2): Ditto from ctz{si,di}2.
2582 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2584 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2587 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2589 * dwarf2out.c (AT_linkage_name): Define.
2590 (clone_as_declaration): Handle DW_AT_linkage_name.
2591 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2592 of DW_AT_MIPS_linkage_name.
2593 (move_linkage_attr): Likewise.
2594 (dwarf2out_finish): Likewise.
2596 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2599 * fold-const.c (fold_comparison): New folding rule.
2601 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2603 * double-int.h (double_int_setbit): Declare.
2604 * double-int.c (double_int_setbit): New function.
2605 * rtl.h (immed_double_int_const): Declare.
2606 * emit-rtl.c (immed_double_int_const): New function.
2607 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2608 and immed_double_int_const functions.
2609 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2610 expand_copysign_bit): (Ditto.).
2611 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2612 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2613 * dojump.c (prefer_and_bit_test): (Ditto.).
2614 * expr.c (convert_modes, reduce_to_bit_field_precision,
2615 const_vector_from_tree): (Ditto.).
2616 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2618 2010-04-20 Jan Hubicka <jh@suse.cz>
2620 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2621 (dump_cgraph_node): Dump new flags.
2622 * cgraph.h (struct cgraph_node): Add flags
2623 reachable_from_other_partition and in_other_partition.
2624 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2625 other partition can not be removed.
2626 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2627 the other partition must be output; silence sanity checking on
2628 leaking functions bodies from other paritition.
2629 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2630 (lto_output_node): Output new flags; do not sanity check that inline
2631 clones are output; drop lto_forced_extern_inline_p code; do not mock
2632 visibility flags at partition boundaries.
2633 (add_node_to): New function.
2634 (output_cgraph): Use it to sort functions so masters appear before
2636 (input_overwrite_node): Input new flags.
2637 * passes.c (ipa_write_summaries): Do not call
2638 lto_new_extern_inline_states.
2639 * lto-section-out.c (forced_extern_inline,
2640 lto_new_extern_inline_states lto_delete_extern_inline_states,
2641 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2642 * lto-streamer.h (lto_new_extern_inline_states,
2643 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2644 lto_forced_extern_inline_p): Kill.
2646 2010-04-20 Richard Guenther <rguenther@suse.de>
2648 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2649 from vars that can have pointers.
2650 (process_constraint): Dump useless constraints.
2652 2010-04-20 Richard Guenther <rguenther@suse.de>
2654 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2655 (dump_sa_points_to_info): Remove asserts.
2656 (init_base_vars): nothing_id isn't an escape point nor does it
2659 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2661 * tree.h (TYPE_REF_IS_RVALUE): Define.
2662 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2663 should_move_die_to_comdat, prune_unused_types_walk): Handle
2664 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2665 (modified_type_die, gen_reference_type_die): Emit
2666 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2667 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2669 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2672 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2673 calls for -fpic -m31 if they have been sibcall optimized.
2675 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2677 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2678 ar.lc fixed and call-used.
2680 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2682 2010-04-19 Jan Hubicka <jh@suse.cz>
2684 * opts.c (decode_options): Disable whpr incompatible passes.
2685 * lto/lto.c (lto_1_to_1_map): Skip clones.
2686 (read_cgraph_and_symbols): Do not mark everything as needed.
2687 (do_whole_program_analysis): Do map only after optimizing;
2688 set proper cgraph_state; use passmanager.
2690 2010-04-19 DJ Delorie <dj@redhat.com>
2692 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2693 POINTER_PLUS_EXPR and fix them.
2695 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2697 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2698 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2699 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2700 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2701 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2702 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2703 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2704 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2705 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2706 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2707 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2709 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2711 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2712 (check_cond_move_block): Likewise.
2713 (cond_move_process_if_block): Likewise.
2714 (noce_find_if_block): Improve formatting.
2715 (find_if_header): Pass 0 to memset and tweak conditions.
2716 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2718 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2720 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2724 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2725 with non-local decl doesn't need chain.
2727 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2729 * ira-color.c (allocno_reload_assign): Avoid accumulating
2730 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2732 2010-04-19 Martin Jambor <mjambor@suse.cz>
2734 * gimple.h (create_tmp_reg): Declare.
2735 * gimplify.c (create_tmp_reg): New function.
2736 (gimplify_return_expr): Use create_tmp_reg.
2737 (gimplify_omp_atomic): Likewise.
2738 (gimple_regimplify_operands): Likewise.
2739 * tree-dfa.c (make_rename_temp): Likewise.
2740 * tree-predcom.c (predcom_tmp_var): Likewise.
2741 (reassociate_to_the_same_stmt): Likewise.
2742 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2743 (get_replaced_param_substitute): Likewise.
2744 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2745 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2746 * tree-ssa-pre.c (get_representative_for): Likewise.
2747 (create_expression_by_pieces): Likewise.
2748 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2749 (create_tailcall_accumulator): Likewise.
2751 2010-04-19 Martin Jambor <mjambor@suse.cz>
2753 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2755 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2757 2010-04-19 Richard Guenther <rguenther@suse.de>
2759 PR tree-optimization/43796
2760 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2761 from SCEV in the lattice.
2762 (vrp_visit_phi_node): Dump change.
2764 2010-04-19 Richard Guenther <rguenther@suse.de>
2766 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2767 * configure: Re-generated.
2769 2010-04-19 Richard Guenther <rguenther@suse.de>
2771 PR tree-optimization/43783
2772 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2773 constant ARRAY_REF operands two and three if possible.
2775 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2778 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2780 2010-04-19 Jie Zhang <jie@codesourcery.com>
2783 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2785 2010-04-19 Ira Rosen <irar@il.ibm.com>
2787 PR tree-optimization/37027
2788 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2789 and macro to access it.
2790 (vectorizable_reduction): Add argument.
2791 (vect_get_slp_defs): Likewise.
2792 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2793 statements for possible use in SLP.
2794 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2795 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2796 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2798 (vectorizable_reduction): Likewise.
2799 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2801 (vectorizable_type_demotion, vectorizable_type_promotion,
2802 vectorizable_store): Likewise.
2803 (vect_analyze_stmt): Update call to vectorizable_reduction.
2804 (vect_transform_stmt): Likewise.
2805 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2806 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2807 from different interleaving chains in same node.
2808 (vect_slp_rearrange_stmts): New function.
2809 (vect_supported_load_permutation_p): Allow load permutations for
2810 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2811 inside SLP nodes if necessary.
2812 (vect_analyze_slp_instance): Handle reductions.
2813 (vect_analyze_slp): Try to build SLP instances originating from groups
2815 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2816 (vect_get_constant_vectors): Create initial vectors for reductions
2817 according to reduction code. Add new argument.
2818 (vect_get_slp_defs): Add new argument, pass it to
2819 vect_get_constant_vectors.
2820 (vect_schedule_slp_instance): Remove SLP tree root statements.
2822 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2824 * tree.h (ENUM_IS_SCOPED): Define.
2825 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2826 for ENUM_IS_SCOPED enums.
2828 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2830 * fold-const.c (fold_comparison): Use ssizetype.
2831 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2832 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2833 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2834 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2836 * tree.h (initialize_sizetypes): Remove parameter.
2837 (build_common_tree_nodes): Remove second parameter.
2838 * stor-layout.c (initialize_sizetypes): Remove parameter.
2839 Always create an unsigned type.
2840 (set_sizetype): Assert that the passed type is unsigned and simplify.
2841 * tree.c (build_common_tree_nodes): Remove second parameter.
2842 Adjust call to initialize_sizetypes.
2843 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2844 build_common_tree_nodes.
2846 2010-04-18 Matthias Klose <doko@ubuntu.com>
2848 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2850 2010-04-18 Ira Rosen <irar@il.ibm.com>
2852 PR tree-optimization/43771
2853 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2854 load permutation doesn't have gaps.
2856 2010-04-18 Jan Hubicka <jh@suse.cz>
2858 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2859 (sse_prologue_save_insn expander): Use new pattern.
2860 (sse_prologue_save_insn1): New pattern and splitter.
2861 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2863 * i386.c (setup_incoming_varargs_64): Do not compute jump
2865 (ix86_gimplify_va_arg): Update alignment needed.
2866 (ix86_local_alignment): Do not align all local arrays to 128bit.
2868 2010-04-17 Jan Hubicka <jh@suse.cz>
2870 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2872 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2874 * arm.md (negdi2): Remove redundant code to force values into a
2877 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2879 * arm/bpabi.S: Add EABI alignment attributes to objects.
2880 * arm/bpabi-v6m.S: Likewise.
2881 * arm/crti.asm: Likewise.
2882 * arm/crtn.asm: Likewise.
2883 * arm/lib1funcs.asm: Likewise.
2884 * arm/libunwind.S: Likewise.
2886 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2888 * arm-protos.h (tune_params): New structure.
2889 * arm.c (current_tune): New variable.
2890 (arm_constant_limit): Delete.
2891 (struct processors): Add pointer to the tune parameters.
2892 (arm_slowmul_tune): New tuning option.
2893 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2894 (all_cores): Adjust to pick up the tuning model.
2895 (arm_constant_limit): New function.
2896 (arm_override_options): Select the appropriate tuning model. Delete
2897 initialization of arm_const_limit.
2898 (arm_split_constant): Use the new constant-limit model.
2899 (arm_rtx_costs): Pick up the current tuning model.
2900 * arm.md (is_strongarm, is_xscale): Delete.
2901 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2902 for Xscale variant architectures.
2903 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2905 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2907 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2909 (arm_rtx_costs_1): Remove unused variable extra_cost.
2910 (arm_unwind_emit_set): Use variable offset.
2911 (thumb1_output_casesi): Remove unused variable flags.
2913 2010-04-16 Jeff Law <law@redhat.com>
2915 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2916 needing assignment rather than doing a two-phase assignment. Remove
2917 unused variable 'm'.
2919 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2922 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2924 2010-04-16 Doug Kwan <dougkwan@google.com>
2926 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2927 (next_operand_entry_id): New static variable.
2928 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2929 (add_to_ops_vec): Assigned unique ID to operand entry.
2930 (struct oecount_s): New field ID.
2931 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2932 (undistribute_ops_list): Assign unique IDs to oecounts.
2933 (init_reassoc): reset next_operand_entry_id.
2935 2010-04-16 Doug Kwan <dougkwan@google.com>
2937 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2938 missing left parenthesis.
2940 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2943 *btdi_rex64 using SWI48 mode iterator.
2944 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2945 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2946 *jcc_btdi_mask_rex64.
2948 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2950 * double-int.h (tree_to_double_int): Convert to macro.
2951 * double-int.c (tree_to_double_int): Remove.
2953 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2956 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2957 with want_address 2 and in case a single element list might be
2958 possible, call it again with want_address 0.
2960 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2962 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2963 case 'W' print operands for HI mode.
2964 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2965 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2966 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2967 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2969 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2971 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2972 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2973 #xx:3 and #xx:4 mode.
2975 * config/h8300/h8300.md (inverted load with HImode dest): Add
2976 support for H8300SX.
2978 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2979 satisfy 'U' constraint.
2981 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2983 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2984 * configure: Regenerate.
2985 * config.in: Regenerate.
2986 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2989 2010-04-16 Richard Guenther <rguenther@suse.de>
2991 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2992 (struct tree_decl_common): ... here.
2993 (DECL_PT_UID): Adjust.
2994 (SET_DECL_PT_UID): Likewise.
2995 (DECL_PT_UID_SET_P): Likewise.
2997 2010-04-16 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/43572
3000 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3001 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3002 * tree-flow.h (is_call_clobbered): Remove.
3003 * tree-flow-inline.h (is_call_clobbered): Likewise.
3004 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3005 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3006 (execute_return_slot_opt): Adjust.
3007 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3008 check for call clobbered vars here.
3009 (find_tail_calls): Move tailcall verification to the
3012 2010-04-16 Diego Novillo <dnovillo@google.com>
3014 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3016 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3019 * config/arm/arm.md (cbranchqi4): New pattern.
3020 * config/arm/predicates.md (const0_operand,
3021 cbranchqi4_comparison_operator): New predicates.
3023 2010-04-16 Richard Guenther <rguenther@suse.de>
3025 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3026 (dump_gimple_stmt): Likewise.
3028 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3030 * recog.h (struct recog_data): New field is_operator.
3031 (struct insn_operand_data): New field is_operator.
3032 * recog.c (extract_insn): Set recog_data.is_operator.
3033 * genoutput.c (output_operand_data): Emit code to set the
3035 * reload.c (find_reloads): Use it rather than testing for an
3036 empty constraint string.
3039 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3040 If the previous insn is a cbranchsi4_insn with the same arguments,
3041 omit the compare instruction.
3043 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3044 register, inputs must be low registers and we need a low register
3045 scratch. Handle alternative 2 like alternative 3.
3047 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3049 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3050 don't call get_addr on both. If one expression is a VALUE and
3051 the other a REG, check VALUE's locs if the REG isn't among them.
3053 2010-04-16 Christian Bruel <christian.bruel@st.com>
3055 * config/sh/sh.h (sh_frame_pointer_required): New function.
3056 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3057 (flag_omit_frame_pointer) Set.
3058 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3059 (rounded_frame_size): Adjust size with outgoing_args_size.
3060 (sh_set_return_address): Must return from stack pointer.
3061 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3062 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3063 (ACCUMULATE_OUTGOING_ARGS): Define.
3064 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3065 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3067 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3070 * config/sh/sh.c (sh_legitimize_reload_address): Use
3071 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3072 Remove a unneeded check for offset_base.
3074 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3076 * configure: Regenerated.
3078 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3080 * config/s390/s390.c (s390_call_save_register_used): Switch back
3081 to HARD_REGNO_NREGS.
3083 2010-04-15 Richard Guenther <rguenther@suse.de>
3085 * alias.c (alias_set_subset_of): Handle alias-set zero
3088 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3089 Julian Brown <julian@codesourcery.com>
3091 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3092 alternatives according to use of high and low regs.
3093 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3094 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3095 optimizing for size on Thumb-2.
3097 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3099 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3101 2010-04-15 Richard Guenther <rguenther@suse.de>
3103 * tree-ssa-structalias.c (struct variable_info): Add
3105 (new_var_info): Initialize it.
3106 (dump_constraints): Support printing last added constraints.
3107 (debug_constraints): Adjust.
3108 (dump_constraint_graph): Likewise.
3109 (make_heapvar_for): Check for NULL cfun.
3110 (get_function_part_constraint): New function.
3111 (get_fi_for_callee): Likewise.
3112 (find_func_aliases): Properly implement IPA PTA constraints.
3113 (process_ipa_clobber): New function.
3114 (find_func_clobbers): Likewise.
3115 (insert_into_field_list_sorted): Remove.
3116 (create_function_info_for): Properly allocate vars for IPA mode.
3117 Do not use insert_into_field_list_sorted.
3118 (create_variable_info_for): Properly generate constraints for
3119 global vars in IPA mode.
3120 (dump_solution_for_var): Always dump the solution.
3121 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3122 (find_what_var_points_to): Adjust.
3123 (pt_solution_set): Change.
3124 (pt_solution_ior_into): New function.
3125 (pt_solution_empty_p): Export.
3126 (pt_solution_includes_global): Adjust.
3127 (pt_solution_includes_1): Likewise.
3128 (pt_solutions_intersect_1): Likewise.
3129 (dump_sa_points_to_info): Check some invariants.
3130 (solve_constraints): Move constraint dumping ...
3131 (compute_points_to_sets): ... here.
3132 (ipa_pta_execute): ... and here.
3133 (compute_may_aliases): Do not re-compute points-to info
3134 locally if IPA info is available.
3135 (ipa_escaped_pt): New global var.
3136 (ipa_pta_execute): Properly implement IPA PTA.
3137 * tree-into-ssa.c (dump_decl_set): Support dumping
3138 decls not in referenced-vars.
3139 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3140 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3141 (dump_points_to_solution): Likewise.
3142 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3143 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3144 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3145 (copy_decl_to_var): Copy DECL_PT_UID.
3146 (copy_result_decl_to_var): Likewise.
3147 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3148 (copy_node_stat): Copy it.
3149 * tree.h (DECL_PT_UID): New macro.
3150 (SET_DECL_PT_UID): Likewise.
3151 (DECL_PT_UID_SET_P): Likewise.
3152 (struct tree_decl_minimal): Add pt_uid member.
3153 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3154 (pt_solution_empty_p): Declare.
3155 (pt_solution_set): Adjust.
3156 (ipa_escaped_pt): Declare.
3157 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3158 * gimple-pretty-print.c (pp_points_to_solution): New function.
3159 (dump_gimple_call): Dump call clobber/use information.
3160 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3161 * tree-pass.h (TDF_ALIAS): New dump option.
3162 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3163 * doc/invoke.texi (-fipa-pta): Update documentation.
3165 2010-04-15 Richard Guenther <rguenther@suse.de>
3167 * Makefile.in (OBJS-common): Add gimple-fold.o.
3168 (gimple-fold.o): New rule.
3169 * tree.h (maybe_fold_offset_to_reference,
3170 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3172 * gimple.h: ... here.
3173 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3174 may_propagate_address_into_dereference): Move prototypes ...
3175 * gimple.h: ... here.
3176 * tree-ssa-ccp.c (get_symbol_constant_value,
3177 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3178 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3179 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3180 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3181 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3182 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3183 gimplify_and_update_call_from_tree): Move ...
3184 * gimple-fold.c: ... here. New file.
3185 (ccp_fold_builtin): Rename to ...
3186 (gimple_fold_builtin): ... this.
3187 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3189 2010-04-15 Richard Guenther <rguenther@suse.de>
3191 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3192 fit_double_type, force_fit_type_double, add_double_with_sign,
3193 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3194 lrotate_double, rrotate_double, div_and_round_double): Move ...
3195 * double-int.c: ... here.
3196 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3197 add_double, neg_double, mul_double_with_sign, mul_double,
3198 lshift_double, rshift_double, lrotate_double, rrotate_double,
3199 div_and_round_double): Move prototypes ...
3200 * double-int.h: ... here.
3202 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3205 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3206 matching constraints to ensure inputs match the output.
3208 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3211 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3212 in an input-only operand.
3214 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3216 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3217 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3218 (double_int_negative_p): Convert to static inline function.
3219 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3220 (double_int_negative_p): Remove.
3221 * tree.h (lshift_double, rshift_double):
3222 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3223 * fold-const.c (fold_convert_const_int_from_real,
3224 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3225 (lshift_double): Change type of arith argument to bool.
3226 (rshift_double): Change type of arith argument to bool. Correct
3228 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3230 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3233 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3234 at the start and end of the then/else blocks, and omit them from the
3236 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3237 argument; all callers changed. Pass zero to old_insns_match_p instead.
3238 (flow_find_head_matching_sequence): New function.
3239 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3240 * basic-block.h (flow_find_cross_jump,
3241 flow_find_head_matching_sequence): Declare functions.
3243 2010-04-14 Jason Merrill <jason@redhat.com>
3246 * c-common.c (attribute_takes_identifier_p): New fn.
3247 * c-common.h: Declare it.
3249 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3253 (*udivmod<mode>4): Ditto.
3255 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (maxmin_int): Rename code attribute from
3258 maxminiprefix and update all users.
3259 (maxmin_float): Ditto from maxminfprefix.
3260 (logic): Ditto from logicprefix.
3261 (absneg_mnemonic): Ditto from absnegprefix.
3262 * config/i386/mmx.md: Update all users of maxminiprefix,
3263 maxminfprefix and logicprefix for rename.
3264 * config/i386/sse.md: Ditto.
3265 * config/i386/sync.md (sync_<code><mode>): Update for
3268 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3271 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3272 warnings converted to errors.
3274 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3276 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3277 used insn_type variable.
3278 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3279 to avoid set-but-not-used warning.
3281 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3283 * df-core.c (df_ref_debug): Change format string placeholder
3285 * dwarf2asm.c (dw2_asm_output_data_raw,
3286 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3287 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3288 * dwarf2out.c (output_cfi, output_cfi_directive,
3289 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3290 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3292 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3293 * print-rtl.c (print_rtx): Ditto.
3295 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3298 * builtins.c (expand_builtin_pow_root): New function to expand pow
3299 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3300 series of sqrt and cbrt calls under -ffast-math.
3301 (expand_builtin_pow): Call it.
3303 2010-04-14 Michael Matz <matz@suse.de>
3305 PR tree-optimization/42963
3306 * tree-cfg.c (touched_switch_bbs): New static variable.
3307 (group_case_labels_stmt): New function broken out from ...
3308 (group_case_labels): ... here, use the above.
3309 (start_recording_case_labels): Allocate touched_switch_bbs.
3310 (end_recording_case_labels): Deallocate it, call
3311 group_case_labels_stmt.
3312 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3314 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3316 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3319 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3323 2010-04-13 Jan Hubicka <jh@suse.cz>
3325 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3326 of optimized out static functions.
