1 2010-05-13 Anatoly Sokolov <aesok@post.ru>
3 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
5 2010-05-13 Jeff Law <law@redhat.com>
7 * ira-conflicts.c (print_allocno_conflicts): New function broken out
9 (print_conflicts): Call print_allocno_conflicts.
11 2010-05-13 Jakub Jelinek <jakub@redhat.com>
14 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
17 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
19 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
20 t-mingw-w64 or t-mingw-w32 for multilib configuration.
21 * config/i386/t-mingw-w32: New.
22 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
24 2010-05-13 Martin Jambor <mjambor@suse.cz>
26 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
28 * gimple-fold.c (get_base_binfo_for_type): New function.
29 (gimple_get_relevant_ref_binfo): Likewise.
30 (gimple_fold_obj_type_ref_known_binfo): Likewise.
31 (gimple_fold_obj_type_ref): Likewise.
32 (fold_gimple_call): Simplify condition for folding virtual calls
33 and call gimple_fold_obj_type_ref.
34 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
35 (gimple_fold_obj_type_ref_known_binfo): Likewise.
37 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
39 * config/rs6000/rs6000-protos.h
40 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
41 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
42 (rs6000_debug_mode_dependent_address)
43 (rs6000_mode_dependent_address_ptr): Likewise.
45 2010-05-13 Jakub Jelinek <jakub@redhat.com>
48 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
50 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
51 * tree-sra.c (create_access_replacement): Call unshare_expr before
52 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
54 * dwarf2out.c: Include tree-flow.h.
55 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
56 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
57 Handle DW_OP_bit_piece.
58 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
59 construct_piece_list, adjust_piece_list): New functions.
60 (add_var_loc_to_decl): Handle SRA optimized variables.
61 Adjust for var_loc_note to loc field renaming.
62 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
64 (new_loc_descr_op_bit_piece): New function.
65 (dw_sra_loc_expr): New function.
66 (dw_loc_list): Use it. Don't handle the last range after the
67 loop, handle it inside of the loop. Adjust for var_loc_note
68 to loc field renaming.
69 (add_location_or_const_value_attribute): Only special case
70 single entry loc lists if loc is NOTE_P. Adjust for
71 var_loc_note to loc field renaming.
72 (dwarf2out_var_location): Don't set newloc->var_loc_note
73 and newloc->next here.
75 2010-05-12 Jan Hubicka <jh@suse.cz>
77 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
78 * cgraph.h (cgraph_only_called_directly_p,
79 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
80 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
81 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
83 * ipa.c (cgraph_remove_unreachable_nodes): Use
84 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
85 * tree-inline.c (copy_bb): Check address_taken flag.
86 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
87 externally_visible flag.
89 2010-05-12 Jason Merrill <jason@redhat.com>
93 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
94 * sdbout.c (plain_type_1): Likewise.
95 * dwarf2out.c (is_base_type): Likewise.
96 (gen_type_die_with_usage): Likewise. Generate
97 DW_TAG_unspecified_type for any LANG_TYPE.
99 2010-05-12 Jan Hubicka <jh@suse.cz>
101 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
103 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
104 (cgraph_clone_edge): Update.
105 (cgraph_node_remove_callees): Remove indirect calls too.
106 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
107 (cgraph_create_indirect_edge): Update prototype.
108 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
109 is_proper_for_analysis.
110 (add_new_function, visited_nodes, function_insertion_hook_holder,
111 get_local_reference_vars_info, mark_address_taken, mark_address,
112 mark_load, mark_store, check_asm_memory_clobber, check_call,
113 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
114 (ipa_init): Do not initialize visited_nodes;
115 function_insertion_hook_holder.
116 (analyze_variable): Rewrite.
117 (analyze_function): Rewrite.
118 (copy_local_bitmap): Remove.
119 (duplicate_node_dat): Do not duplicate local info.
120 (generate_summary): Simplify to only walk cgraph.
121 (write_node_summary_p, ipa_reference_write_summary,
122 ipa_reference_read_summary): Remove.
123 (propagate): Do not remove function insertion;
125 (pass_ipa_reference): NULLify summary handling fields.
126 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
127 (input_edge): Input ecf_flags.
128 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
129 (update_indirect_edges_after_inlining): Ignore edges with unknown
132 2010-05-12 Sriraman Tallam <tmsriram@google.com>
134 * implicit-zee.c: New file.
135 * tree-pass.h (pass_implicit_zee): Declare.
136 * passes.c (init_optimization_passes): Add zee pass.
137 * common.opt (fzee): New flag.
138 * timevar.def (TV_ZEE): Define.
139 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
141 * Makefile.in (implicit-zee.o): Add new build file.
143 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
144 Nathan Froyd <froydnj@codesourcery.com>
146 * c-common.c (sync_resolve_params): Remove write-only variable.
148 2010-05-12 Anatoly Sokolov <aesok@post.ru>
150 * target.h (struct gcc_target): Add mode_dependent_address_p field.
151 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
152 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
153 * targhooks.c (default_mode_dependent_address_p): New function.
154 * targhooks.h (default_mode_dependent_address_p): Declare function.
155 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
156 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
157 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
158 target hook. Change return type to bool.
159 * recog.h: (mode_dependent_address_p): Change return type to bool.
161 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
162 Nathan Froyd <froydnj@codesourcery.com>
164 * tree-mudflap.c (build_function_type_0, build_function_type_1,
165 build_function_type_2, build_function_type_3): Remove.
166 (mudflap_init): Use build_function_type_list.
168 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
169 Nathan Froyd <froydnj@codesourcery.com>
171 * coverage.c (build_fn_info_value): Call build_constructor instead of
172 build_constructor_from_list.
173 (build_ctr_info_value): Likewise.
174 (build_gcov_info): Likewise.
176 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
178 * tree.c (build_constructor): Compute TREE_CONSTANT for the
179 resultant constructor.
180 (build_constructor_single): Don't set TREE_CONSTANT.
181 (build_constructor_from_list): Don't compute TREE_CONSTANT.
183 2010-05-12 Jan Hubicka <jh@suse.cz>
185 * cgraph.h (struct varpool_node): Add aux.
186 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
187 * varpool.c (varpool_remove_node): Do not remove initializer.
188 (varpool_reset_queue): Export.
189 (varpool_finalize_decl): Volatile vars are forced to be output.
190 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
192 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
193 process_references, varpool_can_remove_if_no_refs): New functions.
194 (cgraph_remove_unreachable_nodes): Handle variables too.
196 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
199 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
201 2010-05-12 Jakub Jelinek <jakub@redhat.com>
204 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
205 change value of ORT_TASK.
206 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
207 (omp_notice_threadprivate_variable): New function.
208 (omp_notice_variable): Call it for threadprivate variables.
209 If enclosing ctx is a task, print enclosing task rather than
210 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
211 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
212 if task has untied clause.
215 * dwarf2out.c (base_type_die): Don't add name attribute here.
216 (modified_type_die): Instead of sizetype use
217 its underlying original type. If a DW_TAG_base_type doesn't
218 have name added, add __unknown__.
219 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
220 always call force_type_die instead.
222 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
224 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
225 for __stack_chk_guard.
227 2010-05-11 Jakub Jelinek <jakub@redhat.com>
229 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
230 don't call start_source_file debug hook here...
231 (finish_options): ... but here, after outputting predefined and
232 command line defines and undefs.
235 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
237 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
238 optimizing away empty bb with no successors, move over its
239 footer chain to fallthru predecessor.
240 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
241 (rtl_split_edge): For asm goto call patch_jump_insn even if
242 splitting fallthru edge.
245 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
246 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
247 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
248 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
252 * c-parser.c (c_parser_expression): Mark LHS of a comma
253 expression as read if it is a decl, handled component or
254 COMPOUND_EXPR with that on the RHS.
255 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
256 if it is a decl or handled component.
258 2010-05-11 Jan Hubicka <jh@suse.cz>
260 * lto-symtab.c (lto_symtab_free): New function.
261 * lto-streamer.h (lto_symtab_free): Declare.
263 2010-05-11 Jan Hubicka <jh@suse.cz>
265 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
266 that if function is needed it is reachable.
267 (lto_output_node): See if it the function is reachable or referenced.
268 (output_cgraph): Update call of lto_output_node.
269 * lto-streamer.h (reachable_from_other_partition_p): Declare.
271 2010-05-11 Jan Hubicka <jh@suse.cz>
273 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
276 2010-05-11 Jan Hubicka <jh@suse.cz>
278 PR tree-optimize/44063
279 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
280 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
282 (estimate_function_body_sizes): Compute sizes even when disregarding.
284 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
286 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
288 2010-05-11 Jan Hubicka <jh@suse.cz>
290 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
293 2010-05-11 Jan Hubicka <jh@suse.cz>
295 * matrix-reorg.c (matrix_reorg): Rebuild edges.
297 2010-05-11 Jan Hubicka <jh@suse.cz>
299 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
300 lto_streamer_cache_delete): Put nodes into heap.
301 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
304 2010-05-11 Jan Hubicka <jh@suse.cz>
306 * cgraphbuild.c (cgraph_rebuild_references): New.
307 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
309 * cgraph.h (cgraph_rebuild_references): Declare.
310 * tree-inline.c (tree_function_versioning): Use it.
311 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
313 2010-05-11 Jan Hubicka <jh@suse.cz>
315 * cgraph.c: Include ipa-utils.h
316 (cgraph_create_virtual_clone): Update references.
317 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
319 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
321 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
322 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
325 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
327 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
329 2010-05-11 Jakub Jelinek <jakub@redhat.com>
331 * gcc.c (execute): For -### don't quote arguments that
332 contain just alphanumerics and _/-. characters.
333 * doc/invoke.texi: Document that change for -###.
336 * df-problems.c (struct dead_debug): Add to_rescan field.
337 (dead_debug_init): Clear to_rescan field.
338 (dead_debug_finish): Rescan all debug insns in to_rescan
339 bitmap and free the bitmap.
340 (dead_debug_insert_before): Instead of rescanning debug insns
341 immediately queue their rescanning until dead_debug_finish.
342 (df_note_bb_compute): After dead_debug_add do continue instead
345 2010-05-10 Jakub Jelinek <jakub@redhat.com>
348 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
349 clear also INSN_REG_USE_LIST.
351 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
353 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
355 2010-05-10 Jan Hubicka <jh@suse.cz>
357 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
359 2010-05-10 Jan Hubicka <jh@suse.cz>
361 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
363 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
364 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
365 (lto_streamer_cache_create): Init alloc pool.
366 (lto_streamer_cache_delete): Free alloc pool.
367 * lto-streamer.h: Include alloc pool.
368 (lto_streamer_cache_d): Use alloc pool.
369 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
371 2010-05-10 Jan Hubicka <jh@suse.cz>
373 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
374 * cgraphbuild.c: Include except.h
375 (record_type_list, record_eh_tables): New function.
376 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
378 2010-05-10 Jan Hubicka <jh@suse.cz>
380 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
381 __frame_dummy_init_array_entry, force_to_data): Attribute as used
384 2010-05-10 Michael Matz <matz@suse.de>
386 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
387 (can_reassociate_p): Use FLOAT_TYPE_P.
388 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
389 (vect_force_simple_reduction): ... this.
390 * tree-parloops.c (gather_scalar_reductions): Use
391 vect_force_simple_reduction.
392 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
393 vect_is_simple_reduction, add modify argument, if true rewrite
395 (vect_is_simple_reduction, vect_force_simple_reduction): New
397 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
399 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
400 Vladimir Makarov <vmakarov@redhat.com>
402 PR rtl-optimization/44012
403 * ira-build.c (remove_unnecessary_allocnos): Nullify
404 regno_allocno_map of the removed allocno.
406 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
408 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
410 * configure: Regenerate.
412 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
414 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
416 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
417 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
419 * configure: Regenerate.
421 2010-05-10 Richard Guenther <rguenther@suse.de>
423 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
424 marked if the entry identifier is marked.
426 2010-05-10 Richard Guenther <rguenther@suse.de>
428 * c-common.c (struct c_common_attributes): Add fnspec attribute.
429 (handle_fnspec_attribute): New function.
430 * gimple.h (gimple_call_return_flags): Declare.
431 (gimple_call_arg_flags): Likewise.
432 * gimple.c (gimple_call_arg_flags): New function.
433 (gimple_call_return_flags): Likewise.
434 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
436 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
438 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
439 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
441 (make_heapvar_for): ... this new function.
442 (handle_rhs_call): Handle fnspec attribute argument specifiers.
443 (handle_lhs_call): Likewise.
444 (find_func_aliases): Adjust.
446 2010-05-10 Richard Guenther <rguenther@suse.de>
448 PR tree-optimization/44050
449 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
451 2010-05-10 Wei Guozhi <carrot@google.com>
454 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
456 2010-05-09 Joseph Myers <joseph@codesourcery.com>
459 * c-typeck.c (lookup_field): Take a type directly. Update
461 (build_component_ref): Update call to lookup_field.
462 (set_init_label): Use lookup_field to find initialized field.
463 Handle returned list of fields like a sequence of designators.
465 2010-05-09 Richard Guenther <rguenther@suse.de>
468 * fold-const.c (tree_single_nonzero_warnv_p): Properly
469 handle &FUNCTION_DECL.
471 2010-05-09 Joseph Myers <joseph@codesourcery.com>
474 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
475 structures and unions recursively.
476 (detect_field_duplicates): Move duplicate detection with a hash to
477 detect_field_duplicates_hash. Always use a hash if anonymous
478 structures or unions are present.
479 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
482 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
485 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
486 detect Atom, Core 2 and Core i7.
488 2010-05-09 Richard Guenther <rguenther@suse.de>
490 * gcc.c (store_arg): Handle temporary file deletion for
493 2010-05-09 Richard Guenther <rguenther@suse.de>
496 * ipa-inline.c (estimate_function_body_sizes): Return after
497 disregarding inline limits.
499 2010-05-09 Richard Guenther <rguenther@suse.de>
501 * gcc.c (store_arg): Revert last change.
503 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
506 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
507 (optimize_ops_list): Call it.
509 2010-05-08 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/44030
512 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
513 NECESSARY flag if we propagate from a inserted expression.
515 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
517 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
518 domain types as equal if they are both PLACEHOLDER_EXPRs.
520 2010-05-08 Richard Guenther <rguenther@suse.de>
522 * lto-wrapper.c (run_gcc): Remove linker output from
523 command line for LTRANS invocation.
525 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
527 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
528 lto-macho as lto_binary_reader.
529 * target.h (struct gcc_target): New hooks lto_start and lto_end.
530 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
531 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
532 in lto_start and lto_end calls.
533 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
535 (scan_prog_file): Update is_elf_or_coff call.
536 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
538 * collect2.c (main): Fix enum comparison.
540 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
542 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
543 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
544 and TARGET_ASM_LTO_END.
545 * darwin.c: Include obstack.h and lto-streamer.h.
546 (lto_section_names_offset, lto_section_names_obstack,
547 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
549 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
550 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
552 (darwin_asm_lto_end): New function. Restore asm_out_file.
553 (darwin_asm_named_section): For LTO sections, replace the name with
554 the offset of the section name in a string table, and build this
556 (darwin_file_start): Initialize global vars for LTO support.
557 (darwin_file_end): If output to asm_out_file was redirected, append it
558 to the proper asm_out_file here. Add the section names section.
560 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
562 * c-pragma.c (pending_weak_d, pending_weak): New.
563 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
564 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
565 handle_pragma_weak): Update the uses of pending_weaks.
567 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
569 PR documentation/44016
570 * doc/standards.texi (Standards): Link to unversioned
571 cxx0x_status.html page.
573 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
576 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
577 in addition to TREE_USED, to avoid "set but unused" warnings.
579 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
581 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
582 (is_loop_prefetching_profitable): Do not insert prefetches
583 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
584 times the prefetch ahead distance.
586 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
588 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
589 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
590 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
593 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
595 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
596 a diagnostic info when the insn-to-mem ratio is too small.
598 2010-05-07 Richard Guenther <rguenther@suse.de>
600 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
602 (store_arg): Queue temp_filename for deletion instead of
605 2010-05-07 Richard Guenther <rguenther@suse.de>
607 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
608 (run_gcc): Handle LTRANS phase invocation.
609 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
611 2010-05-07 Jakub Jelinek <jakub@redhat.com>
613 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
614 this is also meaningful on PARM_DECLs and RESULT_DECLs.
616 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
618 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
620 2010-05-07 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/44020
623 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
624 code when PRE is not yet initialized.
626 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
628 * config/mips/dbxmdebug.h: Remove.
629 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
631 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
633 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
634 with null pointer and also warn about ordered comparison of zero with
637 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
639 * graphite-blocking.c
640 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
641 * graphite-clast-to-gimple.c
642 (clast_to_gcc_expression): Same.
643 (precision_for_value): Same.
644 (precision_for_interval): Same.
645 (gcc_type_for_interval): Same.
646 (graphite_create_new_guard): Same.
647 (compute_bounds_for_level): Same.
648 (graphite_create_new_loop_guard): Same.
649 * graphite-interchange.c
650 (build_linearized_memory_access): Same.
651 (pdr_stride_in_loop): Same.
652 (memory_strides_in_loop_1): Same.
653 (memory_strides_in_loop): Same.
654 (extend_scattering): Same.
655 (psct_scattering_dim_for_loop_depth): Same.
656 (pbb_number_of_iterations): Same.
658 (debug_iteration_domains): Same.
660 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
661 (ppl_set_inhomogeneous_gmp): Same.
662 (ppl_strip_loop): Same.
663 (ppl_lexico_compare_linear_expressions): Same.
664 (ppl_read_polyhedron_matrix): Same.
665 (ppl_max_for_le_pointset): Same.
667 (ppl_read_polyhedron_matrix): Same.
668 (tree_int_to_gmp): Same.
669 (gmp_cst_to_tree): Same.
670 (ppl_set_inhomogeneous): Same.
671 (ppl_set_inhomogeneous_tree): Same.
672 (ppl_set_coef): Same.
673 (ppl_set_coef_tree): Same.
674 * graphite-sese-to-poly.c
675 (build_pbb_scattering_polyhedrons): Same.
676 (build_scop_scattering): Same.
677 (scan_tree_for_params_right_scev): Same.
678 (scan_tree_for_params): Same.
679 (find_params_in_bb): Same.
680 (find_scop_parameters): Same.
681 (add_upper_bounds_from_estimated_nit): Same.
682 (build_loop_iteration_domains): Same.
683 (add_condition_to_domain): Same.
684 (pdr_add_memory_accesses): Same.
686 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
688 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
689 CLooG's value_* macros to their respective mpz_* counterparts.
690 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
691 (graphite_create_new_loop_guard): Same.
692 * graphite-interchange.c (build_linearized_memory_access): Same.
693 (pdr_stride_in_loop): Same.
694 (memory_strides_in_loop_1): Same.
695 (1st_interchange_profitable_p): Same.
696 * graphite-poly.c (extend_scattering): Same.
697 (psct_scattering_dim_for_loop_depth): Same.
698 (pbb_number_of_iterations): Same.
699 (pbb_number_of_iterations_at_time): Same.
700 * graphite-poly.h (new_1st_loop): Same.
701 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
702 (oppose_constraint): Same.
703 (insert_constraint_into_matrix): Same.
704 (ppl_set_inhomogeneous_gmp): Same.
705 (ppl_set_coef_gmp): Same.
706 (ppl_strip_loop): Same.
707 (ppl_lexico_compare_linear_expressions): Same.
708 (ppl_max_for_le_pointset): Same.
709 (ppl_min_for_le_pointset): Same.
710 (ppl_build_realtion): Same.
711 * graphite-ppl.h (gmp_cst_to_tree): Same.
712 (ppl_set_inhomogeneous): Same.
713 (ppl_set_inhomogeneous_tree): Same.
714 (ppl_set_coef): Same.
715 (ppl_set_coef_tree): Same.
716 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
717 (build_scop_scattering): Same.
718 (add_value_to_dim): Same.
719 (scan_tree_for_params_right_scev): Same.
720 (scan_tree_for_params_int): Same.
721 (scan_tree_for_params): Same.
722 (find_params_in_bb): Same.
723 (find_scop_parameters): Same.
724 (add_upper_bounds_from_estimated_nit): Same.
725 (build_loop_iteration_domains): Same.
726 (create_linear_expr_from_tree): Same.
727 (add_condition_to_domain): Same.
728 (pdr_add_memory_accesses): Same.
730 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
731 Jason Merrill <jason@redhat.com>
733 * c-common.c (c_common_reswords): Add nullptr.
734 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
735 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
736 (gen_type_die_with_usage): Likewise.
737 * dbxout.c (dbxout_type): Likewise.
738 * sdbout.c (plain_type_1): Likewise.
740 2010-05-06 Jason Merrill <jason@redhat.com>
742 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
743 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
745 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
747 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
748 stripping WITH_SIZE_EXPR.
749 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
752 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
754 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
755 list of obsolete configurations.
756 Disabled check for obsolete configurations.
757 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
758 Removed support for previous versions.
759 * config/mips/iris.h: Removed.
760 * config/mips/iris5.h: Removed.
761 * config/mips/iris6.h: Merged old iris.h contents.
762 (TARGET_IRIX): Removed.
763 (DRIVER_SELF_SPECS): Removed mabi=32.
764 (IDENT_ASM_OP): Removed undef.
765 (STARTFILE_SPEC): Removed mabi=32.
766 (ENDFILE_SPEC): Likewise.
767 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
768 (MACHINE_TYPE): Update for IRIX 6.5.
769 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
770 TARGET_IRIX by TARGET_IRIX6.
771 (mips_file_start): Likewise.
772 (mips_output_external): Remove IRIX 5/6 O32 support.
773 (mips_output_function_prologue): Likewise.
774 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
776 (TARGET_CPU_CPP_BUILTINS): Likewise.
777 (TARGET_IRIX): Removed.
778 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
779 (MULTILIB_DIRNAMES): Removed 32.
780 (MULTILIB_OSDIRNAMES): Removed ../lib.
781 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
782 (Specific, mips-sgi-irix5): Document removal.
783 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
784 Remove references to older IRIX 6 releases and the O32 ABI.
786 2010-05-06 Jakub Jelinek <jakub@redhat.com>
789 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
790 instead of DF_REF_REAL_REG.
792 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
795 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
796 handling to still return true for x64 targets.
798 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
800 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
802 2010-05-06 Jan Hubicka <jh@suse.cz>
804 PR tree-optimization/43791
805 * ipa-inline.c (update_caller_keys): Remove bogus
806 disregard_inline_limits check.
808 2010-05-06 Michael Matz <matz@suse.de>
810 PR tree-optimization/43984
811 * tree-ssa-pre.c (inserted_phi_names): Remove.
812 (inserted_exprs): Change to bitmap.
813 (create_expression_by_pieces): Set bits, don't append to vector.
814 (insert_into_preds_of_block): Don't handle inserted_phi_names.
815 (eliminate): Don't look at inserted_phi_names, remove deleted
816 insns from inserted_exprs.
817 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
818 (init_pre, fini_pre): Allocate and free bitmaps.
819 (execute_pre): Insert insns on edges before elimination.
821 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
823 * tree.c (initializer_zerop): Handle STRING_CST.
825 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
828 * doc/invoke.texi (Wimplicit): Document as C only.
829 * opts.c (common_handle_option): Add argument kind.
830 (handle_option): Rename as read_cmdline_option. Factor out code to...
831 (handle_option): ... here. New.
832 (handle_options): Rename as read_cmdline_options.
833 (decode_options): Update call.
834 (set_option): Use option index instead of option pointer. Classify
835 diagnostics correctly.
836 (enable_warning_as_error): Call handle_option.
837 * opts.h (set_option): Update declaration.
838 (handle_option): Declare.
839 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
840 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
841 * c-opts.c (set_Wimplicit): Delete.
842 (c_family_lang_mask): New static constant.
843 (c_common_handle_option): Add argument kind. Use handle_option
844 instead of set_Wimplicit.
845 (c_common_post_options): warn_implicit and warn_implicit_int
846 are disabled by default.
847 * c-common.c (warn_implicit): Do not define here.
848 * c-common.h (warn_implicit): Do not declare here.
849 (c_common_handle_option): Update declaration.
850 * lto-opts.c (lto_reissue_options): Update call to set_option.
852 2010-05-06 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/43571
855 * domwalk.c (walk_dominator_tree): Walk the dominator
856 sons in more optimal order.
858 2010-05-06 Richard Guenther <rguenther@suse.de>
860 PR tree-optimization/43934
861 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
862 (stmt_cost): Likewise.
863 (extract_true_false_args_from_phi): New helper.
864 (determine_max_movement): For PHI nodes verify we can hoist them
865 and compute their cost.
866 (determine_invariantness_stmt): Handle PHI nodes.
867 (move_computations_stmt): Likewise. Hoist PHI nodes in
868 if-converted form using COND_EXPRs.
869 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
870 (tree_ssa_lim): Likewise.
871 * tree-flow.h (tree_ssa_lim): Adjust prototype.
872 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
874 2010-05-06 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/43987
877 * tree-ssa-structalias.c (could_have_pointers): For possibly
878 address-taken variables force pointers to be recorded.
879 (create_variable_info_for_1): Likewise.
880 (push_fields_onto_fieldstack): Pass in wheter all fields
882 (find_func_aliases): Query types instead of vars whether
883 they contain pointers where appropriate.
885 2010-05-06 Jan Hubicka <jh@suse.cz>
887 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
888 (record_reference, mark_address, mark_load, mark_store): Record
890 (record_references_in_initializer): Update call of record_references.
891 (rebuild_cgraph_edges): Remove all references before rebuiding.
892 * cgraph.c (cgraph_create_node): Clear ref list.
893 (cgraph_remove_node): Remove references.
894 (dump_cgraph_node): Dump references.
895 (cgraph_clone_node): Clone references.
896 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
897 (struct cgraph_node, varpool_node): Add ref_lst.
898 * ipa-ref.c: New file.
899 * ipa-ref.h: New file.
900 * ipa-ref-inline.h: New file.
901 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
902 (referenced_from_other_partition_p): New function.
903 (lto_output_varpool_node): Take set arugment; call
904 referenced_from_other_partition.
905 (lto_output_ref): New.
906 (add_references): New.
908 (output_cgraph): Compute boundary based on references; output refs.
909 (output_varpool): Accept cgraph_node_set argument.
912 (input_cgraph): Call input_refs.
913 * lto-section-in.c (lto_section_name): Add refs.
914 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
915 (ipa-ref.o): New file.
916 * varpool.c (varpool_node): Clear ipa ref list.
917 (varpool_remove_node): Remove references.
918 (dump_varpool_node): Dump references.
919 (varpool_assemble_decl): Only compile finalized ones.
920 (varpool_extra_name_alias): Initialize ref list.
921 * lto-streamer.c (lto-get_section_name): Add .refs section.
922 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
923 (referenced_from_other_partition_p): Declared.
925 2010-05-06 Ira Rosen <irar@il.ibm.com>
927 PR tree-optimization/43901
928 * tree-vect-stmts.c (vectorizable_call): Assert that vector
929 type is not NULL if it's transformation phase, and return
930 FALSE if it's analysis.
931 (vectorizable_conversion, vectorizable_operation,
932 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
934 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
936 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
938 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
940 * config/mips/mips-protos.h
941 (mips_small_register_classes_for_mode_p): Delete prototype.
943 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
945 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
946 * config/arm/arm.c (multiple_operation_profitable_p,
947 compute_offset_order): New static functions.
948 (load_multiple_sequence, store_multiple_sequence): Use them.
949 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
950 memory offsets, not register numbers.
951 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
953 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
955 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
956 (get_pending_sizes, put_pending_size, put_pending_sizes):
957 Update the uses of pending_sizes.
958 * c-decl.c (store_parm_decls): Likewise.
959 * c-tree.h (struct c_arg_info): Likewise.
960 * tree.h: Update the prototype for get_pending_sizes and
963 2010-05-05 Jason Merrill <jason@redhat.com>
966 * c-common.c (handle_aligned_attribute): Respect
967 ATTR_FLAG_TYPE_IN_PLACE.
970 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
971 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
972 (TARGET_INITIALIZER): Use it.
973 * c-common.c (attribute_takes_identifier_p): Call it.
974 * c-common.h: Update prototype.
975 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
976 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
978 2010-05-05 Jakub Jelinek <jakub@redhat.com>
981 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
982 DW_ID_down_case for Fortran compilation units.
984 2010-05-05 Jan Hubicka <jh@suse.cz>
986 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
989 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
991 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
992 a variable-sized RESULT_DECL.
994 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
996 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
998 2010-05-05 Jason Merrill <jason@redhat.com>
1001 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1003 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1005 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1006 Jakub Jelinek <jakub@redhat.com>
1009 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1010 (dead_debug_init, dead_debug_finish): New functions.
1011 (dead_debug_add, dead_debug_insert_before): Likewise.
1012 (df_note_bb_compute): Initialize a dead_debug object, add dead
1013 debug uses to it, insert debug bind insns before death insns,
1014 reset debug insns that refer to pending uses at the end.
1015 * rtl.h (make_debug_expr_from_rtl): New prototype.
1016 * varasm.c (make_debug_expr_from_rtl): New function.
1018 2010-05-05 Jan Hubicka <jh@suse.cz>
1020 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1021 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1022 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1023 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1024 lto_varpool_encoder_encode_initializer_p,
1025 lto_set_varpool_encoder_encode_initializer): New functions.
1026 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1027 call output_varpool.
