1 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
3 * config/rs6000/rs6000-protos.h
4 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
5 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
6 (rs6000_debug_mode_dependent_address)
7 (rs6000_mode_dependent_address_ptr): Likewise.
9 2010-05-13 Jakub Jelinek <jakub@redhat.com>
12 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
14 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
15 * tree-sra.c (create_access_replacement): Call unshare_expr before
16 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
18 * dwarf2out.c: Include tree-flow.h.
19 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
20 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
21 Handle DW_OP_bit_piece.
22 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
23 construct_piece_list, adjust_piece_list): New functions.
24 (add_var_loc_to_decl): Handle SRA optimized variables.
25 Adjust for var_loc_note to loc field renaming.
26 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
28 (new_loc_descr_op_bit_piece): New function.
29 (dw_sra_loc_expr): New function.
30 (dw_loc_list): Use it. Don't handle the last range after the
31 loop, handle it inside of the loop. Adjust for var_loc_note
32 to loc field renaming.
33 (add_location_or_const_value_attribute): Only special case
34 single entry loc lists if loc is NOTE_P. Adjust for
35 var_loc_note to loc field renaming.
36 (dwarf2out_var_location): Don't set newloc->var_loc_note
37 and newloc->next here.
39 2010-05-12 Jan Hubicka <jh@suse.cz>
41 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag.
42 * cgraph.h (cgraph_only_called_directly_p,
43 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
44 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
45 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
47 * ipa.c (cgraph_remove_unreachable_nodes): Use
48 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags.
49 * tree-inline.c (copy_bb): Check address_taken flag.
50 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
51 externally_visible flag.
53 2010-05-12 Jason Merrill <jason@redhat.com>
57 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
58 * sdbout.c (plain_type_1): Likewise.
59 * dwarf2out.c (is_base_type): Likewise.
60 (gen_type_die_with_usage): Likewise. Generate
61 DW_TAG_unspecified_type for any LANG_TYPE.
63 2010-05-12 Jan Hubicka <jh@suse.cz>
65 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
67 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
68 (cgraph_clone_edge): Update.
69 (cgraph_node_remove_callees): Remove indirect calls too.
70 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
71 (cgraph_create_indirect_edge): Update prototype.
72 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
73 is_proper_for_analysis.
74 (add_new_function, visited_nodes, function_insertion_hook_holder,
75 get_local_reference_vars_info, mark_address_taken, mark_address,
76 mark_load, mark_store, check_asm_memory_clobber, check_call,
77 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
78 (ipa_init): Do not initialize visited_nodes;
79 function_insertion_hook_holder.
80 (analyze_variable): Rewrite.
81 (analyze_function): Rewrite.
82 (copy_local_bitmap): Remove.
83 (duplicate_node_dat): Do not duplicate local info.
84 (generate_summary): Simplify to only walk cgraph.
85 (write_node_summary_p, ipa_reference_write_summary,
86 ipa_reference_read_summary): Remove.
87 (propagate): Do not remove function insertion;
89 (pass_ipa_reference): NULLify summary handling fields.
90 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
91 (input_edge): Input ecf_flags.
92 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
93 (update_indirect_edges_after_inlining): Ignore edges with unknown
96 2010-05-12 Sriraman Tallam <tmsriram@google.com>
98 * implicit-zee.c: New file.
99 * tree-pass.h (pass_implicit_zee): Declare.
100 * passes.c (init_optimization_passes): Add zee pass.
101 * common.opt (fzee): New flag.
102 * timevar.def (TV_ZEE): Define.
103 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
105 * Makefile.in (implicit-zee.o): Add new build file.
107 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
108 Nathan Froyd <froydnj@codesourcery.com>
110 * c-common.c (sync_resolve_params): Remove write-only variable.
112 2010-05-12 Anatoly Sokolov <aesok@post.ru>
114 * target.h (struct gcc_target): Add mode_dependent_address_p field.
115 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
116 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
117 * targhooks.c (default_mode_dependent_address_p): New function.
118 * targhooks.h (default_mode_dependent_address_p): Declare function.
119 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
120 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
121 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
122 target hook. Change return type to bool.
123 * recog.h: (mode_dependent_address_p): Change return type to bool.
125 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
126 Nathan Froyd <froydnj@codesourcery.com>
128 * tree-mudflap.c (build_function_type_0, build_function_type_1,
129 build_function_type_2, build_function_type_3): Remove.
130 (mudflap_init): Use build_function_type_list.
132 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
133 Nathan Froyd <froydnj@codesourcery.com>
135 * coverage.c (build_fn_info_value): Call build_constructor instead of
136 build_constructor_from_list.
137 (build_ctr_info_value): Likewise.
138 (build_gcov_info): Likewise.
140 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
142 * tree.c (build_constructor): Compute TREE_CONSTANT for the
143 resultant constructor.
144 (build_constructor_single): Don't set TREE_CONSTANT.
145 (build_constructor_from_list): Don't compute TREE_CONSTANT.
147 2010-05-12 Jan Hubicka <jh@suse.cz>
149 * cgraph.h (struct varpool_node): Add aux.
150 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
151 * varpool.c (varpool_remove_node): Do not remove initializer.
152 (varpool_reset_queue): Export.
153 (varpool_finalize_decl): Volatile vars are forced to be output.
154 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
156 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
157 process_references, varpool_can_remove_if_no_refs): New functions.
158 (cgraph_remove_unreachable_nodes): Handle variables too.
160 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
163 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
165 2010-05-12 Jakub Jelinek <jakub@redhat.com>
168 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
169 change value of ORT_TASK.
170 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
171 (omp_notice_threadprivate_variable): New function.
172 (omp_notice_variable): Call it for threadprivate variables.
173 If enclosing ctx is a task, print enclosing task rather than
174 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
175 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
176 if task has untied clause.
179 * dwarf2out.c (base_type_die): Don't add name attribute here.
180 (modified_type_die): Instead of sizetype use
181 its underlying original type. If a DW_TAG_base_type doesn't
182 have name added, add __unknown__.
183 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
184 always call force_type_die instead.
186 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
188 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
189 for __stack_chk_guard.
191 2010-05-11 Jakub Jelinek <jakub@redhat.com>
193 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
194 don't call start_source_file debug hook here...
195 (finish_options): ... but here, after outputting predefined and
196 command line defines and undefs.
199 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
201 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
202 optimizing away empty bb with no successors, move over its
203 footer chain to fallthru predecessor.
204 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
205 (rtl_split_edge): For asm goto call patch_jump_insn even if
206 splitting fallthru edge.
209 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
210 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
211 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
212 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
216 * c-parser.c (c_parser_expression): Mark LHS of a comma
217 expression as read if it is a decl, handled component or
218 COMPOUND_EXPR with that on the RHS.
219 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
220 if it is a decl or handled component.
222 2010-05-11 Jan Hubicka <jh@suse.cz>
224 * lto-symtab.c (lto_symtab_free): New function.
225 * lto-streamer.h (lto_symtab_free): Declare.
227 2010-05-11 Jan Hubicka <jh@suse.cz>
229 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
230 that if function is needed it is reachable.
231 (lto_output_node): See if it the function is reachable or referenced.
232 (output_cgraph): Update call of lto_output_node.
233 * lto-streamer.h (reachable_from_other_partition_p): Declare.
235 2010-05-11 Jan Hubicka <jh@suse.cz>
237 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
240 2010-05-11 Jan Hubicka <jh@suse.cz>
242 PR tree-optimize/44063
243 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
244 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
246 (estimate_function_body_sizes): Compute sizes even when disregarding.
248 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
250 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
252 2010-05-11 Jan Hubicka <jh@suse.cz>
254 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
257 2010-05-11 Jan Hubicka <jh@suse.cz>
259 * matrix-reorg.c (matrix_reorg): Rebuild edges.
261 2010-05-11 Jan Hubicka <jh@suse.cz>
263 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
264 lto_streamer_cache_delete): Put nodes into heap.
265 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
268 2010-05-11 Jan Hubicka <jh@suse.cz>
270 * cgraphbuild.c (cgraph_rebuild_references): New.
271 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
273 * cgraph.h (cgraph_rebuild_references): Declare.
274 * tree-inline.c (tree_function_versioning): Use it.
275 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
277 2010-05-11 Jan Hubicka <jh@suse.cz>
279 * cgraph.c: Include ipa-utils.h
280 (cgraph_create_virtual_clone): Update references.
281 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
283 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
285 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
286 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
289 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
291 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
293 2010-05-11 Jakub Jelinek <jakub@redhat.com>
295 * gcc.c (execute): For -### don't quote arguments that
296 contain just alphanumerics and _/-. characters.
297 * doc/invoke.texi: Document that change for -###.
300 * df-problems.c (struct dead_debug): Add to_rescan field.
301 (dead_debug_init): Clear to_rescan field.
302 (dead_debug_finish): Rescan all debug insns in to_rescan
303 bitmap and free the bitmap.
304 (dead_debug_insert_before): Instead of rescanning debug insns
305 immediately queue their rescanning until dead_debug_finish.
306 (df_note_bb_compute): After dead_debug_add do continue instead
309 2010-05-10 Jakub Jelinek <jakub@redhat.com>
312 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
313 clear also INSN_REG_USE_LIST.
315 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
317 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
319 2010-05-10 Jan Hubicka <jh@suse.cz>
321 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
323 2010-05-10 Jan Hubicka <jh@suse.cz>
325 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
327 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
328 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
329 (lto_streamer_cache_create): Init alloc pool.
330 (lto_streamer_cache_delete): Free alloc pool.
331 * lto-streamer.h: Include alloc pool.
332 (lto_streamer_cache_d): Use alloc pool.
333 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
335 2010-05-10 Jan Hubicka <jh@suse.cz>
337 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
338 * cgraphbuild.c: Include except.h
339 (record_type_list, record_eh_tables): New function.
340 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
342 2010-05-10 Jan Hubicka <jh@suse.cz>
344 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
345 __frame_dummy_init_array_entry, force_to_data): Attribute as used
348 2010-05-10 Michael Matz <matz@suse.de>
350 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
351 (can_reassociate_p): Use FLOAT_TYPE_P.
352 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
353 (vect_force_simple_reduction): ... this.
354 * tree-parloops.c (gather_scalar_reductions): Use
355 vect_force_simple_reduction.
356 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
357 vect_is_simple_reduction, add modify argument, if true rewrite
359 (vect_is_simple_reduction, vect_force_simple_reduction): New
361 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
363 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
364 Vladimir Makarov <vmakarov@redhat.com>
366 PR rtl-optimization/44012
367 * ira-build.c (remove_unnecessary_allocnos): Nullify
368 regno_allocno_map of the removed allocno.
370 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
372 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
374 * configure: Regenerate.
376 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
378 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
380 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
381 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
383 * configure: Regenerate.
385 2010-05-10 Richard Guenther <rguenther@suse.de>
387 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
388 marked if the entry identifier is marked.
390 2010-05-10 Richard Guenther <rguenther@suse.de>
392 * c-common.c (struct c_common_attributes): Add fnspec attribute.
393 (handle_fnspec_attribute): New function.
394 * gimple.h (gimple_call_return_flags): Declare.
395 (gimple_call_arg_flags): Likewise.
396 * gimple.c (gimple_call_arg_flags): New function.
397 (gimple_call_return_flags): Likewise.
398 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
400 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
402 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
403 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
405 (make_heapvar_for): ... this new function.
406 (handle_rhs_call): Handle fnspec attribute argument specifiers.
407 (handle_lhs_call): Likewise.
408 (find_func_aliases): Adjust.
410 2010-05-10 Richard Guenther <rguenther@suse.de>
412 PR tree-optimization/44050
413 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
415 2010-05-10 Wei Guozhi <carrot@google.com>
418 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
420 2010-05-09 Joseph Myers <joseph@codesourcery.com>
423 * c-typeck.c (lookup_field): Take a type directly. Update
425 (build_component_ref): Update call to lookup_field.
426 (set_init_label): Use lookup_field to find initialized field.
427 Handle returned list of fields like a sequence of designators.
429 2010-05-09 Richard Guenther <rguenther@suse.de>
432 * fold-const.c (tree_single_nonzero_warnv_p): Properly
433 handle &FUNCTION_DECL.