3327 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3328 cost computation. Also sanity check for overflows.
3329 (update_caller_keys): Update cgraph_edge_badness call; properly
3330 update fibheap and sanity check that it is up to date.
3331 (add_new_edges_to_heap): Update cgraph_edge_badness.
3332 (cgraph_decide_inlining_of_small_function): Likewise;
3333 add sanity checking that badness in heap is up to date;
3334 improve dumping of reason; Update badness of calls to the
3335 offline copy of function currently inlined; dump badness
3336 of functions not inlined because of unit growth limits.
3338 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3341 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3342 because of sign-extension change when converting to sizetype here...
3343 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3345 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3346 the folding to constants. Remove redundant final conversion.
3347 (fold_binary) <associate>: Do not associate if the re-association of
3348 constants alone overflows.
3349 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3350 to the end of the list.
3351 (multiple_of_p) <COND_EXPR>: New case.
3353 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3355 * opt-functions.awk (opt_sanitized_name): New.
3357 * optc-gen.awk: Use it
3358 * opth-gen.awk: Use it.
3360 2010-04-13 Martin Jambor <mjambor@suse.cz>
3362 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3363 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3364 children. Call replace_uses_with_default_def_ssa_name to handle
3367 2010-04-13 Michael Matz <matz@suse.de>
3370 * builtins.c (expand_builtin_interclass_mathfn): Also create
3371 a register if the predicate doesn't match.
3373 2010-04-13 Diego Novillo <dnovillo@google.com>
3375 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3376 * c-pch.c: Include timevar.h.
3377 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3378 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3379 * ggc-common.c: Include timevar.h.
3380 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3381 * timevar.def (TV_PCH_SAVE): Define.
3382 (TV_PCH_CPP_SAVE): Define.
3383 (TV_PCH_PTR_REALLOC): Define.
3384 (TV_PCH_PTR_SORT): Define.
3385 (TV_PCH_RESTORE): Define.
3386 (TV_PCH_CPP_RESTORE): Define.
3388 2010-04-13 Michael Matz <matz@suse.de>
3390 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3392 (can_reassociate_p): New function.
3393 (break_up_subtract_bb, reassociate_bb): Use it.
3395 2010-04-13 Richard Guenther <rguenther@suse.de>
3398 * builtins.c (c_readstr): Fix assert.
3400 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3403 when generating cltd insn.
3405 (*ashl<mode>3_1): Remove special handling for register operand 2.
3406 (*ashlsi3_1_zext): Ditto.
3407 (*ashlhi3_1): Ditto.
3408 (*ashlhi3_1_lea): Ditto.
3409 (*ashlqi3_1): Ditto.
3410 (*ashlqi3_1_lea): Ditto.
3411 (*<shiftrt_insn><mode>3_1): Ditto.
3412 (*<shiftrt_insn>si3_1_zext): Ditto.
3413 (*<shiftrt_insn>qi3_1_slp): Ditto.
3414 (*<rotate_insn><mode>3_1): Ditto.
3415 (*<rotate_insn>si3_1_zext): Ditto.
3416 (*<rotate_insn>qi3_1_slp): Ditto.
3418 2010-04-13 Richard Guenther <rguenther@suse.de>
3420 * tree-ssa-structalias.c (callused_id): Remove.
3421 (call_stmt_vars): New.
3422 (get_call_vi): Likewise.
3423 (lookup_call_use_vi): Likewise.
3424 (lookup_call_clobber_vi): Likewise.
3425 (get_call_use_vi): Likewise.
3426 (get_call_clobber_vi): Likewise.
3427 (make_transitive_closure_constraints): Likewise.
3428 (handle_const_call): Adjust to do per-call call-used handling.
3429 (handle_pure_call): Likewise.
3430 (find_what_var_points_to): Remove general callused handling.
3431 (init_base_vars): Likewise.
3432 (init_alias_vars): Initialize call_stmt_vars.
3433 (compute_points_to_sets): Process call-used and call-clobbered
3434 vars for call statements.
3435 (delete_points_to_sets): Free call_stmt_vars.
3437 2010-04-13 Richard Guenther <rguenther@suse.de>
3439 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3440 Only add RW dependence for dependence distance zero.
3441 Adjust maximal vectorization factor according to dependences.
3442 Move alignment handling ...
3443 (vect_find_same_alignment_drs): ... here. New function.
3444 (vect_analyze_data_ref_dependences): Adjust.
3445 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3446 (vect_analyze_data_refs): Adjust minimal vectorization factor
3447 according to data references.
3448 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3449 dependences before determining the vectorization factor.
3450 Analyze alignment after determining the vectorization factor.
3451 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3452 dependences before alignment.
3453 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3455 (vect_analyze_data_refs): Likewise.
3456 (MAX_VECTORIZATION_FACTOR): New define.
3458 2010-04-13 Duncan Sands <baldrick@free.fr>
3460 * except.h (lang_eh_type_covers): Remove.
3461 * except.c (lang_eh_type_covers): Likewise.
3463 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3464 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3466 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3467 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3468 UNITS_PER_LONG where it is ABI relevant.
3469 (s390_return_addr_rtx): Likewise.
3470 (s390_back_chain_rtx): Likewise.
3471 (s390_frame_area): Likewise.
3472 (s390_frame_info): Likewise.
3473 (s390_initial_elimination_offset): Likewise.
3474 (save_gprs): Likewise.
3475 (s390_emit_prologue): Likewise.
3476 (s390_emit_epilogue): Likewise.
3477 (s390_function_arg_advance): Likewise.
3478 (s390_function_arg): Likewise.
3479 (s390_va_start): Likewise.
3480 (s390_gimplify_va_arg): Likewise.
3481 (s390_function_profiler): Likewise.
3482 (s390_optimize_prologue): Likewise.
3483 (s390_rtx_costs): Likewise.
3484 (s390_secondary_reload): Likewise.
3485 (s390_promote_function_mode): Likewise.
3486 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3487 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3488 registers available.
3489 (s390_unwind_word_mode): New function.
3490 (s390_function_value): Split 64 bit values into register pair if
3491 used as return value.
3492 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3493 function call parameters. Handle parallels.
3494 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3495 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3496 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3497 (s390_expand_setmem): Remove unused variable src_addr.
3498 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3499 deal with 64 bit registers.
3500 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3501 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3502 (UNITS_PER_LONG): New macro.
3503 * libjava/include/s390-signal.h: Define extended ucontext
3504 structure containing the upper halfs of the 64 bit registers.
3506 2010-04-13 Simon Baldwin <simonb@google.com>
3508 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3510 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3512 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3513 rvalue on the RHS if the LHS is of a non-renamable type.
3514 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3516 2010-04-13 Matthias Klose <doko@ubuntu.com>
3518 * gcc.c (cc1_options): Handle -iplugindir before processing
3519 the cc1 spec. Only add -iplugindir once.
3520 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3522 * common.opt (iplugindir): Remove `Separate' property, initialize.
3523 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3525 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3526 (distclean): Remove plugin dir.
3527 * doc/invoke.texi: Document -iplugindir.
3529 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3531 * doc/plugins.texi (Loading Plugins): Document short
3532 -fplugin=foo option.
3533 (Plugin API): Mention default_plugin_dir_name function.
3535 * gcc.c (find_file_spec_function): Add new declaration.
3536 (static_spec_func): Use it for "find-file".
3537 (find_file_spec_function): Add new function.
3538 (cc1_options): Add -iplugindir option if -fplugin* options found.
3540 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3542 * plugin.c (add_new_plugin): Updated comment, and handle short
3544 (default_plugin_dir_name): Added new function.
3546 * common.opt (iplugindir): New option to set the plugin directory.
3548 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.md (any_rotate): New code iterator.
3551 (rotate_insn): New code attribute.
3553 (SWIM124): New mode iterator.
3554 (<rotate_insn>ti3): New expander.
3555 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3556 any_rotate code iterator.
3557 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3558 using any_rotate code iterator and SWIM124 mode iterator.
3559 (ix86_rotlti3): New insn_and_split pattern.
3560 (ix86_rotrti3): Ditto.
3561 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3562 ix86_rotl{di,ti}3 patterns.
3563 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3564 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3565 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3566 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3567 code iterator and SWI mode iterator.
3568 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3569 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3571 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3572 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3573 (bswap rotatert splitter): Add splitter.
3574 (bswap splitter): Macroize splitter using any_rotate code iterator.
3575 Add insn predicate to split only for TARGET_USE_XCHGB or when
3576 optimizing function for size.
3578 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3580 * config/pa/pa.c (emit_move_sequence): Remove use of
3581 deleted variable flag_argument_noalias.
3583 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3585 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3587 Add to unsupported targets list.
3588 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3589 sparc*-sun-solaris2.[567]* from target lists.
3590 * configure: Regenerate.
3591 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3593 Remove Solaris 7 patch references.
3594 (Specific, sparc-sun-solaris2.7): Removed.
3595 (sparc-sun-solaris2*): Update Solaris 7 example.
3596 (sparc64-*-solaris2*): Likewise.
3598 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3600 * config.build (alpha*-dec-osf4*): Remove.
3601 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3602 of obsolete configurations.
3603 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3605 * config/alpha/t-osf4: Renamed to ...
3606 * config/alpha/t-osf5: ... this.
3607 * config/alpha/osf.h: Renamed to ...
3608 * config/alpha/osf5.h: ... this.
3609 Merged old osf5.h contents.
3611 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3612 (EXTRA_SPECS): Removed.
3613 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3614 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3617 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3619 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3621 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3624 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3625 __thiscall convention.
3627 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3629 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3631 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3633 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3635 * function.c (assign_parms_initialize_all): Add unused attribute
3638 2010-04-12 Richard Guenther <rguenther@suse.de>
3640 * gsstruct.def (GSS_CALL): New.
3641 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3642 * gimple.h: Include tree-ssa-alias.h.
3643 (struct gimple_statement_call): New.
3644 (union gimple_statement_struct_d): Add gimple_call member.
3645 (gimple_call_reset_alias_info): Declare.
3646 (gimple_call_use_set): New function.
3647 (gimple_call_clobber_set): Likewise.
3648 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3649 * gimple.c (gimple_call_reset_alias_info): New function.
3650 (gimple_build_call_1): Call it.
3651 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3652 * tree-inline.c (remap_gimple_stmt): Likewise.
3653 (expand_call_inline): Remove callused handling.
3654 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3655 * tree-dfa.c (dump_variable): Likewise.
3656 * tree-parloops.c (parallelize_loops): Likewise.
3657 * tree-ssa.c (init_tree_ssa): Likewise.
3658 (delete_tree_ssa): Likewise.
3659 * tree-flow-inline.h (is_call_used): Remove.
3660 * tree-flow.h (struct gimple_df): Remove callused member.
3661 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3662 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3663 (ref_maybe_used_by_call_p_1): Simplify.
3664 (call_may_clobber_ref_p_1): Likewise.
3665 * tree-ssa-structalias.c (compute_points_to_sets): Set
3666 the call stmt used and clobbered sets.
3667 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3668 (find_tail_calls): Verify the tail call.
3670 2010-04-12 Richard Guenther <rguenther@suse.de>
3672 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3673 single-iteration always-inline inlining.
3674 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3675 (cgraph_decide_inlining): Do not handle always-inline specially.
3676 (try_inline): Remove always-inline cycle detection special case.
3677 Do not recurse on always-inlines.
3678 (cgraph_early_inlining): Do not iterate if not optimizing.
3679 (cgraph_gate_early_inlining): remove.
3680 (pass_early_inline): Run unconditionally.
3681 (gate_cgraph_decide_inlining): New function.
3682 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3683 not inlining or optimizing.
3684 (cgraph_decide_inlining_of_small_functions): Also consider
3685 always-inline functions.
3686 (cgraph_default_inline_p): Return true for nodes which should
3687 disregard inline limits.
3688 (estimate_function_body_sizes): Assume zero size and time for
3689 nodes which are marked as disregarding inline limits.
3690 (cgraph_decide_recursive_inlining): Do not perform recursive
3691 inlining on always-inline nodes.
3693 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3696 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3697 for exprs satisfying handled_component_p.
3699 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3701 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3702 non-constant aggregate elements.
3704 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3705 is a real initialization.
3707 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3710 * c-decl.c (start_function): Move forward check for nested function.
3712 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3714 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3715 * config/sh/sh.c: Include reload.h.
3716 (sh_legitimize_reload_address): New.
3717 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3718 sh_legitimize_reload_address.
3720 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3722 * config/sh/sh.md (*movqi_pop): New insn pattern.
3723 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3725 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.md (any_shiftrt): New code iterator.
3728 (shiftrt_insn): New code attribute.
3730 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3731 using any_shiftrt code iterator.
3732 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3733 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3734 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3735 pattern from corresponding peephole2 patterns.
3736 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3737 using any_shiftrt code iterator.
3738 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3739 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3740 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3741 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3742 *{ashr,lshr}<mode>3_cmp_zext.
3743 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3745 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3749 (*lshr<mode>3_cconly): Ditto.
3751 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3753 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3754 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3755 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3756 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3758 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3759 from corresponding peephole2 patterns.
3760 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3761 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3762 and *lshrdi3_1_rex64 using SWI mode iterator.
3763 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3764 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3765 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3766 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3767 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3768 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3769 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3770 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3771 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3774 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3777 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3778 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3779 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3781 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3782 from corresponding peephole2 patterns.
3783 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3784 (ashrsi3_cvt): Rename from ashrsi3_31.
3785 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3786 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3787 and x86_64_shift_adj_3 using SWI48 mode iterator.
3788 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3789 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3790 and *ashrdi3_1_rex64 using SWI mode iterator.
3791 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3792 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3793 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3794 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3795 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3796 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3797 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3798 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3799 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3801 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3802 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3803 x86_shift<mode>_adj_3 expanders.
3805 2010-04-10 Wei Guozhi <carrot@google.com>
3808 * config/arm/arm.c (arm_pic_static_addr): New function.
3809 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3811 (arm_output_addr_const_extra): Output expression for new pattern.
3812 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3814 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3816 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3819 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3820 * web.c: Include "insn-config.h" and "recog.h".
3821 (union_match_dups): New function.
3822 (web_main): Call it.
3823 (union_defs): Don't try to recognize match_dups.
3825 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3826 if doing so would replace the entire pattern.
3828 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3833 and splitter pattern. Change splitter operand 1 predicate to
3836 2010-04-09 Martin Jambor <mjambor@suse.cz>
3838 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3839 lattices are addresses of CONST_DECLs with the same initial value.
3840 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3841 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3843 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3844 Bernd Schmidt <bernds@codesourcery.com>
3846 * loop-invariant.c (replace_uses): New static function.
3847 (move_invariant_reg): Use it to ensure we can replace the uses.
3849 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3851 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3853 (picochip_override_options): Enable section anchors only above -O1.
3854 (picochip_reorg): Fixed a couple of build warnings.
3856 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3858 * configure.ac (plugin -rdynamic test): Log result.
3859 * configure: Regenerate.
3860 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3861 (RDYNAMIC_SPEC): Define.
3862 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3864 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3866 * configure.ac: Determine Sun ld version numbers.
3867 (comdat_group): Restrict GNU ld version checks to gld.
3868 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3869 (enable_comdat): Support --enable-comdat.
3870 * configure: Regenerate.
3871 * doc/install.texi (Configuration): Document --enable-comdat.
3873 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3875 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3876 * config/sol2-gld.h: ... here.
3877 * config.gcc (sparc*-*-solaris2*): Reflect this.
3878 (i[34567]86-*-solaris2*): Use it.
3880 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3882 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3884 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3886 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3889 * diagnostic.c (diagnostic_initialize): Initialize
3890 some_warnings_are_errors.
3891 (diagnostic_finish): New.
3892 (diagnostic_action_after_output): Call it before exiting.
3893 (diagnostic_report_diagnostic): Do not print message here. Set
3894 some_warnings_are_errors.
3895 * diagnostic.h (diagnostic_context): Delete
3896 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3897 (diagnostic_finish): Declare.
3898 * toplev.c (toplev_main): Call it before exit.
3900 2010-04-09 Jason Merrill <jason@redhat.com>
3903 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3904 for incomplete type.
3907 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3908 based on a warning flag.
3910 2010-04-09 Richard Guenther <rguenther@suse.de>
3912 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3914 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3917 * varasm.c (default_assemble_visibility): Wrap vars that are
3918 set, but unused, by targets without GAS.
3919 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3920 Remove set, but unused, vars.
3921 (rs6000_legitimize_tls_address): Likewise.
3922 (altivec_expand_dst_builtin): Likewise.
3923 * config/darwin.c (machopic_classify_symbol): Likewise.
3924 (machopic_indirection_name): Likewise.
3926 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/i386.md (DWI): New mode iterator.
3929 (S): New mode attribute.
3930 (shift_operand): Ditto.
3931 (shift_immediate_operand): Ditto.
3932 (ashl_input_operand): Ditto.
3933 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3934 using SDWIM mode iterator.
3935 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3936 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3938 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3939 from corresponding peephole2 patterns.
3940 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3941 and x86_64_shift_adj_1 using SWI48 mode iterator.
3942 (x86_shift<mode>_adj_2): Ditto.
3943 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3944 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3945 using SWI48 mode iterator.
3946 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3947 *ashldi3_cmp_rex64 using SWI mode iterator.
3948 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3949 *ashldi3_cconly_rex64 using SWI mode iterator.
3950 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3951 x86_shift<mode>_adj_{1,2}.
3952 (ix86_split_ashr): Ditto.
3953 (ix86_split_lshr): Ditto.
3955 2010-04-09 Richard Guenther <rguenther@suse.de>
3957 * target.h (builtin_conversion): Pass in input and output types.
3958 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3959 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3960 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3961 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3963 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3965 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3967 2010-04-09 Richard Guenther <rguenther@suse.de>
3970 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3972 2010-04-09 Richard Guenther <rguenther@suse.de>
3974 * tree-vectorizer.h (struct _stmt_vec_info): Document
3975 that vectype is the type of the LHS.
3976 (supportable_widening_operation, supportable_narrowing_operation):
3977 Get both input and output vector types as arguments.
3978 (vect_is_simple_use_1): Declare.
3979 (get_same_sized_vectype): Likewise.
3980 * tree-vect-loop.c (vect_determine_vectorization_factor):
3981 Set STMT_VINFO_VECTYPE to the vector type of the def.
3982 (vectorizable_reduction): Adjust.
3983 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3984 Adjust. Specify the output vector type.
3985 (vect_pattern_recog_1): Adjust.
3986 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3987 (vectorizable_call): Adjust.
3988 (vectorizable_conversion): Likewise.
3989 (vectorizable_operation): Likewise.
3990 (vectorizable_type_demotion): Likewise.
3991 (vectorizable_type_promotion): Likewise.
3992 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3994 (vect_is_simple_use_1): New function.
3995 (supportable_widening_operation): Get both input and output
3997 (supportable_narrowing_operation): Likewise.
3998 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4000 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4002 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4003 __thiscall and _thiscall as predefined macros.
4004 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4005 thiscall attribute handling.
4006 (ix86_comp_type_attributes): Likewise.
4007 (ix86_function_regparm): Likewise.
4008 (ix86_return_pops_args): Likewise.
4009 (init_cumulative_args): Likewise.
4010 (find_drap_reg): Likewise.
4011 (ix86_static_chain): Likewise.
4012 (x86_this_parameter): Likewise.
4013 (x86_output_mi_thunk): Likewise.
4014 (ix86_attribute_table): Add description for thiscall attribute.
4015 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4016 * doc/extend.texi: Add documentation for thiscall.
4018 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4021 * c.opt (Wint-to-pointer-cast): Available in C++.
4022 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4024 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4026 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4027 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4028 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4029 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4030 function type instead. Reorder and simplify checks.
4032 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4034 2010-04-08 Jing Yu <jingyu@google.com>
4035 Zdenek Dvorak <ook@ucw.cz>
4037 PR tree-optimization/42720
4038 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4039 loop unswitch conditions here from ...
4040 (tree_unswitch_single_loop): ... here.
4042 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4044 * tree-if-conv.c: Fix comments and simplify logic.
4046 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4048 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4049 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4050 (main_tree_if_conversion): Update call to tree_if_conversion.
4052 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4055 * doc/invoke.texi (-b,-V): Delete.
4056 * doc/tm.texi: Do not mention -b.
4057 * gcc.c (display_help): Delete -b and -V.
4058 (process_command): Delete -b and -V.
4059 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4061 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4062 Wolfgang Gellerich <gellerich@de.ibm.com>
4064 Implement target hook for loop unrolling
4065 * target.h (loop_unroll_adjust): Add a new target hook function.
4066 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4067 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4068 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4069 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4070 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4072 (decide_unroll_stupid): Likewise.
4074 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4077 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4079 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4081 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4082 (Specific, *-*-solaris2*): Likewise.