1028 (input_varpool_node): Do not always set analyzed.
1029 (input_cgraph_1): Return vector of cgraph nodes.
1030 (input_varpool_1): Return vector of varpools.
1031 (input_cgraph): Free the vectors.
1032 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1033 output only initializers needed.
1034 (lto_output): Only call output_cgraph.
1035 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1036 * lto-section-out.c (lto_new_out_decl_state): Initialize
1037 state->varpool_node_encoder.
1038 * lto-streamer.h (lto_varpool_encoder_d): New.
1039 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1040 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1041 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1042 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1043 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1045 (output_varpool, input_varpool): Remove declarations.
1047 2010-05-05 Jan Hubicka <jh@suse.cz>
1049 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1050 with body can prevail.
1052 2010-05-05 Jan Hubicka <jh@suse.cz>
1054 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1057 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1059 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1061 * gengtype.h (erro_at_line): Constify pos argument.
1063 * gengtype.c: Include hashtab.h.
1064 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1065 (error_at_line): Constify pos argument.
1066 (do_typedef): Initialize p->opt field.
1067 (get_file_gtfilename): Fix comment typo.
1068 (struct walk_type_data): Constify line field.
1069 (get_output_file_for_structure): New function.
1070 (write_local_func_for_structure): Constify orig_s argument.
1071 Use get_output_file_for_structure.
1072 (write_func_for_structure): Use get_output_file_for_structure.
1073 (INDENT): New define.
1074 (dump_pair, dump_type, dump_type_list, dump_typekind)
1075 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1076 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1078 (seen_types): New variable.
1079 (main): New variable do_dump. Process "-d" command line option.
1080 Call dump_everything if dump requested.
1082 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1084 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1085 in a temporary instead of invoking the macro multiple times.
1086 (track_expr_p): Likewise.
1088 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1090 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1092 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1093 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1094 conditions for printing notes.
1095 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1096 true, update documentation.
1097 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1099 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1102 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1105 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1108 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1109 (*sse_prologue_save_insn1): Likewise.
1110 (SSE prologue save splitter): Likewise.
1112 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1114 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1115 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1116 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1117 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1118 all decls. Call it on DECL_FIELD_OFFSET of fields.
1119 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1120 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1122 2010-05-04 Martin Jambor <mjambor@suse.cz>
1124 * tree-sra.c (build_access_from_expr_1): The first parameter type
1125 changed to simple tree.
1126 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1127 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1129 (build_accesses_from_assign): Removed all parameters except for a
1130 simple gimple statement. Now returns a simple bool.
1131 (scan_function): All non-analysis parts moved to separate functions
1132 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1133 parameters and updated both callers.
1134 (sra_modify_expr): Removed parameter data.
1135 (sra_modify_function_body): New function.
1136 (perform_intra_sra): Call sra_modify_function_body to modify the
1138 (replace_removed_params_ssa_names): Parameter data changed into
1140 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1141 changed the parameter dont_convert to convert with the opposite
1143 (sra_ipa_modify_assign): Parameter data changed into adjustments
1144 vector, return value changed to bool.
1145 (ipa_sra_modify_function_body): New function.
1146 (sra_ipa_reset_debug_stmts): Updated a comment.
1147 (modify_function): Use ipa_sra_modify_function_body to modify function
1150 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1153 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1154 (canon_true_dependence): Likewise.
1155 (write_dependence_p): Likewise.
1157 2010-05-04 Jan Hubicka <jh@suse.cz>
1159 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1160 * cgraphbuild.c: Include ipa-utils.h
1161 (record_reference_ctx): New struct.
1162 (record_reference): Simplify to work on initializers; not statements.
1163 (mark_address, mark_load, mark_store): New.
1164 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1166 (record_references_in_initializer): Update use of record_reference.
1167 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1170 2010-05-04 Jan Hubicka <jh@suse.cz>
1172 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1173 node will be removed anyway.
1174 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1175 relink aliases of node into prevailing node.
1176 * varpool.c (varpool_remove_node): Remove aliases properly;
1177 when removing node, remove all its aliases too; remove DECL_INITIAL
1178 of removed node; ggc_free the varpool node.
1180 2010-05-04 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/43879
1183 * tree-ssa-structalias.c (alias_get_name): Use
1184 DECL_ASSEMBLER_NAME if available.
1185 (create_function_info_for): Return the varinfo node.
1186 (ipa_pta_execute): Associate same-body aliases and extra names
1187 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1189 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1191 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1193 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1196 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1197 only if HONOR_REG_ALLOC_ORDER is not defined.
1199 2010-05-04 Richard Guenther <rguenther@suse.de>
1201 PR tree-optimization/43949
1202 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1205 2010-04-26 Jason Merrill <jason@redhat.com>
1207 * c.opt (-fstrict-enums): New.
1208 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1210 2010-05-03 David Ung <davidu@mips.com>
1211 James E. Wilson <wilson@codesourcery.com>
1213 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1214 emit the trap instruction before the divide for TUNE_74K.
1216 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1218 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1219 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1220 based on the above, for new target hook.
1222 * hooks.c (hook_bool_mode_true): New generic hook.
1223 * hooks.h (hook_bool_mode_true): Add prototype.
1225 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1227 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1228 target hook, set to hook_bool_mode_false.
1229 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1230 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1231 with targetm.small_register_classes_for_mode_p.
1232 (find_reusable_reload): Likewise.
1233 (combine_reloads): Likewise.
1234 * reload1.c (reload_as_needed): Likewise.
1235 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1236 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1237 dead_or_predicable): Likewise.
1238 * regmove.c (optimize_reg_copy_1): Likewise.
1239 * calls.c (prepare_call_address): Likewise.
1240 (precompute_register_parameters): Likewise.
1242 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1244 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1245 implementation of the hook that considers all register classes
1246 small except for SH64.
1247 (sh_override_options): Use the new hook.
1248 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1251 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1253 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1254 implementation of the hook that considers all register classes
1256 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1259 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1261 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1262 implementation of the hook that considers all register classes
1264 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1267 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1269 * config/m32c/m32c.h: Likewise.
1270 * config/pdp11/pdp11.h: Likewise.
1271 * config/avr/avr.h: Likewise.
1272 * config/xtensa/xtensa.h: Likewise.
1273 * config/m68hc11/m68hc11.h: Likewise.
1274 * config/mn10300/mn10300.h: Likewise.
1275 * config/mcore/mcore.h: Likewise.
1276 * config/h8300/h8300.h: Likewise.
1277 * config/bfin/bfin.h: Likewise.
1279 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1280 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1282 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1284 * double-int.h (tree_to_double_int): Remove macro.
1285 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1286 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1287 (tree_to_double_int): New function.
1288 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1290 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1292 2010-05-03 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/43971
1295 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1296 constraints in the !flag_delete_null_pointer_checks case.
1298 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1301 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1302 result mode matches original rtl mode.
1304 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1307 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1309 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1312 when processing flag options.
1314 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1316 * gcov-iov.c (main): Change format string placeholder
1317 from %#08x to 0x%08x.
1318 * genchecksum.c (dosum): Change format string placeholder
1319 from %#02x to 0x%02x.
1321 2010-05-02 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43879
1324 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1326 2010-05-02 Bruno Haible <bruno@clisp.org>
1328 * doc/extend.texi (Function Attributes): Fix a typo.
1330 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1333 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1334 placeholder from 0x%x to %#x.
1335 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1336 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1337 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1338 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1339 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1340 * config/i386/i386.c (ix86_target_string): Ditto.
1341 * config/i386/i386.c (output_pic_addr_const): Ditto.
1342 (print_operand): Ditto.
1344 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1346 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1347 placeholder from 0x%x to %#x.
1348 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1349 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1350 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1351 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1352 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1353 * optc-gen.awk: Ditto.
1354 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1355 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1356 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1357 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1359 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1361 * target.h (struct calls): Add function_value_regno_p field.
1362 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1363 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1364 * targhooks.c (default_function_value_regno_p): New function.
1365 * targhooks.h (default_function_value_regno_p): Declare function.
1366 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1367 * builtins.c. (apply_result_size): (Ditto.).
1368 * combine.c. (likely_spilled_retval_p): (Ditto.).
1369 * mode-switching.c. Include 'target.h'.
1370 (create_pre_exit): Use function_value_regno_p hook.
1371 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1372 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1373 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1375 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1376 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1377 (ix86_function_value_regno_p): Declare as static, change argument
1378 type to const unsigned int.
1379 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1381 2010-05-01 Richard Guenther <rguenther@suse.de>
1383 PR tree-optimization/43949
1384 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1386 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1388 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1390 * rtl.h (CONST_DOUBLE_P): Define.
1391 (rtx_to_double_int): Declare.
1392 * emit-rtl.c (rtx_to_double_int): New function.
1393 * dwarf2out.c (insert_double): New function.
1394 (loc_descriptor, add_const_value_attribute): Clean up, use
1395 rtx_to_double_int and insert_double functions.
1397 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1399 * doc/extend.texi (Inline): Add missing return keyword to examples.
1400 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1403 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1405 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1406 the variable part of the offset as well. Use highest_pow2_factor for
1407 all alignment checks.
1409 2010-04-30 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/43879
1412 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1415 2010-04-30 Jan Hubicka <jh@suse.cz>
1417 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1419 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1421 2010-04-30 Jan Hubicka <jh@suse.cz>
1423 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1425 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1426 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1427 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1428 cgraph_node_set_needs_ltrans_p): Remove.
1430 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1432 * sdbout.c: Include vec.h, do not include varray.h.
1433 (deferred_global_decls, sdbout_global_decl,
1434 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1435 * toplev.c: Do not include varray.h.
1436 (dump_memory_report): Do not dump VARRAY statistics.
1437 * gengtype.c (open_base_file): Ignore varray.h.
1438 * Makefile.in: Update for abovementioned changes.
1439 Remove all traces of varray.c and varray.h.
1440 * varray.c: Remove file.
1441 * varray.h: Remove file.
1443 2010-04-30 Jan Hubicka <jh@suse.cz>
1445 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1448 2010-04-30 Jan Hubicka <jh@suse.cz>
1450 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1453 2010-04-30 Richard Guenther <rguenther@suse.de>
1455 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1456 constraints for CONSTRUCTOR.
1458 2010-04-30 Richard Guenther <rguenther@suse.de>
1461 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1462 first after all lowering passes.
1464 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1466 * toplev.c: Include varray.h for statistics dumping.
1467 * tree.h: Do not declare varray_head_tag.
1468 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1469 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1470 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1471 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1472 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1473 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1474 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1475 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1477 * Makefile.in: Update for abovementioned changes.
1479 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1482 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1484 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1486 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1487 Use this function to do machine-specific conversion.
1488 (picochip_legitimize_reload_address): Likewise.
1489 (picochip_legitimate_address_p): Check valid base register only if
1491 (picochip_check_conditional_copy): Check for modw only if opnd is
1493 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1494 to call the function in c.
1495 * config/picochip/picochip-protos.h
1496 (picochip_legitimize_reload_address): Define.
1497 * config/picochip/picochip.md (supported_compare1): Define.
1499 2010-04-30 Jan Hubicka <jh@suse.cz>
1501 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1502 (cgraph_global_info): Remove inlined.
1503 (LTO_cgraph_tag_names): Remove.
1504 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1505 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1506 simplify cgraph tags and document.
1507 (lto_output_node): Use only LTO_cgraph_unavail_node and
1508 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1509 for_functions_valid, global info, process and output flags.
1510 (input_overwrite_node): Initialize estimated stack size and
1511 estimated growth. Do not read flags we no longer store.
1512 (input_node): Likewise do not read info no longer stored.
1513 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1516 2010-04-30 Richard Guenther <rguenther@suse.de>
1518 PR tree-optimization/43879
1519 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1520 handle non-zero initializers.
1522 2010-04-30 Richard Guenther <rguenther@suse.de>
1524 * builtins.c (fold_builtin_1): Delete free (0).
1526 2010-04-29 Jan Hubicka <jh@suse.cz>
1528 * gengtype.c (open_base_files): Add lto-streamer.h
1529 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1530 (pass_ipa_cp): GGC collect.
1531 * toplev. (compile_file): Do not output symbols.
1532 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1533 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1534 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1535 * lto-section-in.c: Include ggc.h
1536 (lto_new_in_decl_state): Alloc in GGC.
1537 (lto_delete_in_decl_state): Likewise.
1538 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1541 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1544 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1545 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1546 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1547 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1548 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1549 account only if HONOR_REG_ALLOC_ORDER is not defined.
1550 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1551 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1553 2010-04-29 Jon Grant <04@jguk.org>
1555 * collect2.c (vflag): Change type from int to bool.
1557 (helpflag): New global bool.
1558 (main): Set vflag and debug with boolean, not integer truth values.
1559 Accept new "--help" option and output usage text if found.
1560 * collect2.h (vflag): Update prototype.
1563 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1566 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1568 2010-04-29 Richard Guenther <rguenther@suse.de>
1571 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1572 with ATTRIBUTE_UNUSED.
1574 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1577 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1578 INSN_P with NONDEBUG_INSN_P.
1579 (distance_non_agu_define): Likewise.
1580 (distance_agu_use): Likewise.
1582 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1584 From Dominique d'Humieres <dominiq@lps.ens.fr>
1586 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1589 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1591 * plugin.h (invoke_plugin_callbacks): New inline function.
1592 * plugin.c (flag_plugin_added): New global flag.
1593 (add_new_plugin): Initialize above flag.
1594 (invoke_plugin_callbacks): Rename to ...
1595 (invoke_plugin_callbacks_full): ... this.
1597 2010-04-28 Jan Hubicka <jh@suse.cz>
1599 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1600 (lto_varpool_replace_node): New.
1601 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1602 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1603 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1604 * cgraph.h (varpool_node_ptr): New type.
1605 (varpool_node_ptr): New vector.
1606 (varpool_node_set_def): New structure.
1607 (varpool_node_set): New type.
1608 (varpool_node_set): New vector.
1609 (varpool_node_set_element_def): New structure.
1610 (varpool_node_set_element, const_varpool_node_set_element): New types.
1611 (varpool_node_set_iterator): New type.
1612 (varpool_node): Add prev pointers, add used_from_other_partition,
1614 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1615 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1616 varpool_get_node, varpool_remove_node): Declare.
1617 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1618 varpool_node_set_size): New inlines.
1619 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1620 * tree-pass.h (varpool_node_set_def): Forward declare.
1621 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1622 (ipa_write_optimization_summaries): Update prototype.
1623 * ipa-cp.c (ipcp_write_summary): Update.
1624 * ipa-reference.c (ipa_reference_write_summary): Update.
1625 * lto-cgraph.c (lto_output_varpool_node): New static function.
1626 (output_varpool): New function.
1627 (input_varpool_node): New static function.
1628 (input_varpool_1): New function.
1629 (input_cgraph): Input varpool.
1630 * ipa-pure-const.c (pure_const_write_summary): Update.
1631 * lto-streamer-out.c (lto_output): Update, output varpool too.
1632 (write_global_stream): Kill WPA hack.
1633 (produce_asm_for_decls): Update.
1634 (output_alias_pair_p): Handle variables.
1635 (output_unreferenced_globals): Output only needed partition of varpool.
1636 * ipa-inline.c (inline_write_summary): Update.
1637 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1639 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1640 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1641 varpool_node_set_new, varpool_node_set_add,
1642 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1643 debug_varpool_node_set): New functions.
1644 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1645 (execute_one_pass): Process new decls too.
1646 (ipa_write_summaries_2): Pass around vsets.
1647 (ipa_write_summaries_1): Likewise.
1648 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1650 (ipa_write_optimization_summaries_1): Pass around vsets.
1651 (ipa_write_optimization_summaries): Likewise.
1652 * varpool.c (varpool_get_node): New.
1653 (varpool_node): Update doubly linked lists.
1654 (varpool_remove_node): New.
1655 (dump_varpool_node): More dumping.
1656 (varpool_enqueue_needed_node): Update doubly linked lists.
1657 (decide_is_variable_needed): Kill ltrans hack.
1658 (varpool_finalize_decl): Kill lto hack.
1659 (varpool_assemble_decl): Skip decls in other partitions.
1660 (varpool_assemble_pending_decls): Update doubly linkes lists.
1661 (varpool_empty_needed_queue): Likewise.
1662 (varpool_extra_name_alias): Likewise.
1663 * lto-streamer.c (lto_get_section_name): Add vars section.
1664 * lto-streamer.h (lto_section_type): Update.
1665 (output_varpool, input_varpool): Declare.
1667 2010-04-28 Mike Stump <mikestump@comcast.net>
1669 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1671 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1673 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1674 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1675 (lto_input_ts_type_tree_pointers): Likewise.
1676 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1677 (lto_output_ts_type_tree_pointers): Likewise.
1679 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1681 Uniquization of constants at the Tree level
1682 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1683 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1685 (tree_output_constant_def): Declare.
1686 * gimplify.c (gimplify_init_constructor): When using block copy, first
1687 uniquize the constant constructor on the RHS.
1688 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1689 DECL_IN_CONSTANT_POOL flag.
1690 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1691 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1693 (assemble_variable): Deal with symbols belonging to the tree constant
1695 (get_constant_section): Add ALIGN parameter and simplify.
1696 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1697 (assemble_constant_contents): Use the expression of the VAR_DECL.
1698 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1699 (tree_output_constant_def): New global function.
1700 (mark_constant): Use the expression of the VAR_DECL.
1701 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1703 (output_object_block): Likewise and assemble the expression.
1705 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1707 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1708 hash_tree, eq_tree): New tree hash table.
1709 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1710 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1711 lto_orig_address_remove): Reimplement.
1713 2010-04-28 Xinliang David Li <davidxl@google.com>
1716 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1717 (compute_uninit_opnds_pos): New function.
1718 (is_non_loop_exit_postdominating): New function.
1719 (compute_control_dep_chain): New function.
1720 (find_pdom): New function.
1721 (convert_control_dep_chain_into_preds): New function.
1722 (find_predicates): New function.
1723 (find_control_equiv_block): New function.
1724 (collect_phi_def_edges): New function.
1725 (find_def_preds): New function.
1726 (find_dom): New function.
1727 (dump_predicates): New function.
1728 (get_cmp_code): New function.
1729 (is_value_included_in): New function.
1730 (find_matching_predicate_in_rest_chains): New function.
1731 (use_pred_not_overlap_with_undef_path_pred): New function.
1732 (is_use_properly_guarded): New function.
1733 (normalize_cond_1): New function.
1734 (is_and_or_or): New function.
1735 (normalize_cond): New function.
1736 (is_gcond_subset_of): New function.
1737 (is_subset_of_any): New function.
1738 (is_or_set_subset_of): New function.
1739 (is_and_set_subset_of): New function.
1740 (is_norm_cond_subset_of): New function.
1741 (is_pred_expr_subset_of): New function.
1742 (is_pred_chain_subset_of): New function.
1743 (is_included_in): New function.
1744 (is_superset_of): New function.
1745 (find_uninit_use): New function.
1746 (warn_uninitialized_phi): New function.
1747 (compute_possibly_undefined_names): New function.
1748 (ssa_undefined_value_p): New function.
1749 (execute_late_warn_uninitialized): New function.
1750 * tree-ssa.c (ssa_undefined_value_p): Removed.
1751 (warn_uninit): Changed to extern.
1752 (warn_uninitialized_phi): Removed.
1753 (warn_uninitialized_vars): Changed to extern.
1754 (execute_late_warn_uninitialized): Removed
1755 * tree-flow.h: Add new prototypes.
1756 * timevar.def: Add new time variable.
1757 * Makefile.in: Add new build file.
1759 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1761 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1764 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1767 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1769 2010-04-28 Martin Jambor <mjambor@suse.cz>
1771 * cgraph.h (struct cgraph_node): New field indirect_calls.
1772 (struct cgraph_indirect_call_info): New type.
1773 (struct cgraph_edge): Removed field indirect_call. New fields
1774 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1775 (cgraph_create_indirect_edge): Declare.
1776 (cgraph_make_edge_direct): Likewise.
1777 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1778 * ipa-prop.h (struct ipa_param_call_note): Removed.
1779 (struct ipa_node_params): Removed field param_calls.
1780 (ipa_create_all_structures_for_iinln): Declare.
1781 * cgraph.c: Described indirect edges and uids in initial comment.
1782 (cgraph_add_edge_to_call_site_hash): New function.
1783 (cgraph_edge): Search also among the indirect edges, use
1784 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1785 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1786 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1788 (initialize_inline_failed): Assign a reason to indirect edges.
1789 (cgraph_create_edge_1): New function.
1790 (cgraph_create_edge): Moved some functionality to
1791 cgraph_create_edge_1.
1792 (cgraph_create_indirect_edge): New function.
1793 (cgraph_edge_remove_callee): Add an assert checking for
1795 (cgraph_edge_remove_caller): Special-case indirect edges.
1796 (cgraph_remove_edge): Likewise.
1797 (cgraph_set_edge_callee): New function.
1798 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1799 (cgraph_make_edge_direct): New function.
1800 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1801 the declaration of the call statement matches.
1802 (cgraph_node_remove_callees): Special-case indirect edges.
1803 (cgraph_clone_edge): Likewise.
1804 (cgraph_clone_node): Clone also the indirect edges.
1805 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1806 indirect_call, dump count of indirect_calls edges.
1807 * ipa-prop.c (iinlining_processed_edges): New variable.
1808 (ipa_note_param_call): Create indirect edges instead of
1809 creating notes. New parameter node.
1810 (ipa_analyze_call_uses): New parameter node, pass it on to
1811 ipa_note_param_call.
1812 (ipa_analyze_stmt_uses): Likewise.
1813 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1814 (print_edge_addition_message): Work on edges rather than on notes.
1815 (update_call_notes_after_inlining): Likewise, renamed to
1816 update_indirect_edges_after_inlining.
1817 (ipa_create_all_structures_for_iinln): New function.
1818 (ipa_free_node_params_substructures): Do not free notes.
1819 (ipa_edge_duplication_hook): Propagate bits within
1820 iinlining_processed_edges bitmap.
1821 (ipa_node_duplication_hook): Do not duplicate notes.
1822 (free_all_ipa_structures_after_ipa_cp): Renamed to
1823 ipa_free_all_structures_after_ipa_cp.
1824 (free_all_ipa_structures_after_iinln): Renamed to
1825 ipa_free_all_structures_after_iinln.
1826 (ipa_write_param_call_note): Removed.
1827 (ipa_read_param_call_note): Removed.
1828 (ipa_write_indirect_edge_info): New function.
1829 (ipa_read_indirect_edge_info): Likewise.
1830 (ipa_write_node_info): Do not stream notes, do stream information
1832 (ipa_read_node_info): Likewise.
1833 (lto_ipa_fixup_call_notes): Removed.
1834 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1835 * ipa-inline.c (pass_ipa_inline): Likewise.
1836 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1837 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1838 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1840 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1842 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1843 (output_cgraph): Stream also indirect edges.
1844 (lto_output_edge): Added capability to stream indirect edges.
1845 (input_edge): Likewise.
1846 (input_cgraph_1): Likewise.
1847 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1850 2010-04-28 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/43879
1853 PR tree-optimization/43909
1854 * tree-ssa-structalias.c (struct variable_info): Add
1855 only_restrict_pointers flag.
1856 (new_var_info): Initialize it. Increment stats.total_vars here.
1857 (create_function_info_for): Do not increment stats.total_vars here.
1858 (get_function_part_constraint): Fix build with C++.
1859 (insert_into_field_list): Remove.
1860 (push_fields_onto_fieldstack): Properly merge fields.
1861 (create_variable_info_for): Split and simplify.
1862 (create_variable_info_for_1): New piece.
1863 (intra_create_variable_infos): Properly make restrict constraints
1866 2010-04-28 Richard Guenther <rguenther@suse.de>
1869 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1871 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1872 Jan Hubicka <hubicka@ucw.cz>
1874 * doc/invoke.texi (-Wsuggest-attribute=const,
1875 -Wsuggest-attribute=pure): Document.
1876 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1877 (function_always_visible_to_compiler_p,
1878 suggest_attribute, warn_function_pure, warn_function_const):
1880 (check_call): Improve debug info.
1881 (analyze_function): Do not check availability.
1882 (add_new_function): Check availability.
1883 (propagate): Output warnings.
1884 (skip_function_for_local_pure_const): New function.
1885 (local_pure_const): Use it; output warnings.
1886 * common.opt (Wsuggest-attribute=const,
1887 Wsuggest-attribute=pure): New.
1889 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1891 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1892 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1893 or DW_CFA_def_cfa_offset{,_sf}.
1895 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1897 * tree.h: Fix truncated long macros.
1899 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1901 * collect2.c (TARGET_64BIT): Redefine to target's default.
1902 * tlink.c: Likewise.
1903 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1904 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1905 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1906 for underscoring __USER_LABEL_PREFIX__.
1907 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1908 (SUB_LINK_ENTRY32): New.
1909 (SUB_LINK_ENTRY64): New.
1910 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1911 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1912 (SUB_LINK_ENTRY64): New.
1913 (SUB_LINK_ENTRY): New.
1914 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1915 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1916 x64 target is choosen.
1917 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1918 * configure: Regenerated.
1919 * configure.ac (leading-mingw64-underscores): Option added.
1921 2010-04-27 Jan Hubicka <jh@suse.cz>
1923 * doc/invoke.texi (-fipa-profile): Document.
1924 * opts.c (decode_options): Enable ipa-profile at -O1.
1925 * timevar.def (TV_IPA_PROFILE): Define.
1926 * common.opt (fipa-profile): Add.
1927 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1929 (cgraph_propagate_frequency): Handle only local ones.
1930 * tree-pass.h (pass_ipa_profile): Declare.
1931 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1932 (pass_ipa_profile): Use TV_IPA_PROFILE.
1933 * ipa.c (ipa_profile): New function.
1934 (gate_ipa_profile): Likewise.
1935 (pass_ipa_profile): New global variable.
1936 * passes.c (pass_ipa_profile): New.
1938 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1940 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1942 2010-04-27 Martin Jambor <mjambor@suse.cz>
1945 * ipa.c (dissolve_same_comdat_group_list): New function.
1946 (function_and_variable_visibility): Call
1947 dissolve_same_comdat_group_list when comdat group contains external or
1949 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1950 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1952 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1954 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1955 (const_hash_1) <VECTOR_CST>: New case.
1956 (compare_constant) <VECTOR_CST>: Likewise.
1957 <ADDR_EXPR>: Deal with LABEL_REFs.
1958 (copy_constant) <VECTOR_CST>: New case.
1960 2010-04-27 Jan Hubicka <jh@suse.cz>
1962 * cgraph.c (cgraph_propagate_frequency): New function.
1963 * cgraph.h (cgraph_propagate_frequency): Declare.
1964 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1965 cgraph_propagate_frequency.
1967 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1969 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1971 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1974 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1975 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1976 here to determine which regs to push and how much stack to reserve.
1978 2010-04-27 Jie Zhang <jie@codesourcery.com>
1980 * doc/gimple.texi (gimple_statement_with_ops): Remove
1981 addresses_taken field.
1982 (gimple_statement_with_memory_ops): Likewise.
1984 2010-04-27 Jan Hubicka <jh@suse.cz>
1986 * tree-inline.c (eni_inlining_weights): Remove.
1987 (estimate_num_insns): Special case more builtins.
1989 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1992 * c-typeck.c (build_binary_op): Move forward check for comparison
1993 pointer with null pointer constant and adjust the diagnostic message.
1995 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1998 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1999 binutils supports extended .section directive needed by LTO, or
2000 warn if older binutils found.
2001 (LTO_BINARY_READER): New AC_SUBST'd variable.
2002 (LTO_USE_LIBELF): Likewise.
2003 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2005 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2006 (LTO_USE_LIBELF): Likewise.
2007 * configure: Regenerate.
2009 * collect2.c (is_elf): Rename from this ...
2010 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2011 object files in addition to ELF-formatted ones.
2012 (scan_prog_file): Caller updated. Also allow for LTO info marker
2013 symbol to be prefixed or not by an extra underscore.
2015 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2016 * config/i386/winnt.c: Also #include lto-streamer.h
2017 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2019 (i386_pe_asm_output_aligned_decl_common): Add comment.
2020 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2022 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2025 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2026 Add missing earlyclobber for second alternative.
2028 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2030 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2031 bits for artificial defs at the top of the block.
2032 * fwprop.c (single_def_use_enter_block): Don't call it.
2034 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2037 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2038 instead of "$gcc_cv_objdump -T".
2039 Use "-undefined dynamic_lookup" on darwin.
2040 * gcc/configure: Regenerate.
2042 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2045 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2047 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2049 * c-parser.c (struct c_token): Move location field up.
2050 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2051 (struct c_declspecs): Convert typespec_word, storage_class, and
2052 default_int_p into bitfields.
2053 (struct c_declarator): Move loc field up.
2055 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2057 * cfgloop.h (struct loop): Move can_be_parallel field up.
2058 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2059 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2061 (struct iv_cand): Convert pos field into a bitfield.
2062 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2064 (struct _stmt_vec_info): Shuffle fields for better packing.
2066 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2068 * varasm.c (IN_NAMED_SECTION): Remove guard.
2069 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2070 (IN_NAMED_SECTION_P): ...this.
2071 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2072 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2074 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2076 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2077 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2078 of shadowing it. Fix comments.
2080 2010-04-26 Jan Hubicka <jh@suse.cz>
2082 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2083 (cgraph_clone_node): Copy function frequency.
