1 2010-05-13 Martin Jambor <mjambor@suse.cz>
3 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
5 * gimple-fold.c (get_base_binfo_for_type): New function.
6 (gimple_get_relevant_ref_binfo): Likewise.
7 (gimple_fold_obj_type_ref_known_binfo): Likewise.
8 (gimple_fold_obj_type_ref): Likewise.
9 (fold_gimple_call): Simplify condition for folding virtual calls
10 and call gimple_fold_obj_type_ref.
11 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
12 (gimple_fold_obj_type_ref_known_binfo): Likewise.
14 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
16 * config/rs6000/rs6000-protos.h
17 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
18 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
19 (rs6000_debug_mode_dependent_address)
20 (rs6000_mode_dependent_address_ptr): Likewise.
22 2010-05-13 Jakub Jelinek <jakub@redhat.com>
25 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
27 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
28 * tree-sra.c (create_access_replacement): Call unshare_expr before
29 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
31 * dwarf2out.c: Include tree-flow.h.
32 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
33 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
34 Handle DW_OP_bit_piece.
35 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
36 construct_piece_list, adjust_piece_list): New functions.
37 (add_var_loc_to_decl): Handle SRA optimized variables.
38 Adjust for var_loc_note to loc field renaming.
39 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
41 (new_loc_descr_op_bit_piece): New function.
42 (dw_sra_loc_expr): New function.
43 (dw_loc_list): Use it. Don't handle the last range after the
44 loop, handle it inside of the loop. Adjust for var_loc_note
45 to loc field renaming.
46 (add_location_or_const_value_attribute): Only special case
47 single entry loc lists if loc is NOTE_P. Adjust for
48 var_loc_note to loc field renaming.
49 (dwarf2out_var_location): Don't set newloc->var_loc_note
50 and newloc->next here.
52 2010-05-12 Jan Hubicka <jh@suse.cz>
54 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
55 * cgraph.h (cgraph_only_called_directly_p,
56 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
57 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
58 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
60 * ipa.c (cgraph_remove_unreachable_nodes): Use
61 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
62 * tree-inline.c (copy_bb): Check address_taken flag.
63 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
64 externally_visible flag.
66 2010-05-12 Jason Merrill <jason@redhat.com>
70 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
71 * sdbout.c (plain_type_1): Likewise.
72 * dwarf2out.c (is_base_type): Likewise.
73 (gen_type_die_with_usage): Likewise. Generate
74 DW_TAG_unspecified_type for any LANG_TYPE.
76 2010-05-12 Jan Hubicka <jh@suse.cz>
78 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
80 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
81 (cgraph_clone_edge): Update.
82 (cgraph_node_remove_callees): Remove indirect calls too.
83 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
84 (cgraph_create_indirect_edge): Update prototype.
85 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
86 is_proper_for_analysis.
87 (add_new_function, visited_nodes, function_insertion_hook_holder,
88 get_local_reference_vars_info, mark_address_taken, mark_address,
89 mark_load, mark_store, check_asm_memory_clobber, check_call,
90 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
91 (ipa_init): Do not initialize visited_nodes;
92 function_insertion_hook_holder.
93 (analyze_variable): Rewrite.
94 (analyze_function): Rewrite.
95 (copy_local_bitmap): Remove.
96 (duplicate_node_dat): Do not duplicate local info.
97 (generate_summary): Simplify to only walk cgraph.
98 (write_node_summary_p, ipa_reference_write_summary,
99 ipa_reference_read_summary): Remove.
100 (propagate): Do not remove function insertion;
102 (pass_ipa_reference): NULLify summary handling fields.
103 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
104 (input_edge): Input ecf_flags.
105 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
106 (update_indirect_edges_after_inlining): Ignore edges with unknown
109 2010-05-12 Sriraman Tallam <tmsriram@google.com>
111 * implicit-zee.c: New file.
112 * tree-pass.h (pass_implicit_zee): Declare.
113 * passes.c (init_optimization_passes): Add zee pass.
114 * common.opt (fzee): New flag.
115 * timevar.def (TV_ZEE): Define.
116 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
118 * Makefile.in (implicit-zee.o): Add new build file.
120 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
121 Nathan Froyd <froydnj@codesourcery.com>
123 * c-common.c (sync_resolve_params): Remove write-only variable.
125 2010-05-12 Anatoly Sokolov <aesok@post.ru>
127 * target.h (struct gcc_target): Add mode_dependent_address_p field.
128 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
129 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
130 * targhooks.c (default_mode_dependent_address_p): New function.
131 * targhooks.h (default_mode_dependent_address_p): Declare function.
132 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
133 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
134 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
135 target hook. Change return type to bool.
136 * recog.h: (mode_dependent_address_p): Change return type to bool.
138 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
139 Nathan Froyd <froydnj@codesourcery.com>
141 * tree-mudflap.c (build_function_type_0, build_function_type_1,
142 build_function_type_2, build_function_type_3): Remove.
143 (mudflap_init): Use build_function_type_list.
145 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
146 Nathan Froyd <froydnj@codesourcery.com>
148 * coverage.c (build_fn_info_value): Call build_constructor instead of
149 build_constructor_from_list.
150 (build_ctr_info_value): Likewise.
151 (build_gcov_info): Likewise.
153 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
155 * tree.c (build_constructor): Compute TREE_CONSTANT for the
156 resultant constructor.
157 (build_constructor_single): Don't set TREE_CONSTANT.
158 (build_constructor_from_list): Don't compute TREE_CONSTANT.
160 2010-05-12 Jan Hubicka <jh@suse.cz>
162 * cgraph.h (struct varpool_node): Add aux.
163 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
164 * varpool.c (varpool_remove_node): Do not remove initializer.
165 (varpool_reset_queue): Export.
166 (varpool_finalize_decl): Volatile vars are forced to be output.
167 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
169 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
170 process_references, varpool_can_remove_if_no_refs): New functions.
171 (cgraph_remove_unreachable_nodes): Handle variables too.
173 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
176 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
178 2010-05-12 Jakub Jelinek <jakub@redhat.com>
181 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
182 change value of ORT_TASK.
183 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
184 (omp_notice_threadprivate_variable): New function.
185 (omp_notice_variable): Call it for threadprivate variables.
186 If enclosing ctx is a task, print enclosing task rather than
187 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
188 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
189 if task has untied clause.
192 * dwarf2out.c (base_type_die): Don't add name attribute here.
193 (modified_type_die): Instead of sizetype use
194 its underlying original type. If a DW_TAG_base_type doesn't
195 have name added, add __unknown__.
196 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
197 always call force_type_die instead.
199 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
201 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
202 for __stack_chk_guard.
204 2010-05-11 Jakub Jelinek <jakub@redhat.com>
206 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
207 don't call start_source_file debug hook here...
208 (finish_options): ... but here, after outputting predefined and
209 command line defines and undefs.
212 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
214 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
215 optimizing away empty bb with no successors, move over its
216 footer chain to fallthru predecessor.
217 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
218 (rtl_split_edge): For asm goto call patch_jump_insn even if
219 splitting fallthru edge.
222 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
223 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
224 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
225 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
229 * c-parser.c (c_parser_expression): Mark LHS of a comma
230 expression as read if it is a decl, handled component or
231 COMPOUND_EXPR with that on the RHS.
232 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
233 if it is a decl or handled component.
235 2010-05-11 Jan Hubicka <jh@suse.cz>
237 * lto-symtab.c (lto_symtab_free): New function.
238 * lto-streamer.h (lto_symtab_free): Declare.
240 2010-05-11 Jan Hubicka <jh@suse.cz>
242 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
243 that if function is needed it is reachable.
244 (lto_output_node): See if it the function is reachable or referenced.
245 (output_cgraph): Update call of lto_output_node.
246 * lto-streamer.h (reachable_from_other_partition_p): Declare.
248 2010-05-11 Jan Hubicka <jh@suse.cz>
250 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
253 2010-05-11 Jan Hubicka <jh@suse.cz>
255 PR tree-optimize/44063
256 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
257 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
259 (estimate_function_body_sizes): Compute sizes even when disregarding.
261 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
263 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
265 2010-05-11 Jan Hubicka <jh@suse.cz>
267 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
270 2010-05-11 Jan Hubicka <jh@suse.cz>
272 * matrix-reorg.c (matrix_reorg): Rebuild edges.
274 2010-05-11 Jan Hubicka <jh@suse.cz>
276 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
277 lto_streamer_cache_delete): Put nodes into heap.
278 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
281 2010-05-11 Jan Hubicka <jh@suse.cz>
283 * cgraphbuild.c (cgraph_rebuild_references): New.
284 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
286 * cgraph.h (cgraph_rebuild_references): Declare.
287 * tree-inline.c (tree_function_versioning): Use it.
288 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
290 2010-05-11 Jan Hubicka <jh@suse.cz>
292 * cgraph.c: Include ipa-utils.h
293 (cgraph_create_virtual_clone): Update references.
294 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
296 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
298 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
299 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
302 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
304 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
306 2010-05-11 Jakub Jelinek <jakub@redhat.com>
308 * gcc.c (execute): For -### don't quote arguments that
309 contain just alphanumerics and _/-. characters.
310 * doc/invoke.texi: Document that change for -###.
313 * df-problems.c (struct dead_debug): Add to_rescan field.
314 (dead_debug_init): Clear to_rescan field.
315 (dead_debug_finish): Rescan all debug insns in to_rescan
316 bitmap and free the bitmap.
317 (dead_debug_insert_before): Instead of rescanning debug insns
318 immediately queue their rescanning until dead_debug_finish.
319 (df_note_bb_compute): After dead_debug_add do continue instead
322 2010-05-10 Jakub Jelinek <jakub@redhat.com>
325 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
326 clear also INSN_REG_USE_LIST.
328 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
330 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
332 2010-05-10 Jan Hubicka <jh@suse.cz>
334 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
336 2010-05-10 Jan Hubicka <jh@suse.cz>
338 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
340 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
341 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
342 (lto_streamer_cache_create): Init alloc pool.
343 (lto_streamer_cache_delete): Free alloc pool.
344 * lto-streamer.h: Include alloc pool.
345 (lto_streamer_cache_d): Use alloc pool.
346 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
348 2010-05-10 Jan Hubicka <jh@suse.cz>
350 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
351 * cgraphbuild.c: Include except.h
352 (record_type_list, record_eh_tables): New function.
353 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
355 2010-05-10 Jan Hubicka <jh@suse.cz>
357 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
358 __frame_dummy_init_array_entry, force_to_data): Attribute as used
361 2010-05-10 Michael Matz <matz@suse.de>
363 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
364 (can_reassociate_p): Use FLOAT_TYPE_P.
365 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
366 (vect_force_simple_reduction): ... this.
367 * tree-parloops.c (gather_scalar_reductions): Use
368 vect_force_simple_reduction.
369 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
370 vect_is_simple_reduction, add modify argument, if true rewrite
372 (vect_is_simple_reduction, vect_force_simple_reduction): New
374 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
376 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
377 Vladimir Makarov <vmakarov@redhat.com>
379 PR rtl-optimization/44012
380 * ira-build.c (remove_unnecessary_allocnos): Nullify
381 regno_allocno_map of the removed allocno.
383 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
385 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
387 * configure: Regenerate.
389 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
391 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
393 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
394 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
396 * configure: Regenerate.
398 2010-05-10 Richard Guenther <rguenther@suse.de>
400 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
401 marked if the entry identifier is marked.
403 2010-05-10 Richard Guenther <rguenther@suse.de>
405 * c-common.c (struct c_common_attributes): Add fnspec attribute.
406 (handle_fnspec_attribute): New function.
407 * gimple.h (gimple_call_return_flags): Declare.
408 (gimple_call_arg_flags): Likewise.
409 * gimple.c (gimple_call_arg_flags): New function.
410 (gimple_call_return_flags): Likewise.
411 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
413 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
415 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
416 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
418 (make_heapvar_for): ... this new function.
419 (handle_rhs_call): Handle fnspec attribute argument specifiers.
420 (handle_lhs_call): Likewise.
421 (find_func_aliases): Adjust.
