1 2010-05-12 Sriraman Tallam <tmsriram@google.com>
3 * implicit-zee.c: New file.
4 * tree-pass.h (pass_implicit_zee): Declare.
5 * passes.c (init_optimization_passes): Add zee pass.
6 * common.opt (fzee): New flag.
7 * timevar.def (TV_ZEE): Define.
8 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
10 * Makefile.in (implicit-zee.o): Add new build file.
12 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
13 Nathan Froyd <froydnj@codesourcery.com>
15 * c-common.c (sync_resolve_params): Remove write-only variable.
17 2010-05-12 Anatoly Sokolov <aesok@post.ru>
19 * target.h (struct gcc_target): Add mode_dependent_address_p field.
20 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
21 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
22 * targhooks.c (default_mode_dependent_address_p): New function.
23 * targhooks.h (default_mode_dependent_address_p): Declare function.
24 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
25 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
26 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
27 target hook. Change return type to bool.
28 * recog.h: (mode_dependent_address_p): Change return type to bool.
30 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
31 Nathan Froyd <froydnj@codesourcery.com>
33 * tree-mudflap.c (build_function_type_0, build_function_type_1,
34 build_function_type_2, build_function_type_3): Remove.
35 (mudflap_init): Use build_function_type_list.
37 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
38 Nathan Froyd <froydnj@codesourcery.com>
40 * coverage.c (build_fn_info_value): Call build_constructor instead of
41 build_constructor_from_list.
42 (build_ctr_info_value): Likewise.
43 (build_gcov_info): Likewise.
45 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
47 * tree.c (build_constructor): Compute TREE_CONSTANT for the
48 resultant constructor.
49 (build_constructor_single): Don't set TREE_CONSTANT.
50 (build_constructor_from_list): Don't compute TREE_CONSTANT.
52 2010-05-12 Jan Hubicka <jh@suse.cz>
54 * cgraph.h (struct varpool_node): Add aux.
55 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
56 * varpool.c (varpool_remove_node): Do not remove initializer.
57 (varpool_reset_queue): Export.
58 (varpool_finalize_decl): Volatile vars are forced to be output.
59 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
61 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
62 process_references, varpool_can_remove_if_no_refs): New functions.
63 (cgraph_remove_unreachable_nodes): Handle variables too.
65 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
68 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
70 2010-05-12 Jakub Jelinek <jakub@redhat.com>
73 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
74 change value of ORT_TASK.
75 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
76 (omp_notice_threadprivate_variable): New function.
77 (omp_notice_variable): Call it for threadprivate variables.
78 If enclosing ctx is a task, print enclosing task rather than
79 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
80 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
81 if task has untied clause.
84 * dwarf2out.c (base_type_die): Don't add name attribute here.
85 (modified_type_die): Instead of sizetype use
86 its underlying original type. If a DW_TAG_base_type doesn't
87 have name added, add __unknown__.
88 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
89 always call force_type_die instead.
91 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
93 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
94 for __stack_chk_guard.
96 2010-05-11 Jakub Jelinek <jakub@redhat.com>
98 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
99 don't call start_source_file debug hook here...
100 (finish_options): ... but here, after outputting predefined and
101 command line defines and undefs.
104 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
106 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
107 optimizing away empty bb with no successors, move over its
108 footer chain to fallthru predecessor.
109 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
110 (rtl_split_edge): For asm goto call patch_jump_insn even if
111 splitting fallthru edge.
114 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
115 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
116 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
117 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
121 * c-parser.c (c_parser_expression): Mark LHS of a comma
122 expression as read if it is a decl, handled component or
123 COMPOUND_EXPR with that on the RHS.
124 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
125 if it is a decl or handled component.
127 2010-05-11 Jan Hubicka <jh@suse.cz>
129 * lto-symtab.c (lto_symtab_free): New function.
130 * lto-streamer.h (lto_symtab_free): Declare.
132 2010-05-11 Jan Hubicka <jh@suse.cz>
134 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
135 that if function is needed it is reachable.
136 (lto_output_node): See if it the function is reachable or referenced.
137 (output_cgraph): Update call of lto_output_node.
138 * lto-streamer.h (reachable_from_other_partition_p): Declare.
140 2010-05-11 Jan Hubicka <jh@suse.cz>
142 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
145 2010-05-11 Jan Hubicka <jh@suse.cz>
147 PR tree-optimize/44063
148 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
149 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
151 (estimate_function_body_sizes): Compute sizes even when disregarding.
153 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
155 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
157 2010-05-11 Jan Hubicka <jh@suse.cz>
159 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
162 2010-05-11 Jan Hubicka <jh@suse.cz>
164 * matrix-reorg.c (matrix_reorg): Rebuild edges.
166 2010-05-11 Jan Hubicka <jh@suse.cz>
168 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
169 lto_streamer_cache_delete): Put nodes into heap.
170 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
173 2010-05-11 Jan Hubicka <jh@suse.cz>
175 * cgraphbuild.c (cgraph_rebuild_references): New.
176 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
178 * cgraph.h (cgraph_rebuild_references): Declare.
179 * tree-inline.c (tree_function_versioning): Use it.
180 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
182 2010-05-11 Jan Hubicka <jh@suse.cz>
184 * cgraph.c: Include ipa-utils.h
185 (cgraph_create_virtual_clone): Update references.
186 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
188 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
190 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
191 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
194 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
196 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
198 2010-05-11 Jakub Jelinek <jakub@redhat.com>
200 * gcc.c (execute): For -### don't quote arguments that
201 contain just alphanumerics and _/-. characters.
202 * doc/invoke.texi: Document that change for -###.
205 * df-problems.c (struct dead_debug): Add to_rescan field.
206 (dead_debug_init): Clear to_rescan field.
207 (dead_debug_finish): Rescan all debug insns in to_rescan
208 bitmap and free the bitmap.
209 (dead_debug_insert_before): Instead of rescanning debug insns
210 immediately queue their rescanning until dead_debug_finish.
211 (df_note_bb_compute): After dead_debug_add do continue instead
214 2010-05-10 Jakub Jelinek <jakub@redhat.com>
217 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
218 clear also INSN_REG_USE_LIST.
220 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
222 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
224 2010-05-10 Jan Hubicka <jh@suse.cz>
226 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
228 2010-05-10 Jan Hubicka <jh@suse.cz>
230 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
232 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
233 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
234 (lto_streamer_cache_create): Init alloc pool.
235 (lto_streamer_cache_delete): Free alloc pool.
236 * lto-streamer.h: Include alloc pool.
237 (lto_streamer_cache_d): Use alloc pool.
238 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
240 2010-05-10 Jan Hubicka <jh@suse.cz>
242 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
243 * cgraphbuild.c: Include except.h
244 (record_type_list, record_eh_tables): New function.
245 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
247 2010-05-10 Jan Hubicka <jh@suse.cz>
249 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
250 __frame_dummy_init_array_entry, force_to_data): Attribute as used
253 2010-05-10 Michael Matz <matz@suse.de>
255 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
256 (can_reassociate_p): Use FLOAT_TYPE_P.
257 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
258 (vect_force_simple_reduction): ... this.
259 * tree-parloops.c (gather_scalar_reductions): Use
260 vect_force_simple_reduction.
261 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
262 vect_is_simple_reduction, add modify argument, if true rewrite
264 (vect_is_simple_reduction, vect_force_simple_reduction): New
266 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
268 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
269 Vladimir Makarov <vmakarov@redhat.com>
271 PR rtl-optimization/44012
272 * ira-build.c (remove_unnecessary_allocnos): Nullify
273 regno_allocno_map of the removed allocno.
275 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
277 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
279 * configure: Regenerate.
281 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
283 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
285 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
286 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
288 * configure: Regenerate.
290 2010-05-10 Richard Guenther <rguenther@suse.de>
292 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
293 marked if the entry identifier is marked.
295 2010-05-10 Richard Guenther <rguenther@suse.de>
297 * c-common.c (struct c_common_attributes): Add fnspec attribute.
298 (handle_fnspec_attribute): New function.
299 * gimple.h (gimple_call_return_flags): Declare.
300 (gimple_call_arg_flags): Likewise.
301 * gimple.c (gimple_call_arg_flags): New function.
302 (gimple_call_return_flags): Likewise.
303 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
305 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
307 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
308 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
310 (make_heapvar_for): ... this new function.
311 (handle_rhs_call): Handle fnspec attribute argument specifiers.
312 (handle_lhs_call): Likewise.
313 (find_func_aliases): Adjust.
315 2010-05-10 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/44050
318 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
320 2010-05-10 Wei Guozhi <carrot@google.com>
323 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
325 2010-05-09 Joseph Myers <joseph@codesourcery.com>
328 * c-typeck.c (lookup_field): Take a type directly. Update
330 (build_component_ref): Update call to lookup_field.
331 (set_init_label): Use lookup_field to find initialized field.
332 Handle returned list of fields like a sequence of designators.
334 2010-05-09 Richard Guenther <rguenther@suse.de>
337 * fold-const.c (tree_single_nonzero_warnv_p): Properly
338 handle &FUNCTION_DECL.
340 2010-05-09 Joseph Myers <joseph@codesourcery.com>
343 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
344 structures and unions recursively.
345 (detect_field_duplicates): Move duplicate detection with a hash to
346 detect_field_duplicates_hash. Always use a hash if anonymous
347 structures or unions are present.
348 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
351 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
354 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
355 detect Atom, Core 2 and Core i7.
357 2010-05-09 Richard Guenther <rguenther@suse.de>
359 * gcc.c (store_arg): Handle temporary file deletion for
362 2010-05-09 Richard Guenther <rguenther@suse.de>
365 * ipa-inline.c (estimate_function_body_sizes): Return after
366 disregarding inline limits.
368 2010-05-09 Richard Guenther <rguenther@suse.de>
370 * gcc.c (store_arg): Revert last change.
372 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
375 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
376 (optimize_ops_list): Call it.
378 2010-05-08 Richard Guenther <rguenther@suse.de>
380 PR tree-optimization/44030
381 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
382 NECESSARY flag if we propagate from a inserted expression.
384 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
386 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
387 domain types as equal if they are both PLACEHOLDER_EXPRs.
389 2010-05-08 Richard Guenther <rguenther@suse.de>
391 * lto-wrapper.c (run_gcc): Remove linker output from
392 command line for LTRANS invocation.
394 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
396 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
397 lto-macho as lto_binary_reader.
398 * target.h (struct gcc_target): New hooks lto_start and lto_end.
399 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
400 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
401 in lto_start and lto_end calls.
402 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
404 (scan_prog_file): Update is_elf_or_coff call.
405 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
407 * collect2.c (main): Fix enum comparison.
409 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
411 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
412 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
413 and TARGET_ASM_LTO_END.
414 * darwin.c: Include obstack.h and lto-streamer.h.
415 (lto_section_names_offset, lto_section_names_obstack,
416 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
418 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
419 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
421 (darwin_asm_lto_end): New function. Restore asm_out_file.
422 (darwin_asm_named_section): For LTO sections, replace the name with
423 the offset of the section name in a string table, and build this
425 (darwin_file_start): Initialize global vars for LTO support.
426 (darwin_file_end): If output to asm_out_file was redirected, append it
427 to the proper asm_out_file here. Add the section names section.
429 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
431 * c-pragma.c (pending_weak_d, pending_weak): New.
432 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
433 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
434 handle_pragma_weak): Update the uses of pending_weaks.
436 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
438 PR documentation/44016
439 * doc/standards.texi (Standards): Link to unversioned
440 cxx0x_status.html page.
442 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
445 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
446 in addition to TREE_USED, to avoid "set but unused" warnings.
448 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
450 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
451 (is_loop_prefetching_profitable): Do not insert prefetches
452 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
453 times the prefetch ahead distance.
455 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
457 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
458 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
459 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
462 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
464 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
465 a diagnostic info when the insn-to-mem ratio is too small.
467 2010-05-07 Richard Guenther <rguenther@suse.de>
469 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
471 (store_arg): Queue temp_filename for deletion instead of
474 2010-05-07 Richard Guenther <rguenther@suse.de>
476 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
477 (run_gcc): Handle LTRANS phase invocation.
478 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
480 2010-05-07 Jakub Jelinek <jakub@redhat.com>
482 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
483 this is also meaningful on PARM_DECLs and RESULT_DECLs.
485 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
487 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
489 2010-05-07 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/44020
492 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
493 code when PRE is not yet initialized.
495 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
497 * config/mips/dbxmdebug.h: Remove.
498 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
500 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
502 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
503 with null pointer and also warn about ordered comparison of zero with
506 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
508 * graphite-blocking.c
509 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
510 * graphite-clast-to-gimple.c
511 (clast_to_gcc_expression): Same.
512 (precision_for_value): Same.
513 (precision_for_interval): Same.
514 (gcc_type_for_interval): Same.
515 (graphite_create_new_guard): Same.
516 (compute_bounds_for_level): Same.
517 (graphite_create_new_loop_guard): Same.
518 * graphite-interchange.c
519 (build_linearized_memory_access): Same.
520 (pdr_stride_in_loop): Same.
521 (memory_strides_in_loop_1): Same.
522 (memory_strides_in_loop): Same.
523 (extend_scattering): Same.
524 (psct_scattering_dim_for_loop_depth): Same.
525 (pbb_number_of_iterations): Same.
527 (debug_iteration_domains): Same.
529 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
530 (ppl_set_inhomogeneous_gmp): Same.
531 (ppl_strip_loop): Same.
532 (ppl_lexico_compare_linear_expressions): Same.
533 (ppl_read_polyhedron_matrix): Same.
534 (ppl_max_for_le_pointset): Same.
536 (ppl_read_polyhedron_matrix): Same.
537 (tree_int_to_gmp): Same.
538 (gmp_cst_to_tree): Same.
539 (ppl_set_inhomogeneous): Same.
540 (ppl_set_inhomogeneous_tree): Same.
541 (ppl_set_coef): Same.