435 2010-05-09 Joseph Myers <joseph@codesourcery.com>
438 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
439 structures and unions recursively.
440 (detect_field_duplicates): Move duplicate detection with a hash to
441 detect_field_duplicates_hash. Always use a hash if anonymous
442 structures or unions are present.
443 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
446 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
449 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
450 detect Atom, Core 2 and Core i7.
452 2010-05-09 Richard Guenther <rguenther@suse.de>
454 * gcc.c (store_arg): Handle temporary file deletion for
457 2010-05-09 Richard Guenther <rguenther@suse.de>
460 * ipa-inline.c (estimate_function_body_sizes): Return after
461 disregarding inline limits.
463 2010-05-09 Richard Guenther <rguenther@suse.de>
465 * gcc.c (store_arg): Revert last change.
467 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
470 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
471 (optimize_ops_list): Call it.
473 2010-05-08 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/44030
476 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
477 NECESSARY flag if we propagate from a inserted expression.
479 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
481 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
482 domain types as equal if they are both PLACEHOLDER_EXPRs.
484 2010-05-08 Richard Guenther <rguenther@suse.de>
486 * lto-wrapper.c (run_gcc): Remove linker output from
487 command line for LTRANS invocation.
489 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
491 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
492 lto-macho as lto_binary_reader.
493 * target.h (struct gcc_target): New hooks lto_start and lto_end.
494 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
495 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
496 in lto_start and lto_end calls.
497 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
499 (scan_prog_file): Update is_elf_or_coff call.
500 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
502 * collect2.c (main): Fix enum comparison.
504 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
506 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
507 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
508 and TARGET_ASM_LTO_END.
509 * darwin.c: Include obstack.h and lto-streamer.h.
510 (lto_section_names_offset, lto_section_names_obstack,
511 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
513 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
514 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
516 (darwin_asm_lto_end): New function. Restore asm_out_file.
517 (darwin_asm_named_section): For LTO sections, replace the name with
518 the offset of the section name in a string table, and build this
520 (darwin_file_start): Initialize global vars for LTO support.
521 (darwin_file_end): If output to asm_out_file was redirected, append it
522 to the proper asm_out_file here. Add the section names section.
524 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
526 * c-pragma.c (pending_weak_d, pending_weak): New.
527 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
528 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
529 handle_pragma_weak): Update the uses of pending_weaks.
531 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
533 PR documentation/44016
534 * doc/standards.texi (Standards): Link to unversioned
535 cxx0x_status.html page.
537 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
540 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
541 in addition to TREE_USED, to avoid "set but unused" warnings.
543 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
545 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
546 (is_loop_prefetching_profitable): Do not insert prefetches
547 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
548 times the prefetch ahead distance.
550 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
552 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
553 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
554 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
557 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
559 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
560 a diagnostic info when the insn-to-mem ratio is too small.
562 2010-05-07 Richard Guenther <rguenther@suse.de>
564 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
566 (store_arg): Queue temp_filename for deletion instead of
569 2010-05-07 Richard Guenther <rguenther@suse.de>
571 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
572 (run_gcc): Handle LTRANS phase invocation.
573 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
575 2010-05-07 Jakub Jelinek <jakub@redhat.com>
577 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
578 this is also meaningful on PARM_DECLs and RESULT_DECLs.
580 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
582 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
584 2010-05-07 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/44020
587 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
588 code when PRE is not yet initialized.
590 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
592 * config/mips/dbxmdebug.h: Remove.
593 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
595 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
597 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
598 with null pointer and also warn about ordered comparison of zero with
601 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
603 * graphite-blocking.c
604 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
605 * graphite-clast-to-gimple.c
606 (clast_to_gcc_expression): Same.
607 (precision_for_value): Same.
608 (precision_for_interval): Same.
609 (gcc_type_for_interval): Same.
610 (graphite_create_new_guard): Same.
611 (compute_bounds_for_level): Same.
612 (graphite_create_new_loop_guard): Same.
613 * graphite-interchange.c
614 (build_linearized_memory_access): Same.
615 (pdr_stride_in_loop): Same.
616 (memory_strides_in_loop_1): Same.
617 (memory_strides_in_loop): Same.
618 (extend_scattering): Same.
619 (psct_scattering_dim_for_loop_depth): Same.
620 (pbb_number_of_iterations): Same.
622 (debug_iteration_domains): Same.
624 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
625 (ppl_set_inhomogeneous_gmp): Same.
626 (ppl_strip_loop): Same.
627 (ppl_lexico_compare_linear_expressions): Same.
628 (ppl_read_polyhedron_matrix): Same.
629 (ppl_max_for_le_pointset): Same.
631 (ppl_read_polyhedron_matrix): Same.
632 (tree_int_to_gmp): Same.
633 (gmp_cst_to_tree): Same.
634 (ppl_set_inhomogeneous): Same.
635 (ppl_set_inhomogeneous_tree): Same.
636 (ppl_set_coef): Same.
637 (ppl_set_coef_tree): Same.
638 * graphite-sese-to-poly.c
639 (build_pbb_scattering_polyhedrons): Same.
640 (build_scop_scattering): Same.
641 (scan_tree_for_params_right_scev): Same.
642 (scan_tree_for_params): Same.
643 (find_params_in_bb): Same.
644 (find_scop_parameters): Same.
645 (add_upper_bounds_from_estimated_nit): Same.
646 (build_loop_iteration_domains): Same.
647 (add_condition_to_domain): Same.
648 (pdr_add_memory_accesses): Same.
650 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
652 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
653 CLooG's value_* macros to their respective mpz_* counterparts.
654 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
655 (graphite_create_new_loop_guard): Same.
656 * graphite-interchange.c (build_linearized_memory_access): Same.
657 (pdr_stride_in_loop): Same.
658 (memory_strides_in_loop_1): Same.
659 (1st_interchange_profitable_p): Same.
660 * graphite-poly.c (extend_scattering): Same.
661 (psct_scattering_dim_for_loop_depth): Same.
662 (pbb_number_of_iterations): Same.
663 (pbb_number_of_iterations_at_time): Same.
664 * graphite-poly.h (new_1st_loop): Same.
665 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
666 (oppose_constraint): Same.
667 (insert_constraint_into_matrix): Same.
668 (ppl_set_inhomogeneous_gmp): Same.
669 (ppl_set_coef_gmp): Same.
670 (ppl_strip_loop): Same.
671 (ppl_lexico_compare_linear_expressions): Same.
672 (ppl_max_for_le_pointset): Same.
673 (ppl_min_for_le_pointset): Same.
674 (ppl_build_realtion): Same.
675 * graphite-ppl.h (gmp_cst_to_tree): Same.
676 (ppl_set_inhomogeneous): Same.
677 (ppl_set_inhomogeneous_tree): Same.
678 (ppl_set_coef): Same.
679 (ppl_set_coef_tree): Same.
680 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
681 (build_scop_scattering): Same.
682 (add_value_to_dim): Same.
683 (scan_tree_for_params_right_scev): Same.
684 (scan_tree_for_params_int): Same.
685 (scan_tree_for_params): Same.
686 (find_params_in_bb): Same.
687 (find_scop_parameters): Same.
688 (add_upper_bounds_from_estimated_nit): Same.
689 (build_loop_iteration_domains): Same.
690 (create_linear_expr_from_tree): Same.
691 (add_condition_to_domain): Same.
692 (pdr_add_memory_accesses): Same.
694 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
695 Jason Merrill <jason@redhat.com>
697 * c-common.c (c_common_reswords): Add nullptr.
698 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
699 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
700 (gen_type_die_with_usage): Likewise.
701 * dbxout.c (dbxout_type): Likewise.
702 * sdbout.c (plain_type_1): Likewise.
704 2010-05-06 Jason Merrill <jason@redhat.com>
706 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
707 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
709 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
711 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
712 stripping WITH_SIZE_EXPR.
713 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
716 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
718 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
719 list of obsolete configurations.
720 Disabled check for obsolete configurations.
721 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
722 Removed support for previous versions.
723 * config/mips/iris.h: Removed.
724 * config/mips/iris5.h: Removed.
725 * config/mips/iris6.h: Merged old iris.h contents.
726 (TARGET_IRIX): Removed.
727 (DRIVER_SELF_SPECS): Removed mabi=32.
728 (IDENT_ASM_OP): Removed undef.
729 (STARTFILE_SPEC): Removed mabi=32.
730 (ENDFILE_SPEC): Likewise.
731 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
732 (MACHINE_TYPE): Update for IRIX 6.5.
733 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
734 TARGET_IRIX by TARGET_IRIX6.
735 (mips_file_start): Likewise.
736 (mips_output_external): Remove IRIX 5/6 O32 support.
737 (mips_output_function_prologue): Likewise.
738 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
740 (TARGET_CPU_CPP_BUILTINS): Likewise.
741 (TARGET_IRIX): Removed.
742 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
743 (MULTILIB_DIRNAMES): Removed 32.
744 (MULTILIB_OSDIRNAMES): Removed ../lib.
745 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
746 (Specific, mips-sgi-irix5): Document removal.
747 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
748 Remove references to older IRIX 6 releases and the O32 ABI.
750 2010-05-06 Jakub Jelinek <jakub@redhat.com>
753 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
754 instead of DF_REF_REAL_REG.
756 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
759 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
760 handling to still return true for x64 targets.
762 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
764 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
766 2010-05-06 Jan Hubicka <jh@suse.cz>
768 PR tree-optimization/43791
769 * ipa-inline.c (update_caller_keys): Remove bogus
770 disregard_inline_limits check.
772 2010-05-06 Michael Matz <matz@suse.de>
774 PR tree-optimization/43984
775 * tree-ssa-pre.c (inserted_phi_names): Remove.
776 (inserted_exprs): Change to bitmap.
777 (create_expression_by_pieces): Set bits, don't append to vector.
778 (insert_into_preds_of_block): Don't handle inserted_phi_names.
779 (eliminate): Don't look at inserted_phi_names, remove deleted
780 insns from inserted_exprs.
781 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
782 (init_pre, fini_pre): Allocate and free bitmaps.
783 (execute_pre): Insert insns on edges before elimination.
785 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
787 * tree.c (initializer_zerop): Handle STRING_CST.
789 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
792 * doc/invoke.texi (Wimplicit): Document as C only.
793 * opts.c (common_handle_option): Add argument kind.
794 (handle_option): Rename as read_cmdline_option. Factor out code to...
795 (handle_option): ... here. New.
796 (handle_options): Rename as read_cmdline_options.
797 (decode_options): Update call.
798 (set_option): Use option index instead of option pointer. Classify
799 diagnostics correctly.
800 (enable_warning_as_error): Call handle_option.
801 * opts.h (set_option): Update declaration.
802 (handle_option): Declare.
803 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
804 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
805 * c-opts.c (set_Wimplicit): Delete.
806 (c_family_lang_mask): New static constant.
807 (c_common_handle_option): Add argument kind. Use handle_option
808 instead of set_Wimplicit.
809 (c_common_post_options): warn_implicit and warn_implicit_int
810 are disabled by default.
811 * c-common.c (warn_implicit): Do not define here.
812 * c-common.h (warn_implicit): Do not declare here.
813 (c_common_handle_option): Update declaration.
814 * lto-opts.c (lto_reissue_options): Update call to set_option.
816 2010-05-06 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43571
819 * domwalk.c (walk_dominator_tree): Walk the dominator
820 sons in more optimal order.
822 2010-05-06 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/43934
825 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
826 (stmt_cost): Likewise.
827 (extract_true_false_args_from_phi): New helper.
828 (determine_max_movement): For PHI nodes verify we can hoist them
829 and compute their cost.
830 (determine_invariantness_stmt): Handle PHI nodes.
831 (move_computations_stmt): Likewise. Hoist PHI nodes in
832 if-converted form using COND_EXPRs.
833 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
834 (tree_ssa_lim): Likewise.
835 * tree-flow.h (tree_ssa_lim): Adjust prototype.
836 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
838 2010-05-06 Richard Guenther <rguenther@suse.de>
840 PR tree-optimization/43987
841 * tree-ssa-structalias.c (could_have_pointers): For possibly
842 address-taken variables force pointers to be recorded.
