1 2010-05-12 Jan Hubicka <jh@suse.cz>
3 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
5 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
6 (cgraph_clone_edge): Update.
7 (cgraph_node_remove_callees): Remove indirect calls too.
8 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
9 (cgraph_create_indirect_edge): Update prototype.
10 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
11 is_proper_for_analysis.
12 (add_new_function, visited_nodes, function_insertion_hook_holder,
13 get_local_reference_vars_info, mark_address_taken, mark_address,
14 mark_load, mark_store, check_asm_memory_clobber, check_call,
15 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
16 (ipa_init): Do not initialize visited_nodes;
17 function_insertion_hook_holder.
18 (analyze_variable): Rewrite.
19 (analyze_function): Rewrite.
20 (copy_local_bitmap): Remove.
21 (duplicate_node_dat): Do not duplicate local info.
22 (generate_summary): Simplify to only walk cgraph.
23 (write_node_summary_p, ipa_reference_write_summary,
24 ipa_reference_read_summary): Remove.
25 (propagate): Do not remove function insertion;
27 (pass_ipa_reference): NULLify summary handling fields.
28 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
29 (input_edge): Input ecf_flags.
30 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
31 (update_indirect_edges_after_inlining): Ignore edges with unknown
34 2010-05-12 Sriraman Tallam <tmsriram@google.com>
36 * implicit-zee.c: New file.
37 * tree-pass.h (pass_implicit_zee): Declare.
38 * passes.c (init_optimization_passes): Add zee pass.
39 * common.opt (fzee): New flag.
40 * timevar.def (TV_ZEE): Define.
41 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
43 * Makefile.in (implicit-zee.o): Add new build file.
45 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
46 Nathan Froyd <froydnj@codesourcery.com>
48 * c-common.c (sync_resolve_params): Remove write-only variable.
50 2010-05-12 Anatoly Sokolov <aesok@post.ru>
52 * target.h (struct gcc_target): Add mode_dependent_address_p field.
53 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
54 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
55 * targhooks.c (default_mode_dependent_address_p): New function.
56 * targhooks.h (default_mode_dependent_address_p): Declare function.
57 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
58 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
59 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
60 target hook. Change return type to bool.
61 * recog.h: (mode_dependent_address_p): Change return type to bool.
63 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
64 Nathan Froyd <froydnj@codesourcery.com>
66 * tree-mudflap.c (build_function_type_0, build_function_type_1,
67 build_function_type_2, build_function_type_3): Remove.
68 (mudflap_init): Use build_function_type_list.
70 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
71 Nathan Froyd <froydnj@codesourcery.com>
73 * coverage.c (build_fn_info_value): Call build_constructor instead of
74 build_constructor_from_list.
75 (build_ctr_info_value): Likewise.
76 (build_gcov_info): Likewise.
78 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
80 * tree.c (build_constructor): Compute TREE_CONSTANT for the
81 resultant constructor.
82 (build_constructor_single): Don't set TREE_CONSTANT.
83 (build_constructor_from_list): Don't compute TREE_CONSTANT.
85 2010-05-12 Jan Hubicka <jh@suse.cz>
87 * cgraph.h (struct varpool_node): Add aux.
88 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
89 * varpool.c (varpool_remove_node): Do not remove initializer.
90 (varpool_reset_queue): Export.
91 (varpool_finalize_decl): Volatile vars are forced to be output.
92 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
94 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
95 process_references, varpool_can_remove_if_no_refs): New functions.
96 (cgraph_remove_unreachable_nodes): Handle variables too.
98 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
101 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
103 2010-05-12 Jakub Jelinek <jakub@redhat.com>
106 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
107 change value of ORT_TASK.
108 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
109 (omp_notice_threadprivate_variable): New function.
110 (omp_notice_variable): Call it for threadprivate variables.
111 If enclosing ctx is a task, print enclosing task rather than
112 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
113 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
114 if task has untied clause.
117 * dwarf2out.c (base_type_die): Don't add name attribute here.
118 (modified_type_die): Instead of sizetype use
119 its underlying original type. If a DW_TAG_base_type doesn't
120 have name added, add __unknown__.
121 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
122 always call force_type_die instead.
124 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
126 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
127 for __stack_chk_guard.
129 2010-05-11 Jakub Jelinek <jakub@redhat.com>
131 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
132 don't call start_source_file debug hook here...
133 (finish_options): ... but here, after outputting predefined and
134 command line defines and undefs.
137 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
139 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
140 optimizing away empty bb with no successors, move over its
141 footer chain to fallthru predecessor.
142 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
143 (rtl_split_edge): For asm goto call patch_jump_insn even if
144 splitting fallthru edge.
147 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
148 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
149 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
150 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
154 * c-parser.c (c_parser_expression): Mark LHS of a comma
155 expression as read if it is a decl, handled component or
156 COMPOUND_EXPR with that on the RHS.
157 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
158 if it is a decl or handled component.
160 2010-05-11 Jan Hubicka <jh@suse.cz>
162 * lto-symtab.c (lto_symtab_free): New function.
163 * lto-streamer.h (lto_symtab_free): Declare.
165 2010-05-11 Jan Hubicka <jh@suse.cz>
167 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
168 that if function is needed it is reachable.
169 (lto_output_node): See if it the function is reachable or referenced.
170 (output_cgraph): Update call of lto_output_node.
171 * lto-streamer.h (reachable_from_other_partition_p): Declare.
173 2010-05-11 Jan Hubicka <jh@suse.cz>
175 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
178 2010-05-11 Jan Hubicka <jh@suse.cz>
180 PR tree-optimize/44063
181 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
182 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
184 (estimate_function_body_sizes): Compute sizes even when disregarding.
186 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
188 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
190 2010-05-11 Jan Hubicka <jh@suse.cz>
192 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
195 2010-05-11 Jan Hubicka <jh@suse.cz>
197 * matrix-reorg.c (matrix_reorg): Rebuild edges.
199 2010-05-11 Jan Hubicka <jh@suse.cz>
201 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
202 lto_streamer_cache_delete): Put nodes into heap.
203 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
206 2010-05-11 Jan Hubicka <jh@suse.cz>
208 * cgraphbuild.c (cgraph_rebuild_references): New.
209 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
211 * cgraph.h (cgraph_rebuild_references): Declare.
212 * tree-inline.c (tree_function_versioning): Use it.
213 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
215 2010-05-11 Jan Hubicka <jh@suse.cz>
217 * cgraph.c: Include ipa-utils.h
218 (cgraph_create_virtual_clone): Update references.
219 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
221 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
223 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
224 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
227 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
229 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
231 2010-05-11 Jakub Jelinek <jakub@redhat.com>
233 * gcc.c (execute): For -### don't quote arguments that
234 contain just alphanumerics and _/-. characters.
235 * doc/invoke.texi: Document that change for -###.
238 * df-problems.c (struct dead_debug): Add to_rescan field.
239 (dead_debug_init): Clear to_rescan field.
240 (dead_debug_finish): Rescan all debug insns in to_rescan
241 bitmap and free the bitmap.
242 (dead_debug_insert_before): Instead of rescanning debug insns
243 immediately queue their rescanning until dead_debug_finish.
244 (df_note_bb_compute): After dead_debug_add do continue instead
247 2010-05-10 Jakub Jelinek <jakub@redhat.com>
250 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
251 clear also INSN_REG_USE_LIST.
253 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
255 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
257 2010-05-10 Jan Hubicka <jh@suse.cz>
259 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
261 2010-05-10 Jan Hubicka <jh@suse.cz>
263 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
265 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
266 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
267 (lto_streamer_cache_create): Init alloc pool.
268 (lto_streamer_cache_delete): Free alloc pool.
269 * lto-streamer.h: Include alloc pool.
270 (lto_streamer_cache_d): Use alloc pool.
271 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
273 2010-05-10 Jan Hubicka <jh@suse.cz>
275 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
276 * cgraphbuild.c: Include except.h
277 (record_type_list, record_eh_tables): New function.
278 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
280 2010-05-10 Jan Hubicka <jh@suse.cz>
282 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
283 __frame_dummy_init_array_entry, force_to_data): Attribute as used
286 2010-05-10 Michael Matz <matz@suse.de>
288 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
289 (can_reassociate_p): Use FLOAT_TYPE_P.
290 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
291 (vect_force_simple_reduction): ... this.
292 * tree-parloops.c (gather_scalar_reductions): Use
293 vect_force_simple_reduction.
294 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
295 vect_is_simple_reduction, add modify argument, if true rewrite
297 (vect_is_simple_reduction, vect_force_simple_reduction): New
299 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
301 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
302 Vladimir Makarov <vmakarov@redhat.com>
304 PR rtl-optimization/44012
305 * ira-build.c (remove_unnecessary_allocnos): Nullify
306 regno_allocno_map of the removed allocno.
308 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
310 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
312 * configure: Regenerate.
314 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
316 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
318 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
319 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
321 * configure: Regenerate.
323 2010-05-10 Richard Guenther <rguenther@suse.de>
325 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
326 marked if the entry identifier is marked.
328 2010-05-10 Richard Guenther <rguenther@suse.de>
330 * c-common.c (struct c_common_attributes): Add fnspec attribute.
331 (handle_fnspec_attribute): New function.
332 * gimple.h (gimple_call_return_flags): Declare.
333 (gimple_call_arg_flags): Likewise.
334 * gimple.c (gimple_call_arg_flags): New function.
335 (gimple_call_return_flags): Likewise.
336 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
338 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
341 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
343 (make_heapvar_for): ... this new function.
344 (handle_rhs_call): Handle fnspec attribute argument specifiers.
345 (handle_lhs_call): Likewise.
346 (find_func_aliases): Adjust.
348 2010-05-10 Richard Guenther <rguenther@suse.de>
350 PR tree-optimization/44050
351 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
353 2010-05-10 Wei Guozhi <carrot@google.com>
356 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
358 2010-05-09 Joseph Myers <joseph@codesourcery.com>
361 * c-typeck.c (lookup_field): Take a type directly. Update
363 (build_component_ref): Update call to lookup_field.
364 (set_init_label): Use lookup_field to find initialized field.
365 Handle returned list of fields like a sequence of designators.
367 2010-05-09 Richard Guenther <rguenther@suse.de>
370 * fold-const.c (tree_single_nonzero_warnv_p): Properly
371 handle &FUNCTION_DECL.
373 2010-05-09 Joseph Myers <joseph@codesourcery.com>
376 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
377 structures and unions recursively.
378 (detect_field_duplicates): Move duplicate detection with a hash to
379 detect_field_duplicates_hash. Always use a hash if anonymous
380 structures or unions are present.
381 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
384 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
387 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
388 detect Atom, Core 2 and Core i7.
390 2010-05-09 Richard Guenther <rguenther@suse.de>
392 * gcc.c (store_arg): Handle temporary file deletion for
395 2010-05-09 Richard Guenther <rguenther@suse.de>
398 * ipa-inline.c (estimate_function_body_sizes): Return after
399 disregarding inline limits.
401 2010-05-09 Richard Guenther <rguenther@suse.de>
403 * gcc.c (store_arg): Revert last change.
405 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
408 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
409 (optimize_ops_list): Call it.
411 2010-05-08 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/44030
414 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
415 NECESSARY flag if we propagate from a inserted expression.
417 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
419 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
420 domain types as equal if they are both PLACEHOLDER_EXPRs.
422 2010-05-08 Richard Guenther <rguenther@suse.de>
424 * lto-wrapper.c (run_gcc): Remove linker output from
425 command line for LTRANS invocation.
427 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
429 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
430 lto-macho as lto_binary_reader.
431 * target.h (struct gcc_target): New hooks lto_start and lto_end.
432 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
433 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
434 in lto_start and lto_end calls.
435 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
437 (scan_prog_file): Update is_elf_or_coff call.
438 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
440 * collect2.c (main): Fix enum comparison.
442 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
444 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
445 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
446 and TARGET_ASM_LTO_END.
447 * darwin.c: Include obstack.h and lto-streamer.h.
448 (lto_section_names_offset, lto_section_names_obstack,
449 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
451 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
452 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
454 (darwin_asm_lto_end): New function. Restore asm_out_file.
455 (darwin_asm_named_section): For LTO sections, replace the name with
456 the offset of the section name in a string table, and build this
458 (darwin_file_start): Initialize global vars for LTO support.
459 (darwin_file_end): If output to asm_out_file was redirected, append it
460 to the proper asm_out_file here. Add the section names section.
462 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
464 * c-pragma.c (pending_weak_d, pending_weak): New.
465 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
466 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
467 handle_pragma_weak): Update the uses of pending_weaks.
469 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
471 PR documentation/44016
472 * doc/standards.texi (Standards): Link to unversioned
473 cxx0x_status.html page.
475 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
478 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
479 in addition to TREE_USED, to avoid "set but unused" warnings.
481 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
483 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
484 (is_loop_prefetching_profitable): Do not insert prefetches
485 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
486 times the prefetch ahead distance.
488 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
490 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
491 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
492 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
495 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
497 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
498 a diagnostic info when the insn-to-mem ratio is too small.
500 2010-05-07 Richard Guenther <rguenther@suse.de>
502 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
504 (store_arg): Queue temp_filename for deletion instead of
507 2010-05-07 Richard Guenther <rguenther@suse.de>
509 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
510 (run_gcc): Handle LTRANS phase invocation.
511 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
513 2010-05-07 Jakub Jelinek <jakub@redhat.com>
515 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
516 this is also meaningful on PARM_DECLs and RESULT_DECLs.
518 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
520 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
522 2010-05-07 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/44020
525 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
526 code when PRE is not yet initialized.
528 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
530 * config/mips/dbxmdebug.h: Remove.
531 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
533 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
535 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
536 with null pointer and also warn about ordered comparison of zero with
539 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
541 * graphite-blocking.c
542 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
543 * graphite-clast-to-gimple.c
544 (clast_to_gcc_expression): Same.
545 (precision_for_value): Same.
546 (precision_for_interval): Same.