423 2010-05-10 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/44050
426 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
428 2010-05-10 Wei Guozhi <carrot@google.com>
431 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
433 2010-05-09 Joseph Myers <joseph@codesourcery.com>
436 * c-typeck.c (lookup_field): Take a type directly. Update
438 (build_component_ref): Update call to lookup_field.
439 (set_init_label): Use lookup_field to find initialized field.
440 Handle returned list of fields like a sequence of designators.
442 2010-05-09 Richard Guenther <rguenther@suse.de>
445 * fold-const.c (tree_single_nonzero_warnv_p): Properly
446 handle &FUNCTION_DECL.
448 2010-05-09 Joseph Myers <joseph@codesourcery.com>
451 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
452 structures and unions recursively.
453 (detect_field_duplicates): Move duplicate detection with a hash to
454 detect_field_duplicates_hash. Always use a hash if anonymous
455 structures or unions are present.
456 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
459 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
462 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
463 detect Atom, Core 2 and Core i7.
465 2010-05-09 Richard Guenther <rguenther@suse.de>
467 * gcc.c (store_arg): Handle temporary file deletion for
470 2010-05-09 Richard Guenther <rguenther@suse.de>
473 * ipa-inline.c (estimate_function_body_sizes): Return after
474 disregarding inline limits.
476 2010-05-09 Richard Guenther <rguenther@suse.de>
478 * gcc.c (store_arg): Revert last change.
480 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
483 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
484 (optimize_ops_list): Call it.
486 2010-05-08 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/44030
489 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
490 NECESSARY flag if we propagate from a inserted expression.
492 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
494 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
495 domain types as equal if they are both PLACEHOLDER_EXPRs.
497 2010-05-08 Richard Guenther <rguenther@suse.de>
499 * lto-wrapper.c (run_gcc): Remove linker output from
500 command line for LTRANS invocation.
502 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
504 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
505 lto-macho as lto_binary_reader.
506 * target.h (struct gcc_target): New hooks lto_start and lto_end.
507 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
508 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
509 in lto_start and lto_end calls.
510 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
512 (scan_prog_file): Update is_elf_or_coff call.
513 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
515 * collect2.c (main): Fix enum comparison.
517 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
519 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
520 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
521 and TARGET_ASM_LTO_END.
522 * darwin.c: Include obstack.h and lto-streamer.h.
523 (lto_section_names_offset, lto_section_names_obstack,
524 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
526 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
527 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
529 (darwin_asm_lto_end): New function. Restore asm_out_file.
530 (darwin_asm_named_section): For LTO sections, replace the name with
531 the offset of the section name in a string table, and build this
533 (darwin_file_start): Initialize global vars for LTO support.
534 (darwin_file_end): If output to asm_out_file was redirected, append it
535 to the proper asm_out_file here. Add the section names section.
537 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
539 * c-pragma.c (pending_weak_d, pending_weak): New.
540 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
541 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
542 handle_pragma_weak): Update the uses of pending_weaks.
544 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 PR documentation/44016
547 * doc/standards.texi (Standards): Link to unversioned
548 cxx0x_status.html page.
550 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
553 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
554 in addition to TREE_USED, to avoid "set but unused" warnings.
556 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
558 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
559 (is_loop_prefetching_profitable): Do not insert prefetches
560 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
561 times the prefetch ahead distance.
563 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
565 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
566 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
567 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
570 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
572 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
573 a diagnostic info when the insn-to-mem ratio is too small.
575 2010-05-07 Richard Guenther <rguenther@suse.de>
577 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
579 (store_arg): Queue temp_filename for deletion instead of
582 2010-05-07 Richard Guenther <rguenther@suse.de>
584 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
585 (run_gcc): Handle LTRANS phase invocation.
586 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
588 2010-05-07 Jakub Jelinek <jakub@redhat.com>
590 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
591 this is also meaningful on PARM_DECLs and RESULT_DECLs.
593 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
597 2010-05-07 Richard Guenther <rguenther@suse.de>
599 PR tree-optimization/44020
600 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
601 code when PRE is not yet initialized.
603 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
605 * config/mips/dbxmdebug.h: Remove.
606 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
608 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
610 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
611 with null pointer and also warn about ordered comparison of zero with
614 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
616 * graphite-blocking.c
617 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
618 * graphite-clast-to-gimple.c
619 (clast_to_gcc_expression): Same.
620 (precision_for_value): Same.
621 (precision_for_interval): Same.
622 (gcc_type_for_interval): Same.
623 (graphite_create_new_guard): Same.
624 (compute_bounds_for_level): Same.
625 (graphite_create_new_loop_guard): Same.
626 * graphite-interchange.c
627 (build_linearized_memory_access): Same.
628 (pdr_stride_in_loop): Same.
629 (memory_strides_in_loop_1): Same.
630 (memory_strides_in_loop): Same.
631 (extend_scattering): Same.
632 (psct_scattering_dim_for_loop_depth): Same.
633 (pbb_number_of_iterations): Same.
635 (debug_iteration_domains): Same.
637 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
638 (ppl_set_inhomogeneous_gmp): Same.
639 (ppl_strip_loop): Same.
640 (ppl_lexico_compare_linear_expressions): Same.
641 (ppl_read_polyhedron_matrix): Same.
642 (ppl_max_for_le_pointset): Same.
644 (ppl_read_polyhedron_matrix): Same.
645 (tree_int_to_gmp): Same.
646 (gmp_cst_to_tree): Same.
647 (ppl_set_inhomogeneous): Same.
648 (ppl_set_inhomogeneous_tree): Same.
649 (ppl_set_coef): Same.
650 (ppl_set_coef_tree): Same.
651 * graphite-sese-to-poly.c
652 (build_pbb_scattering_polyhedrons): Same.
653 (build_scop_scattering): Same.
654 (scan_tree_for_params_right_scev): Same.
655 (scan_tree_for_params): Same.
656 (find_params_in_bb): Same.
657 (find_scop_parameters): Same.
658 (add_upper_bounds_from_estimated_nit): Same.
659 (build_loop_iteration_domains): Same.
660 (add_condition_to_domain): Same.
661 (pdr_add_memory_accesses): Same.
663 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
665 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
666 CLooG's value_* macros to their respective mpz_* counterparts.
667 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
668 (graphite_create_new_loop_guard): Same.
669 * graphite-interchange.c (build_linearized_memory_access): Same.
670 (pdr_stride_in_loop): Same.
671 (memory_strides_in_loop_1): Same.
672 (1st_interchange_profitable_p): Same.
673 * graphite-poly.c (extend_scattering): Same.
674 (psct_scattering_dim_for_loop_depth): Same.
675 (pbb_number_of_iterations): Same.
676 (pbb_number_of_iterations_at_time): Same.
677 * graphite-poly.h (new_1st_loop): Same.
678 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
679 (oppose_constraint): Same.
680 (insert_constraint_into_matrix): Same.
681 (ppl_set_inhomogeneous_gmp): Same.
682 (ppl_set_coef_gmp): Same.
683 (ppl_strip_loop): Same.
684 (ppl_lexico_compare_linear_expressions): Same.
685 (ppl_max_for_le_pointset): Same.
686 (ppl_min_for_le_pointset): Same.
687 (ppl_build_realtion): Same.
688 * graphite-ppl.h (gmp_cst_to_tree): Same.
689 (ppl_set_inhomogeneous): Same.
690 (ppl_set_inhomogeneous_tree): Same.
691 (ppl_set_coef): Same.
692 (ppl_set_coef_tree): Same.
693 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
694 (build_scop_scattering): Same.
695 (add_value_to_dim): Same.
696 (scan_tree_for_params_right_scev): Same.
697 (scan_tree_for_params_int): Same.
698 (scan_tree_for_params): Same.
699 (find_params_in_bb): Same.
700 (find_scop_parameters): Same.
701 (add_upper_bounds_from_estimated_nit): Same.
702 (build_loop_iteration_domains): Same.
703 (create_linear_expr_from_tree): Same.
704 (add_condition_to_domain): Same.
705 (pdr_add_memory_accesses): Same.
707 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
708 Jason Merrill <jason@redhat.com>
710 * c-common.c (c_common_reswords): Add nullptr.
711 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
712 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
713 (gen_type_die_with_usage): Likewise.
714 * dbxout.c (dbxout_type): Likewise.
715 * sdbout.c (plain_type_1): Likewise.
717 2010-05-06 Jason Merrill <jason@redhat.com>
719 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
720 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
722 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
724 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
725 stripping WITH_SIZE_EXPR.
726 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
729 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
731 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
732 list of obsolete configurations.
733 Disabled check for obsolete configurations.
734 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
735 Removed support for previous versions.
736 * config/mips/iris.h: Removed.
737 * config/mips/iris5.h: Removed.
738 * config/mips/iris6.h: Merged old iris.h contents.
739 (TARGET_IRIX): Removed.
740 (DRIVER_SELF_SPECS): Removed mabi=32.
741 (IDENT_ASM_OP): Removed undef.
742 (STARTFILE_SPEC): Removed mabi=32.
743 (ENDFILE_SPEC): Likewise.
744 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
745 (MACHINE_TYPE): Update for IRIX 6.5.
746 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
747 TARGET_IRIX by TARGET_IRIX6.
748 (mips_file_start): Likewise.
749 (mips_output_external): Remove IRIX 5/6 O32 support.
750 (mips_output_function_prologue): Likewise.
751 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
753 (TARGET_CPU_CPP_BUILTINS): Likewise.
754 (TARGET_IRIX): Removed.
755 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
756 (MULTILIB_DIRNAMES): Removed 32.
757 (MULTILIB_OSDIRNAMES): Removed ../lib.
758 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
759 (Specific, mips-sgi-irix5): Document removal.
760 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
761 Remove references to older IRIX 6 releases and the O32 ABI.
763 2010-05-06 Jakub Jelinek <jakub@redhat.com>
766 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
767 instead of DF_REF_REAL_REG.
769 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
772 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
773 handling to still return true for x64 targets.
775 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
777 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
779 2010-05-06 Jan Hubicka <jh@suse.cz>
781 PR tree-optimization/43791
782 * ipa-inline.c (update_caller_keys): Remove bogus
783 disregard_inline_limits check.
785 2010-05-06 Michael Matz <matz@suse.de>
787 PR tree-optimization/43984
788 * tree-ssa-pre.c (inserted_phi_names): Remove.
789 (inserted_exprs): Change to bitmap.
790 (create_expression_by_pieces): Set bits, don't append to vector.
791 (insert_into_preds_of_block): Don't handle inserted_phi_names.
792 (eliminate): Don't look at inserted_phi_names, remove deleted
793 insns from inserted_exprs.
794 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
795 (init_pre, fini_pre): Allocate and free bitmaps.
796 (execute_pre): Insert insns on edges before elimination.
798 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
800 * tree.c (initializer_zerop): Handle STRING_CST.
802 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
805 * doc/invoke.texi (Wimplicit): Document as C only.
806 * opts.c (common_handle_option): Add argument kind.
807 (handle_option): Rename as read_cmdline_option. Factor out code to...
808 (handle_option): ... here. New.
809 (handle_options): Rename as read_cmdline_options.
810 (decode_options): Update call.
811 (set_option): Use option index instead of option pointer. Classify
812 diagnostics correctly.
813 (enable_warning_as_error): Call handle_option.
814 * opts.h (set_option): Update declaration.
815 (handle_option): Declare.
816 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
817 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
818 * c-opts.c (set_Wimplicit): Delete.
819 (c_family_lang_mask): New static constant.
820 (c_common_handle_option): Add argument kind. Use handle_option
821 instead of set_Wimplicit.
822 (c_common_post_options): warn_implicit and warn_implicit_int
823 are disabled by default.
824 * c-common.c (warn_implicit): Do not define here.
825 * c-common.h (warn_implicit): Do not declare here.
826 (c_common_handle_option): Update declaration.
827 * lto-opts.c (lto_reissue_options): Update call to set_option.
829 2010-05-06 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/43571
832 * domwalk.c (walk_dominator_tree): Walk the dominator
833 sons in more optimal order.
835 2010-05-06 Richard Guenther <rguenther@suse.de>
837 PR tree-optimization/43934
838 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
839 (stmt_cost): Likewise.
840 (extract_true_false_args_from_phi): New helper.