843 (create_variable_info_for_1): Likewise.
844 (push_fields_onto_fieldstack): Pass in wheter all fields
846 (find_func_aliases): Query types instead of vars whether
847 they contain pointers where appropriate.
849 2010-05-06 Jan Hubicka <jh@suse.cz>
851 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
852 (record_reference, mark_address, mark_load, mark_store): Record
854 (record_references_in_initializer): Update call of record_references.
855 (rebuild_cgraph_edges): Remove all references before rebuiding.
856 * cgraph.c (cgraph_create_node): Clear ref list.
857 (cgraph_remove_node): Remove references.
858 (dump_cgraph_node): Dump references.
859 (cgraph_clone_node): Clone references.
860 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
861 (struct cgraph_node, varpool_node): Add ref_lst.
862 * ipa-ref.c: New file.
863 * ipa-ref.h: New file.
864 * ipa-ref-inline.h: New file.
865 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
866 (referenced_from_other_partition_p): New function.
867 (lto_output_varpool_node): Take set arugment; call
868 referenced_from_other_partition.
869 (lto_output_ref): New.
870 (add_references): New.
872 (output_cgraph): Compute boundary based on references; output refs.
873 (output_varpool): Accept cgraph_node_set argument.
876 (input_cgraph): Call input_refs.
877 * lto-section-in.c (lto_section_name): Add refs.
878 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
879 (ipa-ref.o): New file.
880 * varpool.c (varpool_node): Clear ipa ref list.
881 (varpool_remove_node): Remove references.
882 (dump_varpool_node): Dump references.
883 (varpool_assemble_decl): Only compile finalized ones.
884 (varpool_extra_name_alias): Initialize ref list.
885 * lto-streamer.c (lto-get_section_name): Add .refs section.
886 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
887 (referenced_from_other_partition_p): Declared.
889 2010-05-06 Ira Rosen <irar@il.ibm.com>
891 PR tree-optimization/43901
892 * tree-vect-stmts.c (vectorizable_call): Assert that vector
893 type is not NULL if it's transformation phase, and return
894 FALSE if it's analysis.
895 (vectorizable_conversion, vectorizable_operation,
896 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
898 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
900 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
902 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
904 * config/mips/mips-protos.h
905 (mips_small_register_classes_for_mode_p): Delete prototype.
907 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
909 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
910 * config/arm/arm.c (multiple_operation_profitable_p,
911 compute_offset_order): New static functions.
912 (load_multiple_sequence, store_multiple_sequence): Use them.
913 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
914 memory offsets, not register numbers.
915 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
917 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
919 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
920 (get_pending_sizes, put_pending_size, put_pending_sizes):
921 Update the uses of pending_sizes.
922 * c-decl.c (store_parm_decls): Likewise.
923 * c-tree.h (struct c_arg_info): Likewise.
924 * tree.h: Update the prototype for get_pending_sizes and
927 2010-05-05 Jason Merrill <jason@redhat.com>
930 * c-common.c (handle_aligned_attribute): Respect
931 ATTR_FLAG_TYPE_IN_PLACE.
934 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
935 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
936 (TARGET_INITIALIZER): Use it.
937 * c-common.c (attribute_takes_identifier_p): Call it.
938 * c-common.h: Update prototype.
939 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
940 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
942 2010-05-05 Jakub Jelinek <jakub@redhat.com>
945 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
946 DW_ID_down_case for Fortran compilation units.
948 2010-05-05 Jan Hubicka <jh@suse.cz>
950 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
953 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
955 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
956 a variable-sized RESULT_DECL.
958 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
960 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
962 2010-05-05 Jason Merrill <jason@redhat.com>
965 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
967 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
969 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
970 Jakub Jelinek <jakub@redhat.com>
973 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
974 (dead_debug_init, dead_debug_finish): New functions.
975 (dead_debug_add, dead_debug_insert_before): Likewise.
976 (df_note_bb_compute): Initialize a dead_debug object, add dead
977 debug uses to it, insert debug bind insns before death insns,
978 reset debug insns that refer to pending uses at the end.
979 * rtl.h (make_debug_expr_from_rtl): New prototype.
980 * varasm.c (make_debug_expr_from_rtl): New function.
982 2010-05-05 Jan Hubicka <jh@suse.cz>
984 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
985 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
986 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
987 lto_varpool_encoder_deref, lto_varpool_encoder_size,
988 lto_varpool_encoder_encode_initializer_p,
989 lto_set_varpool_encoder_encode_initializer): New functions.
990 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
992 (input_varpool_node): Do not always set analyzed.
993 (input_cgraph_1): Return vector of cgraph nodes.
994 (input_varpool_1): Return vector of varpools.
995 (input_cgraph): Free the vectors.
996 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
997 output only initializers needed.
998 (lto_output): Only call output_cgraph.
999 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1000 * lto-section-out.c (lto_new_out_decl_state): Initialize
1001 state->varpool_node_encoder.
1002 * lto-streamer.h (lto_varpool_encoder_d): New.
1003 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1004 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1005 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1006 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1007 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1009 (output_varpool, input_varpool): Remove declarations.
1011 2010-05-05 Jan Hubicka <jh@suse.cz>
1013 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1014 with body can prevail.
1016 2010-05-05 Jan Hubicka <jh@suse.cz>
1018 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1021 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1023 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1025 * gengtype.h (erro_at_line): Constify pos argument.
1027 * gengtype.c: Include hashtab.h.
1028 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1029 (error_at_line): Constify pos argument.
1030 (do_typedef): Initialize p->opt field.
1031 (get_file_gtfilename): Fix comment typo.
1032 (struct walk_type_data): Constify line field.
1033 (get_output_file_for_structure): New function.
1034 (write_local_func_for_structure): Constify orig_s argument.
1035 Use get_output_file_for_structure.
1036 (write_func_for_structure): Use get_output_file_for_structure.
1037 (INDENT): New define.
1038 (dump_pair, dump_type, dump_type_list, dump_typekind)
1039 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1040 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1042 (seen_types): New variable.
1043 (main): New variable do_dump. Process "-d" command line option.
1044 Call dump_everything if dump requested.
1046 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1048 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1049 in a temporary instead of invoking the macro multiple times.
1050 (track_expr_p): Likewise.
1052 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1054 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1056 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1057 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1058 conditions for printing notes.
1059 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1060 true, update documentation.
1061 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1063 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1066 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1069 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1073 (*sse_prologue_save_insn1): Likewise.
1074 (SSE prologue save splitter): Likewise.
1076 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1078 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1079 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1080 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1081 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1082 all decls. Call it on DECL_FIELD_OFFSET of fields.
1083 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1084 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1086 2010-05-04 Martin Jambor <mjambor@suse.cz>
1088 * tree-sra.c (build_access_from_expr_1): The first parameter type
1089 changed to simple tree.
1090 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1091 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1093 (build_accesses_from_assign): Removed all parameters except for a
1094 simple gimple statement. Now returns a simple bool.
1095 (scan_function): All non-analysis parts moved to separate functions
1096 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1097 parameters and updated both callers.
1098 (sra_modify_expr): Removed parameter data.
1099 (sra_modify_function_body): New function.
1100 (perform_intra_sra): Call sra_modify_function_body to modify the
1102 (replace_removed_params_ssa_names): Parameter data changed into
1104 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1105 changed the parameter dont_convert to convert with the opposite
1107 (sra_ipa_modify_assign): Parameter data changed into adjustments
1108 vector, return value changed to bool.
1109 (ipa_sra_modify_function_body): New function.
1110 (sra_ipa_reset_debug_stmts): Updated a comment.
1111 (modify_function): Use ipa_sra_modify_function_body to modify function
1114 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1117 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1118 (canon_true_dependence): Likewise.
1119 (write_dependence_p): Likewise.
1121 2010-05-04 Jan Hubicka <jh@suse.cz>
1123 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1124 * cgraphbuild.c: Include ipa-utils.h
1125 (record_reference_ctx): New struct.
1126 (record_reference): Simplify to work on initializers; not statements.
1127 (mark_address, mark_load, mark_store): New.
1128 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1130 (record_references_in_initializer): Update use of record_reference.
1131 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1134 2010-05-04 Jan Hubicka <jh@suse.cz>
1136 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1137 node will be removed anyway.
1138 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1139 relink aliases of node into prevailing node.
1140 * varpool.c (varpool_remove_node): Remove aliases properly;
1141 when removing node, remove all its aliases too; remove DECL_INITIAL
1142 of removed node; ggc_free the varpool node.
1144 2010-05-04 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/43879
1147 * tree-ssa-structalias.c (alias_get_name): Use
1148 DECL_ASSEMBLER_NAME if available.
1149 (create_function_info_for): Return the varinfo node.
1150 (ipa_pta_execute): Associate same-body aliases and extra names
1151 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1153 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1155 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1157 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1160 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1161 only if HONOR_REG_ALLOC_ORDER is not defined.
1163 2010-05-04 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/43949
1166 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1169 2010-04-26 Jason Merrill <jason@redhat.com>
1171 * c.opt (-fstrict-enums): New.
1172 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1174 2010-05-03 David Ung <davidu@mips.com>
1175 James E. Wilson <wilson@codesourcery.com>
1177 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1178 emit the trap instruction before the divide for TUNE_74K.
1180 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1182 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1183 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1184 based on the above, for new target hook.
1186 * hooks.c (hook_bool_mode_true): New generic hook.
1187 * hooks.h (hook_bool_mode_true): Add prototype.
1189 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1191 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1192 target hook, set to hook_bool_mode_false.
1193 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1194 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1195 with targetm.small_register_classes_for_mode_p.
1196 (find_reusable_reload): Likewise.
1197 (combine_reloads): Likewise.
1198 * reload1.c (reload_as_needed): Likewise.
1199 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1200 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1201 dead_or_predicable): Likewise.
1202 * regmove.c (optimize_reg_copy_1): Likewise.
1203 * calls.c (prepare_call_address): Likewise.
1204 (precompute_register_parameters): Likewise.
1206 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1208 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1209 implementation of the hook that considers all register classes
1210 small except for SH64.
1211 (sh_override_options): Use the new hook.
1212 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1215 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1217 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1218 implementation of the hook that considers all register classes
1220 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1223 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1225 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1226 implementation of the hook that considers all register classes
1228 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1231 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1233 * config/m32c/m32c.h: Likewise.
1234 * config/pdp11/pdp11.h: Likewise.
1235 * config/avr/avr.h: Likewise.
1236 * config/xtensa/xtensa.h: Likewise.
1237 * config/m68hc11/m68hc11.h: Likewise.
1238 * config/mn10300/mn10300.h: Likewise.
1239 * config/mcore/mcore.h: Likewise.
1240 * config/h8300/h8300.h: Likewise.
1241 * config/bfin/bfin.h: Likewise.
1243 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1244 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1246 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1248 * double-int.h (tree_to_double_int): Remove macro.
1249 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1250 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1251 (tree_to_double_int): New function.
1252 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1254 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1256 2010-05-03 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/43971
1259 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1260 constraints in the !flag_delete_null_pointer_checks case.
1262 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1265 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1266 result mode matches original rtl mode.
1268 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1271 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1273 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1276 when processing flag options.
1278 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1280 * gcov-iov.c (main): Change format string placeholder
1281 from %#08x to 0x%08x.
1282 * genchecksum.c (dosum): Change format string placeholder
1283 from %#02x to 0x%02x.
1285 2010-05-02 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/43879
1288 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1290 2010-05-02 Bruno Haible <bruno@clisp.org>
1292 * doc/extend.texi (Function Attributes): Fix a typo.
1294 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1297 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1298 placeholder from 0x%x to %#x.
1299 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1300 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1301 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1302 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1303 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1304 * config/i386/i386.c (ix86_target_string): Ditto.
1305 * config/i386/i386.c (output_pic_addr_const): Ditto.
1306 (print_operand): Ditto.
1308 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1310 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1311 placeholder from 0x%x to %#x.
1312 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1313 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1314 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1315 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1316 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1317 * optc-gen.awk: Ditto.
1318 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1319 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1320 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1321 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1323 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1325 * target.h (struct calls): Add function_value_regno_p field.
1326 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1327 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1328 * targhooks.c (default_function_value_regno_p): New function.