542 (ppl_set_coef_tree): Same.
543 * graphite-sese-to-poly.c
544 (build_pbb_scattering_polyhedrons): Same.
545 (build_scop_scattering): Same.
546 (scan_tree_for_params_right_scev): Same.
547 (scan_tree_for_params): Same.
548 (find_params_in_bb): Same.
549 (find_scop_parameters): Same.
550 (add_upper_bounds_from_estimated_nit): Same.
551 (build_loop_iteration_domains): Same.
552 (add_condition_to_domain): Same.
553 (pdr_add_memory_accesses): Same.
555 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
557 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
558 CLooG's value_* macros to their respective mpz_* counterparts.
559 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
560 (graphite_create_new_loop_guard): Same.
561 * graphite-interchange.c (build_linearized_memory_access): Same.
562 (pdr_stride_in_loop): Same.
563 (memory_strides_in_loop_1): Same.
564 (1st_interchange_profitable_p): Same.
565 * graphite-poly.c (extend_scattering): Same.
566 (psct_scattering_dim_for_loop_depth): Same.
567 (pbb_number_of_iterations): Same.
568 (pbb_number_of_iterations_at_time): Same.
569 * graphite-poly.h (new_1st_loop): Same.
570 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
571 (oppose_constraint): Same.
572 (insert_constraint_into_matrix): Same.
573 (ppl_set_inhomogeneous_gmp): Same.
574 (ppl_set_coef_gmp): Same.
575 (ppl_strip_loop): Same.
576 (ppl_lexico_compare_linear_expressions): Same.
577 (ppl_max_for_le_pointset): Same.
578 (ppl_min_for_le_pointset): Same.
579 (ppl_build_realtion): Same.
580 * graphite-ppl.h (gmp_cst_to_tree): Same.
581 (ppl_set_inhomogeneous): Same.
582 (ppl_set_inhomogeneous_tree): Same.
583 (ppl_set_coef): Same.
584 (ppl_set_coef_tree): Same.
585 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
586 (build_scop_scattering): Same.
587 (add_value_to_dim): Same.
588 (scan_tree_for_params_right_scev): Same.
589 (scan_tree_for_params_int): Same.
590 (scan_tree_for_params): Same.
591 (find_params_in_bb): Same.
592 (find_scop_parameters): Same.
593 (add_upper_bounds_from_estimated_nit): Same.
594 (build_loop_iteration_domains): Same.
595 (create_linear_expr_from_tree): Same.
596 (add_condition_to_domain): Same.
597 (pdr_add_memory_accesses): Same.
599 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
600 Jason Merrill <jason@redhat.com>
602 * c-common.c (c_common_reswords): Add nullptr.
603 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
604 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
605 (gen_type_die_with_usage): Likewise.
606 * dbxout.c (dbxout_type): Likewise.
607 * sdbout.c (plain_type_1): Likewise.
609 2010-05-06 Jason Merrill <jason@redhat.com>
611 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
612 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
614 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
616 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
617 stripping WITH_SIZE_EXPR.
618 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
621 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
624 list of obsolete configurations.
625 Disabled check for obsolete configurations.
626 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
627 Removed support for previous versions.
628 * config/mips/iris.h: Removed.
629 * config/mips/iris5.h: Removed.
630 * config/mips/iris6.h: Merged old iris.h contents.
631 (TARGET_IRIX): Removed.
632 (DRIVER_SELF_SPECS): Removed mabi=32.
633 (IDENT_ASM_OP): Removed undef.
634 (STARTFILE_SPEC): Removed mabi=32.
635 (ENDFILE_SPEC): Likewise.
636 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
637 (MACHINE_TYPE): Update for IRIX 6.5.
638 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
639 TARGET_IRIX by TARGET_IRIX6.
640 (mips_file_start): Likewise.
641 (mips_output_external): Remove IRIX 5/6 O32 support.
642 (mips_output_function_prologue): Likewise.
643 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
645 (TARGET_CPU_CPP_BUILTINS): Likewise.
646 (TARGET_IRIX): Removed.
647 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
648 (MULTILIB_DIRNAMES): Removed 32.
649 (MULTILIB_OSDIRNAMES): Removed ../lib.
650 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
651 (Specific, mips-sgi-irix5): Document removal.
652 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
653 Remove references to older IRIX 6 releases and the O32 ABI.
655 2010-05-06 Jakub Jelinek <jakub@redhat.com>
658 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
659 instead of DF_REF_REAL_REG.
661 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
664 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
665 handling to still return true for x64 targets.
667 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
669 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
671 2010-05-06 Jan Hubicka <jh@suse.cz>
673 PR tree-optimization/43791
674 * ipa-inline.c (update_caller_keys): Remove bogus
675 disregard_inline_limits check.
677 2010-05-06 Michael Matz <matz@suse.de>
679 PR tree-optimization/43984
680 * tree-ssa-pre.c (inserted_phi_names): Remove.
681 (inserted_exprs): Change to bitmap.
682 (create_expression_by_pieces): Set bits, don't append to vector.
683 (insert_into_preds_of_block): Don't handle inserted_phi_names.
684 (eliminate): Don't look at inserted_phi_names, remove deleted
685 insns from inserted_exprs.
686 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
687 (init_pre, fini_pre): Allocate and free bitmaps.
688 (execute_pre): Insert insns on edges before elimination.
690 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
692 * tree.c (initializer_zerop): Handle STRING_CST.
694 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
697 * doc/invoke.texi (Wimplicit): Document as C only.
698 * opts.c (common_handle_option): Add argument kind.
699 (handle_option): Rename as read_cmdline_option. Factor out code to...
700 (handle_option): ... here. New.
701 (handle_options): Rename as read_cmdline_options.
702 (decode_options): Update call.
703 (set_option): Use option index instead of option pointer. Classify
704 diagnostics correctly.
705 (enable_warning_as_error): Call handle_option.
706 * opts.h (set_option): Update declaration.
707 (handle_option): Declare.
708 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
709 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
710 * c-opts.c (set_Wimplicit): Delete.
711 (c_family_lang_mask): New static constant.
712 (c_common_handle_option): Add argument kind. Use handle_option
713 instead of set_Wimplicit.
714 (c_common_post_options): warn_implicit and warn_implicit_int
715 are disabled by default.
716 * c-common.c (warn_implicit): Do not define here.
717 * c-common.h (warn_implicit): Do not declare here.
718 (c_common_handle_option): Update declaration.
719 * lto-opts.c (lto_reissue_options): Update call to set_option.
721 2010-05-06 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/43571
724 * domwalk.c (walk_dominator_tree): Walk the dominator
725 sons in more optimal order.
727 2010-05-06 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/43934
730 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
731 (stmt_cost): Likewise.
732 (extract_true_false_args_from_phi): New helper.
733 (determine_max_movement): For PHI nodes verify we can hoist them
734 and compute their cost.
735 (determine_invariantness_stmt): Handle PHI nodes.
736 (move_computations_stmt): Likewise. Hoist PHI nodes in
737 if-converted form using COND_EXPRs.
738 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
739 (tree_ssa_lim): Likewise.
740 * tree-flow.h (tree_ssa_lim): Adjust prototype.
741 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
743 2010-05-06 Richard Guenther <rguenther@suse.de>
745 PR tree-optimization/43987
746 * tree-ssa-structalias.c (could_have_pointers): For possibly
747 address-taken variables force pointers to be recorded.
748 (create_variable_info_for_1): Likewise.
749 (push_fields_onto_fieldstack): Pass in wheter all fields
751 (find_func_aliases): Query types instead of vars whether
752 they contain pointers where appropriate.
754 2010-05-06 Jan Hubicka <jh@suse.cz>
756 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
757 (record_reference, mark_address, mark_load, mark_store): Record
759 (record_references_in_initializer): Update call of record_references.
760 (rebuild_cgraph_edges): Remove all references before rebuiding.
761 * cgraph.c (cgraph_create_node): Clear ref list.
762 (cgraph_remove_node): Remove references.
763 (dump_cgraph_node): Dump references.
764 (cgraph_clone_node): Clone references.
765 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
766 (struct cgraph_node, varpool_node): Add ref_lst.
767 * ipa-ref.c: New file.
768 * ipa-ref.h: New file.
769 * ipa-ref-inline.h: New file.
770 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
771 (referenced_from_other_partition_p): New function.
772 (lto_output_varpool_node): Take set arugment; call
773 referenced_from_other_partition.
774 (lto_output_ref): New.
775 (add_references): New.
777 (output_cgraph): Compute boundary based on references; output refs.
778 (output_varpool): Accept cgraph_node_set argument.
781 (input_cgraph): Call input_refs.
782 * lto-section-in.c (lto_section_name): Add refs.
783 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
784 (ipa-ref.o): New file.
785 * varpool.c (varpool_node): Clear ipa ref list.
786 (varpool_remove_node): Remove references.
787 (dump_varpool_node): Dump references.
788 (varpool_assemble_decl): Only compile finalized ones.
789 (varpool_extra_name_alias): Initialize ref list.
790 * lto-streamer.c (lto-get_section_name): Add .refs section.
791 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
792 (referenced_from_other_partition_p): Declared.
794 2010-05-06 Ira Rosen <irar@il.ibm.com>
796 PR tree-optimization/43901
797 * tree-vect-stmts.c (vectorizable_call): Assert that vector
798 type is not NULL if it's transformation phase, and return
799 FALSE if it's analysis.
800 (vectorizable_conversion, vectorizable_operation,
801 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
803 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
805 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
807 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
809 * config/mips/mips-protos.h
810 (mips_small_register_classes_for_mode_p): Delete prototype.
812 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
814 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
815 * config/arm/arm.c (multiple_operation_profitable_p,
816 compute_offset_order): New static functions.
817 (load_multiple_sequence, store_multiple_sequence): Use them.
818 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
819 memory offsets, not register numbers.
820 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
822 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
824 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
825 (get_pending_sizes, put_pending_size, put_pending_sizes):
826 Update the uses of pending_sizes.
827 * c-decl.c (store_parm_decls): Likewise.
828 * c-tree.h (struct c_arg_info): Likewise.
829 * tree.h: Update the prototype for get_pending_sizes and
832 2010-05-05 Jason Merrill <jason@redhat.com>
835 * c-common.c (handle_aligned_attribute): Respect
836 ATTR_FLAG_TYPE_IN_PLACE.
839 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
840 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
841 (TARGET_INITIALIZER): Use it.
842 * c-common.c (attribute_takes_identifier_p): Call it.
843 * c-common.h: Update prototype.
844 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
845 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
847 2010-05-05 Jakub Jelinek <jakub@redhat.com>
850 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
851 DW_ID_down_case for Fortran compilation units.
853 2010-05-05 Jan Hubicka <jh@suse.cz>
855 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
858 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
860 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
861 a variable-sized RESULT_DECL.
863 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
865 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
867 2010-05-05 Jason Merrill <jason@redhat.com>
870 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
872 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
874 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
875 Jakub Jelinek <jakub@redhat.com>
878 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
879 (dead_debug_init, dead_debug_finish): New functions.
880 (dead_debug_add, dead_debug_insert_before): Likewise.
881 (df_note_bb_compute): Initialize a dead_debug object, add dead
882 debug uses to it, insert debug bind insns before death insns,
883 reset debug insns that refer to pending uses at the end.
884 * rtl.h (make_debug_expr_from_rtl): New prototype.
885 * varasm.c (make_debug_expr_from_rtl): New function.
887 2010-05-05 Jan Hubicka <jh@suse.cz>
889 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
890 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
891 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
892 lto_varpool_encoder_deref, lto_varpool_encoder_size,
893 lto_varpool_encoder_encode_initializer_p,
894 lto_set_varpool_encoder_encode_initializer): New functions.
895 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
897 (input_varpool_node): Do not always set analyzed.
898 (input_cgraph_1): Return vector of cgraph nodes.
899 (input_varpool_1): Return vector of varpools.
900 (input_cgraph): Free the vectors.
901 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
902 output only initializers needed.
903 (lto_output): Only call output_cgraph.
904 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
905 * lto-section-out.c (lto_new_out_decl_state): Initialize
906 state->varpool_node_encoder.
907 * lto-streamer.h (lto_varpool_encoder_d): New.
908 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
909 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
910 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
911 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
912 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
914 (output_varpool, input_varpool): Remove declarations.
916 2010-05-05 Jan Hubicka <jh@suse.cz>
918 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
919 with body can prevail.
921 2010-05-05 Jan Hubicka <jh@suse.cz>
923 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
926 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
928 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
930 * gengtype.h (erro_at_line): Constify pos argument.
932 * gengtype.c: Include hashtab.h.
933 (enum gc_used): Document GC_MAYBE_POINTED_TO.
934 (error_at_line): Constify pos argument.
935 (do_typedef): Initialize p->opt field.
936 (get_file_gtfilename): Fix comment typo.
937 (struct walk_type_data): Constify line field.
938 (get_output_file_for_structure): New function.
939 (write_local_func_for_structure): Constify orig_s argument.
940 Use get_output_file_for_structure.
941 (write_func_for_structure): Use get_output_file_for_structure.
942 (INDENT): New define.
943 (dump_pair, dump_type, dump_type_list, dump_typekind)
944 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
945 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
947 (seen_types): New variable.
948 (main): New variable do_dump. Process "-d" command line option.
949 Call dump_everything if dump requested.
951 2010-05-05 Jakub Jelinek <jakub@redhat.com>
953 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
954 in a temporary instead of invoking the macro multiple times.
955 (track_expr_p): Likewise.
957 2010-05-04 Neil Vachharajani <nvachhar@google.com>
959 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
961 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
962 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
963 conditions for printing notes.
964 * common.opt (-Wcoverage-mismatch): Allow negative, default to
965 true, update documentation.
966 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
968 2010-05-04 Jakub Jelinek <jakub@redhat.com>
971 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
974 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
977 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
978 (*sse_prologue_save_insn1): Likewise.