841 (determine_max_movement): For PHI nodes verify we can hoist them
842 and compute their cost.
843 (determine_invariantness_stmt): Handle PHI nodes.
844 (move_computations_stmt): Likewise. Hoist PHI nodes in
845 if-converted form using COND_EXPRs.
846 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
847 (tree_ssa_lim): Likewise.
848 * tree-flow.h (tree_ssa_lim): Adjust prototype.
849 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
851 2010-05-06 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/43987
854 * tree-ssa-structalias.c (could_have_pointers): For possibly
855 address-taken variables force pointers to be recorded.
856 (create_variable_info_for_1): Likewise.
857 (push_fields_onto_fieldstack): Pass in wheter all fields
859 (find_func_aliases): Query types instead of vars whether
860 they contain pointers where appropriate.
862 2010-05-06 Jan Hubicka <jh@suse.cz>
864 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
865 (record_reference, mark_address, mark_load, mark_store): Record
867 (record_references_in_initializer): Update call of record_references.
868 (rebuild_cgraph_edges): Remove all references before rebuiding.
869 * cgraph.c (cgraph_create_node): Clear ref list.
870 (cgraph_remove_node): Remove references.
871 (dump_cgraph_node): Dump references.
872 (cgraph_clone_node): Clone references.
873 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
874 (struct cgraph_node, varpool_node): Add ref_lst.
875 * ipa-ref.c: New file.
876 * ipa-ref.h: New file.
877 * ipa-ref-inline.h: New file.
878 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
879 (referenced_from_other_partition_p): New function.
880 (lto_output_varpool_node): Take set arugment; call
881 referenced_from_other_partition.
882 (lto_output_ref): New.
883 (add_references): New.
885 (output_cgraph): Compute boundary based on references; output refs.
886 (output_varpool): Accept cgraph_node_set argument.
889 (input_cgraph): Call input_refs.
890 * lto-section-in.c (lto_section_name): Add refs.
891 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
892 (ipa-ref.o): New file.
893 * varpool.c (varpool_node): Clear ipa ref list.
894 (varpool_remove_node): Remove references.
895 (dump_varpool_node): Dump references.
896 (varpool_assemble_decl): Only compile finalized ones.
897 (varpool_extra_name_alias): Initialize ref list.
898 * lto-streamer.c (lto-get_section_name): Add .refs section.
899 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
900 (referenced_from_other_partition_p): Declared.
902 2010-05-06 Ira Rosen <irar@il.ibm.com>
904 PR tree-optimization/43901
905 * tree-vect-stmts.c (vectorizable_call): Assert that vector
906 type is not NULL if it's transformation phase, and return
907 FALSE if it's analysis.
908 (vectorizable_conversion, vectorizable_operation,
909 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
911 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
913 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
915 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
917 * config/mips/mips-protos.h
918 (mips_small_register_classes_for_mode_p): Delete prototype.
920 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
922 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
923 * config/arm/arm.c (multiple_operation_profitable_p,
924 compute_offset_order): New static functions.
925 (load_multiple_sequence, store_multiple_sequence): Use them.
926 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
927 memory offsets, not register numbers.
928 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
930 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
932 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
933 (get_pending_sizes, put_pending_size, put_pending_sizes):
934 Update the uses of pending_sizes.
935 * c-decl.c (store_parm_decls): Likewise.
936 * c-tree.h (struct c_arg_info): Likewise.
937 * tree.h: Update the prototype for get_pending_sizes and
940 2010-05-05 Jason Merrill <jason@redhat.com>
943 * c-common.c (handle_aligned_attribute): Respect
944 ATTR_FLAG_TYPE_IN_PLACE.
947 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
948 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
949 (TARGET_INITIALIZER): Use it.
950 * c-common.c (attribute_takes_identifier_p): Call it.
951 * c-common.h: Update prototype.
952 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
953 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
955 2010-05-05 Jakub Jelinek <jakub@redhat.com>
958 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
959 DW_ID_down_case for Fortran compilation units.
961 2010-05-05 Jan Hubicka <jh@suse.cz>
963 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
966 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
968 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
969 a variable-sized RESULT_DECL.
971 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
973 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
975 2010-05-05 Jason Merrill <jason@redhat.com>
978 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
980 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
982 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
983 Jakub Jelinek <jakub@redhat.com>
986 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
987 (dead_debug_init, dead_debug_finish): New functions.
988 (dead_debug_add, dead_debug_insert_before): Likewise.
989 (df_note_bb_compute): Initialize a dead_debug object, add dead
990 debug uses to it, insert debug bind insns before death insns,
991 reset debug insns that refer to pending uses at the end.
992 * rtl.h (make_debug_expr_from_rtl): New prototype.
993 * varasm.c (make_debug_expr_from_rtl): New function.
995 2010-05-05 Jan Hubicka <jh@suse.cz>
997 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
998 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
999 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1000 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1001 lto_varpool_encoder_encode_initializer_p,
1002 lto_set_varpool_encoder_encode_initializer): New functions.
1003 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1004 call output_varpool.
1005 (input_varpool_node): Do not always set analyzed.
1006 (input_cgraph_1): Return vector of cgraph nodes.
1007 (input_varpool_1): Return vector of varpools.
1008 (input_cgraph): Free the vectors.
1009 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1010 output only initializers needed.
1011 (lto_output): Only call output_cgraph.
1012 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1013 * lto-section-out.c (lto_new_out_decl_state): Initialize
1014 state->varpool_node_encoder.
1015 * lto-streamer.h (lto_varpool_encoder_d): New.
1016 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1017 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1018 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1019 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1020 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1022 (output_varpool, input_varpool): Remove declarations.
1024 2010-05-05 Jan Hubicka <jh@suse.cz>
1026 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1027 with body can prevail.
1029 2010-05-05 Jan Hubicka <jh@suse.cz>
1031 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1034 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1036 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1038 * gengtype.h (erro_at_line): Constify pos argument.
1040 * gengtype.c: Include hashtab.h.
1041 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1042 (error_at_line): Constify pos argument.
1043 (do_typedef): Initialize p->opt field.
1044 (get_file_gtfilename): Fix comment typo.
1045 (struct walk_type_data): Constify line field.
1046 (get_output_file_for_structure): New function.
1047 (write_local_func_for_structure): Constify orig_s argument.
1048 Use get_output_file_for_structure.
1049 (write_func_for_structure): Use get_output_file_for_structure.
1050 (INDENT): New define.
1051 (dump_pair, dump_type, dump_type_list, dump_typekind)
1052 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1053 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1055 (seen_types): New variable.
1056 (main): New variable do_dump. Process "-d" command line option.
1057 Call dump_everything if dump requested.
1059 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1061 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1062 in a temporary instead of invoking the macro multiple times.
1063 (track_expr_p): Likewise.
1065 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1067 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1069 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1070 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1071 conditions for printing notes.
1072 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1073 true, update documentation.
1074 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1076 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1079 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1082 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1085 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1086 (*sse_prologue_save_insn1): Likewise.
1087 (SSE prologue save splitter): Likewise.
1089 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1092 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1093 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1094 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1095 all decls. Call it on DECL_FIELD_OFFSET of fields.
1096 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1097 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1099 2010-05-04 Martin Jambor <mjambor@suse.cz>
1101 * tree-sra.c (build_access_from_expr_1): The first parameter type
1102 changed to simple tree.
1103 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1104 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1106 (build_accesses_from_assign): Removed all parameters except for a
1107 simple gimple statement. Now returns a simple bool.
1108 (scan_function): All non-analysis parts moved to separate functions
1109 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1110 parameters and updated both callers.
1111 (sra_modify_expr): Removed parameter data.
1112 (sra_modify_function_body): New function.
1113 (perform_intra_sra): Call sra_modify_function_body to modify the
1115 (replace_removed_params_ssa_names): Parameter data changed into
1117 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1118 changed the parameter dont_convert to convert with the opposite
1120 (sra_ipa_modify_assign): Parameter data changed into adjustments
1121 vector, return value changed to bool.
1122 (ipa_sra_modify_function_body): New function.
1123 (sra_ipa_reset_debug_stmts): Updated a comment.
1124 (modify_function): Use ipa_sra_modify_function_body to modify function
1127 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1130 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1131 (canon_true_dependence): Likewise.
1132 (write_dependence_p): Likewise.
1134 2010-05-04 Jan Hubicka <jh@suse.cz>
1136 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1137 * cgraphbuild.c: Include ipa-utils.h
1138 (record_reference_ctx): New struct.
1139 (record_reference): Simplify to work on initializers; not statements.
1140 (mark_address, mark_load, mark_store): New.
1141 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1143 (record_references_in_initializer): Update use of record_reference.
1144 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1147 2010-05-04 Jan Hubicka <jh@suse.cz>
1149 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1150 node will be removed anyway.
1151 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1152 relink aliases of node into prevailing node.
1153 * varpool.c (varpool_remove_node): Remove aliases properly;
1154 when removing node, remove all its aliases too; remove DECL_INITIAL
1155 of removed node; ggc_free the varpool node.
1157 2010-05-04 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/43879
1160 * tree-ssa-structalias.c (alias_get_name): Use
1161 DECL_ASSEMBLER_NAME if available.
1162 (create_function_info_for): Return the varinfo node.
1163 (ipa_pta_execute): Associate same-body aliases and extra names
1164 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1166 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1168 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1170 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1173 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1174 only if HONOR_REG_ALLOC_ORDER is not defined.
1176 2010-05-04 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43949
1179 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1182 2010-04-26 Jason Merrill <jason@redhat.com>
1184 * c.opt (-fstrict-enums): New.
1185 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1187 2010-05-03 David Ung <davidu@mips.com>
1188 James E. Wilson <wilson@codesourcery.com>
1190 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1191 emit the trap instruction before the divide for TUNE_74K.
1193 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1195 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1196 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1197 based on the above, for new target hook.
1199 * hooks.c (hook_bool_mode_true): New generic hook.
1200 * hooks.h (hook_bool_mode_true): Add prototype.
1202 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1204 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1205 target hook, set to hook_bool_mode_false.
1206 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1207 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1208 with targetm.small_register_classes_for_mode_p.
1209 (find_reusable_reload): Likewise.
1210 (combine_reloads): Likewise.
1211 * reload1.c (reload_as_needed): Likewise.
1212 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1213 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1214 dead_or_predicable): Likewise.
1215 * regmove.c (optimize_reg_copy_1): Likewise.
1216 * calls.c (prepare_call_address): Likewise.
1217 (precompute_register_parameters): Likewise.
1219 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1221 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1222 implementation of the hook that considers all register classes
1223 small except for SH64.
1224 (sh_override_options): Use the new hook.
1225 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1228 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1230 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1231 implementation of the hook that considers all register classes
1233 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1236 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1238 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1239 implementation of the hook that considers all register classes
1241 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1244 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1246 * config/m32c/m32c.h: Likewise.
1247 * config/pdp11/pdp11.h: Likewise.
1248 * config/avr/avr.h: Likewise.
1249 * config/xtensa/xtensa.h: Likewise.
1250 * config/m68hc11/m68hc11.h: Likewise.
1251 * config/mn10300/mn10300.h: Likewise.
1252 * config/mcore/mcore.h: Likewise.
1253 * config/h8300/h8300.h: Likewise.
1254 * config/bfin/bfin.h: Likewise.
1256 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1257 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1259 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1261 * double-int.h (tree_to_double_int): Remove macro.
1262 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1263 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1264 (tree_to_double_int): New function.
1265 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1267 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1269 2010-05-03 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/43971
1272 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1273 constraints in the !flag_delete_null_pointer_checks case.
1275 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1278 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1279 result mode matches original rtl mode.
1281 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1284 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1286 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1289 when processing flag options.
1291 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1293 * gcov-iov.c (main): Change format string placeholder
1294 from %#08x to 0x%08x.
1295 * genchecksum.c (dosum): Change format string placeholder
1296 from %#02x to 0x%02x.
1298 2010-05-02 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/43879
1301 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1303 2010-05-02 Bruno Haible <bruno@clisp.org>
1305 * doc/extend.texi (Function Attributes): Fix a typo.
1307 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1310 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1311 placeholder from 0x%x to %#x.