4083 Don't prefer Sun as over GNU as.
4085 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4087 * config/s390/s390.c (override_options): Adjust the z10 defaults
4088 for max-unroll-times, max-completely-peeled-insns
4089 and max-completely-peel-times.
4091 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4093 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4094 instructions for z10.
4095 (s390_expand_setmem): Likewise.
4096 (s390_expand_cmpmem): Likewise.
4098 2010-04-08 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/43679
4101 * tree-ssa-pre.c (eliminate): Only propagate copies.
4103 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4106 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4107 set but not used variable warning.
4109 2010-04-08 Wei Guozhi <carrot@google.com>
4112 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4113 (arm_size_rtx_costs): Call the new function when optimized for size.
4115 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4118 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4119 op0 is not a MEM, just return NULL instead of assertion
4121 (discover_nonconstant_array_refs): Don't walk debug stmts.
4123 2010-04-08 Doug Kwan <dougkwan@google.com>
4125 * configure.ac: Recognize gold and do not use its version number
4126 to test ld features.
4127 * configure: Regenerate.
4129 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4132 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4133 (negate_value): Move code to push elements to broken_up_substracts ...
4134 (eliminate_plus_minus_pair): ... here. Push operands that have no
4135 negative pair to plus_negates.
4136 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4138 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4140 * doc/install.texi (Configuration): Move description of
4141 --enable-lto, --with-libelf*, --enable-gold from Java section to
4144 * doc/generic.texi (Working with declarations)
4145 (Function Properties, C and C++ Trees): Fix typos.
4146 * doc/sourcebuild.texi (Top Level): Likewise.
4148 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4151 * tree.h (DECL_READ_P): Define.
4152 (struct tree_decl_common): Add decl_read_flag.
4153 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4154 a set but not used warning.
4155 (merge_decls): Merge DECL_READ_P flag.
4156 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4157 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4158 * c-common.c (handle_used_attribute, handle_unused_attribute):
4160 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4162 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4164 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4165 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4166 c_parser_binary_expression, c_parser_cast_expression,
4167 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4168 Call default_function_array_read_conversion instead of
4169 default_function_array_conversion where needed.
4170 (c_parser_unary_expression, c_parser_conditional_expression,
4171 c_parser_postfix_expression_after_primary, c_parser_initelt):
4172 Likewise. Call mark_exp_read where needed.
4173 (c_parser_statement_after_labels, c_parser_asm_operands,
4174 c_parser_typeof_specifier, c_parser_sizeof_expression,
4175 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4177 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4179 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4180 (warn_unused_but_set_parameter): Default to warn_unused
4182 * doc/invoke.texi: Document -Wunused-but-set-variable and
4183 -Wunused-but-set-parameter.
4185 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4186 used count variable.
4187 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4188 when operandN variables aren't used in the body of the expander
4190 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4191 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4192 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4193 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4194 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4195 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4196 * tree.c (PROCESS_ARG): Likewise.
4198 2010-04-07 Simon Baldwin <simonb@google.com>
4200 * diagnostic.h (diagnostic_override_option_index): New macro to
4201 set a diagnostic's option_index.
4202 * c-tree.h (c_cpp_error): Add warning reason argument.
4203 * opts.c (_warning_as_error_callback): New.
4204 (register_warning_as_error_callback): Store callback for
4205 warnings enabled via enable_warning_as_error.
4206 (enable_warning_as_error): Call callback, minor code tidy.
4207 * opts.h (register_warning_as_error_callback): Declare.
4208 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4209 response to -Werror=.
4210 (c_common_init_options): Register warning_as_error_callback in opts.c.
4211 * common.opt: Add -Wno-cpp option.
4212 * c-common.c (struct reason_option_codes_t): Map cpp warning
4213 reason codes to gcc option indexes.
4214 * (c_option_controlling_cpp_error): New function, lookup the gcc
4215 option index for a cpp warning reason code.
4216 * (c_cpp_error): Add warning reason argument, call
4217 c_option_controlling_cpp_error for diagnostic_override_option_index.
4218 * doc/invoke.texi: Document -Wno-cpp.
4220 2010-04-07 Richard Guenther <rguenther@suse.de>
4222 * ipa-reference.c (mark_load): Use get_base_address.
4223 (mark_store): Likewise.
4225 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4226 inserting GIMPLE_NOPs into the IL.
4227 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4228 Explicitly strip handled components and indirect references.
4230 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4231 folding address expressions.
4232 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4233 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4234 operand_equal_p to compare decls.
4235 (ptr_deref_may_alias_decl_p): Likewise.
4236 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4237 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4238 Handle reversed comparison ops.
4239 * tree-sra.c (asm_visit_addr): Use get_base_address.
4240 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4241 * ipa-reference.c (mark_address): Use get_base_address.
4243 2010-04-07 Richard Guenther <rguenther@suse.de>
4245 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4246 Propagate constants everywhere.
4248 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4251 * tree.c (MAX_INT_CACHED_PREC): Define.
4252 (nonstandard_integer_type_cache): New array.
4253 (build_nonstandard_integer_type): Cache results for precision
4254 <= MAX_INT_CACHED_PREC.
4256 2010-04-07 Richard Guenther <rguenther@suse.de>
4258 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4259 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4260 * common.opt: Likewise.
4261 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4262 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4263 (nonoverlapping_memrefs_p): Likewise.
4264 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4265 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4266 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4267 OPT_fargument_noalias_global for backward compatibility.
4269 2010-04-07 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/43270
4272 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4273 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4274 * tree-ssa-pre.c (phi_translate_1): Adjust.
4275 (fully_constant_expression): Split out vn_reference handling to ...
4276 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4277 Fold reads from constant strings.
4278 (vn_reference_lookup): Handle fully constant references.
4279 (vn_reference_lookup_pieces): Likewise.
4280 * Makefile.in (expmed.o-warn): Add -Wno-error.
4282 2010-04-07 Martin Jambor <mjambor@suse.cz>
4284 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4286 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4289 * gcc.c: Add -static-libstdc++ to list of recognized options.
4291 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4293 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4295 2010-04-07 Richard Guenther <rguenther@suse.de>
4298 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4299 bases build simple mem attributes to retain points-to information.
4301 2010-04-07 Richard Guenther <rguenther@suse.de>
4304 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4305 preserve points-to related information.
4307 2010-04-07 Richard Guenther <rguenther@suse.de>
4310 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4311 discard plain indirect references.
4312 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4313 * tree.c (tree_nop_conversion): Likewise.
4315 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4318 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4320 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4322 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4323 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4325 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4327 * tree-if-conv.c: Fix indentation and comments.
4329 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4331 * tree-if-conv.c: Sort static functions in topological order.
4333 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4335 * tree-if-conv.c: Fix indentation and comments.
4337 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4340 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4341 lang_hooks.types.type_for_size instead of
4342 build_nonstandard_integer_type.
4343 When converting an unsigned type to signed, double its precision.
4344 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4345 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4346 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4349 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4352 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4353 POINTER_PLUS_EXPR for pointer types.
4355 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4358 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4359 * graphite-clast-to-gimple.c: Include langhooks.h.
4360 (max_signed_precision_type): New.
4361 (max_precision_type): Takes two types as arguments.
4362 (precision_for_value): New.
4363 (precision_for_interval): New.
4364 (gcc_type_for_interval): New.
4365 (gcc_type_for_value): New.
4366 (gcc_type_for_clast_term): New.
4367 (gcc_type_for_clast_red): New.
4368 (gcc_type_for_clast_bin): New.
4369 (gcc_type_for_clast_expr): Split up into several functions.
4370 (gcc_type_for_clast_eq): Rewritten.
4371 (compute_bounds_for_level): New.
4372 (compute_type_for_level_1): New.
4373 (compute_type_for_level): New.
4374 (gcc_type_for_cloog_iv): Removed.
4375 (gcc_type_for_iv_of_clast_loop): Rewritten.
4376 (graphite_create_new_loop): Compute the lower and upper bound types
4377 with gcc_type_for_clast_expr.
4378 (graphite_create_new_loop_guard): Same.
4379 (find_cloog_iv_in_expr): Removed.
4380 (compute_cloog_iv_types_1): Removed.
4381 (compute_cloog_iv_types): Removed.
4382 (gloog): Do not call compute_cloog_iv_types.
4383 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4385 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4386 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4387 (GBB_CLOOG_IV_TYPES): Removed.
4389 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4391 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4392 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4393 (detect_commutative_reduction): Same.
4395 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4397 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4398 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4400 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4401 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4402 (rewrite_commutative_reductions_out_of_ssa): Same.
4403 * passes.c (execute_function_todo): Call verify_ssa for every pass
4404 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4405 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4406 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4407 with an extra argument.
4408 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4409 verify_ssa only when the extra argument is true.
4410 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4411 with an extra argument.
4412 (tree_transform_and_unroll_loop): Same.
4414 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4416 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4417 for all the passes of the LNO having LOOP_CLOSED_SSA.
4418 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4419 * tree-loop-distribution.c (pass_loop_distribution): Same.
4420 * tree-pass.h (TODO_verify_loops): Removed.
4421 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4423 (pass_tree_unswitch): Same.
4424 (pass_predcom): Same.
4425 (pass_vectorize): Same.
4426 (pass_linear_transform): Same.
4427 (pass_graphite_transforms): Same.
4428 (pass_iv_canon): Same.
4429 (pass_complete_unroll): Same.
4430 (pass_complete_unrolli): Same.
4431 (pass_parallelize_loops): Same.
4432 (pass_loop_prefetch): Same.
4433 (pass_iv_optimize): Same.
4435 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4438 * passes.c (init_optimization_passes): Move pass_lim before
4439 pass_copy_prop and pass_dce_loop.
4441 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4444 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4445 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4446 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4447 MULTI_* defines for 4 argument vpermil2p* builtins.
4449 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4452 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4453 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4454 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4455 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4456 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4457 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4458 Use x86_maybe_negate_const_int to output insn mnemonic.
4459 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4460 check from instruction predicate. Update comments.
4461 * config/i386/sync.md (sync_add<mode>): Use
4462 x86_maybe_negate_const_int to output insn mnemonic.
4464 2010-04-06 Jan Hubicka <jh@suse.cz>
4466 PR tree-optimization/42906
4467 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4468 IGNORE_SELF argument. Set visited_control_parents for fully
4470 (find_obviously_necessary_stmts): Update call of
4471 mark_control_dependent_edges_necessary.
4472 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4474 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4476 * config/i386/i386.md: Remove comment about 'e' and 'E'
4479 2010-04-06 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/43627
4482 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4483 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4486 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4488 * BASE-VER: Change to 4.6.0.
4491 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4494 2010-04-06 Richard Guenther <rguenther@suse.de>
4497 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4499 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4501 * doc/invoke.texi (Optimize Options): Document that LTO
4502 won't remove object access purely due to incompatible
4505 2010-04-04 Matthias Klose <doko@ubuntu.com>
4507 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4508 Initialize variable.
4510 2010-04-03 Richard Guenther <rguenther@suse.de>
4513 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4514 require a non-NULL MEM_OFFSET.
4516 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4518 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4519 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4520 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4521 config/alpha/predicates.md, config/arm/arm.md,
4522 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4523 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4524 config/darwin9.h, config/darwin.c, config/darwin.h,
4525 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4526 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4527 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4528 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4529 config/mips/mips.md, config/mn10300/mn10300.c,
4530 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4531 config/rs6000/aix.h, config/rs6000/dfp.md,
4532 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4533 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4534 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4535 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4536 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4537 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4538 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4539 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4540 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4541 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4542 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4543 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4544 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4545 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4546 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4547 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4548 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4549 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4550 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4551 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4552 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4553 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4554 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4555 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4556 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4557 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4558 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4559 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4560 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4561 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4562 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4563 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4564 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4565 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4566 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4567 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4569 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4572 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4573 * aclocal.m4: Regenerate.
4575 2010-04-02 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/43629
4578 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4579 if we have seen a constant value.
4581 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4583 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4585 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4588 * arm.c (legitimize_tls_address): Adjust call to
4589 gen_tls_load_dot_plus_four.
4590 (arm_note_pic_base): New function.
4591 (arm_cannot_copy_insn_p): Use it.
4592 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4595 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4600 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4602 * Makefile.in ($(out_object_file)): Depend on
4603 gt-$(basename $(notdir $(out_file))).h.
4605 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4607 * config.gcc (lm32-*-rtems*): Add t-lm32.
4609 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4611 * config.gcc: Add lm32-*-rtems*.
4612 * config/lm32/rtems.h: New file.
4614 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4617 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4619 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4621 * dwarf2out.c (output_compilation_unit_header): For
4622 -gdwarf-4 use version 4 instead of version 3.
4623 (output_line_info): For version 4 and above emit additional
4624 maximum ops per insn header field.
4625 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4627 * dwarf2out.c (is_c_family, is_java): Remove.
4628 (lower_bound_default): New function.
4629 (add_bound_info, gen_descr_array_type_die): Use it.
4631 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4634 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4635 re-declaration when it happens in a function.
4637 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4639 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4640 (cgraph_remove_function_insertion_hook): Same.
4641 (cgraph_call_function_insertion_hooks): Same.
4643 2010-04-01 Richard Guenther <rguenther@suse.de>
4646 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4647 and TREE_THIS_VOLATILE.
4648 (copy_ref_info): Likewise.
4649 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4650 * tree.c (build6_stat): Ignore side-effects of all but arg5
4651 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4654 2010-04-01 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/43607
4657 * ipa-type-escape.c (check_call): Do not access non-existing
4660 2010-04-01 Richard Guenther <rguenther@suse.de>
4664 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4665 Jack Howarth <howarth@bromo.med.uc.edu>
4667 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4670 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4672 * doc/install.texi (Prerequisites): Document libelf usability on
4673 IRIX 5/6 and Solaris 2.
4674 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4675 Update GNU as, GNU ld requirements.
4676 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4677 Document Sun Studio compiler download.
4678 Update and simplify as, ld recommendations.
4679 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4681 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4683 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4684 with_tune_32 to pentium4.
4686 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4688 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4690 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4692 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4693 obsoletion, removal.
4695 Document GNU as requirement.
4696 Update configure requirements.
4697 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4698 Recomment IRIX 6.5.18+.
4699 Document IDF/IDL requirement.
4700 Document GNU as requirement.
4701 Document GNU ld bootstrap failure.
4702 Remove freeware.sgi.com reference.
4704 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4707 UNIX V4.0, V5.0 obsoletion, removal.
4708 Remove --with-gc=simple reference.
4709 Update VM requirements during bootstrap.
4710 Remove -oldas bootstrap description.
4711 Update binutils reference.
4712 Remove comparison failure note.
4714 2010-03-31 Richard Guenther <rguenther@suse.de>
4715 Zdenek Dvorak <ook@ucw.cz>
4716 Sebastian Pop <sebastian.pop@amd.com>
4719 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4720 with multiple arguments.
4721 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4723 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4725 * graphite-dependences.c (print_pddr): Call print_pdr with an
4727 * graphite-poly.c (debug_pdr): Add an extra argument for the
4730 (print_pbb_domain): Same.
4732 (print_scop_context): Same.
4734 (print_cloog): Same.
4735 (debug_pbb_domain): Same.
4739 (debug_scop_context): Same.
4741 (debug_cloog): Same.
4742 (print_scop_params): Same.
4743 (debug_scop_params): Same.
4744 (print_iteration_domain): Same.
4745 (print_iteration_domains): Same.
4746 (debug_iteration_domain): Same.
4747 (debug_iteration_domains): Same.
4748 (print_scattering_function): Same.
4749 (print_scattering_functions): Same.
4750 (debug_scattering_function): Same.
4751 (debug_scattering_functions): Same.
4752 * graphite-poly.h (debug_pdr): Update declaration.
4754 (print_pbb_domain): Same.
4756 (print_scop_context): Same.
4758 (print_cloog): Same.
4759 (debug_pbb_domain): Same.
4763 (debug_scop_context): Same.
4765 (debug_cloog): Same.
4766 (print_scop_params): Same.
4767 (debug_scop_params): Same.
4768 (print_iteration_domain): Same.
4769 (print_iteration_domains): Same.
4770 (debug_iteration_domain): Same.
4771 (debug_iteration_domains): Same.
4772 (print_scattering_function): Same.
4773 (print_scattering_functions): Same.
4774 (debug_scattering_function): Same.
4775 (debug_scattering_functions): Same.
4777 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4779 * graphite-poly.c (print_scattering_function_1): New.
4780 (print_scattering_function): Call it.
4781 (print_scop_params): Remove spaces at the end of lines.
4784 * graphite-poly.h (print_cloog): Declared.
4785 (debug_cloog): Declared.
4787 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4789 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4791 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4792 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4793 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4794 to switch between adding the IV bump in loop->latch or in loop->header.
4796 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4798 * graphite-poly.c (print_scattering_function): Pretty print following
4801 (print_pbb_domain): Same.
4802 (dump_gbb_cases): Same.
4803 (dump_gbb_conditions): Same.
4806 (print_scop_params): Same.
4807 (print_scop_context): Same.
4809 (print_pbb_body): New.
4810 (lst_indent_to): New.
4811 (print_lst): Start new lines with a #.
4812 * graphite-poly.h (pbb_bb): New.
4813 (pbb_index): Use pbb_bb.
4814 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4816 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4818 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4820 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4821 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4822 and 0 instead of 1 for dw_val_class_flag.
4823 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4824 dw_val_class_range_list, dw_val_class_loc_list,
4825 dw_val_class_lineptr and dw_val_class_macptr, use
4826 DW_FORM_flag_present for dw_val_class_flag and
4827 DW_FORM_exprloc for dw_val_class_loc.
4828 (output_die): For -gdwarf-4 print dw_val_class_loc
4829 size as uleb128 instead of 1 or 2 bytes and don't print
4830 anything for dw_val_class_flag.
4832 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4833 instead of cselib_lookup following by tweaking locs->setting_insn.
4836 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4837 even before returning from label, setjmp call or volatile asm
4840 2010-03-31 Richard Guenther <rguenther@suse.de>
4843 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4844 temporary data on stack.
4846 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4848 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4849 (PUSHSECTION_ASM_OP): Remove.
4850 (POPSECTION_ASM_OP): Remove.
4851 (PUSHSECTION_FORMAT): Remove.
4852 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4853 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4854 * config/sol2.c (solaris_output_init_fini): Use it.
4856 2010-03-31 Jie Zhang <jie@codesourcery.com>
4859 * opt-functions.awk (var_type_struct): Use signed char type
4860 for simple variables.
4862 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4864 * config/sol2.c: Include output.h.
4865 (solaris_assemble_visibility): New function.
4866 * config/t-sol2 (sol2.o): Add output.h dependency.
4867 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4868 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4871 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4874 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4875 V2SImode or XFmode on PRE_DEC.
4878 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4881 2010-03-31 Jie Zhang <jie@codesourcery.com>
4884 * reload.h (caller_save_initialized_p): Declare.
4885 * toplev.c (backend_init_target): Don't call
4886 init_caller_save but set caller_save_initialized_p to false.
4887 * caller-save.c (caller_save_initialized_p): Define.
4888 (init_caller_save): Check caller_save_initialized_p.
4889 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4891 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4894 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4895 and soft-fp/t-softfp to tmake_file.
4896 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4897 (LIBGCC2_TF_CEXT): Define.
4900 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4903 * cselib.c (n_useless_values): Document handling of debug locs.
4904 (n_useless_debug_values, n_debug_values): New variables.
4905 (new_elt_loc_list): Don't add to debug values, keep count.
4906 (promote_debug_loc): New.
4907 (cselib_reset_table): Zero new variables.
4908 (entry_and_rtx_equal_p): Promote debug locs.
4909 (discard_useless_locs): Increment n_useless_debug_values for
4911 (remove_useless_values): Adjust n_useless_values and n_debug_values
4912 with n_useless_debug_values.
4913 (add_mem_for_addr): Promote debug locs.
4914 (cselib_lookup_mem): Likewise.
4915 (cselib_lookup_addr): Renamed to...
4916 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4917 (cselib_log_lookup): ... this. Turn into...
4918 (cselib_lookup_addr): ... new wrapper.
4919 (cselib_lookup_from_insn): New.
4920 (cselib_invalidate_regno): Increment n_useless_debug_values for
4922 (cselib_invalidate_mem): Likewise.
4923 (cselib_process_insn): Take n_deleted and n_debug_values into
4924 account to guard remove_useless_value call.
4925 (cselib_finish): Zero n_useless_debug_values.
4926 * cselib.h (cselib_lookup_from_insn): Declare.
4927 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4928 (sched_analyze_2): Likewise.
4930 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4932 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4934 (adjust_mems): Replace narrowing SUBREG of expression containing
4935 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4936 with operations in the narrower mode.
4939 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4940 regs_invalidated_by_call instead all call_used_reg_set registers.
4942 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4945 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4946 pointer comparisons with types_compatible_p.