979 (SSE prologue save splitter): Likewise.
981 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
983 * tree.c (free_lang_data_in_one_sizepos): New inline function.
984 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
985 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
986 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
987 all decls. Call it on DECL_FIELD_OFFSET of fields.
988 (find_decls_types_r): Follow DECL_VALUE_EXPR.
989 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
991 2010-05-04 Martin Jambor <mjambor@suse.cz>
993 * tree-sra.c (build_access_from_expr_1): The first parameter type
994 changed to simple tree.
995 (build_access_from_expr): Likewise, gsi parameter was eliminated.
996 (scan_assign_result): Renamed to assignment_mod_result, enum elements
998 (build_accesses_from_assign): Removed all parameters except for a
999 simple gimple statement. Now returns a simple bool.
1000 (scan_function): All non-analysis parts moved to separate functions
1001 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1002 parameters and updated both callers.
1003 (sra_modify_expr): Removed parameter data.
1004 (sra_modify_function_body): New function.
1005 (perform_intra_sra): Call sra_modify_function_body to modify the
1007 (replace_removed_params_ssa_names): Parameter data changed into
1009 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1010 changed the parameter dont_convert to convert with the opposite
1012 (sra_ipa_modify_assign): Parameter data changed into adjustments
1013 vector, return value changed to bool.
1014 (ipa_sra_modify_function_body): New function.
1015 (sra_ipa_reset_debug_stmts): Updated a comment.
1016 (modify_function): Use ipa_sra_modify_function_body to modify function
1019 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1022 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1023 (canon_true_dependence): Likewise.
1024 (write_dependence_p): Likewise.
1026 2010-05-04 Jan Hubicka <jh@suse.cz>
1028 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1029 * cgraphbuild.c: Include ipa-utils.h
1030 (record_reference_ctx): New struct.
1031 (record_reference): Simplify to work on initializers; not statements.
1032 (mark_address, mark_load, mark_store): New.
1033 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1035 (record_references_in_initializer): Update use of record_reference.
1036 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1039 2010-05-04 Jan Hubicka <jh@suse.cz>
1041 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1042 node will be removed anyway.
1043 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1044 relink aliases of node into prevailing node.
1045 * varpool.c (varpool_remove_node): Remove aliases properly;
1046 when removing node, remove all its aliases too; remove DECL_INITIAL
1047 of removed node; ggc_free the varpool node.
1049 2010-05-04 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/43879
1052 * tree-ssa-structalias.c (alias_get_name): Use
1053 DECL_ASSEMBLER_NAME if available.
1054 (create_function_info_for): Return the varinfo node.
1055 (ipa_pta_execute): Associate same-body aliases and extra names
1056 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1058 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1060 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1062 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1065 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1066 only if HONOR_REG_ALLOC_ORDER is not defined.
1068 2010-05-04 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/43949
1071 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1074 2010-04-26 Jason Merrill <jason@redhat.com>
1076 * c.opt (-fstrict-enums): New.
1077 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1079 2010-05-03 David Ung <davidu@mips.com>
1080 James E. Wilson <wilson@codesourcery.com>
1082 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1083 emit the trap instruction before the divide for TUNE_74K.
1085 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1087 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1088 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1089 based on the above, for new target hook.
1091 * hooks.c (hook_bool_mode_true): New generic hook.
1092 * hooks.h (hook_bool_mode_true): Add prototype.
1094 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1096 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1097 target hook, set to hook_bool_mode_false.
1098 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1099 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1100 with targetm.small_register_classes_for_mode_p.
1101 (find_reusable_reload): Likewise.
1102 (combine_reloads): Likewise.
1103 * reload1.c (reload_as_needed): Likewise.
1104 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1105 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1106 dead_or_predicable): Likewise.
1107 * regmove.c (optimize_reg_copy_1): Likewise.
1108 * calls.c (prepare_call_address): Likewise.
1109 (precompute_register_parameters): Likewise.
1111 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1113 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1114 implementation of the hook that considers all register classes
1115 small except for SH64.
1116 (sh_override_options): Use the new hook.
1117 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1120 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1122 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1123 implementation of the hook that considers all register classes
1125 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1128 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1130 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1131 implementation of the hook that considers all register classes
1133 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1136 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1138 * config/m32c/m32c.h: Likewise.
1139 * config/pdp11/pdp11.h: Likewise.
1140 * config/avr/avr.h: Likewise.
1141 * config/xtensa/xtensa.h: Likewise.
1142 * config/m68hc11/m68hc11.h: Likewise.
1143 * config/mn10300/mn10300.h: Likewise.
1144 * config/mcore/mcore.h: Likewise.
1145 * config/h8300/h8300.h: Likewise.
1146 * config/bfin/bfin.h: Likewise.
1148 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1149 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1151 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1153 * double-int.h (tree_to_double_int): Remove macro.
1154 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1155 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1156 (tree_to_double_int): New function.
1157 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1159 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1161 2010-05-03 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/43971
1164 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1165 constraints in the !flag_delete_null_pointer_checks case.
1167 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1170 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1171 result mode matches original rtl mode.
1173 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1176 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1178 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1181 when processing flag options.
1183 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1185 * gcov-iov.c (main): Change format string placeholder
1186 from %#08x to 0x%08x.
1187 * genchecksum.c (dosum): Change format string placeholder
1188 from %#02x to 0x%02x.
1190 2010-05-02 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/43879
1193 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1195 2010-05-02 Bruno Haible <bruno@clisp.org>
1197 * doc/extend.texi (Function Attributes): Fix a typo.
1199 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1202 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1203 placeholder from 0x%x to %#x.
1204 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1205 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1206 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1207 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1208 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1209 * config/i386/i386.c (ix86_target_string): Ditto.
1210 * config/i386/i386.c (output_pic_addr_const): Ditto.
1211 (print_operand): Ditto.
1213 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1215 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1216 placeholder from 0x%x to %#x.
1217 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1218 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1219 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1220 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1221 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1222 * optc-gen.awk: Ditto.
1223 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1224 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1225 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1226 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1228 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1230 * target.h (struct calls): Add function_value_regno_p field.
1231 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1232 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1233 * targhooks.c (default_function_value_regno_p): New function.
1234 * targhooks.h (default_function_value_regno_p): Declare function.
1235 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1236 * builtins.c. (apply_result_size): (Ditto.).
1237 * combine.c. (likely_spilled_retval_p): (Ditto.).
1238 * mode-switching.c. Include 'target.h'.
1239 (create_pre_exit): Use function_value_regno_p hook.
1240 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1241 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1242 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1244 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1245 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1246 (ix86_function_value_regno_p): Declare as static, change argument
1247 type to const unsigned int.
1248 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1250 2010-05-01 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/43949
1253 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1255 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1257 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1259 * rtl.h (CONST_DOUBLE_P): Define.
1260 (rtx_to_double_int): Declare.
1261 * emit-rtl.c (rtx_to_double_int): New function.
1262 * dwarf2out.c (insert_double): New function.
1263 (loc_descriptor, add_const_value_attribute): Clean up, use
1264 rtx_to_double_int and insert_double functions.
1266 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1268 * doc/extend.texi (Inline): Add missing return keyword to examples.
1269 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1272 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1274 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1275 the variable part of the offset as well. Use highest_pow2_factor for
1276 all alignment checks.
1278 2010-04-30 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/43879
1281 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1284 2010-04-30 Jan Hubicka <jh@suse.cz>
1286 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1288 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1290 2010-04-30 Jan Hubicka <jh@suse.cz>
1292 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1294 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1295 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1296 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1297 cgraph_node_set_needs_ltrans_p): Remove.
1299 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1301 * sdbout.c: Include vec.h, do not include varray.h.
1302 (deferred_global_decls, sdbout_global_decl,
1303 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1304 * toplev.c: Do not include varray.h.
1305 (dump_memory_report): Do not dump VARRAY statistics.
1306 * gengtype.c (open_base_file): Ignore varray.h.
1307 * Makefile.in: Update for abovementioned changes.
1308 Remove all traces of varray.c and varray.h.
1309 * varray.c: Remove file.
1310 * varray.h: Remove file.
1312 2010-04-30 Jan Hubicka <jh@suse.cz>
1314 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1317 2010-04-30 Jan Hubicka <jh@suse.cz>
1319 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1322 2010-04-30 Richard Guenther <rguenther@suse.de>
1324 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1325 constraints for CONSTRUCTOR.
1327 2010-04-30 Richard Guenther <rguenther@suse.de>
1330 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1331 first after all lowering passes.
1333 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1335 * toplev.c: Include varray.h for statistics dumping.
1336 * tree.h: Do not declare varray_head_tag.
1337 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1338 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1339 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1340 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1341 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1342 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1343 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1344 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1346 * Makefile.in: Update for abovementioned changes.
1348 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1351 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1353 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1355 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1356 Use this function to do machine-specific conversion.
1357 (picochip_legitimize_reload_address): Likewise.
1358 (picochip_legitimate_address_p): Check valid base register only if
1360 (picochip_check_conditional_copy): Check for modw only if opnd is
1362 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1363 to call the function in c.
1364 * config/picochip/picochip-protos.h
1365 (picochip_legitimize_reload_address): Define.
1366 * config/picochip/picochip.md (supported_compare1): Define.
1368 2010-04-30 Jan Hubicka <jh@suse.cz>
1370 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1371 (cgraph_global_info): Remove inlined.
1372 (LTO_cgraph_tag_names): Remove.
1373 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1374 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1375 simplify cgraph tags and document.
1376 (lto_output_node): Use only LTO_cgraph_unavail_node and
1377 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1378 for_functions_valid, global info, process and output flags.
1379 (input_overwrite_node): Initialize estimated stack size and
1380 estimated growth. Do not read flags we no longer store.
1381 (input_node): Likewise do not read info no longer stored.
1382 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1385 2010-04-30 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/43879
1388 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1389 handle non-zero initializers.
1391 2010-04-30 Richard Guenther <rguenther@suse.de>
1393 * builtins.c (fold_builtin_1): Delete free (0).
1395 2010-04-29 Jan Hubicka <jh@suse.cz>
1397 * gengtype.c (open_base_files): Add lto-streamer.h
1398 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1399 (pass_ipa_cp): GGC collect.
1400 * toplev. (compile_file): Do not output symbols.
1401 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1402 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1403 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1404 * lto-section-in.c: Include ggc.h
1405 (lto_new_in_decl_state): Alloc in GGC.
1406 (lto_delete_in_decl_state): Likewise.
1407 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1410 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1413 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1414 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1415 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1416 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1417 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1418 account only if HONOR_REG_ALLOC_ORDER is not defined.
1419 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1420 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1422 2010-04-29 Jon Grant <04@jguk.org>
1424 * collect2.c (vflag): Change type from int to bool.
1426 (helpflag): New global bool.
1427 (main): Set vflag and debug with boolean, not integer truth values.
1428 Accept new "--help" option and output usage text if found.
1429 * collect2.h (vflag): Update prototype.
1432 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1435 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1437 2010-04-29 Richard Guenther <rguenther@suse.de>
1440 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1441 with ATTRIBUTE_UNUSED.
1443 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1447 INSN_P with NONDEBUG_INSN_P.
1448 (distance_non_agu_define): Likewise.
1449 (distance_agu_use): Likewise.
1451 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1453 From Dominique d'Humieres <dominiq@lps.ens.fr>
1455 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1458 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1460 * plugin.h (invoke_plugin_callbacks): New inline function.
1461 * plugin.c (flag_plugin_added): New global flag.
1462 (add_new_plugin): Initialize above flag.
1463 (invoke_plugin_callbacks): Rename to ...
1464 (invoke_plugin_callbacks_full): ... this.
1466 2010-04-28 Jan Hubicka <jh@suse.cz>
1468 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1469 (lto_varpool_replace_node): New.
1470 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1471 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1472 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1473 * cgraph.h (varpool_node_ptr): New type.
1474 (varpool_node_ptr): New vector.
1475 (varpool_node_set_def): New structure.
1476 (varpool_node_set): New type.
1477 (varpool_node_set): New vector.
1478 (varpool_node_set_element_def): New structure.
1479 (varpool_node_set_element, const_varpool_node_set_element): New types.
1480 (varpool_node_set_iterator): New type.
1481 (varpool_node): Add prev pointers, add used_from_other_partition,
1483 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1484 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1485 varpool_get_node, varpool_remove_node): Declare.
1486 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1487 varpool_node_set_size): New inlines.
1488 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1489 * tree-pass.h (varpool_node_set_def): Forward declare.
1490 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1491 (ipa_write_optimization_summaries): Update prototype.
1492 * ipa-cp.c (ipcp_write_summary): Update.
1493 * ipa-reference.c (ipa_reference_write_summary): Update.
1494 * lto-cgraph.c (lto_output_varpool_node): New static function.
1495 (output_varpool): New function.
1496 (input_varpool_node): New static function.
1497 (input_varpool_1): New function.
1498 (input_cgraph): Input varpool.
1499 * ipa-pure-const.c (pure_const_write_summary): Update.
1500 * lto-streamer-out.c (lto_output): Update, output varpool too.
1501 (write_global_stream): Kill WPA hack.
1502 (produce_asm_for_decls): Update.
1503 (output_alias_pair_p): Handle variables.
1504 (output_unreferenced_globals): Output only needed partition of varpool.
1505 * ipa-inline.c (inline_write_summary): Update.
1506 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1508 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1509 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1510 varpool_node_set_new, varpool_node_set_add,
1511 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1512 debug_varpool_node_set): New functions.
1513 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1514 (execute_one_pass): Process new decls too.
1515 (ipa_write_summaries_2): Pass around vsets.
1516 (ipa_write_summaries_1): Likewise.
1517 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1519 (ipa_write_optimization_summaries_1): Pass around vsets.
1520 (ipa_write_optimization_summaries): Likewise.
1521 * varpool.c (varpool_get_node): New.
1522 (varpool_node): Update doubly linked lists.
1523 (varpool_remove_node): New.