547 (gcc_type_for_interval): Same.
548 (graphite_create_new_guard): Same.
549 (compute_bounds_for_level): Same.
550 (graphite_create_new_loop_guard): Same.
551 * graphite-interchange.c
552 (build_linearized_memory_access): Same.
553 (pdr_stride_in_loop): Same.
554 (memory_strides_in_loop_1): Same.
555 (memory_strides_in_loop): Same.
556 (extend_scattering): Same.
557 (psct_scattering_dim_for_loop_depth): Same.
558 (pbb_number_of_iterations): Same.
560 (debug_iteration_domains): Same.
562 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
563 (ppl_set_inhomogeneous_gmp): Same.
564 (ppl_strip_loop): Same.
565 (ppl_lexico_compare_linear_expressions): Same.
566 (ppl_read_polyhedron_matrix): Same.
567 (ppl_max_for_le_pointset): Same.
569 (ppl_read_polyhedron_matrix): Same.
570 (tree_int_to_gmp): Same.
571 (gmp_cst_to_tree): Same.
572 (ppl_set_inhomogeneous): Same.
573 (ppl_set_inhomogeneous_tree): Same.
574 (ppl_set_coef): Same.
575 (ppl_set_coef_tree): Same.
576 * graphite-sese-to-poly.c
577 (build_pbb_scattering_polyhedrons): Same.
578 (build_scop_scattering): Same.
579 (scan_tree_for_params_right_scev): Same.
580 (scan_tree_for_params): Same.
581 (find_params_in_bb): Same.
582 (find_scop_parameters): Same.
583 (add_upper_bounds_from_estimated_nit): Same.
584 (build_loop_iteration_domains): Same.
585 (add_condition_to_domain): Same.
586 (pdr_add_memory_accesses): Same.
588 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
590 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
591 CLooG's value_* macros to their respective mpz_* counterparts.
592 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
593 (graphite_create_new_loop_guard): Same.
594 * graphite-interchange.c (build_linearized_memory_access): Same.
595 (pdr_stride_in_loop): Same.
596 (memory_strides_in_loop_1): Same.
597 (1st_interchange_profitable_p): Same.
598 * graphite-poly.c (extend_scattering): Same.
599 (psct_scattering_dim_for_loop_depth): Same.
600 (pbb_number_of_iterations): Same.
601 (pbb_number_of_iterations_at_time): Same.
602 * graphite-poly.h (new_1st_loop): Same.
603 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
604 (oppose_constraint): Same.
605 (insert_constraint_into_matrix): Same.
606 (ppl_set_inhomogeneous_gmp): Same.
607 (ppl_set_coef_gmp): Same.
608 (ppl_strip_loop): Same.
609 (ppl_lexico_compare_linear_expressions): Same.
610 (ppl_max_for_le_pointset): Same.
611 (ppl_min_for_le_pointset): Same.
612 (ppl_build_realtion): Same.
613 * graphite-ppl.h (gmp_cst_to_tree): Same.
614 (ppl_set_inhomogeneous): Same.
615 (ppl_set_inhomogeneous_tree): Same.
616 (ppl_set_coef): Same.
617 (ppl_set_coef_tree): Same.
618 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
619 (build_scop_scattering): Same.
620 (add_value_to_dim): Same.
621 (scan_tree_for_params_right_scev): Same.
622 (scan_tree_for_params_int): Same.
623 (scan_tree_for_params): Same.
624 (find_params_in_bb): Same.
625 (find_scop_parameters): Same.
626 (add_upper_bounds_from_estimated_nit): Same.
627 (build_loop_iteration_domains): Same.
628 (create_linear_expr_from_tree): Same.
629 (add_condition_to_domain): Same.
630 (pdr_add_memory_accesses): Same.
632 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
633 Jason Merrill <jason@redhat.com>
635 * c-common.c (c_common_reswords): Add nullptr.
636 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
637 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
638 (gen_type_die_with_usage): Likewise.
639 * dbxout.c (dbxout_type): Likewise.
640 * sdbout.c (plain_type_1): Likewise.
642 2010-05-06 Jason Merrill <jason@redhat.com>
644 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
645 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
647 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
649 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
650 stripping WITH_SIZE_EXPR.
651 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
654 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
656 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
657 list of obsolete configurations.
658 Disabled check for obsolete configurations.
659 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
660 Removed support for previous versions.
661 * config/mips/iris.h: Removed.
662 * config/mips/iris5.h: Removed.
663 * config/mips/iris6.h: Merged old iris.h contents.
664 (TARGET_IRIX): Removed.
665 (DRIVER_SELF_SPECS): Removed mabi=32.
666 (IDENT_ASM_OP): Removed undef.
667 (STARTFILE_SPEC): Removed mabi=32.
668 (ENDFILE_SPEC): Likewise.
669 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
670 (MACHINE_TYPE): Update for IRIX 6.5.
671 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
672 TARGET_IRIX by TARGET_IRIX6.
673 (mips_file_start): Likewise.
674 (mips_output_external): Remove IRIX 5/6 O32 support.
675 (mips_output_function_prologue): Likewise.
676 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
678 (TARGET_CPU_CPP_BUILTINS): Likewise.
679 (TARGET_IRIX): Removed.
680 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
681 (MULTILIB_DIRNAMES): Removed 32.
682 (MULTILIB_OSDIRNAMES): Removed ../lib.
683 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
684 (Specific, mips-sgi-irix5): Document removal.
685 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
686 Remove references to older IRIX 6 releases and the O32 ABI.
688 2010-05-06 Jakub Jelinek <jakub@redhat.com>
691 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
692 instead of DF_REF_REAL_REG.
694 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
697 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
698 handling to still return true for x64 targets.
700 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
702 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
704 2010-05-06 Jan Hubicka <jh@suse.cz>
706 PR tree-optimization/43791
707 * ipa-inline.c (update_caller_keys): Remove bogus
708 disregard_inline_limits check.
710 2010-05-06 Michael Matz <matz@suse.de>
712 PR tree-optimization/43984
713 * tree-ssa-pre.c (inserted_phi_names): Remove.
714 (inserted_exprs): Change to bitmap.
715 (create_expression_by_pieces): Set bits, don't append to vector.
716 (insert_into_preds_of_block): Don't handle inserted_phi_names.
717 (eliminate): Don't look at inserted_phi_names, remove deleted
718 insns from inserted_exprs.
719 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
720 (init_pre, fini_pre): Allocate and free bitmaps.
721 (execute_pre): Insert insns on edges before elimination.
723 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
725 * tree.c (initializer_zerop): Handle STRING_CST.
727 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
730 * doc/invoke.texi (Wimplicit): Document as C only.
731 * opts.c (common_handle_option): Add argument kind.
732 (handle_option): Rename as read_cmdline_option. Factor out code to...
733 (handle_option): ... here. New.
734 (handle_options): Rename as read_cmdline_options.
735 (decode_options): Update call.
736 (set_option): Use option index instead of option pointer. Classify
737 diagnostics correctly.
738 (enable_warning_as_error): Call handle_option.
739 * opts.h (set_option): Update declaration.
740 (handle_option): Declare.
741 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
742 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
743 * c-opts.c (set_Wimplicit): Delete.
744 (c_family_lang_mask): New static constant.
745 (c_common_handle_option): Add argument kind. Use handle_option
746 instead of set_Wimplicit.
747 (c_common_post_options): warn_implicit and warn_implicit_int
748 are disabled by default.
749 * c-common.c (warn_implicit): Do not define here.
750 * c-common.h (warn_implicit): Do not declare here.
751 (c_common_handle_option): Update declaration.
752 * lto-opts.c (lto_reissue_options): Update call to set_option.
754 2010-05-06 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/43571
757 * domwalk.c (walk_dominator_tree): Walk the dominator
758 sons in more optimal order.
760 2010-05-06 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/43934
763 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
764 (stmt_cost): Likewise.
765 (extract_true_false_args_from_phi): New helper.
766 (determine_max_movement): For PHI nodes verify we can hoist them
767 and compute their cost.
768 (determine_invariantness_stmt): Handle PHI nodes.
769 (move_computations_stmt): Likewise. Hoist PHI nodes in
770 if-converted form using COND_EXPRs.
771 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
772 (tree_ssa_lim): Likewise.
773 * tree-flow.h (tree_ssa_lim): Adjust prototype.
774 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
776 2010-05-06 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/43987
779 * tree-ssa-structalias.c (could_have_pointers): For possibly
780 address-taken variables force pointers to be recorded.
781 (create_variable_info_for_1): Likewise.
782 (push_fields_onto_fieldstack): Pass in wheter all fields
784 (find_func_aliases): Query types instead of vars whether
785 they contain pointers where appropriate.
787 2010-05-06 Jan Hubicka <jh@suse.cz>
789 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
790 (record_reference, mark_address, mark_load, mark_store): Record
792 (record_references_in_initializer): Update call of record_references.
793 (rebuild_cgraph_edges): Remove all references before rebuiding.
794 * cgraph.c (cgraph_create_node): Clear ref list.
795 (cgraph_remove_node): Remove references.
796 (dump_cgraph_node): Dump references.
797 (cgraph_clone_node): Clone references.
798 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
799 (struct cgraph_node, varpool_node): Add ref_lst.
800 * ipa-ref.c: New file.
801 * ipa-ref.h: New file.
802 * ipa-ref-inline.h: New file.
803 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
804 (referenced_from_other_partition_p): New function.
805 (lto_output_varpool_node): Take set arugment; call
806 referenced_from_other_partition.
807 (lto_output_ref): New.
808 (add_references): New.
810 (output_cgraph): Compute boundary based on references; output refs.
811 (output_varpool): Accept cgraph_node_set argument.
814 (input_cgraph): Call input_refs.
815 * lto-section-in.c (lto_section_name): Add refs.
816 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
817 (ipa-ref.o): New file.
818 * varpool.c (varpool_node): Clear ipa ref list.
819 (varpool_remove_node): Remove references.
820 (dump_varpool_node): Dump references.
821 (varpool_assemble_decl): Only compile finalized ones.
822 (varpool_extra_name_alias): Initialize ref list.
823 * lto-streamer.c (lto-get_section_name): Add .refs section.
824 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
825 (referenced_from_other_partition_p): Declared.
827 2010-05-06 Ira Rosen <irar@il.ibm.com>
829 PR tree-optimization/43901
830 * tree-vect-stmts.c (vectorizable_call): Assert that vector
831 type is not NULL if it's transformation phase, and return
832 FALSE if it's analysis.
833 (vectorizable_conversion, vectorizable_operation,
834 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
836 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
838 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
840 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
842 * config/mips/mips-protos.h
843 (mips_small_register_classes_for_mode_p): Delete prototype.
845 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
847 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
848 * config/arm/arm.c (multiple_operation_profitable_p,
849 compute_offset_order): New static functions.
850 (load_multiple_sequence, store_multiple_sequence): Use them.
851 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
852 memory offsets, not register numbers.
853 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
855 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
857 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
858 (get_pending_sizes, put_pending_size, put_pending_sizes):
859 Update the uses of pending_sizes.
860 * c-decl.c (store_parm_decls): Likewise.
861 * c-tree.h (struct c_arg_info): Likewise.
862 * tree.h: Update the prototype for get_pending_sizes and
865 2010-05-05 Jason Merrill <jason@redhat.com>
868 * c-common.c (handle_aligned_attribute): Respect
869 ATTR_FLAG_TYPE_IN_PLACE.
872 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
873 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
874 (TARGET_INITIALIZER): Use it.
875 * c-common.c (attribute_takes_identifier_p): Call it.
876 * c-common.h: Update prototype.
877 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
878 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
880 2010-05-05 Jakub Jelinek <jakub@redhat.com>
883 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
884 DW_ID_down_case for Fortran compilation units.
886 2010-05-05 Jan Hubicka <jh@suse.cz>
888 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
891 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
893 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
894 a variable-sized RESULT_DECL.
896 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
898 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
900 2010-05-05 Jason Merrill <jason@redhat.com>
903 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
905 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
907 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
908 Jakub Jelinek <jakub@redhat.com>
911 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
912 (dead_debug_init, dead_debug_finish): New functions.
913 (dead_debug_add, dead_debug_insert_before): Likewise.
914 (df_note_bb_compute): Initialize a dead_debug object, add dead
915 debug uses to it, insert debug bind insns before death insns,
916 reset debug insns that refer to pending uses at the end.
917 * rtl.h (make_debug_expr_from_rtl): New prototype.
918 * varasm.c (make_debug_expr_from_rtl): New function.
920 2010-05-05 Jan Hubicka <jh@suse.cz>
922 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
923 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
924 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
925 lto_varpool_encoder_deref, lto_varpool_encoder_size,
926 lto_varpool_encoder_encode_initializer_p,
927 lto_set_varpool_encoder_encode_initializer): New functions.
928 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
930 (input_varpool_node): Do not always set analyzed.
931 (input_cgraph_1): Return vector of cgraph nodes.
932 (input_varpool_1): Return vector of varpools.
933 (input_cgraph): Free the vectors.
934 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
935 output only initializers needed.
936 (lto_output): Only call output_cgraph.
937 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
938 * lto-section-out.c (lto_new_out_decl_state): Initialize
939 state->varpool_node_encoder.
940 * lto-streamer.h (lto_varpool_encoder_d): New.
941 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
942 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
943 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
944 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
945 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
947 (output_varpool, input_varpool): Remove declarations.
949 2010-05-05 Jan Hubicka <jh@suse.cz>
951 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
952 with body can prevail.
954 2010-05-05 Jan Hubicka <jh@suse.cz>
956 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
959 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
961 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
963 * gengtype.h (erro_at_line): Constify pos argument.
965 * gengtype.c: Include hashtab.h.
966 (enum gc_used): Document GC_MAYBE_POINTED_TO.
967 (error_at_line): Constify pos argument.
968 (do_typedef): Initialize p->opt field.
969 (get_file_gtfilename): Fix comment typo.