1312 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1313 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1314 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1315 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1316 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1317 * config/i386/i386.c (ix86_target_string): Ditto.
1318 * config/i386/i386.c (output_pic_addr_const): Ditto.
1319 (print_operand): Ditto.
1321 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1323 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1324 placeholder from 0x%x to %#x.
1325 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1326 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1327 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1328 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1329 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1330 * optc-gen.awk: Ditto.
1331 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1332 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1333 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1334 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1336 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1338 * target.h (struct calls): Add function_value_regno_p field.
1339 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1340 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1341 * targhooks.c (default_function_value_regno_p): New function.
1342 * targhooks.h (default_function_value_regno_p): Declare function.
1343 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1344 * builtins.c. (apply_result_size): (Ditto.).
1345 * combine.c. (likely_spilled_retval_p): (Ditto.).
1346 * mode-switching.c. Include 'target.h'.
1347 (create_pre_exit): Use function_value_regno_p hook.
1348 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1349 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1350 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1352 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1353 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1354 (ix86_function_value_regno_p): Declare as static, change argument
1355 type to const unsigned int.
1356 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1358 2010-05-01 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/43949
1361 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1363 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1365 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1367 * rtl.h (CONST_DOUBLE_P): Define.
1368 (rtx_to_double_int): Declare.
1369 * emit-rtl.c (rtx_to_double_int): New function.
1370 * dwarf2out.c (insert_double): New function.
1371 (loc_descriptor, add_const_value_attribute): Clean up, use
1372 rtx_to_double_int and insert_double functions.
1374 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1376 * doc/extend.texi (Inline): Add missing return keyword to examples.
1377 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1380 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1382 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1383 the variable part of the offset as well. Use highest_pow2_factor for
1384 all alignment checks.
1386 2010-04-30 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/43879
1389 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1392 2010-04-30 Jan Hubicka <jh@suse.cz>
1394 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1396 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1398 2010-04-30 Jan Hubicka <jh@suse.cz>
1400 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1402 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1403 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1404 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1405 cgraph_node_set_needs_ltrans_p): Remove.
1407 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1409 * sdbout.c: Include vec.h, do not include varray.h.
1410 (deferred_global_decls, sdbout_global_decl,
1411 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1412 * toplev.c: Do not include varray.h.
1413 (dump_memory_report): Do not dump VARRAY statistics.
1414 * gengtype.c (open_base_file): Ignore varray.h.
1415 * Makefile.in: Update for abovementioned changes.
1416 Remove all traces of varray.c and varray.h.
1417 * varray.c: Remove file.
1418 * varray.h: Remove file.
1420 2010-04-30 Jan Hubicka <jh@suse.cz>
1422 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1425 2010-04-30 Jan Hubicka <jh@suse.cz>
1427 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1430 2010-04-30 Richard Guenther <rguenther@suse.de>
1432 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1433 constraints for CONSTRUCTOR.
1435 2010-04-30 Richard Guenther <rguenther@suse.de>
1438 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1439 first after all lowering passes.
1441 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1443 * toplev.c: Include varray.h for statistics dumping.
1444 * tree.h: Do not declare varray_head_tag.
1445 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1446 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1447 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1448 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1449 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1450 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1451 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1452 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1454 * Makefile.in: Update for abovementioned changes.
1456 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1459 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1461 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1463 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1464 Use this function to do machine-specific conversion.
1465 (picochip_legitimize_reload_address): Likewise.
1466 (picochip_legitimate_address_p): Check valid base register only if
1468 (picochip_check_conditional_copy): Check for modw only if opnd is
1470 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1471 to call the function in c.
1472 * config/picochip/picochip-protos.h
1473 (picochip_legitimize_reload_address): Define.
1474 * config/picochip/picochip.md (supported_compare1): Define.
1476 2010-04-30 Jan Hubicka <jh@suse.cz>
1478 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1479 (cgraph_global_info): Remove inlined.
1480 (LTO_cgraph_tag_names): Remove.
1481 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1482 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1483 simplify cgraph tags and document.
1484 (lto_output_node): Use only LTO_cgraph_unavail_node and
1485 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1486 for_functions_valid, global info, process and output flags.
1487 (input_overwrite_node): Initialize estimated stack size and
1488 estimated growth. Do not read flags we no longer store.
1489 (input_node): Likewise do not read info no longer stored.
1490 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1493 2010-04-30 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/43879
1496 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1497 handle non-zero initializers.
1499 2010-04-30 Richard Guenther <rguenther@suse.de>
1501 * builtins.c (fold_builtin_1): Delete free (0).
1503 2010-04-29 Jan Hubicka <jh@suse.cz>
1505 * gengtype.c (open_base_files): Add lto-streamer.h
1506 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1507 (pass_ipa_cp): GGC collect.
1508 * toplev. (compile_file): Do not output symbols.
1509 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1510 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1511 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1512 * lto-section-in.c: Include ggc.h
1513 (lto_new_in_decl_state): Alloc in GGC.
1514 (lto_delete_in_decl_state): Likewise.
1515 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1518 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1521 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1522 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1523 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1524 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1525 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1526 account only if HONOR_REG_ALLOC_ORDER is not defined.
1527 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1528 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1530 2010-04-29 Jon Grant <04@jguk.org>
1532 * collect2.c (vflag): Change type from int to bool.
1534 (helpflag): New global bool.
1535 (main): Set vflag and debug with boolean, not integer truth values.
1536 Accept new "--help" option and output usage text if found.
1537 * collect2.h (vflag): Update prototype.
1540 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1543 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1545 2010-04-29 Richard Guenther <rguenther@suse.de>
1548 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1549 with ATTRIBUTE_UNUSED.
1551 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1555 INSN_P with NONDEBUG_INSN_P.
1556 (distance_non_agu_define): Likewise.
1557 (distance_agu_use): Likewise.
1559 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1561 From Dominique d'Humieres <dominiq@lps.ens.fr>
1563 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1566 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1568 * plugin.h (invoke_plugin_callbacks): New inline function.
1569 * plugin.c (flag_plugin_added): New global flag.
1570 (add_new_plugin): Initialize above flag.
1571 (invoke_plugin_callbacks): Rename to ...
1572 (invoke_plugin_callbacks_full): ... this.
1574 2010-04-28 Jan Hubicka <jh@suse.cz>
1576 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1577 (lto_varpool_replace_node): New.
1578 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1579 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1580 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1581 * cgraph.h (varpool_node_ptr): New type.
1582 (varpool_node_ptr): New vector.
1583 (varpool_node_set_def): New structure.
1584 (varpool_node_set): New type.
1585 (varpool_node_set): New vector.
1586 (varpool_node_set_element_def): New structure.
1587 (varpool_node_set_element, const_varpool_node_set_element): New types.
1588 (varpool_node_set_iterator): New type.
1589 (varpool_node): Add prev pointers, add used_from_other_partition,
1591 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1592 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1593 varpool_get_node, varpool_remove_node): Declare.
1594 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1595 varpool_node_set_size): New inlines.
1596 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1597 * tree-pass.h (varpool_node_set_def): Forward declare.
1598 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1599 (ipa_write_optimization_summaries): Update prototype.
1600 * ipa-cp.c (ipcp_write_summary): Update.
1601 * ipa-reference.c (ipa_reference_write_summary): Update.
1602 * lto-cgraph.c (lto_output_varpool_node): New static function.
1603 (output_varpool): New function.
1604 (input_varpool_node): New static function.
1605 (input_varpool_1): New function.
1606 (input_cgraph): Input varpool.
1607 * ipa-pure-const.c (pure_const_write_summary): Update.
1608 * lto-streamer-out.c (lto_output): Update, output varpool too.
1609 (write_global_stream): Kill WPA hack.
1610 (produce_asm_for_decls): Update.
1611 (output_alias_pair_p): Handle variables.
1612 (output_unreferenced_globals): Output only needed partition of varpool.
1613 * ipa-inline.c (inline_write_summary): Update.
1614 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1616 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1617 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1618 varpool_node_set_new, varpool_node_set_add,
1619 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1620 debug_varpool_node_set): New functions.
1621 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1622 (execute_one_pass): Process new decls too.
1623 (ipa_write_summaries_2): Pass around vsets.
1624 (ipa_write_summaries_1): Likewise.
1625 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1627 (ipa_write_optimization_summaries_1): Pass around vsets.
1628 (ipa_write_optimization_summaries): Likewise.
1629 * varpool.c (varpool_get_node): New.
1630 (varpool_node): Update doubly linked lists.
1631 (varpool_remove_node): New.
1632 (dump_varpool_node): More dumping.
1633 (varpool_enqueue_needed_node): Update doubly linked lists.
1634 (decide_is_variable_needed): Kill ltrans hack.
1635 (varpool_finalize_decl): Kill lto hack.
1636 (varpool_assemble_decl): Skip decls in other partitions.
1637 (varpool_assemble_pending_decls): Update doubly linkes lists.
1638 (varpool_empty_needed_queue): Likewise.
1639 (varpool_extra_name_alias): Likewise.
1640 * lto-streamer.c (lto_get_section_name): Add vars section.
1641 * lto-streamer.h (lto_section_type): Update.
1642 (output_varpool, input_varpool): Declare.
1644 2010-04-28 Mike Stump <mikestump@comcast.net>
1646 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1648 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1650 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1651 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1652 (lto_input_ts_type_tree_pointers): Likewise.
1653 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1654 (lto_output_ts_type_tree_pointers): Likewise.
1656 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1658 Uniquization of constants at the Tree level
1659 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1660 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1662 (tree_output_constant_def): Declare.
1663 * gimplify.c (gimplify_init_constructor): When using block copy, first
1664 uniquize the constant constructor on the RHS.
1665 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1666 DECL_IN_CONSTANT_POOL flag.
1667 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1668 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1670 (assemble_variable): Deal with symbols belonging to the tree constant
1672 (get_constant_section): Add ALIGN parameter and simplify.
1673 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1674 (assemble_constant_contents): Use the expression of the VAR_DECL.
1675 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1676 (tree_output_constant_def): New global function.
1677 (mark_constant): Use the expression of the VAR_DECL.
1678 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1680 (output_object_block): Likewise and assemble the expression.
1682 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1684 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1685 hash_tree, eq_tree): New tree hash table.
1686 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1687 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1688 lto_orig_address_remove): Reimplement.
1690 2010-04-28 Xinliang David Li <davidxl@google.com>
1693 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1694 (compute_uninit_opnds_pos): New function.
1695 (is_non_loop_exit_postdominating): New function.
1696 (compute_control_dep_chain): New function.
1697 (find_pdom): New function.
1698 (convert_control_dep_chain_into_preds): New function.
1699 (find_predicates): New function.
1700 (find_control_equiv_block): New function.
1701 (collect_phi_def_edges): New function.
1702 (find_def_preds): New function.
1703 (find_dom): New function.
1704 (dump_predicates): New function.
1705 (get_cmp_code): New function.
1706 (is_value_included_in): New function.
1707 (find_matching_predicate_in_rest_chains): New function.
1708 (use_pred_not_overlap_with_undef_path_pred): New function.
1709 (is_use_properly_guarded): New function.
1710 (normalize_cond_1): New function.
1711 (is_and_or_or): New function.
1712 (normalize_cond): New function.
1713 (is_gcond_subset_of): New function.
1714 (is_subset_of_any): New function.
1715 (is_or_set_subset_of): New function.
1716 (is_and_set_subset_of): New function.
1717 (is_norm_cond_subset_of): New function.
1718 (is_pred_expr_subset_of): New function.
1719 (is_pred_chain_subset_of): New function.
1720 (is_included_in): New function.
1721 (is_superset_of): New function.
1722 (find_uninit_use): New function.
1723 (warn_uninitialized_phi): New function.
1724 (compute_possibly_undefined_names): New function.
1725 (ssa_undefined_value_p): New function.
1726 (execute_late_warn_uninitialized): New function.
1727 * tree-ssa.c (ssa_undefined_value_p): Removed.
1728 (warn_uninit): Changed to extern.
1729 (warn_uninitialized_phi): Removed.
1730 (warn_uninitialized_vars): Changed to extern.
