1 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
6 2010-05-12 Jakub Jelinek <jakub@redhat.com>
9 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
10 change value of ORT_TASK.
11 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
12 (omp_notice_threadprivate_variable): New function.
13 (omp_notice_variable): Call it for threadprivate variables.
14 If enclosing ctx is a task, print enclosing task rather than
15 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
16 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
17 if task has untied clause.
20 * dwarf2out.c (base_type_die): Don't add name attribute here.
21 (modified_type_die): Instead of sizetype use
22 its underlying original type. If a DW_TAG_base_type doesn't
23 have name added, add __unknown__.
24 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
25 always call force_type_die instead.
27 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
29 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
30 for __stack_chk_guard.
32 2010-05-11 Jakub Jelinek <jakub@redhat.com>
34 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
35 don't call start_source_file debug hook here...
36 (finish_options): ... but here, after outputting predefined and
37 command line defines and undefs.
40 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
42 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
43 optimizing away empty bb with no successors, move over its
44 footer chain to fallthru predecessor.
45 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
46 (rtl_split_edge): For asm goto call patch_jump_insn even if
47 splitting fallthru edge.
50 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
51 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
52 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
53 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
57 * c-parser.c (c_parser_expression): Mark LHS of a comma
58 expression as read if it is a decl, handled component or
59 COMPOUND_EXPR with that on the RHS.
60 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
61 if it is a decl or handled component.
63 2010-05-11 Jan Hubicka <jh@suse.cz>
65 * lto-symtab.c (lto_symtab_free): New function.
66 * lto-streamer.h (lto_symtab_free): Declare.
68 2010-05-11 Jan Hubicka <jh@suse.cz>
70 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
71 that if function is needed it is reachable.
72 (lto_output_node): See if it the function is reachable or referenced.
73 (output_cgraph): Update call of lto_output_node.
74 * lto-streamer.h (reachable_from_other_partition_p): Declare.
76 2010-05-11 Jan Hubicka <jh@suse.cz>
78 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
81 2010-05-11 Jan Hubicka <jh@suse.cz>
83 PR tree-optimize/44063
84 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
85 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
87 (estimate_function_body_sizes): Compute sizes even when disregarding.
89 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
91 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
93 2010-05-11 Jan Hubicka <jh@suse.cz>
95 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
98 2010-05-11 Jan Hubicka <jh@suse.cz>
100 * matrix-reorg.c (matrix_reorg): Rebuild edges.
102 2010-05-11 Jan Hubicka <jh@suse.cz>
104 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
105 lto_streamer_cache_delete): Put nodes into heap.
106 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
109 2010-05-11 Jan Hubicka <jh@suse.cz>
111 * cgraphbuild.c (cgraph_rebuild_references): New.
112 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
114 * cgraph.h (cgraph_rebuild_references): Declare.
115 * tree-inline.c (tree_function_versioning): Use it.
116 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
118 2010-05-11 Jan Hubicka <jh@suse.cz>
120 * cgraph.c: Include ipa-utils.h
121 (cgraph_create_virtual_clone): Update references.
122 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
124 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
126 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
127 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
130 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
132 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
134 2010-05-11 Jakub Jelinek <jakub@redhat.com>
136 * gcc.c (execute): For -### don't quote arguments that
137 contain just alphanumerics and _/-. characters.
138 * doc/invoke.texi: Document that change for -###.
141 * df-problems.c (struct dead_debug): Add to_rescan field.
142 (dead_debug_init): Clear to_rescan field.
143 (dead_debug_finish): Rescan all debug insns in to_rescan
144 bitmap and free the bitmap.
145 (dead_debug_insert_before): Instead of rescanning debug insns
146 immediately queue their rescanning until dead_debug_finish.
147 (df_note_bb_compute): After dead_debug_add do continue instead
150 2010-05-10 Jakub Jelinek <jakub@redhat.com>
153 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
154 clear also INSN_REG_USE_LIST.
156 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
158 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
160 2010-05-10 Jan Hubicka <jh@suse.cz>
162 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
164 2010-05-10 Jan Hubicka <jh@suse.cz>
166 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
168 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
169 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
170 (lto_streamer_cache_create): Init alloc pool.
171 (lto_streamer_cache_delete): Free alloc pool.
172 * lto-streamer.h: Include alloc pool.
173 (lto_streamer_cache_d): Use alloc pool.
174 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
176 2010-05-10 Jan Hubicka <jh@suse.cz>
178 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
179 * cgraphbuild.c: Include except.h
180 (record_type_list, record_eh_tables): New function.
181 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
183 2010-05-10 Jan Hubicka <jh@suse.cz>
185 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
186 __frame_dummy_init_array_entry, force_to_data): Attribute as used
189 2010-05-10 Michael Matz <matz@suse.de>
191 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
192 (can_reassociate_p): Use FLOAT_TYPE_P.
193 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
194 (vect_force_simple_reduction): ... this.