970 (struct walk_type_data): Constify line field.
971 (get_output_file_for_structure): New function.
972 (write_local_func_for_structure): Constify orig_s argument.
973 Use get_output_file_for_structure.
974 (write_func_for_structure): Use get_output_file_for_structure.
975 (INDENT): New define.
976 (dump_pair, dump_type, dump_type_list, dump_typekind)
977 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
978 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
980 (seen_types): New variable.
981 (main): New variable do_dump. Process "-d" command line option.
982 Call dump_everything if dump requested.
984 2010-05-05 Jakub Jelinek <jakub@redhat.com>
986 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
987 in a temporary instead of invoking the macro multiple times.
988 (track_expr_p): Likewise.
990 2010-05-04 Neil Vachharajani <nvachhar@google.com>
992 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
994 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
995 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
996 conditions for printing notes.
997 * common.opt (-Wcoverage-mismatch): Allow negative, default to
998 true, update documentation.
999 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1001 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1004 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1007 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1010 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1011 (*sse_prologue_save_insn1): Likewise.
1012 (SSE prologue save splitter): Likewise.
1014 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1016 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1017 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1018 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1019 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1020 all decls. Call it on DECL_FIELD_OFFSET of fields.
1021 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1022 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1024 2010-05-04 Martin Jambor <mjambor@suse.cz>
1026 * tree-sra.c (build_access_from_expr_1): The first parameter type
1027 changed to simple tree.
1028 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1029 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1031 (build_accesses_from_assign): Removed all parameters except for a
1032 simple gimple statement. Now returns a simple bool.
1033 (scan_function): All non-analysis parts moved to separate functions
1034 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1035 parameters and updated both callers.
1036 (sra_modify_expr): Removed parameter data.
1037 (sra_modify_function_body): New function.
1038 (perform_intra_sra): Call sra_modify_function_body to modify the
1040 (replace_removed_params_ssa_names): Parameter data changed into
1042 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1043 changed the parameter dont_convert to convert with the opposite
1045 (sra_ipa_modify_assign): Parameter data changed into adjustments
1046 vector, return value changed to bool.
1047 (ipa_sra_modify_function_body): New function.
1048 (sra_ipa_reset_debug_stmts): Updated a comment.
1049 (modify_function): Use ipa_sra_modify_function_body to modify function
1052 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1055 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1056 (canon_true_dependence): Likewise.
1057 (write_dependence_p): Likewise.
1059 2010-05-04 Jan Hubicka <jh@suse.cz>
1061 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1062 * cgraphbuild.c: Include ipa-utils.h
1063 (record_reference_ctx): New struct.
1064 (record_reference): Simplify to work on initializers; not statements.
1065 (mark_address, mark_load, mark_store): New.
1066 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1068 (record_references_in_initializer): Update use of record_reference.
1069 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1072 2010-05-04 Jan Hubicka <jh@suse.cz>
1074 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1075 node will be removed anyway.
1076 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1077 relink aliases of node into prevailing node.
1078 * varpool.c (varpool_remove_node): Remove aliases properly;
1079 when removing node, remove all its aliases too; remove DECL_INITIAL
1080 of removed node; ggc_free the varpool node.
1082 2010-05-04 Richard Guenther <rguenther@suse.de>
1084 PR tree-optimization/43879
1085 * tree-ssa-structalias.c (alias_get_name): Use
1086 DECL_ASSEMBLER_NAME if available.
1087 (create_function_info_for): Return the varinfo node.
1088 (ipa_pta_execute): Associate same-body aliases and extra names
1089 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1091 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1093 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1095 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1098 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1099 only if HONOR_REG_ALLOC_ORDER is not defined.
1101 2010-05-04 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/43949
1104 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1107 2010-04-26 Jason Merrill <jason@redhat.com>
1109 * c.opt (-fstrict-enums): New.
1110 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1112 2010-05-03 David Ung <davidu@mips.com>
1113 James E. Wilson <wilson@codesourcery.com>
1115 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1116 emit the trap instruction before the divide for TUNE_74K.
1118 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1120 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1121 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1122 based on the above, for new target hook.
1124 * hooks.c (hook_bool_mode_true): New generic hook.
1125 * hooks.h (hook_bool_mode_true): Add prototype.
1127 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1129 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1130 target hook, set to hook_bool_mode_false.
1131 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1132 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1133 with targetm.small_register_classes_for_mode_p.
1134 (find_reusable_reload): Likewise.
1135 (combine_reloads): Likewise.
1136 * reload1.c (reload_as_needed): Likewise.
1137 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1138 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1139 dead_or_predicable): Likewise.
1140 * regmove.c (optimize_reg_copy_1): Likewise.
1141 * calls.c (prepare_call_address): Likewise.
1142 (precompute_register_parameters): Likewise.
1144 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1146 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1147 implementation of the hook that considers all register classes
1148 small except for SH64.
1149 (sh_override_options): Use the new hook.
1150 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1153 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1155 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1156 implementation of the hook that considers all register classes
1158 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1161 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1163 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1164 implementation of the hook that considers all register classes
1166 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1169 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1171 * config/m32c/m32c.h: Likewise.
1172 * config/pdp11/pdp11.h: Likewise.
1173 * config/avr/avr.h: Likewise.
1174 * config/xtensa/xtensa.h: Likewise.
1175 * config/m68hc11/m68hc11.h: Likewise.
1176 * config/mn10300/mn10300.h: Likewise.
1177 * config/mcore/mcore.h: Likewise.
1178 * config/h8300/h8300.h: Likewise.
1179 * config/bfin/bfin.h: Likewise.
1181 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1182 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1184 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1186 * double-int.h (tree_to_double_int): Remove macro.
1187 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1188 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1189 (tree_to_double_int): New function.
1190 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1192 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1194 2010-05-03 Richard Guenther <rguenther@suse.de>
1196 PR tree-optimization/43971
1197 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1198 constraints in the !flag_delete_null_pointer_checks case.
1200 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1203 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1204 result mode matches original rtl mode.
1206 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1209 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1211 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1213 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1214 when processing flag options.
1216 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1218 * gcov-iov.c (main): Change format string placeholder
1219 from %#08x to 0x%08x.
1220 * genchecksum.c (dosum): Change format string placeholder
1221 from %#02x to 0x%02x.
1223 2010-05-02 Richard Guenther <rguenther@suse.de>
1225 PR tree-optimization/43879
1226 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1228 2010-05-02 Bruno Haible <bruno@clisp.org>
1230 * doc/extend.texi (Function Attributes): Fix a typo.
1232 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1235 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1236 placeholder from 0x%x to %#x.
1237 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1238 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1239 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1240 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1241 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1242 * config/i386/i386.c (ix86_target_string): Ditto.
1243 * config/i386/i386.c (output_pic_addr_const): Ditto.
1244 (print_operand): Ditto.
1246 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1248 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1249 placeholder from 0x%x to %#x.
1250 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1251 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1252 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1253 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1254 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1255 * optc-gen.awk: Ditto.
1256 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1257 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1258 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1259 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1261 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1263 * target.h (struct calls): Add function_value_regno_p field.
1264 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1265 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1266 * targhooks.c (default_function_value_regno_p): New function.
1267 * targhooks.h (default_function_value_regno_p): Declare function.
1268 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1269 * builtins.c. (apply_result_size): (Ditto.).
1270 * combine.c. (likely_spilled_retval_p): (Ditto.).
1271 * mode-switching.c. Include 'target.h'.
1272 (create_pre_exit): Use function_value_regno_p hook.
1273 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1274 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1275 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1277 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1278 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1279 (ix86_function_value_regno_p): Declare as static, change argument
1280 type to const unsigned int.
1281 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1283 2010-05-01 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/43949
1286 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1288 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1290 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1292 * rtl.h (CONST_DOUBLE_P): Define.
1293 (rtx_to_double_int): Declare.
1294 * emit-rtl.c (rtx_to_double_int): New function.
1295 * dwarf2out.c (insert_double): New function.
1296 (loc_descriptor, add_const_value_attribute): Clean up, use
1297 rtx_to_double_int and insert_double functions.
1299 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1301 * doc/extend.texi (Inline): Add missing return keyword to examples.
1302 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1305 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1307 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1308 the variable part of the offset as well. Use highest_pow2_factor for
1309 all alignment checks.
1311 2010-04-30 Richard Guenther <rguenther@suse.de>
1313 PR tree-optimization/43879
1314 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1317 2010-04-30 Jan Hubicka <jh@suse.cz>
1319 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1321 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1323 2010-04-30 Jan Hubicka <jh@suse.cz>
1325 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1327 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1328 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1329 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1330 cgraph_node_set_needs_ltrans_p): Remove.
1332 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1334 * sdbout.c: Include vec.h, do not include varray.h.
1335 (deferred_global_decls, sdbout_global_decl,
1336 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1337 * toplev.c: Do not include varray.h.
1338 (dump_memory_report): Do not dump VARRAY statistics.
1339 * gengtype.c (open_base_file): Ignore varray.h.
1340 * Makefile.in: Update for abovementioned changes.
1341 Remove all traces of varray.c and varray.h.
1342 * varray.c: Remove file.
1343 * varray.h: Remove file.
1345 2010-04-30 Jan Hubicka <jh@suse.cz>
1347 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1350 2010-04-30 Jan Hubicka <jh@suse.cz>
1352 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1355 2010-04-30 Richard Guenther <rguenther@suse.de>
1357 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1358 constraints for CONSTRUCTOR.
1360 2010-04-30 Richard Guenther <rguenther@suse.de>
1363 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1364 first after all lowering passes.
1366 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1368 * toplev.c: Include varray.h for statistics dumping.
1369 * tree.h: Do not declare varray_head_tag.
1370 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1371 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1372 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1373 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1374 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1375 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1376 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1377 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1379 * Makefile.in: Update for abovementioned changes.
1381 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1384 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1386 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1388 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1389 Use this function to do machine-specific conversion.
1390 (picochip_legitimize_reload_address): Likewise.
1391 (picochip_legitimate_address_p): Check valid base register only if
1393 (picochip_check_conditional_copy): Check for modw only if opnd is
1395 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1396 to call the function in c.
1397 * config/picochip/picochip-protos.h
1398 (picochip_legitimize_reload_address): Define.
1399 * config/picochip/picochip.md (supported_compare1): Define.
1401 2010-04-30 Jan Hubicka <jh@suse.cz>
1403 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1404 (cgraph_global_info): Remove inlined.
1405 (LTO_cgraph_tag_names): Remove.
1406 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1407 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1408 simplify cgraph tags and document.
1409 (lto_output_node): Use only LTO_cgraph_unavail_node and
1410 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1411 for_functions_valid, global info, process and output flags.
1412 (input_overwrite_node): Initialize estimated stack size and
1413 estimated growth. Do not read flags we no longer store.
1414 (input_node): Likewise do not read info no longer stored.
1415 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1418 2010-04-30 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/43879
1421 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1422 handle non-zero initializers.
1424 2010-04-30 Richard Guenther <rguenther@suse.de>
1426 * builtins.c (fold_builtin_1): Delete free (0).
1428 2010-04-29 Jan Hubicka <jh@suse.cz>
1430 * gengtype.c (open_base_files): Add lto-streamer.h
1431 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1432 (pass_ipa_cp): GGC collect.
1433 * toplev. (compile_file): Do not output symbols.
1434 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1435 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1436 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1437 * lto-section-in.c: Include ggc.h
1438 (lto_new_in_decl_state): Alloc in GGC.
1439 (lto_delete_in_decl_state): Likewise.
1440 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1443 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1446 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1447 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1448 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1449 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1450 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1451 account only if HONOR_REG_ALLOC_ORDER is not defined.
1452 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1453 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1455 2010-04-29 Jon Grant <04@jguk.org>
1457 * collect2.c (vflag): Change type from int to bool.
1459 (helpflag): New global bool.
1460 (main): Set vflag and debug with boolean, not integer truth values.
1461 Accept new "--help" option and output usage text if found.
1462 * collect2.h (vflag): Update prototype.
1465 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1468 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1470 2010-04-29 Richard Guenther <rguenther@suse.de>
1473 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1474 with ATTRIBUTE_UNUSED.
1476 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1479 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1480 INSN_P with NONDEBUG_INSN_P.
1481 (distance_non_agu_define): Likewise.
1482 (distance_agu_use): Likewise.
1484 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1486 From Dominique d'Humieres <dominiq@lps.ens.fr>
1488 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1491 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1493 * plugin.h (invoke_plugin_callbacks): New inline function.
1494 * plugin.c (flag_plugin_added): New global flag.
1495 (add_new_plugin): Initialize above flag.
1496 (invoke_plugin_callbacks): Rename to ...
1497 (invoke_plugin_callbacks_full): ... this.
1499 2010-04-28 Jan Hubicka <jh@suse.cz>
1501 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1502 (lto_varpool_replace_node): New.
1503 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1504 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1505 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1506 * cgraph.h (varpool_node_ptr): New type.
1507 (varpool_node_ptr): New vector.
1508 (varpool_node_set_def): New structure.
1509 (varpool_node_set): New type.
1510 (varpool_node_set): New vector.
1511 (varpool_node_set_element_def): New structure.
1512 (varpool_node_set_element, const_varpool_node_set_element): New types.
1513 (varpool_node_set_iterator): New type.
1514 (varpool_node): Add prev pointers, add used_from_other_partition,
1516 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1517 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1518 varpool_get_node, varpool_remove_node): Declare.
1519 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1520 varpool_node_set_size): New inlines.
1521 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1522 * tree-pass.h (varpool_node_set_def): Forward declare.
1523 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1524 (ipa_write_optimization_summaries): Update prototype.
1525 * ipa-cp.c (ipcp_write_summary): Update.
1526 * ipa-reference.c (ipa_reference_write_summary): Update.
1527 * lto-cgraph.c (lto_output_varpool_node): New static function.
1528 (output_varpool): New function.
1529 (input_varpool_node): New static function.
1530 (input_varpool_1): New function.