1731 (execute_late_warn_uninitialized): Removed
1732 * tree-flow.h: Add new prototypes.
1733 * timevar.def: Add new time variable.
1734 * Makefile.in: Add new build file.
1736 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1738 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1741 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1744 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1746 2010-04-28 Martin Jambor <mjambor@suse.cz>
1748 * cgraph.h (struct cgraph_node): New field indirect_calls.
1749 (struct cgraph_indirect_call_info): New type.
1750 (struct cgraph_edge): Removed field indirect_call. New fields
1751 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1752 (cgraph_create_indirect_edge): Declare.
1753 (cgraph_make_edge_direct): Likewise.
1754 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1755 * ipa-prop.h (struct ipa_param_call_note): Removed.
1756 (struct ipa_node_params): Removed field param_calls.
1757 (ipa_create_all_structures_for_iinln): Declare.
1758 * cgraph.c: Described indirect edges and uids in initial comment.
1759 (cgraph_add_edge_to_call_site_hash): New function.
1760 (cgraph_edge): Search also among the indirect edges, use
1761 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1762 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1763 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1765 (initialize_inline_failed): Assign a reason to indirect edges.
1766 (cgraph_create_edge_1): New function.
1767 (cgraph_create_edge): Moved some functionality to
1768 cgraph_create_edge_1.
1769 (cgraph_create_indirect_edge): New function.
1770 (cgraph_edge_remove_callee): Add an assert checking for
1772 (cgraph_edge_remove_caller): Special-case indirect edges.
1773 (cgraph_remove_edge): Likewise.
1774 (cgraph_set_edge_callee): New function.
1775 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1776 (cgraph_make_edge_direct): New function.
1777 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1778 the declaration of the call statement matches.
1779 (cgraph_node_remove_callees): Special-case indirect edges.
1780 (cgraph_clone_edge): Likewise.
1781 (cgraph_clone_node): Clone also the indirect edges.
1782 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1783 indirect_call, dump count of indirect_calls edges.
1784 * ipa-prop.c (iinlining_processed_edges): New variable.
1785 (ipa_note_param_call): Create indirect edges instead of
1786 creating notes. New parameter node.
1787 (ipa_analyze_call_uses): New parameter node, pass it on to
1788 ipa_note_param_call.
1789 (ipa_analyze_stmt_uses): Likewise.
1790 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1791 (print_edge_addition_message): Work on edges rather than on notes.
1792 (update_call_notes_after_inlining): Likewise, renamed to
1793 update_indirect_edges_after_inlining.
1794 (ipa_create_all_structures_for_iinln): New function.
1795 (ipa_free_node_params_substructures): Do not free notes.
1796 (ipa_edge_duplication_hook): Propagate bits within
1797 iinlining_processed_edges bitmap.
1798 (ipa_node_duplication_hook): Do not duplicate notes.
1799 (free_all_ipa_structures_after_ipa_cp): Renamed to
1800 ipa_free_all_structures_after_ipa_cp.
1801 (free_all_ipa_structures_after_iinln): Renamed to
1802 ipa_free_all_structures_after_iinln.
1803 (ipa_write_param_call_note): Removed.
1804 (ipa_read_param_call_note): Removed.
1805 (ipa_write_indirect_edge_info): New function.
1806 (ipa_read_indirect_edge_info): Likewise.
1807 (ipa_write_node_info): Do not stream notes, do stream information
1809 (ipa_read_node_info): Likewise.
1810 (lto_ipa_fixup_call_notes): Removed.
1811 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1812 * ipa-inline.c (pass_ipa_inline): Likewise.
1813 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1814 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1815 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1817 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1819 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1820 (output_cgraph): Stream also indirect edges.
1821 (lto_output_edge): Added capability to stream indirect edges.
1822 (input_edge): Likewise.
1823 (input_cgraph_1): Likewise.
1824 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1827 2010-04-28 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/43879
1830 PR tree-optimization/43909
1831 * tree-ssa-structalias.c (struct variable_info): Add
1832 only_restrict_pointers flag.
1833 (new_var_info): Initialize it. Increment stats.total_vars here.
1834 (create_function_info_for): Do not increment stats.total_vars here.
1835 (get_function_part_constraint): Fix build with C++.
1836 (insert_into_field_list): Remove.
1837 (push_fields_onto_fieldstack): Properly merge fields.
1838 (create_variable_info_for): Split and simplify.
1839 (create_variable_info_for_1): New piece.
1840 (intra_create_variable_infos): Properly make restrict constraints
1843 2010-04-28 Richard Guenther <rguenther@suse.de>
1846 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1848 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1849 Jan Hubicka <hubicka@ucw.cz>
1851 * doc/invoke.texi (-Wsuggest-attribute=const,
1852 -Wsuggest-attribute=pure): Document.
1853 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1854 (function_always_visible_to_compiler_p,
1855 suggest_attribute, warn_function_pure, warn_function_const):
1857 (check_call): Improve debug info.
1858 (analyze_function): Do not check availability.
1859 (add_new_function): Check availability.
1860 (propagate): Output warnings.
1861 (skip_function_for_local_pure_const): New function.
1862 (local_pure_const): Use it; output warnings.
1863 * common.opt (Wsuggest-attribute=const,
1864 Wsuggest-attribute=pure): New.
1866 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1868 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1869 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1870 or DW_CFA_def_cfa_offset{,_sf}.
1872 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1874 * tree.h: Fix truncated long macros.
1876 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1878 * collect2.c (TARGET_64BIT): Redefine to target's default.
1879 * tlink.c: Likewise.
1880 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1881 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1882 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1883 for underscoring __USER_LABEL_PREFIX__.
1884 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1885 (SUB_LINK_ENTRY32): New.
1886 (SUB_LINK_ENTRY64): New.
1887 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1888 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1889 (SUB_LINK_ENTRY64): New.
1890 (SUB_LINK_ENTRY): New.
1891 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1892 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1893 x64 target is choosen.
1894 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1895 * configure: Regenerated.
1896 * configure.ac (leading-mingw64-underscores): Option added.
1898 2010-04-27 Jan Hubicka <jh@suse.cz>
1900 * doc/invoke.texi (-fipa-profile): Document.
1901 * opts.c (decode_options): Enable ipa-profile at -O1.
1902 * timevar.def (TV_IPA_PROFILE): Define.
1903 * common.opt (fipa-profile): Add.
1904 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1906 (cgraph_propagate_frequency): Handle only local ones.
1907 * tree-pass.h (pass_ipa_profile): Declare.
1908 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1909 (pass_ipa_profile): Use TV_IPA_PROFILE.
1910 * ipa.c (ipa_profile): New function.
1911 (gate_ipa_profile): Likewise.
1912 (pass_ipa_profile): New global variable.
1913 * passes.c (pass_ipa_profile): New.
1915 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1917 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1919 2010-04-27 Martin Jambor <mjambor@suse.cz>
1922 * ipa.c (dissolve_same_comdat_group_list): New function.
1923 (function_and_variable_visibility): Call
1924 dissolve_same_comdat_group_list when comdat group contains external or
1926 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1927 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1929 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1931 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1932 (const_hash_1) <VECTOR_CST>: New case.
1933 (compare_constant) <VECTOR_CST>: Likewise.
1934 <ADDR_EXPR>: Deal with LABEL_REFs.
1935 (copy_constant) <VECTOR_CST>: New case.
1937 2010-04-27 Jan Hubicka <jh@suse.cz>
1939 * cgraph.c (cgraph_propagate_frequency): New function.
1940 * cgraph.h (cgraph_propagate_frequency): Declare.
1941 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1942 cgraph_propagate_frequency.
1944 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1946 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1948 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1951 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1952 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1953 here to determine which regs to push and how much stack to reserve.
1955 2010-04-27 Jie Zhang <jie@codesourcery.com>
1957 * doc/gimple.texi (gimple_statement_with_ops): Remove
1958 addresses_taken field.
1959 (gimple_statement_with_memory_ops): Likewise.
1961 2010-04-27 Jan Hubicka <jh@suse.cz>
1963 * tree-inline.c (eni_inlining_weights): Remove.
1964 (estimate_num_insns): Special case more builtins.
1966 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1969 * c-typeck.c (build_binary_op): Move forward check for comparison
1970 pointer with null pointer constant and adjust the diagnostic message.
1972 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1975 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1976 binutils supports extended .section directive needed by LTO, or
1977 warn if older binutils found.
1978 (LTO_BINARY_READER): New AC_SUBST'd variable.
1979 (LTO_USE_LIBELF): Likewise.
1980 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1982 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1983 (LTO_USE_LIBELF): Likewise.
1984 * configure: Regenerate.
1986 * collect2.c (is_elf): Rename from this ...
1987 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1988 object files in addition to ELF-formatted ones.
1989 (scan_prog_file): Caller updated. Also allow for LTO info marker
1990 symbol to be prefixed or not by an extra underscore.
1992 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1993 * config/i386/winnt.c: Also #include lto-streamer.h
1994 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1996 (i386_pe_asm_output_aligned_decl_common): Add comment.
1997 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1999 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2002 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2003 Add missing earlyclobber for second alternative.
2005 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2007 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2008 bits for artificial defs at the top of the block.
2009 * fwprop.c (single_def_use_enter_block): Don't call it.
2011 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2014 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2015 instead of "$gcc_cv_objdump -T".
2016 Use "-undefined dynamic_lookup" on darwin.
2017 * gcc/configure: Regenerate.
2019 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2022 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2024 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2026 * c-parser.c (struct c_token): Move location field up.
2027 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2028 (struct c_declspecs): Convert typespec_word, storage_class, and
2029 default_int_p into bitfields.
2030 (struct c_declarator): Move loc field up.
2032 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2034 * cfgloop.h (struct loop): Move can_be_parallel field up.
2035 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2036 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2038 (struct iv_cand): Convert pos field into a bitfield.
2039 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2041 (struct _stmt_vec_info): Shuffle fields for better packing.
2043 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2045 * varasm.c (IN_NAMED_SECTION): Remove guard.
2046 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2047 (IN_NAMED_SECTION_P): ...this.
2048 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2049 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2051 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2053 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2054 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2055 of shadowing it. Fix comments.
2057 2010-04-26 Jan Hubicka <jh@suse.cz>
2059 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2060 (cgraph_clone_node): Copy function frequency.
2061 * cgraph.h (node_frequency): New enum
2062 (struct cgraph_node): Add.
2063 * final.c (rest_of_clean_state): Update.
2064 * lto-cgraph.c (lto_output_node): Output node frequency.
2065 (input_overwrite_node): Input node frequency.
2066 * tre-ssa-loop-ivopts (computation_cost): Update.
2067 * lto-streamer-out.c (output_function): Do not output function
2069 * predict.c (maybe_hot_frequency_p): Update and handle functions
2071 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2073 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2074 (compute_function_frequency): Set noreturn functions to be executed
2076 (choose_function_section): Update.
2077 * lto-streamer-in.c (input_function): Do not input function frequency.
2078 * function.c (allocate_struct_function): Do not initialize function
2080 * function.h (function_frequency): Remove.
2081 (struct function): Remove function frequency.
2082 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2083 (try_update): Update.
2084 * tree-inline.c (initialize_cfun): Do not update function frequency.
2085 * passes.c (pass_init_dump_file): Update.
2086 * i386.c (ix86_compute_frame_layout): Update.
2087 (ix86_pad_returns): Update.
2089 2010-04-26 Jie Zhang <jie@codesourcery.com>
2091 PR tree-optimization/43833
2092 * tree-vrp.c (range_int_cst_p): New.
2093 (range_int_cst_singleton_p): New.
2094 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2095 when both operands are constants. Use range_int_cst_p in
2098 2010-04-26 Jan Hubicka <jh@suse.cz>
2100 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2102 2010-04-26 Richard Guenther <rguenther@suse.de>
2105 * gimple.c (gimple_decl_printable_name): Deal gracefully
2106 with a NULL DECL_NAME.
2108 2010-04-26 Richard Guenther <rguenther@suse.de>
2111 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2112 if emitting debug information and it is either a function
2113 or a namespace decl.
2115 2010-04-26 Ira Rosen <irar@il.ibm.com>
2117 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2118 determine if the statement is vectorizable, and a macro to access it.