4947 * tree-vect-stmts.c (vectorizable_call): Same.
4948 (vectorizable_condition): Same.
4950 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4952 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4953 stack check if the mask would be zero.
4955 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4956 Jack Howarth <howarth@bromo.med.uc.edu>
4958 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4961 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4964 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4966 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4967 Include ___unordxf2 and ___unordtf2.
4968 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4971 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4973 * config/lm32/t-lm32: New file.
4974 * config.gcc: Use the above file when targetting lm32.
4976 2010-03-28 Duncan Sands <baldrick@free.fr>
4978 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4980 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4983 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4984 Improve vectorization cost model diagnostic.
4986 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4989 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4990 compute_data_dependences_for_loop returns false, early exit
4991 and output an extra diagnostic for the failed data reference
4994 2010-03-29 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/43560
4997 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4998 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5000 2010-03-29 Jie Zhang <jie@codesourcery.com>
5003 * toplev.c (process_options): Set optimization_default_node
5004 and optimization_current_node.
5005 * opts.c (decode_options): Don't set optimization_default_node
5006 and optimization_current_node.
5008 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5010 * config/rtems.h: Abandon -qrtems_debug.
5012 2010-03-28 Jan Hubicka <jh@suse.cz>
5014 PR tree-optimization/43505
5015 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5016 map should not be copied.
5018 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5021 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5022 cdtors, set DECL_PRESERVE_P.
5023 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5026 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5028 PR tree-optimization/43528
5029 * stor-layout.c (place_field): Check that constant fits into
5030 unsigned HWI when skipping calculation of MS bitfield layout.
5032 2010-03-27 Jan Hubicka <jh@suse.cz>
5035 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5036 notice_global_symbol work.
5038 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5040 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5041 instead of dwarf2out_decl.
5042 (struct var_loc_node): Remove section_label field.
5043 (dwarf2out_function_decl): New function.
5044 (dwarf2out_var_location): Don't set section_label field.
5045 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5047 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5049 PR tree-optimization/43544
5050 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5051 First argument for builtin vectorized function hook is now a
5052 tree to be able to distinguish between machine specific and
5054 * targhooks.c (default_builtin_vectorized_function): Ditto.
5055 * targhooks.h (default_builtin_vectorized_function): Ditto.
5056 * target.h (struct gcc_target): Ditto.
5057 * tree-vect-stmts.c (vectorizable_function): Ditto.
5058 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5059 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5062 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5065 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5066 nested binding iff it is a FUNCTION_DECL.
5067 (store_parm_decls_newstyle): Pass nested=true to bind for
5068 FUNCTION_DECLs amongst parameters.
5070 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5072 * var-tracking.c (vt_expand_loc_callback): Don't run
5073 cselib_expand_value_rtx_cb in dummy mode if
5074 cselib_dummy_expand_value_rtx_cb returned false.
5076 * var-tracking.c (emit_note_insn_var_location): For one part
5077 notes with offset 0, don't add EXPR_LIST around the location.
5078 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5079 add_location_or_const_value_attribute): Adjust for that change.
5082 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5083 into first operand and location into second.
5084 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5085 dw_cfi_oprnd_loc for DW_CFA_expression.
5086 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5087 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5088 assume first argument is regnum and second argument is location.
5090 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5093 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5094 of scratch register to DImode. Split to DImode comparison operator.
5095 Use SImode subreg of scratch register in the multiplication.
5096 (*cmp_sadd_sidi): Ditto.
5097 (*cmp_ssub_si): Ditto.
5098 (*cmp_ssub_sidi): Ditto.
5100 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5104 Remove invalid assert and wrong comment.
5106 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5109 * flags.h (final_insns_dump_p): New extern.
5110 * final.c (final_insns_dump_p): New variable.
5111 (rest_of_clean_state): Set it before -fdump-final-insns=
5112 dumping, clear afterwards.
5113 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5114 MEM_ALIAS_SET on MEMs.
5116 2010-03-26 David S. Miller <davem@davemloft.net>
5118 * configure.ac: Fix sparc GOTDATA_OP bug check.
5119 * configure: Rebuild.
5121 2010-03-26 Alan Modra <amodra@gmail.com>
5123 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5125 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5127 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5128 TLS_SECTION_ASM_FLAG.
5130 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5133 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5134 Clear first_function_block_is_cold.
5137 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5138 argument if the argument is truth_value_p.
5140 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5142 * config/rs6000/constraints.md: Update copyright year for my changes.
5145 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5146 used in reg+reg addressing, swap registers.
5148 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5151 * target.h (struct gcc_target): Add code_end hook.
5152 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5154 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5155 * toplev.c (compile_file): Call targetm.asm_out.code_end
5156 hook before unwind info/debug info output.
5157 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5158 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5159 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5160 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5161 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5162 * config/i386/i386.c (ix86_file_end): Renamed to...
5163 (ix86_code_end): ... this. Make static. Don't call
5164 file_end_indicate_exec_stack. Emit unwind info using
5165 final_start_function/final_end_function.
5166 (darwin_x86_file_end): Remove.
5167 (TARGET_ASM_CODE_END): Define.
5168 * config/i386/i386.h (TARGET_ASM_FILE_END,
5169 NEED_INDICATE_EXEC_STACK): Don't define.
5170 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5171 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5172 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5173 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5176 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5177 at the beginning and final_end_function at the end.
5178 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5180 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5182 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5183 and Sun as TLS syntax.
5184 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5185 * configure: Regenerate.
5186 * config.in: Regenerate.
5187 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5188 (default_elf_asm_named_section): Use it.
5189 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5190 (i386_output_dwarf_dtprel): Likewise.
5191 (output_addr_const_extra): Likewise.
5192 (output_pic_addr_const): Lowercase @GOTTPOFF.
5193 (output_addr_const_extra): Likewise.
5194 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5195 (output_addr_const_extra): Likewise.
5196 (output_pic_addr_const): Lowercase @INDNTPOFF.
5197 (output_addr_const_extra): Likewise.
5198 (output_pic_addr_const): Lowercase @NTPOFF.
5199 (output_addr_const_extra): Likewise.
5200 (output_pic_addr_const): Lowercase @TPOFF.
5201 (output_addr_const_extra): Likewise.
5202 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5203 (*tls_global_dynamic_64): Likewise.
5204 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5205 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5207 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5208 (ASM_OUTPUT_TLS_COMMON): Use it.
5209 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5212 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5213 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5214 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5215 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5216 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5217 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5219 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5221 * config/i386/i386.c (override_options): Don't accept
5222 -mtls-dialect=sun any longer.
5223 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5224 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5225 (*tls_local_dynamic_base_32_sun): Likewise.
5226 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5228 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5231 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5232 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5235 * ira.c (adjust_cleared_regs): New function.
5236 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5240 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5242 * expr.c (expand_expr_real): Restore previous
5243 curr_insn_source_location and curr_insn_block after
5244 expand_expr_real_1 call.
5245 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5246 instead of expand_expr_real_1.
5248 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5250 PR rtl-optimization/43413
5251 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5254 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5257 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5258 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5260 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5262 * config/i386/i386.c (ix86_target_string): Add -mfma.
5263 Fix a typo in comment.
5265 2010-03-22 Mike Stump <mikestump@comcast.net>
5268 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5269 Don't overly align based upon packed packed fields.
5271 2010-03-22 Jason Merrill <jason@redhat.com>
5273 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5274 Use () rather than [], and move before the element type.
5276 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5278 * doc/configfiles.texi (Configuration Files): Removed
5279 fixinc/Makefile*, intl/Makefile.*.
5280 * doc/makefile.texi: Fixed markup. Abstract from version
5281 control system used.
5282 (Makefile): Removed obsolete gcc/java/parse.y example.
5283 * doc/sourcebuild.texi: Likewise.
5284 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5285 libgomp, libssp. Removed fastjar.
5286 (Miscellaneous Docs): Clarify location.
5287 Added COPYING3, COPYING3.LIB.
5288 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5290 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5293 * config/i386/i386.c (x86_function_profiler)
5294 [!NO_PROFILE_COUNTERS]: Fix typo.
5295 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5298 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5299 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5301 * doc/sourcebuild.texi (Test Directives): Split into six
5302 subsections, with most of the current text in new subsections
5303 Directives, Selectors, and Final Actions.
5304 (Directives): Split list of test directives into multiple
5306 (Selectors): Describe use and syntax of selectors.
5307 (Effective-Target Keywords): Describe all existing keywords.
5308 (Add Options): Describe features for dg-add-options.
5309 (Require Support): Describe variants of dg-require-support.
5310 (Final Actions): Describe commands to use in dg-final.
5312 2010-03-22 Michael Matz <matz@suse.de>
5315 * recog.c (validate_replace_rtx_group): Replace also in
5316 REG_EQUAL and REG_EQUIV notes.
5318 2010-03-22 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/43390
5321 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5322 sure vector extracts are type correct.
5324 2010-03-22 Richard Guenther <rguenther@suse.de>
5327 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5328 x * sqrt (x) even when optimizing for size if the target
5329 has native support for sqrt.
5331 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5333 * varasm.c (make_decl_rtl_for_debug): Also clear
5334 flag_mudflap for the duration of make_decl_rtl call.
5337 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5338 locs from preserved VALUEs.
5340 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5343 * pa.md (movmemsi): Set align to one if zero.
5344 (movmemdi): Likewise.
5346 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5349 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5350 with their corresponding prologue pushes.
5352 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5355 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5356 at the begining or end.
5357 (spu_expand_epilogue): Likewise.
5359 2010-03-20 Richard Guenther <rguenther@suse.de>
5361 PR rtl-optimization/43438
5362 * combine.c (make_extraction): Properly zero-/sign-extend an
5363 extraction of the low part of a CONST_INT. Also handle
5366 2010-03-19 Mike Stump <mikestump@comcast.net>
5368 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5369 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5370 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5372 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5375 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5378 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5380 PR rtl-optimization/42258
5381 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5382 use that may match DEF.
5385 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5386 the cost of loading the constant rather than assuming
5388 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5389 outer code is AND, do the same tests as the andsi3 expander and
5390 return COSTS_N_INSNS (1) if and is cheap.
5392 * optabs.c (avoid_expensive_constant): Fix formatting.
5394 2010-03-19 Michael Matz <matz@suse.de>
5397 * attribs.c (decl_attributes): When rebuilding a function pointer
5398 type use the same qualifiers as the original pointer type.
5400 2010-03-19 Martin Jambor <mjambor@suse.cz>
5402 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5403 and is_gimple_ip_invariant_address.
5405 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5408 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5410 * config/arm/arm.c (arm_override_options): Turn off
5411 flag_dwarf2_cfi_asm for AAPCS variants.
5413 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5416 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5417 Use PRE_MODIFY instead of PRE_DEC.
5418 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5419 (vfp_emit_fstmd): Likewise.
5421 2010-03-19 Michael Matz <matz@suse.de>
5424 * builtins.c (expand_builtin_interclass_mathfn,
5425 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5428 2010-03-19 Richard Guenther <rguenther@suse.de>
5430 PR tree-optimization/43415
5431 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5432 (phi_translate_1): ... this.
5433 (phi_translate): Move all caching here. Cache all NARY
5434 and REFERENCE translations.
5436 2010-03-19 David S. Miller <davem@davemloft.net>
5438 With help from Eric Botcazou.
5439 * config/sparc/sparc.c: Include dwarf2out.h.
5440 (emit_pic_helper): Delete.
5441 (pic_helper_symbol_name): Delete.
5442 (pic_helper_emitted_p): Delete.
5443 (pic_helper_needed): New.
5444 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5445 (get_pc_thunk_name): New.
5446 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5447 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5448 Set pic_helper_needed to true. Don't call emit_pic_helper.
5449 (sparc_expand_prologue): Update load_pic_register call.
5450 (sparc_output_mi_thunk): Likewise.
5451 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5452 thunk if possible. Output CFI information as needed.
5454 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5455 Jack Howarth <howarth@bromo.med.uc.edu>
5458 * config/i386/i386.h: Fix ABI on darwin x86-32.
5460 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5462 * tree.h: Declare make_decl_rtl_for_debug.
5463 * varasm.c (make_decl_rtl_for_debug): New.
5464 * dwarf2out.c (rtl_for_decl_location): Call it.
5465 * cfgexpand.c (expand_debug_expr): Call it.
5467 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5470 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5474 * var-tracking.c (vt_init_cfa_base): Do nothing if
5475 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5477 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5480 * var-tracking.c (canonicalize_vars_star): New.
5481 (dataflow_post_merge_adjust): Use it.
5483 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5486 * var-tracking.c (non_suitable_const): New function.
5487 (add_uses): For DEBUG_INSNs with constants, don't record any
5488 value, instead just the constant value itself.
5489 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5490 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5491 (emit_notes_in_bb): Likewise.
5492 (emit_note_insn_var_location): For onepart variables if
5493 cur_loc is a VOIDmode constant, use DECL_MODE.
5495 2010-03-18 Martin Jambor <mjambor@suse.cz>
5498 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5499 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5500 all non-clones. Moved call redirection...
5501 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5502 (cgraph_materialize_all_clones): Dispose of all
5503 combined_args_to_skip bitmaps.
5504 (verify_cgraph_node): Do not check for edges pointing to wrong
5505 nodes in inline clones.
5506 * tree-inline.c (copy_bb): Call
5507 cgraph_redirect_edge_call_stmt_to_callee.
5508 * ipa.c (cgraph_remove_unreachable_nodes): Call
5509 cgraph_node_remove_callees even when there are used clones.
5511 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5513 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5515 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5518 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5521 2010-03-18 Michael Matz <matz@suse.de>
5524 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5525 into sqrt(x) if we need to preserve signed zeros.
5527 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5528 Eric Botcazou <ebotcazou@adacore.com>
5530 PR rtl-optimization/43360
5531 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5532 note if we don't know its invariant status.
5534 2010-03-18 Michael Matz <matz@suse.de>
5536 PR tree-optimization/43402
5537 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5538 PHI chains of ssa names registered for update.
5540 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5543 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5544 non-offsettable and pre_modify update addressing.
5545 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5546 and "2" alternatives "#".
5547 (*movdd_softfloat32): Make all alternatives "#";
5548 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5549 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5550 (*movdf_softfloat32): Make all alternatives "#";
5551 (movdi): Use the new DIFD mode iterator to create a common splitter
5552 for movdi, movdf and movdd patterns.
5554 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5556 * common.opt (dumpdir): Remove redundant tab.
5558 2010-03-17 Martin Jambor <mjambor@suse.cz>
5560 PR tree-optimization/43347
5561 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5562 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5564 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5566 PR rtl-optimization/42216
5567 * regrename.c (create_new_chain): New function, broken out from...
5568 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5569 appending a use to an empty chain.
5570 (build_def_use): Remove previous changes that convert OP_INOUT to
5571 OP_OUT operands; instead detect the case where an OP_INOUT operand
5572 uses a previously untracked register and create an empty chain for it.
5574 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5576 * doc/extend.texi (Function Attributes): Rewrite unfinished
5577 sentence in ms_abi documentation.
5579 2010-03-17 Alan Modra <amodra@gmail.com>
5581 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5582 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5583 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5584 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5586 2010-03-16 Richard Henderson <rth@redhat.com>
5589 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5590 (lower_try_finally): Save and restore eh_seq around the expansion
5593 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5595 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5596 statements before splitting block.
5598 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5600 * doc/sourcebuild.texi (Testsuites): Fix markup.
5601 Use pathnames relative to gcc/testsuite.
5602 (Test Directives): Move description of how timeout is determined.
5603 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5604 (C Tests): Correct gcc.misc-tests directory.
5605 Framework tests now live in gcc.test-framework.
5607 2010-03-16 Richard Guenther <rguenther@suse.de>
5610 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5611 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5613 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5614 Alexandre Oliva <aoliva@redhat.com>
5616 PR tree-optimization/42917
5617 * lambda-code.c (remove_iv): Skip debug statements.
5618 (lambda_loopnest_to_gcc_loopnest): Likewise.
5619 (not_interesting_stmt): Debug statements are not interesting.
5621 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5625 * cselib.c (cselib_preserve_constants,
5626 cfa_base_preserved_val): New static variables.
5627 (preserve_only_constants): New function.
5628 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5629 clear its REG_VALUES. If cselib_preserve_constants, don't
5630 empty the whole hash table, but preserve there VALUEs with constants,
5631 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5632 (cselib_preserve_cfa_base_value): New function.
5633 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5634 (cselib_init): Change argument to int bitfield. Set
5635 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5637 (cselib_finish): Clear cselib_preserve_constants and
5638 cfa_base_preserved_val.
5639 * cselib.h (enum cselib_record_what): New enum.
5640 (cselib_init): Change argument to int.
5641 (cselib_preserve_cfa_base_value): New prototype.
5642 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5643 * dse.c (dse_step1): Likewise.
5644 * cfgcleanup.c (thread_jump): Likewise.
5645 * sched-deps.c (sched_analyze): Likewise.
5646 * gcse.c (local_cprop_pass): Likewise.
5647 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5648 If FN is non-NULL, call the callback always and whenever it returns
5649 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5650 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5651 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5652 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5653 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5654 * var-tracking.c: Include recog.h.
5655 (bb_stack_adjust_offset): Remove.
5656 (vt_stack_adjustments): Don't call it, instead just gather the
5657 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5658 (adjust_stack_reference): Remove.
5659 (compute_cfa_pointer): New function.
5660 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5661 (struct adjust_mem_data): New type.
5662 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5664 (get_address_mode): New function.
5665 (replace_expr_with_values): Use it.
5666 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5667 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5668 (adjust_sets): Remove.
5669 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5670 Use get_address_mode.
5671 (get_adjusted_src): Remove.
5672 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5673 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5674 (add_with_sets): Don't call adjust_sets.
5675 (fp_setter, vt_init_cfa_base): New functions.
5676 (vt_initialize): Change return type to bool. Move most of pool etc.
5677 initialization to the beginning of the function from end. Pass
5678 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5679 If !frame_pointer_needed, call vt_stack_adjustment before mos
5680 vector is filled, call vt_init_cfa_base if argp/framep has been
5681 eliminated to sp. If frame_pointer_needed and argp/framep has
5682 been eliminated to hard frame pointer, set
5683 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5684 encountering fp setter in the prologue. For MO_ADJUST, call
5685 log_op_type before pusing the op into mos vector, not afterwards.
5686 Call adjust_insn before cselib_process_insn/add_with_sets,
5687 call cancel_changes (0) afterwards.
5688 (variable_tracking_main_1): Adjust for vt_initialize calling
5689 vt_stack_adjustments and returning whether it succeeded or not.
5691 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5693 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5696 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5698 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5700 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5701 drap_reg has not been set.
5703 2010-03-15 Michael Matz <matz@suse.de>
5706 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5707 use it to expand block copies.
5708 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5709 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5710 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5712 2010-03-15 Richard Guenther <rguenther@suse.de>
5714 PR tree-optimization/43367
5715 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5718 2010-03-15 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/43317
5721 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5723 2010-03-15 Martin Jambor <mjambor@suse.cz>
5725 PR tree-optimization/43141
5726 * tree-sra.c (create_abstract_origin): New function.
5727 (modify_function): Call create_abstract_origin.
5729 2010-03-15 Chris Demetriou <cgd@google.com>
5731 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5734 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5737 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5738 call insert_out_of_ssa_copy for default definitions.
5740 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5742 * graphite-clast-to-gimple.c (my_long_long): Defined.
5743 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5744 * graphite-sese-to-poly.c (my_long_long): Defined.
5745 (scop_ivs_can_be_represented): Use it.
5747 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5749 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5750 graphite-max-bbs-per-function, and loop-block-tile-size.
5751 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5753 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5755 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5757 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5758 forward declaration.
5759 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5760 (add_upper_bounds_from_estimated_nit): New.
5761 (build_loop_iteration_domains): Use it.
5763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5765 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5767 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5770 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5771 should be an INTEGER_CST. Also handle CASE_CONVERT.
5773 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5775 * graphite.c (graphite_initialize): To bound the number of bbs per
5776 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5777 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5778 * doc/invoke.texi: Document it.
5780 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5782 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5783 * graphite-sese-to-poly.h (build_poly_scop): Same.
5785 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5787 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5788 the number of parameters in the scop. Use as an upper bound
5789 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5790 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5791 * doc/invoke.texi: Document it.
5793 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5795 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5796 * doc/c-tree.texi: Remove.
5797 * doc/generic.texi: Merge c-tree.texi here.
5798 * doc/gccint.texi (Trees): Remove menu entry.
5799 (c-tree.texi): Remove @include.
5800 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5801 * doc/languages.texi (Reading RTL): Ditto.
5803 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5806 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5808 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5811 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5812 code added to work around reload clobbering CONST insns.