1531 (input_cgraph): Input varpool.
1532 * ipa-pure-const.c (pure_const_write_summary): Update.
1533 * lto-streamer-out.c (lto_output): Update, output varpool too.
1534 (write_global_stream): Kill WPA hack.
1535 (produce_asm_for_decls): Update.
1536 (output_alias_pair_p): Handle variables.
1537 (output_unreferenced_globals): Output only needed partition of varpool.
1538 * ipa-inline.c (inline_write_summary): Update.
1539 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1541 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1542 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1543 varpool_node_set_new, varpool_node_set_add,
1544 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1545 debug_varpool_node_set): New functions.
1546 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1547 (execute_one_pass): Process new decls too.
1548 (ipa_write_summaries_2): Pass around vsets.
1549 (ipa_write_summaries_1): Likewise.
1550 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1552 (ipa_write_optimization_summaries_1): Pass around vsets.
1553 (ipa_write_optimization_summaries): Likewise.
1554 * varpool.c (varpool_get_node): New.
1555 (varpool_node): Update doubly linked lists.
1556 (varpool_remove_node): New.
1557 (dump_varpool_node): More dumping.
1558 (varpool_enqueue_needed_node): Update doubly linked lists.
1559 (decide_is_variable_needed): Kill ltrans hack.
1560 (varpool_finalize_decl): Kill lto hack.
1561 (varpool_assemble_decl): Skip decls in other partitions.
1562 (varpool_assemble_pending_decls): Update doubly linkes lists.
1563 (varpool_empty_needed_queue): Likewise.
1564 (varpool_extra_name_alias): Likewise.
1565 * lto-streamer.c (lto_get_section_name): Add vars section.
1566 * lto-streamer.h (lto_section_type): Update.
1567 (output_varpool, input_varpool): Declare.
1569 2010-04-28 Mike Stump <mikestump@comcast.net>
1571 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1573 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1575 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1576 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1577 (lto_input_ts_type_tree_pointers): Likewise.
1578 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1579 (lto_output_ts_type_tree_pointers): Likewise.
1581 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1583 Uniquization of constants at the Tree level
1584 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1585 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1587 (tree_output_constant_def): Declare.
1588 * gimplify.c (gimplify_init_constructor): When using block copy, first
1589 uniquize the constant constructor on the RHS.
1590 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1591 DECL_IN_CONSTANT_POOL flag.
1592 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1593 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1595 (assemble_variable): Deal with symbols belonging to the tree constant
1597 (get_constant_section): Add ALIGN parameter and simplify.
1598 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1599 (assemble_constant_contents): Use the expression of the VAR_DECL.
1600 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1601 (tree_output_constant_def): New global function.
1602 (mark_constant): Use the expression of the VAR_DECL.
1603 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1605 (output_object_block): Likewise and assemble the expression.
1607 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1609 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1610 hash_tree, eq_tree): New tree hash table.
1611 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1612 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1613 lto_orig_address_remove): Reimplement.
1615 2010-04-28 Xinliang David Li <davidxl@google.com>
1618 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1619 (compute_uninit_opnds_pos): New function.
1620 (is_non_loop_exit_postdominating): New function.
1621 (compute_control_dep_chain): New function.
1622 (find_pdom): New function.
1623 (convert_control_dep_chain_into_preds): New function.
1624 (find_predicates): New function.
1625 (find_control_equiv_block): New function.
1626 (collect_phi_def_edges): New function.
1627 (find_def_preds): New function.
1628 (find_dom): New function.
1629 (dump_predicates): New function.
1630 (get_cmp_code): New function.
1631 (is_value_included_in): New function.
1632 (find_matching_predicate_in_rest_chains): New function.
1633 (use_pred_not_overlap_with_undef_path_pred): New function.
1634 (is_use_properly_guarded): New function.
1635 (normalize_cond_1): New function.
1636 (is_and_or_or): New function.
1637 (normalize_cond): New function.
1638 (is_gcond_subset_of): New function.
1639 (is_subset_of_any): New function.
1640 (is_or_set_subset_of): New function.
1641 (is_and_set_subset_of): New function.
1642 (is_norm_cond_subset_of): New function.
1643 (is_pred_expr_subset_of): New function.
1644 (is_pred_chain_subset_of): New function.
1645 (is_included_in): New function.
1646 (is_superset_of): New function.
1647 (find_uninit_use): New function.
1648 (warn_uninitialized_phi): New function.
1649 (compute_possibly_undefined_names): New function.
1650 (ssa_undefined_value_p): New function.
1651 (execute_late_warn_uninitialized): New function.
1652 * tree-ssa.c (ssa_undefined_value_p): Removed.
1653 (warn_uninit): Changed to extern.
1654 (warn_uninitialized_phi): Removed.
1655 (warn_uninitialized_vars): Changed to extern.
1656 (execute_late_warn_uninitialized): Removed
1657 * tree-flow.h: Add new prototypes.
1658 * timevar.def: Add new time variable.
1659 * Makefile.in: Add new build file.
1661 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1663 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1666 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1669 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1671 2010-04-28 Martin Jambor <mjambor@suse.cz>
1673 * cgraph.h (struct cgraph_node): New field indirect_calls.
1674 (struct cgraph_indirect_call_info): New type.
1675 (struct cgraph_edge): Removed field indirect_call. New fields
1676 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1677 (cgraph_create_indirect_edge): Declare.
1678 (cgraph_make_edge_direct): Likewise.
1679 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1680 * ipa-prop.h (struct ipa_param_call_note): Removed.
1681 (struct ipa_node_params): Removed field param_calls.
1682 (ipa_create_all_structures_for_iinln): Declare.
1683 * cgraph.c: Described indirect edges and uids in initial comment.
1684 (cgraph_add_edge_to_call_site_hash): New function.
1685 (cgraph_edge): Search also among the indirect edges, use
1686 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1687 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1688 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1690 (initialize_inline_failed): Assign a reason to indirect edges.
1691 (cgraph_create_edge_1): New function.
1692 (cgraph_create_edge): Moved some functionality to
1693 cgraph_create_edge_1.
1694 (cgraph_create_indirect_edge): New function.
1695 (cgraph_edge_remove_callee): Add an assert checking for
1697 (cgraph_edge_remove_caller): Special-case indirect edges.
1698 (cgraph_remove_edge): Likewise.
1699 (cgraph_set_edge_callee): New function.
1700 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1701 (cgraph_make_edge_direct): New function.
1702 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1703 the declaration of the call statement matches.
1704 (cgraph_node_remove_callees): Special-case indirect edges.
1705 (cgraph_clone_edge): Likewise.
1706 (cgraph_clone_node): Clone also the indirect edges.
1707 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1708 indirect_call, dump count of indirect_calls edges.
1709 * ipa-prop.c (iinlining_processed_edges): New variable.
1710 (ipa_note_param_call): Create indirect edges instead of
1711 creating notes. New parameter node.
1712 (ipa_analyze_call_uses): New parameter node, pass it on to
1713 ipa_note_param_call.
1714 (ipa_analyze_stmt_uses): Likewise.
1715 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1716 (print_edge_addition_message): Work on edges rather than on notes.
1717 (update_call_notes_after_inlining): Likewise, renamed to
1718 update_indirect_edges_after_inlining.
1719 (ipa_create_all_structures_for_iinln): New function.
1720 (ipa_free_node_params_substructures): Do not free notes.
1721 (ipa_edge_duplication_hook): Propagate bits within
1722 iinlining_processed_edges bitmap.
1723 (ipa_node_duplication_hook): Do not duplicate notes.
1724 (free_all_ipa_structures_after_ipa_cp): Renamed to
1725 ipa_free_all_structures_after_ipa_cp.
1726 (free_all_ipa_structures_after_iinln): Renamed to
1727 ipa_free_all_structures_after_iinln.
1728 (ipa_write_param_call_note): Removed.
1729 (ipa_read_param_call_note): Removed.
1730 (ipa_write_indirect_edge_info): New function.
1731 (ipa_read_indirect_edge_info): Likewise.
1732 (ipa_write_node_info): Do not stream notes, do stream information
1734 (ipa_read_node_info): Likewise.
1735 (lto_ipa_fixup_call_notes): Removed.
1736 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1737 * ipa-inline.c (pass_ipa_inline): Likewise.
1738 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1739 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1740 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1742 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1744 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1745 (output_cgraph): Stream also indirect edges.
1746 (lto_output_edge): Added capability to stream indirect edges.
1747 (input_edge): Likewise.
1748 (input_cgraph_1): Likewise.
1749 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1752 2010-04-28 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/43879
1755 PR tree-optimization/43909
1756 * tree-ssa-structalias.c (struct variable_info): Add
1757 only_restrict_pointers flag.
1758 (new_var_info): Initialize it. Increment stats.total_vars here.
1759 (create_function_info_for): Do not increment stats.total_vars here.
1760 (get_function_part_constraint): Fix build with C++.
1761 (insert_into_field_list): Remove.
1762 (push_fields_onto_fieldstack): Properly merge fields.
1763 (create_variable_info_for): Split and simplify.
1764 (create_variable_info_for_1): New piece.
1765 (intra_create_variable_infos): Properly make restrict constraints
1768 2010-04-28 Richard Guenther <rguenther@suse.de>
1771 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1773 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1774 Jan Hubicka <hubicka@ucw.cz>
1776 * doc/invoke.texi (-Wsuggest-attribute=const,
1777 -Wsuggest-attribute=pure): Document.
1778 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1779 (function_always_visible_to_compiler_p,
1780 suggest_attribute, warn_function_pure, warn_function_const):
1782 (check_call): Improve debug info.
1783 (analyze_function): Do not check availability.
1784 (add_new_function): Check availability.
1785 (propagate): Output warnings.
1786 (skip_function_for_local_pure_const): New function.
1787 (local_pure_const): Use it; output warnings.
1788 * common.opt (Wsuggest-attribute=const,
1789 Wsuggest-attribute=pure): New.
1791 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1793 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1794 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1795 or DW_CFA_def_cfa_offset{,_sf}.
1797 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1799 * tree.h: Fix truncated long macros.
1801 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1803 * collect2.c (TARGET_64BIT): Redefine to target's default.
1804 * tlink.c: Likewise.
1805 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1806 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1807 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1808 for underscoring __USER_LABEL_PREFIX__.
1809 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1810 (SUB_LINK_ENTRY32): New.
1811 (SUB_LINK_ENTRY64): New.
1812 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1813 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1814 (SUB_LINK_ENTRY64): New.
1815 (SUB_LINK_ENTRY): New.
1816 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1817 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1818 x64 target is choosen.
1819 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1820 * configure: Regenerated.
1821 * configure.ac (leading-mingw64-underscores): Option added.
1823 2010-04-27 Jan Hubicka <jh@suse.cz>
1825 * doc/invoke.texi (-fipa-profile): Document.
1826 * opts.c (decode_options): Enable ipa-profile at -O1.
1827 * timevar.def (TV_IPA_PROFILE): Define.
1828 * common.opt (fipa-profile): Add.
1829 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1831 (cgraph_propagate_frequency): Handle only local ones.
1832 * tree-pass.h (pass_ipa_profile): Declare.
1833 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1834 (pass_ipa_profile): Use TV_IPA_PROFILE.
1835 * ipa.c (ipa_profile): New function.
1836 (gate_ipa_profile): Likewise.
1837 (pass_ipa_profile): New global variable.
1838 * passes.c (pass_ipa_profile): New.
1840 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1842 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1844 2010-04-27 Martin Jambor <mjambor@suse.cz>
1847 * ipa.c (dissolve_same_comdat_group_list): New function.
1848 (function_and_variable_visibility): Call
1849 dissolve_same_comdat_group_list when comdat group contains external or
1851 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1852 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1854 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1856 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1857 (const_hash_1) <VECTOR_CST>: New case.
1858 (compare_constant) <VECTOR_CST>: Likewise.
1859 <ADDR_EXPR>: Deal with LABEL_REFs.
1860 (copy_constant) <VECTOR_CST>: New case.
1862 2010-04-27 Jan Hubicka <jh@suse.cz>
1864 * cgraph.c (cgraph_propagate_frequency): New function.
1865 * cgraph.h (cgraph_propagate_frequency): Declare.
1866 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1867 cgraph_propagate_frequency.
1869 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1871 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1873 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1876 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1877 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1878 here to determine which regs to push and how much stack to reserve.
1880 2010-04-27 Jie Zhang <jie@codesourcery.com>
1882 * doc/gimple.texi (gimple_statement_with_ops): Remove
1883 addresses_taken field.
1884 (gimple_statement_with_memory_ops): Likewise.
1886 2010-04-27 Jan Hubicka <jh@suse.cz>
1888 * tree-inline.c (eni_inlining_weights): Remove.
1889 (estimate_num_insns): Special case more builtins.
1891 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1894 * c-typeck.c (build_binary_op): Move forward check for comparison
1895 pointer with null pointer constant and adjust the diagnostic message.
1897 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1900 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1901 binutils supports extended .section directive needed by LTO, or
1902 warn if older binutils found.
1903 (LTO_BINARY_READER): New AC_SUBST'd variable.
1904 (LTO_USE_LIBELF): Likewise.
1905 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1907 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1908 (LTO_USE_LIBELF): Likewise.
1909 * configure: Regenerate.
1911 * collect2.c (is_elf): Rename from this ...
1912 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1913 object files in addition to ELF-formatted ones.
1914 (scan_prog_file): Caller updated. Also allow for LTO info marker
1915 symbol to be prefixed or not by an extra underscore.
1917 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1918 * config/i386/winnt.c: Also #include lto-streamer.h
1919 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1921 (i386_pe_asm_output_aligned_decl_common): Add comment.
1922 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1924 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1927 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1928 Add missing earlyclobber for second alternative.
1930 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1932 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1933 bits for artificial defs at the top of the block.
1934 * fwprop.c (single_def_use_enter_block): Don't call it.
1936 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1939 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1940 instead of "$gcc_cv_objdump -T".