2119 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2120 Skip statements that can't be vectorized. If the analysis fails,
2121 mark the statement as unvectorizable if vectorizing basic block.
2122 (vect_compute_data_refs_alignment): Likewise.
2123 (vect_verify_datarefs_alignment): Skip statements marked as
2124 unvectorizable. Add print.
2125 (vect_analyze_group_access): Skip statements that can't be
2126 vectorized. If the analysis fails, mark the statement as
2127 unvectorizable if vectorizing basic block.
2128 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2129 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2130 generated stmts for SLP.
2131 (new_stmt_vec_info): Initialize the new field.
2132 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2133 statements marked as unvectorizable.
2135 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2137 * c-common.c (flag_isoc1x): New.
2138 (flag_isoc99): Update comment.
2139 * c-common.h (flag_isoc1x): New.
2140 (flag_isoc99): Update comment.
2141 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2142 __<type>_DECIMAL_DIG__.
2143 * c-opts.c (set_std_c1x): New.
2144 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2145 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2146 * c.opt (-std=c1x, -std=gnu1x): New options.
2147 * doc/cpp.texi: Mention -std=c1x.
2148 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2149 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2150 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2151 * doc/standards.texi: Mention C1X.
2152 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2153 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2154 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2157 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2160 placeholder from 0x%x to %#x.
2161 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2162 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2163 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2164 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2165 * config/i386/i386.c (ix86_target_string): Ditto.
2166 (output_pic_addr_const): Ditto.
2167 (print_operand): Ditto.
2169 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2171 * combine.c (find_split_point): Add third argument. Use it
2172 to find nested multiply-accumulate instructions. Adjust calls.
2173 (try_combine): Adjust call to find_split_point.
2175 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2177 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2179 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2181 PR tree-optimization/41442
2182 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2183 (fold_binary_loc): Call it.
2185 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2187 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2188 * opts.c (common_handle_option): Allow disabling it.
2189 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2191 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2193 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2194 between modes if both types are integral.
2196 2010-04-23 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/43572
2199 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2201 2010-04-23 Richard Guenther <rguenther@suse.de>
2204 * tree-inline.c (tree_can_inline_p): Also check compatibility
2207 2010-04-23 Martin Jambor <mjambor@suse.cz>
2209 PR tree-optimization/43846
2210 * tree-sra.c (struct access): New flag grp_assignment_read.
2211 (build_accesses_from_assign): Set grp_assignment_read.
2212 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2213 (enum mark_read_status): New type.
2214 (analyze_access_subtree): Propagate grp_assignment_read, create
2215 accesses also if both direct_read and root->grp_assignment_read.
2217 2010-04-23 Martin Jambor <mjambor@suse.cz>
2220 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2221 function does not have type attributes.
2223 2010-04-23 Richard Guenther <rguenther@suse.de>
2226 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2229 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2231 * sese.h (create_if_region_on_edge): Remove.
2233 * sese.c (create_if_region_on_edge): Make static.
2235 * tree-inline.c: Do not include ggc.h.
2237 * expr.c: Do not include ggc.h.
2239 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2242 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2245 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2246 in the middle of insns for casesi_worker_2.
2248 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2250 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2252 2010-04-22 Ira Rosen <irar@il.ibm.com>
2254 PR tree-optimization/43842
2255 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2256 loop unrolling in update of exit phis. Fix comment.
2257 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2258 least two reduction statements in the loop before starting SLP
2261 2010-04-22 Nick Clifton <nickc@redhat.com>
2263 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2265 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2267 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2270 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2272 * tree-parloops.c (loop_parallel_p): New argument
2273 parloop_obstack. Pass it down.
2274 (parallelize_loops): New variable parloop_obstack. Initialize it,
2275 pass it down, free it.
2277 * tree-loop-linear.c (linear_transform_loops): Pass down
2280 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2281 of type struct obstack *.
2283 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2284 scratch_obstack. Initialize it, pass down, free it.
2286 * lambda.h (lambda_loop_new): Remove.
2287 (lambda_matrix_new, lambda_matrix_inverse)
2288 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2289 argument of type struct obstack *.
2291 * lambda-trans.c (lambda_trans_matrix_new): New argument
2292 lambda_obstack. Pass it down, use obstack allocation for ret.
2293 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2296 * lambda-mat.c (lambda_matrix_get_column)
2297 (lambda_matrix_project_to_null): Remove.
2298 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2300 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2303 * lambda-code.c (lambda_loop_new): New function.
2304 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2305 (lambda_compute_auxillary_space, lambda_compute_target_space)
2306 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2307 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2308 (build_access_matrix): New argument lambda_obstack. Use obstack
2310 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2311 argument lambda_obstack. Pass it down.
2313 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2315 * optabs.h (expand_widening_mult): Declare.
2317 2010-04-22 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/43845
2320 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2321 lookup the CALL_EXPR function and arguments.
2323 2010-04-22 Nick Clifton <nickc@redhat.com>
2325 * config/stormy16/stormy16.c
2326 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2327 * config/stormy16/stormy16.h: Tidy up formatting.
2328 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2329 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2330 (ineqbranchsi): Delete pattern.
2331 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2332 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2333 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2334 stormy16-lib2-ucmpsi2.c.
2336 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2338 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2339 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2340 extra set merge_set_noclobber, and use it to relax the final test
2342 * df.h (df_simulate_find_noclobber_defs): Declare.
2343 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2345 (df_simulate_find_noclobber_defs): New function.
2347 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.md: Use {} around multi-line preparation statements.
2351 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2353 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2354 (process_init_element): New argument of type struct obstack *.
2356 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2357 (set_init_index, set_init_label, set_nonincremental_init)
2358 (set_nonincremental_init_from_string, find_init_member)
2359 (output_init_element, output_pending_init_elements)
2360 (process_init_element): New argument braced_init_obstack. Pass it
2362 (push_range_stack, add_pending_init): New argument
2363 braced_init_obstack. Use obstack allocation.
2365 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2366 braced_init_obstack. Pass it down.
2367 (c_parser_braced_init): New variables ret, braced_init_obstack.
2368 Initialize obstack, pass it down and finally free it.
2370 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2373 * tree-pass.h (pass_optimize_widening_mul): Declare.
2374 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2375 gate_optimize_widening_mul): New static functions.
2376 (pass_optimize_widening_mul): New.
2377 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2378 <case MULT_EXPR>: Remove support for widening multiplies.
2379 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2380 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2381 simplify_gen_unary rather than directly building extensions.
2382 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2384 * expmed.c (expand_widening_mult): New function.
2385 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2387 2010-04-21 Jan Hubicka <jh@suse.cz>
2389 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2390 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2391 * lto-wpa-fixup.c: Remove.
2392 * Makefile.in (lto-wpa-fixup.o): Remove.
2393 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2394 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2395 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2397 2010-04-21 Jan Hubicka <jh@suse.cz>
2399 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2400 add write_optimization_summary, read_optimization_summary.
2401 (ipa_write_summaries_of_cgraph_node_set): Remove.
2402 (ipa_write_optimization_summaries): Declare.
2403 (ipa_read_optimization_summaries): Declare.
2404 * ipa-cp.c (pass_ipa_cp): Update.
2405 * ipa-reference.c (pass_ipa_reference): Update.
2406 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2407 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2409 * ipa-inline.c (pass_ipa_inline): Update.
2410 * ipa.c (pass_ipa_whole_program): Update.
2411 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2412 * passes.c (ipa_write_summaries_1): Do not test wpa.
2413 (ipa_write_optimization_summaries_1): New.
2414 (ipa_write_optimization_summaries): New.
2415 (ipa_read_summaries): Do not test ltrans.
2416 (ipa_read_optimization_summaries_1): New.
2417 (ipa_read_optimization_summaries): New.
2419 2010-04-21 Jan Hubicka <jh@suse.cz>
2421 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2423 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2425 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2428 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2429 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2431 2010-04-21 Jan Hubicka <jh@suse.cz>
2433 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2435 2010-04-21 Jan Hubicka <jh@suse.cz>
2437 * varpool.c (decide_is_variable_needed): Variable is always needed
2440 2010-04-21 Jan Hubicka <jh@suse.cz>
2442 * opts.c (decode_options): Enable pure-const pass for whopr.
2444 2010-04-21 Jan Hubicka <jh@suse.cz>
2446 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2447 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2449 (cgraph_decide_inlining): Do not expect callee to be removed in all
2452 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2454 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2456 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2459 amdfam10_decode attributes.
2461 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2464 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2465 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2466 (lower_copyprivate_clauses): Use private var in outer
2467 context instead of original var. Make sure the types
2468 are correct for VLAs.
2470 2010-04-21 Richard Guenther <rguenther@suse.de>
2472 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2473 to non-pointer objects.
2475 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2477 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2478 last chain entry if it starts with the still current label.
2479 (add_location_or_const_value_attribute): Check that
2480 loc_list->first->next is NULL instead of comparing ->first with ->last.
2481 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2482 to add_var_loc_to_decl.
2484 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2485 >= 4 add also address size and segment size fields into CIE header.
2487 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2488 long as address size is the same as sizeof (void *) and
2490 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2491 address size or segment size is unexpected, return DW_EH_PE_omit.
2492 (classify_object_over_fdes): If get_cie_encoding returned
2493 DW_EH_PE_omit, return -1.
2494 (init_object): If classify_object_over_fdes returned -1,
2495 pretend there were no FDEs at all.
2497 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2500 bswap{si,di}2 using SWI48 mode iterator.
2501 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2502 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2503 set modrm attribute of bswap insn to 0 and remove length attribute.
2504 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2505 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2506 set mode attribute to <MODE> and remove length attribute.
2508 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2510 PR rtl-optimization/43520
2511 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2512 zero available registers.
2514 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * builtins.c (fold_builtin_cproj): Fold more cases.
2518 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2521 (fold_builtin_1): Fold builtin cproj.
2522 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2523 Use ATTR_CONST_NOTHROW_LIST.
2525 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2528 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2529 ffsi2_no_cmove for !TARGET_CMOVE.
2530 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2531 (ffssi2): Remove expander.
2532 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2534 (ctz<mode>2): Ditto from ctz{si,di}2.
2535 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2537 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2540 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2542 * dwarf2out.c (AT_linkage_name): Define.
2543 (clone_as_declaration): Handle DW_AT_linkage_name.
2544 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2545 of DW_AT_MIPS_linkage_name.
2546 (move_linkage_attr): Likewise.
2547 (dwarf2out_finish): Likewise.
2549 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2552 * fold-const.c (fold_comparison): New folding rule.
2554 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2556 * double-int.h (double_int_setbit): Declare.
2557 * double-int.c (double_int_setbit): New function.
2558 * rtl.h (immed_double_int_const): Declare.
2559 * emit-rtl.c (immed_double_int_const): New function.
2560 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2561 and immed_double_int_const functions.
2562 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2563 expand_copysign_bit): (Ditto.).
2564 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2565 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2566 * dojump.c (prefer_and_bit_test): (Ditto.).
2567 * expr.c (convert_modes, reduce_to_bit_field_precision,
2568 const_vector_from_tree): (Ditto.).
2569 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2571 2010-04-20 Jan Hubicka <jh@suse.cz>
2573 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2574 (dump_cgraph_node): Dump new flags.
2575 * cgraph.h (struct cgraph_node): Add flags
2576 reachable_from_other_partition and in_other_partition.
2577 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2578 other partition can not be removed.
2579 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2580 the other partition must be output; silence sanity checking on
2581 leaking functions bodies from other paritition.
2582 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2583 (lto_output_node): Output new flags; do not sanity check that inline
2584 clones are output; drop lto_forced_extern_inline_p code; do not mock
2585 visibility flags at partition boundaries.
2586 (add_node_to): New function.
2587 (output_cgraph): Use it to sort functions so masters appear before
2589 (input_overwrite_node): Input new flags.
2590 * passes.c (ipa_write_summaries): Do not call
2591 lto_new_extern_inline_states.
2592 * lto-section-out.c (forced_extern_inline,
2593 lto_new_extern_inline_states lto_delete_extern_inline_states,
2594 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2595 * lto-streamer.h (lto_new_extern_inline_states,
2596 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2597 lto_forced_extern_inline_p): Kill.