5814 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5816 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5817 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5818 (cselib_preserve_only_values): Remove retain argument, don't
5819 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5820 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5821 * var-tracking.c (micro_operation): Move insn field before union.
5822 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5823 (struct variable_tracking_info_def): Remove n_mos field, change
5824 mos into a vector of micro_operations.
5825 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5826 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5827 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5828 changing into a vector.
5829 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5830 come before all other uops generated by add_stores.
5831 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5833 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5834 a vector. Run just one pass over the bbs instead of separate counting
5835 and computation phase.
5836 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5839 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5840 into *nonlocalized_list vector.
5841 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5842 even if origin is non-NULL.
5843 (gen_variable_die): Likewise.
5844 (process_scope_var): Don't change origin.
5845 (gen_decl_die): Likewise.
5846 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5847 before adding new edges instead of after it, fix moving over
5850 2010-03-11 David S. Miller <davem@davemloft.net>
5852 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5854 * configure: Rebuild.
5856 2010-03-11 Martin Jambor <mjambor@suse.cz>
5858 PR tree-optimization/43257
5859 * tree.c (assign_assembler_name_if_neeeded): New function.
5860 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5862 * tree.h (assign_assembler_name_if_neeeded): Declare.
5863 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5864 the function if needed.
5866 2010-03-11 Chris Demetriou <cgd@google.com>
5868 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5869 include/stdint-gcc.h, and include/stdint.h world-readable.
5871 2010-03-11 Richard Guenther <rguenther@suse.de>
5873 PR tree-optimization/43255
5874 * tree-vrp.c (process_assert_insertions_for): Do not insert
5875 asserts for trivial conditions.
5877 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5879 PR tree-optimization/43280
5880 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5881 generation. Move calculation of size out of the if branch.
5882 (find_bswap): Modify compare number generation.
5884 2010-03-11 Richard Guenther <rguenther@suse.de>
5887 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5888 (input_gimple_stmt): Fixup handled component types during
5889 operand read. Also fix up decls in ADDR_EXPRs.
5891 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5893 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5894 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5896 2010-03-10 Jan Hubicka <jh@suse.cz>
5899 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5900 * varasm.c (get_variable_section): Don't do that here...
5901 (make_decl_rtl): ... and here.
5902 (do_assemble_alias): Produce decl RTL.
5903 (assemble_alias): Likewise.
5905 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5908 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5909 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5911 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5912 (based_loc_descr): Only express drap or vdrap regno based expressions
5913 using DW_OP_fbreg when not optimizing.
5914 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5915 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5916 REG_CFA_SET_VDRAP note.
5918 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5920 PR tree-optimization/43236
5921 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5922 error in calculation of base address in reverse iteration case.
5923 (generate_builtin): Take number of latch executions if the statement
5926 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5929 * tree-eh.c: Include pointer-set.h.
5930 (lower_eh_dispatch): Filter out duplicate case labels and
5931 remove the unneeded edge when the label is unused. Return
5932 true when some edges are removed.
5933 (execute_lower_eh_dispatch): When any lowering resulted in
5934 removing an edge, also delete unreachable blocks.
5936 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5939 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5940 UNSPEC_MACHOPIC_OFFSET.
5942 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5945 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5946 (m68k_delegitimize_address): New function.
5948 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5951 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5954 * var-tracking.c (adjust_sets): New function.
5955 (count_with_sets, add_with_sets): Use it.
5956 (get_adjusted_src): New inline function.
5957 (add_stores): Use it.
5960 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5961 call cselib_dummy_expand_value_rtx_cb instead of
5962 cselib_expand_value_rtx_cb.
5965 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5966 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5967 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5968 and .cfi_endproc around the pic thunks.
5969 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5970 all queued unwind info register saves are saved before the call.
5971 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5972 considered as sp-=4 for unwind info and the pop as sp+=4 which
5973 also clobbers dest, but doesn't actually restore it.
5976 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5977 RTX_FRAME_RELATED_P.
5979 2010-03-09 Jie Zhang <jie@codesourcery.com>
5981 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5982 whitespaces in output template.
5984 2010-03-09 Jie Zhang <jie@codesourcery.com>
5986 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5989 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5991 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5992 builtins.exp in a separate job.
5994 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5996 * graphite-sese-to-poly.c (add_param_constraints): Use
5997 lower_bound_in_type and upper_bound_in_type.
5999 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6002 instead of unsigned_type_node.
6004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6005 Reza Yazdani <reza.yazdani@amd.com>
6008 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6009 on pointer type parameters.
6011 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6015 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6016 handle conversions from pointer to integers.
6017 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6018 induction variable, to be able to work with code generated by CLooG.
6019 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6020 (build_poly_scop): Bail out if we cannot codegen a loop.
6022 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6024 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6025 code generation with gloog_error.
6027 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6029 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6030 Call fold_convert on all the returned values.
6031 (expand_scalar_variables_expr): Pass to
6032 expand_scalar_variables_ssa_name the type of the resulting expression.
6034 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6036 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6037 ppl_min_for_le_pointset.
6038 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6039 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6041 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6043 * graphite-dependences.c (map_into_dep_poly): Removed.
6044 (dependence_polyhedron_1): Use combine_context_id_scat.
6046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6048 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6049 (struct poly_bb): Same.
6050 (combine_context_id_scat): New.
6052 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6055 * sese.c (name_defined_in_loop_p): Return false for default
6058 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6060 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6061 and clean up the logic.
6063 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6065 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6068 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6070 * var-tracking.c (remove_cselib_value_chains): Define only for
6072 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6073 delete_slot_part, emit_notes_for_differences_1): Don't call
6074 remove_cselib_value_chains here.
6075 (set_slot_part, emit_notes_for_differences_2): Don't call
6076 add_cselib_value_chains here.
6077 (preserved_values): New vector.
6078 (preserve_value): New function.
6079 (add_uses, add_stores, vt_add_function_parameters): Use it
6080 instead of cselib_preserve_value.
6081 (changed_values_stack): New vector.
6082 (check_changed_vars_0): New function.
6083 (check_changed_vars_1, check_changed_vars_2): Use it.
6084 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6085 changed_values_stack VALUEs.
6086 (vt_emit_notes): For all preserved_values call
6087 add_cselib_value_chains. If ENABLE_CHECKING call
6088 remove_cselib_value_chains before verifying value_chains is empty.
6089 Initialize and free changed_values_stack.
6090 (vt_initialize): Initialize preserved_values.
6091 (vt_finalize): Free preserved_values.
6093 2010-03-08 Richard Guenther <rguenther@suse.de>
6095 PR tree-optimization/43269
6096 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6099 2010-03-08 Martin Jambor <mjambor@suse.cz>
6101 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6102 (ipa_is_param_called): Removed.
6103 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6104 (ipa_print_node_params): Do not print the called flag.
6105 (ipa_write_node_info): Do not stream the called flag.
6106 (ipa_read_node_info): Likewise.
6108 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6111 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6112 * cselib.c (struct expand_value_data): Add dummy field.
6113 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6115 (cselib_dummy_expand_value_rtx_cb): New function.
6116 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6118 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6119 * var-tracking.c: Include pointer-set.h.
6120 (variable): Change n_var_parts to char from int. Add
6121 cur_loc_changed and in_changed_variables fields.
6122 (variable_canonicalize): Remove.
6123 (shared_var_p): New inline function.
6124 (unshare_variable): Maintain cur_loc_changed and
6125 in_changed_variables fields. If var was in changed_variables,
6126 replace it there with new_var. Just copy cur_loc instead of
6127 resetting it to something else.
6128 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6129 (dataflow_set_union): Don't call variable_canonicalize.
6130 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6131 of their DEBUG_EXPR_TREE_DECLs.
6132 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6133 and in_changed_variables and cur_loc_changed is false.
6134 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6135 and cur_loc_changed. Don't update cur_loc here.
6136 (variable_merge_over_src): Don't call variable_canonicalize.
6137 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6138 removing loc that is equal to cur_loc, clear cur_loc,
6139 set cur_loc_changed and ensure variable_was_changed is called.
6140 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6141 compare pointers in cur_loc check, if it is equal to loc,
6142 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6143 (variable_different_p): Remove compare_current_location argument,
6144 don't compare cur_loc.
6145 (dataflow_set_different_1): Adjust variable_different_p caller.
6146 (variable_was_changed): If dv had some var in changed_variables
6147 already, reset in_changed_variables flag for it and propagate
6148 cur_loc_changed over to the new variable. On empty var
6149 always set cur_loc_changed. Set in_changed_variables on whatever
6150 var is added to changed_variables.
6151 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6152 Use shared_var_p. When removing loc that is equal to cur_loc,
6153 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6154 end, don't set it to something else, just call variable_was_changed.
6155 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6156 loc being removed, clear cur_loc and set cur_loc_changed.
6157 Set cur_loc_changed if all locations have been removed.
6158 (struct expand_loc_callback_data): New type.
6159 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6160 allocated. Always create SUBREGs if simplify_subreg failed.
6161 Prefer to use cur_loc, when that fails and still in
6162 changed_variables (and seen first time) recompute it. Set
6163 cur_loc_changed of variables which had to change cur_loc and
6164 compute elcd->cur_loc_changed if any of the subexpressions used
6165 had to change cur_loc.
6166 (vt_expand_loc): Adjust to pass arguments in
6167 expand_loc_callback_data structure.
6168 (vt_expand_loc_dummy): New function.
6169 (emitted_notes): New variable.
6170 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6171 that weren't used for any other decl in current
6172 emit_notes_for_changes call call vt_expand_loc_dummy to update
6173 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6174 first loc_chain location if NULL before. Always use just
6175 cur_loc instead of first loc_chain location. When cur_loc_changed
6176 is false, when not --enable-checking=rtl just don't emit any note.
6177 When rtl checking, compute the note and assert it is the same
6178 as previous note. Clear cur_loc_changed and in_changed_variables
6179 at the end before removing from changed_variables.
6180 (check_changed_vars_3): New function.
6181 (emit_notes_for_changes): Traverse changed_vars to call
6182 check_changed_vars_3 on each changed var.
6183 (emit_notes_for_differences_1): Clear cur_loc_changed and
6184 in_changed_variables. Recompute cur_loc of new_var.
6185 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6186 (vt_emit_notes): Initialize and destroy emitted_notes.
6188 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6190 PR rtl-optimization/42220
6191 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6192 Use verify_reg_tracked to determine if we should use OP_OUT rather
6194 (build_def_use): If we see an in-out operand for a register that we
6195 know nothing about, treat is an output if possible, fail the block if
6198 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6201 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6204 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6207 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6208 uses of relevant DEFs that are dead outside the loop too.
6210 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6212 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6214 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6216 * var-tracking.c (values_to_unmark): New variable.
6217 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6218 values_to_unmark vector. Moved body to...
6219 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6220 instead queue it into values_to_unmark vector.
6221 (vt_find_locations): Free values_to_unmark vector.
6223 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6225 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6226 (site.exp): Export them when plugins are enabled.
6228 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6231 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6233 (chrec_fold_multiply): Same.
6235 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6238 * c-decl.c (build_compound_literal): Return early if init is
6241 2010-03-04 Martin Jambor <mjambor@suse.cz>
6243 PR tree-optimization/43164
6244 PR tree-optimization/43191
6245 * tree-sra.c (type_consists_of_records_p): Reject records with
6246 zero-size bit-fields at the end.
6248 2010-03-04 Mike Stump <mikestump@comcast.net>
6250 * Makefile.in (TAGS): Remove *.y.
6252 2010-03-04 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/40761
6255 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6257 (my_rev_post_order_compute): New function.
6258 (init_pre): Call it.
6260 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6263 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6264 decrease the cost of an IV candidate when the cost is infinite.
6266 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6268 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6269 Use '3DNow!' for the extension of that name, ensure normal space
6271 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6273 2010-03-03 Jeff Law <law@redhat.com>
6275 * PR middle-end/32693
6276 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6277 than gen_rtx_SUBREG.
6278 (extract_bit_field_1): Likewise.
6280 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6282 * doc/sourcebuild.texi (Test directives): Document that arguments
6283 include-opts and exclude-opts are now optional for dg-skip-if,
6284 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6286 2010-03-03 Jason Merrill <jason@redhat.com>
6289 * cgraph.h (varpool_node): Add extra_name field.
6290 * varpool.c (varpool_extra_name_alias): New.
6291 (varpool_assemble_decl): Emit extra name aliases.
6292 (varpool_mark_needed_node): Look past an extra name alias.
6293 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6294 * lto-streamer-in.c (lto_input_tree): Read it.
6295 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6297 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6299 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6300 (sparc*-*-solaris2*): ...this.
6302 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6305 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6306 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6307 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6308 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6311 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6312 fallthrough to default handling, just with want_address 0 instead of 2.
6313 For single element lists, add_AT_loc directly, otherwise create an
6314 artificial variable DIE and stick location list to it.
6317 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6318 (VAL_EXPR_HAS_REVERSE): Define.
6319 (reverse_op): New function.
6320 (add_stores): For reversible operations add an extra MO_VAL_USE.
6322 2010-03-02 Jason Merrill <jason@redhat.com>
6324 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6326 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6328 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6329 (sparc64-*-linux*): Likewise.
6330 (sparc64-*-solaris2*): Include assembler files before linker ones.
6331 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6332 * config/sparc/gas.h: Delete.
6333 * config/sparc/sol2-64.h: Add copyright notice.
6334 * config/sparc/sol2-gas-bi.h: Likewise.
6335 * config/sparc/sol2-gld.h: Likewise.
6336 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6337 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6338 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6339 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6340 (sparc_elf_asm_named_section): Rename into...
6341 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6343 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6345 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6347 2010-03-02 Jeff Law <law@redhat.com>
6350 * reload1.c (rtx_p, substitute_stack): Declare.
6351 (substitute): Record addresses of changed rtxs.
6352 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6353 Restore the original rtx when complete.
6354 (reload): Free subsitute_stack when complete.
6356 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6358 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6359 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6361 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6362 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6363 Torture Tests): Change from subsection to section.
6365 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6366 Steven Bosscher <steven@gcc.gnu.org>
6368 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6371 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6374 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6375 the assignment from the new induction variable to the assignment
6376 of the value from the original loop PHI function.
6378 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6379 Daniel Jacobowitz <dan@codesourcery.com>
6381 * doc/sourcebuild.texi (Test directives): Clarify options to
6384 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6386 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6387 Disable cfi directives unless GCC and gas agree on using read-only
6388 .eh_frame sections for 64-bit.
6389 * configure: Regenerate.
6391 2010-03-01 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/43220
6394 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6395 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6397 2010-03-01 Richard Guenther <rguenther@suse.de>
6398 Martin Jambor <mjambor@suse.cz>
6401 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6402 gimplified parameters.
6404 2010-03-01 Christian Bruel <christian.bruel@st.com>
6406 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6408 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6410 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6412 2010-03-01 Richard Guenther <rguenther@suse.de>
6415 * expr.c (expand_assignment): Use the alias-oracle to tell
6416 if the rhs aliases the result decl.
6418 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6421 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6422 to sol_gt_pch_get_address.
6423 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6424 64-bit, SPARC and x86.
6425 (sol_gt_pch_get_address): New function.
6427 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6429 * toplev.h (inform_n, error_n): Declare.
6430 * diagnostic.c (inform_n, error_n): New function.
6432 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6434 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6435 has no rtl yet when processing local_decls, queue it and recheck
6436 if deferred stack allocation hasn't assigned it rtl.
6438 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6440 * config/sh/sh.c (unspec_bbr_uid): New.
6441 (gen_block_redirect): Use it instead of INSN_UID.
6442 (gen_far_branch): Likewise.
6444 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6446 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6447 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6449 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6451 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6452 (Warning Options): -Wno-conversion-null is valid for
6453 Objective-C++ as well.
6454 * doc/tm.texi (Named Address Spaces): Likewise.
6455 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6456 * doc/tree-ssa.texi (Tree SSA): Likewise.
6458 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6461 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6462 by default. Don't set the default arch for
6463 i[34567]86-*-darwin*|x86_64-*-darwin*.
6465 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6468 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6469 default. Set the default 32bit/64bit archs with $with_arch
6470 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6472 2010-02-27 Richard Guenther <rguenther@suse.de>
6474 PR tree-optimization/43186
6475 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6476 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6477 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6478 unroller iterations.
6480 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6482 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6483 required and i[34567]86-*-* targets don't support 64bit ISA.
6485 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6488 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6491 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6493 * config.gcc: Set the default arch at least to Prescott for
6494 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6495 if SSE math is enabled.
6497 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6499 * diagnostic.c (diagnostic_initialize): Update.
6500 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6502 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6503 (diagnostic_inhibit_notes): New.
6504 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6506 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6509 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6510 * doc/standards.texi: Likewise.
6511 * doc/extend.texi: Likewise.
6512 * doc/trouble.texi: Likewise.
6513 * doc/cppopts.texi: Likewise.
6514 * doc/install.texi: Likewise.
6515 * c.opt (std=c90,std=gnu90): New options.
6516 * c-opts.c (c_common_handle_option): Handle them.
6518 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6521 * c-decl.c (undeclared_variable): Use an informative note.
6523 2010-02-26 Richard Guenther <rguenther@suse.de>
6525 PR tree-optimization/43186
6526 * gimple.h (gimple_fold): Remove.
6527 * gimple.c (gimple_fold): Remove. Inline into single user ...
6528 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6529 Try harder for conditions.
6531 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6534 * function.c (used_types_insert): Don't skip through named pointer
6535 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6536 and it is different from the main variant's type.
6538 2010-02-26 Nick Clifton <nickc@redhat.com>
6540 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6542 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6544 * config.gcc: Support --with-fpmath=sse for x86.
6546 * config/i386/ssemath.h: New.
6548 * doc/install.texi (--with-fpmath=sse): Documented.
6550 2010-02-26 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/43188
6553 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6554 vector types of over-aligned element type.
6556 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6559 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6560 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6562 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6564 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6566 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6568 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6569 * var-tracking.c: Include diagnostic.h.
6570 (debug_dv): New function.
6571 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6574 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6575 (add_value_chain, add_value_chains, remove_value_chain,
6576 remove_value_chains): Handle DEBUG_EXPRs.
6577 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6580 * regcprop.c (struct queued_debug_insn_change): New type.
6581 (struct value_data_entry): Add debug_insn_changes field.
6582 (struct value_data): Add n_debug_insn_changes field.
6583 (debug_insn_changes_pool): New variable.
6584 (free_debug_insn_changes, apply_debug_insn_changes,
6585 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6586 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6587 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6589 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6591 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6592 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6593 changes, call cprop_find_used_regs via note_stores.
6594 (copyprop_hardreg_forward): When copying vd from predecessor
6595 which has any queued DEBUG_INSN changes, make sure the pointers are
6596 cleared. At the end call df_analyze and then if there are any
6597 DEBUG_INSN changes queued at the end of some basic block for still
6598 live registers, apply them.
6599 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6601 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6603 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6606 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6608 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6609 targets. Set the default with_cpu/with_arch from arch/cpu.
6610 Allow x86-64 and native for with_cpu/with_arch.
6612 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6614 * ebitmap.c: Change calls to verify_popcount with calls to
6615 sbitmap_verify_popcount.
6616 (ebitmap_clear_bit): Fixed map->cacheindex test and
6617 map>cache update when bit clearing results in an empty
6620 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6623 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6624 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6625 and support both V2DF and V2DI modes.
6626 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6627 support both V2DF and V2DI modes.
6628 (general): Delete trailing whitespace from a few patterns.
6630 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6631 V2DF/V2DI interleave high/low builtins.
6633 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6636 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6637 interleave high/low functions.
6639 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6641 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6642 #pragma extern_prefix.
6644 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6647 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6648 BLKmode, assert op0 is a MEM and just adjust its mode.
6651 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6652 if bitpos isn't multiple of mode's bitsize.
6654 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6656 * c.opt (-ftemplate-depth=): New.
6657 (-ftemplate-depth-): Deprecate.
6658 * optc-gen.awk: Handle -ftemplate-depth=.
6659 * opth-gen.awk: Likewise.
6660 * c-opts.c (c_common_handle_option): Likewise.
6661 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6663 2010-02-24 Jason Merrill <jason@redhat.com>
6665 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6667 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6669 * cfg.c (alloc_aux_for_block): Remove inline.
6670 (alloc_aux_for_edge): Likewise.
6672 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6674 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6676 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6678 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6679 * config/i386/sol2-gas.h: New file.
6680 * config.gcc (i[34567]86-*-solaris2*): Use it.
6682 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6685 * c-typeck.c (ep_convert_and_check): New.
6686 (build_conditional_expr): Use it.
6687 (build_binary_op): Likewise.
6689 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6691 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6694 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6695 bounds even for -O+.
6696 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6697 expr needs to have DECL_NAME set.
6699 2010-02-24 Nick Clifton <nickc@redhat.com>
6701 * config/mep/mep.c: Include gimple.h.