2084 * cgraph.h (node_frequency): New enum
2085 (struct cgraph_node): Add.
2086 * final.c (rest_of_clean_state): Update.
2087 * lto-cgraph.c (lto_output_node): Output node frequency.
2088 (input_overwrite_node): Input node frequency.
2089 * tre-ssa-loop-ivopts (computation_cost): Update.
2090 * lto-streamer-out.c (output_function): Do not output function
2092 * predict.c (maybe_hot_frequency_p): Update and handle functions
2094 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2096 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2097 (compute_function_frequency): Set noreturn functions to be executed
2099 (choose_function_section): Update.
2100 * lto-streamer-in.c (input_function): Do not input function frequency.
2101 * function.c (allocate_struct_function): Do not initialize function
2103 * function.h (function_frequency): Remove.
2104 (struct function): Remove function frequency.
2105 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2106 (try_update): Update.
2107 * tree-inline.c (initialize_cfun): Do not update function frequency.
2108 * passes.c (pass_init_dump_file): Update.
2109 * i386.c (ix86_compute_frame_layout): Update.
2110 (ix86_pad_returns): Update.
2112 2010-04-26 Jie Zhang <jie@codesourcery.com>
2114 PR tree-optimization/43833
2115 * tree-vrp.c (range_int_cst_p): New.
2116 (range_int_cst_singleton_p): New.
2117 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2118 when both operands are constants. Use range_int_cst_p in
2121 2010-04-26 Jan Hubicka <jh@suse.cz>
2123 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2125 2010-04-26 Richard Guenther <rguenther@suse.de>
2128 * gimple.c (gimple_decl_printable_name): Deal gracefully
2129 with a NULL DECL_NAME.
2131 2010-04-26 Richard Guenther <rguenther@suse.de>
2134 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2135 if emitting debug information and it is either a function
2136 or a namespace decl.
2138 2010-04-26 Ira Rosen <irar@il.ibm.com>
2140 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2141 determine if the statement is vectorizable, and a macro to access it.
2142 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2143 Skip statements that can't be vectorized. If the analysis fails,
2144 mark the statement as unvectorizable if vectorizing basic block.
2145 (vect_compute_data_refs_alignment): Likewise.
2146 (vect_verify_datarefs_alignment): Skip statements marked as
2147 unvectorizable. Add print.
2148 (vect_analyze_group_access): Skip statements that can't be
2149 vectorized. If the analysis fails, mark the statement as
2150 unvectorizable if vectorizing basic block.
2151 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2152 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2153 generated stmts for SLP.
2154 (new_stmt_vec_info): Initialize the new field.
2155 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2156 statements marked as unvectorizable.
2158 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2160 * c-common.c (flag_isoc1x): New.
2161 (flag_isoc99): Update comment.
2162 * c-common.h (flag_isoc1x): New.
2163 (flag_isoc99): Update comment.
2164 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2165 __<type>_DECIMAL_DIG__.
2166 * c-opts.c (set_std_c1x): New.
2167 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2168 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2169 * c.opt (-std=c1x, -std=gnu1x): New options.
2170 * doc/cpp.texi: Mention -std=c1x.
2171 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2172 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2173 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2174 * doc/standards.texi: Mention C1X.
2175 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2176 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2177 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2180 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2183 placeholder from 0x%x to %#x.
2184 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2185 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2186 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2187 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2188 * config/i386/i386.c (ix86_target_string): Ditto.
2189 (output_pic_addr_const): Ditto.
2190 (print_operand): Ditto.
2192 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2194 * combine.c (find_split_point): Add third argument. Use it
2195 to find nested multiply-accumulate instructions. Adjust calls.
2196 (try_combine): Adjust call to find_split_point.
2198 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2200 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2202 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2204 PR tree-optimization/41442
2205 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2206 (fold_binary_loc): Call it.
2208 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2210 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2211 * opts.c (common_handle_option): Allow disabling it.
2212 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2214 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2216 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2217 between modes if both types are integral.
2219 2010-04-23 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/43572
2222 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2224 2010-04-23 Richard Guenther <rguenther@suse.de>
2227 * tree-inline.c (tree_can_inline_p): Also check compatibility
2230 2010-04-23 Martin Jambor <mjambor@suse.cz>
2232 PR tree-optimization/43846
2233 * tree-sra.c (struct access): New flag grp_assignment_read.
2234 (build_accesses_from_assign): Set grp_assignment_read.
2235 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2236 (enum mark_read_status): New type.
2237 (analyze_access_subtree): Propagate grp_assignment_read, create
2238 accesses also if both direct_read and root->grp_assignment_read.
2240 2010-04-23 Martin Jambor <mjambor@suse.cz>
2243 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2244 function does not have type attributes.
2246 2010-04-23 Richard Guenther <rguenther@suse.de>
2249 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2252 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2254 * sese.h (create_if_region_on_edge): Remove.
2256 * sese.c (create_if_region_on_edge): Make static.
2258 * tree-inline.c: Do not include ggc.h.
2260 * expr.c: Do not include ggc.h.
2262 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2265 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2268 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2269 in the middle of insns for casesi_worker_2.
2271 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2273 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2275 2010-04-22 Ira Rosen <irar@il.ibm.com>
2277 PR tree-optimization/43842
2278 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2279 loop unrolling in update of exit phis. Fix comment.
2280 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2281 least two reduction statements in the loop before starting SLP
2284 2010-04-22 Nick Clifton <nickc@redhat.com>
2286 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2288 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2290 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2293 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2295 * tree-parloops.c (loop_parallel_p): New argument
2296 parloop_obstack. Pass it down.
2297 (parallelize_loops): New variable parloop_obstack. Initialize it,
2298 pass it down, free it.
2300 * tree-loop-linear.c (linear_transform_loops): Pass down
2303 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2304 of type struct obstack *.
2306 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2307 scratch_obstack. Initialize it, pass down, free it.
2309 * lambda.h (lambda_loop_new): Remove.
2310 (lambda_matrix_new, lambda_matrix_inverse)
2311 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2312 argument of type struct obstack *.
2314 * lambda-trans.c (lambda_trans_matrix_new): New argument
2315 lambda_obstack. Pass it down, use obstack allocation for ret.
2316 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2319 * lambda-mat.c (lambda_matrix_get_column)
2320 (lambda_matrix_project_to_null): Remove.
2321 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2323 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2326 * lambda-code.c (lambda_loop_new): New function.
2327 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2328 (lambda_compute_auxillary_space, lambda_compute_target_space)
2329 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2330 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2331 (build_access_matrix): New argument lambda_obstack. Use obstack
2333 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2334 argument lambda_obstack. Pass it down.
2336 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2338 * optabs.h (expand_widening_mult): Declare.
2340 2010-04-22 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/43845
2343 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2344 lookup the CALL_EXPR function and arguments.
2346 2010-04-22 Nick Clifton <nickc@redhat.com>
2348 * config/stormy16/stormy16.c
2349 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2350 * config/stormy16/stormy16.h: Tidy up formatting.
2351 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2352 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2353 (ineqbranchsi): Delete pattern.
2354 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2355 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2356 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2357 stormy16-lib2-ucmpsi2.c.
2359 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2361 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2362 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2363 extra set merge_set_noclobber, and use it to relax the final test
2365 * df.h (df_simulate_find_noclobber_defs): Declare.
2366 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2368 (df_simulate_find_noclobber_defs): New function.
2370 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.md: Use {} around multi-line preparation statements.
2374 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2376 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2377 (process_init_element): New argument of type struct obstack *.
2379 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2380 (set_init_index, set_init_label, set_nonincremental_init)
2381 (set_nonincremental_init_from_string, find_init_member)
2382 (output_init_element, output_pending_init_elements)
2383 (process_init_element): New argument braced_init_obstack. Pass it
2385 (push_range_stack, add_pending_init): New argument
2386 braced_init_obstack. Use obstack allocation.
2388 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2389 braced_init_obstack. Pass it down.
2390 (c_parser_braced_init): New variables ret, braced_init_obstack.
2391 Initialize obstack, pass it down and finally free it.
2393 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2396 * tree-pass.h (pass_optimize_widening_mul): Declare.
2397 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2398 gate_optimize_widening_mul): New static functions.
2399 (pass_optimize_widening_mul): New.
2400 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2401 <case MULT_EXPR>: Remove support for widening multiplies.
2402 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2403 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2404 simplify_gen_unary rather than directly building extensions.
2405 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2407 * expmed.c (expand_widening_mult): New function.
2408 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2410 2010-04-21 Jan Hubicka <jh@suse.cz>
2412 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2413 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2414 * lto-wpa-fixup.c: Remove.
2415 * Makefile.in (lto-wpa-fixup.o): Remove.
2416 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2417 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2418 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2420 2010-04-21 Jan Hubicka <jh@suse.cz>
2422 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2423 add write_optimization_summary, read_optimization_summary.
2424 (ipa_write_summaries_of_cgraph_node_set): Remove.
2425 (ipa_write_optimization_summaries): Declare.
2426 (ipa_read_optimization_summaries): Declare.
2427 * ipa-cp.c (pass_ipa_cp): Update.
2428 * ipa-reference.c (pass_ipa_reference): Update.
2429 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2430 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2432 * ipa-inline.c (pass_ipa_inline): Update.
2433 * ipa.c (pass_ipa_whole_program): Update.
2434 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2435 * passes.c (ipa_write_summaries_1): Do not test wpa.
2436 (ipa_write_optimization_summaries_1): New.
2437 (ipa_write_optimization_summaries): New.
2438 (ipa_read_summaries): Do not test ltrans.
2439 (ipa_read_optimization_summaries_1): New.
2440 (ipa_read_optimization_summaries): New.
2442 2010-04-21 Jan Hubicka <jh@suse.cz>
2444 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2446 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2448 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2451 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2452 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2454 2010-04-21 Jan Hubicka <jh@suse.cz>
2456 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2458 2010-04-21 Jan Hubicka <jh@suse.cz>
2460 * varpool.c (decide_is_variable_needed): Variable is always needed
2463 2010-04-21 Jan Hubicka <jh@suse.cz>
2465 * opts.c (decode_options): Enable pure-const pass for whopr.
2467 2010-04-21 Jan Hubicka <jh@suse.cz>
2469 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2470 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2472 (cgraph_decide_inlining): Do not expect callee to be removed in all
2475 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2477 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2479 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2482 amdfam10_decode attributes.
2484 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2487 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2488 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2489 (lower_copyprivate_clauses): Use private var in outer
2490 context instead of original var. Make sure the types
2491 are correct for VLAs.
2493 2010-04-21 Richard Guenther <rguenther@suse.de>
2495 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2496 to non-pointer objects.
2498 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2500 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2501 last chain entry if it starts with the still current label.
2502 (add_location_or_const_value_attribute): Check that
2503 loc_list->first->next is NULL instead of comparing ->first with ->last.
2504 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2505 to add_var_loc_to_decl.
2507 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2508 >= 4 add also address size and segment size fields into CIE header.
2510 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2511 long as address size is the same as sizeof (void *) and
2513 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2514 address size or segment size is unexpected, return DW_EH_PE_omit.
2515 (classify_object_over_fdes): If get_cie_encoding returned
2516 DW_EH_PE_omit, return -1.
2517 (init_object): If classify_object_over_fdes returned -1,
2518 pretend there were no FDEs at all.
2520 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2523 bswap{si,di}2 using SWI48 mode iterator.
2524 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2525 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2526 set modrm attribute of bswap insn to 0 and remove length attribute.
2527 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2528 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2529 set mode attribute to <MODE> and remove length attribute.
2531 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2533 PR rtl-optimization/43520
2534 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2535 zero available registers.
2537 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * builtins.c (fold_builtin_cproj): Fold more cases.
2541 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2543 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2544 (fold_builtin_1): Fold builtin cproj.
2545 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2546 Use ATTR_CONST_NOTHROW_LIST.
2548 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2551 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2552 ffsi2_no_cmove for !TARGET_CMOVE.
2553 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2554 (ffssi2): Remove expander.
2555 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2557 (ctz<mode>2): Ditto from ctz{si,di}2.
2558 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2560 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2563 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2565 * dwarf2out.c (AT_linkage_name): Define.
2566 (clone_as_declaration): Handle DW_AT_linkage_name.
2567 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2568 of DW_AT_MIPS_linkage_name.
2569 (move_linkage_attr): Likewise.
2570 (dwarf2out_finish): Likewise.
2572 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2575 * fold-const.c (fold_comparison): New folding rule.
2577 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2579 * double-int.h (double_int_setbit): Declare.
2580 * double-int.c (double_int_setbit): New function.
2581 * rtl.h (immed_double_int_const): Declare.
2582 * emit-rtl.c (immed_double_int_const): New function.
2583 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2584 and immed_double_int_const functions.
2585 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2586 expand_copysign_bit): (Ditto.).
2587 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2588 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2589 * dojump.c (prefer_and_bit_test): (Ditto.).
2590 * expr.c (convert_modes, reduce_to_bit_field_precision,
2591 const_vector_from_tree): (Ditto.).
2592 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2594 2010-04-20 Jan Hubicka <jh@suse.cz>
2596 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2597 (dump_cgraph_node): Dump new flags.
2598 * cgraph.h (struct cgraph_node): Add flags
2599 reachable_from_other_partition and in_other_partition.
2600 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2601 other partition can not be removed.
2602 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2603 the other partition must be output; silence sanity checking on
2604 leaking functions bodies from other paritition.
2605 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2606 (lto_output_node): Output new flags; do not sanity check that inline
2607 clones are output; drop lto_forced_extern_inline_p code; do not mock
2608 visibility flags at partition boundaries.
2609 (add_node_to): New function.
2610 (output_cgraph): Use it to sort functions so masters appear before
2612 (input_overwrite_node): Input new flags.
2613 * passes.c (ipa_write_summaries): Do not call
2614 lto_new_extern_inline_states.
2615 * lto-section-out.c (forced_extern_inline,
2616 lto_new_extern_inline_states lto_delete_extern_inline_states,
2617 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2618 * lto-streamer.h (lto_new_extern_inline_states,
2619 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2620 lto_forced_extern_inline_p): Kill.
2622 2010-04-20 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2625 from vars that can have pointers.
2626 (process_constraint): Dump useless constraints.
2628 2010-04-20 Richard Guenther <rguenther@suse.de>
2630 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2631 (dump_sa_points_to_info): Remove asserts.
2632 (init_base_vars): nothing_id isn't an escape point nor does it
2635 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2637 * tree.h (TYPE_REF_IS_RVALUE): Define.
2638 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2639 should_move_die_to_comdat, prune_unused_types_walk): Handle
2640 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2641 (modified_type_die, gen_reference_type_die): Emit
2642 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2643 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2645 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2648 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2649 calls for -fpic -m31 if they have been sibcall optimized.
2651 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2653 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2654 ar.lc fixed and call-used.
2656 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2658 2010-04-19 Jan Hubicka <jh@suse.cz>
2660 * opts.c (decode_options): Disable whpr incompatible passes.
2661 * lto/lto.c (lto_1_to_1_map): Skip clones.
2662 (read_cgraph_and_symbols): Do not mark everything as needed.
2663 (do_whole_program_analysis): Do map only after optimizing;
2664 set proper cgraph_state; use passmanager.
2666 2010-04-19 DJ Delorie <dj@redhat.com>
2668 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2669 POINTER_PLUS_EXPR and fix them.
2671 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2673 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2674 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2675 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2676 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2677 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2678 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2679 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2680 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2681 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2682 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2683 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2685 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2687 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2688 (check_cond_move_block): Likewise.
2689 (cond_move_process_if_block): Likewise.
2690 (noce_find_if_block): Improve formatting.
2691 (find_if_header): Pass 0 to memset and tweak conditions.
2692 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2694 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2696 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2700 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2701 with non-local decl doesn't need chain.
2703 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2705 * ira-color.c (allocno_reload_assign): Avoid accumulating
2706 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2708 2010-04-19 Martin Jambor <mjambor@suse.cz>
2710 * gimple.h (create_tmp_reg): Declare.
2711 * gimplify.c (create_tmp_reg): New function.
2712 (gimplify_return_expr): Use create_tmp_reg.
2713 (gimplify_omp_atomic): Likewise.
2714 (gimple_regimplify_operands): Likewise.
2715 * tree-dfa.c (make_rename_temp): Likewise.
2716 * tree-predcom.c (predcom_tmp_var): Likewise.
2717 (reassociate_to_the_same_stmt): Likewise.
2718 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2719 (get_replaced_param_substitute): Likewise.
2720 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2721 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2722 * tree-ssa-pre.c (get_representative_for): Likewise.
2723 (create_expression_by_pieces): Likewise.
2724 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2725 (create_tailcall_accumulator): Likewise.
2727 2010-04-19 Martin Jambor <mjambor@suse.cz>
2729 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2731 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2733 2010-04-19 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/43796
2736 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2737 from SCEV in the lattice.
2738 (vrp_visit_phi_node): Dump change.
2740 2010-04-19 Richard Guenther <rguenther@suse.de>
2742 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2743 * configure: Re-generated.
2745 2010-04-19 Richard Guenther <rguenther@suse.de>
2747 PR tree-optimization/43783
2748 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2749 constant ARRAY_REF operands two and three if possible.
2751 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2754 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2756 2010-04-19 Jie Zhang <jie@codesourcery.com>
2759 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2761 2010-04-19 Ira Rosen <irar@il.ibm.com>
2763 PR tree-optimization/37027
2764 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2765 and macro to access it.
2766 (vectorizable_reduction): Add argument.
2767 (vect_get_slp_defs): Likewise.
2768 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2769 statements for possible use in SLP.
2770 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2771 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2772 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2774 (vectorizable_reduction): Likewise.
2775 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2777 (vectorizable_type_demotion, vectorizable_type_promotion,
2778 vectorizable_store): Likewise.
2779 (vect_analyze_stmt): Update call to vectorizable_reduction.
2780 (vect_transform_stmt): Likewise.
2781 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2782 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2783 from different interleaving chains in same node.
2784 (vect_slp_rearrange_stmts): New function.
2785 (vect_supported_load_permutation_p): Allow load permutations for
2786 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2787 inside SLP nodes if necessary.
2788 (vect_analyze_slp_instance): Handle reductions.
2789 (vect_analyze_slp): Try to build SLP instances originating from groups
2791 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2792 (vect_get_constant_vectors): Create initial vectors for reductions
2793 according to reduction code. Add new argument.
2794 (vect_get_slp_defs): Add new argument, pass it to
2795 vect_get_constant_vectors.
2796 (vect_schedule_slp_instance): Remove SLP tree root statements.
2798 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2800 * tree.h (ENUM_IS_SCOPED): Define.
2801 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2802 for ENUM_IS_SCOPED enums.
2804 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2806 * fold-const.c (fold_comparison): Use ssizetype.
2807 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2808 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2809 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2810 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2812 * tree.h (initialize_sizetypes): Remove parameter.
2813 (build_common_tree_nodes): Remove second parameter.
2814 * stor-layout.c (initialize_sizetypes): Remove parameter.
2815 Always create an unsigned type.
2816 (set_sizetype): Assert that the passed type is unsigned and simplify.
2817 * tree.c (build_common_tree_nodes): Remove second parameter.
2818 Adjust call to initialize_sizetypes.
2819 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2820 build_common_tree_nodes.
2822 2010-04-18 Matthias Klose <doko@ubuntu.com>
2824 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2826 2010-04-18 Ira Rosen <irar@il.ibm.com>
2828 PR tree-optimization/43771
2829 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2830 load permutation doesn't have gaps.
2832 2010-04-18 Jan Hubicka <jh@suse.cz>
2834 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2835 (sse_prologue_save_insn expander): Use new pattern.
2836 (sse_prologue_save_insn1): New pattern and splitter.
2837 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2839 * i386.c (setup_incoming_varargs_64): Do not compute jump
2841 (ix86_gimplify_va_arg): Update alignment needed.
2842 (ix86_local_alignment): Do not align all local arrays to 128bit.
2844 2010-04-17 Jan Hubicka <jh@suse.cz>
2846 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2848 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2850 * arm.md (negdi2): Remove redundant code to force values into a
2853 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2855 * arm/bpabi.S: Add EABI alignment attributes to objects.
2856 * arm/bpabi-v6m.S: Likewise.
2857 * arm/crti.asm: Likewise.
2858 * arm/crtn.asm: Likewise.
2859 * arm/lib1funcs.asm: Likewise.
2860 * arm/libunwind.S: Likewise.
2862 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2864 * arm-protos.h (tune_params): New structure.
2865 * arm.c (current_tune): New variable.
2866 (arm_constant_limit): Delete.
2867 (struct processors): Add pointer to the tune parameters.
2868 (arm_slowmul_tune): New tuning option.
2869 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2870 (all_cores): Adjust to pick up the tuning model.
2871 (arm_constant_limit): New function.
2872 (arm_override_options): Select the appropriate tuning model. Delete
2873 initialization of arm_const_limit.
2874 (arm_split_constant): Use the new constant-limit model.
2875 (arm_rtx_costs): Pick up the current tuning model.
2876 * arm.md (is_strongarm, is_xscale): Delete.
2877 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2878 for Xscale variant architectures.
2879 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2881 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2883 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2885 (arm_rtx_costs_1): Remove unused variable extra_cost.
2886 (arm_unwind_emit_set): Use variable offset.
2887 (thumb1_output_casesi): Remove unused variable flags.
2889 2010-04-16 Jeff Law <law@redhat.com>
2891 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2892 needing assignment rather than doing a two-phase assignment. Remove
2893 unused variable 'm'.
2895 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2898 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2900 2010-04-16 Doug Kwan <dougkwan@google.com>
2902 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2903 (next_operand_entry_id): New static variable.
2904 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2905 (add_to_ops_vec): Assigned unique ID to operand entry.
2906 (struct oecount_s): New field ID.
2907 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2908 (undistribute_ops_list): Assign unique IDs to oecounts.
2909 (init_reassoc): reset next_operand_entry_id.
2911 2010-04-16 Doug Kwan <dougkwan@google.com>
2913 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2914 missing left parenthesis.
2916 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2918 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2919 *btdi_rex64 using SWI48 mode iterator.
2920 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2921 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2922 *jcc_btdi_mask_rex64.
2924 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2926 * double-int.h (tree_to_double_int): Convert to macro.
2927 * double-int.c (tree_to_double_int): Remove.
2929 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2932 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2933 with want_address 2 and in case a single element list might be
2934 possible, call it again with want_address 0.
2936 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2938 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2939 case 'W' print operands for HI mode.
2940 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2941 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2942 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2943 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2945 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2947 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2948 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2949 #xx:3 and #xx:4 mode.
2951 * config/h8300/h8300.md (inverted load with HImode dest): Add
2952 support for H8300SX.
2954 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2955 satisfy 'U' constraint.
2957 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2959 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2960 * configure: Regenerate.
2961 * config.in: Regenerate.
2962 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2965 2010-04-16 Richard Guenther <rguenther@suse.de>
2967 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2968 (struct tree_decl_common): ... here.
2969 (DECL_PT_UID): Adjust.
2970 (SET_DECL_PT_UID): Likewise.
2971 (DECL_PT_UID_SET_P): Likewise.
2973 2010-04-16 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/43572
2976 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2977 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2978 * tree-flow.h (is_call_clobbered): Remove.
2979 * tree-flow-inline.h (is_call_clobbered): Likewise.
2980 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2981 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2982 (execute_return_slot_opt): Adjust.
2983 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2984 check for call clobbered vars here.
2985 (find_tail_calls): Move tailcall verification to the
2988 2010-04-16 Diego Novillo <dnovillo@google.com>
2990 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2992 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2995 * config/arm/arm.md (cbranchqi4): New pattern.
2996 * config/arm/predicates.md (const0_operand,
2997 cbranchqi4_comparison_operator): New predicates.
2999 2010-04-16 Richard Guenther <rguenther@suse.de>
3001 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3002 (dump_gimple_stmt): Likewise.
3004 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3006 * recog.h (struct recog_data): New field is_operator.
3007 (struct insn_operand_data): New field is_operator.
3008 * recog.c (extract_insn): Set recog_data.is_operator.
3009 * genoutput.c (output_operand_data): Emit code to set the
3011 * reload.c (find_reloads): Use it rather than testing for an
3012 empty constraint string.
3015 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3016 If the previous insn is a cbranchsi4_insn with the same arguments,
3017 omit the compare instruction.
3019 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3020 register, inputs must be low registers and we need a low register
3021 scratch. Handle alternative 2 like alternative 3.
3023 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3025 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3026 don't call get_addr on both. If one expression is a VALUE and
3027 the other a REG, check VALUE's locs if the REG isn't among them.
3029 2010-04-16 Christian Bruel <christian.bruel@st.com>
3031 * config/sh/sh.h (sh_frame_pointer_required): New function.
3032 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3033 (flag_omit_frame_pointer) Set.
3034 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3035 (rounded_frame_size): Adjust size with outgoing_args_size.
3036 (sh_set_return_address): Must return from stack pointer.
3037 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3038 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3039 (ACCUMULATE_OUTGOING_ARGS): Define.
3040 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3041 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3043 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3046 * config/sh/sh.c (sh_legitimize_reload_address): Use
3047 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3048 Remove a unneeded check for offset_base.
3050 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3052 * configure: Regenerated.
3054 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3056 * config/s390/s390.c (s390_call_save_register_used): Switch back
3057 to HARD_REGNO_NREGS.
3059 2010-04-15 Richard Guenther <rguenther@suse.de>
3061 * alias.c (alias_set_subset_of): Handle alias-set zero
3064 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3065 Julian Brown <julian@codesourcery.com>
3067 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3068 alternatives according to use of high and low regs.
3069 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3070 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3071 optimizing for size on Thumb-2.
3073 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3075 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3077 2010-04-15 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-structalias.c (struct variable_info): Add
3081 (new_var_info): Initialize it.
3082 (dump_constraints): Support printing last added constraints.
3083 (debug_constraints): Adjust.
3084 (dump_constraint_graph): Likewise.
3085 (make_heapvar_for): Check for NULL cfun.
3086 (get_function_part_constraint): New function.
3087 (get_fi_for_callee): Likewise.
3088 (find_func_aliases): Properly implement IPA PTA constraints.
3089 (process_ipa_clobber): New function.
3090 (find_func_clobbers): Likewise.
3091 (insert_into_field_list_sorted): Remove.
3092 (create_function_info_for): Properly allocate vars for IPA mode.
3093 Do not use insert_into_field_list_sorted.
3094 (create_variable_info_for): Properly generate constraints for
3095 global vars in IPA mode.
3096 (dump_solution_for_var): Always dump the solution.
3097 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3098 (find_what_var_points_to): Adjust.
3099 (pt_solution_set): Change.
3100 (pt_solution_ior_into): New function.
3101 (pt_solution_empty_p): Export.
3102 (pt_solution_includes_global): Adjust.
3103 (pt_solution_includes_1): Likewise.
3104 (pt_solutions_intersect_1): Likewise.
3105 (dump_sa_points_to_info): Check some invariants.
3106 (solve_constraints): Move constraint dumping ...
3107 (compute_points_to_sets): ... here.
3108 (ipa_pta_execute): ... and here.
3109 (compute_may_aliases): Do not re-compute points-to info
3110 locally if IPA info is available.
3111 (ipa_escaped_pt): New global var.
3112 (ipa_pta_execute): Properly implement IPA PTA.
3113 * tree-into-ssa.c (dump_decl_set): Support dumping
3114 decls not in referenced-vars.
3115 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3116 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3117 (dump_points_to_solution): Likewise.
3118 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3119 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3120 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3121 (copy_decl_to_var): Copy DECL_PT_UID.
3122 (copy_result_decl_to_var): Likewise.
3123 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3124 (copy_node_stat): Copy it.
3125 * tree.h (DECL_PT_UID): New macro.
3126 (SET_DECL_PT_UID): Likewise.
3127 (DECL_PT_UID_SET_P): Likewise.
3128 (struct tree_decl_minimal): Add pt_uid member.
3129 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3130 (pt_solution_empty_p): Declare.
3131 (pt_solution_set): Adjust.
3132 (ipa_escaped_pt): Declare.
3133 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3134 * gimple-pretty-print.c (pp_points_to_solution): New function.
3135 (dump_gimple_call): Dump call clobber/use information.
3136 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3137 * tree-pass.h (TDF_ALIAS): New dump option.
3138 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3139 * doc/invoke.texi (-fipa-pta): Update documentation.
3141 2010-04-15 Richard Guenther <rguenther@suse.de>
3143 * Makefile.in (OBJS-common): Add gimple-fold.o.
3144 (gimple-fold.o): New rule.
3145 * tree.h (maybe_fold_offset_to_reference,
3146 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3148 * gimple.h: ... here.
3149 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3150 may_propagate_address_into_dereference): Move prototypes ...
3151 * gimple.h: ... here.
3152 * tree-ssa-ccp.c (get_symbol_constant_value,
3153 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3154 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3155 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3156 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3157 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3158 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3159 gimplify_and_update_call_from_tree): Move ...
3160 * gimple-fold.c: ... here. New file.
3161 (ccp_fold_builtin): Rename to ...
3162 (gimple_fold_builtin): ... this.
3163 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3165 2010-04-15 Richard Guenther <rguenther@suse.de>
3167 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3168 fit_double_type, force_fit_type_double, add_double_with_sign,
3169 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3170 lrotate_double, rrotate_double, div_and_round_double): Move ...
3171 * double-int.c: ... here.