2599 2010-04-20 Richard Guenther <rguenther@suse.de>
2601 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2602 from vars that can have pointers.
2603 (process_constraint): Dump useless constraints.
2605 2010-04-20 Richard Guenther <rguenther@suse.de>
2607 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2608 (dump_sa_points_to_info): Remove asserts.
2609 (init_base_vars): nothing_id isn't an escape point nor does it
2612 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2614 * tree.h (TYPE_REF_IS_RVALUE): Define.
2615 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2616 should_move_die_to_comdat, prune_unused_types_walk): Handle
2617 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2618 (modified_type_die, gen_reference_type_die): Emit
2619 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2620 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2622 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2625 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2626 calls for -fpic -m31 if they have been sibcall optimized.
2628 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2630 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2631 ar.lc fixed and call-used.
2633 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2635 2010-04-19 Jan Hubicka <jh@suse.cz>
2637 * opts.c (decode_options): Disable whpr incompatible passes.
2638 * lto/lto.c (lto_1_to_1_map): Skip clones.
2639 (read_cgraph_and_symbols): Do not mark everything as needed.
2640 (do_whole_program_analysis): Do map only after optimizing;
2641 set proper cgraph_state; use passmanager.
2643 2010-04-19 DJ Delorie <dj@redhat.com>
2645 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2646 POINTER_PLUS_EXPR and fix them.
2648 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2650 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2651 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2652 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2653 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2654 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2655 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2656 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2657 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2658 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2659 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2660 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2662 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2664 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2665 (check_cond_move_block): Likewise.
2666 (cond_move_process_if_block): Likewise.
2667 (noce_find_if_block): Improve formatting.
2668 (find_if_header): Pass 0 to memset and tweak conditions.
2669 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2671 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2673 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2677 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2678 with non-local decl doesn't need chain.
2680 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2682 * ira-color.c (allocno_reload_assign): Avoid accumulating
2683 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2685 2010-04-19 Martin Jambor <mjambor@suse.cz>
2687 * gimple.h (create_tmp_reg): Declare.
2688 * gimplify.c (create_tmp_reg): New function.
2689 (gimplify_return_expr): Use create_tmp_reg.
2690 (gimplify_omp_atomic): Likewise.
2691 (gimple_regimplify_operands): Likewise.
2692 * tree-dfa.c (make_rename_temp): Likewise.
2693 * tree-predcom.c (predcom_tmp_var): Likewise.
2694 (reassociate_to_the_same_stmt): Likewise.
2695 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2696 (get_replaced_param_substitute): Likewise.
2697 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2698 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2699 * tree-ssa-pre.c (get_representative_for): Likewise.
2700 (create_expression_by_pieces): Likewise.
2701 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2702 (create_tailcall_accumulator): Likewise.
2704 2010-04-19 Martin Jambor <mjambor@suse.cz>
2706 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2708 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2710 2010-04-19 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/43796
2713 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2714 from SCEV in the lattice.
2715 (vrp_visit_phi_node): Dump change.
2717 2010-04-19 Richard Guenther <rguenther@suse.de>
2719 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2720 * configure: Re-generated.
2722 2010-04-19 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/43783
2725 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2726 constant ARRAY_REF operands two and three if possible.
2728 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2731 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2733 2010-04-19 Jie Zhang <jie@codesourcery.com>
2736 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2738 2010-04-19 Ira Rosen <irar@il.ibm.com>
2740 PR tree-optimization/37027
2741 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2742 and macro to access it.
2743 (vectorizable_reduction): Add argument.
2744 (vect_get_slp_defs): Likewise.
2745 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2746 statements for possible use in SLP.
2747 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2748 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2749 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2751 (vectorizable_reduction): Likewise.
2752 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2754 (vectorizable_type_demotion, vectorizable_type_promotion,
2755 vectorizable_store): Likewise.
2756 (vect_analyze_stmt): Update call to vectorizable_reduction.
2757 (vect_transform_stmt): Likewise.
2758 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2759 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2760 from different interleaving chains in same node.
2761 (vect_slp_rearrange_stmts): New function.
2762 (vect_supported_load_permutation_p): Allow load permutations for
2763 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2764 inside SLP nodes if necessary.
2765 (vect_analyze_slp_instance): Handle reductions.
2766 (vect_analyze_slp): Try to build SLP instances originating from groups
2768 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2769 (vect_get_constant_vectors): Create initial vectors for reductions
2770 according to reduction code. Add new argument.
2771 (vect_get_slp_defs): Add new argument, pass it to
2772 vect_get_constant_vectors.
2773 (vect_schedule_slp_instance): Remove SLP tree root statements.
2775 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2777 * tree.h (ENUM_IS_SCOPED): Define.
2778 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2779 for ENUM_IS_SCOPED enums.
2781 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2783 * fold-const.c (fold_comparison): Use ssizetype.
2784 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2785 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2786 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2787 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2789 * tree.h (initialize_sizetypes): Remove parameter.
2790 (build_common_tree_nodes): Remove second parameter.
2791 * stor-layout.c (initialize_sizetypes): Remove parameter.
2792 Always create an unsigned type.
2793 (set_sizetype): Assert that the passed type is unsigned and simplify.
2794 * tree.c (build_common_tree_nodes): Remove second parameter.
2795 Adjust call to initialize_sizetypes.
2796 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2797 build_common_tree_nodes.
2799 2010-04-18 Matthias Klose <doko@ubuntu.com>
2801 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2803 2010-04-18 Ira Rosen <irar@il.ibm.com>
2805 PR tree-optimization/43771
2806 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2807 load permutation doesn't have gaps.
2809 2010-04-18 Jan Hubicka <jh@suse.cz>
2811 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2812 (sse_prologue_save_insn expander): Use new pattern.
2813 (sse_prologue_save_insn1): New pattern and splitter.
2814 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2816 * i386.c (setup_incoming_varargs_64): Do not compute jump
2818 (ix86_gimplify_va_arg): Update alignment needed.
2819 (ix86_local_alignment): Do not align all local arrays to 128bit.
2821 2010-04-17 Jan Hubicka <jh@suse.cz>
2823 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2825 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2827 * arm.md (negdi2): Remove redundant code to force values into a
2830 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2832 * arm/bpabi.S: Add EABI alignment attributes to objects.
2833 * arm/bpabi-v6m.S: Likewise.
2834 * arm/crti.asm: Likewise.
2835 * arm/crtn.asm: Likewise.
2836 * arm/lib1funcs.asm: Likewise.
2837 * arm/libunwind.S: Likewise.
2839 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2841 * arm-protos.h (tune_params): New structure.
2842 * arm.c (current_tune): New variable.
2843 (arm_constant_limit): Delete.
2844 (struct processors): Add pointer to the tune parameters.
2845 (arm_slowmul_tune): New tuning option.
2846 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2847 (all_cores): Adjust to pick up the tuning model.
2848 (arm_constant_limit): New function.
2849 (arm_override_options): Select the appropriate tuning model. Delete
2850 initialization of arm_const_limit.
2851 (arm_split_constant): Use the new constant-limit model.
2852 (arm_rtx_costs): Pick up the current tuning model.
2853 * arm.md (is_strongarm, is_xscale): Delete.
2854 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2855 for Xscale variant architectures.
2856 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2858 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2860 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2862 (arm_rtx_costs_1): Remove unused variable extra_cost.
2863 (arm_unwind_emit_set): Use variable offset.
2864 (thumb1_output_casesi): Remove unused variable flags.
2866 2010-04-16 Jeff Law <law@redhat.com>
2868 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2869 needing assignment rather than doing a two-phase assignment. Remove
2870 unused variable 'm'.
2872 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2875 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2877 2010-04-16 Doug Kwan <dougkwan@google.com>
2879 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2880 (next_operand_entry_id): New static variable.
2881 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2882 (add_to_ops_vec): Assigned unique ID to operand entry.
2883 (struct oecount_s): New field ID.
2884 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2885 (undistribute_ops_list): Assign unique IDs to oecounts.
2886 (init_reassoc): reset next_operand_entry_id.
2888 2010-04-16 Doug Kwan <dougkwan@google.com>
2890 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2891 missing left parenthesis.
2893 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2896 *btdi_rex64 using SWI48 mode iterator.
2897 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2898 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2899 *jcc_btdi_mask_rex64.
2901 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2903 * double-int.h (tree_to_double_int): Convert to macro.
2904 * double-int.c (tree_to_double_int): Remove.
2906 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2909 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2910 with want_address 2 and in case a single element list might be
2911 possible, call it again with want_address 0.
2913 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2915 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2916 case 'W' print operands for HI mode.
2917 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2918 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2919 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2920 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2922 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2924 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2925 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2926 #xx:3 and #xx:4 mode.
2928 * config/h8300/h8300.md (inverted load with HImode dest): Add
2929 support for H8300SX.
2931 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2932 satisfy 'U' constraint.
2934 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2937 * configure: Regenerate.
2938 * config.in: Regenerate.
2939 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2942 2010-04-16 Richard Guenther <rguenther@suse.de>
2944 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2945 (struct tree_decl_common): ... here.
2946 (DECL_PT_UID): Adjust.
2947 (SET_DECL_PT_UID): Likewise.
2948 (DECL_PT_UID_SET_P): Likewise.
2950 2010-04-16 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/43572
2953 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2954 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2955 * tree-flow.h (is_call_clobbered): Remove.
2956 * tree-flow-inline.h (is_call_clobbered): Likewise.
2957 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2958 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2959 (execute_return_slot_opt): Adjust.
2960 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2961 check for call clobbered vars here.
2962 (find_tail_calls): Move tailcall verification to the
2965 2010-04-16 Diego Novillo <dnovillo@google.com>
2967 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2969 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2972 * config/arm/arm.md (cbranchqi4): New pattern.
2973 * config/arm/predicates.md (const0_operand,
2974 cbranchqi4_comparison_operator): New predicates.
2976 2010-04-16 Richard Guenther <rguenther@suse.de>
2978 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2979 (dump_gimple_stmt): Likewise.
2981 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2983 * recog.h (struct recog_data): New field is_operator.
2984 (struct insn_operand_data): New field is_operator.
2985 * recog.c (extract_insn): Set recog_data.is_operator.
2986 * genoutput.c (output_operand_data): Emit code to set the
2988 * reload.c (find_reloads): Use it rather than testing for an
2989 empty constraint string.
2992 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2993 If the previous insn is a cbranchsi4_insn with the same arguments,
2994 omit the compare instruction.
2996 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2997 register, inputs must be low registers and we need a low register
2998 scratch. Handle alternative 2 like alternative 3.
3000 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3002 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3003 don't call get_addr on both. If one expression is a VALUE and
3004 the other a REG, check VALUE's locs if the REG isn't among them.
3006 2010-04-16 Christian Bruel <christian.bruel@st.com>
3008 * config/sh/sh.h (sh_frame_pointer_required): New function.
3009 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3010 (flag_omit_frame_pointer) Set.
3011 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3012 (rounded_frame_size): Adjust size with outgoing_args_size.
3013 (sh_set_return_address): Must return from stack pointer.
3014 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3015 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3016 (ACCUMULATE_OUTGOING_ARGS): Define.
3017 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3018 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3020 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3023 * config/sh/sh.c (sh_legitimize_reload_address): Use
3024 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3025 Remove a unneeded check for offset_base.
3027 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3029 * configure: Regenerated.
3031 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3033 * config/s390/s390.c (s390_call_save_register_used): Switch back
3034 to HARD_REGNO_NREGS.
3036 2010-04-15 Richard Guenther <rguenther@suse.de>
3038 * alias.c (alias_set_subset_of): Handle alias-set zero
3041 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3042 Julian Brown <julian@codesourcery.com>
3044 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3045 alternatives according to use of high and low regs.
3046 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3047 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3048 optimizing for size on Thumb-2.
3050 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3052 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3054 2010-04-15 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-structalias.c (struct variable_info): Add
3058 (new_var_info): Initialize it.
3059 (dump_constraints): Support printing last added constraints.
3060 (debug_constraints): Adjust.
3061 (dump_constraint_graph): Likewise.
3062 (make_heapvar_for): Check for NULL cfun.