6702 (mep_function_uses_sp): Delete unused function.
6703 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6704 parameters. Use unsigned integers to count args. Return a
6705 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6707 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6710 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6711 greater or equal to nelt instead of 2 * nelt.
6712 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6715 2010-02-23 Jason Merrill <jason@redhat.com>
6718 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6719 in cfun->local_decls even if they have register types.
6722 * stor-layout.c (place_field): Don't warn about unnecessary
6723 DECL_PACKED if the type is packed.
6725 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6728 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6729 GOTOFF relocs, even when the base reg isn't pic pointer.
6731 2010-02-23 Michael Matz <matz@suse.de>
6734 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6735 (expand_gimple_basic_block): Generate and use debug temps if there
6736 are debug uses left after the last real use of TERed ssa names.
6737 Unlink debug immediate uses when they are expanded.
6739 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6742 * config/i386/i386.c (override_options): Reorganise to provide
6743 better error messages.
6745 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6748 * graphite-scop-detection.c (create_single_exit_edge): Move
6749 the call to find_single_exit_edge to....
6750 (create_sese_edges): ...here. Don't handle multiple edges
6751 exiting the function.
6752 (build_graphite_scops): Don't handle multiple edges
6753 exiting the function.
6755 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6758 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6759 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6761 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6764 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6766 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6769 * c-typeck.c (convert_arguments): Print declaration location.
6770 * c-common.c (validate_nargs): Rename as
6771 builtin_function_validate_nargs.
6772 (check_builtin_function_arguments): Update.
6774 2010-02-22 Richard Guenther <rguenther@suse.de>
6777 * tree-inline.c (declare_return_variable): Use the type of
6778 the call stmt lhs if available.
6780 2010-02-22 Duncan Sands <baldrick@free.fr>
6782 * passes.c (register_pass): Always consider all pass lists when
6783 ref_pass_instance_number is zero.
6785 2010-02-22 Richard Guenther <rguenther@suse.de>
6787 PR tree-optimization/42749
6788 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6789 parameter. Do arithmetic in the original type.
6790 (update_accumulator_with_ops): Likewise.
6791 (adjust_accumulator_values): Adjust.
6793 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6795 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6796 (QI to BLKmode splitter): New splitter.
6798 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6800 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6801 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6803 2010-02-22 Richard Guenther <rguenther@suse.de>
6805 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6807 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6809 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6810 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6811 ($(T)crti.o, $(T)crtn.o): Remove rules.
6813 2010-02-21 Tobias Burnus <burnus@net-b.de>
6816 * doc/invoke.texi (-fassociative-math): Document that this
6817 option is automatically enabled for Fortran.
6819 2010-02-20 David S. Miller <davem@davemloft.net>
6821 * configure.ac: Test if linker and assembler properly support
6822 GOTDATA_OP relocations.
6823 * configure: Rebuild.
6824 * config.in: Likewise.
6825 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6826 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6827 (movsi_high_pic): Likewise.
6828 (movdi_lo_sum_pic): Likewise.
6829 (movdi_high_pic): Likewise.
6830 (movsi_pic_gotdata_op): New pattern.
6831 (movdi_pic_gotdata_op): Likewise.
6832 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6833 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6835 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6838 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6839 attribute to ssemul.
6840 (xop_mulv2div2di3_high): Ditto.
6842 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6845 * c.opt (Wconversion-null): New option.
6846 * doc/invoke.texi (Wconversion-null): Document.
6848 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6850 * common.opt (Wlarger-than-): Add Undocumented.
6852 2010-02-19 Mike Stump <mikestump@comcast.net>
6854 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6856 2010-02-19 Jason Merrill <jason@redhat.com>
6859 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6860 * configure: Likewise.
6862 2010-02-20 Alan Modra <amodra@gmail.com>
6865 * cgraph.h (cgraph_make_decl_local): Declare.
6866 * cgraph.c (cgraph_make_decl_local): New function.
6867 (cgraph_make_node_local): Use it.
6868 * cgraphunit.c (cgraph_function_versioning): Likewise.
6869 * ipa.c (function_and_variable_visibility): Likewise.
6871 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6874 * except.c (sjlj_emit_function_enter): Don't call
6875 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6877 * rtl.h (add_reg_br_prob_note): Remove prototype.
6879 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6882 * c-common.c (conversion_warning): Remove widening conversions
6883 before checking the conversion of integers to reals.
6885 2010-02-19 Mike Stump <mikestump@comcast.net>
6888 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6891 * cgraphunit.c (process_function_and_variable_attributes): Check
6892 DECL_PRESERVE_P instead of looking up attribute "used".
6893 * ipa-pure-const.c (check_decl): Likewise.
6894 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6895 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6896 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6897 instead of attribute "used".
6898 * config/sol2-c.c (solaris_pragma_init): Likewise.
6899 (solaris_pragma_fini): Likewise.
6901 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6903 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6904 Use XCNEW instead of xcalloc.
6905 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6906 XNEW instead of xmalloc.
6907 (get_fields): Use XNEWVEC instead of xmalloc.
6910 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6911 populate vars array.
6912 (create_new_general_access): For debug stmts just reset value.
6913 (get_stmt_accesses): For accesses within debug stmts just record them
6914 using add_access_to_acc_sites instead of preventing the peeling or
6915 counting them as accesses.
6918 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6920 2010-02-19 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/42916
6923 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6926 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6928 * configure.ac: Replace all uses of changequote in macro arguments
6929 with proper quoting.
6931 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6934 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6936 2010-02-19 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/42944
6939 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6940 test for aliasing with errno.
6942 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6945 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6946 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6947 * dojump.c: Include output.h.
6948 (inv): New inline function.
6949 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6950 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6951 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6952 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6953 argument, pass it down to other calls.
6954 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6955 add REG_BR_PROB note to the conditional jump.
6956 * cfgexpand.c (add_reg_br_prob_note): Removed.
6957 (expand_gimple_cond): Don't call it, add the probability
6958 as last argument to jumpif_1/jumpifnot_1.
6959 * Makefile.in (dojump.o): Depend on output.h.
6960 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6962 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6963 * stmt.c (do_jump_if_equal): Likewise.
6964 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6965 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6966 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6968 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6969 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6970 jumpifnot_1 callers.
6971 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6973 (store_expr): Adjust jumpifnot caller.
6974 (store_constructor): Adjust jumpif caller.
6977 * gimplify.c (gimple_boolify): For __builtin_expect call
6978 gimple_boolify also on its first argument.
6980 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6982 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6984 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6985 * configure: Regenerated.
6987 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6989 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6990 lang_hooks.types_compatible_p instead of comptypes.
6992 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6994 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6995 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6996 if __prefer_thumb__ is defined.
6998 2010-02-18 Martin Jambor <mjambor@suse.cz>
7000 PR tree-optimization/43066
7001 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7002 array with zero-sized element type.
7004 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7006 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7007 rtx, allocate struct var_loc_node here and return it to the
7008 caller, and only if it is actually needed.
7009 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7010 move it earlier and return immediately if it returns NULL.
7012 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7014 * config/sparc/gas.h: New file. Restore
7015 TARGET_ASM_NAMED_SECTION to its ELF default.
7016 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7018 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7019 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7020 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7021 after sparc/sysv4.h.
7023 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7025 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7027 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7029 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7030 patterns from predicated pattern.
7032 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7035 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7036 for insn mnemonic suffix.
7038 2010-02-17 Richard Guenther <rguenther@suse.de>
7040 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7043 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7046 * caller-save.c (save_call_clobbered_regs): If BB ends with
7047 a DEBUG_INSN, move any notes in between last real insn and the last
7048 DEBUG_INSN after the last DEBUG_INSN.
7050 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7052 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7053 Fix return type. Fix argument type. Explain meaning of return value.
7055 2010-02-16 Richard Guenther <rguenther@suse.de>
7057 PR tree-optimization/41043
7058 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7059 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7061 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7063 2010-02-16 Ira Rosen <irar@il.ibm.com>
7065 PR tree-optimization/43074
7066 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7067 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7068 vectorizable cycles in hybrid SLP check.
7069 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7071 2010-02-16 Richard Guenther <rguenther@suse.de>
7073 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7074 (true_dependence): If memrefs_conflict_p computes must-alias
7075 trust it. Move TBAA check after offset-based disambiguation.
7076 (canon_true_dependence): Likewise.
7078 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7080 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7081 * doc/invoke.texi: Document it.
7082 * var-tracking.c: Include toplev.h and params.h.
7083 (vt_find_locations): Return bool indicating success. Compute
7084 hash sizes unconditionally. Check new parameter, report.
7085 (variable_tracking_main_1): Check vt_find_locations results and
7086 retry. Renamed from...
7087 (variable_tracking_main): ... this. New wrapper to preserve
7088 flag_var_tracking_assignments.
7089 * Makefile.in (var-tracking.o): Adjust dependencies.
7091 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7092 Jakub Jelinek <jakub@redhat.com>
7095 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7096 if weak_import attribute is present.
7097 * config/darwin.c (machopic_select_section): Likewise.
7099 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7101 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7102 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7103 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7104 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7106 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7112 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7113 Rewrite text to refer to the names.
7115 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7117 * config/i386/i386-builtin-types.def
7118 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7119 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7120 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7121 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7122 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7123 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7124 IX86_BUILTIN_VPERMIL2PS256.
7125 (MULTI_ARG_4_DF2_DI_I): Defined.
7126 (MULTI_ARG_4_DF2_DI_I1): Defined.
7127 (MULTI_ARG_4_SF2_SI_I): Defined.
7128 (MULTI_ARG_4_SF2_SI_I1): Defined.
7129 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7130 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7131 __builtin_ia32_vpermil2ps256.
7132 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7133 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7134 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7135 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7136 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7137 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7138 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7139 CODE_FOR_xop_vpermil2v8sf3.
7140 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7141 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7142 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7143 (_mm256_permute2_pd): New.
7144 (_mm_permute2_ps): New.
7145 (_mm256_permute2_ps): New.
7147 2010-02-15 Nick Clifton <nickc@redhat.com>
7149 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7150 boolean parameters. Use emit_jump_insn when emitting a pop
7151 instruction containing a return insn.
7152 (push): Use 'true' rather than '1' as second parameter to F.
7153 (h8300_expand_prologue): Likewise.
7154 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7155 (h8300_expand_epilogue): Likewise.
7157 2010-02-15 Richard Guenther <rguenther@suse.de>
7160 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7163 2010-02-15 Nick Clifton <nickc@redhat.com>
7165 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7168 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7170 * intl.c (fake_ngettext): New function.
7171 * intl.h (fake_ngettext): Declare.
7172 (ngettext): Define macro.
7173 * collect2.c (notice_translated): New function.
7174 (main): Use notice_translated and ngettext.
7175 * collect2.h (notice_translated): Declare.
7177 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7179 * reorg.c (delete_computation): Comment fixes.
7180 * caller-save.c (setup_save_areas): Idem.
7181 * sel-sched-dump.c (dump_lv_set): Idem.
7184 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7186 * config/s390/s390.c (s390_sched_init): New function.
7187 (TARGET_SCHED_INIT): Target hook defined.
7189 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7190 Jack Howarth <howarth@bromo.med.uc.edu>
7191 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7194 Partial revert of unintended change in fix for PR41605.
7195 * config/darwin.h: Fix typo.
7196 * config/darwin9.h: Same.
7198 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7200 * c-pch.c (pch_init): Clear v.
7202 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7205 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7206 graphite_can_represent_init for MULT_EXPR.
7208 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7212 * graphite-sese-to-poly.c (remove_phi): New.
7213 (translate_scalar_reduction_to_array): Call remove_phi.
7215 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7218 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7219 * graphite-clast-to-gimple.h (gloog): Update declaration.
7220 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7221 * graphite-poly.h (struct poly_bb): Add missing comments.
7222 (struct scop): Add poly_scop_p field.
7224 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7225 * graphite.c (graphite_transform_loops): Build the polyhedral
7226 representation for each scop before code generation.
7227 * sese.c (rename_variables_in_operand): Removed.
7228 (rename_variables_in_expr): Return the renamed expression.
7229 (rename_sese_parameters): New.
7230 * sese.h (rename_sese_parameters): Declared.
7232 2010-02-11 Richard Guenther <rguenther@suse.de>
7234 PR tree-optimization/42998
7235 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7236 POINTER_PLUS_EXPR properly.
7238 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7239 Changpeng Fang <changpeng.fang@amd.com>
7242 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7243 the cost of an IV candidate when the IV is used in a test against zero.
7245 * gcc.dg/tree-ssa/ivopts-3.c: New.
7247 2010-02-11 Richard Guenther <rguenther@suse.de>
7250 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7251 pointer-vs-decl case by swapping refs. Handle some cases
7252 of pointer-vs-decl disambiguations more conservatively.
7253 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7254 to false after expanding.
7256 2010-02-11 Richard Guenther <rguenther@suse.de>
7259 * gcc.c (process_command): Handle LTO file@offset case more
7262 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7264 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7265 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7267 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7269 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7270 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7271 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7272 Optimize eq/ne comparisons when both arguments are known to be
7274 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7275 Don't mask operands unnecessarily if they are known to be already
7278 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7280 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7283 2010-02-10 Richard Guenther <rguenther@suse.de>
7285 PR tree-optimization/43017
7286 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7287 for wrapping signed arithmetic.
7289 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7292 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7293 if no debug info should be emitted for it.
7295 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7297 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7298 note when flag_exceptions is set.
7300 2010-02-10 Duncan Sands <baldrick@free.fr>
7302 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7304 2010-02-10 Richard Guenther <rguenther@suse.de>
7307 * tree.c (get_unwidened): Handle constants.
7308 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7310 2010-02-10 Martin Jambor <mjambor@suse.cz>
7313 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7314 check for variable argument counts independently.
7316 2010-02-10 Christian Bruel <christian.bruel@st.com>
7319 * config/sh/sh.c (find_barrier): Increase length for non delayed
7320 conditional branches.
7322 2010-02-10 Christian Bruel <christian.bruel@st.com>
7324 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7326 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7328 * builtins.c (set_builtin_user_assembler_name): Also handle
7329 ffs if int is smaller than word.
7331 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7334 * ira-conflicts.c (get_dup): Remove.
7335 (process_reg_shuffles): Add new parameter. Use it as an
7336 additional guard for copy generation.
7337 (add_insn_allocno_copies): Rewrite.
7339 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7341 * common.opt (fsched2-use-traces): Preserved for backward
7343 * doc/invoke.texi: Remove the documentation about option
7344 -fsched2-use-traces.
7345 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7346 flag_sched2_use_traces.
7347 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7348 the backward compatibility flag section.
7350 2010-02-09 Richard Guenther <rguenther@suse.de>
7352 PR tree-optimization/43008
7353 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7354 make HEAP variables initialized from global memory if they
7355 are not known builtin functions.
7356 (find_func_aliases): Adjust.
7358 2010-02-09 Richard Guenther <rguenther@suse.de>
7360 PR tree-optimization/43000
7361 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7362 arithmetic manually.
7364 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7366 PR tree-optimization/42931
7367 * tree-loop-linear.c (try_interchange_loops): Don't call
7368 double_int_mul if estimated_loop_iterations failed.
7370 2010-02-08 Martin Jambor <mjambor@suse.cz>
7373 * tree-sra.c (build_accesses_from_assign): Do not mark in
7374 should_scalarize_away_bitmap if stmt has volatile ops.
7375 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7378 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7380 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7382 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7384 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7387 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7390 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7392 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7395 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7396 to unknown_dependence.
7397 (graphite_legal_transform_dr): Handle the unknown_dependence.
7398 (graphite_carried_dependence_level_k): Same.
7400 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7402 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7404 2010-02-07 Richard Guenther <rguenther@suse.de>
7407 * expr.c (get_inner_reference): Always initialize *pbitsize.
7409 2010-02-07 Richard Guenther <rguenther@suse.de>
7412 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7413 new ARRAY_REFs on variable size element or minimal index arrays.
7415 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7416 gimple_fold_indirect_ref.
7418 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7421 * arm.c (arm_override_options): Just return if the user has specified
7422 an invalid fpu name.
7424 2010-02-03 Jason Merrill <jason@redhat.com>
7427 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7428 i386_pe_maybe_record_exported_symbol.
7430 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7433 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7434 (pa_delegitimize_address): New function.
7436 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7438 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7439 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7441 2010-02-05 Richard Guenther <rguenther@suse.de>
7444 * lto-streamer-in.c (get_resolution): Deal with references
7445 to undefined functions.
7447 2010-02-05 Richard Guenther <rguenther@suse.de>
7449 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7450 (fold_const_aggregate_ref): Likewise.
7451 (ccp_fold_stmt): Substitute loads.
7452 (maybe_fold_reference): Verify types before substituting.
7454 (fold_gimple_assign): Unshare properly.
7455 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7457 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7459 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7460 for rs6000_gen_cell_microcode.
7462 2010-02-04 Richard Guenther <rguenther@suse.de>
7464 PR rtl-optimization/42952
7465 * dse.c (const_or_frame_p): Remove MEM handling.
7467 2010-02-04 Nick Clifton <nickc@redhat.com>
7469 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7470 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7471 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7472 (mn10300_asm_output_mi_thunk): New function.
7473 (mn10300_can_output_mu_thunk): New function.
7474 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7475 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7476 (FUNCTION_ARG): Delete incorrect comment.
7478 2010-02-03 Jason Merrill <jason@redhat.com>
7481 * fold-const.c (operand_equal_p): Handle erroneous types.
7483 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7485 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7487 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7489 PR rtl-optimization/42941
7490 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7493 2010-02-03 Jason Merrill <jason@redhat.com>
7496 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7498 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7501 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7502 (cselib_reset_table): Renamed from...
7503 (cselib_reset_table_with_next_value): ... this.
7504 (cselib_get_next_uid): Renamed from...
7505 (cselib_get_next_unknown_value): ... this.
7506 * cselib.c (next_uid): Renamed from...
7507 (next_unknown_value): ... this.
7508 (cselib_clear_table): Adjust.
7509 (cselib_reset_table): Adjust. Renamed from...
7510 (cselib_reset_table_with_next_value): ... this.
7511 (cselib_get_next_uid): Adjust. Renamed from...
7512 (cselib_get_next_unknown_value): ... this.
7513 (get_value_hash): Use hash.
7514 (cselib_hash_rtx): Likewise.
7515 (new_cselib_val): Adjust. Set and dump uid.
7516 (cselib_lookup_mem): Pass next_uid as hash.
7517 (cselib_subst_to_values): Likewise.
7518 (cselib_log_lookup): Dump uid.
7519 (cselib_lookup): Pass next_uid as hash. Adjust.
7520 (cselib_process_insn): Adjust.
7521 (cselib_init): Initialize next_uid.
7522 (cselib_finish): Adjust.
7523 (dump_cselib_table): Likewise.
7524 * dse.c (canon_address): Dump value uid.
7525 * print-rtl.c (print_rtx): Print value uid.
7526 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7528 (dv_uid): New function, sort of renamed from...
7529 (dv_htab_hash): ... this, reimplemented in terms of it and...
7530 (dv_uid2hash): ... this. New.
7531 (variable_htab_eq): Drop excess assertions.
7532 (tie_break_pointers): Removed.
7533 (canon_value_cmp): Compare uids.
7534 (variable_post_merge_New_vals): Print uids.
7535 (vt_add_function_parameters): Adjust.
7536 (vt_initialize): Reset table. Adjust.
7538 2010-02-03 Richard Guenther <rguenther@suse.de>
7540 PR tree-optimization/42944
7541 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7542 (call_may_clobber_ref_p_1): Likewise. Properly handle
7543 malloc and calloc clobbering errno.
7545 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7547 * doc/invoke.texi: Fix name of sched1 dump.
7549 * opts.c (decode_options): Set flag_tree_switch_conversion
7550 only conditionally on optimize >= 2.
7552 * gcse.c: Assorted comment fixes in pass description.
7554 2010-02-03 Anthony Green <green@moxielogic.com>
7556 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7557 nop padding in order to maintain alignment of storage location of
7558 target function address.
7559 (moxie_trampoline_init): Store target function address at newly
7561 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7563 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7565 2010-02-03 Richard Guenther <rguenther@suse.de>
7568 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7570 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7572 * config.gcc: Reenable check for obsolete targets.
7573 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7574 mips-sgi-irix6.[0-4]*.
7576 2010-02-02 Nick Clifton <nickc@redhat.com>
7578 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7579 constant size of 4 as being the same as 0.
7580 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7581 can take values in the range 0..4.
7583 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7586 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7587 as _darwin10_Unwind_FindEnclosingFunction().
7588 * libgcc-libsystem.ver: New.
7590 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7593 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7594 implicitly set registers.
7596 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7598 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7599 (arm_override_options): Allow automatic selection of the thread
7600 pointer register if thumb2.
7601 (legitimize_pic_address): Improve code sequences for Thumb2.