3172 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3173 add_double, neg_double, mul_double_with_sign, mul_double,
3174 lshift_double, rshift_double, lrotate_double, rrotate_double,
3175 div_and_round_double): Move prototypes ...
3176 * double-int.h: ... here.
3178 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3181 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3182 matching constraints to ensure inputs match the output.
3184 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3187 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3188 in an input-only operand.
3190 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3192 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3193 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3194 (double_int_negative_p): Convert to static inline function.
3195 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3196 (double_int_negative_p): Remove.
3197 * tree.h (lshift_double, rshift_double):
3198 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3199 * fold-const.c (fold_convert_const_int_from_real,
3200 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3201 (lshift_double): Change type of arith argument to bool.
3202 (rshift_double): Change type of arith argument to bool. Correct
3204 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3206 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3209 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3210 at the start and end of the then/else blocks, and omit them from the
3212 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3213 argument; all callers changed. Pass zero to old_insns_match_p instead.
3214 (flow_find_head_matching_sequence): New function.
3215 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3216 * basic-block.h (flow_find_cross_jump,
3217 flow_find_head_matching_sequence): Declare functions.
3219 2010-04-14 Jason Merrill <jason@redhat.com>
3222 * c-common.c (attribute_takes_identifier_p): New fn.
3223 * c-common.h: Declare it.
3225 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3227 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3229 (*udivmod<mode>4): Ditto.
3231 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.md (maxmin_int): Rename code attribute from
3234 maxminiprefix and update all users.
3235 (maxmin_float): Ditto from maxminfprefix.
3236 (logic): Ditto from logicprefix.
3237 (absneg_mnemonic): Ditto from absnegprefix.
3238 * config/i386/mmx.md: Update all users of maxminiprefix,
3239 maxminfprefix and logicprefix for rename.
3240 * config/i386/sse.md: Ditto.
3241 * config/i386/sync.md (sync_<code><mode>): Update for
3244 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3247 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3248 warnings converted to errors.
3250 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3252 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3253 used insn_type variable.
3254 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3255 to avoid set-but-not-used warning.
3257 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3259 * df-core.c (df_ref_debug): Change format string placeholder
3261 * dwarf2asm.c (dw2_asm_output_data_raw,
3262 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3263 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3264 * dwarf2out.c (output_cfi, output_cfi_directive,
3265 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3266 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3268 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3269 * print-rtl.c (print_rtx): Ditto.
3271 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3274 * builtins.c (expand_builtin_pow_root): New function to expand pow
3275 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3276 series of sqrt and cbrt calls under -ffast-math.
3277 (expand_builtin_pow): Call it.
3279 2010-04-14 Michael Matz <matz@suse.de>
3281 PR tree-optimization/42963
3282 * tree-cfg.c (touched_switch_bbs): New static variable.
3283 (group_case_labels_stmt): New function broken out from ...
3284 (group_case_labels): ... here, use the above.
3285 (start_recording_case_labels): Allocate touched_switch_bbs.
3286 (end_recording_case_labels): Deallocate it, call
3287 group_case_labels_stmt.
3288 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3290 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3295 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3299 2010-04-13 Jan Hubicka <jh@suse.cz>
3301 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3302 of optimized out static functions.
3303 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3304 cost computation. Also sanity check for overflows.
3305 (update_caller_keys): Update cgraph_edge_badness call; properly
3306 update fibheap and sanity check that it is up to date.
3307 (add_new_edges_to_heap): Update cgraph_edge_badness.
3308 (cgraph_decide_inlining_of_small_function): Likewise;
3309 add sanity checking that badness in heap is up to date;
3310 improve dumping of reason; Update badness of calls to the
3311 offline copy of function currently inlined; dump badness
3312 of functions not inlined because of unit growth limits.
3314 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3317 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3318 because of sign-extension change when converting to sizetype here...
3319 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3321 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3322 the folding to constants. Remove redundant final conversion.
3323 (fold_binary) <associate>: Do not associate if the re-association of
3324 constants alone overflows.
3325 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3326 to the end of the list.
3327 (multiple_of_p) <COND_EXPR>: New case.
3329 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3331 * opt-functions.awk (opt_sanitized_name): New.
3333 * optc-gen.awk: Use it
3334 * opth-gen.awk: Use it.
3336 2010-04-13 Martin Jambor <mjambor@suse.cz>
3338 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3339 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3340 children. Call replace_uses_with_default_def_ssa_name to handle
3343 2010-04-13 Michael Matz <matz@suse.de>
3346 * builtins.c (expand_builtin_interclass_mathfn): Also create
3347 a register if the predicate doesn't match.
3349 2010-04-13 Diego Novillo <dnovillo@google.com>
3351 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3352 * c-pch.c: Include timevar.h.
3353 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3354 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3355 * ggc-common.c: Include timevar.h.
3356 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3357 * timevar.def (TV_PCH_SAVE): Define.
3358 (TV_PCH_CPP_SAVE): Define.
3359 (TV_PCH_PTR_REALLOC): Define.
3360 (TV_PCH_PTR_SORT): Define.
3361 (TV_PCH_RESTORE): Define.
3362 (TV_PCH_CPP_RESTORE): Define.
3364 2010-04-13 Michael Matz <matz@suse.de>
3366 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3368 (can_reassociate_p): New function.
3369 (break_up_subtract_bb, reassociate_bb): Use it.
3371 2010-04-13 Richard Guenther <rguenther@suse.de>
3374 * builtins.c (c_readstr): Fix assert.
3376 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3379 when generating cltd insn.
3381 (*ashl<mode>3_1): Remove special handling for register operand 2.
3382 (*ashlsi3_1_zext): Ditto.
3383 (*ashlhi3_1): Ditto.
3384 (*ashlhi3_1_lea): Ditto.
3385 (*ashlqi3_1): Ditto.
3386 (*ashlqi3_1_lea): Ditto.
3387 (*<shiftrt_insn><mode>3_1): Ditto.
3388 (*<shiftrt_insn>si3_1_zext): Ditto.
3389 (*<shiftrt_insn>qi3_1_slp): Ditto.
3390 (*<rotate_insn><mode>3_1): Ditto.
3391 (*<rotate_insn>si3_1_zext): Ditto.
3392 (*<rotate_insn>qi3_1_slp): Ditto.
3394 2010-04-13 Richard Guenther <rguenther@suse.de>
3396 * tree-ssa-structalias.c (callused_id): Remove.
3397 (call_stmt_vars): New.
3398 (get_call_vi): Likewise.
3399 (lookup_call_use_vi): Likewise.
3400 (lookup_call_clobber_vi): Likewise.
3401 (get_call_use_vi): Likewise.
3402 (get_call_clobber_vi): Likewise.
3403 (make_transitive_closure_constraints): Likewise.
3404 (handle_const_call): Adjust to do per-call call-used handling.
3405 (handle_pure_call): Likewise.
3406 (find_what_var_points_to): Remove general callused handling.
3407 (init_base_vars): Likewise.
3408 (init_alias_vars): Initialize call_stmt_vars.
3409 (compute_points_to_sets): Process call-used and call-clobbered
3410 vars for call statements.
3411 (delete_points_to_sets): Free call_stmt_vars.
3413 2010-04-13 Richard Guenther <rguenther@suse.de>
3415 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3416 Only add RW dependence for dependence distance zero.
3417 Adjust maximal vectorization factor according to dependences.
3418 Move alignment handling ...
3419 (vect_find_same_alignment_drs): ... here. New function.
3420 (vect_analyze_data_ref_dependences): Adjust.
3421 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3422 (vect_analyze_data_refs): Adjust minimal vectorization factor
3423 according to data references.
3424 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3425 dependences before determining the vectorization factor.
3426 Analyze alignment after determining the vectorization factor.
3427 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3428 dependences before alignment.
3429 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3431 (vect_analyze_data_refs): Likewise.
3432 (MAX_VECTORIZATION_FACTOR): New define.
3434 2010-04-13 Duncan Sands <baldrick@free.fr>
3436 * except.h (lang_eh_type_covers): Remove.
3437 * except.c (lang_eh_type_covers): Likewise.
3439 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3440 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3442 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3443 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3444 UNITS_PER_LONG where it is ABI relevant.
3445 (s390_return_addr_rtx): Likewise.
3446 (s390_back_chain_rtx): Likewise.
3447 (s390_frame_area): Likewise.
3448 (s390_frame_info): Likewise.
3449 (s390_initial_elimination_offset): Likewise.
3450 (save_gprs): Likewise.
3451 (s390_emit_prologue): Likewise.
3452 (s390_emit_epilogue): Likewise.
3453 (s390_function_arg_advance): Likewise.
3454 (s390_function_arg): Likewise.
3455 (s390_va_start): Likewise.
3456 (s390_gimplify_va_arg): Likewise.
3457 (s390_function_profiler): Likewise.
3458 (s390_optimize_prologue): Likewise.
3459 (s390_rtx_costs): Likewise.
3460 (s390_secondary_reload): Likewise.
3461 (s390_promote_function_mode): Likewise.
3462 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3463 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3464 registers available.
3465 (s390_unwind_word_mode): New function.
3466 (s390_function_value): Split 64 bit values into register pair if
3467 used as return value.
3468 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3469 function call parameters. Handle parallels.
3470 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3471 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3472 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3473 (s390_expand_setmem): Remove unused variable src_addr.
3474 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3475 deal with 64 bit registers.
3476 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3477 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3478 (UNITS_PER_LONG): New macro.
3479 * libjava/include/s390-signal.h: Define extended ucontext
3480 structure containing the upper halfs of the 64 bit registers.
3482 2010-04-13 Simon Baldwin <simonb@google.com>
3484 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3486 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3488 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3489 rvalue on the RHS if the LHS is of a non-renamable type.
3490 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3492 2010-04-13 Matthias Klose <doko@ubuntu.com>
3494 * gcc.c (cc1_options): Handle -iplugindir before processing
3495 the cc1 spec. Only add -iplugindir once.
3496 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3498 * common.opt (iplugindir): Remove `Separate' property, initialize.
3499 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3501 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3502 (distclean): Remove plugin dir.
3503 * doc/invoke.texi: Document -iplugindir.
3505 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3507 * doc/plugins.texi (Loading Plugins): Document short
3508 -fplugin=foo option.
3509 (Plugin API): Mention default_plugin_dir_name function.
3511 * gcc.c (find_file_spec_function): Add new declaration.
3512 (static_spec_func): Use it for "find-file".
3513 (find_file_spec_function): Add new function.
3514 (cc1_options): Add -iplugindir option if -fplugin* options found.
3516 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3518 * plugin.c (add_new_plugin): Updated comment, and handle short
3520 (default_plugin_dir_name): Added new function.
3522 * common.opt (iplugindir): New option to set the plugin directory.
3524 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/i386.md (any_rotate): New code iterator.
3527 (rotate_insn): New code attribute.
3529 (SWIM124): New mode iterator.
3530 (<rotate_insn>ti3): New expander.
3531 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3532 any_rotate code iterator.
3533 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3534 using any_rotate code iterator and SWIM124 mode iterator.
3535 (ix86_rotlti3): New insn_and_split pattern.
3536 (ix86_rotrti3): Ditto.
3537 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3538 ix86_rotl{di,ti}3 patterns.
3539 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3540 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3541 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3542 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3543 code iterator and SWI mode iterator.
3544 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3545 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3547 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3548 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3549 (bswap rotatert splitter): Add splitter.
3550 (bswap splitter): Macroize splitter using any_rotate code iterator.
3551 Add insn predicate to split only for TARGET_USE_XCHGB or when
3552 optimizing function for size.
3554 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3556 * config/pa/pa.c (emit_move_sequence): Remove use of
3557 deleted variable flag_argument_noalias.
3559 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3561 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3563 Add to unsupported targets list.
3564 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3565 sparc*-sun-solaris2.[567]* from target lists.
3566 * configure: Regenerate.
3567 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3569 Remove Solaris 7 patch references.
3570 (Specific, sparc-sun-solaris2.7): Removed.
3571 (sparc-sun-solaris2*): Update Solaris 7 example.
3572 (sparc64-*-solaris2*): Likewise.
3574 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3576 * config.build (alpha*-dec-osf4*): Remove.
3577 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3578 of obsolete configurations.
3579 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3581 * config/alpha/t-osf4: Renamed to ...
3582 * config/alpha/t-osf5: ... this.
3583 * config/alpha/osf.h: Renamed to ...
3584 * config/alpha/osf5.h: ... this.
3585 Merged old osf5.h contents.
3587 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3588 (EXTRA_SPECS): Removed.
3589 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3590 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3593 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3595 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3597 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3600 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3601 __thiscall convention.
3603 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3605 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3607 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3609 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3611 * function.c (assign_parms_initialize_all): Add unused attribute
3614 2010-04-12 Richard Guenther <rguenther@suse.de>
3616 * gsstruct.def (GSS_CALL): New.
3617 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3618 * gimple.h: Include tree-ssa-alias.h.
3619 (struct gimple_statement_call): New.
3620 (union gimple_statement_struct_d): Add gimple_call member.
3621 (gimple_call_reset_alias_info): Declare.
3622 (gimple_call_use_set): New function.
3623 (gimple_call_clobber_set): Likewise.
3624 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3625 * gimple.c (gimple_call_reset_alias_info): New function.
3626 (gimple_build_call_1): Call it.
3627 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3628 * tree-inline.c (remap_gimple_stmt): Likewise.
3629 (expand_call_inline): Remove callused handling.
3630 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3631 * tree-dfa.c (dump_variable): Likewise.
3632 * tree-parloops.c (parallelize_loops): Likewise.
3633 * tree-ssa.c (init_tree_ssa): Likewise.
3634 (delete_tree_ssa): Likewise.
3635 * tree-flow-inline.h (is_call_used): Remove.
3636 * tree-flow.h (struct gimple_df): Remove callused member.
3637 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3638 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3639 (ref_maybe_used_by_call_p_1): Simplify.
3640 (call_may_clobber_ref_p_1): Likewise.
3641 * tree-ssa-structalias.c (compute_points_to_sets): Set
3642 the call stmt used and clobbered sets.
3643 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3644 (find_tail_calls): Verify the tail call.
3646 2010-04-12 Richard Guenther <rguenther@suse.de>
3648 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3649 single-iteration always-inline inlining.
3650 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3651 (cgraph_decide_inlining): Do not handle always-inline specially.
3652 (try_inline): Remove always-inline cycle detection special case.
3653 Do not recurse on always-inlines.
3654 (cgraph_early_inlining): Do not iterate if not optimizing.
3655 (cgraph_gate_early_inlining): remove.
3656 (pass_early_inline): Run unconditionally.
3657 (gate_cgraph_decide_inlining): New function.
3658 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3659 not inlining or optimizing.
3660 (cgraph_decide_inlining_of_small_functions): Also consider
3661 always-inline functions.
3662 (cgraph_default_inline_p): Return true for nodes which should
3663 disregard inline limits.
3664 (estimate_function_body_sizes): Assume zero size and time for
3665 nodes which are marked as disregarding inline limits.
3666 (cgraph_decide_recursive_inlining): Do not perform recursive
3667 inlining on always-inline nodes.
3669 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3672 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3673 for exprs satisfying handled_component_p.
3675 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3677 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3678 non-constant aggregate elements.
3680 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3681 is a real initialization.
3683 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3686 * c-decl.c (start_function): Move forward check for nested function.
3688 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3690 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3691 * config/sh/sh.c: Include reload.h.
3692 (sh_legitimize_reload_address): New.
3693 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3694 sh_legitimize_reload_address.
3696 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3698 * config/sh/sh.md (*movqi_pop): New insn pattern.
3699 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3701 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.md (any_shiftrt): New code iterator.
3704 (shiftrt_insn): New code attribute.
3706 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3707 using any_shiftrt code iterator.
3708 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3709 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3710 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3711 pattern from corresponding peephole2 patterns.
3712 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3713 using any_shiftrt code iterator.
3714 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3715 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3716 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3717 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3718 *{ashr,lshr}<mode>3_cmp_zext.
3719 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3721 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3725 (*lshr<mode>3_cconly): Ditto.
3727 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3729 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3730 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3731 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3732 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3734 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3735 from corresponding peephole2 patterns.
3736 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3737 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3738 and *lshrdi3_1_rex64 using SWI mode iterator.
3739 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3740 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3741 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3742 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3743 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3744 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3745 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3746 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3747 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3750 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3753 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3754 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3755 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3757 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3758 from corresponding peephole2 patterns.
3759 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3760 (ashrsi3_cvt): Rename from ashrsi3_31.
3761 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3762 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3763 and x86_64_shift_adj_3 using SWI48 mode iterator.
3764 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3765 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3766 and *ashrdi3_1_rex64 using SWI mode iterator.
3767 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3768 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3769 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3770 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3771 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3772 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3773 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3774 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3775 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3777 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3778 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3779 x86_shift<mode>_adj_3 expanders.
3781 2010-04-10 Wei Guozhi <carrot@google.com>
3784 * config/arm/arm.c (arm_pic_static_addr): New function.
3785 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3787 (arm_output_addr_const_extra): Output expression for new pattern.
3788 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3790 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3792 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3795 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3796 * web.c: Include "insn-config.h" and "recog.h".
3797 (union_match_dups): New function.
3798 (web_main): Call it.
3799 (union_defs): Don't try to recognize match_dups.
3801 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3802 if doing so would replace the entire pattern.
3804 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3808 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3809 and splitter pattern. Change splitter operand 1 predicate to
3812 2010-04-09 Martin Jambor <mjambor@suse.cz>
3814 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3815 lattices are addresses of CONST_DECLs with the same initial value.
3816 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3817 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3819 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3820 Bernd Schmidt <bernds@codesourcery.com>
3822 * loop-invariant.c (replace_uses): New static function.
3823 (move_invariant_reg): Use it to ensure we can replace the uses.
3825 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3827 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3829 (picochip_override_options): Enable section anchors only above -O1.
3830 (picochip_reorg): Fixed a couple of build warnings.
3832 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3834 * configure.ac (plugin -rdynamic test): Log result.
3835 * configure: Regenerate.
3836 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3837 (RDYNAMIC_SPEC): Define.
3838 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3840 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3842 * configure.ac: Determine Sun ld version numbers.
3843 (comdat_group): Restrict GNU ld version checks to gld.
3844 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3845 (enable_comdat): Support --enable-comdat.
3846 * configure: Regenerate.
3847 * doc/install.texi (Configuration): Document --enable-comdat.
3849 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3851 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3852 * config/sol2-gld.h: ... here.
3853 * config.gcc (sparc*-*-solaris2*): Reflect this.
3854 (i[34567]86-*-solaris2*): Use it.
3856 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3858 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3860 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3862 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3865 * diagnostic.c (diagnostic_initialize): Initialize
3866 some_warnings_are_errors.
3867 (diagnostic_finish): New.
3868 (diagnostic_action_after_output): Call it before exiting.
3869 (diagnostic_report_diagnostic): Do not print message here. Set
3870 some_warnings_are_errors.
3871 * diagnostic.h (diagnostic_context): Delete
3872 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3873 (diagnostic_finish): Declare.
3874 * toplev.c (toplev_main): Call it before exit.
3876 2010-04-09 Jason Merrill <jason@redhat.com>
3879 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3880 for incomplete type.
3883 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3884 based on a warning flag.
3886 2010-04-09 Richard Guenther <rguenther@suse.de>
3888 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3890 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3893 * varasm.c (default_assemble_visibility): Wrap vars that are
3894 set, but unused, by targets without GAS.
3895 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3896 Remove set, but unused, vars.
3897 (rs6000_legitimize_tls_address): Likewise.
3898 (altivec_expand_dst_builtin): Likewise.
3899 * config/darwin.c (machopic_classify_symbol): Likewise.
3900 (machopic_indirection_name): Likewise.
3902 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md (DWI): New mode iterator.
3905 (S): New mode attribute.
3906 (shift_operand): Ditto.
3907 (shift_immediate_operand): Ditto.
3908 (ashl_input_operand): Ditto.
3909 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3910 using SDWIM mode iterator.
3911 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3912 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3914 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3915 from corresponding peephole2 patterns.
3916 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3917 and x86_64_shift_adj_1 using SWI48 mode iterator.
3918 (x86_shift<mode>_adj_2): Ditto.
3919 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3920 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3921 using SWI48 mode iterator.
3922 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3923 *ashldi3_cmp_rex64 using SWI mode iterator.
3924 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3925 *ashldi3_cconly_rex64 using SWI mode iterator.
3926 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3927 x86_shift<mode>_adj_{1,2}.
3928 (ix86_split_ashr): Ditto.
3929 (ix86_split_lshr): Ditto.
3931 2010-04-09 Richard Guenther <rguenther@suse.de>
3933 * target.h (builtin_conversion): Pass in input and output types.
3934 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3935 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3936 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3937 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3939 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3941 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3943 2010-04-09 Richard Guenther <rguenther@suse.de>
3946 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3948 2010-04-09 Richard Guenther <rguenther@suse.de>
3950 * tree-vectorizer.h (struct _stmt_vec_info): Document
3951 that vectype is the type of the LHS.
3952 (supportable_widening_operation, supportable_narrowing_operation):
3953 Get both input and output vector types as arguments.
3954 (vect_is_simple_use_1): Declare.
3955 (get_same_sized_vectype): Likewise.
3956 * tree-vect-loop.c (vect_determine_vectorization_factor):
3957 Set STMT_VINFO_VECTYPE to the vector type of the def.
3958 (vectorizable_reduction): Adjust.
3959 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3960 Adjust. Specify the output vector type.
3961 (vect_pattern_recog_1): Adjust.
3962 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3963 (vectorizable_call): Adjust.
3964 (vectorizable_conversion): Likewise.
3965 (vectorizable_operation): Likewise.
3966 (vectorizable_type_demotion): Likewise.
3967 (vectorizable_type_promotion): Likewise.
3968 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3970 (vect_is_simple_use_1): New function.
3971 (supportable_widening_operation): Get both input and output
3973 (supportable_narrowing_operation): Likewise.
3974 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3976 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3978 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3979 __thiscall and _thiscall as predefined macros.
3980 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3981 thiscall attribute handling.
3982 (ix86_comp_type_attributes): Likewise.
3983 (ix86_function_regparm): Likewise.
3984 (ix86_return_pops_args): Likewise.
3985 (init_cumulative_args): Likewise.
3986 (find_drap_reg): Likewise.
3987 (ix86_static_chain): Likewise.
3988 (x86_this_parameter): Likewise.
3989 (x86_output_mi_thunk): Likewise.
3990 (ix86_attribute_table): Add description for thiscall attribute.
3991 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3992 * doc/extend.texi: Add documentation for thiscall.
3994 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3997 * c.opt (Wint-to-pointer-cast): Available in C++.
3998 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4000 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4002 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4003 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4004 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4005 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4006 function type instead. Reorder and simplify checks.
4008 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4010 2010-04-08 Jing Yu <jingyu@google.com>
4011 Zdenek Dvorak <ook@ucw.cz>
4013 PR tree-optimization/42720
4014 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4015 loop unswitch conditions here from ...
4016 (tree_unswitch_single_loop): ... here.
4018 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4020 * tree-if-conv.c: Fix comments and simplify logic.
4022 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4024 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4025 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4026 (main_tree_if_conversion): Update call to tree_if_conversion.
4028 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4031 * doc/invoke.texi (-b,-V): Delete.
4032 * doc/tm.texi: Do not mention -b.
4033 * gcc.c (display_help): Delete -b and -V.
4034 (process_command): Delete -b and -V.
4035 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4037 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4038 Wolfgang Gellerich <gellerich@de.ibm.com>
4040 Implement target hook for loop unrolling
4041 * target.h (loop_unroll_adjust): Add a new target hook function.
4042 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4043 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4044 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4045 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4046 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4048 (decide_unroll_stupid): Likewise.
4050 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4053 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4055 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4057 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4058 (Specific, *-*-solaris2*): Likewise.
4059 Don't prefer Sun as over GNU as.
4061 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4063 * config/s390/s390.c (override_options): Adjust the z10
4064 defaults for max-unroll-times, max-completely-peeled-insns
4065 and max-completely-peel-times.
4067 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4069 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4070 instructions for z10.
4071 (s390_expand_setmem): Likewise.
4072 (s390_expand_cmpmem): Likewise.
4074 2010-04-08 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/43679
4077 * tree-ssa-pre.c (eliminate): Only propagate copies.
4079 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4082 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4083 set but not used variable warning.
4085 2010-04-08 Wei Guozhi <carrot@google.com>
4088 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4089 (arm_size_rtx_costs): Call the new function when optimized for size.
4091 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4094 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4095 op0 is not a MEM, just return NULL instead of assertion
4097 (discover_nonconstant_array_refs): Don't walk debug stmts.
4099 2010-04-08 Doug Kwan <dougkwan@google.com>
4101 * configure.ac: Recognize gold and do not use its version number
4102 to test ld features.
4103 * configure: Regenerate.
4105 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4108 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4109 (negate_value): Move code to push elements to broken_up_substracts ...
4110 (eliminate_plus_minus_pair): ... here. Push operands that have no
4111 negative pair to plus_negates.
4112 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4114 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4116 * doc/install.texi (Configuration): Move description of
4117 --enable-lto, --with-libelf*, --enable-gold from Java section to
4120 * doc/generic.texi (Working with declarations)
4121 (Function Properties, C and C++ Trees): Fix typos.
4122 * doc/sourcebuild.texi (Top Level): Likewise.
4124 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4127 * tree.h (DECL_READ_P): Define.
4128 (struct tree_decl_common): Add decl_read_flag.
4129 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4130 a set but not used warning.
4131 (merge_decls): Merge DECL_READ_P flag.
4132 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4133 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4134 * c-common.c (handle_used_attribute, handle_unused_attribute):
4136 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4138 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4140 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4141 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4142 c_parser_binary_expression, c_parser_cast_expression,
4143 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4144 Call default_function_array_read_conversion instead of
4145 default_function_array_conversion where needed.
4146 (c_parser_unary_expression, c_parser_conditional_expression,
4147 c_parser_postfix_expression_after_primary, c_parser_initelt):
4148 Likewise. Call mark_exp_read where needed.
4149 (c_parser_statement_after_labels, c_parser_asm_operands,
4150 c_parser_typeof_specifier, c_parser_sizeof_expression,
4151 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4153 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4155 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4156 (warn_unused_but_set_parameter): Default to warn_unused
4158 * doc/invoke.texi: Document -Wunused-but-set-variable and
4159 -Wunused-but-set-parameter.
4161 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4162 used count variable.
4163 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4164 when operandN variables aren't used in the body of the expander
4166 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4167 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4168 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4169 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4170 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4171 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4172 * tree.c (PROCESS_ARG): Likewise.
4174 2010-04-07 Simon Baldwin <simonb@google.com>
4176 * diagnostic.h (diagnostic_override_option_index): New macro to
4177 set a diagnostic's option_index.
4178 * c-tree.h (c_cpp_error): Add warning reason argument.
4179 * opts.c (_warning_as_error_callback): New.
4180 (register_warning_as_error_callback): Store callback for
4181 warnings enabled via enable_warning_as_error.
4182 (enable_warning_as_error): Call callback, minor code tidy.
4183 * opts.h (register_warning_as_error_callback): Declare.
4184 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4185 response to -Werror=.
4186 (c_common_init_options): Register warning_as_error_callback in opts.c.
4187 * common.opt: Add -Wno-cpp option.
4188 * c-common.c (struct reason_option_codes_t): Map cpp warning
4189 reason codes to gcc option indexes.
4190 * (c_option_controlling_cpp_error): New function, lookup the gcc
4191 option index for a cpp warning reason code.
4192 * (c_cpp_error): Add warning reason argument, call
4193 c_option_controlling_cpp_error for diagnostic_override_option_index.
4194 * doc/invoke.texi: Document -Wno-cpp.
4196 2010-04-07 Richard Guenther <rguenther@suse.de>
4198 * ipa-reference.c (mark_load): Use get_base_address.
4199 (mark_store): Likewise.
4201 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4202 inserting GIMPLE_NOPs into the IL.
4203 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4204 Explicitly strip handled components and indirect references.
4206 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4207 folding address expressions.
4208 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4209 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4210 operand_equal_p to compare decls.
4211 (ptr_deref_may_alias_decl_p): Likewise.
4212 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4213 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4214 Handle reversed comparison ops.
4215 * tree-sra.c (asm_visit_addr): Use get_base_address.
4216 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4217 * ipa-reference.c (mark_address): Use get_base_address.
4219 2010-04-07 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4222 Propagate constants everywhere.
4224 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4227 * tree.c (MAX_INT_CACHED_PREC): Define.
4228 (nonstandard_integer_type_cache): New array.
4229 (build_nonstandard_integer_type): Cache results for precision
4230 <= MAX_INT_CACHED_PREC.
4232 2010-04-07 Richard Guenther <rguenther@suse.de>
4234 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4235 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4236 * common.opt: Likewise.
4237 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4238 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4239 (nonoverlapping_memrefs_p): Likewise.
4240 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4241 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4242 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4243 OPT_fargument_noalias_global for backward compatibility.
4245 2010-04-07 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/43270
4248 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4249 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4250 * tree-ssa-pre.c (phi_translate_1): Adjust.
4251 (fully_constant_expression): Split out vn_reference handling to ...
4252 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4253 Fold reads from constant strings.
4254 (vn_reference_lookup): Handle fully constant references.
4255 (vn_reference_lookup_pieces): Likewise.
4256 * Makefile.in (expmed.o-warn): Add -Wno-error.