1524 (dump_varpool_node): More dumping.
1525 (varpool_enqueue_needed_node): Update doubly linked lists.
1526 (decide_is_variable_needed): Kill ltrans hack.
1527 (varpool_finalize_decl): Kill lto hack.
1528 (varpool_assemble_decl): Skip decls in other partitions.
1529 (varpool_assemble_pending_decls): Update doubly linkes lists.
1530 (varpool_empty_needed_queue): Likewise.
1531 (varpool_extra_name_alias): Likewise.
1532 * lto-streamer.c (lto_get_section_name): Add vars section.
1533 * lto-streamer.h (lto_section_type): Update.
1534 (output_varpool, input_varpool): Declare.
1536 2010-04-28 Mike Stump <mikestump@comcast.net>
1538 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1540 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1542 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1543 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1544 (lto_input_ts_type_tree_pointers): Likewise.
1545 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1546 (lto_output_ts_type_tree_pointers): Likewise.
1548 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1550 Uniquization of constants at the Tree level
1551 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1552 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1554 (tree_output_constant_def): Declare.
1555 * gimplify.c (gimplify_init_constructor): When using block copy, first
1556 uniquize the constant constructor on the RHS.
1557 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1558 DECL_IN_CONSTANT_POOL flag.
1559 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1560 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1562 (assemble_variable): Deal with symbols belonging to the tree constant
1564 (get_constant_section): Add ALIGN parameter and simplify.
1565 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1566 (assemble_constant_contents): Use the expression of the VAR_DECL.
1567 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1568 (tree_output_constant_def): New global function.
1569 (mark_constant): Use the expression of the VAR_DECL.
1570 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1572 (output_object_block): Likewise and assemble the expression.
1574 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1576 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1577 hash_tree, eq_tree): New tree hash table.
1578 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1579 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1580 lto_orig_address_remove): Reimplement.
1582 2010-04-28 Xinliang David Li <davidxl@google.com>
1585 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1586 (compute_uninit_opnds_pos): New function.
1587 (is_non_loop_exit_postdominating): New function.
1588 (compute_control_dep_chain): New function.
1589 (find_pdom): New function.
1590 (convert_control_dep_chain_into_preds): New function.
1591 (find_predicates): New function.
1592 (find_control_equiv_block): New function.
1593 (collect_phi_def_edges): New function.
1594 (find_def_preds): New function.
1595 (find_dom): New function.
1596 (dump_predicates): New function.
1597 (get_cmp_code): New function.
1598 (is_value_included_in): New function.
1599 (find_matching_predicate_in_rest_chains): New function.
1600 (use_pred_not_overlap_with_undef_path_pred): New function.
1601 (is_use_properly_guarded): New function.
1602 (normalize_cond_1): New function.
1603 (is_and_or_or): New function.
1604 (normalize_cond): New function.
1605 (is_gcond_subset_of): New function.
1606 (is_subset_of_any): New function.
1607 (is_or_set_subset_of): New function.
1608 (is_and_set_subset_of): New function.
1609 (is_norm_cond_subset_of): New function.
1610 (is_pred_expr_subset_of): New function.
1611 (is_pred_chain_subset_of): New function.
1612 (is_included_in): New function.
1613 (is_superset_of): New function.
1614 (find_uninit_use): New function.
1615 (warn_uninitialized_phi): New function.
1616 (compute_possibly_undefined_names): New function.
1617 (ssa_undefined_value_p): New function.
1618 (execute_late_warn_uninitialized): New function.
1619 * tree-ssa.c (ssa_undefined_value_p): Removed.
1620 (warn_uninit): Changed to extern.
1621 (warn_uninitialized_phi): Removed.
1622 (warn_uninitialized_vars): Changed to extern.
1623 (execute_late_warn_uninitialized): Removed
1624 * tree-flow.h: Add new prototypes.
1625 * timevar.def: Add new time variable.
1626 * Makefile.in: Add new build file.
1628 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1630 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1633 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1636 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1638 2010-04-28 Martin Jambor <mjambor@suse.cz>
1640 * cgraph.h (struct cgraph_node): New field indirect_calls.
1641 (struct cgraph_indirect_call_info): New type.
1642 (struct cgraph_edge): Removed field indirect_call. New fields
1643 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1644 (cgraph_create_indirect_edge): Declare.
1645 (cgraph_make_edge_direct): Likewise.
1646 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1647 * ipa-prop.h (struct ipa_param_call_note): Removed.
1648 (struct ipa_node_params): Removed field param_calls.
1649 (ipa_create_all_structures_for_iinln): Declare.
1650 * cgraph.c: Described indirect edges and uids in initial comment.
1651 (cgraph_add_edge_to_call_site_hash): New function.
1652 (cgraph_edge): Search also among the indirect edges, use
1653 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1654 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1655 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1657 (initialize_inline_failed): Assign a reason to indirect edges.
1658 (cgraph_create_edge_1): New function.
1659 (cgraph_create_edge): Moved some functionality to
1660 cgraph_create_edge_1.
1661 (cgraph_create_indirect_edge): New function.
1662 (cgraph_edge_remove_callee): Add an assert checking for
1664 (cgraph_edge_remove_caller): Special-case indirect edges.
1665 (cgraph_remove_edge): Likewise.
1666 (cgraph_set_edge_callee): New function.
1667 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1668 (cgraph_make_edge_direct): New function.
1669 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1670 the declaration of the call statement matches.
1671 (cgraph_node_remove_callees): Special-case indirect edges.
1672 (cgraph_clone_edge): Likewise.
1673 (cgraph_clone_node): Clone also the indirect edges.
1674 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1675 indirect_call, dump count of indirect_calls edges.
1676 * ipa-prop.c (iinlining_processed_edges): New variable.
1677 (ipa_note_param_call): Create indirect edges instead of
1678 creating notes. New parameter node.
1679 (ipa_analyze_call_uses): New parameter node, pass it on to
1680 ipa_note_param_call.
1681 (ipa_analyze_stmt_uses): Likewise.
1682 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1683 (print_edge_addition_message): Work on edges rather than on notes.
1684 (update_call_notes_after_inlining): Likewise, renamed to
1685 update_indirect_edges_after_inlining.
1686 (ipa_create_all_structures_for_iinln): New function.
1687 (ipa_free_node_params_substructures): Do not free notes.
1688 (ipa_edge_duplication_hook): Propagate bits within
1689 iinlining_processed_edges bitmap.
1690 (ipa_node_duplication_hook): Do not duplicate notes.
1691 (free_all_ipa_structures_after_ipa_cp): Renamed to
1692 ipa_free_all_structures_after_ipa_cp.
1693 (free_all_ipa_structures_after_iinln): Renamed to
1694 ipa_free_all_structures_after_iinln.
1695 (ipa_write_param_call_note): Removed.
1696 (ipa_read_param_call_note): Removed.
1697 (ipa_write_indirect_edge_info): New function.
1698 (ipa_read_indirect_edge_info): Likewise.
1699 (ipa_write_node_info): Do not stream notes, do stream information
1701 (ipa_read_node_info): Likewise.
1702 (lto_ipa_fixup_call_notes): Removed.
1703 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1704 * ipa-inline.c (pass_ipa_inline): Likewise.
1705 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1706 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1707 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1709 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1711 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1712 (output_cgraph): Stream also indirect edges.
1713 (lto_output_edge): Added capability to stream indirect edges.
1714 (input_edge): Likewise.
1715 (input_cgraph_1): Likewise.
1716 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1719 2010-04-28 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/43879
1722 PR tree-optimization/43909
1723 * tree-ssa-structalias.c (struct variable_info): Add
1724 only_restrict_pointers flag.
1725 (new_var_info): Initialize it. Increment stats.total_vars here.
1726 (create_function_info_for): Do not increment stats.total_vars here.
1727 (get_function_part_constraint): Fix build with C++.
1728 (insert_into_field_list): Remove.
1729 (push_fields_onto_fieldstack): Properly merge fields.
1730 (create_variable_info_for): Split and simplify.
1731 (create_variable_info_for_1): New piece.
1732 (intra_create_variable_infos): Properly make restrict constraints
1735 2010-04-28 Richard Guenther <rguenther@suse.de>
1738 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1740 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1741 Jan Hubicka <hubicka@ucw.cz>
1743 * doc/invoke.texi (-Wsuggest-attribute=const,
1744 -Wsuggest-attribute=pure): Document.
1745 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1746 (function_always_visible_to_compiler_p,
1747 suggest_attribute, warn_function_pure, warn_function_const):
1749 (check_call): Improve debug info.
1750 (analyze_function): Do not check availability.
1751 (add_new_function): Check availability.
1752 (propagate): Output warnings.
1753 (skip_function_for_local_pure_const): New function.
1754 (local_pure_const): Use it; output warnings.
1755 * common.opt (Wsuggest-attribute=const,
1756 Wsuggest-attribute=pure): New.
1758 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1760 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1761 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1762 or DW_CFA_def_cfa_offset{,_sf}.
1764 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1766 * tree.h: Fix truncated long macros.
1768 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1770 * collect2.c (TARGET_64BIT): Redefine to target's default.
1771 * tlink.c: Likewise.
1772 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1773 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1774 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1775 for underscoring __USER_LABEL_PREFIX__.
1776 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1777 (SUB_LINK_ENTRY32): New.
1778 (SUB_LINK_ENTRY64): New.
1779 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1780 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1781 (SUB_LINK_ENTRY64): New.
1782 (SUB_LINK_ENTRY): New.
1783 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1784 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1785 x64 target is choosen.
1786 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1787 * configure: Regenerated.
1788 * configure.ac (leading-mingw64-underscores): Option added.
1790 2010-04-27 Jan Hubicka <jh@suse.cz>
1792 * doc/invoke.texi (-fipa-profile): Document.
1793 * opts.c (decode_options): Enable ipa-profile at -O1.
1794 * timevar.def (TV_IPA_PROFILE): Define.
1795 * common.opt (fipa-profile): Add.
1796 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1798 (cgraph_propagate_frequency): Handle only local ones.
1799 * tree-pass.h (pass_ipa_profile): Declare.
1800 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1801 (pass_ipa_profile): Use TV_IPA_PROFILE.
1802 * ipa.c (ipa_profile): New function.
1803 (gate_ipa_profile): Likewise.
1804 (pass_ipa_profile): New global variable.
1805 * passes.c (pass_ipa_profile): New.
1807 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1809 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1811 2010-04-27 Martin Jambor <mjambor@suse.cz>
1814 * ipa.c (dissolve_same_comdat_group_list): New function.
1815 (function_and_variable_visibility): Call
1816 dissolve_same_comdat_group_list when comdat group contains external or
1818 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1819 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1821 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1823 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1824 (const_hash_1) <VECTOR_CST>: New case.
1825 (compare_constant) <VECTOR_CST>: Likewise.
1826 <ADDR_EXPR>: Deal with LABEL_REFs.
1827 (copy_constant) <VECTOR_CST>: New case.
1829 2010-04-27 Jan Hubicka <jh@suse.cz>
1831 * cgraph.c (cgraph_propagate_frequency): New function.
1832 * cgraph.h (cgraph_propagate_frequency): Declare.
1833 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1834 cgraph_propagate_frequency.
1836 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1838 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1840 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1843 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1844 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1845 here to determine which regs to push and how much stack to reserve.
1847 2010-04-27 Jie Zhang <jie@codesourcery.com>
1849 * doc/gimple.texi (gimple_statement_with_ops): Remove
1850 addresses_taken field.
1851 (gimple_statement_with_memory_ops): Likewise.
1853 2010-04-27 Jan Hubicka <jh@suse.cz>
1855 * tree-inline.c (eni_inlining_weights): Remove.
1856 (estimate_num_insns): Special case more builtins.
1858 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1861 * c-typeck.c (build_binary_op): Move forward check for comparison
1862 pointer with null pointer constant and adjust the diagnostic message.
1864 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1867 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1868 binutils supports extended .section directive needed by LTO, or
1869 warn if older binutils found.
1870 (LTO_BINARY_READER): New AC_SUBST'd variable.
1871 (LTO_USE_LIBELF): Likewise.
1872 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1874 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1875 (LTO_USE_LIBELF): Likewise.
1876 * configure: Regenerate.
1878 * collect2.c (is_elf): Rename from this ...
1879 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1880 object files in addition to ELF-formatted ones.
1881 (scan_prog_file): Caller updated. Also allow for LTO info marker
1882 symbol to be prefixed or not by an extra underscore.
1884 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1885 * config/i386/winnt.c: Also #include lto-streamer.h
1886 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1888 (i386_pe_asm_output_aligned_decl_common): Add comment.
1889 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1891 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1894 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1895 Add missing earlyclobber for second alternative.
1897 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1899 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1900 bits for artificial defs at the top of the block.
1901 * fwprop.c (single_def_use_enter_block): Don't call it.
1903 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1906 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1907 instead of "$gcc_cv_objdump -T".
1908 Use "-undefined dynamic_lookup" on darwin.
1909 * gcc/configure: Regenerate.
1911 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1914 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1916 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1918 * c-parser.c (struct c_token): Move location field up.
1919 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1920 (struct c_declspecs): Convert typespec_word, storage_class, and
1921 default_int_p into bitfields.
1922 (struct c_declarator): Move loc field up.
1924 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1926 * cfgloop.h (struct loop): Move can_be_parallel field up.
1927 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1928 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1930 (struct iv_cand): Convert pos field into a bitfield.
1931 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1933 (struct _stmt_vec_info): Shuffle fields for better packing.
1935 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1937 * varasm.c (IN_NAMED_SECTION): Remove guard.
1938 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1939 (IN_NAMED_SECTION_P): ...this.
1940 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1941 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1943 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1945 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1946 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1947 of shadowing it. Fix comments.
1949 2010-04-26 Jan Hubicka <jh@suse.cz>
1951 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1952 (cgraph_clone_node): Copy function frequency.