1329 * targhooks.h (default_function_value_regno_p): Declare function.
1330 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1331 * builtins.c. (apply_result_size): (Ditto.).
1332 * combine.c. (likely_spilled_retval_p): (Ditto.).
1333 * mode-switching.c. Include 'target.h'.
1334 (create_pre_exit): Use function_value_regno_p hook.
1335 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1336 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1337 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1339 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1340 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1341 (ix86_function_value_regno_p): Declare as static, change argument
1342 type to const unsigned int.
1343 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1345 2010-05-01 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/43949
1348 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1350 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1352 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1354 * rtl.h (CONST_DOUBLE_P): Define.
1355 (rtx_to_double_int): Declare.
1356 * emit-rtl.c (rtx_to_double_int): New function.
1357 * dwarf2out.c (insert_double): New function.
1358 (loc_descriptor, add_const_value_attribute): Clean up, use
1359 rtx_to_double_int and insert_double functions.
1361 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1363 * doc/extend.texi (Inline): Add missing return keyword to examples.
1364 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1367 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1369 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1370 the variable part of the offset as well. Use highest_pow2_factor for
1371 all alignment checks.
1373 2010-04-30 Richard Guenther <rguenther@suse.de>
1375 PR tree-optimization/43879
1376 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1379 2010-04-30 Jan Hubicka <jh@suse.cz>
1381 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1383 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1385 2010-04-30 Jan Hubicka <jh@suse.cz>
1387 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1389 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1390 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1391 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1392 cgraph_node_set_needs_ltrans_p): Remove.
1394 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1396 * sdbout.c: Include vec.h, do not include varray.h.
1397 (deferred_global_decls, sdbout_global_decl,
1398 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1399 * toplev.c: Do not include varray.h.
1400 (dump_memory_report): Do not dump VARRAY statistics.
1401 * gengtype.c (open_base_file): Ignore varray.h.
1402 * Makefile.in: Update for abovementioned changes.
1403 Remove all traces of varray.c and varray.h.
1404 * varray.c: Remove file.
1405 * varray.h: Remove file.
1407 2010-04-30 Jan Hubicka <jh@suse.cz>
1409 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1412 2010-04-30 Jan Hubicka <jh@suse.cz>
1414 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1417 2010-04-30 Richard Guenther <rguenther@suse.de>
1419 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1420 constraints for CONSTRUCTOR.
1422 2010-04-30 Richard Guenther <rguenther@suse.de>
1425 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1426 first after all lowering passes.
1428 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1430 * toplev.c: Include varray.h for statistics dumping.
1431 * tree.h: Do not declare varray_head_tag.
1432 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1433 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1434 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1435 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1436 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1437 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1438 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1439 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1441 * Makefile.in: Update for abovementioned changes.
1443 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1446 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1448 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1450 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1451 Use this function to do machine-specific conversion.
1452 (picochip_legitimize_reload_address): Likewise.
1453 (picochip_legitimate_address_p): Check valid base register only if
1455 (picochip_check_conditional_copy): Check for modw only if opnd is
1457 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1458 to call the function in c.
1459 * config/picochip/picochip-protos.h
1460 (picochip_legitimize_reload_address): Define.
1461 * config/picochip/picochip.md (supported_compare1): Define.
1463 2010-04-30 Jan Hubicka <jh@suse.cz>
1465 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1466 (cgraph_global_info): Remove inlined.
1467 (LTO_cgraph_tag_names): Remove.
1468 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1469 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1470 simplify cgraph tags and document.
1471 (lto_output_node): Use only LTO_cgraph_unavail_node and
1472 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1473 for_functions_valid, global info, process and output flags.
1474 (input_overwrite_node): Initialize estimated stack size and
1475 estimated growth. Do not read flags we no longer store.
1476 (input_node): Likewise do not read info no longer stored.
1477 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1480 2010-04-30 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/43879
1483 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1484 handle non-zero initializers.
1486 2010-04-30 Richard Guenther <rguenther@suse.de>
1488 * builtins.c (fold_builtin_1): Delete free (0).
1490 2010-04-29 Jan Hubicka <jh@suse.cz>
1492 * gengtype.c (open_base_files): Add lto-streamer.h
1493 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1494 (pass_ipa_cp): GGC collect.
1495 * toplev. (compile_file): Do not output symbols.
1496 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1497 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1498 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1499 * lto-section-in.c: Include ggc.h
1500 (lto_new_in_decl_state): Alloc in GGC.
1501 (lto_delete_in_decl_state): Likewise.
1502 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1505 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1508 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1509 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1510 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1511 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1512 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1513 account only if HONOR_REG_ALLOC_ORDER is not defined.
1514 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1515 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1517 2010-04-29 Jon Grant <04@jguk.org>
1519 * collect2.c (vflag): Change type from int to bool.
1521 (helpflag): New global bool.
1522 (main): Set vflag and debug with boolean, not integer truth values.
1523 Accept new "--help" option and output usage text if found.
1524 * collect2.h (vflag): Update prototype.
1527 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1530 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1532 2010-04-29 Richard Guenther <rguenther@suse.de>
1535 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1536 with ATTRIBUTE_UNUSED.
1538 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1541 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1542 INSN_P with NONDEBUG_INSN_P.
1543 (distance_non_agu_define): Likewise.
1544 (distance_agu_use): Likewise.
1546 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1548 From Dominique d'Humieres <dominiq@lps.ens.fr>
1550 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1553 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1555 * plugin.h (invoke_plugin_callbacks): New inline function.
1556 * plugin.c (flag_plugin_added): New global flag.
1557 (add_new_plugin): Initialize above flag.
1558 (invoke_plugin_callbacks): Rename to ...
1559 (invoke_plugin_callbacks_full): ... this.
1561 2010-04-28 Jan Hubicka <jh@suse.cz>
1563 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1564 (lto_varpool_replace_node): New.
1565 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1566 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1567 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1568 * cgraph.h (varpool_node_ptr): New type.
1569 (varpool_node_ptr): New vector.
1570 (varpool_node_set_def): New structure.
1571 (varpool_node_set): New type.
1572 (varpool_node_set): New vector.
1573 (varpool_node_set_element_def): New structure.
1574 (varpool_node_set_element, const_varpool_node_set_element): New types.
1575 (varpool_node_set_iterator): New type.
1576 (varpool_node): Add prev pointers, add used_from_other_partition,
1578 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1579 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1580 varpool_get_node, varpool_remove_node): Declare.
1581 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1582 varpool_node_set_size): New inlines.
1583 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1584 * tree-pass.h (varpool_node_set_def): Forward declare.
1585 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1586 (ipa_write_optimization_summaries): Update prototype.
1587 * ipa-cp.c (ipcp_write_summary): Update.
1588 * ipa-reference.c (ipa_reference_write_summary): Update.
1589 * lto-cgraph.c (lto_output_varpool_node): New static function.
1590 (output_varpool): New function.
1591 (input_varpool_node): New static function.
1592 (input_varpool_1): New function.
1593 (input_cgraph): Input varpool.
1594 * ipa-pure-const.c (pure_const_write_summary): Update.
1595 * lto-streamer-out.c (lto_output): Update, output varpool too.
1596 (write_global_stream): Kill WPA hack.
1597 (produce_asm_for_decls): Update.
1598 (output_alias_pair_p): Handle variables.
1599 (output_unreferenced_globals): Output only needed partition of varpool.
1600 * ipa-inline.c (inline_write_summary): Update.
1601 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1603 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1604 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1605 varpool_node_set_new, varpool_node_set_add,
1606 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1607 debug_varpool_node_set): New functions.
1608 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1609 (execute_one_pass): Process new decls too.
1610 (ipa_write_summaries_2): Pass around vsets.
1611 (ipa_write_summaries_1): Likewise.
1612 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1614 (ipa_write_optimization_summaries_1): Pass around vsets.
1615 (ipa_write_optimization_summaries): Likewise.
1616 * varpool.c (varpool_get_node): New.
1617 (varpool_node): Update doubly linked lists.
1618 (varpool_remove_node): New.
1619 (dump_varpool_node): More dumping.
1620 (varpool_enqueue_needed_node): Update doubly linked lists.
1621 (decide_is_variable_needed): Kill ltrans hack.
1622 (varpool_finalize_decl): Kill lto hack.
1623 (varpool_assemble_decl): Skip decls in other partitions.
1624 (varpool_assemble_pending_decls): Update doubly linkes lists.
1625 (varpool_empty_needed_queue): Likewise.
1626 (varpool_extra_name_alias): Likewise.
1627 * lto-streamer.c (lto_get_section_name): Add vars section.
1628 * lto-streamer.h (lto_section_type): Update.
1629 (output_varpool, input_varpool): Declare.
1631 2010-04-28 Mike Stump <mikestump@comcast.net>
1633 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1635 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1637 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1638 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1639 (lto_input_ts_type_tree_pointers): Likewise.
1640 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1641 (lto_output_ts_type_tree_pointers): Likewise.
1643 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1645 Uniquization of constants at the Tree level
1646 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1647 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1649 (tree_output_constant_def): Declare.
1650 * gimplify.c (gimplify_init_constructor): When using block copy, first
1651 uniquize the constant constructor on the RHS.
1652 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1653 DECL_IN_CONSTANT_POOL flag.
1654 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1655 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1657 (assemble_variable): Deal with symbols belonging to the tree constant
1659 (get_constant_section): Add ALIGN parameter and simplify.
1660 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1661 (assemble_constant_contents): Use the expression of the VAR_DECL.
1662 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1663 (tree_output_constant_def): New global function.
1664 (mark_constant): Use the expression of the VAR_DECL.
1665 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1667 (output_object_block): Likewise and assemble the expression.
1669 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1671 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1672 hash_tree, eq_tree): New tree hash table.
1673 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1674 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1675 lto_orig_address_remove): Reimplement.
1677 2010-04-28 Xinliang David Li <davidxl@google.com>
1680 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1681 (compute_uninit_opnds_pos): New function.
1682 (is_non_loop_exit_postdominating): New function.
1683 (compute_control_dep_chain): New function.
1684 (find_pdom): New function.
1685 (convert_control_dep_chain_into_preds): New function.
1686 (find_predicates): New function.
1687 (find_control_equiv_block): New function.
1688 (collect_phi_def_edges): New function.
1689 (find_def_preds): New function.
1690 (find_dom): New function.
1691 (dump_predicates): New function.
1692 (get_cmp_code): New function.
1693 (is_value_included_in): New function.
1694 (find_matching_predicate_in_rest_chains): New function.
1695 (use_pred_not_overlap_with_undef_path_pred): New function.
1696 (is_use_properly_guarded): New function.
1697 (normalize_cond_1): New function.
1698 (is_and_or_or): New function.
1699 (normalize_cond): New function.
1700 (is_gcond_subset_of): New function.
1701 (is_subset_of_any): New function.
1702 (is_or_set_subset_of): New function.
1703 (is_and_set_subset_of): New function.
1704 (is_norm_cond_subset_of): New function.
1705 (is_pred_expr_subset_of): New function.
1706 (is_pred_chain_subset_of): New function.
1707 (is_included_in): New function.
1708 (is_superset_of): New function.
1709 (find_uninit_use): New function.
1710 (warn_uninitialized_phi): New function.
1711 (compute_possibly_undefined_names): New function.
1712 (ssa_undefined_value_p): New function.
1713 (execute_late_warn_uninitialized): New function.
1714 * tree-ssa.c (ssa_undefined_value_p): Removed.
1715 (warn_uninit): Changed to extern.
1716 (warn_uninitialized_phi): Removed.
1717 (warn_uninitialized_vars): Changed to extern.
1718 (execute_late_warn_uninitialized): Removed
1719 * tree-flow.h: Add new prototypes.
1720 * timevar.def: Add new time variable.
1721 * Makefile.in: Add new build file.
1723 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1725 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1728 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1731 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1733 2010-04-28 Martin Jambor <mjambor@suse.cz>
1735 * cgraph.h (struct cgraph_node): New field indirect_calls.
1736 (struct cgraph_indirect_call_info): New type.
1737 (struct cgraph_edge): Removed field indirect_call. New fields
1738 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1739 (cgraph_create_indirect_edge): Declare.