4258 2010-04-07 Martin Jambor <mjambor@suse.cz>
4260 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4262 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4265 * gcc.c: Add -static-libstdc++ to list of recognized options.
4267 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4269 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4271 2010-04-07 Richard Guenther <rguenther@suse.de>
4274 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4275 bases build simple mem attributes to retain points-to information.
4277 2010-04-07 Richard Guenther <rguenther@suse.de>
4280 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4281 preserve points-to related information.
4283 2010-04-07 Richard Guenther <rguenther@suse.de>
4286 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4287 discard plain indirect references.
4288 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4289 * tree.c (tree_nop_conversion): Likewise.
4291 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4294 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4296 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4298 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4299 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4301 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4303 * tree-if-conv.c: Fix indentation and comments.
4305 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4307 * tree-if-conv.c: Sort static functions in topological order.
4309 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4311 * tree-if-conv.c: Fix indentation and comments.
4313 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4316 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4317 lang_hooks.types.type_for_size instead of
4318 build_nonstandard_integer_type.
4319 When converting an unsigned type to signed, double its precision.
4320 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4321 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4322 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4325 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4328 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4329 POINTER_PLUS_EXPR for pointer types.
4331 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4334 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4335 * graphite-clast-to-gimple.c: Include langhooks.h.
4336 (max_signed_precision_type): New.
4337 (max_precision_type): Takes two types as arguments.
4338 (precision_for_value): New.
4339 (precision_for_interval): New.
4340 (gcc_type_for_interval): New.
4341 (gcc_type_for_value): New.
4342 (gcc_type_for_clast_term): New.
4343 (gcc_type_for_clast_red): New.
4344 (gcc_type_for_clast_bin): New.
4345 (gcc_type_for_clast_expr): Split up into several functions.
4346 (gcc_type_for_clast_eq): Rewritten.
4347 (compute_bounds_for_level): New.
4348 (compute_type_for_level_1): New.
4349 (compute_type_for_level): New.
4350 (gcc_type_for_cloog_iv): Removed.
4351 (gcc_type_for_iv_of_clast_loop): Rewritten.
4352 (graphite_create_new_loop): Compute the lower and upper bound types
4353 with gcc_type_for_clast_expr.
4354 (graphite_create_new_loop_guard): Same.
4355 (find_cloog_iv_in_expr): Removed.
4356 (compute_cloog_iv_types_1): Removed.
4357 (compute_cloog_iv_types): Removed.
4358 (gloog): Do not call compute_cloog_iv_types.
4359 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4361 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4362 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4363 (GBB_CLOOG_IV_TYPES): Removed.
4365 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4367 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4368 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4369 (detect_commutative_reduction): Same.
4371 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4374 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4376 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4377 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4378 (rewrite_commutative_reductions_out_of_ssa): Same.
4379 * passes.c (execute_function_todo): Call verify_ssa for every pass
4380 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4381 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4382 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4383 with an extra argument.
4384 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4385 verify_ssa only when the extra argument is true.
4386 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4387 with an extra argument.
4388 (tree_transform_and_unroll_loop): Same.
4390 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4392 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4393 for all the passes of the LNO having LOOP_CLOSED_SSA.
4394 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4395 * tree-loop-distribution.c (pass_loop_distribution): Same.
4396 * tree-pass.h (TODO_verify_loops): Removed.
4397 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4399 (pass_tree_unswitch): Same.
4400 (pass_predcom): Same.
4401 (pass_vectorize): Same.
4402 (pass_linear_transform): Same.
4403 (pass_graphite_transforms): Same.
4404 (pass_iv_canon): Same.
4405 (pass_complete_unroll): Same.
4406 (pass_complete_unrolli): Same.
4407 (pass_parallelize_loops): Same.
4408 (pass_loop_prefetch): Same.
4409 (pass_iv_optimize): Same.
4411 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4414 * passes.c (init_optimization_passes): Move pass_lim before
4415 pass_copy_prop and pass_dce_loop.
4417 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4420 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4421 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4422 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4423 MULTI_* defines for 4 argument vpermil2p* builtins.
4425 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4428 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4429 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4430 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4431 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4432 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4433 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4434 Use x86_maybe_negate_const_int to output insn mnemonic.
4435 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4436 check from instruction predicate. Update comments.
4437 * config/i386/sync.md (sync_add<mode>): Use
4438 x86_maybe_negate_const_int to output insn mnemonic.
4440 2010-04-06 Jan Hubicka <jh@suse.cz>
4442 PR tree-optimization/42906
4443 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4444 IGNORE_SELF argument. Set visited_control_parents for fully
4446 (find_obviously_necessary_stmts): Update call of
4447 mark_control_dependent_edges_necessary.
4448 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4450 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/i386.md: Remove comment about 'e' and 'E'
4455 2010-04-06 Richard Guenther <rguenther@suse.de>
4457 PR tree-optimization/43627
4458 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4459 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4462 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4464 * BASE-VER: Change to 4.6.0.
4467 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4470 2010-04-06 Richard Guenther <rguenther@suse.de>
4473 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4475 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4477 * doc/invoke.texi (Optimize Options): Document that LTO
4478 won't remove object access purely due to incompatible
4481 2010-04-04 Matthias Klose <doko@ubuntu.com>
4483 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4484 Initialize variable.
4486 2010-04-03 Richard Guenther <rguenther@suse.de>
4489 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4490 require a non-NULL MEM_OFFSET.
4492 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4494 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4495 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4496 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4497 config/alpha/predicates.md, config/arm/arm.md,
4498 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4499 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4500 config/darwin9.h, config/darwin.c, config/darwin.h,
4501 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4502 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4503 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4504 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4505 config/mips/mips.md, config/mn10300/mn10300.c,
4506 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4507 config/rs6000/aix.h, config/rs6000/dfp.md,
4508 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4509 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4510 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4511 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4512 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4513 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4514 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4515 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4516 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4517 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4518 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4519 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4520 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4521 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4522 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4523 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4524 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4525 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4526 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4527 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4528 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4529 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4530 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4531 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4532 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4533 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4534 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4535 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4536 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4537 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4538 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4539 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4540 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4541 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4542 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4543 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4545 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4548 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4549 * aclocal.m4: Regenerate.
4551 2010-04-02 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/43629
4554 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4555 if we have seen a constant value.
4557 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4559 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4561 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4564 * arm.c (legitimize_tls_address): Adjust call to
4565 gen_tls_load_dot_plus_four.
4566 (arm_note_pic_base): New function.
4567 (arm_cannot_copy_insn_p): Use it.
4568 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4571 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4576 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4578 * Makefile.in ($(out_object_file)): Depend on
4579 gt-$(basename $(notdir $(out_file))).h.
4581 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4583 * config.gcc (lm32-*-rtems*): Add t-lm32.
4585 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4587 * config.gcc: Add lm32-*-rtems*.
4588 * config/lm32/rtems.h: New file.
4590 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4593 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4595 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4597 * dwarf2out.c (output_compilation_unit_header): For
4598 -gdwarf-4 use version 4 instead of version 3.
4599 (output_line_info): For version 4 and above emit additional
4600 maximum ops per insn header field.
4601 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4603 * dwarf2out.c (is_c_family, is_java): Remove.
4604 (lower_bound_default): New function.
4605 (add_bound_info, gen_descr_array_type_die): Use it.
4607 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4610 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4611 re-declaration when it happens in a function.
4613 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4615 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4616 (cgraph_remove_function_insertion_hook): Same.
4617 (cgraph_call_function_insertion_hooks): Same.
4619 2010-04-01 Richard Guenther <rguenther@suse.de>
4622 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4623 and TREE_THIS_VOLATILE.
4624 (copy_ref_info): Likewise.
4625 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4626 * tree.c (build6_stat): Ignore side-effects of all but arg5
4627 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4630 2010-04-01 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/43607
4633 * ipa-type-escape.c (check_call): Do not access non-existing
4636 2010-04-01 Richard Guenther <rguenther@suse.de>
4640 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4641 Jack Howarth <howarth@bromo.med.uc.edu>
4643 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4646 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4648 * doc/install.texi (Prerequisites): Document libelf usability on
4649 IRIX 5/6 and Solaris 2.
4650 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4651 Update GNU as, GNU ld requirements.
4652 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4653 Document Sun Studio compiler download.
4654 Update and simplify as, ld recommendations.
4655 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4657 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4660 with_tune_32 to pentium4.
4662 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4666 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4668 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4669 obsoletion, removal.
4671 Document GNU as requirement.
4672 Update configure requirements.
4673 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4674 Recomment IRIX 6.5.18+.
4675 Document IDF/IDL requirement.
4676 Document GNU as requirement.
4677 Document GNU ld bootstrap failure.
4678 Remove freeware.sgi.com reference.
4680 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4682 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4683 UNIX V4.0, V5.0 obsoletion, removal.
4684 Remove --with-gc=simple reference.
4685 Update VM requirements during bootstrap.
4686 Remove -oldas bootstrap description.
4687 Update binutils reference.
4688 Remove comparison failure note.
4690 2010-03-31 Richard Guenther <rguenther@suse.de>
4691 Zdenek Dvorak <ook@ucw.cz>
4692 Sebastian Pop <sebastian.pop@amd.com>
4695 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4696 with multiple arguments.
4697 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4699 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4701 * graphite-dependences.c (print_pddr): Call print_pdr with an
4703 * graphite-poly.c (debug_pdr): Add an extra argument for the
4706 (print_pbb_domain): Same.
4708 (print_scop_context): Same.
4710 (print_cloog): Same.
4711 (debug_pbb_domain): Same.
4715 (debug_scop_context): Same.
4717 (debug_cloog): Same.
4718 (print_scop_params): Same.
4719 (debug_scop_params): Same.
4720 (print_iteration_domain): Same.
4721 (print_iteration_domains): Same.
4722 (debug_iteration_domain): Same.
4723 (debug_iteration_domains): Same.
4724 (print_scattering_function): Same.
4725 (print_scattering_functions): Same.
4726 (debug_scattering_function): Same.
4727 (debug_scattering_functions): Same.
4728 * graphite-poly.h (debug_pdr): Update declaration.
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.
4753 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4755 * graphite-poly.c (print_scattering_function_1): New.
4756 (print_scattering_function): Call it.
4757 (print_scop_params): Remove spaces at the end of lines.
4760 * graphite-poly.h (print_cloog): Declared.
4761 (debug_cloog): Declared.
4763 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4765 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4767 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4768 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4769 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4770 to switch between adding the IV bump in loop->latch or in loop->header.
4772 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4774 * graphite-poly.c (print_scattering_function): Pretty print following
4777 (print_pbb_domain): Same.
4778 (dump_gbb_cases): Same.
4779 (dump_gbb_conditions): Same.
4782 (print_scop_params): Same.
4783 (print_scop_context): Same.
4785 (print_pbb_body): New.
4786 (lst_indent_to): New.
4787 (print_lst): Start new lines with a #.
4788 * graphite-poly.h (pbb_bb): New.
4789 (pbb_index): Use pbb_bb.
4790 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4792 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4794 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4796 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4797 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4798 and 0 instead of 1 for dw_val_class_flag.
4799 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4800 dw_val_class_range_list, dw_val_class_loc_list,
4801 dw_val_class_lineptr and dw_val_class_macptr, use
4802 DW_FORM_flag_present for dw_val_class_flag and
4803 DW_FORM_exprloc for dw_val_class_loc.
4804 (output_die): For -gdwarf-4 print dw_val_class_loc
4805 size as uleb128 instead of 1 or 2 bytes and don't print
4806 anything for dw_val_class_flag.
4808 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4809 instead of cselib_lookup following by tweaking locs->setting_insn.
4812 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4813 even before returning from label, setjmp call or volatile asm
4816 2010-03-31 Richard Guenther <rguenther@suse.de>
4819 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4820 temporary data on stack.
4822 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4824 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4825 (PUSHSECTION_ASM_OP): Remove.
4826 (POPSECTION_ASM_OP): Remove.
4827 (PUSHSECTION_FORMAT): Remove.
4828 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4829 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4830 * config/sol2.c (solaris_output_init_fini): Use it.
4832 2010-03-31 Jie Zhang <jie@codesourcery.com>
4835 * opt-functions.awk (var_type_struct): Use signed char type
4836 for simple variables.
4838 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4840 * config/sol2.c: Include output.h.
4841 (solaris_assemble_visibility): New function.
4842 * config/t-sol2 (sol2.o): Add output.h dependency.
4843 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4844 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4847 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4850 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4851 V2SImode or XFmode on PRE_DEC.
4854 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4857 2010-03-31 Jie Zhang <jie@codesourcery.com>
4860 * reload.h (caller_save_initialized_p): Declare.
4861 * toplev.c (backend_init_target): Don't call
4862 init_caller_save but set caller_save_initialized_p to false.
4863 * caller-save.c (caller_save_initialized_p): Define.
4864 (init_caller_save): Check caller_save_initialized_p.
4865 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4867 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4870 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4871 and soft-fp/t-softfp to tmake_file.
4872 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4873 (LIBGCC2_TF_CEXT): Define.
4876 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4879 * cselib.c (n_useless_values): Document handling of debug locs.
4880 (n_useless_debug_values, n_debug_values): New variables.
4881 (new_elt_loc_list): Don't add to debug values, keep count.
4882 (promote_debug_loc): New.
4883 (cselib_reset_table): Zero new variables.
4884 (entry_and_rtx_equal_p): Promote debug locs.
4885 (discard_useless_locs): Increment n_useless_debug_values for
4887 (remove_useless_values): Adjust n_useless_values and n_debug_values
4888 with n_useless_debug_values.
4889 (add_mem_for_addr): Promote debug locs.
4890 (cselib_lookup_mem): Likewise.
4891 (cselib_lookup_addr): Renamed to...
4892 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4893 (cselib_log_lookup): ... this. Turn into...
4894 (cselib_lookup_addr): ... new wrapper.
4895 (cselib_lookup_from_insn): New.
4896 (cselib_invalidate_regno): Increment n_useless_debug_values for
4898 (cselib_invalidate_mem): Likewise.
4899 (cselib_process_insn): Take n_deleted and n_debug_values into
4900 account to guard remove_useless_value call.
4901 (cselib_finish): Zero n_useless_debug_values.
4902 * cselib.h (cselib_lookup_from_insn): Declare.
4903 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4904 (sched_analyze_2): Likewise.
4906 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4908 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4910 (adjust_mems): Replace narrowing SUBREG of expression containing
4911 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4912 with operations in the narrower mode.
4915 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4916 regs_invalidated_by_call instead all call_used_reg_set registers.
4918 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4921 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4922 pointer comparisons with types_compatible_p.
4923 * tree-vect-stmts.c (vectorizable_call): Same.
4924 (vectorizable_condition): Same.
4926 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4928 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4929 stack check if the mask would be zero.
4931 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4932 Jack Howarth <howarth@bromo.med.uc.edu>
4934 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4937 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4940 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4942 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4943 Include ___unordxf2 and ___unordtf2.
4944 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4947 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4949 * config/lm32/t-lm32: New file.
4950 * config.gcc: Use the above file when targetting lm32.
4952 2010-03-28 Duncan Sands <baldrick@free.fr>
4954 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4956 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4959 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4960 Improve vectorization cost model diagnostic.
4962 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4965 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4966 compute_data_dependences_for_loop returns false, early exit
4967 and output an extra diagnostic for the failed data reference
4970 2010-03-29 Richard Guenther <rguenther@suse.de>
4972 PR tree-optimization/43560
4973 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4974 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4976 2010-03-29 Jie Zhang <jie@codesourcery.com>
4979 * toplev.c (process_options): Set optimization_default_node
4980 and optimization_current_node.
4981 * opts.c (decode_options): Don't set optimization_default_node
4982 and optimization_current_node.
4984 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4986 * config/rtems.h: Abandon -qrtems_debug.
4988 2010-03-28 Jan Hubicka <jh@suse.cz>
4990 PR tree-optimization/43505
4991 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4992 map should not be copied.
4994 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4997 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4998 cdtors, set DECL_PRESERVE_P.
4999 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5002 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5004 PR tree-optimization/43528
5005 * stor-layout.c (place_field): Check that constant fits into
5006 unsigned HWI when skipping calculation of MS bitfield layout.
5008 2010-03-27 Jan Hubicka <jh@suse.cz>
5011 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5012 notice_global_symbol work.
5014 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5016 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5017 instead of dwarf2out_decl.
5018 (struct var_loc_node): Remove section_label field.
5019 (dwarf2out_function_decl): New function.
5020 (dwarf2out_var_location): Don't set section_label field.
5021 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5023 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5025 PR tree-optimization/43544
5026 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5027 First argument for builtin vectorized function hook is now a
5028 tree to be able to distinguish between machine specific and
5030 * targhooks.c (default_builtin_vectorized_function): Ditto.
5031 * targhooks.h (default_builtin_vectorized_function): Ditto.
5032 * target.h (struct gcc_target): Ditto.
5033 * tree-vect-stmts.c (vectorizable_function): Ditto.
5034 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5035 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5038 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5041 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5042 nested binding iff it is a FUNCTION_DECL.
5043 (store_parm_decls_newstyle): Pass nested=true to bind for
5044 FUNCTION_DECLs amongst parameters.
5046 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5048 * var-tracking.c (vt_expand_loc_callback): Don't run
5049 cselib_expand_value_rtx_cb in dummy mode if
5050 cselib_dummy_expand_value_rtx_cb returned false.
5052 * var-tracking.c (emit_note_insn_var_location): For one part
5053 notes with offset 0, don't add EXPR_LIST around the location.
5054 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5055 add_location_or_const_value_attribute): Adjust for that change.
5058 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5059 into first operand and location into second.
5060 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5061 dw_cfi_oprnd_loc for DW_CFA_expression.
5062 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5063 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5064 assume first argument is regnum and second argument is location.
5066 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5069 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5070 of scratch register to DImode. Split to DImode comparison operator.
5071 Use SImode subreg of scratch register in the multiplication.
5072 (*cmp_sadd_sidi): Ditto.
5073 (*cmp_ssub_si): Ditto.
5074 (*cmp_ssub_sidi): Ditto.
5076 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5080 Remove invalid assert and wrong comment.
5082 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5085 * flags.h (final_insns_dump_p): New extern.
5086 * final.c (final_insns_dump_p): New variable.
5087 (rest_of_clean_state): Set it before -fdump-final-insns=
5088 dumping, clear afterwards.
5089 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5090 MEM_ALIAS_SET on MEMs.
5092 2010-03-26 David S. Miller <davem@davemloft.net>
5094 * configure.ac: Fix sparc GOTDATA_OP bug check.
5095 * configure: Rebuild.
5097 2010-03-26 Alan Modra <amodra@gmail.com>
5099 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5101 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5103 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5104 TLS_SECTION_ASM_FLAG.
5106 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5109 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5110 Clear first_function_block_is_cold.
5113 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5114 argument if the argument is truth_value_p.
5116 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5118 * config/rs6000/constraints.md: Update copyright year for my changes.
5121 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5122 used in reg+reg addressing, swap registers.
5124 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5127 * target.h (struct gcc_target): Add code_end hook.
5128 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5130 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5131 * toplev.c (compile_file): Call targetm.asm_out.code_end
5132 hook before unwind info/debug info output.
5133 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5134 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5135 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5136 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5137 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5138 * config/i386/i386.c (ix86_file_end): Renamed to...
5139 (ix86_code_end): ... this. Make static. Don't call
5140 file_end_indicate_exec_stack. Emit unwind info using
5141 final_start_function/final_end_function.
5142 (darwin_x86_file_end): Remove.
5143 (TARGET_ASM_CODE_END): Define.
5144 * config/i386/i386.h (TARGET_ASM_FILE_END,
5145 NEED_INDICATE_EXEC_STACK): Don't define.
5146 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5147 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5148 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5149 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5152 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5153 at the beginning and final_end_function at the end.
5154 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5156 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5158 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5159 and Sun as TLS syntax.
5160 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5161 * configure: Regenerate.
5162 * config.in: Regenerate.
5163 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5164 (default_elf_asm_named_section): Use it.
5165 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5166 (i386_output_dwarf_dtprel): Likewise.
5167 (output_addr_const_extra): Likewise.
5168 (output_pic_addr_const): Lowercase @GOTTPOFF.
5169 (output_addr_const_extra): Likewise.
5170 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5171 (output_addr_const_extra): Likewise.
5172 (output_pic_addr_const): Lowercase @INDNTPOFF.
5173 (output_addr_const_extra): Likewise.
5174 (output_pic_addr_const): Lowercase @NTPOFF.
5175 (output_addr_const_extra): Likewise.
5176 (output_pic_addr_const): Lowercase @TPOFF.
5177 (output_addr_const_extra): Likewise.
5178 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5179 (*tls_global_dynamic_64): Likewise.
5180 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5181 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5183 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5184 (ASM_OUTPUT_TLS_COMMON): Use it.
5185 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5188 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5189 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5190 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5191 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5192 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5193 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5195 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5197 * config/i386/i386.c (override_options): Don't accept
5198 -mtls-dialect=sun any longer.
5199 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5200 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5201 (*tls_local_dynamic_base_32_sun): Likewise.
5202 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5204 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5207 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5208 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5211 * ira.c (adjust_cleared_regs): New function.
5212 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5216 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5218 * expr.c (expand_expr_real): Restore previous
5219 curr_insn_source_location and curr_insn_block after
5220 expand_expr_real_1 call.
5221 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5222 instead of expand_expr_real_1.
5224 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5226 PR rtl-optimization/43413
5227 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5230 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5233 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5234 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5236 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5238 * config/i386/i386.c (ix86_target_string): Add -mfma.
5239 Fix a typo in comment.
5241 2010-03-22 Mike Stump <mikestump@comcast.net>
5244 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5245 Don't overly align based upon packed packed fields.
5247 2010-03-22 Jason Merrill <jason@redhat.com>
5249 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5250 Use () rather than [], and move before the element type.
5252 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5254 * doc/configfiles.texi (Configuration Files): Removed
5255 fixinc/Makefile*, intl/Makefile.*.
5256 * doc/makefile.texi: Fixed markup. Abstract from version
5257 control system used.
5258 (Makefile): Removed obsolete gcc/java/parse.y example.
5259 * doc/sourcebuild.texi: Likewise.
5260 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5261 libgomp, libssp. Removed fastjar.
5262 (Miscellaneous Docs): Clarify location.
5263 Added COPYING3, COPYING3.LIB.
5264 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5266 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5269 * config/i386/i386.c (x86_function_profiler)
5270 [!NO_PROFILE_COUNTERS]: Fix typo.
5271 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5274 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5275 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5277 * doc/sourcebuild.texi (Test Directives): Split into six
5278 subsections, with most of the current text in new subsections
5279 Directives, Selectors, and Final Actions.
5280 (Directives): Split list of test directives into multiple
5282 (Selectors): Describe use and syntax of selectors.
5283 (Effective-Target Keywords): Describe all existing keywords.
5284 (Add Options): Describe features for dg-add-options.
5285 (Require Support): Describe variants of dg-require-support.
5286 (Final Actions): Describe commands to use in dg-final.
5288 2010-03-22 Michael Matz <matz@suse.de>
5291 * recog.c (validate_replace_rtx_group): Replace also in
5292 REG_EQUAL and REG_EQUIV notes.
5294 2010-03-22 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/43390
5297 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5298 sure vector extracts are type correct.
5300 2010-03-22 Richard Guenther <rguenther@suse.de>
5303 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5304 x * sqrt (x) even when optimizing for size if the target
5305 has native support for sqrt.
5307 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5309 * varasm.c (make_decl_rtl_for_debug): Also clear
5310 flag_mudflap for the duration of make_decl_rtl call.
5313 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5314 locs from preserved VALUEs.
5316 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5319 * pa.md (movmemsi): Set align to one if zero.
5320 (movmemdi): Likewise.
5322 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5325 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5326 with their corresponding prologue pushes.
5328 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5331 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5332 at the begining or end.
5333 (spu_expand_epilogue): Likewise.
5335 2010-03-20 Richard Guenther <rguenther@suse.de>
5337 PR rtl-optimization/43438
5338 * combine.c (make_extraction): Properly zero-/sign-extend an
5339 extraction of the low part of a CONST_INT. Also handle
5342 2010-03-19 Mike Stump <mikestump@comcast.net>
5344 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5345 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5346 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5348 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5351 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5354 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5356 PR rtl-optimization/42258
5357 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5358 use that may match DEF.
5361 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5362 the cost of loading the constant rather than assuming
5364 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5365 outer code is AND, do the same tests as the andsi3 expander and
5366 return COSTS_N_INSNS (1) if and is cheap.
5368 * optabs.c (avoid_expensive_constant): Fix formatting.
5370 2010-03-19 Michael Matz <matz@suse.de>
5373 * attribs.c (decl_attributes): When rebuilding a function pointer
5374 type use the same qualifiers as the original pointer type.
5376 2010-03-19 Martin Jambor <mjambor@suse.cz>
5378 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5379 and is_gimple_ip_invariant_address.
5381 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5384 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5386 * config/arm/arm.c (arm_override_options): Turn off
5387 flag_dwarf2_cfi_asm for AAPCS variants.
5389 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5392 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5393 Use PRE_MODIFY instead of PRE_DEC.
5394 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5395 (vfp_emit_fstmd): Likewise.
5397 2010-03-19 Michael Matz <matz@suse.de>
5400 * builtins.c (expand_builtin_interclass_mathfn,
5401 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5404 2010-03-19 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/43415
5407 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5408 (phi_translate_1): ... this.
5409 (phi_translate): Move all caching here. Cache all NARY
5410 and REFERENCE translations.
5412 2010-03-19 David S. Miller <davem@davemloft.net>
5414 With help from Eric Botcazou.
5415 * config/sparc/sparc.c: Include dwarf2out.h.
5416 (emit_pic_helper): Delete.
5417 (pic_helper_symbol_name): Delete.
5418 (pic_helper_emitted_p): Delete.
5419 (pic_helper_needed): New.
5420 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5421 (get_pc_thunk_name): New.
5422 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5423 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5424 Set pic_helper_needed to true. Don't call emit_pic_helper.
5425 (sparc_expand_prologue): Update load_pic_register call.
5426 (sparc_output_mi_thunk): Likewise.
5427 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5428 thunk if possible. Output CFI information as needed.
5430 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5431 Jack Howarth <howarth@bromo.med.uc.edu>
5434 * config/i386/i386.h: Fix ABI on darwin x86-32.
5436 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5438 * tree.h: Declare make_decl_rtl_for_debug.
5439 * varasm.c (make_decl_rtl_for_debug): New.
5440 * dwarf2out.c (rtl_for_decl_location): Call it.
5441 * cfgexpand.c (expand_debug_expr): Call it.
5443 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5446 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5450 * var-tracking.c (vt_init_cfa_base): Do nothing if
5451 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5453 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5456 * var-tracking.c (canonicalize_vars_star): New.
5457 (dataflow_post_merge_adjust): Use it.
5459 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5462 * var-tracking.c (non_suitable_const): New function.
5463 (add_uses): For DEBUG_INSNs with constants, don't record any
5464 value, instead just the constant value itself.
5465 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5466 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5467 (emit_notes_in_bb): Likewise.
5468 (emit_note_insn_var_location): For onepart variables if
5469 cur_loc is a VOIDmode constant, use DECL_MODE.
5471 2010-03-18 Martin Jambor <mjambor@suse.cz>
5474 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5475 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5476 all non-clones. Moved call redirection...
5477 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5478 (cgraph_materialize_all_clones): Dispose of all
5479 combined_args_to_skip bitmaps.
5480 (verify_cgraph_node): Do not check for edges pointing to wrong
5481 nodes in inline clones.
5482 * tree-inline.c (copy_bb): Call
5483 cgraph_redirect_edge_call_stmt_to_callee.
5484 * ipa.c (cgraph_remove_unreachable_nodes): Call
5485 cgraph_node_remove_callees even when there are used clones.
5487 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5489 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5491 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5494 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5497 2010-03-18 Michael Matz <matz@suse.de>
5500 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5501 into sqrt(x) if we need to preserve signed zeros.
5503 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5504 Eric Botcazou <ebotcazou@adacore.com>
5506 PR rtl-optimization/43360
5507 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5508 note if we don't know its invariant status.
5510 2010-03-18 Michael Matz <matz@suse.de>
5512 PR tree-optimization/43402
5513 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5514 PHI chains of ssa names registered for update.
5516 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5519 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5520 non-offsettable and pre_modify update addressing.
5521 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5522 and "2" alternatives "#".
5523 (*movdd_softfloat32): Make all alternatives "#";
5524 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5525 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5526 (*movdf_softfloat32): Make all alternatives "#";
5527 (movdi): Use the new DIFD mode iterator to create a common splitter
5528 for movdi, movdf and movdd patterns.
5530 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5532 * common.opt (dumpdir): Remove redundant tab.
5534 2010-03-17 Martin Jambor <mjambor@suse.cz>
5536 PR tree-optimization/43347
5537 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5538 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5540 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5542 PR rtl-optimization/42216
5543 * regrename.c (create_new_chain): New function, broken out from...
5544 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5545 appending a use to an empty chain.
5546 (build_def_use): Remove previous changes that convert OP_INOUT to
5547 OP_OUT operands; instead detect the case where an OP_INOUT operand
5548 uses a previously untracked register and create an empty chain for it.
5550 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5552 * doc/extend.texi (Function Attributes): Rewrite unfinished
5553 sentence in ms_abi documentation.