1953 * cgraph.h (node_frequency): New enum
1954 (struct cgraph_node): Add.
1955 * final.c (rest_of_clean_state): Update.
1956 * lto-cgraph.c (lto_output_node): Output node frequency.
1957 (input_overwrite_node): Input node frequency.
1958 * tre-ssa-loop-ivopts (computation_cost): Update.
1959 * lto-streamer-out.c (output_function): Do not output function
1961 * predict.c (maybe_hot_frequency_p): Update and handle functions
1963 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1965 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1966 (compute_function_frequency): Set noreturn functions to be executed
1968 (choose_function_section): Update.
1969 * lto-streamer-in.c (input_function): Do not input function frequency.
1970 * function.c (allocate_struct_function): Do not initialize function
1972 * function.h (function_frequency): Remove.
1973 (struct function): Remove function frequency.
1974 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1975 (try_update): Update.
1976 * tree-inline.c (initialize_cfun): Do not update function frequency.
1977 * passes.c (pass_init_dump_file): Update.
1978 * i386.c (ix86_compute_frame_layout): Update.
1979 (ix86_pad_returns): Update.
1981 2010-04-26 Jie Zhang <jie@codesourcery.com>
1983 PR tree-optimization/43833
1984 * tree-vrp.c (range_int_cst_p): New.
1985 (range_int_cst_singleton_p): New.
1986 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1987 when both operands are constants. Use range_int_cst_p in
1990 2010-04-26 Jan Hubicka <jh@suse.cz>
1992 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1994 2010-04-26 Richard Guenther <rguenther@suse.de>
1997 * gimple.c (gimple_decl_printable_name): Deal gracefully
1998 with a NULL DECL_NAME.
2000 2010-04-26 Richard Guenther <rguenther@suse.de>
2003 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2004 if emitting debug information and it is either a function
2005 or a namespace decl.
2007 2010-04-26 Ira Rosen <irar@il.ibm.com>
2009 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2010 determine if the statement is vectorizable, and a macro to access it.
2011 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2012 Skip statements that can't be vectorized. If the analysis fails,
2013 mark the statement as unvectorizable if vectorizing basic block.
2014 (vect_compute_data_refs_alignment): Likewise.
2015 (vect_verify_datarefs_alignment): Skip statements marked as
2016 unvectorizable. Add print.
2017 (vect_analyze_group_access): Skip statements that can't be
2018 vectorized. If the analysis fails, mark the statement as
2019 unvectorizable if vectorizing basic block.
2020 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2021 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2022 generated stmts for SLP.
2023 (new_stmt_vec_info): Initialize the new field.
2024 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2025 statements marked as unvectorizable.
2027 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2029 * c-common.c (flag_isoc1x): New.
2030 (flag_isoc99): Update comment.
2031 * c-common.h (flag_isoc1x): New.
2032 (flag_isoc99): Update comment.
2033 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2034 __<type>_DECIMAL_DIG__.
2035 * c-opts.c (set_std_c1x): New.
2036 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2037 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2038 * c.opt (-std=c1x, -std=gnu1x): New options.
2039 * doc/cpp.texi: Mention -std=c1x.
2040 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2041 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2042 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2043 * doc/standards.texi: Mention C1X.
2044 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2045 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2046 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2049 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2052 placeholder from 0x%x to %#x.
2053 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2054 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2055 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2056 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2057 * config/i386/i386.c (ix86_target_string): Ditto.
2058 (output_pic_addr_const): Ditto.
2059 (print_operand): Ditto.
2061 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2063 * combine.c (find_split_point): Add third argument. Use it
2064 to find nested multiply-accumulate instructions. Adjust calls.
2065 (try_combine): Adjust call to find_split_point.
2067 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2069 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2071 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2073 PR tree-optimization/41442
2074 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2075 (fold_binary_loc): Call it.
2077 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2079 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2080 * opts.c (common_handle_option): Allow disabling it.
2081 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2083 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2085 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2086 between modes if both types are integral.
2088 2010-04-23 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/43572
2091 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2093 2010-04-23 Richard Guenther <rguenther@suse.de>
2096 * tree-inline.c (tree_can_inline_p): Also check compatibility
2099 2010-04-23 Martin Jambor <mjambor@suse.cz>
2101 PR tree-optimization/43846
2102 * tree-sra.c (struct access): New flag grp_assignment_read.
2103 (build_accesses_from_assign): Set grp_assignment_read.
2104 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2105 (enum mark_read_status): New type.
2106 (analyze_access_subtree): Propagate grp_assignment_read, create
2107 accesses also if both direct_read and root->grp_assignment_read.
2109 2010-04-23 Martin Jambor <mjambor@suse.cz>
2112 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2113 function does not have type attributes.
2115 2010-04-23 Richard Guenther <rguenther@suse.de>
2118 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2121 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2123 * sese.h (create_if_region_on_edge): Remove.
2125 * sese.c (create_if_region_on_edge): Make static.
2127 * tree-inline.c: Do not include ggc.h.
2129 * expr.c: Do not include ggc.h.
2131 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2134 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2137 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2138 in the middle of insns for casesi_worker_2.
2140 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2142 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2144 2010-04-22 Ira Rosen <irar@il.ibm.com>
2146 PR tree-optimization/43842
2147 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2148 loop unrolling in update of exit phis. Fix comment.
2149 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2150 least two reduction statements in the loop before starting SLP
2153 2010-04-22 Nick Clifton <nickc@redhat.com>
2155 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2157 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2159 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2162 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2164 * tree-parloops.c (loop_parallel_p): New argument
2165 parloop_obstack. Pass it down.
2166 (parallelize_loops): New variable parloop_obstack. Initialize it,
2167 pass it down, free it.
2169 * tree-loop-linear.c (linear_transform_loops): Pass down
2172 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2173 of type struct obstack *.
2175 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2176 scratch_obstack. Initialize it, pass down, free it.
2178 * lambda.h (lambda_loop_new): Remove.
2179 (lambda_matrix_new, lambda_matrix_inverse)
2180 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2181 argument of type struct obstack *.
2183 * lambda-trans.c (lambda_trans_matrix_new): New argument
2184 lambda_obstack. Pass it down, use obstack allocation for ret.
2185 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2188 * lambda-mat.c (lambda_matrix_get_column)
2189 (lambda_matrix_project_to_null): Remove.
2190 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2192 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2195 * lambda-code.c (lambda_loop_new): New function.
2196 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2197 (lambda_compute_auxillary_space, lambda_compute_target_space)
2198 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2199 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2200 (build_access_matrix): New argument lambda_obstack. Use obstack
2202 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2203 argument lambda_obstack. Pass it down.
2205 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2207 * optabs.h (expand_widening_mult): Declare.
2209 2010-04-22 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/43845
2212 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2213 lookup the CALL_EXPR function and arguments.
2215 2010-04-22 Nick Clifton <nickc@redhat.com>
2217 * config/stormy16/stormy16.c
2218 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2219 * config/stormy16/stormy16.h: Tidy up formatting.
2220 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2221 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2222 (ineqbranchsi): Delete pattern.
2223 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2224 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2225 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2226 stormy16-lib2-ucmpsi2.c.
2228 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2230 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2231 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2232 extra set merge_set_noclobber, and use it to relax the final test
2234 * df.h (df_simulate_find_noclobber_defs): Declare.
2235 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2237 (df_simulate_find_noclobber_defs): New function.
2239 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.md: Use {} around multi-line preparation statements.
2243 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2245 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2246 (process_init_element): New argument of type struct obstack *.
2248 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2249 (set_init_index, set_init_label, set_nonincremental_init)
2250 (set_nonincremental_init_from_string, find_init_member)
2251 (output_init_element, output_pending_init_elements)
2252 (process_init_element): New argument braced_init_obstack. Pass it
2254 (push_range_stack, add_pending_init): New argument
2255 braced_init_obstack. Use obstack allocation.
2257 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2258 braced_init_obstack. Pass it down.
2259 (c_parser_braced_init): New variables ret, braced_init_obstack.
2260 Initialize obstack, pass it down and finally free it.
2262 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2265 * tree-pass.h (pass_optimize_widening_mul): Declare.
2266 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2267 gate_optimize_widening_mul): New static functions.
2268 (pass_optimize_widening_mul): New.
2269 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2270 <case MULT_EXPR>: Remove support for widening multiplies.
2271 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2272 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2273 simplify_gen_unary rather than directly building extensions.
2274 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2276 * expmed.c (expand_widening_mult): New function.
2277 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2279 2010-04-21 Jan Hubicka <jh@suse.cz>
2281 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2282 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2283 * lto-wpa-fixup.c: Remove.
2284 * Makefile.in (lto-wpa-fixup.o): Remove.
2285 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2286 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2287 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2289 2010-04-21 Jan Hubicka <jh@suse.cz>
2291 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2292 add write_optimization_summary, read_optimization_summary.
2293 (ipa_write_summaries_of_cgraph_node_set): Remove.
2294 (ipa_write_optimization_summaries): Declare.
2295 (ipa_read_optimization_summaries): Declare.
2296 * ipa-cp.c (pass_ipa_cp): Update.
2297 * ipa-reference.c (pass_ipa_reference): Update.
2298 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2299 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2301 * ipa-inline.c (pass_ipa_inline): Update.
2302 * ipa.c (pass_ipa_whole_program): Update.
2303 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2304 * passes.c (ipa_write_summaries_1): Do not test wpa.
2305 (ipa_write_optimization_summaries_1): New.
2306 (ipa_write_optimization_summaries): New.
2307 (ipa_read_summaries): Do not test ltrans.
2308 (ipa_read_optimization_summaries_1): New.
2309 (ipa_read_optimization_summaries): New.
2311 2010-04-21 Jan Hubicka <jh@suse.cz>
2313 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2315 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2317 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2320 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2321 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2323 2010-04-21 Jan Hubicka <jh@suse.cz>
2325 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2327 2010-04-21 Jan Hubicka <jh@suse.cz>
2329 * varpool.c (decide_is_variable_needed): Variable is always needed
2332 2010-04-21 Jan Hubicka <jh@suse.cz>
2334 * opts.c (decode_options): Enable pure-const pass for whopr.
2336 2010-04-21 Jan Hubicka <jh@suse.cz>
2338 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2339 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2341 (cgraph_decide_inlining): Do not expect callee to be removed in all
2344 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2346 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2348 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2351 amdfam10_decode attributes.
2353 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2356 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2357 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2358 (lower_copyprivate_clauses): Use private var in outer
2359 context instead of original var. Make sure the types
2360 are correct for VLAs.
2362 2010-04-21 Richard Guenther <rguenther@suse.de>
2364 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2365 to non-pointer objects.
2367 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2369 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2370 last chain entry if it starts with the still current label.
2371 (add_location_or_const_value_attribute): Check that
2372 loc_list->first->next is NULL instead of comparing ->first with ->last.
2373 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2374 to add_var_loc_to_decl.
2376 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2377 >= 4 add also address size and segment size fields into CIE header.
2379 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2380 long as address size is the same as sizeof (void *) and
2382 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2383 address size or segment size is unexpected, return DW_EH_PE_omit.
2384 (classify_object_over_fdes): If get_cie_encoding returned
2385 DW_EH_PE_omit, return -1.
2386 (init_object): If classify_object_over_fdes returned -1,
2387 pretend there were no FDEs at all.
2389 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2391 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2392 bswap{si,di}2 using SWI48 mode iterator.
2393 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2394 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2395 set modrm attribute of bswap insn to 0 and remove length attribute.
2396 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2397 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2398 set mode attribute to <MODE> and remove length attribute.
2400 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2402 PR rtl-optimization/43520
2403 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2404 zero available registers.
2406 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2408 * builtins.c (fold_builtin_cproj): Fold more cases.
2410 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2412 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2413 (fold_builtin_1): Fold builtin cproj.
2414 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2415 Use ATTR_CONST_NOTHROW_LIST.
2417 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2420 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2421 ffsi2_no_cmove for !TARGET_CMOVE.
2422 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2423 (ffssi2): Remove expander.
2424 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2426 (ctz<mode>2): Ditto from ctz{si,di}2.
2427 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2429 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2432 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2434 * dwarf2out.c (AT_linkage_name): Define.
2435 (clone_as_declaration): Handle DW_AT_linkage_name.
2436 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2437 of DW_AT_MIPS_linkage_name.
2438 (move_linkage_attr): Likewise.
2439 (dwarf2out_finish): Likewise.
2441 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2444 * fold-const.c (fold_comparison): New folding rule.
2446 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2448 * double-int.h (double_int_setbit): Declare.
2449 * double-int.c (double_int_setbit): New function.
2450 * rtl.h (immed_double_int_const): Declare.
2451 * emit-rtl.c (immed_double_int_const): New function.
2452 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2453 and immed_double_int_const functions.
2454 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2455 expand_copysign_bit): (Ditto.).
2456 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2457 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2458 * dojump.c (prefer_and_bit_test): (Ditto.).
2459 * expr.c (convert_modes, reduce_to_bit_field_precision,
2460 const_vector_from_tree): (Ditto.).
2461 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2463 2010-04-20 Jan Hubicka <jh@suse.cz>
2465 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2466 (dump_cgraph_node): Dump new flags.
2467 * cgraph.h (struct cgraph_node): Add flags
2468 reachable_from_other_partition and in_other_partition.
2469 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2470 other partition can not be removed.
2471 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2472 the other partition must be output; silence sanity checking on
2473 leaking functions bodies from other paritition.
2474 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2475 (lto_output_node): Output new flags; do not sanity check that inline
2476 clones are output; drop lto_forced_extern_inline_p code; do not mock
2477 visibility flags at partition boundaries.
2478 (add_node_to): New function.
2479 (output_cgraph): Use it to sort functions so masters appear before
2481 (input_overwrite_node): Input new flags.
2482 * passes.c (ipa_write_summaries): Do not call
2483 lto_new_extern_inline_states.