1740 (cgraph_make_edge_direct): Likewise.
1741 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1742 * ipa-prop.h (struct ipa_param_call_note): Removed.
1743 (struct ipa_node_params): Removed field param_calls.
1744 (ipa_create_all_structures_for_iinln): Declare.
1745 * cgraph.c: Described indirect edges and uids in initial comment.
1746 (cgraph_add_edge_to_call_site_hash): New function.
1747 (cgraph_edge): Search also among the indirect edges, use
1748 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1749 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1750 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1752 (initialize_inline_failed): Assign a reason to indirect edges.
1753 (cgraph_create_edge_1): New function.
1754 (cgraph_create_edge): Moved some functionality to
1755 cgraph_create_edge_1.
1756 (cgraph_create_indirect_edge): New function.
1757 (cgraph_edge_remove_callee): Add an assert checking for
1759 (cgraph_edge_remove_caller): Special-case indirect edges.
1760 (cgraph_remove_edge): Likewise.
1761 (cgraph_set_edge_callee): New function.
1762 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1763 (cgraph_make_edge_direct): New function.
1764 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1765 the declaration of the call statement matches.
1766 (cgraph_node_remove_callees): Special-case indirect edges.
1767 (cgraph_clone_edge): Likewise.
1768 (cgraph_clone_node): Clone also the indirect edges.
1769 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1770 indirect_call, dump count of indirect_calls edges.
1771 * ipa-prop.c (iinlining_processed_edges): New variable.
1772 (ipa_note_param_call): Create indirect edges instead of
1773 creating notes. New parameter node.
1774 (ipa_analyze_call_uses): New parameter node, pass it on to
1775 ipa_note_param_call.
1776 (ipa_analyze_stmt_uses): Likewise.
1777 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1778 (print_edge_addition_message): Work on edges rather than on notes.
1779 (update_call_notes_after_inlining): Likewise, renamed to
1780 update_indirect_edges_after_inlining.
1781 (ipa_create_all_structures_for_iinln): New function.
1782 (ipa_free_node_params_substructures): Do not free notes.
1783 (ipa_edge_duplication_hook): Propagate bits within
1784 iinlining_processed_edges bitmap.
1785 (ipa_node_duplication_hook): Do not duplicate notes.
1786 (free_all_ipa_structures_after_ipa_cp): Renamed to
1787 ipa_free_all_structures_after_ipa_cp.
1788 (free_all_ipa_structures_after_iinln): Renamed to
1789 ipa_free_all_structures_after_iinln.
1790 (ipa_write_param_call_note): Removed.
1791 (ipa_read_param_call_note): Removed.
1792 (ipa_write_indirect_edge_info): New function.
1793 (ipa_read_indirect_edge_info): Likewise.
1794 (ipa_write_node_info): Do not stream notes, do stream information
1796 (ipa_read_node_info): Likewise.
1797 (lto_ipa_fixup_call_notes): Removed.
1798 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1799 * ipa-inline.c (pass_ipa_inline): Likewise.
1800 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1801 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1802 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1804 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1806 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1807 (output_cgraph): Stream also indirect edges.
1808 (lto_output_edge): Added capability to stream indirect edges.
1809 (input_edge): Likewise.
1810 (input_cgraph_1): Likewise.
1811 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1814 2010-04-28 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/43879
1817 PR tree-optimization/43909
1818 * tree-ssa-structalias.c (struct variable_info): Add
1819 only_restrict_pointers flag.
1820 (new_var_info): Initialize it. Increment stats.total_vars here.
1821 (create_function_info_for): Do not increment stats.total_vars here.
1822 (get_function_part_constraint): Fix build with C++.
1823 (insert_into_field_list): Remove.
1824 (push_fields_onto_fieldstack): Properly merge fields.
1825 (create_variable_info_for): Split and simplify.
1826 (create_variable_info_for_1): New piece.
1827 (intra_create_variable_infos): Properly make restrict constraints
1830 2010-04-28 Richard Guenther <rguenther@suse.de>
1833 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1835 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1836 Jan Hubicka <hubicka@ucw.cz>
1838 * doc/invoke.texi (-Wsuggest-attribute=const,
1839 -Wsuggest-attribute=pure): Document.
1840 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1841 (function_always_visible_to_compiler_p,
1842 suggest_attribute, warn_function_pure, warn_function_const):
1844 (check_call): Improve debug info.
1845 (analyze_function): Do not check availability.
1846 (add_new_function): Check availability.
1847 (propagate): Output warnings.
1848 (skip_function_for_local_pure_const): New function.
1849 (local_pure_const): Use it; output warnings.
1850 * common.opt (Wsuggest-attribute=const,
1851 Wsuggest-attribute=pure): New.
1853 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1855 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1856 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1857 or DW_CFA_def_cfa_offset{,_sf}.
1859 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1861 * tree.h: Fix truncated long macros.
1863 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1865 * collect2.c (TARGET_64BIT): Redefine to target's default.
1866 * tlink.c: Likewise.
1867 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1868 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1869 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1870 for underscoring __USER_LABEL_PREFIX__.
1871 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1872 (SUB_LINK_ENTRY32): New.
1873 (SUB_LINK_ENTRY64): New.
1874 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1875 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1876 (SUB_LINK_ENTRY64): New.
1877 (SUB_LINK_ENTRY): New.
1878 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1879 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1880 x64 target is choosen.
1881 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1882 * configure: Regenerated.
1883 * configure.ac (leading-mingw64-underscores): Option added.
1885 2010-04-27 Jan Hubicka <jh@suse.cz>
1887 * doc/invoke.texi (-fipa-profile): Document.
1888 * opts.c (decode_options): Enable ipa-profile at -O1.
1889 * timevar.def (TV_IPA_PROFILE): Define.
1890 * common.opt (fipa-profile): Add.
1891 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1893 (cgraph_propagate_frequency): Handle only local ones.
1894 * tree-pass.h (pass_ipa_profile): Declare.
1895 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1896 (pass_ipa_profile): Use TV_IPA_PROFILE.
1897 * ipa.c (ipa_profile): New function.
1898 (gate_ipa_profile): Likewise.
1899 (pass_ipa_profile): New global variable.
1900 * passes.c (pass_ipa_profile): New.
1902 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1904 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1906 2010-04-27 Martin Jambor <mjambor@suse.cz>
1909 * ipa.c (dissolve_same_comdat_group_list): New function.
1910 (function_and_variable_visibility): Call
1911 dissolve_same_comdat_group_list when comdat group contains external or
1913 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1914 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1916 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1918 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1919 (const_hash_1) <VECTOR_CST>: New case.
1920 (compare_constant) <VECTOR_CST>: Likewise.
1921 <ADDR_EXPR>: Deal with LABEL_REFs.
1922 (copy_constant) <VECTOR_CST>: New case.
1924 2010-04-27 Jan Hubicka <jh@suse.cz>
1926 * cgraph.c (cgraph_propagate_frequency): New function.
1927 * cgraph.h (cgraph_propagate_frequency): Declare.
1928 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1929 cgraph_propagate_frequency.
1931 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1933 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1935 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1938 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1939 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1940 here to determine which regs to push and how much stack to reserve.
1942 2010-04-27 Jie Zhang <jie@codesourcery.com>
1944 * doc/gimple.texi (gimple_statement_with_ops): Remove
1945 addresses_taken field.
1946 (gimple_statement_with_memory_ops): Likewise.
1948 2010-04-27 Jan Hubicka <jh@suse.cz>
1950 * tree-inline.c (eni_inlining_weights): Remove.
1951 (estimate_num_insns): Special case more builtins.
1953 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1956 * c-typeck.c (build_binary_op): Move forward check for comparison
1957 pointer with null pointer constant and adjust the diagnostic message.
1959 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1962 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1963 binutils supports extended .section directive needed by LTO, or
1964 warn if older binutils found.
1965 (LTO_BINARY_READER): New AC_SUBST'd variable.
1966 (LTO_USE_LIBELF): Likewise.
1967 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1969 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1970 (LTO_USE_LIBELF): Likewise.
1971 * configure: Regenerate.
1973 * collect2.c (is_elf): Rename from this ...
1974 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1975 object files in addition to ELF-formatted ones.
1976 (scan_prog_file): Caller updated. Also allow for LTO info marker
1977 symbol to be prefixed or not by an extra underscore.
1979 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1980 * config/i386/winnt.c: Also #include lto-streamer.h
1981 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1983 (i386_pe_asm_output_aligned_decl_common): Add comment.
1984 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1986 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1989 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1990 Add missing earlyclobber for second alternative.
1992 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1994 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1995 bits for artificial defs at the top of the block.
1996 * fwprop.c (single_def_use_enter_block): Don't call it.
1998 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2001 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2002 instead of "$gcc_cv_objdump -T".
2003 Use "-undefined dynamic_lookup" on darwin.
2004 * gcc/configure: Regenerate.
2006 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2009 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2011 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2013 * c-parser.c (struct c_token): Move location field up.
2014 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2015 (struct c_declspecs): Convert typespec_word, storage_class, and
2016 default_int_p into bitfields.
2017 (struct c_declarator): Move loc field up.
2019 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2021 * cfgloop.h (struct loop): Move can_be_parallel field up.
2022 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2023 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2025 (struct iv_cand): Convert pos field into a bitfield.
2026 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2028 (struct _stmt_vec_info): Shuffle fields for better packing.
2030 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2032 * varasm.c (IN_NAMED_SECTION): Remove guard.
2033 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2034 (IN_NAMED_SECTION_P): ...this.
2035 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2036 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2038 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2040 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2041 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2042 of shadowing it. Fix comments.
2044 2010-04-26 Jan Hubicka <jh@suse.cz>
2046 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2047 (cgraph_clone_node): Copy function frequency.
2048 * cgraph.h (node_frequency): New enum
2049 (struct cgraph_node): Add.
2050 * final.c (rest_of_clean_state): Update.
2051 * lto-cgraph.c (lto_output_node): Output node frequency.
2052 (input_overwrite_node): Input node frequency.
2053 * tre-ssa-loop-ivopts (computation_cost): Update.
2054 * lto-streamer-out.c (output_function): Do not output function
2056 * predict.c (maybe_hot_frequency_p): Update and handle functions
2058 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2060 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2061 (compute_function_frequency): Set noreturn functions to be executed
2063 (choose_function_section): Update.
2064 * lto-streamer-in.c (input_function): Do not input function frequency.
2065 * function.c (allocate_struct_function): Do not initialize function
2067 * function.h (function_frequency): Remove.
2068 (struct function): Remove function frequency.
2069 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2070 (try_update): Update.
2071 * tree-inline.c (initialize_cfun): Do not update function frequency.
2072 * passes.c (pass_init_dump_file): Update.
2073 * i386.c (ix86_compute_frame_layout): Update.
2074 (ix86_pad_returns): Update.
2076 2010-04-26 Jie Zhang <jie@codesourcery.com>
2078 PR tree-optimization/43833
2079 * tree-vrp.c (range_int_cst_p): New.
2080 (range_int_cst_singleton_p): New.
2081 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2082 when both operands are constants. Use range_int_cst_p in
2085 2010-04-26 Jan Hubicka <jh@suse.cz>
2087 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2089 2010-04-26 Richard Guenther <rguenther@suse.de>
2092 * gimple.c (gimple_decl_printable_name): Deal gracefully
2093 with a NULL DECL_NAME.
2095 2010-04-26 Richard Guenther <rguenther@suse.de>
2098 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2099 if emitting debug information and it is either a function
2100 or a namespace decl.
2102 2010-04-26 Ira Rosen <irar@il.ibm.com>
2104 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2105 determine if the statement is vectorizable, and a macro to access it.
2106 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2107 Skip statements that can't be vectorized. If the analysis fails,
2108 mark the statement as unvectorizable if vectorizing basic block.
2109 (vect_compute_data_refs_alignment): Likewise.
2110 (vect_verify_datarefs_alignment): Skip statements marked as
2111 unvectorizable. Add print.
2112 (vect_analyze_group_access): Skip statements that can't be
2113 vectorized. If the analysis fails, mark the statement as
2114 unvectorizable if vectorizing basic block.
2115 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2116 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2117 generated stmts for SLP.
2118 (new_stmt_vec_info): Initialize the new field.