5555 2010-03-17 Alan Modra <amodra@gmail.com>
5557 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5558 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5559 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5560 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5562 2010-03-16 Richard Henderson <rth@redhat.com>
5565 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5566 (lower_try_finally): Save and restore eh_seq around the expansion
5569 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5571 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5572 statements before splitting block.
5574 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5576 * doc/sourcebuild.texi (Testsuites): Fix markup.
5577 Use pathnames relative to gcc/testsuite.
5578 (Test Directives): Move description of how timeout is determined.
5579 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5580 (C Tests): Correct gcc.misc-tests directory.
5581 Framework tests now live in gcc.test-framework.
5583 2010-03-16 Richard Guenther <rguenther@suse.de>
5586 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5587 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5589 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5590 Alexandre Oliva <aoliva@redhat.com>
5592 PR tree-optimization/42917
5593 * lambda-code.c (remove_iv): Skip debug statements.
5594 (lambda_loopnest_to_gcc_loopnest): Likewise.
5595 (not_interesting_stmt): Debug statements are not interesting.
5597 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5601 * cselib.c (cselib_preserve_constants,
5602 cfa_base_preserved_val): New static variables.
5603 (preserve_only_constants): New function.
5604 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5605 clear its REG_VALUES. If cselib_preserve_constants, don't
5606 empty the whole hash table, but preserve there VALUEs with constants,
5607 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5608 (cselib_preserve_cfa_base_value): New function.
5609 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5610 (cselib_init): Change argument to int bitfield. Set
5611 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5613 (cselib_finish): Clear cselib_preserve_constants and
5614 cfa_base_preserved_val.
5615 * cselib.h (enum cselib_record_what): New enum.
5616 (cselib_init): Change argument to int.
5617 (cselib_preserve_cfa_base_value): New prototype.
5618 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5619 * dse.c (dse_step1): Likewise.
5620 * cfgcleanup.c (thread_jump): Likewise.
5621 * sched-deps.c (sched_analyze): Likewise.
5622 * gcse.c (local_cprop_pass): Likewise.
5623 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5624 If FN is non-NULL, call the callback always and whenever it returns
5625 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5626 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5627 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5628 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5629 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5630 * var-tracking.c: Include recog.h.
5631 (bb_stack_adjust_offset): Remove.
5632 (vt_stack_adjustments): Don't call it, instead just gather the
5633 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5634 (adjust_stack_reference): Remove.
5635 (compute_cfa_pointer): New function.
5636 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5637 (struct adjust_mem_data): New type.
5638 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5640 (get_address_mode): New function.
5641 (replace_expr_with_values): Use it.
5642 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5643 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5644 (adjust_sets): Remove.
5645 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5646 Use get_address_mode.
5647 (get_adjusted_src): Remove.
5648 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5649 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5650 (add_with_sets): Don't call adjust_sets.
5651 (fp_setter, vt_init_cfa_base): New functions.
5652 (vt_initialize): Change return type to bool. Move most of pool etc.
5653 initialization to the beginning of the function from end. Pass
5654 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5655 If !frame_pointer_needed, call vt_stack_adjustment before mos
5656 vector is filled, call vt_init_cfa_base if argp/framep has been
5657 eliminated to sp. If frame_pointer_needed and argp/framep has
5658 been eliminated to hard frame pointer, set
5659 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5660 encountering fp setter in the prologue. For MO_ADJUST, call
5661 log_op_type before pusing the op into mos vector, not afterwards.
5662 Call adjust_insn before cselib_process_insn/add_with_sets,
5663 call cancel_changes (0) afterwards.
5664 (variable_tracking_main_1): Adjust for vt_initialize calling
5665 vt_stack_adjustments and returning whether it succeeded or not.
5667 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5669 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5672 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5674 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5676 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5677 drap_reg has not been set.
5679 2010-03-15 Michael Matz <matz@suse.de>
5682 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5683 use it to expand block copies.
5684 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5685 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5686 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5688 2010-03-15 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/43367
5691 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5694 2010-03-15 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/43317
5697 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5699 2010-03-15 Martin Jambor <mjambor@suse.cz>
5701 PR tree-optimization/43141
5702 * tree-sra.c (create_abstract_origin): New function.
5703 (modify_function): Call create_abstract_origin.
5705 2010-03-15 Chris Demetriou <cgd@google.com>
5707 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5710 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5713 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5714 call insert_out_of_ssa_copy for default definitions.
5716 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5718 * graphite-clast-to-gimple.c (my_long_long): Defined.
5719 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5720 * graphite-sese-to-poly.c (my_long_long): Defined.
5721 (scop_ivs_can_be_represented): Use it.
5723 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5725 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5726 graphite-max-bbs-per-function, and loop-block-tile-size.
5727 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5729 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5731 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5733 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5734 forward declaration.
5735 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5736 (add_upper_bounds_from_estimated_nit): New.
5737 (build_loop_iteration_domains): Use it.
5739 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5741 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5743 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5746 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5747 should be an INTEGER_CST. Also handle CASE_CONVERT.
5749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5751 * graphite.c (graphite_initialize): To bound the number of bbs per
5752 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5753 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5754 * doc/invoke.texi: Document it.
5756 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5758 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5759 * graphite-sese-to-poly.h (build_poly_scop): Same.
5761 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5763 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5764 the number of parameters in the scop. Use as an upper bound
5765 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5766 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5767 * doc/invoke.texi: Document it.
5769 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5771 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5772 * doc/c-tree.texi: Remove.
5773 * doc/generic.texi: Merge c-tree.texi here.
5774 * doc/gccint.texi (Trees): Remove menu entry.
5775 (c-tree.texi): Remove @include.
5776 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5777 * doc/languages.texi (Reading RTL): Ditto.
5779 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5782 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5784 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5787 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5788 code added to work around reload clobbering CONST insns.
5790 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5792 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5793 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5794 (cselib_preserve_only_values): Remove retain argument, don't
5795 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5796 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5797 * var-tracking.c (micro_operation): Move insn field before union.
5798 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5799 (struct variable_tracking_info_def): Remove n_mos field, change
5800 mos into a vector of micro_operations.
5801 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5802 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5803 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5804 changing into a vector.
5805 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5806 come before all other uops generated by add_stores.
5807 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5809 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5810 a vector. Run just one pass over the bbs instead of separate counting
5811 and computation phase.
5812 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5815 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5816 into *nonlocalized_list vector.
5817 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5818 even if origin is non-NULL.
5819 (gen_variable_die): Likewise.
5820 (process_scope_var): Don't change origin.
5821 (gen_decl_die): Likewise.
5822 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5823 before adding new edges instead of after it, fix moving over
5826 2010-03-11 David S. Miller <davem@davemloft.net>
5828 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5830 * configure: Rebuild.
5832 2010-03-11 Martin Jambor <mjambor@suse.cz>
5834 PR tree-optimization/43257
5835 * tree.c (assign_assembler_name_if_neeeded): New function.
5836 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5838 * tree.h (assign_assembler_name_if_neeeded): Declare.
5839 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5840 the function if needed.
5842 2010-03-11 Chris Demetriou <cgd@google.com>
5844 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5845 include/stdint-gcc.h, and include/stdint.h world-readable.
5847 2010-03-11 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/43255
5850 * tree-vrp.c (process_assert_insertions_for): Do not insert
5851 asserts for trivial conditions.
5853 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5855 PR tree-optimization/43280
5856 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5857 generation. Move calculation of size out of the if branch.
5858 (find_bswap): Modify compare number generation.
5860 2010-03-11 Richard Guenther <rguenther@suse.de>
5863 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5864 (input_gimple_stmt): Fixup handled component types during
5865 operand read. Also fix up decls in ADDR_EXPRs.
5867 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5869 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5870 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5872 2010-03-10 Jan Hubicka <jh@suse.cz>
5875 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5876 * varasm.c (get_variable_section): Don't do that here...
5877 (make_decl_rtl): ... and here.
5878 (do_assemble_alias): Produce decl RTL.
5879 (assemble_alias): Likewise.
5881 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5884 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5885 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5887 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5888 (based_loc_descr): Only express drap or vdrap regno based expressions
5889 using DW_OP_fbreg when not optimizing.
5890 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5891 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5892 REG_CFA_SET_VDRAP note.
5894 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5896 PR tree-optimization/43236
5897 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5898 error in calculation of base address in reverse iteration case.
5899 (generate_builtin): Take number of latch executions if the statement
5902 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5905 * tree-eh.c: Include pointer-set.h.
5906 (lower_eh_dispatch): Filter out duplicate case labels and
5907 remove the unneeded edge when the label is unused. Return
5908 true when some edges are removed.
5909 (execute_lower_eh_dispatch): When any lowering resulted in
5910 removing an edge, also delete unreachable blocks.
5912 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5915 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5916 UNSPEC_MACHOPIC_OFFSET.
5918 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5921 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5922 (m68k_delegitimize_address): New function.
5924 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5927 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5930 * var-tracking.c (adjust_sets): New function.
5931 (count_with_sets, add_with_sets): Use it.
5932 (get_adjusted_src): New inline function.
5933 (add_stores): Use it.
5936 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5937 call cselib_dummy_expand_value_rtx_cb instead of
5938 cselib_expand_value_rtx_cb.
5941 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5942 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5943 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5944 and .cfi_endproc around the pic thunks.
5945 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5946 all queued unwind info register saves are saved before the call.
5947 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5948 considered as sp-=4 for unwind info and the pop as sp+=4 which
5949 also clobbers dest, but doesn't actually restore it.
5952 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5953 RTX_FRAME_RELATED_P.
5955 2010-03-09 Jie Zhang <jie@codesourcery.com>
5957 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5958 whitespaces in output template.
5960 2010-03-09 Jie Zhang <jie@codesourcery.com>
5962 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5965 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5967 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5968 builtins.exp in a separate job.
5970 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5972 * graphite-sese-to-poly.c (add_param_constraints): Use
5973 lower_bound_in_type and upper_bound_in_type.
5975 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5977 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5978 instead of unsigned_type_node.
5980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5981 Reza Yazdani <reza.yazdani@amd.com>
5984 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5985 on pointer type parameters.
5987 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5991 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5992 handle conversions from pointer to integers.
5993 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5994 induction variable, to be able to work with code generated by CLooG.
5995 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5996 (build_poly_scop): Bail out if we cannot codegen a loop.
5998 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6000 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6001 code generation with gloog_error.
6003 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6005 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6006 Call fold_convert on all the returned values.
6007 (expand_scalar_variables_expr): Pass to
6008 expand_scalar_variables_ssa_name the type of the resulting expression.
6010 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6012 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6013 ppl_min_for_le_pointset.
6014 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6015 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6017 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6019 * graphite-dependences.c (map_into_dep_poly): Removed.
6020 (dependence_polyhedron_1): Use combine_context_id_scat.
6022 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6024 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6025 (struct poly_bb): Same.
6026 (combine_context_id_scat): New.
6028 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6031 * sese.c (name_defined_in_loop_p): Return false for default
6034 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6036 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6037 and clean up the logic.
6039 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6041 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6044 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6046 * var-tracking.c (remove_cselib_value_chains): Define only for
6048 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6049 delete_slot_part, emit_notes_for_differences_1): Don't call
6050 remove_cselib_value_chains here.
6051 (set_slot_part, emit_notes_for_differences_2): Don't call
6052 add_cselib_value_chains here.
6053 (preserved_values): New vector.
6054 (preserve_value): New function.
6055 (add_uses, add_stores, vt_add_function_parameters): Use it
6056 instead of cselib_preserve_value.
6057 (changed_values_stack): New vector.
6058 (check_changed_vars_0): New function.
6059 (check_changed_vars_1, check_changed_vars_2): Use it.
6060 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6061 changed_values_stack VALUEs.
6062 (vt_emit_notes): For all preserved_values call
6063 add_cselib_value_chains. If ENABLE_CHECKING call
6064 remove_cselib_value_chains before verifying value_chains is empty.
6065 Initialize and free changed_values_stack.
6066 (vt_initialize): Initialize preserved_values.
6067 (vt_finalize): Free preserved_values.
6069 2010-03-08 Richard Guenther <rguenther@suse.de>
6071 PR tree-optimization/43269
6072 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6075 2010-03-08 Martin Jambor <mjambor@suse.cz>
6077 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6078 (ipa_is_param_called): Removed.
6079 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6080 (ipa_print_node_params): Do not print the called flag.
6081 (ipa_write_node_info): Do not stream the called flag.
6082 (ipa_read_node_info): Likewise.
6084 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6087 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6088 * cselib.c (struct expand_value_data): Add dummy field.
6089 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6091 (cselib_dummy_expand_value_rtx_cb): New function.
6092 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6094 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6095 * var-tracking.c: Include pointer-set.h.
6096 (variable): Change n_var_parts to char from int. Add
6097 cur_loc_changed and in_changed_variables fields.
6098 (variable_canonicalize): Remove.
6099 (shared_var_p): New inline function.
6100 (unshare_variable): Maintain cur_loc_changed and
6101 in_changed_variables fields. If var was in changed_variables,
6102 replace it there with new_var. Just copy cur_loc instead of
6103 resetting it to something else.
6104 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6105 (dataflow_set_union): Don't call variable_canonicalize.
6106 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6107 of their DEBUG_EXPR_TREE_DECLs.
6108 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6109 and in_changed_variables and cur_loc_changed is false.
6110 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6111 and cur_loc_changed. Don't update cur_loc here.
6112 (variable_merge_over_src): Don't call variable_canonicalize.
6113 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6114 removing loc that is equal to cur_loc, clear cur_loc,
6115 set cur_loc_changed and ensure variable_was_changed is called.
6116 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6117 compare pointers in cur_loc check, if it is equal to loc,
6118 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6119 (variable_different_p): Remove compare_current_location argument,
6120 don't compare cur_loc.
6121 (dataflow_set_different_1): Adjust variable_different_p caller.
6122 (variable_was_changed): If dv had some var in changed_variables
6123 already, reset in_changed_variables flag for it and propagate
6124 cur_loc_changed over to the new variable. On empty var
6125 always set cur_loc_changed. Set in_changed_variables on whatever
6126 var is added to changed_variables.
6127 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6128 Use shared_var_p. When removing loc that is equal to cur_loc,
6129 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6130 end, don't set it to something else, just call variable_was_changed.
6131 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6132 loc being removed, clear cur_loc and set cur_loc_changed.
6133 Set cur_loc_changed if all locations have been removed.
6134 (struct expand_loc_callback_data): New type.
6135 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6136 allocated. Always create SUBREGs if simplify_subreg failed.
6137 Prefer to use cur_loc, when that fails and still in
6138 changed_variables (and seen first time) recompute it. Set
6139 cur_loc_changed of variables which had to change cur_loc and
6140 compute elcd->cur_loc_changed if any of the subexpressions used
6141 had to change cur_loc.
6142 (vt_expand_loc): Adjust to pass arguments in
6143 expand_loc_callback_data structure.
6144 (vt_expand_loc_dummy): New function.
6145 (emitted_notes): New variable.
6146 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6147 that weren't used for any other decl in current
6148 emit_notes_for_changes call call vt_expand_loc_dummy to update
6149 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6150 first loc_chain location if NULL before. Always use just
6151 cur_loc instead of first loc_chain location. When cur_loc_changed
6152 is false, when not --enable-checking=rtl just don't emit any note.
6153 When rtl checking, compute the note and assert it is the same
6154 as previous note. Clear cur_loc_changed and in_changed_variables
6155 at the end before removing from changed_variables.
6156 (check_changed_vars_3): New function.
6157 (emit_notes_for_changes): Traverse changed_vars to call
6158 check_changed_vars_3 on each changed var.
6159 (emit_notes_for_differences_1): Clear cur_loc_changed and
6160 in_changed_variables. Recompute cur_loc of new_var.
6161 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6162 (vt_emit_notes): Initialize and destroy emitted_notes.
6164 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6166 PR rtl-optimization/42220
6167 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6168 Use verify_reg_tracked to determine if we should use OP_OUT rather
6170 (build_def_use): If we see an in-out operand for a register that we
6171 know nothing about, treat is an output if possible, fail the block if
6174 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6177 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6180 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6183 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6184 uses of relevant DEFs that are dead outside the loop too.
6186 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6188 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6190 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6192 * var-tracking.c (values_to_unmark): New variable.
6193 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6194 values_to_unmark vector. Moved body to...
6195 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6196 instead queue it into values_to_unmark vector.
6197 (vt_find_locations): Free values_to_unmark vector.
6199 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6201 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6202 (site.exp): Export them when plugins are enabled.
6204 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6207 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6209 (chrec_fold_multiply): Same.
6211 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6214 * c-decl.c (build_compound_literal): Return early if init is
6217 2010-03-04 Martin Jambor <mjambor@suse.cz>
6219 PR tree-optimization/43164
6220 PR tree-optimization/43191
6221 * tree-sra.c (type_consists_of_records_p): Reject records with
6222 zero-size bit-fields at the end.
6224 2010-03-04 Mike Stump <mikestump@comcast.net>
6226 * Makefile.in (TAGS): Remove *.y.
6228 2010-03-04 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/40761
6231 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6233 (my_rev_post_order_compute): New function.
6234 (init_pre): Call it.
6236 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6239 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6240 decrease the cost of an IV candidate when the cost is infinite.
6242 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6244 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6245 Use '3DNow!' for the extension of that name, ensure normal space
6247 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6249 2010-03-03 Jeff Law <law@redhat.com>
6251 * PR middle-end/32693
6252 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6253 than gen_rtx_SUBREG.
6254 (extract_bit_field_1): Likewise.
6256 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6258 * doc/sourcebuild.texi (Test directives): Document that arguments
6259 include-opts and exclude-opts are now optional for dg-skip-if,
6260 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6262 2010-03-03 Jason Merrill <jason@redhat.com>
6265 * cgraph.h (varpool_node): Add extra_name field.
6266 * varpool.c (varpool_extra_name_alias): New.
6267 (varpool_assemble_decl): Emit extra name aliases.
6268 (varpool_mark_needed_node): Look past an extra name alias.
6269 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6270 * lto-streamer-in.c (lto_input_tree): Read it.
6271 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6273 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6275 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6276 (sparc*-*-solaris2*): ...this.
6278 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6281 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6282 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6283 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6284 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6287 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6288 fallthrough to default handling, just with want_address 0 instead of 2.
6289 For single element lists, add_AT_loc directly, otherwise create an
6290 artificial variable DIE and stick location list to it.
6293 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6294 (VAL_EXPR_HAS_REVERSE): Define.
6295 (reverse_op): New function.
6296 (add_stores): For reversible operations add an extra MO_VAL_USE.
6298 2010-03-02 Jason Merrill <jason@redhat.com>
6300 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6302 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6304 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6305 (sparc64-*-linux*): Likewise.
6306 (sparc64-*-solaris2*): Include assembler files before linker ones.
6307 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6308 * config/sparc/gas.h: Delete.
6309 * config/sparc/sol2-64.h: Add copyright notice.
6310 * config/sparc/sol2-gas-bi.h: Likewise.
6311 * config/sparc/sol2-gld.h: Likewise.
6312 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6313 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6314 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6315 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6316 (sparc_elf_asm_named_section): Rename into...
6317 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6319 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6321 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6323 2010-03-02 Jeff Law <law@redhat.com>
6326 * reload1.c (rtx_p, substitute_stack): Declare.
6327 (substitute): Record addresses of changed rtxs.
6328 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6329 Restore the original rtx when complete.
6330 (reload): Free subsitute_stack when complete.
6332 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6334 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6335 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6337 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6338 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6339 Torture Tests): Change from subsection to section.
6341 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6342 Steven Bosscher <steven@gcc.gnu.org>
6344 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6347 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6350 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6351 the assignment from the new induction variable to the assignment
6352 of the value from the original loop PHI function.
6354 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6355 Daniel Jacobowitz <dan@codesourcery.com>
6357 * doc/sourcebuild.texi (Test directives): Clarify options to
6360 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6362 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6363 Disable cfi directives unless GCC and gas agree on using read-only
6364 .eh_frame sections for 64-bit.
6365 * configure: Regenerate.
6367 2010-03-01 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/43220
6370 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6371 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6373 2010-03-01 Richard Guenther <rguenther@suse.de>
6374 Martin Jambor <mjambor@suse.cz>
6377 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6378 gimplified parameters.
6380 2010-03-01 Christian Bruel <christian.bruel@st.com>
6382 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6384 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6386 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6388 2010-03-01 Richard Guenther <rguenther@suse.de>
6391 * expr.c (expand_assignment): Use the alias-oracle to tell
6392 if the rhs aliases the result decl.
6394 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6397 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6398 to sol_gt_pch_get_address.
6399 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6400 64-bit, SPARC and x86.
6401 (sol_gt_pch_get_address): New function.
6403 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6405 * toplev.h (inform_n, error_n): Declare.
6406 * diagnostic.c (inform_n, error_n): New function.
6408 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6410 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6411 has no rtl yet when processing local_decls, queue it and recheck
6412 if deferred stack allocation hasn't assigned it rtl.
6414 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6416 * config/sh/sh.c (unspec_bbr_uid): New.
6417 (gen_block_redirect): Use it instead of INSN_UID.
6418 (gen_far_branch): Likewise.
6420 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6422 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6423 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6425 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6427 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6428 (Warning Options): -Wno-conversion-null is valid for
6429 Objective-C++ as well.
6430 * doc/tm.texi (Named Address Spaces): Likewise.
6431 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6432 * doc/tree-ssa.texi (Tree SSA): Likewise.
6434 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6437 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6438 by default. Don't set the default arch for
6439 i[34567]86-*-darwin*|x86_64-*-darwin*.
6441 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6444 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6445 default. Set the default 32bit/64bit archs with $with_arch
6446 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6448 2010-02-27 Richard Guenther <rguenther@suse.de>
6450 PR tree-optimization/43186
6451 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6452 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6453 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6454 unroller iterations.
6456 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6458 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6459 required and i[34567]86-*-* targets don't support 64bit ISA.
6461 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6464 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6467 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6469 * config.gcc: Set the default arch at least to Prescott for
6470 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6471 if SSE math is enabled.
6473 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6475 * diagnostic.c (diagnostic_initialize): Update.
6476 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6478 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6479 (diagnostic_inhibit_notes): New.
6480 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6482 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6485 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6486 * doc/standards.texi: Likewise.
6487 * doc/extend.texi: Likewise.
6488 * doc/trouble.texi: Likewise.
6489 * doc/cppopts.texi: Likewise.
6490 * doc/install.texi: Likewise.
6491 * c.opt (std=c90,std=gnu90): New options.
6492 * c-opts.c (c_common_handle_option): Handle them.
6494 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6497 * c-decl.c (undeclared_variable): Use an informative note.
6499 2010-02-26 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/43186
6502 * gimple.h (gimple_fold): Remove.
6503 * gimple.c (gimple_fold): Remove. Inline into single user ...
6504 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6505 Try harder for conditions.
6507 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6510 * function.c (used_types_insert): Don't skip through named pointer
6511 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6512 and it is different from the main variant's type.
6514 2010-02-26 Nick Clifton <nickc@redhat.com>
6516 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6518 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6520 * config.gcc: Support --with-fpmath=sse for x86.
6522 * config/i386/ssemath.h: New.
6524 * doc/install.texi (--with-fpmath=sse): Documented.
6526 2010-02-26 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/43188
6529 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6530 vector types of over-aligned element type.
6532 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6535 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6536 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6538 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6540 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6542 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6544 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6545 * var-tracking.c: Include diagnostic.h.
6546 (debug_dv): New function.
6547 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6550 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6551 (add_value_chain, add_value_chains, remove_value_chain,
6552 remove_value_chains): Handle DEBUG_EXPRs.
6553 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6556 * regcprop.c (struct queued_debug_insn_change): New type.
6557 (struct value_data_entry): Add debug_insn_changes field.
6558 (struct value_data): Add n_debug_insn_changes field.
6559 (debug_insn_changes_pool): New variable.
6560 (free_debug_insn_changes, apply_debug_insn_changes,
6561 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6562 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6563 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6565 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6567 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6568 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6569 changes, call cprop_find_used_regs via note_stores.
6570 (copyprop_hardreg_forward): When copying vd from predecessor
6571 which has any queued DEBUG_INSN changes, make sure the pointers are
6572 cleared. At the end call df_analyze and then if there are any
6573 DEBUG_INSN changes queued at the end of some basic block for still
6574 live registers, apply them.
6575 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6577 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6579 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6582 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6584 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6585 targets. Set the default with_cpu/with_arch from arch/cpu.
6586 Allow x86-64 and native for with_cpu/with_arch.
6588 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6590 * ebitmap.c: Change calls to verify_popcount with calls to
6591 sbitmap_verify_popcount.
6592 (ebitmap_clear_bit): Fixed map->cacheindex test and
6593 map>cache update when bit clearing results in an empty
6596 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6599 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6600 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6601 and support both V2DF and V2DI modes.
6602 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6603 support both V2DF and V2DI modes.
6604 (general): Delete trailing whitespace from a few patterns.
6606 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6607 V2DF/V2DI interleave high/low builtins.
6609 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6612 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6613 interleave high/low functions.
6615 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6617 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6618 #pragma extern_prefix.
6620 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6623 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6624 BLKmode, assert op0 is a MEM and just adjust its mode.
6627 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6628 if bitpos isn't multiple of mode's bitsize.
6630 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6632 * c.opt (-ftemplate-depth=): New.
6633 (-ftemplate-depth-): Deprecate.
6634 * optc-gen.awk: Handle -ftemplate-depth=.
6635 * opth-gen.awk: Likewise.
6636 * c-opts.c (c_common_handle_option): Likewise.
6637 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6639 2010-02-24 Jason Merrill <jason@redhat.com>
6641 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6643 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6645 * cfg.c (alloc_aux_for_block): Remove inline.
6646 (alloc_aux_for_edge): Likewise.
6648 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6650 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6652 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6654 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6655 * config/i386/sol2-gas.h: New file.
6656 * config.gcc (i[34567]86-*-solaris2*): Use it.
6658 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6661 * c-typeck.c (ep_convert_and_check): New.
6662 (build_conditional_expr): Use it.
6663 (build_binary_op): Likewise.
6665 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6667 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6670 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6671 bounds even for -O+.
6672 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6673 expr needs to have DECL_NAME set.
6675 2010-02-24 Nick Clifton <nickc@redhat.com>
6677 * config/mep/mep.c: Include gimple.h.
6678 (mep_function_uses_sp): Delete unused function.
6679 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6680 parameters. Use unsigned integers to count args. Return a
6681 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6683 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6686 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6687 greater or equal to nelt instead of 2 * nelt.
6688 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6691 2010-02-23 Jason Merrill <jason@redhat.com>
6694 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6695 in cfun->local_decls even if they have register types.
6698 * stor-layout.c (place_field): Don't warn about unnecessary
6699 DECL_PACKED if the type is packed.
6701 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6704 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6705 GOTOFF relocs, even when the base reg isn't pic pointer.
6707 2010-02-23 Michael Matz <matz@suse.de>
6710 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6711 (expand_gimple_basic_block): Generate and use debug temps if there
6712 are debug uses left after the last real use of TERed ssa names.
6713 Unlink debug immediate uses when they are expanded.
6715 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6718 * config/i386/i386.c (override_options): Reorganise to provide
6719 better error messages.
6721 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6724 * graphite-scop-detection.c (create_single_exit_edge): Move
6725 the call to find_single_exit_edge to....
6726 (create_sese_edges): ...here. Don't handle multiple edges
6727 exiting the function.
6728 (build_graphite_scops): Don't handle multiple edges
6729 exiting the function.
6731 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6734 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6735 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6737 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6740 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6742 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6745 * c-typeck.c (convert_arguments): Print declaration location.
6746 * c-common.c (validate_nargs): Rename as
6747 builtin_function_validate_nargs.
6748 (check_builtin_function_arguments): Update.
6750 2010-02-22 Richard Guenther <rguenther@suse.de>
6753 * tree-inline.c (declare_return_variable): Use the type of
6754 the call stmt lhs if available.
6756 2010-02-22 Duncan Sands <baldrick@free.fr>
6758 * passes.c (register_pass): Always consider all pass lists when
6759 ref_pass_instance_number is zero.
6761 2010-02-22 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/42749
6764 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6765 parameter. Do arithmetic in the original type.
6766 (update_accumulator_with_ops): Likewise.
6767 (adjust_accumulator_values): Adjust.
6769 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6771 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6772 (QI to BLKmode splitter): New splitter.
6774 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6776 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6777 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6779 2010-02-22 Richard Guenther <rguenther@suse.de>
6781 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6783 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6785 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6786 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6787 ($(T)crti.o, $(T)crtn.o): Remove rules.
6789 2010-02-21 Tobias Burnus <burnus@net-b.de>
6792 * doc/invoke.texi (-fassociative-math): Document that this
6793 option is automatically enabled for Fortran.
6795 2010-02-20 David S. Miller <davem@davemloft.net>
6797 * configure.ac: Test if linker and assembler properly support
6798 GOTDATA_OP relocations.
6799 * configure: Rebuild.
6800 * config.in: Likewise.
6801 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6802 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6803 (movsi_high_pic): Likewise.
6804 (movdi_lo_sum_pic): Likewise.
6805 (movdi_high_pic): Likewise.
6806 (movsi_pic_gotdata_op): New pattern.
6807 (movdi_pic_gotdata_op): Likewise.
6808 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6809 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6811 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6815 attribute to ssemul.
6816 (xop_mulv2div2di3_high): Ditto.
6818 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6821 * c.opt (Wconversion-null): New option.