2484 * lto-section-out.c (forced_extern_inline,
2485 lto_new_extern_inline_states lto_delete_extern_inline_states,
2486 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2487 * lto-streamer.h (lto_new_extern_inline_states,
2488 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2489 lto_forced_extern_inline_p): Kill.
2491 2010-04-20 Richard Guenther <rguenther@suse.de>
2493 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2494 from vars that can have pointers.
2495 (process_constraint): Dump useless constraints.
2497 2010-04-20 Richard Guenther <rguenther@suse.de>
2499 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2500 (dump_sa_points_to_info): Remove asserts.
2501 (init_base_vars): nothing_id isn't an escape point nor does it
2504 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2506 * tree.h (TYPE_REF_IS_RVALUE): Define.
2507 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2508 should_move_die_to_comdat, prune_unused_types_walk): Handle
2509 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2510 (modified_type_die, gen_reference_type_die): Emit
2511 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2512 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2514 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2517 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2518 calls for -fpic -m31 if they have been sibcall optimized.
2520 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2522 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2523 ar.lc fixed and call-used.
2525 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2527 2010-04-19 Jan Hubicka <jh@suse.cz>
2529 * opts.c (decode_options): Disable whpr incompatible passes.
2530 * lto/lto.c (lto_1_to_1_map): Skip clones.
2531 (read_cgraph_and_symbols): Do not mark everything as needed.
2532 (do_whole_program_analysis): Do map only after optimizing;
2533 set proper cgraph_state; use passmanager.
2535 2010-04-19 DJ Delorie <dj@redhat.com>
2537 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2538 POINTER_PLUS_EXPR and fix them.
2540 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2542 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2543 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2544 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2545 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2546 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2547 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2548 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2549 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2550 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2551 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2552 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2554 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2556 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2557 (check_cond_move_block): Likewise.
2558 (cond_move_process_if_block): Likewise.
2559 (noce_find_if_block): Improve formatting.
2560 (find_if_header): Pass 0 to memset and tweak conditions.
2561 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2563 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2565 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2569 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2570 with non-local decl doesn't need chain.
2572 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2574 * ira-color.c (allocno_reload_assign): Avoid accumulating
2575 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2577 2010-04-19 Martin Jambor <mjambor@suse.cz>
2579 * gimple.h (create_tmp_reg): Declare.
2580 * gimplify.c (create_tmp_reg): New function.
2581 (gimplify_return_expr): Use create_tmp_reg.
2582 (gimplify_omp_atomic): Likewise.
2583 (gimple_regimplify_operands): Likewise.
2584 * tree-dfa.c (make_rename_temp): Likewise.
2585 * tree-predcom.c (predcom_tmp_var): Likewise.
2586 (reassociate_to_the_same_stmt): Likewise.
2587 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2588 (get_replaced_param_substitute): Likewise.
2589 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2590 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2591 * tree-ssa-pre.c (get_representative_for): Likewise.
2592 (create_expression_by_pieces): Likewise.
2593 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2594 (create_tailcall_accumulator): Likewise.
2596 2010-04-19 Martin Jambor <mjambor@suse.cz>
2598 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2600 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2602 2010-04-19 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/43796
2605 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2606 from SCEV in the lattice.
2607 (vrp_visit_phi_node): Dump change.
2609 2010-04-19 Richard Guenther <rguenther@suse.de>
2611 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2612 * configure: Re-generated.
2614 2010-04-19 Richard Guenther <rguenther@suse.de>
2616 PR tree-optimization/43783
2617 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2618 constant ARRAY_REF operands two and three if possible.
2620 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2623 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2625 2010-04-19 Jie Zhang <jie@codesourcery.com>
2628 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2630 2010-04-19 Ira Rosen <irar@il.ibm.com>
2632 PR tree-optimization/37027
2633 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2634 and macro to access it.
2635 (vectorizable_reduction): Add argument.
2636 (vect_get_slp_defs): Likewise.
2637 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2638 statements for possible use in SLP.
2639 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2640 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2641 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2643 (vectorizable_reduction): Likewise.
2644 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2646 (vectorizable_type_demotion, vectorizable_type_promotion,
2647 vectorizable_store): Likewise.
2648 (vect_analyze_stmt): Update call to vectorizable_reduction.
2649 (vect_transform_stmt): Likewise.
2650 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2651 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2652 from different interleaving chains in same node.
2653 (vect_slp_rearrange_stmts): New function.
2654 (vect_supported_load_permutation_p): Allow load permutations for
2655 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2656 inside SLP nodes if necessary.
2657 (vect_analyze_slp_instance): Handle reductions.
2658 (vect_analyze_slp): Try to build SLP instances originating from groups
2660 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2661 (vect_get_constant_vectors): Create initial vectors for reductions
2662 according to reduction code. Add new argument.
2663 (vect_get_slp_defs): Add new argument, pass it to
2664 vect_get_constant_vectors.
2665 (vect_schedule_slp_instance): Remove SLP tree root statements.
2667 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2669 * tree.h (ENUM_IS_SCOPED): Define.
2670 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2671 for ENUM_IS_SCOPED enums.
2673 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2675 * fold-const.c (fold_comparison): Use ssizetype.
2676 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2677 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2678 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2679 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2681 * tree.h (initialize_sizetypes): Remove parameter.
2682 (build_common_tree_nodes): Remove second parameter.
2683 * stor-layout.c (initialize_sizetypes): Remove parameter.
2684 Always create an unsigned type.
2685 (set_sizetype): Assert that the passed type is unsigned and simplify.
2686 * tree.c (build_common_tree_nodes): Remove second parameter.
2687 Adjust call to initialize_sizetypes.
2688 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2689 build_common_tree_nodes.
2691 2010-04-18 Matthias Klose <doko@ubuntu.com>
2693 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2695 2010-04-18 Ira Rosen <irar@il.ibm.com>
2697 PR tree-optimization/43771
2698 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2699 load permutation doesn't have gaps.
2701 2010-04-18 Jan Hubicka <jh@suse.cz>
2703 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2704 (sse_prologue_save_insn expander): Use new pattern.
2705 (sse_prologue_save_insn1): New pattern and splitter.
2706 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2708 * i386.c (setup_incoming_varargs_64): Do not compute jump
2710 (ix86_gimplify_va_arg): Update alignment needed.
2711 (ix86_local_alignment): Do not align all local arrays to 128bit.
2713 2010-04-17 Jan Hubicka <jh@suse.cz>
2715 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2717 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2719 * arm.md (negdi2): Remove redundant code to force values into a
2722 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2724 * arm/bpabi.S: Add EABI alignment attributes to objects.
2725 * arm/bpabi-v6m.S: Likewise.
2726 * arm/crti.asm: Likewise.
2727 * arm/crtn.asm: Likewise.
2728 * arm/lib1funcs.asm: Likewise.
2729 * arm/libunwind.S: Likewise.
2731 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2733 * arm-protos.h (tune_params): New structure.
2734 * arm.c (current_tune): New variable.
2735 (arm_constant_limit): Delete.
2736 (struct processors): Add pointer to the tune parameters.
2737 (arm_slowmul_tune): New tuning option.
2738 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2739 (all_cores): Adjust to pick up the tuning model.
2740 (arm_constant_limit): New function.
2741 (arm_override_options): Select the appropriate tuning model. Delete
2742 initialization of arm_const_limit.
2743 (arm_split_constant): Use the new constant-limit model.
2744 (arm_rtx_costs): Pick up the current tuning model.
2745 * arm.md (is_strongarm, is_xscale): Delete.
2746 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2747 for Xscale variant architectures.
2748 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2750 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2752 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2754 (arm_rtx_costs_1): Remove unused variable extra_cost.
2755 (arm_unwind_emit_set): Use variable offset.
2756 (thumb1_output_casesi): Remove unused variable flags.
2758 2010-04-16 Jeff Law <law@redhat.com>
2760 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2761 needing assignment rather than doing a two-phase assignment. Remove
2762 unused variable 'm'.
2764 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2767 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2769 2010-04-16 Doug Kwan <dougkwan@google.com>
2771 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2772 (next_operand_entry_id): New static variable.
2773 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2774 (add_to_ops_vec): Assigned unique ID to operand entry.
2775 (struct oecount_s): New field ID.
2776 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2777 (undistribute_ops_list): Assign unique IDs to oecounts.
2778 (init_reassoc): reset next_operand_entry_id.
2780 2010-04-16 Doug Kwan <dougkwan@google.com>
2782 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2783 missing left parenthesis.
2785 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2788 *btdi_rex64 using SWI48 mode iterator.
2789 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2790 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2791 *jcc_btdi_mask_rex64.
2793 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2795 * double-int.h (tree_to_double_int): Convert to macro.
2796 * double-int.c (tree_to_double_int): Remove.
2798 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2801 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2802 with want_address 2 and in case a single element list might be
2803 possible, call it again with want_address 0.
2805 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2807 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2808 case 'W' print operands for HI mode.
2809 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2810 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2811 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2812 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2814 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2816 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2817 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2818 #xx:3 and #xx:4 mode.
2820 * config/h8300/h8300.md (inverted load with HImode dest): Add
2821 support for H8300SX.
2823 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2824 satisfy 'U' constraint.
2826 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2828 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2829 * configure: Regenerate.
2830 * config.in: Regenerate.
2831 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2834 2010-04-16 Richard Guenther <rguenther@suse.de>
2836 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2837 (struct tree_decl_common): ... here.
2838 (DECL_PT_UID): Adjust.
2839 (SET_DECL_PT_UID): Likewise.
2840 (DECL_PT_UID_SET_P): Likewise.
2842 2010-04-16 Richard Guenther <rguenther@suse.de>
2844 PR tree-optimization/43572
2845 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2846 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2847 * tree-flow.h (is_call_clobbered): Remove.
2848 * tree-flow-inline.h (is_call_clobbered): Likewise.
2849 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2850 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2851 (execute_return_slot_opt): Adjust.
2852 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2853 check for call clobbered vars here.
2854 (find_tail_calls): Move tailcall verification to the
2857 2010-04-16 Diego Novillo <dnovillo@google.com>
2859 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2861 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2864 * config/arm/arm.md (cbranchqi4): New pattern.
2865 * config/arm/predicates.md (const0_operand,
2866 cbranchqi4_comparison_operator): New predicates.
2868 2010-04-16 Richard Guenther <rguenther@suse.de>
2870 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2871 (dump_gimple_stmt): Likewise.
2873 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2875 * recog.h (struct recog_data): New field is_operator.
2876 (struct insn_operand_data): New field is_operator.
2877 * recog.c (extract_insn): Set recog_data.is_operator.
2878 * genoutput.c (output_operand_data): Emit code to set the
2880 * reload.c (find_reloads): Use it rather than testing for an
2881 empty constraint string.
2884 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2885 If the previous insn is a cbranchsi4_insn with the same arguments,
2886 omit the compare instruction.
2888 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2889 register, inputs must be low registers and we need a low register
2890 scratch. Handle alternative 2 like alternative 3.
2892 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2894 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2895 don't call get_addr on both. If one expression is a VALUE and
2896 the other a REG, check VALUE's locs if the REG isn't among them.
2898 2010-04-16 Christian Bruel <christian.bruel@st.com>
2900 * config/sh/sh.h (sh_frame_pointer_required): New function.
2901 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2902 (flag_omit_frame_pointer) Set.
2903 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2904 (rounded_frame_size): Adjust size with outgoing_args_size.
2905 (sh_set_return_address): Must return from stack pointer.
2906 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2907 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2908 (ACCUMULATE_OUTGOING_ARGS): Define.
2909 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2910 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2912 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2915 * config/sh/sh.c (sh_legitimize_reload_address): Use
2916 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2917 Remove a unneeded check for offset_base.
2919 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2921 * configure: Regenerated.
2923 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2925 * config/s390/s390.c (s390_call_save_register_used): Switch back
2926 to HARD_REGNO_NREGS.
2928 2010-04-15 Richard Guenther <rguenther@suse.de>
2930 * alias.c (alias_set_subset_of): Handle alias-set zero
2933 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2934 Julian Brown <julian@codesourcery.com>
2936 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2937 alternatives according to use of high and low regs.
2938 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2939 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2940 optimizing for size on Thumb-2.
2942 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2944 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2946 2010-04-15 Richard Guenther <rguenther@suse.de>
2948 * tree-ssa-structalias.c (struct variable_info): Add
2950 (new_var_info): Initialize it.
2951 (dump_constraints): Support printing last added constraints.
2952 (debug_constraints): Adjust.
2953 (dump_constraint_graph): Likewise.
2954 (make_heapvar_for): Check for NULL cfun.
2955 (get_function_part_constraint): New function.
2956 (get_fi_for_callee): Likewise.
2957 (find_func_aliases): Properly implement IPA PTA constraints.
2958 (process_ipa_clobber): New function.
2959 (find_func_clobbers): Likewise.
2960 (insert_into_field_list_sorted): Remove.
2961 (create_function_info_for): Properly allocate vars for IPA mode.
2962 Do not use insert_into_field_list_sorted.
2963 (create_variable_info_for): Properly generate constraints for
2964 global vars in IPA mode.
2965 (dump_solution_for_var): Always dump the solution.
2966 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2967 (find_what_var_points_to): Adjust.
2968 (pt_solution_set): Change.
2969 (pt_solution_ior_into): New function.
2970 (pt_solution_empty_p): Export.
2971 (pt_solution_includes_global): Adjust.
2972 (pt_solution_includes_1): Likewise.
2973 (pt_solutions_intersect_1): Likewise.
2974 (dump_sa_points_to_info): Check some invariants.
2975 (solve_constraints): Move constraint dumping ...
2976 (compute_points_to_sets): ... here.
2977 (ipa_pta_execute): ... and here.
2978 (compute_may_aliases): Do not re-compute points-to info
2979 locally if IPA info is available.
2980 (ipa_escaped_pt): New global var.
2981 (ipa_pta_execute): Properly implement IPA PTA.
2982 * tree-into-ssa.c (dump_decl_set): Support dumping
2983 decls not in referenced-vars.