7602 (arm_call_tls_get_addr): Likewise.
7603 (legitimize_tls_address): Likewise.
7604 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7605 (pic_load_addr_32bit): ... this. New named pattern.
7606 * thumb2.md (pic_load_addr_thumb2): Delete.
7607 (pic_load_dot_plus_four): Delete.
7608 (tls_load_dot_plus_four): New named pattern.
7610 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7613 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7614 Document fix for TLS bug.
7616 2010-01-31 Richard Guenther <rguenther@suse.de>
7618 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7619 conservatively correct.
7621 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7625 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7627 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7629 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7631 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7633 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7635 * config.gcc: Adjust order of makefile fragments for mingw targets.
7637 2010-01-31 Richard Guenther <rguenther@suse.de>
7640 * gimplify.c (gimplify_init_constructor): For volatile LHS
7641 initialize a temporary.
7643 2010-01-31 Matthias Klose <doko@ubuntu.com>
7645 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7647 * configure: Regenerate.
7649 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7651 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7652 the same alias set and their sizes different constantness.
7653 (aliasing_component_refs_p): Revert 2009-10-24 change.
7655 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7657 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7660 2010-01-29 Richard Guenther <rguenther@suse.de>
7662 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7663 Assert we successfully updated the call.
7665 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7667 PR rtl-optimization/42889
7668 * df.h (df_set_bb_dirty_nonlr): New prototype.
7669 * df-core.c (df_set_bb_dirty_nonlr): New function.
7670 * df-scan.c (df_insn_rescan): Call it instead of
7671 df_set_bb_dirty for DEBUG_INSNs.
7673 2010-01-29 Richard Guenther <rguenther@suse.de>
7676 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7677 quadratic behavior in most cases.
7679 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7682 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7683 in the call to gen_x86_movsicc_0_m1.
7685 2010-01-28 Richard Guenther <rguenther@suse.de>
7687 PR tree-optimization/42871
7688 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7690 2010-01-28 Richard Guenther <rguenther@suse.de>
7692 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7693 into call arguments.
7695 2010-01-28 Richard Guenther <rguenther@suse.de>
7698 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7699 the forwarder if the destination is an EH landing pad.
7701 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7703 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7704 block list passed to gimple_duplicate_sese_tail.
7705 (parallelize_loops): Avoid parallelization when the function
7707 Avoid parallelization when the preheader is IRREDUCIBLE.
7708 Try to optimize when estimated_loop_iterations_int is unresolved.
7709 Add the loop's location to the dump file.
7710 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7711 (gimple_duplicate_sese_tail): Remove the check for the latch.
7712 Redirect nexits to the exit block.
7713 Remove handling of the incoming edges to the latch.
7714 Redirect the backedge from the copied latch to the exit bb.
7716 2010-01-28 Michael Matz <matz@suse.de>
7719 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7720 Wrap force_reg into a sequence, emit it before user.
7722 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7724 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7726 (arm_legacy_rev): Likewise.
7727 (thumb_legacy_rev): Likewise.
7729 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7731 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7732 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7733 on MEM's address failed, try avoid_constant_pool_reference and
7734 recurse if it returned something different.
7735 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7736 address, try avoid_constant_pool_reference and recurse if it
7737 returned something different.
7738 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7739 address and avoid_constant_pool_reference returned something
7740 different, don't set have_address.
7742 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7745 * var-tracking.c (val_store): Add modified argument, obey it.
7747 (count_uses): Move down logging of main.
7748 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7749 don't need resolution.
7750 (emit_notes_in_bb): Likewise.
7752 2010-01-27 Richard Guenther <rguenther@suse.de>
7755 * tree-inline.c (remap_decl): Delay remapping of SSA name
7756 default definitions until we need them.
7758 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7760 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7761 (rs6000_delegitimize_address): New function.
7763 * config/s390/s390.c (s390_delegitimize_address): Call
7764 delegitimize_mem_from_attrs.
7767 * tree-inline.c (cannot_copy_type_1): Removed.
7768 (copy_forbidden): Don't forbid copying of functions containing
7769 records/unions with variable length fields.
7771 2010-01-27 Christian Bruel <christian.bruel@st.com>
7775 * config/sh/sh.c (find_barrier): Increase length for non delayed
7776 conditional branches.
7778 2010-01-27 Matthias Klose <doko@ubuntu.com>
7780 * configure.ac (gnu-unique-object): Fix ldd version check.
7781 * configure: Regenerate.
7783 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7785 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7787 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7788 Test for HAVE_GNU_AS value.
7790 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7792 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7793 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7794 INT64_TYPE): Define.
7795 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7796 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7797 INT_LEAST64_TYPE): Define.
7798 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7799 UINT_LEAST64_TYPE): Define.
7800 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7801 INT_FAST64_TYPE): Define.
7802 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7803 UINT_FAST64_TYPE): Define.
7804 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7805 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7806 (SIG_ATOMIC_TYPE): Define.
7808 2010-01-26 Richard Guenther <rguenther@suse.de>
7810 * df-scan.c (df_scan_set_bb_info): Remove assert.
7811 (df_insn_rescan_debug_internal): Merge asserts.
7812 (df_install_ref): Likewise.
7813 (df_mark_reg): Use bitmap_set_range.
7814 (df_hard_reg_used_p): Remove assert.
7815 (df_hard_reg_used_count): Likewise.
7817 2010-01-26 Richard Guenther <rguenther@suse.de>
7819 PR rtl-optimization/42685
7820 * web.c (web_main): Ignore DEBUG_INSNs.
7822 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7824 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7826 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7827 Fix types of fndecl and arglist parameters.
7829 2010-01-26 Richard Guenther <rguenther@suse.de>
7832 * tree-eh.c (unsplit_eh): Skip debug insns.
7834 2010-01-26 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/42250
7837 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7839 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7842 * omp-low.c (expand_omp_sections): Only use single_pred if
7843 l2_bb is single_pred_p.
7845 2010-01-25 Christian Bruel <christian.bruel@st.com>
7848 * config/sh/sh.c (find_barrier): Increase length for non delayed
7849 conditional branches.
7850 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7852 2010-01-24 David S. Miller <davem@davemloft.net>
7854 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7855 define if not using GAS.
7856 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7857 Likewise. Delete SECTION_MERGE code, which is only applicable
7860 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7863 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7864 mangling of va_list in system headers.
7866 2010-01-23 Toon Moene <toon@moene.org>
7868 * tree-predcom.c (combine_chains): Return NULL, not false.
7870 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7872 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7873 initialization of variable res to agree with return type.
7875 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7877 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7878 * tree-sra.c: Add include of expr.h.
7880 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7882 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7883 insert the debug stmt on the single non-EH edge from the stmt.
7885 2010-01-22 Richard Henderson <rth@redhat.com>
7888 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7889 the RHS until after generate_subtree_copies has insertted its
7890 code before the current statement.
7892 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7894 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7896 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7898 2010-01-21 Martin Jambor <mjambor@suse.cz>
7900 PR tree-optimization/42585
7901 * tree-sra.c (struct access): New field grp_total_scalarization.
7902 (dump_access): Dump the new field.
7903 (should_scalarize_away_bitmap): New variable.
7904 (cannot_scalarize_away_bitmap): Likewise.
7905 (sra_initialize): Allocate new bitmaps.
7906 (sra_deinitialize): Free new bitmaps.
7907 (create_access_1): New function.
7908 (create_access): Parts moved to create_access_1.
7909 (type_consists_of_records_p): New function.
7910 (completely_scalarize_record): Likewise.
7911 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7912 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7913 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7915 (analyze_all_variable_accesses): Completely scalarize small eligible
7918 2010-01-21 Martin Jambor <mjambor@suse.cz>
7920 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7922 2010-01-21 Andrew Haley <aph@redhat.com>
7924 * gcc.c (process_command): Move lang_specific_driver before
7925 setting cc_libexec_prefix.
7927 2010-01-21 Richard Guenther <rguenther@suse.de>
7930 * fold-const.c (negate_expr_p): Pretend only negative
7931 real constants are easily negatable.
7933 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7934 Jason Merrill <jason@redhat.com>
7936 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7937 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7938 * calls.c (initialize argument_information): Handle it.
7939 * c-common.c (handle_transparent_union_attribute): Use new name.
7940 * c-decl.c (finish_struct): Ditto.
7941 * c-typeck.c (type_lists_compatible_p): Ditto.
7942 (convert_for_assignment): Use new name and also handle record.
7943 * function.c (aggregate_value_p): Handle it.
7944 (pass_by_reference): Ditto.
7945 (assign_parm_data_types): Ditto.
7946 * print-tree.c (print_node): Ditto.
7947 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7948 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7949 * tree.c (first_field): New fn.
7951 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7954 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7955 even when linking statically, for now.
7957 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7960 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7961 without a cselib val.
7962 (count_uses): Accept MO_VAL_SET with no val on stores.
7963 (add_stores): Likewise.
7965 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7967 * var-tracking.c (check_value_val): Add a compile time assertion.
7968 (dv_is_decl_p): Simplify.
7969 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7970 gcc_assert if ENABLE_CHECKING.
7972 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7975 * var-tracking.c: Include tree-flow.h.
7976 (mem_dies_at_call): New.
7977 (dataflow_set_preserve_mem_locs): Use it.
7978 (dataflow_set_remove_mem_locs): Likewise.
7979 (dump_var): Renamed from dump_variable. Adjust all callers.
7980 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7981 * Makefile.in (var-tracking.o): Adjust deps.
7983 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7985 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7987 2010-01-20 Richard Guenther <rguenther@suse.de>
7989 PR tree-optimization/42717
7990 * tree-ssa-dce.c (get_live_post_dom): Remove.
7991 (forward_edge_to_pdom): Take an arbitrary edge to copy
7992 degenerate PHI args from.
7993 (remove_dead_stmt): Use the first post-dominator even if it
7994 does not contain live statements as redirection destination.
7996 2010-01-20 Richard Guenther <rguenther@suse.de>
7998 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8000 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8002 * sel-sched.c (create_speculation_check): Remove set but not used
8004 (try_transformation_cache): Remove set but not used variable ds.
8005 (calculate_privileged_insns): Remove set but not used variables
8006 cur_insn and min_spec_insn.
8007 (find_best_expr): Remove set but not used variable avail_n.
8008 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8010 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8012 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8013 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8016 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8019 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8020 cpu types. Add support for *-sse3 cpu types.
8021 (x86_64-*-*): Ditto.
8023 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8026 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8027 argument, call initializer_constant_valid_p_1 instead of
8028 initializer_constant_valid_p, pass CACHE to it, return NULL
8029 immediately if first call returns NULL.
8030 (initializer_constant_valid_p_1): New function.
8031 (initializer_constant_valid_p): Use it.
8033 2010-01-20 Thomas Quinot <quinot@adacore.com>
8035 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8037 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8039 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8040 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8041 (loc_list_from_tree): Don't handle unsigned division. Handle
8042 signed modulo using DW_OP_{over,over,div,mul,minus}.
8043 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8044 modulo instead of signed.
8046 2010-01-20 DJ Delorie <dj@redhat.com>
8048 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8050 (h8300_emit_stack_adjustment): Propogate it.
8052 (h8300_expand_prologue): Likewise.
8053 (h8300_expand_epilogue): Likewise.
8055 2010-01-19 Michael Matz <matz@suse.de>
8057 PR tree-optimization/41783
8058 * tree-data-ref.c (toplevel): Include flags.h.
8059 (dump_data_dependence_relation): Also dump the inputs if the
8060 result will be unknown.
8061 (split_constant_offset_1): Look through some conversions.
8062 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8063 the offset from last element is too large.
8064 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8065 (reassociate_to_the_same_stmt): Handle vector registers.
8066 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8068 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8069 wide_prolog_niters argument, emit widening instructions.
8070 (vect_do_peeling_for_alignment): Adjust caller, use widened
8071 variant of the iteration cound.
8072 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8074 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8077 * config/arm/neon-testgen.m (emit_automatics): New parameter
8078 features. Adjust for Fixed_return_reg feature.
8079 (test_intrinsic): Call emit_automatics with new feature.
8080 * config/arm/neon.ml: Update copyright years.
8081 (features): New Fixed_return_reg feature.
8082 (ops): Update feature for Vget_low.
8084 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8086 PR tree-optimization/42719
8087 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8091 * fwprop.c (all_uses_available_at): Return false if def_set dest
8092 is a REG that is used in def_insn.
8094 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8096 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8098 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8101 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8103 * target.h (struct gcc_target) <secondary_reload>: Change type
8104 of last argument to secondary_reload_info *.
8106 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8109 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8110 memory references with unaligned offsets. Remove CQImode handling.
8111 (unaligned_memory_operand): Return 1 for memory references with
8112 unaligned offsets. Remove CQImode handling.
8114 2010-01-18 Richard Guenther <rguenther@suse.de>
8117 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8120 2010-01-18 Richard Guenther <rguenther@suse.de>
8122 PR tree-optimization/42781
8123 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8124 restrict processing only if the original variable was artificial.
8126 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8128 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8129 find number of popped argument bytes.
8131 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8132 Fix the text that describes the return value for invalid insns.
8134 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8136 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8137 Clarify what 'cost of the -dependence' is. Fix quoting.
8139 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8140 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8142 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8144 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8145 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8147 2010-01-17 Richard Guenther <rguenther@suse.de>
8150 * function.c (split_complex_args): Take a VEC to modify.
8151 (assign_parms_augmented_arg_list): Build a VEC instead of
8152 a chain of PARM_DECLs.
8153 (assign_parms_unsplit_complex): Take a VEC of arguments.
8154 Do not fixup unmodified parms.
8155 (assign_parms): Deal with the VEC.
8156 (gimplify_parameters): Likewise.
8158 2010-01-17 Richard Guenther <rguenther@suse.de>
8160 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8161 node existence check.
8162 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8163 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8164 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8165 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8166 (gimple_execute_on_growing_pred): Likewise.
8168 2010-01-17 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/42773
8171 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8172 (compute_antic_aux): Likewise.
8173 (compute_partial_antic_aux): Likewise.
8175 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8178 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8181 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8183 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8186 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8187 Fix markup for strict argument.
8189 (TARGET_SCHED_REORDER2): Fix argument types.
8191 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8192 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8194 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8195 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8197 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8200 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8201 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8202 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8203 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8204 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8206 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8208 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8210 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8211 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8213 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8215 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8218 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8220 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8221 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8223 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8225 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8227 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8228 referring to it. Fix language.
8230 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8232 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8234 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8236 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8238 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8239 '@var{stream}. Remove stray 'and'.
8241 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8243 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8245 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8247 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8248 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8250 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8251 Fix description of return value.
8252 Rename argument "sz" to "len."
8254 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8255 Clarify meaning of 'true' return value.
8257 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8259 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8260 rep_mode versus mode_rep.
8262 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8264 (TARGET_BUILTIN_DECL): Fix name.
8266 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8268 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8270 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8272 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8274 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8276 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8279 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8280 Rename argument tm_fn to md_fn.
8282 (TARGET_OPTION_PRINT): Fix argument list.
8284 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8287 * config/i386/i386.c (ix86_fixup_binary_operands):
8288 Revert FMA4 fixup of operands.
8290 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8293 * Makefile.in (write_entries_to_file, install-plugin):
8294 Use \012 instead of \n with tr.
8296 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8298 * configure.ac (HAVE_AS_REF): New C macro.
8299 * configure: Regenerate.
8300 * config.in: Likewise.
8301 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8303 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8306 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8308 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8310 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8312 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8314 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8316 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8318 (TARGET_BINDS_LOCAL_P): Fix argument type.
8320 (TARGET_ASM_FILE_END): Use prototype.
8322 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8324 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8326 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8328 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8330 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8331 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8333 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8334 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8336 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8337 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8338 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8339 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8341 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8343 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8345 (TARGET_INIT_BUILTINS): Use prototype.
8347 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8348 Put 'const char *' in braces. Fix parameter types.
8349 (TARGET_INVALID_CONVERSION): Fix parameter types.
8350 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8351 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8353 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8356 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8358 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8360 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8362 * doc/tm.texi (TARGET_HELP): Fix return type.
8364 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8365 in braces. Fix argument types.
8367 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8369 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8371 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8373 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8374 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8376 (TARGET_MANGLE_TYPE): Fix argument types.
8378 (TARGET_IRA_COVER_CLASSES): Use prototype.
8380 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8382 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8384 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8386 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8388 (TARGET_CALLEE_COPIES): Fix argument types.
8390 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8392 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8394 (TARGET_FUNCTION_VALUE): Fix argument types.
8396 (TARGET_RETURN_IN_MSB): Fix argument type.
8398 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8400 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8402 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8404 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8405 agree with return type.
8407 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8409 2010-01-15 Jing Yu <jingyu@google.com>
8411 PR rtl-optimization/42691
8412 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8413 a pseudo to a constant and are merged, and adjust comments.
8415 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8417 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8419 2010-01-15 Richard Guenther <rguenther@suse.de>
8422 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8423 labels of computed or non-local gotos to the destination.
8424 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8425 landing pad label is the first label.
8427 2010-01-15 Richard Guenther <rguenther@suse.de>
8429 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8431 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8434 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8435 to allow generation of the xssqrtdp instruction on power7.
8436 (sqrtdf2_fpr): Ditto.
8438 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8441 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8442 functions with noreturn attribute.
8445 * varasm.c (declare_weak): Add weak attribute to decl if it
8446 doesn't have one already.
8447 (assemble_external): Only add decls to weak_decls if they also
8448 have weak attribute.
8450 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8452 * var-tracking.c (var_reg_delete): Don't delete the association
8453 between REGs and values or one-part variables if the register
8456 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8459 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8460 because its first operand is a non-localized variable.
8462 2010-01-14 Martin Jambor <mjambor@suse.cz>
8464 PR tree-optimization/42706
8465 * tree-sra.c (encountered_recursive_call): New variable.
8466 (encountered_unchangable_recursive_call): Likewise.
8467 (sra_initialize): Initialize both new variables.
8468 (callsite_has_enough_arguments_p): New function.
8469 (scan_function): Call decl and flags check only for IPA-SRA, check
8470 whether there is a recursive call and whether it has enough arguments.
8471 (all_callers_have_enough_arguments_p): New function.
8472 (convert_callers): Look for recursive calls only when
8473 encountered_recursive_call is set.
8474 (ipa_early_sra): Bail out either if
8475 !all_callers_have_enough_arguments_p or
8476 encountered_unchangable_recursive_call.
8478 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8480 * sel-sched.c: Add 2010 to copyright years.
8481 * sel-sched-ir.c: Likewise.
8482 * sel-sched-ir.h: Likewise.
8484 2010-01-14 Martin Jambor <mjambor@suse.cz>
8486 PR tree-optimization/42714
8487 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8488 constructors specially.
8490 2010-01-14 Andi Kleen <ak@linux.intel.com>
8492 * config/i386/drivers-i386.c (detect_caches_intel):
8493 Add l2sizekb parameter and fill in.
8494 (host_detect_local_cpu): Add l2sizekb, fill in.
8495 Add Atom small cache heuristic.
8497 2010-01-14 Andi Kleen <ak@linux.intel.com>
8499 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8500 Add level3 parameter and fill in.
8501 (detect_caches_intel): Handle level3 cache.
8503 2010-01-14 Andi Kleen <ak@linux.intel.com>
8505 * config/i386/drivers-i386.c (host_detect_local_cpu):
8506 Fix core duo detection.
8508 2010-01-14 Andi Kleen <ak@linux.intel.com>
8510 * config/i386/drivers-i386.c (host_detect_local_cpu):
8513 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8515 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8516 (rs6000_variable_issue_1): this. Use...
8517 (rs6000_variable_issue): here. Reimplement. Print debug info.
8519 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8521 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8522 sel_restore_notes. Update all callers. Call reemit_notes
8525 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8527 PR rtl-optimization/42246
8528 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8531 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8533 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8534 all successors is the same as number of successors in current region.
8536 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8538 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8539 to rename is not separable. Otherwise check that its LHS is not NULL.
8541 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8543 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8545 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8547 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8548 available registers when failed to discover LHS register class.
8549 Fix indentation. Update comment.
8551 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8552 Alexander Monakov <amonakov@ispras.ru>
8554 PR rtl-optimization/42389
8555 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8557 (advance_state_on_fence): Likewise.
8558 (sel_target_adjust_priority): Print debug output only when
8559 sched_verbose >= 4, not 2.
8560 (get_expr_cost): Do not issue all unique insns on the next cycle.
8561 (fill_insns): Initialize can_issue_more from the value saved
8563 * sel-sched-ir.c (flist_add): New parameter issue_more.
8564 Init FENCE_ISSUE_MORE with it.
8565 (merge_fences): Likewise.
8566 (init_fences): Update call to flist_add.
8567 (add_to_fences, add_clean_fence_to_fences)
8568 (add_dirty_fence_to_fences): Likewise.