6822 * doc/invoke.texi (Wconversion-null): Document.
6824 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6826 * common.opt (Wlarger-than-): Add Undocumented.
6828 2010-02-19 Mike Stump <mikestump@comcast.net>
6830 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6832 2010-02-19 Jason Merrill <jason@redhat.com>
6835 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6836 * configure: Likewise.
6838 2010-02-20 Alan Modra <amodra@gmail.com>
6841 * cgraph.h (cgraph_make_decl_local): Declare.
6842 * cgraph.c (cgraph_make_decl_local): New function.
6843 (cgraph_make_node_local): Use it.
6844 * cgraphunit.c (cgraph_function_versioning): Likewise.
6845 * ipa.c (function_and_variable_visibility): Likewise.
6847 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6850 * except.c (sjlj_emit_function_enter): Don't call
6851 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6853 * rtl.h (add_reg_br_prob_note): Remove prototype.
6855 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6858 * c-common.c (conversion_warning): Remove widening conversions
6859 before checking the conversion of integers to reals.
6861 2010-02-19 Mike Stump <mikestump@comcast.net>
6864 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6867 * cgraphunit.c (process_function_and_variable_attributes): Check
6868 DECL_PRESERVE_P instead of looking up attribute "used".
6869 * ipa-pure-const.c (check_decl): Likewise.
6870 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6871 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6872 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6873 instead of attribute "used".
6874 * config/sol2-c.c (solaris_pragma_init): Likewise.
6875 (solaris_pragma_fini): Likewise.
6877 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6879 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6880 Use XCNEW instead of xcalloc.
6881 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6882 XNEW instead of xmalloc.
6883 (get_fields): Use XNEWVEC instead of xmalloc.
6886 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6887 populate vars array.
6888 (create_new_general_access): For debug stmts just reset value.
6889 (get_stmt_accesses): For accesses within debug stmts just record them
6890 using add_access_to_acc_sites instead of preventing the peeling or
6891 counting them as accesses.
6894 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6896 2010-02-19 Richard Guenther <rguenther@suse.de>
6898 PR tree-optimization/42916
6899 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6902 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6904 * configure.ac: Replace all uses of changequote in macro arguments
6905 with proper quoting.
6907 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6910 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6912 2010-02-19 Richard Guenther <rguenther@suse.de>
6914 PR tree-optimization/42944
6915 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6916 test for aliasing with errno.
6918 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6921 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6922 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6923 * dojump.c: Include output.h.
6924 (inv): New inline function.
6925 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6926 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6927 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6928 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6929 argument, pass it down to other calls.
6930 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6931 add REG_BR_PROB note to the conditional jump.
6932 * cfgexpand.c (add_reg_br_prob_note): Removed.
6933 (expand_gimple_cond): Don't call it, add the probability
6934 as last argument to jumpif_1/jumpifnot_1.
6935 * Makefile.in (dojump.o): Depend on output.h.
6936 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6938 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6939 * stmt.c (do_jump_if_equal): Likewise.
6940 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6941 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6942 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6944 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6945 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6946 jumpifnot_1 callers.
6947 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6949 (store_expr): Adjust jumpifnot caller.
6950 (store_constructor): Adjust jumpif caller.
6953 * gimplify.c (gimple_boolify): For __builtin_expect call
6954 gimple_boolify also on its first argument.
6956 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6958 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6960 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6961 * configure: Regenerated.
6963 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6965 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6966 lang_hooks.types_compatible_p instead of comptypes.
6968 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6970 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6971 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6972 if __prefer_thumb__ is defined.
6974 2010-02-18 Martin Jambor <mjambor@suse.cz>
6976 PR tree-optimization/43066
6977 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6978 array with zero-sized element type.
6980 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6982 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6983 rtx, allocate struct var_loc_node here and return it to the
6984 caller, and only if it is actually needed.
6985 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6986 move it earlier and return immediately if it returns NULL.
6988 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6990 * config/sparc/gas.h: New file. Restore
6991 TARGET_ASM_NAMED_SECTION to its ELF default.
6992 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6994 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6995 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6996 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6997 after sparc/sysv4.h.
6999 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7001 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7003 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7005 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7006 patterns from predicated pattern.
7008 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7012 for insn mnemonic suffix.
7014 2010-02-17 Richard Guenther <rguenther@suse.de>
7016 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7019 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7022 * caller-save.c (save_call_clobbered_regs): If BB ends with
7023 a DEBUG_INSN, move any notes in between last real insn and the last
7024 DEBUG_INSN after the last DEBUG_INSN.
7026 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7028 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7029 Fix return type. Fix argument type. Explain meaning of return value.
7031 2010-02-16 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/41043
7034 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7035 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7037 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7039 2010-02-16 Ira Rosen <irar@il.ibm.com>
7041 PR tree-optimization/43074
7042 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7043 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7044 vectorizable cycles in hybrid SLP check.
7045 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7047 2010-02-16 Richard Guenther <rguenther@suse.de>
7049 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7050 (true_dependence): If memrefs_conflict_p computes must-alias
7051 trust it. Move TBAA check after offset-based disambiguation.
7052 (canon_true_dependence): Likewise.
7054 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7056 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7057 * doc/invoke.texi: Document it.
7058 * var-tracking.c: Include toplev.h and params.h.
7059 (vt_find_locations): Return bool indicating success. Compute
7060 hash sizes unconditionally. Check new parameter, report.
7061 (variable_tracking_main_1): Check vt_find_locations results and
7062 retry. Renamed from...
7063 (variable_tracking_main): ... this. New wrapper to preserve
7064 flag_var_tracking_assignments.
7065 * Makefile.in (var-tracking.o): Adjust dependencies.
7067 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7068 Jakub Jelinek <jakub@redhat.com>
7071 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7072 if weak_import attribute is present.
7073 * config/darwin.c (machopic_select_section): Likewise.
7075 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7077 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7078 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7079 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7080 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7082 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7085 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7088 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7089 Rewrite text to refer to the names.
7091 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7093 * config/i386/i386-builtin-types.def
7094 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7095 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7096 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7097 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7098 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7099 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7100 IX86_BUILTIN_VPERMIL2PS256.
7101 (MULTI_ARG_4_DF2_DI_I): Defined.
7102 (MULTI_ARG_4_DF2_DI_I1): Defined.
7103 (MULTI_ARG_4_SF2_SI_I): Defined.
7104 (MULTI_ARG_4_SF2_SI_I1): Defined.
7105 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7106 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7107 __builtin_ia32_vpermil2ps256.
7108 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7109 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7110 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7111 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7112 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7113 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7114 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7115 CODE_FOR_xop_vpermil2v8sf3.
7116 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7117 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7118 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7119 (_mm256_permute2_pd): New.
7120 (_mm_permute2_ps): New.
7121 (_mm256_permute2_ps): New.
7123 2010-02-15 Nick Clifton <nickc@redhat.com>
7125 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7126 boolean parameters. Use emit_jump_insn when emitting a pop
7127 instruction containing a return insn.
7128 (push): Use 'true' rather than '1' as second parameter to F.
7129 (h8300_expand_prologue): Likewise.
7130 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7131 (h8300_expand_epilogue): Likewise.
7133 2010-02-15 Richard Guenther <rguenther@suse.de>
7136 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7139 2010-02-15 Nick Clifton <nickc@redhat.com>
7141 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7144 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7146 * intl.c (fake_ngettext): New function.
7147 * intl.h (fake_ngettext): Declare.
7148 (ngettext): Define macro.
7149 * collect2.c (notice_translated): New function.
7150 (main): Use notice_translated and ngettext.
7151 * collect2.h (notice_translated): Declare.
7153 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7155 * reorg.c (delete_computation): Comment fixes.
7156 * caller-save.c (setup_save_areas): Idem.
7157 * sel-sched-dump.c (dump_lv_set): Idem.
7160 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7162 * config/s390/s390.c (s390_sched_init): New function.
7163 (TARGET_SCHED_INIT): Target hook defined.
7165 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7166 Jack Howarth <howarth@bromo.med.uc.edu>
7167 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7170 Partial revert of unintended change in fix for PR41605.
7171 * config/darwin.h: Fix typo.
7172 * config/darwin9.h: Same.
7174 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7176 * c-pch.c (pch_init): Clear v.
7178 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7181 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7182 graphite_can_represent_init for MULT_EXPR.
7184 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7188 * graphite-sese-to-poly.c (remove_phi): New.
7189 (translate_scalar_reduction_to_array): Call remove_phi.
7191 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7194 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7195 * graphite-clast-to-gimple.h (gloog): Update declaration.
7196 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7197 * graphite-poly.h (struct poly_bb): Add missing comments.
7198 (struct scop): Add poly_scop_p field.
7200 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7201 * graphite.c (graphite_transform_loops): Build the polyhedral
7202 representation for each scop before code generation.
7203 * sese.c (rename_variables_in_operand): Removed.
7204 (rename_variables_in_expr): Return the renamed expression.
7205 (rename_sese_parameters): New.
7206 * sese.h (rename_sese_parameters): Declared.
7208 2010-02-11 Richard Guenther <rguenther@suse.de>
7210 PR tree-optimization/42998
7211 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7212 POINTER_PLUS_EXPR properly.
7214 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7215 Changpeng Fang <changpeng.fang@amd.com>
7218 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7219 the cost of an IV candidate when the IV is used in a test against zero.
7221 * gcc.dg/tree-ssa/ivopts-3.c: New.
7223 2010-02-11 Richard Guenther <rguenther@suse.de>
7226 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7227 pointer-vs-decl case by swapping refs. Handle some cases
7228 of pointer-vs-decl disambiguations more conservatively.
7229 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7230 to false after expanding.
7232 2010-02-11 Richard Guenther <rguenther@suse.de>
7235 * gcc.c (process_command): Handle LTO file@offset case more
7238 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7240 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7241 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7243 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7245 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7246 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7247 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7248 Optimize eq/ne comparisons when both arguments are known to be
7250 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7251 Don't mask operands unnecessarily if they are known to be already
7254 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7256 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7259 2010-02-10 Richard Guenther <rguenther@suse.de>
7261 PR tree-optimization/43017
7262 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7263 for wrapping signed arithmetic.
7265 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7268 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7269 if no debug info should be emitted for it.
7271 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7273 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7274 note when flag_exceptions is set.
7276 2010-02-10 Duncan Sands <baldrick@free.fr>
7278 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7280 2010-02-10 Richard Guenther <rguenther@suse.de>
7283 * tree.c (get_unwidened): Handle constants.
7284 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7286 2010-02-10 Martin Jambor <mjambor@suse.cz>
7289 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7290 check for variable argument counts independently.
7292 2010-02-10 Christian Bruel <christian.bruel@st.com>
7295 * config/sh/sh.c (find_barrier): Increase length for non delayed
7296 conditional branches.
7298 2010-02-10 Christian Bruel <christian.bruel@st.com>
7300 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7302 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7304 * builtins.c (set_builtin_user_assembler_name): Also handle
7305 ffs if int is smaller than word.
7307 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7310 * ira-conflicts.c (get_dup): Remove.
7311 (process_reg_shuffles): Add new parameter. Use it as an
7312 additional guard for copy generation.
7313 (add_insn_allocno_copies): Rewrite.
7315 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7317 * common.opt (fsched2-use-traces): Preserved for backward
7319 * doc/invoke.texi: Remove the documentation about option
7320 -fsched2-use-traces.
7321 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7322 flag_sched2_use_traces.
7323 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7324 the backward compatibility flag section.
7326 2010-02-09 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/43008
7329 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7330 make HEAP variables initialized from global memory if they
7331 are not known builtin functions.
7332 (find_func_aliases): Adjust.
7334 2010-02-09 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/43000
7337 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7338 arithmetic manually.
7340 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7342 PR tree-optimization/42931
7343 * tree-loop-linear.c (try_interchange_loops): Don't call
7344 double_int_mul if estimated_loop_iterations failed.
7346 2010-02-08 Martin Jambor <mjambor@suse.cz>
7349 * tree-sra.c (build_accesses_from_assign): Do not mark in
7350 should_scalarize_away_bitmap if stmt has volatile ops.
7351 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7354 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7356 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7358 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7360 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7363 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7366 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7368 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7371 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7372 to unknown_dependence.
7373 (graphite_legal_transform_dr): Handle the unknown_dependence.
7374 (graphite_carried_dependence_level_k): Same.
7376 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7378 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7380 2010-02-07 Richard Guenther <rguenther@suse.de>
7383 * expr.c (get_inner_reference): Always initialize *pbitsize.
7385 2010-02-07 Richard Guenther <rguenther@suse.de>
7388 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7389 new ARRAY_REFs on variable size element or minimal index arrays.
7391 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7392 gimple_fold_indirect_ref.
7394 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7397 * arm.c (arm_override_options): Just return if the user has specified
7398 an invalid fpu name.
7400 2010-02-03 Jason Merrill <jason@redhat.com>
7403 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7404 i386_pe_maybe_record_exported_symbol.
7406 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7409 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7410 (pa_delegitimize_address): New function.
7412 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7414 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7415 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7417 2010-02-05 Richard Guenther <rguenther@suse.de>
7420 * lto-streamer-in.c (get_resolution): Deal with references
7421 to undefined functions.
7423 2010-02-05 Richard Guenther <rguenther@suse.de>
7425 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7426 (fold_const_aggregate_ref): Likewise.
7427 (ccp_fold_stmt): Substitute loads.
7428 (maybe_fold_reference): Verify types before substituting.
7430 (fold_gimple_assign): Unshare properly.
7431 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7433 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7435 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7436 for rs6000_gen_cell_microcode.
7438 2010-02-04 Richard Guenther <rguenther@suse.de>
7440 PR rtl-optimization/42952
7441 * dse.c (const_or_frame_p): Remove MEM handling.
7443 2010-02-04 Nick Clifton <nickc@redhat.com>
7445 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7446 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7447 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7448 (mn10300_asm_output_mi_thunk): New function.
7449 (mn10300_can_output_mu_thunk): New function.
7450 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7451 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7452 (FUNCTION_ARG): Delete incorrect comment.
7454 2010-02-03 Jason Merrill <jason@redhat.com>
7457 * fold-const.c (operand_equal_p): Handle erroneous types.
7459 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7461 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7463 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7465 PR rtl-optimization/42941
7466 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7469 2010-02-03 Jason Merrill <jason@redhat.com>
7472 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7474 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7477 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7478 (cselib_reset_table): Renamed from...
7479 (cselib_reset_table_with_next_value): ... this.
7480 (cselib_get_next_uid): Renamed from...
7481 (cselib_get_next_unknown_value): ... this.
7482 * cselib.c (next_uid): Renamed from...
7483 (next_unknown_value): ... this.
7484 (cselib_clear_table): Adjust.
7485 (cselib_reset_table): Adjust. Renamed from...
7486 (cselib_reset_table_with_next_value): ... this.
7487 (cselib_get_next_uid): Adjust. Renamed from...
7488 (cselib_get_next_unknown_value): ... this.
7489 (get_value_hash): Use hash.
7490 (cselib_hash_rtx): Likewise.
7491 (new_cselib_val): Adjust. Set and dump uid.
7492 (cselib_lookup_mem): Pass next_uid as hash.
7493 (cselib_subst_to_values): Likewise.
7494 (cselib_log_lookup): Dump uid.
7495 (cselib_lookup): Pass next_uid as hash. Adjust.
7496 (cselib_process_insn): Adjust.
7497 (cselib_init): Initialize next_uid.
7498 (cselib_finish): Adjust.
7499 (dump_cselib_table): Likewise.
7500 * dse.c (canon_address): Dump value uid.
7501 * print-rtl.c (print_rtx): Print value uid.
7502 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7504 (dv_uid): New function, sort of renamed from...
7505 (dv_htab_hash): ... this, reimplemented in terms of it and...
7506 (dv_uid2hash): ... this. New.
7507 (variable_htab_eq): Drop excess assertions.
7508 (tie_break_pointers): Removed.
7509 (canon_value_cmp): Compare uids.
7510 (variable_post_merge_New_vals): Print uids.
7511 (vt_add_function_parameters): Adjust.
7512 (vt_initialize): Reset table. Adjust.
7514 2010-02-03 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/42944
7517 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7518 (call_may_clobber_ref_p_1): Likewise. Properly handle
7519 malloc and calloc clobbering errno.
7521 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7523 * doc/invoke.texi: Fix name of sched1 dump.
7525 * opts.c (decode_options): Set flag_tree_switch_conversion
7526 only conditionally on optimize >= 2.
7528 * gcse.c: Assorted comment fixes in pass description.
7530 2010-02-03 Anthony Green <green@moxielogic.com>
7532 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7533 nop padding in order to maintain alignment of storage location of
7534 target function address.
7535 (moxie_trampoline_init): Store target function address at newly
7537 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7539 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7541 2010-02-03 Richard Guenther <rguenther@suse.de>
7544 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7546 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7548 * config.gcc: Reenable check for obsolete targets.
7549 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7550 mips-sgi-irix6.[0-4]*.
7552 2010-02-02 Nick Clifton <nickc@redhat.com>
7554 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7555 constant size of 4 as being the same as 0.
7556 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7557 can take values in the range 0..4.
7559 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7562 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7563 as _darwin10_Unwind_FindEnclosingFunction().
7564 * libgcc-libsystem.ver: New.
7566 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7569 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7570 implicitly set registers.
7572 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7574 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7575 (arm_override_options): Allow automatic selection of the thread
7576 pointer register if thumb2.
7577 (legitimize_pic_address): Improve code sequences for Thumb2.
7578 (arm_call_tls_get_addr): Likewise.
7579 (legitimize_tls_address): Likewise.
7580 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7581 (pic_load_addr_32bit): ... this. New named pattern.
7582 * thumb2.md (pic_load_addr_thumb2): Delete.
7583 (pic_load_dot_plus_four): Delete.
7584 (tls_load_dot_plus_four): New named pattern.
7586 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7589 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7590 Document fix for TLS bug.
7592 2010-01-31 Richard Guenther <rguenther@suse.de>
7594 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7595 conservatively correct.
7597 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7601 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7603 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7605 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7607 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7609 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7611 * config.gcc: Adjust order of makefile fragments for mingw targets.
7613 2010-01-31 Richard Guenther <rguenther@suse.de>
7616 * gimplify.c (gimplify_init_constructor): For volatile LHS
7617 initialize a temporary.
7619 2010-01-31 Matthias Klose <doko@ubuntu.com>
7621 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7623 * configure: Regenerate.
7625 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7627 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7628 the same alias set and their sizes different constantness.
7629 (aliasing_component_refs_p): Revert 2009-10-24 change.
7631 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7633 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7636 2010-01-29 Richard Guenther <rguenther@suse.de>
7638 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7639 Assert we successfully updated the call.
7641 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7643 PR rtl-optimization/42889
7644 * df.h (df_set_bb_dirty_nonlr): New prototype.
7645 * df-core.c (df_set_bb_dirty_nonlr): New function.
7646 * df-scan.c (df_insn_rescan): Call it instead of
7647 df_set_bb_dirty for DEBUG_INSNs.
7649 2010-01-29 Richard Guenther <rguenther@suse.de>
7652 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7653 quadratic behavior in most cases.
7655 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7658 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7659 in the call to gen_x86_movsicc_0_m1.
7661 2010-01-28 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/42871
7664 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7666 2010-01-28 Richard Guenther <rguenther@suse.de>
7668 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7669 into call arguments.
7671 2010-01-28 Richard Guenther <rguenther@suse.de>
7674 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7675 the forwarder if the destination is an EH landing pad.
7677 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7679 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7680 block list passed to gimple_duplicate_sese_tail.
7681 (parallelize_loops): Avoid parallelization when the function
7683 Avoid parallelization when the preheader is IRREDUCIBLE.
7684 Try to optimize when estimated_loop_iterations_int is unresolved.
7685 Add the loop's location to the dump file.
7686 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7687 (gimple_duplicate_sese_tail): Remove the check for the latch.
7688 Redirect nexits to the exit block.
7689 Remove handling of the incoming edges to the latch.
7690 Redirect the backedge from the copied latch to the exit bb.
7692 2010-01-28 Michael Matz <matz@suse.de>
7695 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7696 Wrap force_reg into a sequence, emit it before user.
7698 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7700 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7702 (arm_legacy_rev): Likewise.
7703 (thumb_legacy_rev): Likewise.
7705 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7707 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7708 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7709 on MEM's address failed, try avoid_constant_pool_reference and
7710 recurse if it returned something different.
7711 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7712 address, try avoid_constant_pool_reference and recurse if it
7713 returned something different.
7714 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7715 address and avoid_constant_pool_reference returned something
7716 different, don't set have_address.
7718 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7721 * var-tracking.c (val_store): Add modified argument, obey it.
7723 (count_uses): Move down logging of main.
7724 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7725 don't need resolution.
7726 (emit_notes_in_bb): Likewise.
7728 2010-01-27 Richard Guenther <rguenther@suse.de>
7731 * tree-inline.c (remap_decl): Delay remapping of SSA name
7732 default definitions until we need them.
7734 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7736 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7737 (rs6000_delegitimize_address): New function.
7739 * config/s390/s390.c (s390_delegitimize_address): Call
7740 delegitimize_mem_from_attrs.
7743 * tree-inline.c (cannot_copy_type_1): Removed.
7744 (copy_forbidden): Don't forbid copying of functions containing
7745 records/unions with variable length fields.
7747 2010-01-27 Christian Bruel <christian.bruel@st.com>
7751 * config/sh/sh.c (find_barrier): Increase length for non delayed
7752 conditional branches.
7754 2010-01-27 Matthias Klose <doko@ubuntu.com>
7756 * configure.ac (gnu-unique-object): Fix ldd version check.
7757 * configure: Regenerate.
7759 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7761 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7763 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7764 Test for HAVE_GNU_AS value.
7766 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7768 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7769 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7770 INT64_TYPE): Define.
7771 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7772 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7773 INT_LEAST64_TYPE): Define.
7774 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7775 UINT_LEAST64_TYPE): Define.
7776 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7777 INT_FAST64_TYPE): Define.
7778 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7779 UINT_FAST64_TYPE): Define.
7780 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7781 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7782 (SIG_ATOMIC_TYPE): Define.
7784 2010-01-26 Richard Guenther <rguenther@suse.de>
7786 * df-scan.c (df_scan_set_bb_info): Remove assert.
7787 (df_insn_rescan_debug_internal): Merge asserts.
7788 (df_install_ref): Likewise.
7789 (df_mark_reg): Use bitmap_set_range.
7790 (df_hard_reg_used_p): Remove assert.
7791 (df_hard_reg_used_count): Likewise.
7793 2010-01-26 Richard Guenther <rguenther@suse.de>
7795 PR rtl-optimization/42685
7796 * web.c (web_main): Ignore DEBUG_INSNs.
7798 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7800 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7802 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7803 Fix types of fndecl and arglist parameters.
7805 2010-01-26 Richard Guenther <rguenther@suse.de>
7808 * tree-eh.c (unsplit_eh): Skip debug insns.
7810 2010-01-26 Richard Guenther <rguenther@suse.de>
7812 PR tree-optimization/42250
7813 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7815 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7818 * omp-low.c (expand_omp_sections): Only use single_pred if
7819 l2_bb is single_pred_p.
7821 2010-01-25 Christian Bruel <christian.bruel@st.com>
7824 * config/sh/sh.c (find_barrier): Increase length for non delayed
7825 conditional branches.
7826 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7828 2010-01-24 David S. Miller <davem@davemloft.net>
7830 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7831 define if not using GAS.
7832 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7833 Likewise. Delete SECTION_MERGE code, which is only applicable
7836 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7839 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7840 mangling of va_list in system headers.
7842 2010-01-23 Toon Moene <toon@moene.org>
7844 * tree-predcom.c (combine_chains): Return NULL, not false.
7846 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7848 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7849 initialization of variable res to agree with return type.
7851 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7853 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7854 * tree-sra.c: Add include of expr.h.
7856 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7858 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7859 insert the debug stmt on the single non-EH edge from the stmt.
7861 2010-01-22 Richard Henderson <rth@redhat.com>
7864 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7865 the RHS until after generate_subtree_copies has insertted its
7866 code before the current statement.
7868 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7870 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7872 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7874 2010-01-21 Martin Jambor <mjambor@suse.cz>
7876 PR tree-optimization/42585
7877 * tree-sra.c (struct access): New field grp_total_scalarization.
7878 (dump_access): Dump the new field.
7879 (should_scalarize_away_bitmap): New variable.
7880 (cannot_scalarize_away_bitmap): Likewise.
7881 (sra_initialize): Allocate new bitmaps.
7882 (sra_deinitialize): Free new bitmaps.
7883 (create_access_1): New function.
7884 (create_access): Parts moved to create_access_1.
7885 (type_consists_of_records_p): New function.
7886 (completely_scalarize_record): Likewise.
7887 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7888 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7889 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7891 (analyze_all_variable_accesses): Completely scalarize small eligible
7894 2010-01-21 Martin Jambor <mjambor@suse.cz>
7896 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7898 2010-01-21 Andrew Haley <aph@redhat.com>
7900 * gcc.c (process_command): Move lang_specific_driver before
7901 setting cc_libexec_prefix.
7903 2010-01-21 Richard Guenther <rguenther@suse.de>
7906 * fold-const.c (negate_expr_p): Pretend only negative
7907 real constants are easily negatable.
7909 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7910 Jason Merrill <jason@redhat.com>
7912 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7913 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7914 * calls.c (initialize argument_information): Handle it.
7915 * c-common.c (handle_transparent_union_attribute): Use new name.
7916 * c-decl.c (finish_struct): Ditto.
7917 * c-typeck.c (type_lists_compatible_p): Ditto.
7918 (convert_for_assignment): Use new name and also handle record.
7919 * function.c (aggregate_value_p): Handle it.
7920 (pass_by_reference): Ditto.
7921 (assign_parm_data_types): Ditto.
7922 * print-tree.c (print_node): Ditto.
7923 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7924 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7925 * tree.c (first_field): New fn.
7927 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7930 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7931 even when linking statically, for now.
7933 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7936 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7937 without a cselib val.
7938 (count_uses): Accept MO_VAL_SET with no val on stores.
7939 (add_stores): Likewise.
7941 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7943 * var-tracking.c (check_value_val): Add a compile time assertion.
7944 (dv_is_decl_p): Simplify.
7945 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7946 gcc_assert if ENABLE_CHECKING.
7948 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7951 * var-tracking.c: Include tree-flow.h.
7952 (mem_dies_at_call): New.
7953 (dataflow_set_preserve_mem_locs): Use it.
7954 (dataflow_set_remove_mem_locs): Likewise.
7955 (dump_var): Renamed from dump_variable. Adjust all callers.
7956 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7957 * Makefile.in (var-tracking.o): Adjust deps.
7959 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7961 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7963 2010-01-20 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/42717
7966 * tree-ssa-dce.c (get_live_post_dom): Remove.
7967 (forward_edge_to_pdom): Take an arbitrary edge to copy
7968 degenerate PHI args from.
7969 (remove_dead_stmt): Use the first post-dominator even if it
7970 does not contain live statements as redirection destination.
7972 2010-01-20 Richard Guenther <rguenther@suse.de>
7974 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7976 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7978 * sel-sched.c (create_speculation_check): Remove set but not used
7980 (try_transformation_cache): Remove set but not used variable ds.
7981 (calculate_privileged_insns): Remove set but not used variables
7982 cur_insn and min_spec_insn.
7983 (find_best_expr): Remove set but not used variable avail_n.
7984 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7986 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7988 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7989 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7992 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7995 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7996 cpu types. Add support for *-sse3 cpu types.
7997 (x86_64-*-*): Ditto.
7999 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8002 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8003 argument, call initializer_constant_valid_p_1 instead of
8004 initializer_constant_valid_p, pass CACHE to it, return NULL
8005 immediately if first call returns NULL.
8006 (initializer_constant_valid_p_1): New function.
8007 (initializer_constant_valid_p): Use it.
8009 2010-01-20 Thomas Quinot <quinot@adacore.com>
8011 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8013 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8015 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8016 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8017 (loc_list_from_tree): Don't handle unsigned division. Handle
8018 signed modulo using DW_OP_{over,over,div,mul,minus}.
8019 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8020 modulo instead of signed.
8022 2010-01-20 DJ Delorie <dj@redhat.com>
8024 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8026 (h8300_emit_stack_adjustment): Propogate it.
8028 (h8300_expand_prologue): Likewise.
8029 (h8300_expand_epilogue): Likewise.
8031 2010-01-19 Michael Matz <matz@suse.de>
8033 PR tree-optimization/41783
8034 * tree-data-ref.c (toplevel): Include flags.h.
8035 (dump_data_dependence_relation): Also dump the inputs if the
8036 result will be unknown.
8037 (split_constant_offset_1): Look through some conversions.
8038 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8039 the offset from last element is too large.
8040 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8041 (reassociate_to_the_same_stmt): Handle vector registers.
8042 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8044 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8045 wide_prolog_niters argument, emit widening instructions.
8046 (vect_do_peeling_for_alignment): Adjust caller, use widened
8047 variant of the iteration cound.
8048 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8050 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8053 * config/arm/neon-testgen.m (emit_automatics): New parameter
8054 features. Adjust for Fixed_return_reg feature.
8055 (test_intrinsic): Call emit_automatics with new feature.
8056 * config/arm/neon.ml: Update copyright years.
8057 (features): New Fixed_return_reg feature.
8058 (ops): Update feature for Vget_low.