2984 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2985 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2986 (dump_points_to_solution): Likewise.
2987 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2988 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2989 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2990 (copy_decl_to_var): Copy DECL_PT_UID.
2991 (copy_result_decl_to_var): Likewise.
2992 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2993 (copy_node_stat): Copy it.
2994 * tree.h (DECL_PT_UID): New macro.
2995 (SET_DECL_PT_UID): Likewise.
2996 (DECL_PT_UID_SET_P): Likewise.
2997 (struct tree_decl_minimal): Add pt_uid member.
2998 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2999 (pt_solution_empty_p): Declare.
3000 (pt_solution_set): Adjust.
3001 (ipa_escaped_pt): Declare.
3002 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3003 * gimple-pretty-print.c (pp_points_to_solution): New function.
3004 (dump_gimple_call): Dump call clobber/use information.
3005 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3006 * tree-pass.h (TDF_ALIAS): New dump option.
3007 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3008 * doc/invoke.texi (-fipa-pta): Update documentation.
3010 2010-04-15 Richard Guenther <rguenther@suse.de>
3012 * Makefile.in (OBJS-common): Add gimple-fold.o.
3013 (gimple-fold.o): New rule.
3014 * tree.h (maybe_fold_offset_to_reference,
3015 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3017 * gimple.h: ... here.
3018 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3019 may_propagate_address_into_dereference): Move prototypes ...
3020 * gimple.h: ... here.
3021 * tree-ssa-ccp.c (get_symbol_constant_value,
3022 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3023 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3024 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3025 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3026 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3027 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3028 gimplify_and_update_call_from_tree): Move ...
3029 * gimple-fold.c: ... here. New file.
3030 (ccp_fold_builtin): Rename to ...
3031 (gimple_fold_builtin): ... this.
3032 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3034 2010-04-15 Richard Guenther <rguenther@suse.de>
3036 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3037 fit_double_type, force_fit_type_double, add_double_with_sign,
3038 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3039 lrotate_double, rrotate_double, div_and_round_double): Move ...
3040 * double-int.c: ... here.
3041 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3042 add_double, neg_double, mul_double_with_sign, mul_double,
3043 lshift_double, rshift_double, lrotate_double, rrotate_double,
3044 div_and_round_double): Move prototypes ...
3045 * double-int.h: ... here.
3047 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3050 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3051 matching constraints to ensure inputs match the output.
3053 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3056 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3057 in an input-only operand.
3059 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3061 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3062 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3063 (double_int_negative_p): Convert to static inline function.
3064 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3065 (double_int_negative_p): Remove.
3066 * tree.h (lshift_double, rshift_double):
3067 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3068 * fold-const.c (fold_convert_const_int_from_real,
3069 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3070 (lshift_double): Change type of arith argument to bool.
3071 (rshift_double): Change type of arith argument to bool. Correct
3073 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3075 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3078 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3079 at the start and end of the then/else blocks, and omit them from the
3081 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3082 argument; all callers changed. Pass zero to old_insns_match_p instead.
3083 (flow_find_head_matching_sequence): New function.
3084 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3085 * basic-block.h (flow_find_cross_jump,
3086 flow_find_head_matching_sequence): Declare functions.
3088 2010-04-14 Jason Merrill <jason@redhat.com>
3091 * c-common.c (attribute_takes_identifier_p): New fn.
3092 * c-common.h: Declare it.
3094 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3096 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3098 (*udivmod<mode>4): Ditto.
3100 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.md (maxmin_int): Rename code attribute from
3103 maxminiprefix and update all users.
3104 (maxmin_float): Ditto from maxminfprefix.
3105 (logic): Ditto from logicprefix.
3106 (absneg_mnemonic): Ditto from absnegprefix.
3107 * config/i386/mmx.md: Update all users of maxminiprefix,
3108 maxminfprefix and logicprefix for rename.
3109 * config/i386/sse.md: Ditto.
3110 * config/i386/sync.md (sync_<code><mode>): Update for
3113 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3116 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3117 warnings converted to errors.
3119 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3121 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3122 used insn_type variable.
3123 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3124 to avoid set-but-not-used warning.
3126 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3128 * df-core.c (df_ref_debug): Change format string placeholder
3130 * dwarf2asm.c (dw2_asm_output_data_raw,
3131 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3132 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3133 * dwarf2out.c (output_cfi, output_cfi_directive,
3134 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3135 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3137 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3138 * print-rtl.c (print_rtx): Ditto.
3140 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3143 * builtins.c (expand_builtin_pow_root): New function to expand pow
3144 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3145 series of sqrt and cbrt calls under -ffast-math.
3146 (expand_builtin_pow): Call it.
3148 2010-04-14 Michael Matz <matz@suse.de>
3150 PR tree-optimization/42963
3151 * tree-cfg.c (touched_switch_bbs): New static variable.
3152 (group_case_labels_stmt): New function broken out from ...
3153 (group_case_labels): ... here, use the above.
3154 (start_recording_case_labels): Allocate touched_switch_bbs.
3155 (end_recording_case_labels): Deallocate it, call
3156 group_case_labels_stmt.
3157 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3159 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3161 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3164 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3166 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3168 2010-04-13 Jan Hubicka <jh@suse.cz>
3170 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3171 of optimized out static functions.
3172 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3173 cost computation. Also sanity check for overflows.
3174 (update_caller_keys): Update cgraph_edge_badness call; properly
3175 update fibheap and sanity check that it is up to date.
3176 (add_new_edges_to_heap): Update cgraph_edge_badness.
3177 (cgraph_decide_inlining_of_small_function): Likewise;
3178 add sanity checking that badness in heap is up to date;
3179 improve dumping of reason; Update badness of calls to the
3180 offline copy of function currently inlined; dump badness
3181 of functions not inlined because of unit growth limits.
3183 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3186 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3187 because of sign-extension change when converting to sizetype here...
3188 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3190 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3191 the folding to constants. Remove redundant final conversion.
3192 (fold_binary) <associate>: Do not associate if the re-association of
3193 constants alone overflows.
3194 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3195 to the end of the list.
3196 (multiple_of_p) <COND_EXPR>: New case.
3198 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3200 * opt-functions.awk (opt_sanitized_name): New.
3202 * optc-gen.awk: Use it
3203 * opth-gen.awk: Use it.
3205 2010-04-13 Martin Jambor <mjambor@suse.cz>
3207 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3208 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3209 children. Call replace_uses_with_default_def_ssa_name to handle
3212 2010-04-13 Michael Matz <matz@suse.de>
3215 * builtins.c (expand_builtin_interclass_mathfn): Also create
3216 a register if the predicate doesn't match.
3218 2010-04-13 Diego Novillo <dnovillo@google.com>
3220 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3221 * c-pch.c: Include timevar.h.
3222 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3223 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3224 * ggc-common.c: Include timevar.h.
3225 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3226 * timevar.def (TV_PCH_SAVE): Define.
3227 (TV_PCH_CPP_SAVE): Define.
3228 (TV_PCH_PTR_REALLOC): Define.
3229 (TV_PCH_PTR_SORT): Define.
3230 (TV_PCH_RESTORE): Define.
3231 (TV_PCH_CPP_RESTORE): Define.
3233 2010-04-13 Michael Matz <matz@suse.de>
3235 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3237 (can_reassociate_p): New function.
3238 (break_up_subtract_bb, reassociate_bb): Use it.
3240 2010-04-13 Richard Guenther <rguenther@suse.de>
3243 * builtins.c (c_readstr): Fix assert.
3245 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3248 when generating cltd insn.
3250 (*ashl<mode>3_1): Remove special handling for register operand 2.
3251 (*ashlsi3_1_zext): Ditto.
3252 (*ashlhi3_1): Ditto.
3253 (*ashlhi3_1_lea): Ditto.
3254 (*ashlqi3_1): Ditto.
3255 (*ashlqi3_1_lea): Ditto.
3256 (*<shiftrt_insn><mode>3_1): Ditto.
3257 (*<shiftrt_insn>si3_1_zext): Ditto.
3258 (*<shiftrt_insn>qi3_1_slp): Ditto.
3259 (*<rotate_insn><mode>3_1): Ditto.
3260 (*<rotate_insn>si3_1_zext): Ditto.
3261 (*<rotate_insn>qi3_1_slp): Ditto.
3263 2010-04-13 Richard Guenther <rguenther@suse.de>
3265 * tree-ssa-structalias.c (callused_id): Remove.
3266 (call_stmt_vars): New.
3267 (get_call_vi): Likewise.
3268 (lookup_call_use_vi): Likewise.
3269 (lookup_call_clobber_vi): Likewise.
3270 (get_call_use_vi): Likewise.
3271 (get_call_clobber_vi): Likewise.
3272 (make_transitive_closure_constraints): Likewise.
3273 (handle_const_call): Adjust to do per-call call-used handling.
3274 (handle_pure_call): Likewise.
3275 (find_what_var_points_to): Remove general callused handling.
3276 (init_base_vars): Likewise.
3277 (init_alias_vars): Initialize call_stmt_vars.
3278 (compute_points_to_sets): Process call-used and call-clobbered
3279 vars for call statements.
3280 (delete_points_to_sets): Free call_stmt_vars.
3282 2010-04-13 Richard Guenther <rguenther@suse.de>
3284 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3285 Only add RW dependence for dependence distance zero.
3286 Adjust maximal vectorization factor according to dependences.
3287 Move alignment handling ...
3288 (vect_find_same_alignment_drs): ... here. New function.
3289 (vect_analyze_data_ref_dependences): Adjust.
3290 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3291 (vect_analyze_data_refs): Adjust minimal vectorization factor
3292 according to data references.
3293 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3294 dependences before determining the vectorization factor.
3295 Analyze alignment after determining the vectorization factor.
3296 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3297 dependences before alignment.
3298 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3300 (vect_analyze_data_refs): Likewise.
3301 (MAX_VECTORIZATION_FACTOR): New define.
3303 2010-04-13 Duncan Sands <baldrick@free.fr>
3305 * except.h (lang_eh_type_covers): Remove.
3306 * except.c (lang_eh_type_covers): Likewise.
3308 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3309 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3311 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3312 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3313 UNITS_PER_LONG where it is ABI relevant.
3314 (s390_return_addr_rtx): Likewise.
3315 (s390_back_chain_rtx): Likewise.
3316 (s390_frame_area): Likewise.
3317 (s390_frame_info): Likewise.
3318 (s390_initial_elimination_offset): Likewise.
3319 (save_gprs): Likewise.
3320 (s390_emit_prologue): Likewise.
3321 (s390_emit_epilogue): Likewise.
3322 (s390_function_arg_advance): Likewise.
3323 (s390_function_arg): Likewise.
3324 (s390_va_start): Likewise.
3325 (s390_gimplify_va_arg): Likewise.
3326 (s390_function_profiler): Likewise.
3327 (s390_optimize_prologue): Likewise.
3328 (s390_rtx_costs): Likewise.
3329 (s390_secondary_reload): Likewise.
3330 (s390_promote_function_mode): Likewise.
3331 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3332 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3333 registers available.
3334 (s390_unwind_word_mode): New function.
3335 (s390_function_value): Split 64 bit values into register pair if
3336 used as return value.
3337 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3338 function call parameters. Handle parallels.
3339 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3340 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3341 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3342 (s390_expand_setmem): Remove unused variable src_addr.
3343 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3344 deal with 64 bit registers.
3345 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3346 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3347 (UNITS_PER_LONG): New macro.
3348 * libjava/include/s390-signal.h: Define extended ucontext
3349 structure containing the upper halfs of the 64 bit registers.
3351 2010-04-13 Simon Baldwin <simonb@google.com>
3353 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3355 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3357 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3358 rvalue on the RHS if the LHS is of a non-renamable type.
3359 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3361 2010-04-13 Matthias Klose <doko@ubuntu.com>
3363 * gcc.c (cc1_options): Handle -iplugindir before processing
3364 the cc1 spec. Only add -iplugindir once.
3365 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3367 * common.opt (iplugindir): Remove `Separate' property, initialize.
3368 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3370 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3371 (distclean): Remove plugin dir.
3372 * doc/invoke.texi: Document -iplugindir.
3374 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3376 * doc/plugins.texi (Loading Plugins): Document short
3377 -fplugin=foo option.
3378 (Plugin API): Mention default_plugin_dir_name function.
3380 * gcc.c (find_file_spec_function): Add new declaration.
3381 (static_spec_func): Use it for "find-file".
3382 (find_file_spec_function): Add new function.
3383 (cc1_options): Add -iplugindir option if -fplugin* options found.
3385 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3387 * plugin.c (add_new_plugin): Updated comment, and handle short
3389 (default_plugin_dir_name): Added new function.
3391 * common.opt (iplugindir): New option to set the plugin directory.
3393 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.md (any_rotate): New code iterator.
3396 (rotate_insn): New code attribute.
3398 (SWIM124): New mode iterator.
3399 (<rotate_insn>ti3): New expander.
3400 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3401 any_rotate code iterator.
3402 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3403 using any_rotate code iterator and SWIM124 mode iterator.
3404 (ix86_rotlti3): New insn_and_split pattern.
3405 (ix86_rotrti3): Ditto.
3406 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3407 ix86_rotl{di,ti}3 patterns.
3408 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3409 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3410 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3411 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3412 code iterator and SWI mode iterator.
3413 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3414 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3416 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3417 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3418 (bswap rotatert splitter): Add splitter.
3419 (bswap splitter): Macroize splitter using any_rotate code iterator.
3420 Add insn predicate to split only for TARGET_USE_XCHGB or when
3421 optimizing function for size.
3423 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3425 * config/pa/pa.c (emit_move_sequence): Remove use of
3426 deleted variable flag_argument_noalias.
3428 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3430 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3432 Add to unsupported targets list.
3433 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3434 sparc*-sun-solaris2.[567]* from target lists.
3435 * configure: Regenerate.