2119 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2120 statements marked as unvectorizable.
2122 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2124 * c-common.c (flag_isoc1x): New.
2125 (flag_isoc99): Update comment.
2126 * c-common.h (flag_isoc1x): New.
2127 (flag_isoc99): Update comment.
2128 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2129 __<type>_DECIMAL_DIG__.
2130 * c-opts.c (set_std_c1x): New.
2131 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2132 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2133 * c.opt (-std=c1x, -std=gnu1x): New options.
2134 * doc/cpp.texi: Mention -std=c1x.
2135 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2136 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2137 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2138 * doc/standards.texi: Mention C1X.
2139 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2140 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2141 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2144 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2147 placeholder from 0x%x to %#x.
2148 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2149 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2150 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2151 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2152 * config/i386/i386.c (ix86_target_string): Ditto.
2153 (output_pic_addr_const): Ditto.
2154 (print_operand): Ditto.
2156 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2158 * combine.c (find_split_point): Add third argument. Use it
2159 to find nested multiply-accumulate instructions. Adjust calls.
2160 (try_combine): Adjust call to find_split_point.
2162 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2164 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2166 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2168 PR tree-optimization/41442
2169 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2170 (fold_binary_loc): Call it.
2172 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2174 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2175 * opts.c (common_handle_option): Allow disabling it.
2176 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2178 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2180 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2181 between modes if both types are integral.
2183 2010-04-23 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/43572
2186 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2188 2010-04-23 Richard Guenther <rguenther@suse.de>
2191 * tree-inline.c (tree_can_inline_p): Also check compatibility
2194 2010-04-23 Martin Jambor <mjambor@suse.cz>
2196 PR tree-optimization/43846
2197 * tree-sra.c (struct access): New flag grp_assignment_read.
2198 (build_accesses_from_assign): Set grp_assignment_read.
2199 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2200 (enum mark_read_status): New type.
2201 (analyze_access_subtree): Propagate grp_assignment_read, create
2202 accesses also if both direct_read and root->grp_assignment_read.
2204 2010-04-23 Martin Jambor <mjambor@suse.cz>
2207 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2208 function does not have type attributes.
2210 2010-04-23 Richard Guenther <rguenther@suse.de>
2213 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2216 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2218 * sese.h (create_if_region_on_edge): Remove.
2220 * sese.c (create_if_region_on_edge): Make static.
2222 * tree-inline.c: Do not include ggc.h.
2224 * expr.c: Do not include ggc.h.
2226 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2229 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2232 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2233 in the middle of insns for casesi_worker_2.
2235 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2237 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2239 2010-04-22 Ira Rosen <irar@il.ibm.com>
2241 PR tree-optimization/43842
2242 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2243 loop unrolling in update of exit phis. Fix comment.
2244 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2245 least two reduction statements in the loop before starting SLP
2248 2010-04-22 Nick Clifton <nickc@redhat.com>
2250 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2252 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2254 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2257 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2259 * tree-parloops.c (loop_parallel_p): New argument
2260 parloop_obstack. Pass it down.
2261 (parallelize_loops): New variable parloop_obstack. Initialize it,
2262 pass it down, free it.
2264 * tree-loop-linear.c (linear_transform_loops): Pass down
2267 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2268 of type struct obstack *.
2270 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2271 scratch_obstack. Initialize it, pass down, free it.
2273 * lambda.h (lambda_loop_new): Remove.
2274 (lambda_matrix_new, lambda_matrix_inverse)
2275 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2276 argument of type struct obstack *.
2278 * lambda-trans.c (lambda_trans_matrix_new): New argument
2279 lambda_obstack. Pass it down, use obstack allocation for ret.
2280 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2283 * lambda-mat.c (lambda_matrix_get_column)
2284 (lambda_matrix_project_to_null): Remove.
2285 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2287 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2290 * lambda-code.c (lambda_loop_new): New function.
2291 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2292 (lambda_compute_auxillary_space, lambda_compute_target_space)
2293 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2294 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2295 (build_access_matrix): New argument lambda_obstack. Use obstack
2297 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2298 argument lambda_obstack. Pass it down.
2300 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2302 * optabs.h (expand_widening_mult): Declare.
2304 2010-04-22 Richard Guenther <rguenther@suse.de>
2306 PR tree-optimization/43845
2307 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2308 lookup the CALL_EXPR function and arguments.
2310 2010-04-22 Nick Clifton <nickc@redhat.com>
2312 * config/stormy16/stormy16.c
2313 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2314 * config/stormy16/stormy16.h: Tidy up formatting.
2315 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2316 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2317 (ineqbranchsi): Delete pattern.
2318 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2319 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2320 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2321 stormy16-lib2-ucmpsi2.c.
2323 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2325 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2326 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2327 extra set merge_set_noclobber, and use it to relax the final test
2329 * df.h (df_simulate_find_noclobber_defs): Declare.
2330 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2332 (df_simulate_find_noclobber_defs): New function.
2334 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/i386.md: Use {} around multi-line preparation statements.
2338 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2340 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2341 (process_init_element): New argument of type struct obstack *.
2343 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2344 (set_init_index, set_init_label, set_nonincremental_init)
2345 (set_nonincremental_init_from_string, find_init_member)
2346 (output_init_element, output_pending_init_elements)
2347 (process_init_element): New argument braced_init_obstack. Pass it
2349 (push_range_stack, add_pending_init): New argument
2350 braced_init_obstack. Use obstack allocation.
2352 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2353 braced_init_obstack. Pass it down.
2354 (c_parser_braced_init): New variables ret, braced_init_obstack.
2355 Initialize obstack, pass it down and finally free it.
2357 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2360 * tree-pass.h (pass_optimize_widening_mul): Declare.
2361 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2362 gate_optimize_widening_mul): New static functions.
2363 (pass_optimize_widening_mul): New.
2364 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2365 <case MULT_EXPR>: Remove support for widening multiplies.
2366 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2367 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2368 simplify_gen_unary rather than directly building extensions.
2369 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2371 * expmed.c (expand_widening_mult): New function.
2372 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2374 2010-04-21 Jan Hubicka <jh@suse.cz>
2376 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2377 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2378 * lto-wpa-fixup.c: Remove.
2379 * Makefile.in (lto-wpa-fixup.o): Remove.
2380 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2381 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2382 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2384 2010-04-21 Jan Hubicka <jh@suse.cz>
2386 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2387 add write_optimization_summary, read_optimization_summary.
2388 (ipa_write_summaries_of_cgraph_node_set): Remove.
2389 (ipa_write_optimization_summaries): Declare.
2390 (ipa_read_optimization_summaries): Declare.
2391 * ipa-cp.c (pass_ipa_cp): Update.
2392 * ipa-reference.c (pass_ipa_reference): Update.
2393 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2394 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2396 * ipa-inline.c (pass_ipa_inline): Update.
2397 * ipa.c (pass_ipa_whole_program): Update.
2398 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2399 * passes.c (ipa_write_summaries_1): Do not test wpa.
2400 (ipa_write_optimization_summaries_1): New.
2401 (ipa_write_optimization_summaries): New.
2402 (ipa_read_summaries): Do not test ltrans.
2403 (ipa_read_optimization_summaries_1): New.
2404 (ipa_read_optimization_summaries): New.
2406 2010-04-21 Jan Hubicka <jh@suse.cz>
2408 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2410 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2412 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2415 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2416 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2418 2010-04-21 Jan Hubicka <jh@suse.cz>
2420 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2422 2010-04-21 Jan Hubicka <jh@suse.cz>
2424 * varpool.c (decide_is_variable_needed): Variable is always needed
2427 2010-04-21 Jan Hubicka <jh@suse.cz>
2429 * opts.c (decode_options): Enable pure-const pass for whopr.
2431 2010-04-21 Jan Hubicka <jh@suse.cz>
2433 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2434 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2436 (cgraph_decide_inlining): Do not expect callee to be removed in all
2439 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2441 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2443 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2446 amdfam10_decode attributes.
2448 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2451 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2452 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2453 (lower_copyprivate_clauses): Use private var in outer
2454 context instead of original var. Make sure the types
2455 are correct for VLAs.
2457 2010-04-21 Richard Guenther <rguenther@suse.de>
2459 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2460 to non-pointer objects.
2462 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2464 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2465 last chain entry if it starts with the still current label.
2466 (add_location_or_const_value_attribute): Check that
2467 loc_list->first->next is NULL instead of comparing ->first with ->last.
2468 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2469 to add_var_loc_to_decl.
2471 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2472 >= 4 add also address size and segment size fields into CIE header.
2474 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2475 long as address size is the same as sizeof (void *) and
2477 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2478 address size or segment size is unexpected, return DW_EH_PE_omit.
2479 (classify_object_over_fdes): If get_cie_encoding returned
2480 DW_EH_PE_omit, return -1.
2481 (init_object): If classify_object_over_fdes returned -1,
2482 pretend there were no FDEs at all.
2484 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2487 bswap{si,di}2 using SWI48 mode iterator.
2488 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2489 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2490 set modrm attribute of bswap insn to 0 and remove length attribute.
2491 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2492 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2493 set mode attribute to <MODE> and remove length attribute.
2495 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2497 PR rtl-optimization/43520
2498 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2499 zero available registers.
2501 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2503 * builtins.c (fold_builtin_cproj): Fold more cases.
2505 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2507 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2508 (fold_builtin_1): Fold builtin cproj.
2509 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2510 Use ATTR_CONST_NOTHROW_LIST.
2512 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2515 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2516 ffsi2_no_cmove for !TARGET_CMOVE.
2517 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2518 (ffssi2): Remove expander.
2519 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2521 (ctz<mode>2): Ditto from ctz{si,di}2.
2522 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2524 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2527 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2529 * dwarf2out.c (AT_linkage_name): Define.
2530 (clone_as_declaration): Handle DW_AT_linkage_name.
2531 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2532 of DW_AT_MIPS_linkage_name.
2533 (move_linkage_attr): Likewise.
2534 (dwarf2out_finish): Likewise.
2536 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2539 * fold-const.c (fold_comparison): New folding rule.
2541 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2543 * double-int.h (double_int_setbit): Declare.
2544 * double-int.c (double_int_setbit): New function.
2545 * rtl.h (immed_double_int_const): Declare.
2546 * emit-rtl.c (immed_double_int_const): New function.
2547 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2548 and immed_double_int_const functions.
2549 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2550 expand_copysign_bit): (Ditto.).
2551 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2552 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2553 * dojump.c (prefer_and_bit_test): (Ditto.).
2554 * expr.c (convert_modes, reduce_to_bit_field_precision,
2555 const_vector_from_tree): (Ditto.).
2556 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2558 2010-04-20 Jan Hubicka <jh@suse.cz>
2560 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2561 (dump_cgraph_node): Dump new flags.
2562 * cgraph.h (struct cgraph_node): Add flags
2563 reachable_from_other_partition and in_other_partition.
2564 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2565 other partition can not be removed.
2566 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2567 the other partition must be output; silence sanity checking on
2568 leaking functions bodies from other paritition.
2569 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2570 (lto_output_node): Output new flags; do not sanity check that inline
2571 clones are output; drop lto_forced_extern_inline_p code; do not mock
2572 visibility flags at partition boundaries.
2573 (add_node_to): New function.
2574 (output_cgraph): Use it to sort functions so masters appear before
2576 (input_overwrite_node): Input new flags.
2577 * passes.c (ipa_write_summaries): Do not call
2578 lto_new_extern_inline_states.
2579 * lto-section-out.c (forced_extern_inline,
2580 lto_new_extern_inline_states lto_delete_extern_inline_states,
2581 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2582 * lto-streamer.h (lto_new_extern_inline_states,
2583 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2584 lto_forced_extern_inline_p): Kill.
2586 2010-04-20 Richard Guenther <rguenther@suse.de>
2588 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2589 from vars that can have pointers.
2590 (process_constraint): Dump useless constraints.
2592 2010-04-20 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2595 (dump_sa_points_to_info): Remove asserts.
2596 (init_base_vars): nothing_id isn't an escape point nor does it
2599 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2601 * tree.h (TYPE_REF_IS_RVALUE): Define.