3063 (get_function_part_constraint): New function.
3064 (get_fi_for_callee): Likewise.
3065 (find_func_aliases): Properly implement IPA PTA constraints.
3066 (process_ipa_clobber): New function.
3067 (find_func_clobbers): Likewise.
3068 (insert_into_field_list_sorted): Remove.
3069 (create_function_info_for): Properly allocate vars for IPA mode.
3070 Do not use insert_into_field_list_sorted.
3071 (create_variable_info_for): Properly generate constraints for
3072 global vars in IPA mode.
3073 (dump_solution_for_var): Always dump the solution.
3074 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3075 (find_what_var_points_to): Adjust.
3076 (pt_solution_set): Change.
3077 (pt_solution_ior_into): New function.
3078 (pt_solution_empty_p): Export.
3079 (pt_solution_includes_global): Adjust.
3080 (pt_solution_includes_1): Likewise.
3081 (pt_solutions_intersect_1): Likewise.
3082 (dump_sa_points_to_info): Check some invariants.
3083 (solve_constraints): Move constraint dumping ...
3084 (compute_points_to_sets): ... here.
3085 (ipa_pta_execute): ... and here.
3086 (compute_may_aliases): Do not re-compute points-to info
3087 locally if IPA info is available.
3088 (ipa_escaped_pt): New global var.
3089 (ipa_pta_execute): Properly implement IPA PTA.
3090 * tree-into-ssa.c (dump_decl_set): Support dumping
3091 decls not in referenced-vars.
3092 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3093 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3094 (dump_points_to_solution): Likewise.
3095 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3096 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3097 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3098 (copy_decl_to_var): Copy DECL_PT_UID.
3099 (copy_result_decl_to_var): Likewise.
3100 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3101 (copy_node_stat): Copy it.
3102 * tree.h (DECL_PT_UID): New macro.
3103 (SET_DECL_PT_UID): Likewise.
3104 (DECL_PT_UID_SET_P): Likewise.
3105 (struct tree_decl_minimal): Add pt_uid member.
3106 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3107 (pt_solution_empty_p): Declare.
3108 (pt_solution_set): Adjust.
3109 (ipa_escaped_pt): Declare.
3110 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3111 * gimple-pretty-print.c (pp_points_to_solution): New function.
3112 (dump_gimple_call): Dump call clobber/use information.
3113 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3114 * tree-pass.h (TDF_ALIAS): New dump option.
3115 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3116 * doc/invoke.texi (-fipa-pta): Update documentation.
3118 2010-04-15 Richard Guenther <rguenther@suse.de>
3120 * Makefile.in (OBJS-common): Add gimple-fold.o.
3121 (gimple-fold.o): New rule.
3122 * tree.h (maybe_fold_offset_to_reference,
3123 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3125 * gimple.h: ... here.
3126 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3127 may_propagate_address_into_dereference): Move prototypes ...
3128 * gimple.h: ... here.
3129 * tree-ssa-ccp.c (get_symbol_constant_value,
3130 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3131 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3132 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3133 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3134 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3135 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3136 gimplify_and_update_call_from_tree): Move ...
3137 * gimple-fold.c: ... here. New file.
3138 (ccp_fold_builtin): Rename to ...
3139 (gimple_fold_builtin): ... this.
3140 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3142 2010-04-15 Richard Guenther <rguenther@suse.de>
3144 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3145 fit_double_type, force_fit_type_double, add_double_with_sign,
3146 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3147 lrotate_double, rrotate_double, div_and_round_double): Move ...
3148 * double-int.c: ... here.
3149 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3150 add_double, neg_double, mul_double_with_sign, mul_double,
3151 lshift_double, rshift_double, lrotate_double, rrotate_double,
3152 div_and_round_double): Move prototypes ...
3153 * double-int.h: ... here.
3155 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3158 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3159 matching constraints to ensure inputs match the output.
3161 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3164 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3165 in an input-only operand.
3167 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3169 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3170 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3171 (double_int_negative_p): Convert to static inline function.
3172 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3173 (double_int_negative_p): Remove.
3174 * tree.h (lshift_double, rshift_double):
3175 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3176 * fold-const.c (fold_convert_const_int_from_real,
3177 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3178 (lshift_double): Change type of arith argument to bool.
3179 (rshift_double): Change type of arith argument to bool. Correct
3181 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3183 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3186 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3187 at the start and end of the then/else blocks, and omit them from the
3189 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3190 argument; all callers changed. Pass zero to old_insns_match_p instead.
3191 (flow_find_head_matching_sequence): New function.
3192 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3193 * basic-block.h (flow_find_cross_jump,
3194 flow_find_head_matching_sequence): Declare functions.
3196 2010-04-14 Jason Merrill <jason@redhat.com>
3199 * c-common.c (attribute_takes_identifier_p): New fn.
3200 * c-common.h: Declare it.
3202 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3206 (*udivmod<mode>4): Ditto.
3208 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md (maxmin_int): Rename code attribute from
3211 maxminiprefix and update all users.
3212 (maxmin_float): Ditto from maxminfprefix.
3213 (logic): Ditto from logicprefix.
3214 (absneg_mnemonic): Ditto from absnegprefix.
3215 * config/i386/mmx.md: Update all users of maxminiprefix,
3216 maxminfprefix and logicprefix for rename.
3217 * config/i386/sse.md: Ditto.
3218 * config/i386/sync.md (sync_<code><mode>): Update for
3221 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3225 warnings converted to errors.
3227 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3229 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3230 used insn_type variable.
3231 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3232 to avoid set-but-not-used warning.
3234 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3236 * df-core.c (df_ref_debug): Change format string placeholder
3238 * dwarf2asm.c (dw2_asm_output_data_raw,
3239 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3240 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3241 * dwarf2out.c (output_cfi, output_cfi_directive,
3242 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3243 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3245 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3246 * print-rtl.c (print_rtx): Ditto.
3248 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3251 * builtins.c (expand_builtin_pow_root): New function to expand pow
3252 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3253 series of sqrt and cbrt calls under -ffast-math.
3254 (expand_builtin_pow): Call it.
3256 2010-04-14 Michael Matz <matz@suse.de>
3258 PR tree-optimization/42963
3259 * tree-cfg.c (touched_switch_bbs): New static variable.
3260 (group_case_labels_stmt): New function broken out from ...
3261 (group_case_labels): ... here, use the above.
3262 (start_recording_case_labels): Allocate touched_switch_bbs.
3263 (end_recording_case_labels): Deallocate it, call
3264 group_case_labels_stmt.
3265 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3267 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3272 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3276 2010-04-13 Jan Hubicka <jh@suse.cz>
3278 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3279 of optimized out static functions.
3280 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3281 cost computation. Also sanity check for overflows.
3282 (update_caller_keys): Update cgraph_edge_badness call; properly
3283 update fibheap and sanity check that it is up to date.
3284 (add_new_edges_to_heap): Update cgraph_edge_badness.
3285 (cgraph_decide_inlining_of_small_function): Likewise;
3286 add sanity checking that badness in heap is up to date;
3287 improve dumping of reason; Update badness of calls to the
3288 offline copy of function currently inlined; dump badness
3289 of functions not inlined because of unit growth limits.
3291 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3294 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3295 because of sign-extension change when converting to sizetype here...
3296 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3298 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3299 the folding to constants. Remove redundant final conversion.
3300 (fold_binary) <associate>: Do not associate if the re-association of
3301 constants alone overflows.
3302 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3303 to the end of the list.
3304 (multiple_of_p) <COND_EXPR>: New case.
3306 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3308 * opt-functions.awk (opt_sanitized_name): New.
3310 * optc-gen.awk: Use it
3311 * opth-gen.awk: Use it.
3313 2010-04-13 Martin Jambor <mjambor@suse.cz>
3315 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3316 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3317 children. Call replace_uses_with_default_def_ssa_name to handle
3320 2010-04-13 Michael Matz <matz@suse.de>
3323 * builtins.c (expand_builtin_interclass_mathfn): Also create
3324 a register if the predicate doesn't match.
3326 2010-04-13 Diego Novillo <dnovillo@google.com>
3328 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3329 * c-pch.c: Include timevar.h.
3330 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3331 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3332 * ggc-common.c: Include timevar.h.
3333 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3334 * timevar.def (TV_PCH_SAVE): Define.
3335 (TV_PCH_CPP_SAVE): Define.
3336 (TV_PCH_PTR_REALLOC): Define.
3337 (TV_PCH_PTR_SORT): Define.
3338 (TV_PCH_RESTORE): Define.
3339 (TV_PCH_CPP_RESTORE): Define.
3341 2010-04-13 Michael Matz <matz@suse.de>
3343 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3345 (can_reassociate_p): New function.
3346 (break_up_subtract_bb, reassociate_bb): Use it.
3348 2010-04-13 Richard Guenther <rguenther@suse.de>
3351 * builtins.c (c_readstr): Fix assert.
3353 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3356 when generating cltd insn.
3358 (*ashl<mode>3_1): Remove special handling for register operand 2.
3359 (*ashlsi3_1_zext): Ditto.
3360 (*ashlhi3_1): Ditto.
3361 (*ashlhi3_1_lea): Ditto.
3362 (*ashlqi3_1): Ditto.
3363 (*ashlqi3_1_lea): Ditto.
3364 (*<shiftrt_insn><mode>3_1): Ditto.
3365 (*<shiftrt_insn>si3_1_zext): Ditto.
3366 (*<shiftrt_insn>qi3_1_slp): Ditto.
3367 (*<rotate_insn><mode>3_1): Ditto.
3368 (*<rotate_insn>si3_1_zext): Ditto.
3369 (*<rotate_insn>qi3_1_slp): Ditto.
3371 2010-04-13 Richard Guenther <rguenther@suse.de>
3373 * tree-ssa-structalias.c (callused_id): Remove.
3374 (call_stmt_vars): New.
3375 (get_call_vi): Likewise.
3376 (lookup_call_use_vi): Likewise.
3377 (lookup_call_clobber_vi): Likewise.
3378 (get_call_use_vi): Likewise.
3379 (get_call_clobber_vi): Likewise.
3380 (make_transitive_closure_constraints): Likewise.
3381 (handle_const_call): Adjust to do per-call call-used handling.
3382 (handle_pure_call): Likewise.
3383 (find_what_var_points_to): Remove general callused handling.
3384 (init_base_vars): Likewise.
3385 (init_alias_vars): Initialize call_stmt_vars.
3386 (compute_points_to_sets): Process call-used and call-clobbered
3387 vars for call statements.
3388 (delete_points_to_sets): Free call_stmt_vars.
3390 2010-04-13 Richard Guenther <rguenther@suse.de>
3392 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3393 Only add RW dependence for dependence distance zero.
3394 Adjust maximal vectorization factor according to dependences.
3395 Move alignment handling ...
3396 (vect_find_same_alignment_drs): ... here. New function.
3397 (vect_analyze_data_ref_dependences): Adjust.
3398 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3399 (vect_analyze_data_refs): Adjust minimal vectorization factor
3400 according to data references.
3401 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3402 dependences before determining the vectorization factor.
3403 Analyze alignment after determining the vectorization factor.
3404 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3405 dependences before alignment.
3406 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3408 (vect_analyze_data_refs): Likewise.
3409 (MAX_VECTORIZATION_FACTOR): New define.
3411 2010-04-13 Duncan Sands <baldrick@free.fr>
3413 * except.h (lang_eh_type_covers): Remove.
3414 * except.c (lang_eh_type_covers): Likewise.
3416 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3417 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3419 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3420 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3421 UNITS_PER_LONG where it is ABI relevant.
3422 (s390_return_addr_rtx): Likewise.
3423 (s390_back_chain_rtx): Likewise.
3424 (s390_frame_area): Likewise.
3425 (s390_frame_info): Likewise.
3426 (s390_initial_elimination_offset): Likewise.
3427 (save_gprs): Likewise.
3428 (s390_emit_prologue): Likewise.
3429 (s390_emit_epilogue): Likewise.
3430 (s390_function_arg_advance): Likewise.
3431 (s390_function_arg): Likewise.
3432 (s390_va_start): Likewise.
3433 (s390_gimplify_va_arg): Likewise.
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