3436 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3438 Remove Solaris 7 patch references.
3439 (Specific, sparc-sun-solaris2.7): Removed.
3440 (sparc-sun-solaris2*): Update Solaris 7 example.
3441 (sparc64-*-solaris2*): Likewise.
3443 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3445 * config.build (alpha*-dec-osf4*): Remove.
3446 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3447 of obsolete configurations.
3448 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3450 * config/alpha/t-osf4: Renamed to ...
3451 * config/alpha/t-osf5: ... this.
3452 * config/alpha/osf.h: Renamed to ...
3453 * config/alpha/osf5.h: ... this.
3454 Merged old osf5.h contents.
3456 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3457 (EXTRA_SPECS): Removed.
3458 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3459 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3462 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3466 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3469 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3470 __thiscall convention.
3472 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3474 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3476 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3478 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3480 * function.c (assign_parms_initialize_all): Add unused attribute
3483 2010-04-12 Richard Guenther <rguenther@suse.de>
3485 * gsstruct.def (GSS_CALL): New.
3486 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3487 * gimple.h: Include tree-ssa-alias.h.
3488 (struct gimple_statement_call): New.
3489 (union gimple_statement_struct_d): Add gimple_call member.
3490 (gimple_call_reset_alias_info): Declare.
3491 (gimple_call_use_set): New function.
3492 (gimple_call_clobber_set): Likewise.
3493 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3494 * gimple.c (gimple_call_reset_alias_info): New function.
3495 (gimple_build_call_1): Call it.
3496 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3497 * tree-inline.c (remap_gimple_stmt): Likewise.
3498 (expand_call_inline): Remove callused handling.
3499 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3500 * tree-dfa.c (dump_variable): Likewise.
3501 * tree-parloops.c (parallelize_loops): Likewise.
3502 * tree-ssa.c (init_tree_ssa): Likewise.
3503 (delete_tree_ssa): Likewise.
3504 * tree-flow-inline.h (is_call_used): Remove.
3505 * tree-flow.h (struct gimple_df): Remove callused member.
3506 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3507 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3508 (ref_maybe_used_by_call_p_1): Simplify.
3509 (call_may_clobber_ref_p_1): Likewise.
3510 * tree-ssa-structalias.c (compute_points_to_sets): Set
3511 the call stmt used and clobbered sets.
3512 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3513 (find_tail_calls): Verify the tail call.
3515 2010-04-12 Richard Guenther <rguenther@suse.de>
3517 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3518 single-iteration always-inline inlining.
3519 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3520 (cgraph_decide_inlining): Do not handle always-inline specially.
3521 (try_inline): Remove always-inline cycle detection special case.
3522 Do not recurse on always-inlines.
3523 (cgraph_early_inlining): Do not iterate if not optimizing.
3524 (cgraph_gate_early_inlining): remove.
3525 (pass_early_inline): Run unconditionally.
3526 (gate_cgraph_decide_inlining): New function.
3527 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3528 not inlining or optimizing.
3529 (cgraph_decide_inlining_of_small_functions): Also consider
3530 always-inline functions.
3531 (cgraph_default_inline_p): Return true for nodes which should
3532 disregard inline limits.
3533 (estimate_function_body_sizes): Assume zero size and time for
3534 nodes which are marked as disregarding inline limits.
3535 (cgraph_decide_recursive_inlining): Do not perform recursive
3536 inlining on always-inline nodes.
3538 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3541 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3542 for exprs satisfying handled_component_p.
3544 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3546 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3547 non-constant aggregate elements.
3549 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3550 is a real initialization.
3552 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3555 * c-decl.c (start_function): Move forward check for nested function.
3557 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3560 * config/sh/sh.c: Include reload.h.
3561 (sh_legitimize_reload_address): New.
3562 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3563 sh_legitimize_reload_address.
3565 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3567 * config/sh/sh.md (*movqi_pop): New insn pattern.
3568 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3570 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3572 * config/i386/i386.md (any_shiftrt): New code iterator.
3573 (shiftrt_insn): New code attribute.
3575 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3576 using any_shiftrt code iterator.
3577 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3578 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3579 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3580 pattern from corresponding peephole2 patterns.
3581 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3582 using any_shiftrt code iterator.
3583 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3584 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3585 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3586 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3587 *{ashr,lshr}<mode>3_cmp_zext.
3588 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3590 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3594 (*lshr<mode>3_cconly): Ditto.
3596 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3599 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3600 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3601 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3603 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3604 from corresponding peephole2 patterns.
3605 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3606 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3607 and *lshrdi3_1_rex64 using SWI mode iterator.
3608 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3609 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3610 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3611 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3612 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3613 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3614 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3615 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3616 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3619 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3622 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3623 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3624 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3626 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3627 from corresponding peephole2 patterns.
3628 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3629 (ashrsi3_cvt): Rename from ashrsi3_31.
3630 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3631 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3632 and x86_64_shift_adj_3 using SWI48 mode iterator.
3633 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3634 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3635 and *ashrdi3_1_rex64 using SWI mode iterator.
3636 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3637 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3638 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3639 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3640 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3641 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3642 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3643 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3644 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3646 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3647 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3648 x86_shift<mode>_adj_3 expanders.
3650 2010-04-10 Wei Guozhi <carrot@google.com>
3653 * config/arm/arm.c (arm_pic_static_addr): New function.
3654 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3656 (arm_output_addr_const_extra): Output expression for new pattern.
3657 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3659 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3661 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3664 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3665 * web.c: Include "insn-config.h" and "recog.h".
3666 (union_match_dups): New function.
3667 (web_main): Call it.
3668 (union_defs): Don't try to recognize match_dups.
3670 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3671 if doing so would replace the entire pattern.
3673 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3677 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3678 and splitter pattern. Change splitter operand 1 predicate to
3681 2010-04-09 Martin Jambor <mjambor@suse.cz>
3683 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3684 lattices are addresses of CONST_DECLs with the same initial value.
3685 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3686 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3688 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3689 Bernd Schmidt <bernds@codesourcery.com>
3691 * loop-invariant.c (replace_uses): New static function.
3692 (move_invariant_reg): Use it to ensure we can replace the uses.
3694 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3696 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3698 (picochip_override_options): Enable section anchors only above -O1.
3699 (picochip_reorg): Fixed a couple of build warnings.
3701 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * configure.ac (plugin -rdynamic test): Log result.
3704 * configure: Regenerate.
3705 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3706 (RDYNAMIC_SPEC): Define.
3707 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3709 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3711 * configure.ac: Determine Sun ld version numbers.
3712 (comdat_group): Restrict GNU ld version checks to gld.
3713 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3714 (enable_comdat): Support --enable-comdat.
3715 * configure: Regenerate.
3716 * doc/install.texi (Configuration): Document --enable-comdat.
3718 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3720 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3721 * config/sol2-gld.h: ... here.
3722 * config.gcc (sparc*-*-solaris2*): Reflect this.
3723 (i[34567]86-*-solaris2*): Use it.
3725 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3727 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3729 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3731 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3734 * diagnostic.c (diagnostic_initialize): Initialize
3735 some_warnings_are_errors.
3736 (diagnostic_finish): New.
3737 (diagnostic_action_after_output): Call it before exiting.
3738 (diagnostic_report_diagnostic): Do not print message here. Set
3739 some_warnings_are_errors.
3740 * diagnostic.h (diagnostic_context): Delete
3741 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3742 (diagnostic_finish): Declare.
3743 * toplev.c (toplev_main): Call it before exit.
3745 2010-04-09 Jason Merrill <jason@redhat.com>
3748 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3749 for incomplete type.
3752 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3753 based on a warning flag.
3755 2010-04-09 Richard Guenther <rguenther@suse.de>
3757 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3759 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3762 * varasm.c (default_assemble_visibility): Wrap vars that are
3763 set, but unused, by targets without GAS.
3764 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3765 Remove set, but unused, vars.
3766 (rs6000_legitimize_tls_address): Likewise.
3767 (altivec_expand_dst_builtin): Likewise.
3768 * config/darwin.c (machopic_classify_symbol): Likewise.
3769 (machopic_indirection_name): Likewise.
3771 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.md (DWI): New mode iterator.
3774 (S): New mode attribute.
3775 (shift_operand): Ditto.
3776 (shift_immediate_operand): Ditto.
3777 (ashl_input_operand): Ditto.
3778 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3779 using SDWIM mode iterator.
3780 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3781 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3783 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3784 from corresponding peephole2 patterns.
3785 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3786 and x86_64_shift_adj_1 using SWI48 mode iterator.
3787 (x86_shift<mode>_adj_2): Ditto.
3788 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3789 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3790 using SWI48 mode iterator.
3791 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3792 *ashldi3_cmp_rex64 using SWI mode iterator.
3793 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3794 *ashldi3_cconly_rex64 using SWI mode iterator.
3795 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3796 x86_shift<mode>_adj_{1,2}.
3797 (ix86_split_ashr): Ditto.
3798 (ix86_split_lshr): Ditto.
3800 2010-04-09 Richard Guenther <rguenther@suse.de>
3802 * target.h (builtin_conversion): Pass in input and output types.
3803 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3804 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3805 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3806 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3808 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3810 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3812 2010-04-09 Richard Guenther <rguenther@suse.de>
3815 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3817 2010-04-09 Richard Guenther <rguenther@suse.de>
3819 * tree-vectorizer.h (struct _stmt_vec_info): Document
3820 that vectype is the type of the LHS.
3821 (supportable_widening_operation, supportable_narrowing_operation):
3822 Get both input and output vector types as arguments.
3823 (vect_is_simple_use_1): Declare.
3824 (get_same_sized_vectype): Likewise.
3825 * tree-vect-loop.c (vect_determine_vectorization_factor):
3826 Set STMT_VINFO_VECTYPE to the vector type of the def.
3827 (vectorizable_reduction): Adjust.
3828 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3829 Adjust. Specify the output vector type.
3830 (vect_pattern_recog_1): Adjust.
3831 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3832 (vectorizable_call): Adjust.
3833 (vectorizable_conversion): Likewise.
3834 (vectorizable_operation): Likewise.
3835 (vectorizable_type_demotion): Likewise.
3836 (vectorizable_type_promotion): Likewise.
3837 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3839 (vect_is_simple_use_1): New function.
3840 (supportable_widening_operation): Get both input and output
3842 (supportable_narrowing_operation): Likewise.
3843 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3845 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3847 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3848 __thiscall and _thiscall as predefined macros.
3849 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3850 thiscall attribute handling.
3851 (ix86_comp_type_attributes): Likewise.
3852 (ix86_function_regparm): Likewise.
3853 (ix86_return_pops_args): Likewise.
3854 (init_cumulative_args): Likewise.
3855 (find_drap_reg): Likewise.
3856 (ix86_static_chain): Likewise.
3857 (x86_this_parameter): Likewise.
3858 (x86_output_mi_thunk): Likewise.
3859 (ix86_attribute_table): Add description for thiscall attribute.
3860 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3861 * doc/extend.texi: Add documentation for thiscall.
3863 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3866 * c.opt (Wint-to-pointer-cast): Available in C++.
3867 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3869 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3871 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3872 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3873 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3874 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3875 function type instead. Reorder and simplify checks.
3877 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3879 2010-04-08 Jing Yu <jingyu@google.com>
3880 Zdenek Dvorak <ook@ucw.cz>
3882 PR tree-optimization/42720
3883 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3884 loop unswitch conditions here from ...
3885 (tree_unswitch_single_loop): ... here.
3887 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3889 * tree-if-conv.c: Fix comments and simplify logic.
3891 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3893 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3894 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3895 (main_tree_if_conversion): Update call to tree_if_conversion.
3897 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3900 * doc/invoke.texi (-b,-V): Delete.
3901 * doc/tm.texi: Do not mention -b.
3902 * gcc.c (display_help): Delete -b and -V.
3903 (process_command): Delete -b and -V.
3904 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3906 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3907 Wolfgang Gellerich <gellerich@de.ibm.com>
3909 Implement target hook for loop unrolling
3910 * target.h (loop_unroll_adjust): Add a new target hook function.
3911 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3912 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3913 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3914 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3915 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3917 (decide_unroll_stupid): Likewise.
3919 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3922 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3924 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3926 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3927 (Specific, *-*-solaris2*): Likewise.
3928 Don't prefer Sun as over GNU as.
3930 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3932 * config/s390/s390.c (override_options): Adjust the z10
3933 defaults for max-unroll-times, max-completely-peeled-insns
3934 and max-completely-peel-times.
3936 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3938 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3939 instructions for z10.
3940 (s390_expand_setmem): Likewise.
3941 (s390_expand_cmpmem): Likewise.
3943 2010-04-08 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/43679
3946 * tree-ssa-pre.c (eliminate): Only propagate copies.
3948 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3951 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3952 set but not used variable warning.
3954 2010-04-08 Wei Guozhi <carrot@google.com>
3957 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3958 (arm_size_rtx_costs): Call the new function when optimized for size.
3960 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3963 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3964 op0 is not a MEM, just return NULL instead of assertion
3966 (discover_nonconstant_array_refs): Don't walk debug stmts.
3968 2010-04-08 Doug Kwan <dougkwan@google.com>
3970 * configure.ac: Recognize gold and do not use its version number
3971 to test ld features.
3972 * configure: Regenerate.
3974 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3977 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3978 (negate_value): Move code to push elements to broken_up_substracts ...
3979 (eliminate_plus_minus_pair): ... here. Push operands that have no
3980 negative pair to plus_negates.
3981 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3983 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3985 * doc/install.texi (Configuration): Move description of
3986 --enable-lto, --with-libelf*, --enable-gold from Java section to
3989 * doc/generic.texi (Working with declarations)
3990 (Function Properties, C and C++ Trees): Fix typos.
3991 * doc/sourcebuild.texi (Top Level): Likewise.
3993 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3996 * tree.h (DECL_READ_P): Define.
3997 (struct tree_decl_common): Add decl_read_flag.
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