8060 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8062 PR tree-optimization/42719
8063 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8067 * fwprop.c (all_uses_available_at): Return false if def_set dest
8068 is a REG that is used in def_insn.
8070 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8072 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8074 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8077 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8079 * target.h (struct gcc_target) <secondary_reload>: Change type
8080 of last argument to secondary_reload_info *.
8082 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8085 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8086 memory references with unaligned offsets. Remove CQImode handling.
8087 (unaligned_memory_operand): Return 1 for memory references with
8088 unaligned offsets. Remove CQImode handling.
8090 2010-01-18 Richard Guenther <rguenther@suse.de>
8093 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8096 2010-01-18 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/42781
8099 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8100 restrict processing only if the original variable was artificial.
8102 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8104 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8105 find number of popped argument bytes.
8107 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8108 Fix the text that describes the return value for invalid insns.
8110 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8112 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8113 Clarify what 'cost of the -dependence' is. Fix quoting.
8115 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8116 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8118 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8120 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8121 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8123 2010-01-17 Richard Guenther <rguenther@suse.de>
8126 * function.c (split_complex_args): Take a VEC to modify.
8127 (assign_parms_augmented_arg_list): Build a VEC instead of
8128 a chain of PARM_DECLs.
8129 (assign_parms_unsplit_complex): Take a VEC of arguments.
8130 Do not fixup unmodified parms.
8131 (assign_parms): Deal with the VEC.
8132 (gimplify_parameters): Likewise.
8134 2010-01-17 Richard Guenther <rguenther@suse.de>
8136 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8137 node existence check.
8138 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8139 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8140 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8141 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8142 (gimple_execute_on_growing_pred): Likewise.
8144 2010-01-17 Richard Guenther <rguenther@suse.de>
8146 PR tree-optimization/42773
8147 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8148 (compute_antic_aux): Likewise.
8149 (compute_partial_antic_aux): Likewise.
8151 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8154 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8157 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8159 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8162 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8163 Fix markup for strict argument.
8165 (TARGET_SCHED_REORDER2): Fix argument types.
8167 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8168 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8170 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8171 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8173 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8176 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8177 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8178 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8179 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8180 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8182 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8184 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8186 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8187 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8189 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8191 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8194 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8196 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8197 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8199 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8201 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8203 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8204 referring to it. Fix language.
8206 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8208 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8210 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8212 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8214 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8215 '@var{stream}. Remove stray 'and'.
8217 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8219 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8221 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8223 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8224 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8226 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8227 Fix description of return value.
8228 Rename argument "sz" to "len."
8230 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8231 Clarify meaning of 'true' return value.
8233 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8235 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8236 rep_mode versus mode_rep.
8238 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8240 (TARGET_BUILTIN_DECL): Fix name.
8242 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8244 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8246 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8248 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8250 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8252 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8255 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8256 Rename argument tm_fn to md_fn.
8258 (TARGET_OPTION_PRINT): Fix argument list.
8260 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8263 * config/i386/i386.c (ix86_fixup_binary_operands):
8264 Revert FMA4 fixup of operands.
8266 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8269 * Makefile.in (write_entries_to_file, install-plugin):
8270 Use \012 instead of \n with tr.
8272 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8274 * configure.ac (HAVE_AS_REF): New C macro.
8275 * configure: Regenerate.
8276 * config.in: Likewise.
8277 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8279 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8282 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8284 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8286 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8288 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8290 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8292 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8294 (TARGET_BINDS_LOCAL_P): Fix argument type.
8296 (TARGET_ASM_FILE_END): Use prototype.
8298 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8300 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8302 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8304 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8306 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8307 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8309 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8310 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8312 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8313 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8314 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8315 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8317 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8319 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8321 (TARGET_INIT_BUILTINS): Use prototype.
8323 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8324 Put 'const char *' in braces. Fix parameter types.
8325 (TARGET_INVALID_CONVERSION): Fix parameter types.
8326 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8327 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8329 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8332 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8334 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8336 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8338 * doc/tm.texi (TARGET_HELP): Fix return type.
8340 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8341 in braces. Fix argument types.
8343 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8345 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8347 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8349 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8350 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8352 (TARGET_MANGLE_TYPE): Fix argument types.
8354 (TARGET_IRA_COVER_CLASSES): Use prototype.
8356 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8358 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8360 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8362 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8364 (TARGET_CALLEE_COPIES): Fix argument types.
8366 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8368 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8370 (TARGET_FUNCTION_VALUE): Fix argument types.
8372 (TARGET_RETURN_IN_MSB): Fix argument type.
8374 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8376 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8378 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8380 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8381 agree with return type.
8383 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8385 2010-01-15 Jing Yu <jingyu@google.com>
8387 PR rtl-optimization/42691
8388 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8389 a pseudo to a constant and are merged, and adjust comments.
8391 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8393 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8395 2010-01-15 Richard Guenther <rguenther@suse.de>
8398 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8399 labels of computed or non-local gotos to the destination.
8400 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8401 landing pad label is the first label.
8403 2010-01-15 Richard Guenther <rguenther@suse.de>
8405 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8407 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8410 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8411 to allow generation of the xssqrtdp instruction on power7.
8412 (sqrtdf2_fpr): Ditto.
8414 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8417 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8418 functions with noreturn attribute.
8421 * varasm.c (declare_weak): Add weak attribute to decl if it
8422 doesn't have one already.
8423 (assemble_external): Only add decls to weak_decls if they also
8424 have weak attribute.
8426 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8428 * var-tracking.c (var_reg_delete): Don't delete the association
8429 between REGs and values or one-part variables if the register
8432 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8435 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8436 because its first operand is a non-localized variable.
8438 2010-01-14 Martin Jambor <mjambor@suse.cz>
8440 PR tree-optimization/42706
8441 * tree-sra.c (encountered_recursive_call): New variable.
8442 (encountered_unchangable_recursive_call): Likewise.
8443 (sra_initialize): Initialize both new variables.
8444 (callsite_has_enough_arguments_p): New function.
8445 (scan_function): Call decl and flags check only for IPA-SRA, check
8446 whether there is a recursive call and whether it has enough arguments.
8447 (all_callers_have_enough_arguments_p): New function.
8448 (convert_callers): Look for recursive calls only when
8449 encountered_recursive_call is set.
8450 (ipa_early_sra): Bail out either if
8451 !all_callers_have_enough_arguments_p or
8452 encountered_unchangable_recursive_call.
8454 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8456 * sel-sched.c: Add 2010 to copyright years.
8457 * sel-sched-ir.c: Likewise.
8458 * sel-sched-ir.h: Likewise.
8460 2010-01-14 Martin Jambor <mjambor@suse.cz>
8462 PR tree-optimization/42714
8463 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8464 constructors specially.
8466 2010-01-14 Andi Kleen <ak@linux.intel.com>
8468 * config/i386/drivers-i386.c (detect_caches_intel):
8469 Add l2sizekb parameter and fill in.
8470 (host_detect_local_cpu): Add l2sizekb, fill in.
8471 Add Atom small cache heuristic.
8473 2010-01-14 Andi Kleen <ak@linux.intel.com>
8475 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8476 Add level3 parameter and fill in.
8477 (detect_caches_intel): Handle level3 cache.
8479 2010-01-14 Andi Kleen <ak@linux.intel.com>
8481 * config/i386/drivers-i386.c (host_detect_local_cpu):
8482 Fix core duo detection.
8484 2010-01-14 Andi Kleen <ak@linux.intel.com>
8486 * config/i386/drivers-i386.c (host_detect_local_cpu):
8489 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8491 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8492 (rs6000_variable_issue_1): this. Use...
8493 (rs6000_variable_issue): here. Reimplement. Print debug info.
8495 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8497 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8498 sel_restore_notes. Update all callers. Call reemit_notes
8501 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8503 PR rtl-optimization/42246
8504 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8507 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8509 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8510 all successors is the same as number of successors in current region.
8512 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8514 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8515 to rename is not separable. Otherwise check that its LHS is not NULL.
8517 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8519 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8521 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8523 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8524 available registers when failed to discover LHS register class.
8525 Fix indentation. Update comment.
8527 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8528 Alexander Monakov <amonakov@ispras.ru>
8530 PR rtl-optimization/42389
8531 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8533 (advance_state_on_fence): Likewise.
8534 (sel_target_adjust_priority): Print debug output only when
8535 sched_verbose >= 4, not 2.
8536 (get_expr_cost): Do not issue all unique insns on the next cycle.
8537 (fill_insns): Initialize can_issue_more from the value saved
8539 * sel-sched-ir.c (flist_add): New parameter issue_more.
8540 Init FENCE_ISSUE_MORE with it.
8541 (merge_fences): Likewise.
8542 (init_fences): Update call to flist_add.
8543 (add_to_fences, add_clean_fence_to_fences)
8544 (add_dirty_fence_to_fences): Likewise.
8545 (move_fence_to_fences): Update call to merge_fences.
8546 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8548 * sel-sched-ir.h (struct _fence): New field issue_more.
8549 (FENCE_ISSUE_MORE): New accessor macro.
8551 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8553 PR rtl-optimization/42388
8554 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8555 that have no predecessors nor successors. Do not call move_bb_info
8556 for empty blocks outside of current region.
8558 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8560 PR rtl-optimization/42294
8561 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8562 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8563 originators' originators.
8565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8567 PR rtl-optimization/39453
8568 PR rtl-optimization/42246
8569 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8571 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8573 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8574 Alexander Monakov <amonakov@ispras.ru>
8577 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8578 (maybe_tidy_empty_bb): ... here. Make static. Add new
8579 argument. Update all callers.
8580 (tidy_control_flow): ... and here. Recompute topological order
8581 of basic blocks in region if necessary.
8582 (sel_redirect_edge_and_branch): Change return type. Return true
8583 if topological order might have been invalidated.
8584 (purge_empty_blocks): Export and move from...
8585 * sel-sched.c (purge_empty_blocks): ... here.
8586 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8587 (maybe_tidy_empty_bb): Delete prototype.
8588 (purge_empty_blocks): Declare.
8590 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8592 PR rtl-optimization/42249
8593 * sel-sched.c (try_replace_dest_reg): When chosen register
8594 and original register is the same, do not bail out early, but
8595 still check all original insns for validity of replacing destination
8596 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8599 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8602 Port from no-undefined-overflow branch:
8603 2009-03-09 Richard Guenther <rguenther@suse.de>
8605 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8607 2010-01-14 Richard Guenther <rguenther@suse.de>
8610 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8612 2010-01-14 Ira Rosen <irar@il.ibm.com>
8614 PR tree-optimization/42709
8615 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8616 as scalar type in creation of constant vector operand.
8618 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8621 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8622 (check-parallel-%): Match `testsuite' directory component only
8625 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8627 PR translation/39521
8628 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8631 2010-01-13 Richard Guenther <rguenther@suse.de>
8633 PR tree-optimization/42730
8634 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8637 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8640 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8641 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8644 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8646 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8647 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8648 ___umulsi3_highpart.
8650 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8651 rather than schedule_insns if the pass is enabled.
8653 2010-01-13 Martin Jambor <mjambor@suse.cz>
8655 PR tree-optimization/42704
8656 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8659 2010-01-13 Martin Jambor <mjambor@suse.cz>
8661 PR tree-optimization/42703
8662 * tree-sra.c (analyze_access_subtree): Check that we can build a
8663 reference to the original data within the aggregate.
8665 2010-01-13 Richard Guenther <rguenther@suse.de>
8667 PR tree-optimization/42705
8668 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8670 2010-01-13 Richard Guenther <rguenther@suse.de>
8673 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8675 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8678 * var-tracking.c (values_to_unmark): New variable.
8679 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8680 values_to_unmark vector. Moved body to...
8681 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8682 instead queue it into values_to_unmark vector.
8683 (vt_find_locations): Free values_to_unmark vector.
8685 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8687 * config/s390/s390.c (override_options): Set
8688 default of max-pending-list-length to 256
8690 2010-01-13 Richard Guenther <rguenther@suse.de>
8693 * tree-pass.h (PROP_gimple_lcx): New.
8694 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8695 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8696 before the final cleanup_eh.
8697 (dump_properties): Dump PROP_gimple_lcx.
8698 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8699 (tree_lower_complex_O0): Remove.
8700 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8701 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8702 tree_lower_complex, schedule TODO_update_ssa.
8703 * lto-streamer-out.c (output_function): Stream the functions
8705 * lto-streamer-in.c (input_function): Likewise.
8706 (lto_read_body): Do not override them here.
8708 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8711 * c-typeck.c (build_c_cast): Fold value cast to union type before
8712 wrapping it in a CONSTRUCTOR.
8714 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8716 PR rtl-optimization/42699
8717 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8720 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8722 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8723 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8724 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8725 SUBTARGET_WARN_UNUSED_SPEC): ... here
8726 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8728 2010-01-12 Julian Brown <julian@codesourcery.com>
8730 * config/arm/neon-schedgen.ml (Utils): Don't try to
8731 open missing module.
8732 (find_with_result): New.
8734 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8737 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8738 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8740 PR tree-optimization/42645
8741 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8742 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8743 decl_map, set processing_debug_stmt to -1 and return name without
8746 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8748 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8749 binutils version, and reword target configuration description.
8751 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8753 * config/avr/avr.h (LINKER_NAME): Remove.
8755 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8758 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8759 that support VSX, warn for -mno-altivec if vsx is not disabled,
8762 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8763 Shujing Zhao <pearly.zhao@oracle.com>
8765 PR translation/42469
8766 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8767 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8768 character between option name and help text.
8769 * c.opt (imultilib): Likewise.
8771 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8773 * lto-streamer-out.c (output_unreferenced_globals): Output static
8776 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8778 PR rtl-optimization/42621
8779 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8780 optimizing for size.
8781 (duplicate_computed_gotos): Remove now-redundant check.
8783 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8786 * configure.ac: Save and restore LDFLAGS and LIBS
8787 * configure: Regenerate.
8789 2010-01-10 Richard Guenther <rguenther@suse.de>
8792 * builtins.c (fold_builtin_strlen): Add type argument and
8793 convert the resulting length to it.
8794 (fold_builtin_1): Adjust.
8796 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8798 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8799 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8801 (num_insns_constant_wide): Adjust for that change.
8803 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8806 * web.c (union_defs): Add used argument, to combine uses of
8808 (entry_register): Adjust type and tests of used argument.
8809 (web_main): Widen used for new use. Pass it to union_defs.
8810 * df.h (union_defs): Adjust prototype.
8812 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8815 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8816 uses in new incoming argument. Free body.
8817 (reset_debug_uses_in_loop): New.
8818 (analyze_insn_to_expand_var): Call the latter if the former found
8819 anything. Fix whitespace. Reject invalid dest overlaps before
8820 going through all insns in the loop.
8822 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8825 * haifa-sched.c (dying_use_p): Debug insns don't count.
8827 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8830 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8831 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8832 (verify_gimple_call): Reject LHS in noreturn calls.
8834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8838 * tree-vect-loop-manip.c (adjust_info): New type.
8839 (adjust_vec): New pointer to vector.
8840 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8841 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8842 (slpeel_update_phis_for_duplicate_loop): Use them.
8843 (slpeel_update_phi_nodes_for_guard1): Likewise.
8844 (slpeel_update_phi_nodes_for_guard2): Likewise.
8845 (slpeel_tree_peel_loop_to_edge): Likewise.
8846 (vect_update_ivs_after_vectorizer): Likewise.
8848 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8850 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8851 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8853 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8855 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8856 bogus uninitialized warning.
8858 2010-01-09 Richard Guenther <rguenther@suse.de>
8861 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8862 the evolution is compatible with the initial condition.
8864 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8866 * gcc.c (process_command): Update copyright notice dates.
8867 * gcov.c (print_version): Likewise.
8868 * gcov-dump.c (print_version): Likewise.
8869 * mips-tfile.c (main): Likewise.
8870 * mips-tdump.c (main): Likewise.
8872 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8875 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8877 (rotlhi3_8): Delete.
8879 (rotlsi3_8): Delete.
8880 (rotlsi3_16): Delete.
8881 (rotlsi3_24): Delete.
8883 (*rotw<mode>3): New.
8884 (*rotb<mode>3): New.
8885 * config/avr/avr.c (avr_rotate_bytes): New function.
8886 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8888 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8891 * configure.ac: Modify -rdynamic check.
8892 * configure: Regenerate.
8894 2010-01-08 DJ Delorie <dj@redhat.com>
8896 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8897 register popping order.
8899 2010-01-08 Richard Guenther <rguenther@suse.de>
8902 * c.opt (fsigned-char): Also let LTO handle this option.
8903 (funsigned-char): Likewise.
8905 2010-01-07 Richard Guenther <rguenther@suse.de>
8907 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8908 (gimple_op): Likewise.
8909 (gimple_op_ptr): Likewise.
8910 (gimple_assign_set_lhs): Remove gcc_assert.
8911 (gimple_assign_set_rhs1): Likewise.
8912 (gimple_assign_set_rhs2): Likewise.
8913 (gimple_call_set_lhs): Likewise.
8914 (gimple_call_set_fn): Likewise.
8915 (gimple_call_set_fndecl): Likewise.
8916 (gimple_call_fndecl): Likewise.
8917 (gimple_call_return_type): Likewise.
8918 (gimple_call_set_chain): Likewise.
8919 (gimple_call_num_args): Likewise.
8920 (gimple_call_set_arg): Likewise.
8921 (gimple_cond_set_code): Likewise.
8922 (gimple_cond_set_lhs): Likewise.
8923 (gimple_cond_set_rhs): Likewise.
8924 (gimple_cond_set_true_label): Likewise.
8925 (gimple_cond_set_false_label): Likewise.
8926 (gimple_label_set_label): Likewise.
8927 (gimple_goto_set_dest): Likewise.
8928 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8929 (gimple_debug_bind_get_value): Likewise.
8930 (gimple_debug_bind_get_value_ptr): Likewise.
8931 (gimple_debug_bind_set_var): Likewise.
8932 (gimple_debug_bind_set_value): Likewise.
8933 (gimple_debug_bind_reset_value): Likewise.
8934 (gimple_debug_bind_has_value_p): Likewise.
8935 (gimple_return_retval_ptr): Remove gcc_assert.
8936 (gimple_return_retval): Likewise.
8937 (gimple_return_set_retval): Likewise.
8938 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8939 (safe_referenced_var_iterator): Remove.
8940 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8941 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8942 (fill_referenced_var_vec): Remove.
8943 (first_readonly_imm_use): Remove redundant gcc_assert.
8944 (phi_arg_index_from_use): Combine gcc_asserts.
8945 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8946 (first_imm_use_stmt): Remove redundant gcc_assert.
8947 * tree-cfg.c (verify_gimple_call): Verify function and chain
8948 operands. Verify arguments.
8949 (verify_types_in_gimple_stmt): Verify condition code and labels.
8951 2010-01-07 Richard Guenther <rguenther@suse.de>
8953 PR tree-optimization/42641
8954 * sese.c (rename_map_elt_info): Use the SSA name version, do
8957 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8959 PR tree-optimization/42625
8960 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8961 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8963 2010-01-07 Duncan Sands <baldrick@free.fr>
8965 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8967 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8970 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8971 note itself is not function_invariant_p.
8973 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8975 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8976 Do not add the DF_NOTE problem.
8977 * store-motion.c (execute_rtl_store_motion): Likewise.
8979 2010-01-07 Martin Jambor <mjambor@suse.cz>
8981 PR tree-optimization/42157
8982 * tree-sra.c (compare_access_positions): Stabilize sort if both
8983 accesses have integer types, return zero immediately if they are the
8986 2010-01-06 Richard Henderson <rth@redhat.com>
8989 * haifa-sched.c (add_to_note_list): Merge into ...
8990 (concat_note_lists): ... here, and ...
8991 (unlink_other_notes, rm_other_notes): Merge into...
8992 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8993 NOTE_INSN_EPILOGUE_BEG.
8995 2010-01-06 Richard Guenther <rguenther@suse.de>
8997 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8998 not inline regular functions into always-inline functions.
9000 2010-01-06 Nick Clifton <nickc@redhat.com>
9002 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9003 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9005 (OVERRIDE_OPTIONS): Delete.
9006 (OPTIMIZATION_OPTIONS): Define.
9007 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9008 * config/rx/rx.c (rx_handle_option): Issue an error message if
9009 -mcpu=rx200 and -fpu are used together.
9010 (rx_set_optimization_options): New function. Issue an error
9011 message if an optimization attribute attempts to reset the FPU/
9012 math optimization pairing.
9013 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9014 * config/rx/rx.opt: Set the default to 32-bit doubles.
9015 * config/rx/t-rx: Add multilibs for -nofpu option.
9016 * doc/invoke.texi: Update documentation of RX options.
9018 2010-01-06 Richard Guenther <rguenther@suse.de>
9020 * tree-ssa-pre.c (name_to_id): New global.
9021 (alloc_expression_id): Simplify SSA name handling.
9022 (lookup_expression_id): Likewise.
9023 (init_pre): Zero name_to_id.
9024 (fini_pre): Free it.
9026 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9028 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9030 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9033 * config/i386/sse.md (smaxv2di3): New.
9034 (umaxv2di3): Likewise.
9035 (sminv2di3): Likewise.
9036 (uminv2di3): Likewise.
9038 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9041 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9042 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9043 (legitimize_tls_address): Likewise.
9044 (sparc_tls_referenced_p): Likewise.
9045 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9046 and adjust calls to legitimize_pic_address.
9047 (legitimate_constant_p) Use sparc_tls_referenced_p.
9048 (legitimate_pic_operand_p): Likewise.
9049 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9050 (sparc_tls_symbol_ref_1): Delete.
9051 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9052 (legitimize_tls_address): Make static, handle CONST patterns.
9053 (legitimize_pic_address): Make static, remove unused parameter and
9054 adjust recursive calls.
9055 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9056 and adjust call to legitimize_pic_address.
9057 (sparc_output_mi_thunk): Likewise.
9059 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9060 H.J. Lu <hongjiu.lu@intel.com>
9063 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9064 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9065 operands to make them signed.
9068 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9072 GTU to GT for V4SI and V2DI.
9074 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9075 (umin<mode>3): Removed.
9077 (uminv4si3): Likewise.
9079 2010-01-05 Martin Jambor <mjambor@suse.cz>
9081 PR tree-optimization/42462
9082 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9083 current_function_decl to helper functions and macros.
9085 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9088 * flags.h: Don't include real.h.
9089 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9090 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9091 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9092 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9093 * dominance.c: Update copyright.
9094 * gimple.c (walk_gimple_op): Remove inline.
9095 * tree-ssa-reassoc.c: Include real.h.
9096 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9097 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9099 2010-01-05 Nick Clifton <nickc@redhat.com>
9101 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9102 register to push into the stack frame when the accumulator has to
9103 be saved during interrupts.
9105 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9107 * doc/invoke.texi: Remove the documentation about option
9109 * common.opt (Wunreachable-code): Preserved for backward
9111 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9112 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9113 the backward compatibility flag section.
9115 2010-01-05 Richard Guenther <rguenther@suse.de>
9117 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9119 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9122 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9124 PR tree-optimization/42508
9125 * tree-sra.c (convert_callers): Check for recursive call
9126 by comparing cgraph nodes instead of decls.
9127 (modify_function): Call ipa_modify_formal_parameters also
9128 on all same_body aliases.
9130 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9131 cgraph nodes when checking for same_body aliases.
9133 2010-01-05 Richard Guenther <rguenther@suse.de>
9135 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9136 allocation and lookup.
9137 (get_or_alloc_expr_for_constant): Likewise.
9138 (phi_translate): Sink allocation.
9140 2010-01-04 Richard Guenther <rguenther@suse.de>
9142 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9143 a new entry only if needed.
9144 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9145 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9147 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9149 (phi_translate): Handle CONSTANTs early.
9151 2010-01-04 Martin Jambor <mjambor@suse.cz>
9153 PR tree-optimization/42398
9154 * tree-sra.c (struct access): Removed flag grp_different_types.
9155 (dump_access): Do not dump the removed flag.
9156 (sort_and_splice_var_accesses): Do not set the removed flag.
9157 (sra_modify_expr): Check for type compatibility directly.
9159 2010-01-04 Martin Jambor <mjambor@suse.cz>
9161 PR tree-optimization/42366
9162 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9163 edges with variable number of parameters.
9164 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9165 flag instead of asserting it.
9166 (ipa_read_node_info): Read uses_analysis_done flag.
9168 2010-01-04 Richard Guenther <rguenther@suse.de>
9170 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9171 iterative_hash_* as intended.
9172 (vn_reference_compute_hash): Likewise. Simplify hashing
9174 (vn_reference_lookup_2): Likewise.
9175 (vn_nary_op_compute_hash): Likewise.
9176 (vn_phi_compute_hash): Likewise.
9177 (expressions_equal_p): Remove strange code.
9178 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9179 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9180 (bitmap_insert_into_set_1): Take value-id as parameter.
9181 (add_to_value): Pass it.
9182 (bitmap_insert_into_set): Likewise.
9183 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9185 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9188 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9189 (do_self_spec): For switches with SWITCH_IGNORE set set also
9190 SWITCH_IGNORE_PERMANENTLY.
9191 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9194 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9196 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9197 tree of an unreferenced global var.
9199 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9202 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9203 GTU to GT for V4SI and V2DI.
9205 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9206 (umin<mode>3): Removed.
9208 (uminv4si3): Likewise.
9210 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9213 * collect2.c (main): Turn on trace in collect2 if -v is passed
9216 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9218 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9219 description of expression operand.
9221 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9223 * configure.ac: Add install-html to target_list for Make-hooks.
9224 * configure: Regenerate.
9225 * fortran/Make-lang.in (F95_HTMLFILES): New.
9226 (fortran.html): Use it.
9227 (fortran.install-html): New.
9228 * Makefile.in (install-html): Add lang.install-html.
9229 * java/Make-lang.in (JAVA_HTMLFILES): New.
9230 (java.html): Use it.
9231 (java.install-html): New.
9232 * objc/Make-lang.in (objc.install-html): New.
9233 * objcp/Make-lang.in (obj-c++.install-html): New.
9234 * cp/Make-lang.in (c++.install-html): New.
9235 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9236 * lto/Make-lang.in (lto.install-html): New.
9238 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9241 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9243 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9245 PR rtl-optimization/41862
9246 * store-motion.c (store_killed_in_insn, compute_store_table,
9247 remove_reachable_equiv_notes, replace_store_insn,
9248 build_store_vectors): Ignore all DEBUG_INSNs.
9250 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9253 * common.opt: Add dumpdir.
9255 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9257 (option_map): Add --dumpdir.
9259 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9261 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9263 * opts.c (decode_options): Try dump_dir_name first if
9264 dump_base_name isn't an absolute path.
9265 (common_handle_option): Handle OPT_dumpdir.
9267 * toplev.c (dump_dir_name): New.
9268 (print_switch_values): Also ignore -dumpdir.
9270 * toplev.h (dump_dir_name): New.
9272 2010-01-03 Richard Guenther <rguenther@suse.de>
9274 PR tree-optimization/42589
9275 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9276 double-word expansion of bswap32.
9278 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9280 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9281 with BLOCK_FOR_INSN.
9282 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9283 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9284 noce_process_if_block): Likewise.
9285 * gcse.c (compute_local_properties, insert_expr_in_table,
9286 insert_set_in_table, canon_list_insert, find_avail_set,
9287 pre_insert_copy_insn): Likewise.
9289 * basic-block.h (BLOCK_NUM): Move from here...
9290 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9292 2010-01-03 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/42438
9295 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9296 contains_may_not_return_call flag.
9297 (BB_MAY_NOTRETURN): New.
9298 (valid_in_sets): Trapping nary operations are not valid
9299 in blocks that may not return.
9300 (insert_into_preds_of_block): Remove check for trapping expressions.
9301 (compute_avail): Compute also BB_MAY_NOTRETURN.
9303 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9305 * doc/invoke.texi: Add 2010 to copyright years.
9307 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9309 * config/sparc/sparc.c: Fix formatting nits.
9311 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9312 Alexander Monakov <amonakov@ispras.ru>
9314 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9316 2010-01-02 Richard Guenther <rguenther@suse.de>
9319 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9320 (simplify_switch_using_ranges): Mark to be removed edges
9323 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9325 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9327 * collect2.c (scan_libraries): Add missing argument in call to
9330 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9333 * config/alpha/predicates.md (aligned_memory_operand): Return false
9335 (unaligned_memory_operand): Return true for CQImode.
9336 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9337 doesn not cross aligned SImode word boundary.
9339 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9341 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9343 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9344 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9346 2010-01-02 Richard Guenther <rguenther@suse.de>
9349 * toplev.c (compile_file): Emit LTO marker properly. Change
9351 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9353 2010-01-01 Richard Guenther <rguenther@suse.de>
9356 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9358 2010-01-01 Richard Guenther <rguenther@suse.de>
9361 * c-decl.c (grokdeclarator): For zero-size arrays force
9362 structural equality checks as layout_type does.
9364 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9366 * builtins.c: Update copyright to 2010.
9368 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9371 * lto-streamer-out.c (produce_asm): Revert the last change.
9372 (copy_function): Likewise.
9374 * lto-streamer.c (lto_get_section_name): Skip any leading
9377 2010-01-01 Richard Guenther <rguenther@suse.de>
9380 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9384 Copyright (C) 2010 Free Software Foundation, Inc.
9386 Copying and distribution of this file, with or without modification,
9387 are permitted in any medium without royalty provided the copyright
9388 notice and this notice are preserved.