1941 Use "-undefined dynamic_lookup" on darwin.
1942 * gcc/configure: Regenerate.
1944 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1947 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1949 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1951 * c-parser.c (struct c_token): Move location field up.
1952 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1953 (struct c_declspecs): Convert typespec_word, storage_class, and
1954 default_int_p into bitfields.
1955 (struct c_declarator): Move loc field up.
1957 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1959 * cfgloop.h (struct loop): Move can_be_parallel field up.
1960 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1961 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1963 (struct iv_cand): Convert pos field into a bitfield.
1964 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1966 (struct _stmt_vec_info): Shuffle fields for better packing.
1968 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1970 * varasm.c (IN_NAMED_SECTION): Remove guard.
1971 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1972 (IN_NAMED_SECTION_P): ...this.
1973 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1974 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1976 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1978 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1979 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1980 of shadowing it. Fix comments.
1982 2010-04-26 Jan Hubicka <jh@suse.cz>
1984 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1985 (cgraph_clone_node): Copy function frequency.
1986 * cgraph.h (node_frequency): New enum
1987 (struct cgraph_node): Add.
1988 * final.c (rest_of_clean_state): Update.
1989 * lto-cgraph.c (lto_output_node): Output node frequency.
1990 (input_overwrite_node): Input node frequency.
1991 * tre-ssa-loop-ivopts (computation_cost): Update.
1992 * lto-streamer-out.c (output_function): Do not output function
1994 * predict.c (maybe_hot_frequency_p): Update and handle functions
1996 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1998 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1999 (compute_function_frequency): Set noreturn functions to be executed
2001 (choose_function_section): Update.
2002 * lto-streamer-in.c (input_function): Do not input function frequency.
2003 * function.c (allocate_struct_function): Do not initialize function
2005 * function.h (function_frequency): Remove.
2006 (struct function): Remove function frequency.
2007 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2008 (try_update): Update.
2009 * tree-inline.c (initialize_cfun): Do not update function frequency.
2010 * passes.c (pass_init_dump_file): Update.
2011 * i386.c (ix86_compute_frame_layout): Update.
2012 (ix86_pad_returns): Update.
2014 2010-04-26 Jie Zhang <jie@codesourcery.com>
2016 PR tree-optimization/43833
2017 * tree-vrp.c (range_int_cst_p): New.
2018 (range_int_cst_singleton_p): New.
2019 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2020 when both operands are constants. Use range_int_cst_p in
2023 2010-04-26 Jan Hubicka <jh@suse.cz>
2025 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2027 2010-04-26 Richard Guenther <rguenther@suse.de>
2030 * gimple.c (gimple_decl_printable_name): Deal gracefully
2031 with a NULL DECL_NAME.
2033 2010-04-26 Richard Guenther <rguenther@suse.de>
2036 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2037 if emitting debug information and it is either a function
2038 or a namespace decl.
2040 2010-04-26 Ira Rosen <irar@il.ibm.com>
2042 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2043 determine if the statement is vectorizable, and a macro to access it.
2044 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2045 Skip statements that can't be vectorized. If the analysis fails,
2046 mark the statement as unvectorizable if vectorizing basic block.
2047 (vect_compute_data_refs_alignment): Likewise.
2048 (vect_verify_datarefs_alignment): Skip statements marked as
2049 unvectorizable. Add print.
2050 (vect_analyze_group_access): Skip statements that can't be
2051 vectorized. If the analysis fails, mark the statement as
2052 unvectorizable if vectorizing basic block.
2053 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2054 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2055 generated stmts for SLP.
2056 (new_stmt_vec_info): Initialize the new field.
2057 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2058 statements marked as unvectorizable.
2060 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2062 * c-common.c (flag_isoc1x): New.
2063 (flag_isoc99): Update comment.
2064 * c-common.h (flag_isoc1x): New.
2065 (flag_isoc99): Update comment.
2066 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2067 __<type>_DECIMAL_DIG__.
2068 * c-opts.c (set_std_c1x): New.
2069 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2070 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2071 * c.opt (-std=c1x, -std=gnu1x): New options.
2072 * doc/cpp.texi: Mention -std=c1x.
2073 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2074 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2075 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2076 * doc/standards.texi: Mention C1X.
2077 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2078 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2079 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2082 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2085 placeholder from 0x%x to %#x.
2086 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2087 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2088 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2089 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2090 * config/i386/i386.c (ix86_target_string): Ditto.
2091 (output_pic_addr_const): Ditto.
2092 (print_operand): Ditto.
2094 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2096 * combine.c (find_split_point): Add third argument. Use it
2097 to find nested multiply-accumulate instructions. Adjust calls.
2098 (try_combine): Adjust call to find_split_point.
2100 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2102 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2104 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2106 PR tree-optimization/41442
2107 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2108 (fold_binary_loc): Call it.
2110 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2112 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2113 * opts.c (common_handle_option): Allow disabling it.
2114 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2116 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2118 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2119 between modes if both types are integral.
2121 2010-04-23 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/43572
2124 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2126 2010-04-23 Richard Guenther <rguenther@suse.de>
2129 * tree-inline.c (tree_can_inline_p): Also check compatibility
2132 2010-04-23 Martin Jambor <mjambor@suse.cz>
2134 PR tree-optimization/43846
2135 * tree-sra.c (struct access): New flag grp_assignment_read.
2136 (build_accesses_from_assign): Set grp_assignment_read.
2137 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2138 (enum mark_read_status): New type.
2139 (analyze_access_subtree): Propagate grp_assignment_read, create
2140 accesses also if both direct_read and root->grp_assignment_read.
2142 2010-04-23 Martin Jambor <mjambor@suse.cz>
2145 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2146 function does not have type attributes.
2148 2010-04-23 Richard Guenther <rguenther@suse.de>
2151 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2154 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2156 * sese.h (create_if_region_on_edge): Remove.
2158 * sese.c (create_if_region_on_edge): Make static.
2160 * tree-inline.c: Do not include ggc.h.
2162 * expr.c: Do not include ggc.h.
2164 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2167 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2170 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2171 in the middle of insns for casesi_worker_2.
2173 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2175 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2177 2010-04-22 Ira Rosen <irar@il.ibm.com>
2179 PR tree-optimization/43842
2180 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2181 loop unrolling in update of exit phis. Fix comment.
2182 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2183 least two reduction statements in the loop before starting SLP
2186 2010-04-22 Nick Clifton <nickc@redhat.com>
2188 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2190 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2192 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2195 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2197 * tree-parloops.c (loop_parallel_p): New argument
2198 parloop_obstack. Pass it down.
2199 (parallelize_loops): New variable parloop_obstack. Initialize it,
2200 pass it down, free it.
2202 * tree-loop-linear.c (linear_transform_loops): Pass down
2205 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2206 of type struct obstack *.
2208 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2209 scratch_obstack. Initialize it, pass down, free it.
2211 * lambda.h (lambda_loop_new): Remove.
2212 (lambda_matrix_new, lambda_matrix_inverse)
2213 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2214 argument of type struct obstack *.
2216 * lambda-trans.c (lambda_trans_matrix_new): New argument
2217 lambda_obstack. Pass it down, use obstack allocation for ret.
2218 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2221 * lambda-mat.c (lambda_matrix_get_column)
2222 (lambda_matrix_project_to_null): Remove.
2223 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2225 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2228 * lambda-code.c (lambda_loop_new): New function.
2229 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2230 (lambda_compute_auxillary_space, lambda_compute_target_space)
2231 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2232 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2233 (build_access_matrix): New argument lambda_obstack. Use obstack
2235 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2236 argument lambda_obstack. Pass it down.
2238 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2240 * optabs.h (expand_widening_mult): Declare.
2242 2010-04-22 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/43845
2245 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2246 lookup the CALL_EXPR function and arguments.
2248 2010-04-22 Nick Clifton <nickc@redhat.com>
2250 * config/stormy16/stormy16.c
2251 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2252 * config/stormy16/stormy16.h: Tidy up formatting.
2253 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2254 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2255 (ineqbranchsi): Delete pattern.
2256 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2257 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2258 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2259 stormy16-lib2-ucmpsi2.c.
2261 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2263 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2264 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2265 extra set merge_set_noclobber, and use it to relax the final test
2267 * df.h (df_simulate_find_noclobber_defs): Declare.
2268 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2270 (df_simulate_find_noclobber_defs): New function.
2272 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.md: Use {} around multi-line preparation statements.
2276 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2278 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2279 (process_init_element): New argument of type struct obstack *.
2281 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2282 (set_init_index, set_init_label, set_nonincremental_init)
2283 (set_nonincremental_init_from_string, find_init_member)
2284 (output_init_element, output_pending_init_elements)
2285 (process_init_element): New argument braced_init_obstack. Pass it
2287 (push_range_stack, add_pending_init): New argument
2288 braced_init_obstack. Use obstack allocation.
2290 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2291 braced_init_obstack. Pass it down.
2292 (c_parser_braced_init): New variables ret, braced_init_obstack.
2293 Initialize obstack, pass it down and finally free it.
2295 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2298 * tree-pass.h (pass_optimize_widening_mul): Declare.
2299 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2300 gate_optimize_widening_mul): New static functions.
2301 (pass_optimize_widening_mul): New.
2302 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2303 <case MULT_EXPR>: Remove support for widening multiplies.
2304 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2305 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2306 simplify_gen_unary rather than directly building extensions.
2307 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2309 * expmed.c (expand_widening_mult): New function.
2310 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2312 2010-04-21 Jan Hubicka <jh@suse.cz>
2314 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2315 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2316 * lto-wpa-fixup.c: Remove.
2317 * Makefile.in (lto-wpa-fixup.o): Remove.
2318 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2319 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2320 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2322 2010-04-21 Jan Hubicka <jh@suse.cz>
2324 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2325 add write_optimization_summary, read_optimization_summary.
2326 (ipa_write_summaries_of_cgraph_node_set): Remove.
2327 (ipa_write_optimization_summaries): Declare.
2328 (ipa_read_optimization_summaries): Declare.
2329 * ipa-cp.c (pass_ipa_cp): Update.
2330 * ipa-reference.c (pass_ipa_reference): Update.
2331 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2332 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2334 * ipa-inline.c (pass_ipa_inline): Update.
2335 * ipa.c (pass_ipa_whole_program): Update.
2336 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2337 * passes.c (ipa_write_summaries_1): Do not test wpa.
2338 (ipa_write_optimization_summaries_1): New.
2339 (ipa_write_optimization_summaries): New.
2340 (ipa_read_summaries): Do not test ltrans.
2341 (ipa_read_optimization_summaries_1): New.
2342 (ipa_read_optimization_summaries): New.
2344 2010-04-21 Jan Hubicka <jh@suse.cz>
2346 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2348 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2350 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2353 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2354 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2356 2010-04-21 Jan Hubicka <jh@suse.cz>
2358 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2360 2010-04-21 Jan Hubicka <jh@suse.cz>
2362 * varpool.c (decide_is_variable_needed): Variable is always needed
2365 2010-04-21 Jan Hubicka <jh@suse.cz>
2367 * opts.c (decode_options): Enable pure-const pass for whopr.
2369 2010-04-21 Jan Hubicka <jh@suse.cz>
2371 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2372 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2374 (cgraph_decide_inlining): Do not expect callee to be removed in all
2377 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2379 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2381 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2384 amdfam10_decode attributes.
2386 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2389 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2390 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2391 (lower_copyprivate_clauses): Use private var in outer
2392 context instead of original var. Make sure the types
2393 are correct for VLAs.
2395 2010-04-21 Richard Guenther <rguenther@suse.de>
2397 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2398 to non-pointer objects.
2400 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2402 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2403 last chain entry if it starts with the still current label.
2404 (add_location_or_const_value_attribute): Check that
2405 loc_list->first->next is NULL instead of comparing ->first with ->last.
2406 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2407 to add_var_loc_to_decl.
2409 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2410 >= 4 add also address size and segment size fields into CIE header.
2412 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2413 long as address size is the same as sizeof (void *) and
2415 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2416 address size or segment size is unexpected, return DW_EH_PE_omit.
2417 (classify_object_over_fdes): If get_cie_encoding returned
2418 DW_EH_PE_omit, return -1.
2419 (init_object): If classify_object_over_fdes returned -1,
2420 pretend there were no FDEs at all.
2422 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2424 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2425 bswap{si,di}2 using SWI48 mode iterator.
2426 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2427 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2428 set modrm attribute of bswap insn to 0 and remove length attribute.
2429 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2430 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2431 set mode attribute to <MODE> and remove length attribute.
2433 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2435 PR rtl-optimization/43520
2436 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2437 zero available registers.
2439 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2441 * builtins.c (fold_builtin_cproj): Fold more cases.
2443 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2446 (fold_builtin_1): Fold builtin cproj.
2447 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2448 Use ATTR_CONST_NOTHROW_LIST.
2450 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2452 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2453 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2454 ffsi2_no_cmove for !TARGET_CMOVE.
2455 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2456 (ffssi2): Remove expander.
2457 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2459 (ctz<mode>2): Ditto from ctz{si,di}2.
2460 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2462 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2465 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2467 * dwarf2out.c (AT_linkage_name): Define.
2468 (clone_as_declaration): Handle DW_AT_linkage_name.
2469 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2470 of DW_AT_MIPS_linkage_name.
2471 (move_linkage_attr): Likewise.
2472 (dwarf2out_finish): Likewise.
2474 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2477 * fold-const.c (fold_comparison): New folding rule.
2479 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2481 * double-int.h (double_int_setbit): Declare.
2482 * double-int.c (double_int_setbit): New function.
2483 * rtl.h (immed_double_int_const): Declare.
2484 * emit-rtl.c (immed_double_int_const): New function.
2485 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2486 and immed_double_int_const functions.
2487 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2488 expand_copysign_bit): (Ditto.).
2489 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2490 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2491 * dojump.c (prefer_and_bit_test): (Ditto.).