2602 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2603 should_move_die_to_comdat, prune_unused_types_walk): Handle
2604 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2605 (modified_type_die, gen_reference_type_die): Emit
2606 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2607 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2609 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2612 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2613 calls for -fpic -m31 if they have been sibcall optimized.
2615 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2617 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2618 ar.lc fixed and call-used.
2620 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2622 2010-04-19 Jan Hubicka <jh@suse.cz>
2624 * opts.c (decode_options): Disable whpr incompatible passes.
2625 * lto/lto.c (lto_1_to_1_map): Skip clones.
2626 (read_cgraph_and_symbols): Do not mark everything as needed.
2627 (do_whole_program_analysis): Do map only after optimizing;
2628 set proper cgraph_state; use passmanager.
2630 2010-04-19 DJ Delorie <dj@redhat.com>
2632 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2633 POINTER_PLUS_EXPR and fix them.
2635 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2637 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2638 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2639 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2640 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2641 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2642 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2643 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2644 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2645 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2646 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2647 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2649 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2651 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2652 (check_cond_move_block): Likewise.
2653 (cond_move_process_if_block): Likewise.
2654 (noce_find_if_block): Improve formatting.
2655 (find_if_header): Pass 0 to memset and tweak conditions.
2656 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2658 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2660 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2664 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2665 with non-local decl doesn't need chain.
2667 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2669 * ira-color.c (allocno_reload_assign): Avoid accumulating
2670 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2672 2010-04-19 Martin Jambor <mjambor@suse.cz>
2674 * gimple.h (create_tmp_reg): Declare.
2675 * gimplify.c (create_tmp_reg): New function.
2676 (gimplify_return_expr): Use create_tmp_reg.
2677 (gimplify_omp_atomic): Likewise.
2678 (gimple_regimplify_operands): Likewise.
2679 * tree-dfa.c (make_rename_temp): Likewise.
2680 * tree-predcom.c (predcom_tmp_var): Likewise.
2681 (reassociate_to_the_same_stmt): Likewise.
2682 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2683 (get_replaced_param_substitute): Likewise.
2684 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2685 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2686 * tree-ssa-pre.c (get_representative_for): Likewise.
2687 (create_expression_by_pieces): Likewise.
2688 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2689 (create_tailcall_accumulator): Likewise.
2691 2010-04-19 Martin Jambor <mjambor@suse.cz>
2693 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2695 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2697 2010-04-19 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/43796
2700 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2701 from SCEV in the lattice.
2702 (vrp_visit_phi_node): Dump change.
2704 2010-04-19 Richard Guenther <rguenther@suse.de>
2706 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2707 * configure: Re-generated.
2709 2010-04-19 Richard Guenther <rguenther@suse.de>
2711 PR tree-optimization/43783
2712 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2713 constant ARRAY_REF operands two and three if possible.
2715 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2720 2010-04-19 Jie Zhang <jie@codesourcery.com>
2723 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2725 2010-04-19 Ira Rosen <irar@il.ibm.com>
2727 PR tree-optimization/37027
2728 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2729 and macro to access it.
2730 (vectorizable_reduction): Add argument.
2731 (vect_get_slp_defs): Likewise.
2732 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2733 statements for possible use in SLP.
2734 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2735 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2736 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2738 (vectorizable_reduction): Likewise.
2739 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2741 (vectorizable_type_demotion, vectorizable_type_promotion,
2742 vectorizable_store): Likewise.
2743 (vect_analyze_stmt): Update call to vectorizable_reduction.
2744 (vect_transform_stmt): Likewise.
2745 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2746 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2747 from different interleaving chains in same node.
2748 (vect_slp_rearrange_stmts): New function.
2749 (vect_supported_load_permutation_p): Allow load permutations for
2750 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2751 inside SLP nodes if necessary.
2752 (vect_analyze_slp_instance): Handle reductions.
2753 (vect_analyze_slp): Try to build SLP instances originating from groups
2755 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2756 (vect_get_constant_vectors): Create initial vectors for reductions
2757 according to reduction code. Add new argument.
2758 (vect_get_slp_defs): Add new argument, pass it to
2759 vect_get_constant_vectors.
2760 (vect_schedule_slp_instance): Remove SLP tree root statements.
2762 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2764 * tree.h (ENUM_IS_SCOPED): Define.
2765 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2766 for ENUM_IS_SCOPED enums.
2768 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2770 * fold-const.c (fold_comparison): Use ssizetype.
2771 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2772 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2773 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2774 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2776 * tree.h (initialize_sizetypes): Remove parameter.
2777 (build_common_tree_nodes): Remove second parameter.
2778 * stor-layout.c (initialize_sizetypes): Remove parameter.
2779 Always create an unsigned type.
2780 (set_sizetype): Assert that the passed type is unsigned and simplify.
2781 * tree.c (build_common_tree_nodes): Remove second parameter.
2782 Adjust call to initialize_sizetypes.
2783 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2784 build_common_tree_nodes.
2786 2010-04-18 Matthias Klose <doko@ubuntu.com>
2788 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2790 2010-04-18 Ira Rosen <irar@il.ibm.com>
2792 PR tree-optimization/43771
2793 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2794 load permutation doesn't have gaps.
2796 2010-04-18 Jan Hubicka <jh@suse.cz>
2798 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2799 (sse_prologue_save_insn expander): Use new pattern.
2800 (sse_prologue_save_insn1): New pattern and splitter.
2801 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2803 * i386.c (setup_incoming_varargs_64): Do not compute jump
2805 (ix86_gimplify_va_arg): Update alignment needed.
2806 (ix86_local_alignment): Do not align all local arrays to 128bit.
2808 2010-04-17 Jan Hubicka <jh@suse.cz>
2810 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2812 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2814 * arm.md (negdi2): Remove redundant code to force values into a
2817 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2819 * arm/bpabi.S: Add EABI alignment attributes to objects.
2820 * arm/bpabi-v6m.S: Likewise.
2821 * arm/crti.asm: Likewise.
2822 * arm/crtn.asm: Likewise.
2823 * arm/lib1funcs.asm: Likewise.
2824 * arm/libunwind.S: Likewise.
2826 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2828 * arm-protos.h (tune_params): New structure.
2829 * arm.c (current_tune): New variable.
2830 (arm_constant_limit): Delete.
2831 (struct processors): Add pointer to the tune parameters.
2832 (arm_slowmul_tune): New tuning option.
2833 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2834 (all_cores): Adjust to pick up the tuning model.
2835 (arm_constant_limit): New function.
2836 (arm_override_options): Select the appropriate tuning model. Delete
2837 initialization of arm_const_limit.
2838 (arm_split_constant): Use the new constant-limit model.
2839 (arm_rtx_costs): Pick up the current tuning model.
2840 * arm.md (is_strongarm, is_xscale): Delete.
2841 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2842 for Xscale variant architectures.
2843 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2845 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2847 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2849 (arm_rtx_costs_1): Remove unused variable extra_cost.
2850 (arm_unwind_emit_set): Use variable offset.
2851 (thumb1_output_casesi): Remove unused variable flags.
2853 2010-04-16 Jeff Law <law@redhat.com>
2855 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2856 needing assignment rather than doing a two-phase assignment. Remove
2857 unused variable 'm'.
2859 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2862 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2864 2010-04-16 Doug Kwan <dougkwan@google.com>
2866 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2867 (next_operand_entry_id): New static variable.
2868 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2869 (add_to_ops_vec): Assigned unique ID to operand entry.
2870 (struct oecount_s): New field ID.
2871 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2872 (undistribute_ops_list): Assign unique IDs to oecounts.
2873 (init_reassoc): reset next_operand_entry_id.
2875 2010-04-16 Doug Kwan <dougkwan@google.com>
2877 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2878 missing left parenthesis.
2880 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2882 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2883 *btdi_rex64 using SWI48 mode iterator.
2884 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2885 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2886 *jcc_btdi_mask_rex64.
2888 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2890 * double-int.h (tree_to_double_int): Convert to macro.
2891 * double-int.c (tree_to_double_int): Remove.
2893 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2896 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2897 with want_address 2 and in case a single element list might be
2898 possible, call it again with want_address 0.
2900 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2902 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2903 case 'W' print operands for HI mode.
2904 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2905 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2906 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2907 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2909 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2911 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2912 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2913 #xx:3 and #xx:4 mode.
2915 * config/h8300/h8300.md (inverted load with HImode dest): Add
2916 support for H8300SX.
2918 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2919 satisfy 'U' constraint.
2921 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2924 * configure: Regenerate.
2925 * config.in: Regenerate.
2926 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2929 2010-04-16 Richard Guenther <rguenther@suse.de>
2931 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2932 (struct tree_decl_common): ... here.
2933 (DECL_PT_UID): Adjust.
2934 (SET_DECL_PT_UID): Likewise.
2935 (DECL_PT_UID_SET_P): Likewise.
2937 2010-04-16 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/43572
2940 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2941 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2942 * tree-flow.h (is_call_clobbered): Remove.
2943 * tree-flow-inline.h (is_call_clobbered): Likewise.
2944 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2945 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2946 (execute_return_slot_opt): Adjust.
2947 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2948 check for call clobbered vars here.
2949 (find_tail_calls): Move tailcall verification to the
2952 2010-04-16 Diego Novillo <dnovillo@google.com>
2954 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2956 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2959 * config/arm/arm.md (cbranchqi4): New pattern.
2960 * config/arm/predicates.md (const0_operand,
2961 cbranchqi4_comparison_operator): New predicates.
2963 2010-04-16 Richard Guenther <rguenther@suse.de>
2965 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2966 (dump_gimple_stmt): Likewise.
2968 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2970 * recog.h (struct recog_data): New field is_operator.
2971 (struct insn_operand_data): New field is_operator.
2972 * recog.c (extract_insn): Set recog_data.is_operator.
2973 * genoutput.c (output_operand_data): Emit code to set the
2975 * reload.c (find_reloads): Use it rather than testing for an
2976 empty constraint string.
2979 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2980 If the previous insn is a cbranchsi4_insn with the same arguments,
2981 omit the compare instruction.
2983 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2984 register, inputs must be low registers and we need a low register
2985 scratch. Handle alternative 2 like alternative 3.
2987 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2989 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2990 don't call get_addr on both. If one expression is a VALUE and
2991 the other a REG, check VALUE's locs if the REG isn't among them.
2993 2010-04-16 Christian Bruel <christian.bruel@st.com>
2995 * config/sh/sh.h (sh_frame_pointer_required): New function.
2996 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2997 (flag_omit_frame_pointer) Set.
2998 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2999 (rounded_frame_size): Adjust size with outgoing_args_size.
3000 (sh_set_return_address): Must return from stack pointer.
3001 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3002 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3003 (ACCUMULATE_OUTGOING_ARGS): Define.
3004 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3005 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3007 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3010 * config/sh/sh.c (sh_legitimize_reload_address): Use
3011 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3012 Remove a unneeded check for offset_base.
3014 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3016 * configure: Regenerated.
3018 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3020 * config/s390/s390.c (s390_call_save_register_used): Switch back
3021 to HARD_REGNO_NREGS.
3023 2010-04-15 Richard Guenther <rguenther@suse.de>
3025 * alias.c (alias_set_subset_of): Handle alias-set zero
3028 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3029 Julian Brown <julian@codesourcery.com>
3031 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3032 alternatives according to use of high and low regs.
3033 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3034 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3035 optimizing for size on Thumb-2.
3037 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3039 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3041 2010-04-15 Richard Guenther <rguenther@suse.de>
3043 * tree-ssa-structalias.c (struct variable_info): Add
3045 (new_var_info): Initialize it.
3046 (dump_constraints): Support printing last added constraints.
3047 (debug_constraints): Adjust.
3048 (dump_constraint_graph): Likewise.
3049 (make_heapvar_for): Check for NULL cfun.
3050 (get_function_part_constraint): New function.
3051 (get_fi_for_callee): Likewise.
3052 (find_func_aliases): Properly implement IPA PTA constraints.
3053 (process_ipa_clobber): New function.
3054 (find_func_clobbers): Likewise.
3055 (insert_into_field_list_sorted): Remove.
3056 (create_function_info_for): Properly allocate vars for IPA mode.
3057 Do not use insert_into_field_list_sorted.
3058 (create_variable_info_for): Properly generate constraints for
3059 global vars in IPA mode.