8569 (move_fence_to_fences): Update call to merge_fences.
8570 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8572 * sel-sched-ir.h (struct _fence): New field issue_more.
8573 (FENCE_ISSUE_MORE): New accessor macro.
8575 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8577 PR rtl-optimization/42388
8578 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8579 that have no predecessors nor successors. Do not call move_bb_info
8580 for empty blocks outside of current region.
8582 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8584 PR rtl-optimization/42294
8585 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8586 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8587 originators' originators.
8589 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8591 PR rtl-optimization/39453
8592 PR rtl-optimization/42246
8593 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8595 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8597 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8598 Alexander Monakov <amonakov@ispras.ru>
8601 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8602 (maybe_tidy_empty_bb): ... here. Make static. Add new
8603 argument. Update all callers.
8604 (tidy_control_flow): ... and here. Recompute topological order
8605 of basic blocks in region if necessary.
8606 (sel_redirect_edge_and_branch): Change return type. Return true
8607 if topological order might have been invalidated.
8608 (purge_empty_blocks): Export and move from...
8609 * sel-sched.c (purge_empty_blocks): ... here.
8610 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8611 (maybe_tidy_empty_bb): Delete prototype.
8612 (purge_empty_blocks): Declare.
8614 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8616 PR rtl-optimization/42249
8617 * sel-sched.c (try_replace_dest_reg): When chosen register
8618 and original register is the same, do not bail out early, but
8619 still check all original insns for validity of replacing destination
8620 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8623 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8626 Port from no-undefined-overflow branch:
8627 2009-03-09 Richard Guenther <rguenther@suse.de>
8629 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8631 2010-01-14 Richard Guenther <rguenther@suse.de>
8634 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8636 2010-01-14 Ira Rosen <irar@il.ibm.com>
8638 PR tree-optimization/42709
8639 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8640 as scalar type in creation of constant vector operand.
8642 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8645 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8646 (check-parallel-%): Match `testsuite' directory component only
8649 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8651 PR translation/39521
8652 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8655 2010-01-13 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/42730
8658 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8661 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8664 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8665 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8668 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8670 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8671 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8672 ___umulsi3_highpart.
8674 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8675 rather than schedule_insns if the pass is enabled.
8677 2010-01-13 Martin Jambor <mjambor@suse.cz>
8679 PR tree-optimization/42704
8680 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8683 2010-01-13 Martin Jambor <mjambor@suse.cz>
8685 PR tree-optimization/42703
8686 * tree-sra.c (analyze_access_subtree): Check that we can build a
8687 reference to the original data within the aggregate.
8689 2010-01-13 Richard Guenther <rguenther@suse.de>
8691 PR tree-optimization/42705
8692 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8694 2010-01-13 Richard Guenther <rguenther@suse.de>
8697 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8699 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8702 * var-tracking.c (values_to_unmark): New variable.
8703 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8704 values_to_unmark vector. Moved body to...
8705 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8706 instead queue it into values_to_unmark vector.
8707 (vt_find_locations): Free values_to_unmark vector.
8709 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8711 * config/s390/s390.c (override_options): Set
8712 default of max-pending-list-length to 256
8714 2010-01-13 Richard Guenther <rguenther@suse.de>
8717 * tree-pass.h (PROP_gimple_lcx): New.
8718 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8719 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8720 before the final cleanup_eh.
8721 (dump_properties): Dump PROP_gimple_lcx.
8722 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8723 (tree_lower_complex_O0): Remove.
8724 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8725 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8726 tree_lower_complex, schedule TODO_update_ssa.
8727 * lto-streamer-out.c (output_function): Stream the functions
8729 * lto-streamer-in.c (input_function): Likewise.
8730 (lto_read_body): Do not override them here.
8732 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8735 * c-typeck.c (build_c_cast): Fold value cast to union type before
8736 wrapping it in a CONSTRUCTOR.
8738 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8740 PR rtl-optimization/42699
8741 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8744 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8746 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8747 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8748 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8749 SUBTARGET_WARN_UNUSED_SPEC): ... here
8750 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8752 2010-01-12 Julian Brown <julian@codesourcery.com>
8754 * config/arm/neon-schedgen.ml (Utils): Don't try to
8755 open missing module.
8756 (find_with_result): New.
8758 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8761 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8762 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8764 PR tree-optimization/42645
8765 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8766 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8767 decl_map, set processing_debug_stmt to -1 and return name without
8770 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8772 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8773 binutils version, and reword target configuration description.
8775 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8777 * config/avr/avr.h (LINKER_NAME): Remove.
8779 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8782 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8783 that support VSX, warn for -mno-altivec if vsx is not disabled,
8786 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8787 Shujing Zhao <pearly.zhao@oracle.com>
8789 PR translation/42469
8790 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8791 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8792 character between option name and help text.
8793 * c.opt (imultilib): Likewise.
8795 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8797 * lto-streamer-out.c (output_unreferenced_globals): Output static
8800 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8802 PR rtl-optimization/42621
8803 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8804 optimizing for size.
8805 (duplicate_computed_gotos): Remove now-redundant check.
8807 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8810 * configure.ac: Save and restore LDFLAGS and LIBS
8811 * configure: Regenerate.
8813 2010-01-10 Richard Guenther <rguenther@suse.de>
8816 * builtins.c (fold_builtin_strlen): Add type argument and
8817 convert the resulting length to it.
8818 (fold_builtin_1): Adjust.
8820 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8822 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8823 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8825 (num_insns_constant_wide): Adjust for that change.
8827 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8830 * web.c (union_defs): Add used argument, to combine uses of
8832 (entry_register): Adjust type and tests of used argument.
8833 (web_main): Widen used for new use. Pass it to union_defs.
8834 * df.h (union_defs): Adjust prototype.
8836 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8839 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8840 uses in new incoming argument. Free body.
8841 (reset_debug_uses_in_loop): New.
8842 (analyze_insn_to_expand_var): Call the latter if the former found
8843 anything. Fix whitespace. Reject invalid dest overlaps before
8844 going through all insns in the loop.
8846 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8849 * haifa-sched.c (dying_use_p): Debug insns don't count.
8851 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8854 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8855 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8856 (verify_gimple_call): Reject LHS in noreturn calls.
8858 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8862 * tree-vect-loop-manip.c (adjust_info): New type.
8863 (adjust_vec): New pointer to vector.
8864 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8865 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8866 (slpeel_update_phis_for_duplicate_loop): Use them.
8867 (slpeel_update_phi_nodes_for_guard1): Likewise.
8868 (slpeel_update_phi_nodes_for_guard2): Likewise.
8869 (slpeel_tree_peel_loop_to_edge): Likewise.
8870 (vect_update_ivs_after_vectorizer): Likewise.
8872 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8874 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8875 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8877 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8879 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8880 bogus uninitialized warning.
8882 2010-01-09 Richard Guenther <rguenther@suse.de>
8885 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8886 the evolution is compatible with the initial condition.
8888 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8890 * gcc.c (process_command): Update copyright notice dates.
8891 * gcov.c (print_version): Likewise.
8892 * gcov-dump.c (print_version): Likewise.
8893 * mips-tfile.c (main): Likewise.
8894 * mips-tdump.c (main): Likewise.
8896 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8899 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8901 (rotlhi3_8): Delete.
8903 (rotlsi3_8): Delete.
8904 (rotlsi3_16): Delete.
8905 (rotlsi3_24): Delete.
8907 (*rotw<mode>3): New.
8908 (*rotb<mode>3): New.
8909 * config/avr/avr.c (avr_rotate_bytes): New function.
8910 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8912 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8915 * configure.ac: Modify -rdynamic check.
8916 * configure: Regenerate.
8918 2010-01-08 DJ Delorie <dj@redhat.com>
8920 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8921 register popping order.
8923 2010-01-08 Richard Guenther <rguenther@suse.de>
8926 * c.opt (fsigned-char): Also let LTO handle this option.
8927 (funsigned-char): Likewise.
8929 2010-01-07 Richard Guenther <rguenther@suse.de>
8931 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8932 (gimple_op): Likewise.
8933 (gimple_op_ptr): Likewise.
8934 (gimple_assign_set_lhs): Remove gcc_assert.
8935 (gimple_assign_set_rhs1): Likewise.
8936 (gimple_assign_set_rhs2): Likewise.
8937 (gimple_call_set_lhs): Likewise.
8938 (gimple_call_set_fn): Likewise.
8939 (gimple_call_set_fndecl): Likewise.
8940 (gimple_call_fndecl): Likewise.
8941 (gimple_call_return_type): Likewise.
8942 (gimple_call_set_chain): Likewise.
8943 (gimple_call_num_args): Likewise.
8944 (gimple_call_set_arg): Likewise.
8945 (gimple_cond_set_code): Likewise.
8946 (gimple_cond_set_lhs): Likewise.
8947 (gimple_cond_set_rhs): Likewise.
8948 (gimple_cond_set_true_label): Likewise.
8949 (gimple_cond_set_false_label): Likewise.
8950 (gimple_label_set_label): Likewise.
8951 (gimple_goto_set_dest): Likewise.
8952 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8953 (gimple_debug_bind_get_value): Likewise.
8954 (gimple_debug_bind_get_value_ptr): Likewise.
8955 (gimple_debug_bind_set_var): Likewise.
8956 (gimple_debug_bind_set_value): Likewise.
8957 (gimple_debug_bind_reset_value): Likewise.
8958 (gimple_debug_bind_has_value_p): Likewise.
8959 (gimple_return_retval_ptr): Remove gcc_assert.
8960 (gimple_return_retval): Likewise.
8961 (gimple_return_set_retval): Likewise.
8962 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8963 (safe_referenced_var_iterator): Remove.
8964 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8965 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8966 (fill_referenced_var_vec): Remove.
8967 (first_readonly_imm_use): Remove redundant gcc_assert.
8968 (phi_arg_index_from_use): Combine gcc_asserts.
8969 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8970 (first_imm_use_stmt): Remove redundant gcc_assert.
8971 * tree-cfg.c (verify_gimple_call): Verify function and chain
8972 operands. Verify arguments.
8973 (verify_types_in_gimple_stmt): Verify condition code and labels.
8975 2010-01-07 Richard Guenther <rguenther@suse.de>
8977 PR tree-optimization/42641
8978 * sese.c (rename_map_elt_info): Use the SSA name version, do
8981 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8983 PR tree-optimization/42625
8984 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8985 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8987 2010-01-07 Duncan Sands <baldrick@free.fr>
8989 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8991 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8994 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8995 note itself is not function_invariant_p.
8997 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8999 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9000 Do not add the DF_NOTE problem.
9001 * store-motion.c (execute_rtl_store_motion): Likewise.
9003 2010-01-07 Martin Jambor <mjambor@suse.cz>
9005 PR tree-optimization/42157
9006 * tree-sra.c (compare_access_positions): Stabilize sort if both
9007 accesses have integer types, return zero immediately if they are the
9010 2010-01-06 Richard Henderson <rth@redhat.com>
9013 * haifa-sched.c (add_to_note_list): Merge into ...
9014 (concat_note_lists): ... here, and ...
9015 (unlink_other_notes, rm_other_notes): Merge into...
9016 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9017 NOTE_INSN_EPILOGUE_BEG.
9019 2010-01-06 Richard Guenther <rguenther@suse.de>
9021 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9022 not inline regular functions into always-inline functions.
9024 2010-01-06 Nick Clifton <nickc@redhat.com>
9026 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9027 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9029 (OVERRIDE_OPTIONS): Delete.
9030 (OPTIMIZATION_OPTIONS): Define.
9031 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9032 * config/rx/rx.c (rx_handle_option): Issue an error message if
9033 -mcpu=rx200 and -fpu are used together.
9034 (rx_set_optimization_options): New function. Issue an error
9035 message if an optimization attribute attempts to reset the FPU/
9036 math optimization pairing.
9037 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9038 * config/rx/rx.opt: Set the default to 32-bit doubles.
9039 * config/rx/t-rx: Add multilibs for -nofpu option.
9040 * doc/invoke.texi: Update documentation of RX options.
9042 2010-01-06 Richard Guenther <rguenther@suse.de>
9044 * tree-ssa-pre.c (name_to_id): New global.
9045 (alloc_expression_id): Simplify SSA name handling.
9046 (lookup_expression_id): Likewise.
9047 (init_pre): Zero name_to_id.
9048 (fini_pre): Free it.
9050 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9052 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9054 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9057 * config/i386/sse.md (smaxv2di3): New.
9058 (umaxv2di3): Likewise.
9059 (sminv2di3): Likewise.
9060 (uminv2di3): Likewise.
9062 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9065 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9066 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9067 (legitimize_tls_address): Likewise.
9068 (sparc_tls_referenced_p): Likewise.
9069 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9070 and adjust calls to legitimize_pic_address.
9071 (legitimate_constant_p) Use sparc_tls_referenced_p.
9072 (legitimate_pic_operand_p): Likewise.
9073 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9074 (sparc_tls_symbol_ref_1): Delete.
9075 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9076 (legitimize_tls_address): Make static, handle CONST patterns.
9077 (legitimize_pic_address): Make static, remove unused parameter and
9078 adjust recursive calls.
9079 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9080 and adjust call to legitimize_pic_address.
9081 (sparc_output_mi_thunk): Likewise.
9083 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9084 H.J. Lu <hongjiu.lu@intel.com>
9087 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9088 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9089 operands to make them signed.
9092 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9096 GTU to GT for V4SI and V2DI.
9098 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9099 (umin<mode>3): Removed.
9101 (uminv4si3): Likewise.
9103 2010-01-05 Martin Jambor <mjambor@suse.cz>
9105 PR tree-optimization/42462
9106 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9107 current_function_decl to helper functions and macros.
9109 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9112 * flags.h: Don't include real.h.
9113 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9114 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9115 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9116 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9117 * dominance.c: Update copyright.
9118 * gimple.c (walk_gimple_op): Remove inline.
9119 * tree-ssa-reassoc.c: Include real.h.
9120 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9121 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9123 2010-01-05 Nick Clifton <nickc@redhat.com>
9125 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9126 register to push into the stack frame when the accumulator has to
9127 be saved during interrupts.
9129 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9131 * doc/invoke.texi: Remove the documentation about option
9133 * common.opt (Wunreachable-code): Preserved for backward
9135 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9136 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9137 the backward compatibility flag section.
9139 2010-01-05 Richard Guenther <rguenther@suse.de>
9141 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9143 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9146 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9148 PR tree-optimization/42508
9149 * tree-sra.c (convert_callers): Check for recursive call
9150 by comparing cgraph nodes instead of decls.
9151 (modify_function): Call ipa_modify_formal_parameters also
9152 on all same_body aliases.
9154 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9155 cgraph nodes when checking for same_body aliases.
9157 2010-01-05 Richard Guenther <rguenther@suse.de>
9159 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9160 allocation and lookup.
9161 (get_or_alloc_expr_for_constant): Likewise.
9162 (phi_translate): Sink allocation.
9164 2010-01-04 Richard Guenther <rguenther@suse.de>
9166 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9167 a new entry only if needed.
9168 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9169 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9171 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9173 (phi_translate): Handle CONSTANTs early.
9175 2010-01-04 Martin Jambor <mjambor@suse.cz>
9177 PR tree-optimization/42398
9178 * tree-sra.c (struct access): Removed flag grp_different_types.
9179 (dump_access): Do not dump the removed flag.
9180 (sort_and_splice_var_accesses): Do not set the removed flag.
9181 (sra_modify_expr): Check for type compatibility directly.
9183 2010-01-04 Martin Jambor <mjambor@suse.cz>
9185 PR tree-optimization/42366
9186 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9187 edges with variable number of parameters.
9188 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9189 flag instead of asserting it.
9190 (ipa_read_node_info): Read uses_analysis_done flag.
9192 2010-01-04 Richard Guenther <rguenther@suse.de>
9194 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9195 iterative_hash_* as intended.
9196 (vn_reference_compute_hash): Likewise. Simplify hashing
9198 (vn_reference_lookup_2): Likewise.
9199 (vn_nary_op_compute_hash): Likewise.
9200 (vn_phi_compute_hash): Likewise.
9201 (expressions_equal_p): Remove strange code.
9202 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9203 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9204 (bitmap_insert_into_set_1): Take value-id as parameter.
9205 (add_to_value): Pass it.
9206 (bitmap_insert_into_set): Likewise.
9207 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9209 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9212 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9213 (do_self_spec): For switches with SWITCH_IGNORE set set also
9214 SWITCH_IGNORE_PERMANENTLY.
9215 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9218 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9220 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9221 tree of an unreferenced global var.
9223 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9226 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9227 GTU to GT for V4SI and V2DI.
9229 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9230 (umin<mode>3): Removed.
9232 (uminv4si3): Likewise.
9234 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9237 * collect2.c (main): Turn on trace in collect2 if -v is passed
9240 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9242 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9243 description of expression operand.
9245 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9247 * configure.ac: Add install-html to target_list for Make-hooks.
9248 * configure: Regenerate.
9249 * fortran/Make-lang.in (F95_HTMLFILES): New.
9250 (fortran.html): Use it.
9251 (fortran.install-html): New.
9252 * Makefile.in (install-html): Add lang.install-html.
9253 * java/Make-lang.in (JAVA_HTMLFILES): New.
9254 (java.html): Use it.
9255 (java.install-html): New.
9256 * objc/Make-lang.in (objc.install-html): New.
9257 * objcp/Make-lang.in (obj-c++.install-html): New.
9258 * cp/Make-lang.in (c++.install-html): New.
9259 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9260 * lto/Make-lang.in (lto.install-html): New.
9262 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9265 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9267 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9269 PR rtl-optimization/41862
9270 * store-motion.c (store_killed_in_insn, compute_store_table,
9271 remove_reachable_equiv_notes, replace_store_insn,
9272 build_store_vectors): Ignore all DEBUG_INSNs.
9274 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9277 * common.opt: Add dumpdir.
9279 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9281 (option_map): Add --dumpdir.
9283 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9285 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9287 * opts.c (decode_options): Try dump_dir_name first if
9288 dump_base_name isn't an absolute path.
9289 (common_handle_option): Handle OPT_dumpdir.
9291 * toplev.c (dump_dir_name): New.
9292 (print_switch_values): Also ignore -dumpdir.
9294 * toplev.h (dump_dir_name): New.
9296 2010-01-03 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/42589
9299 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9300 double-word expansion of bswap32.
9302 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9304 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9305 with BLOCK_FOR_INSN.
9306 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9307 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9308 noce_process_if_block): Likewise.
9309 * gcse.c (compute_local_properties, insert_expr_in_table,
9310 insert_set_in_table, canon_list_insert, find_avail_set,
9311 pre_insert_copy_insn): Likewise.
9313 * basic-block.h (BLOCK_NUM): Move from here...
9314 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9316 2010-01-03 Richard Guenther <rguenther@suse.de>
9318 PR tree-optimization/42438
9319 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9320 contains_may_not_return_call flag.
9321 (BB_MAY_NOTRETURN): New.
9322 (valid_in_sets): Trapping nary operations are not valid
9323 in blocks that may not return.
9324 (insert_into_preds_of_block): Remove check for trapping expressions.
9325 (compute_avail): Compute also BB_MAY_NOTRETURN.
9327 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9329 * doc/invoke.texi: Add 2010 to copyright years.
9331 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9333 * config/sparc/sparc.c: Fix formatting nits.
9335 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9336 Alexander Monakov <amonakov@ispras.ru>
9338 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9340 2010-01-02 Richard Guenther <rguenther@suse.de>
9343 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9344 (simplify_switch_using_ranges): Mark to be removed edges
9347 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9349 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9351 * collect2.c (scan_libraries): Add missing argument in call to
9354 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9357 * config/alpha/predicates.md (aligned_memory_operand): Return false
9359 (unaligned_memory_operand): Return true for CQImode.
9360 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9361 doesn not cross aligned SImode word boundary.
9363 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9365 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9367 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9368 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9370 2010-01-02 Richard Guenther <rguenther@suse.de>
9373 * toplev.c (compile_file): Emit LTO marker properly. Change
9375 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9377 2010-01-01 Richard Guenther <rguenther@suse.de>
9380 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9382 2010-01-01 Richard Guenther <rguenther@suse.de>
9385 * c-decl.c (grokdeclarator): For zero-size arrays force
9386 structural equality checks as layout_type does.
9388 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9390 * builtins.c: Update copyright to 2010.
9392 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9395 * lto-streamer-out.c (produce_asm): Revert the last change.
9396 (copy_function): Likewise.
9398 * lto-streamer.c (lto_get_section_name): Skip any leading
9401 2010-01-01 Richard Guenther <rguenther@suse.de>
9404 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9408 Copyright (C) 2010 Free Software Foundation, Inc.
9410 Copying and distribution of this file, with or without modification,
9411 are permitted in any medium without royalty provided the copyright
9412 notice and this notice are preserved.