2492 * expr.c (convert_modes, reduce_to_bit_field_precision,
2493 const_vector_from_tree): (Ditto.).
2494 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2496 2010-04-20 Jan Hubicka <jh@suse.cz>
2498 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2499 (dump_cgraph_node): Dump new flags.
2500 * cgraph.h (struct cgraph_node): Add flags
2501 reachable_from_other_partition and in_other_partition.
2502 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2503 other partition can not be removed.
2504 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2505 the other partition must be output; silence sanity checking on
2506 leaking functions bodies from other paritition.
2507 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2508 (lto_output_node): Output new flags; do not sanity check that inline
2509 clones are output; drop lto_forced_extern_inline_p code; do not mock
2510 visibility flags at partition boundaries.
2511 (add_node_to): New function.
2512 (output_cgraph): Use it to sort functions so masters appear before
2514 (input_overwrite_node): Input new flags.
2515 * passes.c (ipa_write_summaries): Do not call
2516 lto_new_extern_inline_states.
2517 * lto-section-out.c (forced_extern_inline,
2518 lto_new_extern_inline_states lto_delete_extern_inline_states,
2519 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2520 * lto-streamer.h (lto_new_extern_inline_states,
2521 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2522 lto_forced_extern_inline_p): Kill.
2524 2010-04-20 Richard Guenther <rguenther@suse.de>
2526 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2527 from vars that can have pointers.
2528 (process_constraint): Dump useless constraints.
2530 2010-04-20 Richard Guenther <rguenther@suse.de>
2532 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2533 (dump_sa_points_to_info): Remove asserts.
2534 (init_base_vars): nothing_id isn't an escape point nor does it
2537 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2539 * tree.h (TYPE_REF_IS_RVALUE): Define.
2540 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2541 should_move_die_to_comdat, prune_unused_types_walk): Handle
2542 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2543 (modified_type_die, gen_reference_type_die): Emit
2544 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2545 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2547 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2550 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2551 calls for -fpic -m31 if they have been sibcall optimized.
2553 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2555 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2556 ar.lc fixed and call-used.
2558 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2560 2010-04-19 Jan Hubicka <jh@suse.cz>
2562 * opts.c (decode_options): Disable whpr incompatible passes.
2563 * lto/lto.c (lto_1_to_1_map): Skip clones.
2564 (read_cgraph_and_symbols): Do not mark everything as needed.
2565 (do_whole_program_analysis): Do map only after optimizing;
2566 set proper cgraph_state; use passmanager.
2568 2010-04-19 DJ Delorie <dj@redhat.com>
2570 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2571 POINTER_PLUS_EXPR and fix them.
2573 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2575 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2576 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2577 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2578 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2579 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2580 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2581 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2582 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2583 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2584 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2585 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2587 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2589 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2590 (check_cond_move_block): Likewise.
2591 (cond_move_process_if_block): Likewise.
2592 (noce_find_if_block): Improve formatting.
2593 (find_if_header): Pass 0 to memset and tweak conditions.
2594 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2596 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2598 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2602 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2603 with non-local decl doesn't need chain.
2605 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2607 * ira-color.c (allocno_reload_assign): Avoid accumulating
2608 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2610 2010-04-19 Martin Jambor <mjambor@suse.cz>
2612 * gimple.h (create_tmp_reg): Declare.
2613 * gimplify.c (create_tmp_reg): New function.
2614 (gimplify_return_expr): Use create_tmp_reg.
2615 (gimplify_omp_atomic): Likewise.
2616 (gimple_regimplify_operands): Likewise.
2617 * tree-dfa.c (make_rename_temp): Likewise.
2618 * tree-predcom.c (predcom_tmp_var): Likewise.
2619 (reassociate_to_the_same_stmt): Likewise.
2620 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2621 (get_replaced_param_substitute): Likewise.
2622 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2623 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2624 * tree-ssa-pre.c (get_representative_for): Likewise.
2625 (create_expression_by_pieces): Likewise.
2626 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2627 (create_tailcall_accumulator): Likewise.
2629 2010-04-19 Martin Jambor <mjambor@suse.cz>
2631 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2633 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2635 2010-04-19 Richard Guenther <rguenther@suse.de>
2637 PR tree-optimization/43796
2638 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2639 from SCEV in the lattice.
2640 (vrp_visit_phi_node): Dump change.
2642 2010-04-19 Richard Guenther <rguenther@suse.de>
2644 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2645 * configure: Re-generated.
2647 2010-04-19 Richard Guenther <rguenther@suse.de>
2649 PR tree-optimization/43783
2650 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2651 constant ARRAY_REF operands two and three if possible.
2653 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2656 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2658 2010-04-19 Jie Zhang <jie@codesourcery.com>
2661 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2663 2010-04-19 Ira Rosen <irar@il.ibm.com>
2665 PR tree-optimization/37027
2666 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2667 and macro to access it.
2668 (vectorizable_reduction): Add argument.
2669 (vect_get_slp_defs): Likewise.
2670 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2671 statements for possible use in SLP.
2672 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2673 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2674 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2676 (vectorizable_reduction): Likewise.
2677 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2679 (vectorizable_type_demotion, vectorizable_type_promotion,
2680 vectorizable_store): Likewise.
2681 (vect_analyze_stmt): Update call to vectorizable_reduction.
2682 (vect_transform_stmt): Likewise.
2683 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2684 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2685 from different interleaving chains in same node.
2686 (vect_slp_rearrange_stmts): New function.
2687 (vect_supported_load_permutation_p): Allow load permutations for
2688 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2689 inside SLP nodes if necessary.
2690 (vect_analyze_slp_instance): Handle reductions.
2691 (vect_analyze_slp): Try to build SLP instances originating from groups
2693 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2694 (vect_get_constant_vectors): Create initial vectors for reductions
2695 according to reduction code. Add new argument.
2696 (vect_get_slp_defs): Add new argument, pass it to
2697 vect_get_constant_vectors.
2698 (vect_schedule_slp_instance): Remove SLP tree root statements.
2700 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2702 * tree.h (ENUM_IS_SCOPED): Define.
2703 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2704 for ENUM_IS_SCOPED enums.
2706 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2708 * fold-const.c (fold_comparison): Use ssizetype.
2709 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2710 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2711 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2712 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2714 * tree.h (initialize_sizetypes): Remove parameter.
2715 (build_common_tree_nodes): Remove second parameter.
2716 * stor-layout.c (initialize_sizetypes): Remove parameter.
2717 Always create an unsigned type.
2718 (set_sizetype): Assert that the passed type is unsigned and simplify.
2719 * tree.c (build_common_tree_nodes): Remove second parameter.
2720 Adjust call to initialize_sizetypes.
2721 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2722 build_common_tree_nodes.
2724 2010-04-18 Matthias Klose <doko@ubuntu.com>
2726 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2728 2010-04-18 Ira Rosen <irar@il.ibm.com>
2730 PR tree-optimization/43771
2731 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2732 load permutation doesn't have gaps.
2734 2010-04-18 Jan Hubicka <jh@suse.cz>
2736 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2737 (sse_prologue_save_insn expander): Use new pattern.
2738 (sse_prologue_save_insn1): New pattern and splitter.
2739 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2741 * i386.c (setup_incoming_varargs_64): Do not compute jump
2743 (ix86_gimplify_va_arg): Update alignment needed.
2744 (ix86_local_alignment): Do not align all local arrays to 128bit.
2746 2010-04-17 Jan Hubicka <jh@suse.cz>
2748 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2750 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2752 * arm.md (negdi2): Remove redundant code to force values into a
2755 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2757 * arm/bpabi.S: Add EABI alignment attributes to objects.
2758 * arm/bpabi-v6m.S: Likewise.
2759 * arm/crti.asm: Likewise.
2760 * arm/crtn.asm: Likewise.
2761 * arm/lib1funcs.asm: Likewise.
2762 * arm/libunwind.S: Likewise.
2764 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2766 * arm-protos.h (tune_params): New structure.
2767 * arm.c (current_tune): New variable.
2768 (arm_constant_limit): Delete.
2769 (struct processors): Add pointer to the tune parameters.
2770 (arm_slowmul_tune): New tuning option.
2771 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2772 (all_cores): Adjust to pick up the tuning model.
2773 (arm_constant_limit): New function.
2774 (arm_override_options): Select the appropriate tuning model. Delete
2775 initialization of arm_const_limit.
2776 (arm_split_constant): Use the new constant-limit model.
2777 (arm_rtx_costs): Pick up the current tuning model.
2778 * arm.md (is_strongarm, is_xscale): Delete.
2779 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2780 for Xscale variant architectures.
2781 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2783 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2785 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2787 (arm_rtx_costs_1): Remove unused variable extra_cost.
2788 (arm_unwind_emit_set): Use variable offset.
2789 (thumb1_output_casesi): Remove unused variable flags.
2791 2010-04-16 Jeff Law <law@redhat.com>
2793 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2794 needing assignment rather than doing a two-phase assignment. Remove
2795 unused variable 'm'.
2797 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2800 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2802 2010-04-16 Doug Kwan <dougkwan@google.com>
2804 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2805 (next_operand_entry_id): New static variable.
2806 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2807 (add_to_ops_vec): Assigned unique ID to operand entry.
2808 (struct oecount_s): New field ID.
2809 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2810 (undistribute_ops_list): Assign unique IDs to oecounts.
2811 (init_reassoc): reset next_operand_entry_id.
2813 2010-04-16 Doug Kwan <dougkwan@google.com>
2815 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2816 missing left parenthesis.
2818 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2820 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2821 *btdi_rex64 using SWI48 mode iterator.
2822 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2823 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2824 *jcc_btdi_mask_rex64.
2826 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2828 * double-int.h (tree_to_double_int): Convert to macro.
2829 * double-int.c (tree_to_double_int): Remove.
2831 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2834 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2835 with want_address 2 and in case a single element list might be
2836 possible, call it again with want_address 0.
2838 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2840 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2841 case 'W' print operands for HI mode.
2842 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2843 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2844 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2845 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2847 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2849 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2850 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2851 #xx:3 and #xx:4 mode.
2853 * config/h8300/h8300.md (inverted load with HImode dest): Add
2854 support for H8300SX.
2856 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2857 satisfy 'U' constraint.
2859 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2861 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2862 * configure: Regenerate.
2863 * config.in: Regenerate.
2864 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2867 2010-04-16 Richard Guenther <rguenther@suse.de>
2869 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2870 (struct tree_decl_common): ... here.
2871 (DECL_PT_UID): Adjust.
2872 (SET_DECL_PT_UID): Likewise.
2873 (DECL_PT_UID_SET_P): Likewise.
2875 2010-04-16 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/43572
2878 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2879 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2880 * tree-flow.h (is_call_clobbered): Remove.
2881 * tree-flow-inline.h (is_call_clobbered): Likewise.
2882 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2883 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2884 (execute_return_slot_opt): Adjust.
2885 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2886 check for call clobbered vars here.
2887 (find_tail_calls): Move tailcall verification to the
2890 2010-04-16 Diego Novillo <dnovillo@google.com>
2892 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2894 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2897 * config/arm/arm.md (cbranchqi4): New pattern.
2898 * config/arm/predicates.md (const0_operand,
2899 cbranchqi4_comparison_operator): New predicates.
2901 2010-04-16 Richard Guenther <rguenther@suse.de>
2903 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2904 (dump_gimple_stmt): Likewise.
2906 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2908 * recog.h (struct recog_data): New field is_operator.
2909 (struct insn_operand_data): New field is_operator.
2910 * recog.c (extract_insn): Set recog_data.is_operator.
2911 * genoutput.c (output_operand_data): Emit code to set the
2913 * reload.c (find_reloads): Use it rather than testing for an
2914 empty constraint string.
2917 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2918 If the previous insn is a cbranchsi4_insn with the same arguments,
2919 omit the compare instruction.
2921 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2922 register, inputs must be low registers and we need a low register
2923 scratch. Handle alternative 2 like alternative 3.
2925 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2927 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2928 don't call get_addr on both. If one expression is a VALUE and
2929 the other a REG, check VALUE's locs if the REG isn't among them.
2931 2010-04-16 Christian Bruel <christian.bruel@st.com>
2933 * config/sh/sh.h (sh_frame_pointer_required): New function.
2934 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2935 (flag_omit_frame_pointer) Set.
2936 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2937 (rounded_frame_size): Adjust size with outgoing_args_size.
2938 (sh_set_return_address): Must return from stack pointer.
2939 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2940 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2941 (ACCUMULATE_OUTGOING_ARGS): Define.
2942 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2943 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2945 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2948 * config/sh/sh.c (sh_legitimize_reload_address): Use
2949 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2950 Remove a unneeded check for offset_base.
2952 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2954 * configure: Regenerated.
2956 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2958 * config/s390/s390.c (s390_call_save_register_used): Switch back
2959 to HARD_REGNO_NREGS.
2961 2010-04-15 Richard Guenther <rguenther@suse.de>
2963 * alias.c (alias_set_subset_of): Handle alias-set zero
2966 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2967 Julian Brown <julian@codesourcery.com>
2969 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2970 alternatives according to use of high and low regs.
2971 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2972 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2973 optimizing for size on Thumb-2.
2975 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2977 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2979 2010-04-15 Richard Guenther <rguenther@suse.de>
2981 * tree-ssa-structalias.c (struct variable_info): Add
2983 (new_var_info): Initialize it.
2984 (dump_constraints): Support printing last added constraints.
2985 (debug_constraints): Adjust.
2986 (dump_constraint_graph): Likewise.
2987 (make_heapvar_for): Check for NULL cfun.
2988 (get_function_part_constraint): New function.
2989 (get_fi_for_callee): Likewise.
2990 (find_func_aliases): Properly implement IPA PTA constraints.
2991 (process_ipa_clobber): New function.
2992 (find_func_clobbers): Likewise.
2993 (insert_into_field_list_sorted): Remove.
2994 (create_function_info_for): Properly allocate vars for IPA mode.