3060 (dump_solution_for_var): Always dump the solution.
3061 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3062 (find_what_var_points_to): Adjust.
3063 (pt_solution_set): Change.
3064 (pt_solution_ior_into): New function.
3065 (pt_solution_empty_p): Export.
3066 (pt_solution_includes_global): Adjust.
3067 (pt_solution_includes_1): Likewise.
3068 (pt_solutions_intersect_1): Likewise.
3069 (dump_sa_points_to_info): Check some invariants.
3070 (solve_constraints): Move constraint dumping ...
3071 (compute_points_to_sets): ... here.
3072 (ipa_pta_execute): ... and here.
3073 (compute_may_aliases): Do not re-compute points-to info
3074 locally if IPA info is available.
3075 (ipa_escaped_pt): New global var.
3076 (ipa_pta_execute): Properly implement IPA PTA.
3077 * tree-into-ssa.c (dump_decl_set): Support dumping
3078 decls not in referenced-vars.
3079 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3080 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3081 (dump_points_to_solution): Likewise.
3082 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3083 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3084 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3085 (copy_decl_to_var): Copy DECL_PT_UID.
3086 (copy_result_decl_to_var): Likewise.
3087 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3088 (copy_node_stat): Copy it.
3089 * tree.h (DECL_PT_UID): New macro.
3090 (SET_DECL_PT_UID): Likewise.
3091 (DECL_PT_UID_SET_P): Likewise.
3092 (struct tree_decl_minimal): Add pt_uid member.
3093 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3094 (pt_solution_empty_p): Declare.
3095 (pt_solution_set): Adjust.
3096 (ipa_escaped_pt): Declare.
3097 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3098 * gimple-pretty-print.c (pp_points_to_solution): New function.
3099 (dump_gimple_call): Dump call clobber/use information.
3100 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3101 * tree-pass.h (TDF_ALIAS): New dump option.
3102 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3103 * doc/invoke.texi (-fipa-pta): Update documentation.
3105 2010-04-15 Richard Guenther <rguenther@suse.de>
3107 * Makefile.in (OBJS-common): Add gimple-fold.o.
3108 (gimple-fold.o): New rule.
3109 * tree.h (maybe_fold_offset_to_reference,
3110 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3112 * gimple.h: ... here.
3113 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3114 may_propagate_address_into_dereference): Move prototypes ...
3115 * gimple.h: ... here.
3116 * tree-ssa-ccp.c (get_symbol_constant_value,
3117 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3118 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3119 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3120 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3121 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3122 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3123 gimplify_and_update_call_from_tree): Move ...
3124 * gimple-fold.c: ... here. New file.
3125 (ccp_fold_builtin): Rename to ...
3126 (gimple_fold_builtin): ... this.
3127 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3129 2010-04-15 Richard Guenther <rguenther@suse.de>
3131 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3132 fit_double_type, force_fit_type_double, add_double_with_sign,
3133 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3134 lrotate_double, rrotate_double, div_and_round_double): Move ...
3135 * double-int.c: ... here.
3136 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3137 add_double, neg_double, mul_double_with_sign, mul_double,
3138 lshift_double, rshift_double, lrotate_double, rrotate_double,
3139 div_and_round_double): Move prototypes ...
3140 * double-int.h: ... here.
3142 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3145 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3146 matching constraints to ensure inputs match the output.
3148 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3151 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3152 in an input-only operand.
3154 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3156 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3157 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3158 (double_int_negative_p): Convert to static inline function.
3159 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3160 (double_int_negative_p): Remove.
3161 * tree.h (lshift_double, rshift_double):
3162 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3163 * fold-const.c (fold_convert_const_int_from_real,
3164 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3165 (lshift_double): Change type of arith argument to bool.
3166 (rshift_double): Change type of arith argument to bool. Correct
3168 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3170 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3173 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3174 at the start and end of the then/else blocks, and omit them from the
3176 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3177 argument; all callers changed. Pass zero to old_insns_match_p instead.
3178 (flow_find_head_matching_sequence): New function.
3179 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3180 * basic-block.h (flow_find_cross_jump,
3181 flow_find_head_matching_sequence): Declare functions.
3183 2010-04-14 Jason Merrill <jason@redhat.com>
3186 * c-common.c (attribute_takes_identifier_p): New fn.
3187 * c-common.h: Declare it.
3189 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3191 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3193 (*udivmod<mode>4): Ditto.
3195 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3197 * config/i386/i386.md (maxmin_int): Rename code attribute from
3198 maxminiprefix and update all users.
3199 (maxmin_float): Ditto from maxminfprefix.
3200 (logic): Ditto from logicprefix.
3201 (absneg_mnemonic): Ditto from absnegprefix.
3202 * config/i386/mmx.md: Update all users of maxminiprefix,
3203 maxminfprefix and logicprefix for rename.
3204 * config/i386/sse.md: Ditto.
3205 * config/i386/sync.md (sync_<code><mode>): Update for
3208 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3211 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3212 warnings converted to errors.
3214 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3216 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3217 used insn_type variable.
3218 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3219 to avoid set-but-not-used warning.
3221 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3223 * df-core.c (df_ref_debug): Change format string placeholder
3225 * dwarf2asm.c (dw2_asm_output_data_raw,
3226 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3227 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3228 * dwarf2out.c (output_cfi, output_cfi_directive,
3229 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3230 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3232 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3233 * print-rtl.c (print_rtx): Ditto.
3235 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3238 * builtins.c (expand_builtin_pow_root): New function to expand pow
3239 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3240 series of sqrt and cbrt calls under -ffast-math.
3241 (expand_builtin_pow): Call it.
3243 2010-04-14 Michael Matz <matz@suse.de>
3245 PR tree-optimization/42963
3246 * tree-cfg.c (touched_switch_bbs): New static variable.
3247 (group_case_labels_stmt): New function broken out from ...
3248 (group_case_labels): ... here, use the above.
3249 (start_recording_case_labels): Allocate touched_switch_bbs.
3250 (end_recording_case_labels): Deallocate it, call
3251 group_case_labels_stmt.
3252 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3254 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3256 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3259 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3263 2010-04-13 Jan Hubicka <jh@suse.cz>
3265 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3266 of optimized out static functions.
3267 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3268 cost computation. Also sanity check for overflows.
3269 (update_caller_keys): Update cgraph_edge_badness call; properly
3270 update fibheap and sanity check that it is up to date.
3271 (add_new_edges_to_heap): Update cgraph_edge_badness.
3272 (cgraph_decide_inlining_of_small_function): Likewise;
3273 add sanity checking that badness in heap is up to date;
3274 improve dumping of reason; Update badness of calls to the
3275 offline copy of function currently inlined; dump badness
3276 of functions not inlined because of unit growth limits.
3278 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3281 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3282 because of sign-extension change when converting to sizetype here...
3283 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3285 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3286 the folding to constants. Remove redundant final conversion.
3287 (fold_binary) <associate>: Do not associate if the re-association of
3288 constants alone overflows.
3289 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3290 to the end of the list.
3291 (multiple_of_p) <COND_EXPR>: New case.
3293 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3295 * opt-functions.awk (opt_sanitized_name): New.
3297 * optc-gen.awk: Use it
3298 * opth-gen.awk: Use it.
3300 2010-04-13 Martin Jambor <mjambor@suse.cz>
3302 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3303 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3304 children. Call replace_uses_with_default_def_ssa_name to handle
3307 2010-04-13 Michael Matz <matz@suse.de>
3310 * builtins.c (expand_builtin_interclass_mathfn): Also create
3311 a register if the predicate doesn't match.
3313 2010-04-13 Diego Novillo <dnovillo@google.com>
3315 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3316 * c-pch.c: Include timevar.h.
3317 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3318 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3319 * ggc-common.c: Include timevar.h.
3320 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3321 * timevar.def (TV_PCH_SAVE): Define.
3322 (TV_PCH_CPP_SAVE): Define.
3323 (TV_PCH_PTR_REALLOC): Define.
3324 (TV_PCH_PTR_SORT): Define.
3325 (TV_PCH_RESTORE): Define.
3326 (TV_PCH_CPP_RESTORE): Define.
3328 2010-04-13 Michael Matz <matz@suse.de>
3330 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3332 (can_reassociate_p): New function.
3333 (break_up_subtract_bb, reassociate_bb): Use it.
3335 2010-04-13 Richard Guenther <rguenther@suse.de>
3338 * builtins.c (c_readstr): Fix assert.
3340 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3343 when generating cltd insn.
3345 (*ashl<mode>3_1): Remove special handling for register operand 2.
3346 (*ashlsi3_1_zext): Ditto.
3347 (*ashlhi3_1): Ditto.
3348 (*ashlhi3_1_lea): Ditto.
3349 (*ashlqi3_1): Ditto.
3350 (*ashlqi3_1_lea): Ditto.
3351 (*<shiftrt_insn><mode>3_1): Ditto.
3352 (*<shiftrt_insn>si3_1_zext): Ditto.
3353 (*<shiftrt_insn>qi3_1_slp): Ditto.
3354 (*<rotate_insn><mode>3_1): Ditto.
3355 (*<rotate_insn>si3_1_zext): Ditto.
3356 (*<rotate_insn>qi3_1_slp): Ditto.
3358 2010-04-13 Richard Guenther <rguenther@suse.de>
3360 * tree-ssa-structalias.c (callused_id): Remove.
3361 (call_stmt_vars): New.
3362 (get_call_vi): Likewise.
3363 (lookup_call_use_vi): Likewise.
3364 (lookup_call_clobber_vi): Likewise.
3365 (get_call_use_vi): Likewise.
3366 (get_call_clobber_vi): Likewise.
3367 (make_transitive_closure_constraints): Likewise.
3368 (handle_const_call): Adjust to do per-call call-used handling.
3369 (handle_pure_call): Likewise.
3370 (find_what_var_points_to): Remove general callused handling.
3371 (init_base_vars): Likewise.
3372 (init_alias_vars): Initialize call_stmt_vars.
3373 (compute_points_to_sets): Process call-used and call-clobbered
3374 vars for call statements.
3375 (delete_points_to_sets): Free call_stmt_vars.
3377 2010-04-13 Richard Guenther <rguenther@suse.de>
3379 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3380 Only add RW dependence for dependence distance zero.
3381 Adjust maximal vectorization factor according to dependences.
3382 Move alignment handling ...
3383 (vect_find_same_alignment_drs): ... here. New function.
3384 (vect_analyze_data_ref_dependences): Adjust.
3385 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3386 (vect_analyze_data_refs): Adjust minimal vectorization factor
3387 according to data references.
3388 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3389 dependences before determining the vectorization factor.
3390 Analyze alignment after determining the vectorization factor.
3391 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3392 dependences before alignment.
3393 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3395 (vect_analyze_data_refs): Likewise.
3396 (MAX_VECTORIZATION_FACTOR): New define.
3398 2010-04-13 Duncan Sands <baldrick@free.fr>
3400 * except.h (lang_eh_type_covers): Remove.
3401 * except.c (lang_eh_type_covers): Likewise.
3403 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3404 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3406 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3407 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3408 UNITS_PER_LONG where it is ABI relevant.
3409 (s390_return_addr_rtx): Likewise.
3410 (s390_back_chain_rtx): Likewise.
3411 (s390_frame_area): Likewise.
3412 (s390_frame_info): Likewise.
3413 (s390_initial_elimination_offset): Likewise.
3414 (save_gprs): Likewise.
3415 (s390_emit_prologue): Likewise.
3416 (s390_emit_epilogue): Likewise.
3417 (s390_function_arg_advance): Likewise.
3418 (s390_function_arg): Likewise.
3419 (s390_va_start): Likewise.
3420 (s390_gimplify_va_arg): Likewise.
3421 (s390_function_profiler): Likewise.
3422 (s390_optimize_prologue): Likewise.
3423 (s390_rtx_costs): Likewise.
3424 (s390_secondary_reload): Likewise.
3425 (s390_promote_function_mode): Likewise.
3426 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3427 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3428 registers available.
3429 (s390_unwind_word_mode): New function.
3430 (s390_function_value): Split 64 bit values into register pair if
3431 used as return value.
3432 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
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