2995 Do not use insert_into_field_list_sorted.
2996 (create_variable_info_for): Properly generate constraints for
2997 global vars in IPA mode.
2998 (dump_solution_for_var): Always dump the solution.
2999 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3000 (find_what_var_points_to): Adjust.
3001 (pt_solution_set): Change.
3002 (pt_solution_ior_into): New function.
3003 (pt_solution_empty_p): Export.
3004 (pt_solution_includes_global): Adjust.
3005 (pt_solution_includes_1): Likewise.
3006 (pt_solutions_intersect_1): Likewise.
3007 (dump_sa_points_to_info): Check some invariants.
3008 (solve_constraints): Move constraint dumping ...
3009 (compute_points_to_sets): ... here.
3010 (ipa_pta_execute): ... and here.
3011 (compute_may_aliases): Do not re-compute points-to info
3012 locally if IPA info is available.
3013 (ipa_escaped_pt): New global var.
3014 (ipa_pta_execute): Properly implement IPA PTA.
3015 * tree-into-ssa.c (dump_decl_set): Support dumping
3016 decls not in referenced-vars.
3017 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3018 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3019 (dump_points_to_solution): Likewise.
3020 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3021 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3022 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3023 (copy_decl_to_var): Copy DECL_PT_UID.
3024 (copy_result_decl_to_var): Likewise.
3025 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3026 (copy_node_stat): Copy it.
3027 * tree.h (DECL_PT_UID): New macro.
3028 (SET_DECL_PT_UID): Likewise.
3029 (DECL_PT_UID_SET_P): Likewise.
3030 (struct tree_decl_minimal): Add pt_uid member.
3031 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3032 (pt_solution_empty_p): Declare.
3033 (pt_solution_set): Adjust.
3034 (ipa_escaped_pt): Declare.
3035 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3036 * gimple-pretty-print.c (pp_points_to_solution): New function.
3037 (dump_gimple_call): Dump call clobber/use information.
3038 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3039 * tree-pass.h (TDF_ALIAS): New dump option.
3040 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3041 * doc/invoke.texi (-fipa-pta): Update documentation.
3043 2010-04-15 Richard Guenther <rguenther@suse.de>
3045 * Makefile.in (OBJS-common): Add gimple-fold.o.
3046 (gimple-fold.o): New rule.
3047 * tree.h (maybe_fold_offset_to_reference,
3048 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3050 * gimple.h: ... here.
3051 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3052 may_propagate_address_into_dereference): Move prototypes ...
3053 * gimple.h: ... here.
3054 * tree-ssa-ccp.c (get_symbol_constant_value,
3055 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3056 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3057 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3058 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3059 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3060 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3061 gimplify_and_update_call_from_tree): Move ...
3062 * gimple-fold.c: ... here. New file.
3063 (ccp_fold_builtin): Rename to ...
3064 (gimple_fold_builtin): ... this.
3065 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3067 2010-04-15 Richard Guenther <rguenther@suse.de>
3069 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3070 fit_double_type, force_fit_type_double, add_double_with_sign,
3071 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3072 lrotate_double, rrotate_double, div_and_round_double): Move ...
3073 * double-int.c: ... here.
3074 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3075 add_double, neg_double, mul_double_with_sign, mul_double,
3076 lshift_double, rshift_double, lrotate_double, rrotate_double,
3077 div_and_round_double): Move prototypes ...
3078 * double-int.h: ... here.
3080 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3083 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3084 matching constraints to ensure inputs match the output.
3086 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3089 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3090 in an input-only operand.
3092 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3094 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3095 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3096 (double_int_negative_p): Convert to static inline function.
3097 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3098 (double_int_negative_p): Remove.
3099 * tree.h (lshift_double, rshift_double):
3100 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3101 * fold-const.c (fold_convert_const_int_from_real,
3102 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3103 (lshift_double): Change type of arith argument to bool.
3104 (rshift_double): Change type of arith argument to bool. Correct
3106 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3108 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3111 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3112 at the start and end of the then/else blocks, and omit them from the
3114 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3115 argument; all callers changed. Pass zero to old_insns_match_p instead.
3116 (flow_find_head_matching_sequence): New function.
3117 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3118 * basic-block.h (flow_find_cross_jump,
3119 flow_find_head_matching_sequence): Declare functions.
3121 2010-04-14 Jason Merrill <jason@redhat.com>
3124 * c-common.c (attribute_takes_identifier_p): New fn.
3125 * c-common.h: Declare it.
3127 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3131 (*udivmod<mode>4): Ditto.
3133 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/i386.md (maxmin_int): Rename code attribute from
3136 maxminiprefix and update all users.
3137 (maxmin_float): Ditto from maxminfprefix.
3138 (logic): Ditto from logicprefix.
3139 (absneg_mnemonic): Ditto from absnegprefix.
3140 * config/i386/mmx.md: Update all users of maxminiprefix,
3141 maxminfprefix and logicprefix for rename.
3142 * config/i386/sse.md: Ditto.
3143 * config/i386/sync.md (sync_<code><mode>): Update for
3146 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3150 warnings converted to errors.
3152 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3154 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3155 used insn_type variable.
3156 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3157 to avoid set-but-not-used warning.
3159 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3161 * df-core.c (df_ref_debug): Change format string placeholder
3163 * dwarf2asm.c (dw2_asm_output_data_raw,
3164 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3165 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3166 * dwarf2out.c (output_cfi, output_cfi_directive,
3167 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3168 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3170 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3171 * print-rtl.c (print_rtx): Ditto.
3173 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3176 * builtins.c (expand_builtin_pow_root): New function to expand pow
3177 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3178 series of sqrt and cbrt calls under -ffast-math.
3179 (expand_builtin_pow): Call it.
3181 2010-04-14 Michael Matz <matz@suse.de>
3183 PR tree-optimization/42963
3184 * tree-cfg.c (touched_switch_bbs): New static variable.
3185 (group_case_labels_stmt): New function broken out from ...
3186 (group_case_labels): ... here, use the above.
3187 (start_recording_case_labels): Allocate touched_switch_bbs.
3188 (end_recording_case_labels): Deallocate it, call
3189 group_case_labels_stmt.
3190 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3192 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3197 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3201 2010-04-13 Jan Hubicka <jh@suse.cz>
3203 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3204 of optimized out static functions.
3205 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3206 cost computation. Also sanity check for overflows.
3207 (update_caller_keys): Update cgraph_edge_badness call; properly
3208 update fibheap and sanity check that it is up to date.
3209 (add_new_edges_to_heap): Update cgraph_edge_badness.
3210 (cgraph_decide_inlining_of_small_function): Likewise;
3211 add sanity checking that badness in heap is up to date;
3212 improve dumping of reason; Update badness of calls to the
3213 offline copy of function currently inlined; dump badness
3214 of functions not inlined because of unit growth limits.
3216 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3219 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3220 because of sign-extension change when converting to sizetype here...
3221 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3223 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3224 the folding to constants. Remove redundant final conversion.
3225 (fold_binary) <associate>: Do not associate if the re-association of
3226 constants alone overflows.
3227 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3228 to the end of the list.
3229 (multiple_of_p) <COND_EXPR>: New case.
3231 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3233 * opt-functions.awk (opt_sanitized_name): New.
3235 * optc-gen.awk: Use it
3236 * opth-gen.awk: Use it.
3238 2010-04-13 Martin Jambor <mjambor@suse.cz>
3240 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3241 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3242 children. Call replace_uses_with_default_def_ssa_name to handle
3245 2010-04-13 Michael Matz <matz@suse.de>
3248 * builtins.c (expand_builtin_interclass_mathfn): Also create
3249 a register if the predicate doesn't match.
3251 2010-04-13 Diego Novillo <dnovillo@google.com>
3253 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3254 * c-pch.c: Include timevar.h.
3255 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3256 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3257 * ggc-common.c: Include timevar.h.
3258 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3259 * timevar.def (TV_PCH_SAVE): Define.
3260 (TV_PCH_CPP_SAVE): Define.
3261 (TV_PCH_PTR_REALLOC): Define.
3262 (TV_PCH_PTR_SORT): Define.
3263 (TV_PCH_RESTORE): Define.
3264 (TV_PCH_CPP_RESTORE): Define.
3266 2010-04-13 Michael Matz <matz@suse.de>
3268 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3270 (can_reassociate_p): New function.
3271 (break_up_subtract_bb, reassociate_bb): Use it.
3273 2010-04-13 Richard Guenther <rguenther@suse.de>
3276 * builtins.c (c_readstr): Fix assert.
3278 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3281 when generating cltd insn.
3283 (*ashl<mode>3_1): Remove special handling for register operand 2.
3284 (*ashlsi3_1_zext): Ditto.
3285 (*ashlhi3_1): Ditto.
3286 (*ashlhi3_1_lea): Ditto.
3287 (*ashlqi3_1): Ditto.
3288 (*ashlqi3_1_lea): Ditto.
3289 (*<shiftrt_insn><mode>3_1): Ditto.
3290 (*<shiftrt_insn>si3_1_zext): Ditto.
3291 (*<shiftrt_insn>qi3_1_slp): Ditto.
3292 (*<rotate_insn><mode>3_1): Ditto.
3293 (*<rotate_insn>si3_1_zext): Ditto.
3294 (*<rotate_insn>qi3_1_slp): Ditto.
3296 2010-04-13 Richard Guenther <rguenther@suse.de>
3298 * tree-ssa-structalias.c (callused_id): Remove.
3299 (call_stmt_vars): New.
3300 (get_call_vi): Likewise.
3301 (lookup_call_use_vi): Likewise.
3302 (lookup_call_clobber_vi): Likewise.
3303 (get_call_use_vi): Likewise.
3304 (get_call_clobber_vi): Likewise.
3305 (make_transitive_closure_constraints): Likewise.
3306 (handle_const_call): Adjust to do per-call call-used handling.
3307 (handle_pure_call): Likewise.
3308 (find_what_var_points_to): Remove general callused handling.
3309 (init_base_vars): Likewise.
3310 (init_alias_vars): Initialize call_stmt_vars.
3311 (compute_points_to_sets): Process call-used and call-clobbered
3312 vars for call statements.
3313 (delete_points_to_sets): Free call_stmt_vars.
3315 2010-04-13 Richard Guenther <rguenther@suse.de>
3317 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3318 Only add RW dependence for dependence distance zero.
3319 Adjust maximal vectorization factor according to dependences.
3320 Move alignment handling ...
3321 (vect_find_same_alignment_drs): ... here. New function.
3322 (vect_analyze_data_ref_dependences): Adjust.
3323 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3324 (vect_analyze_data_refs): Adjust minimal vectorization factor
3325 according to data references.
3326 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3327 dependences before determining the vectorization factor.
3328 Analyze alignment after determining the vectorization factor.
3329 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3330 dependences before alignment.
3331 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3333 (vect_analyze_data_refs): Likewise.
3334 (MAX_VECTORIZATION_FACTOR): New define.
3336 2010-04-13 Duncan Sands <baldrick@free.fr>
3338 * except.h (lang_eh_type_covers): Remove.
3339 * except.c (lang_eh_type_covers): Likewise.
3341 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3342 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3344 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3345 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3346 UNITS_PER_LONG where it is ABI relevant.
3347 (s390_return_addr_rtx): Likewise.
3348 (s390_back_chain_rtx): Likewise.
3349 (s390_frame_area): Likewise.
3350 (s390_frame_info): Likewise.
3351 (s390_initial_elimination_offset): Likewise.
3352 (save_gprs): Likewise.
3353 (s390_emit_prologue): Likewise.
3354 (s390_emit_epilogue): Likewise.
3355 (s390_function_arg_advance): Likewise.
3356 (s390_function_arg): Likewise.
3357 (s390_va_start): Likewise.
3358 (s390_gimplify_va_arg): Likewise.
3359 (s390_function_profiler): Likewise.
3360 (s390_optimize_prologue): Likewise.
3361 (s390_rtx_costs): Likewise.
3362 (s390_secondary_reload): Likewise.
3363 (s390_promote_function_mode): Likewise.
3364 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3365 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3366 registers available.
3367 (s390_unwind_word_mode): New function.
3368 (s390_function_value): Split 64 bit values into register pair if
3369 used as return value.
3370 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3371 function call parameters. Handle parallels.
3372 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3373 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3374 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3375 (s390_expand_setmem): Remove unused variable src_addr.
3376 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3377 deal with 64 bit registers.
3378 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3379 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3380 (UNITS_PER_LONG): New macro.
3381 * libjava/include/s390-signal.h: Define extended ucontext
3382 structure containing the upper halfs of the 64 bit registers.
3384 2010-04-13 Simon Baldwin <simonb@google.com>
3386 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3388 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3390 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3391 rvalue on the RHS if the LHS is of a non-renamable type.
3392 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3394 2010-04-13 Matthias Klose <doko@ubuntu.com>
3396 * gcc.c (cc1_options): Handle -iplugindir before processing
3397 the cc1 spec. Only add -iplugindir once.
3398 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3400 * common.opt (iplugindir): Remove `Separate' property, initialize.
3401 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3403 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3404 (distclean): Remove plugin dir.
3405 * doc/invoke.texi: Document -iplugindir.
3407 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3409 * doc/plugins.texi (Loading Plugins): Document short
3410 -fplugin=foo option.
3411 (Plugin API): Mention default_plugin_dir_name function.
3413 * gcc.c (find_file_spec_function): Add new declaration.
3414 (static_spec_func): Use it for "find-file".
3415 (find_file_spec_function): Add new function.
3416 (cc1_options): Add -iplugindir option if -fplugin* options found.
3418 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3420 * plugin.c (add_new_plugin): Updated comment, and handle short
3422 (default_plugin_dir_name): Added new function.
3424 * common.opt (iplugindir): New option to set the plugin directory.
3426 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (any_rotate): New code iterator.
3429 (rotate_insn): New code attribute.
3431 (SWIM124): New mode iterator.
3432 (<rotate_insn>ti3): New expander.
3433 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3434 any_rotate code iterator.
3435 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3436 using any_rotate code iterator and SWIM124 mode iterator.
3437 (ix86_rotlti3): New insn_and_split pattern.
3438 (ix86_rotrti3): Ditto.
3439 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3440 ix86_rotl{di,ti}3 patterns.
3441 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3442 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3443 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3444 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3445 code iterator and SWI mode iterator.
3446 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3447 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3449 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3450 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3451 (bswap rotatert splitter): Add splitter.
3452 (bswap splitter): Macroize splitter using any_rotate code iterator.
3453 Add insn predicate to split only for TARGET_USE_XCHGB or when
3454 optimizing function for size.
3456 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3458 * config/pa/pa.c (emit_move_sequence): Remove use of
3459 deleted variable flag_argument_noalias.
3461 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3463 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3465 Add to unsupported targets list.
3466 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3467 sparc*-sun-solaris2.[567]* from target lists.
3468 * configure: Regenerate.
3469 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3471 Remove Solaris 7 patch references.
3472 (Specific, sparc-sun-solaris2.7): Removed.
3473 (sparc-sun-solaris2*): Update Solaris 7 example.
3474 (sparc64-*-solaris2*): Likewise.
3476 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3478 * config.build (alpha*-dec-osf4*): Remove.
3479 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3480 of obsolete configurations.
3481 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3483 * config/alpha/t-osf4: Renamed to ...
3484 * config/alpha/t-osf5: ... this.
3485 * config/alpha/osf.h: Renamed to ...
3486 * config/alpha/osf5.h: ... this.
3487 Merged old osf5.h contents.
3489 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3490 (EXTRA_SPECS): Removed.
3491 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3492 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3495 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3497 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3499 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3502 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3503 __thiscall convention.
3505 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3507 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3509 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3511 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3513 * function.c (assign_parms_initialize_all): Add unused attribute
3516 2010-04-12 Richard Guenther <rguenther@suse.de>
3518 * gsstruct.def (GSS_CALL): New.
3519 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3520 * gimple.h: Include tree-ssa-alias.h.
3521 (struct gimple_statement_call): New.
3522 (union gimple_statement_struct_d): Add gimple_call member.
3523 (gimple_call_reset_alias_info): Declare.
3524 (gimple_call_use_set): New function.
3525 (gimple_call_clobber_set): Likewise.
3526 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3527 * gimple.c (gimple_call_reset_alias_info): New function.
3528 (gimple_build_call_1): Call it.
3529 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3530 * tree-inline.c (remap_gimple_stmt): Likewise.
3531 (expand_call_inline): Remove callused handling.
3532 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3533 * tree-dfa.c (dump_variable): Likewise.
3534 * tree-parloops.c (parallelize_loops): Likewise.
3535 * tree-ssa.c (init_tree_ssa): Likewise.
3536 (delete_tree_ssa): Likewise.
3537 * tree-flow-inline.h (is_call_used): Remove.
3538 * tree-flow.h (struct gimple_df): Remove callused member.
3539 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3540 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3541 (ref_maybe_used_by_call_p_1): Simplify.
3542 (call_may_clobber_ref_p_1): Likewise.
3543 * tree-ssa-structalias.c (compute_points_to_sets): Set
3544 the call stmt used and clobbered sets.
3545 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3546 (find_tail_calls): Verify the tail call.
3548 2010-04-12 Richard Guenther <rguenther@suse.de>
3550 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3551 single-iteration always-inline inlining.
3552 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3553 (cgraph_decide_inlining): Do not handle always-inline specially.
3554 (try_inline): Remove always-inline cycle detection special case.
3555 Do not recurse on always-inlines.
3556 (cgraph_early_inlining): Do not iterate if not optimizing.
3557 (cgraph_gate_early_inlining): remove.
3558 (pass_early_inline): Run unconditionally.
3559 (gate_cgraph_decide_inlining): New function.
3560 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3561 not inlining or optimizing.
3562 (cgraph_decide_inlining_of_small_functions): Also consider
3563 always-inline functions.
3564 (cgraph_default_inline_p): Return true for nodes which should
3565 disregard inline limits.
3566 (estimate_function_body_sizes): Assume zero size and time for
3567 nodes which are marked as disregarding inline limits.
3568 (cgraph_decide_recursive_inlining): Do not perform recursive
3569 inlining on always-inline nodes.
3571 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3574 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3575 for exprs satisfying handled_component_p.
3577 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3579 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3580 non-constant aggregate elements.
3582 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3583 is a real initialization.
3585 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3588 * c-decl.c (start_function): Move forward check for nested function.
3590 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3592 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3593 * config/sh/sh.c: Include reload.h.
3594 (sh_legitimize_reload_address): New.
3595 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3596 sh_legitimize_reload_address.
3598 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3600 * config/sh/sh.md (*movqi_pop): New insn pattern.
3601 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3603 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/i386.md (any_shiftrt): New code iterator.
3606 (shiftrt_insn): New code attribute.
3608 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3609 using any_shiftrt code iterator.
3610 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3611 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3612 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3613 pattern from corresponding peephole2 patterns.
3614 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3615 using any_shiftrt code iterator.
3616 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3617 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3618 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3619 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3620 *{ashr,lshr}<mode>3_cmp_zext.
3621 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3623 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3625 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3627 (*lshr<mode>3_cconly): Ditto.
3629 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3632 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3633 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3634 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3636 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3637 from corresponding peephole2 patterns.
3638 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3639 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3640 and *lshrdi3_1_rex64 using SWI mode iterator.
3641 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3642 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3643 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3644 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3645 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3646 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3647 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3648 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3649 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3652 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3655 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3656 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3657 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3659 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3660 from corresponding peephole2 patterns.
3661 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3662 (ashrsi3_cvt): Rename from ashrsi3_31.
3663 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3664 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3665 and x86_64_shift_adj_3 using SWI48 mode iterator.
3666 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3667 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3668 and *ashrdi3_1_rex64 using SWI mode iterator.
3669 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3670 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3671 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3672 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3673 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3674 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3675 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3676 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3677 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3679 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3680 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3681 x86_shift<mode>_adj_3 expanders.
3683 2010-04-10 Wei Guozhi <carrot@google.com>
3686 * config/arm/arm.c (arm_pic_static_addr): New function.
3687 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3689 (arm_output_addr_const_extra): Output expression for new pattern.
3690 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3692 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3694 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3697 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3698 * web.c: Include "insn-config.h" and "recog.h".
3699 (union_match_dups): New function.
3700 (web_main): Call it.
3701 (union_defs): Don't try to recognize match_dups.
3703 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3704 if doing so would replace the entire pattern.
3706 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3711 and splitter pattern. Change splitter operand 1 predicate to
3714 2010-04-09 Martin Jambor <mjambor@suse.cz>
3716 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3717 lattices are addresses of CONST_DECLs with the same initial value.
3718 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3719 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3721 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3722 Bernd Schmidt <bernds@codesourcery.com>
3724 * loop-invariant.c (replace_uses): New static function.
3725 (move_invariant_reg): Use it to ensure we can replace the uses.
3727 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3729 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3731 (picochip_override_options): Enable section anchors only above -O1.
3732 (picochip_reorg): Fixed a couple of build warnings.
3734 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3736 * configure.ac (plugin -rdynamic test): Log result.
3737 * configure: Regenerate.
3738 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3739 (RDYNAMIC_SPEC): Define.
3740 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3742 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3744 * configure.ac: Determine Sun ld version numbers.
3745 (comdat_group): Restrict GNU ld version checks to gld.
3746 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3747 (enable_comdat): Support --enable-comdat.
3748 * configure: Regenerate.
3749 * doc/install.texi (Configuration): Document --enable-comdat.
3751 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3753 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3754 * config/sol2-gld.h: ... here.
3755 * config.gcc (sparc*-*-solaris2*): Reflect this.
3756 (i[34567]86-*-solaris2*): Use it.
3758 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3760 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3762 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3764 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3767 * diagnostic.c (diagnostic_initialize): Initialize
3768 some_warnings_are_errors.
3769 (diagnostic_finish): New.
3770 (diagnostic_action_after_output): Call it before exiting.
3771 (diagnostic_report_diagnostic): Do not print message here. Set
3772 some_warnings_are_errors.
3773 * diagnostic.h (diagnostic_context): Delete
3774 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3775 (diagnostic_finish): Declare.
3776 * toplev.c (toplev_main): Call it before exit.
3778 2010-04-09 Jason Merrill <jason@redhat.com>
3781 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3782 for incomplete type.
3785 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3786 based on a warning flag.
3788 2010-04-09 Richard Guenther <rguenther@suse.de>
3790 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3792 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3795 * varasm.c (default_assemble_visibility): Wrap vars that are
3796 set, but unused, by targets without GAS.
3797 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3798 Remove set, but unused, vars.
3799 (rs6000_legitimize_tls_address): Likewise.
3800 (altivec_expand_dst_builtin): Likewise.
3801 * config/darwin.c (machopic_classify_symbol): Likewise.
3802 (machopic_indirection_name): Likewise.
3804 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3806 * config/i386/i386.md (DWI): New mode iterator.
3807 (S): New mode attribute.
3808 (shift_operand): Ditto.
3809 (shift_immediate_operand): Ditto.
3810 (ashl_input_operand): Ditto.
3811 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3812 using SDWIM mode iterator.
3813 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3814 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3816 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3817 from corresponding peephole2 patterns.
3818 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3819 and x86_64_shift_adj_1 using SWI48 mode iterator.
3820 (x86_shift<mode>_adj_2): Ditto.
3821 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3822 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3823 using SWI48 mode iterator.
3824 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3825 *ashldi3_cmp_rex64 using SWI mode iterator.
3826 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3827 *ashldi3_cconly_rex64 using SWI mode iterator.
3828 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3829 x86_shift<mode>_adj_{1,2}.
3830 (ix86_split_ashr): Ditto.
3831 (ix86_split_lshr): Ditto.
3833 2010-04-09 Richard Guenther <rguenther@suse.de>
3835 * target.h (builtin_conversion): Pass in input and output types.
3836 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3837 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3838 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3839 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3841 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3843 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3845 2010-04-09 Richard Guenther <rguenther@suse.de>
3848 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3850 2010-04-09 Richard Guenther <rguenther@suse.de>
3852 * tree-vectorizer.h (struct _stmt_vec_info): Document
3853 that vectype is the type of the LHS.
3854 (supportable_widening_operation, supportable_narrowing_operation):
3855 Get both input and output vector types as arguments.
3856 (vect_is_simple_use_1): Declare.
3857 (get_same_sized_vectype): Likewise.
3858 * tree-vect-loop.c (vect_determine_vectorization_factor):
3859 Set STMT_VINFO_VECTYPE to the vector type of the def.
3860 (vectorizable_reduction): Adjust.
3861 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3862 Adjust. Specify the output vector type.
3863 (vect_pattern_recog_1): Adjust.
3864 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3865 (vectorizable_call): Adjust.
3866 (vectorizable_conversion): Likewise.
3867 (vectorizable_operation): Likewise.
3868 (vectorizable_type_demotion): Likewise.
3869 (vectorizable_type_promotion): Likewise.
3870 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3872 (vect_is_simple_use_1): New function.
3873 (supportable_widening_operation): Get both input and output
3875 (supportable_narrowing_operation): Likewise.
3876 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3878 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3880 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3881 __thiscall and _thiscall as predefined macros.
3882 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3883 thiscall attribute handling.
3884 (ix86_comp_type_attributes): Likewise.
3885 (ix86_function_regparm): Likewise.
3886 (ix86_return_pops_args): Likewise.
3887 (init_cumulative_args): Likewise.
3888 (find_drap_reg): Likewise.
3889 (ix86_static_chain): Likewise.
3890 (x86_this_parameter): Likewise.
3891 (x86_output_mi_thunk): Likewise.
3892 (ix86_attribute_table): Add description for thiscall attribute.
3893 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3894 * doc/extend.texi: Add documentation for thiscall.
3896 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3899 * c.opt (Wint-to-pointer-cast): Available in C++.
3900 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3902 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3904 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3905 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3906 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3907 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3908 function type instead. Reorder and simplify checks.
3910 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3912 2010-04-08 Jing Yu <jingyu@google.com>
3913 Zdenek Dvorak <ook@ucw.cz>
3915 PR tree-optimization/42720
3916 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3917 loop unswitch conditions here from ...
3918 (tree_unswitch_single_loop): ... here.
3920 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3922 * tree-if-conv.c: Fix comments and simplify logic.
3924 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3926 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3927 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3928 (main_tree_if_conversion): Update call to tree_if_conversion.
3930 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3933 * doc/invoke.texi (-b,-V): Delete.
3934 * doc/tm.texi: Do not mention -b.
3935 * gcc.c (display_help): Delete -b and -V.
3936 (process_command): Delete -b and -V.
3937 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3939 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3940 Wolfgang Gellerich <gellerich@de.ibm.com>
3942 Implement target hook for loop unrolling
3943 * target.h (loop_unroll_adjust): Add a new target hook function.
3944 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3945 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3946 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3947 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3948 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3950 (decide_unroll_stupid): Likewise.
3952 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3955 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3957 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3959 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3960 (Specific, *-*-solaris2*): Likewise.
3961 Don't prefer Sun as over GNU as.
3963 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3965 * config/s390/s390.c (override_options): Adjust the z10
3966 defaults for max-unroll-times, max-completely-peeled-insns
3967 and max-completely-peel-times.
3969 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3971 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3972 instructions for z10.
3973 (s390_expand_setmem): Likewise.
3974 (s390_expand_cmpmem): Likewise.
3976 2010-04-08 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/43679
3979 * tree-ssa-pre.c (eliminate): Only propagate copies.
3981 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3984 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3985 set but not used variable warning.
3987 2010-04-08 Wei Guozhi <carrot@google.com>
3990 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3991 (arm_size_rtx_costs): Call the new function when optimized for size.
3993 2010-04-08 Jakub Jelinek <jakub@redhat.com>
OSDN Git Service