195 * tree-parloops.c (gather_scalar_reductions): Use
196 vect_force_simple_reduction.
197 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
198 vect_is_simple_reduction, add modify argument, if true rewrite
200 (vect_is_simple_reduction, vect_force_simple_reduction): New
202 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
204 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
205 Vladimir Makarov <vmakarov@redhat.com>
207 PR rtl-optimization/44012
208 * ira-build.c (remove_unnecessary_allocnos): Nullify
209 regno_allocno_map of the removed allocno.
211 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
213 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
215 * configure: Regenerate.
217 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
219 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
221 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
222 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
224 * configure: Regenerate.
226 2010-05-10 Richard Guenther <rguenther@suse.de>
228 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
229 marked if the entry identifier is marked.
231 2010-05-10 Richard Guenther <rguenther@suse.de>
233 * c-common.c (struct c_common_attributes): Add fnspec attribute.
234 (handle_fnspec_attribute): New function.
235 * gimple.h (gimple_call_return_flags): Declare.
236 (gimple_call_arg_flags): Likewise.
237 * gimple.c (gimple_call_arg_flags): New function.
238 (gimple_call_return_flags): Likewise.
239 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
241 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
243 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
244 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
246 (make_heapvar_for): ... this new function.
247 (handle_rhs_call): Handle fnspec attribute argument specifiers.
248 (handle_lhs_call): Likewise.
249 (find_func_aliases): Adjust.
251 2010-05-10 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/44050
254 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
256 2010-05-10 Wei Guozhi <carrot@google.com>
259 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
261 2010-05-09 Joseph Myers <joseph@codesourcery.com>
264 * c-typeck.c (lookup_field): Take a type directly. Update
266 (build_component_ref): Update call to lookup_field.
267 (set_init_label): Use lookup_field to find initialized field.
268 Handle returned list of fields like a sequence of designators.
270 2010-05-09 Richard Guenther <rguenther@suse.de>
273 * fold-const.c (tree_single_nonzero_warnv_p): Properly
274 handle &FUNCTION_DECL.
276 2010-05-09 Joseph Myers <joseph@codesourcery.com>
279 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
280 structures and unions recursively.
281 (detect_field_duplicates): Move duplicate detection with a hash to
282 detect_field_duplicates_hash. Always use a hash if anonymous
283 structures or unions are present.
284 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
287 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
290 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
291 detect Atom, Core 2 and Core i7.
293 2010-05-09 Richard Guenther <rguenther@suse.de>
295 * gcc.c (store_arg): Handle temporary file deletion for
298 2010-05-09 Richard Guenther <rguenther@suse.de>
301 * ipa-inline.c (estimate_function_body_sizes): Return after
302 disregarding inline limits.
304 2010-05-09 Richard Guenther <rguenther@suse.de>
306 * gcc.c (store_arg): Revert last change.
308 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
311 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
312 (optimize_ops_list): Call it.
314 2010-05-08 Richard Guenther <rguenther@suse.de>
316 PR tree-optimization/44030
317 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
318 NECESSARY flag if we propagate from a inserted expression.
320 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
322 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
323 domain types as equal if they are both PLACEHOLDER_EXPRs.
325 2010-05-08 Richard Guenther <rguenther@suse.de>
327 * lto-wrapper.c (run_gcc): Remove linker output from
328 command line for LTRANS invocation.
330 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
332 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
333 lto-macho as lto_binary_reader.
334 * target.h (struct gcc_target): New hooks lto_start and lto_end.
335 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
336 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
337 in lto_start and lto_end calls.
338 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
340 (scan_prog_file): Update is_elf_or_coff call.
341 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
343 * collect2.c (main): Fix enum comparison.
345 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
347 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
348 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
349 and TARGET_ASM_LTO_END.
350 * darwin.c: Include obstack.h and lto-streamer.h.
351 (lto_section_names_offset, lto_section_names_obstack,
352 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
354 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
355 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
357 (darwin_asm_lto_end): New function. Restore asm_out_file.
358 (darwin_asm_named_section): For LTO sections, replace the name with
359 the offset of the section name in a string table, and build this
361 (darwin_file_start): Initialize global vars for LTO support.
362 (darwin_file_end): If output to asm_out_file was redirected, append it
363 to the proper asm_out_file here. Add the section names section.
365 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
367 * c-pragma.c (pending_weak_d, pending_weak): New.
368 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
369 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
370 handle_pragma_weak): Update the uses of pending_weaks.
372 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
374 PR documentation/44016
375 * doc/standards.texi (Standards): Link to unversioned
376 cxx0x_status.html page.
378 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
381 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
382 in addition to TREE_USED, to avoid "set but unused" warnings.
384 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
386 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
387 (is_loop_prefetching_profitable): Do not insert prefetches
388 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
389 times the prefetch ahead distance.
391 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
393 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
394 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
395 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
398 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
400 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
401 a diagnostic info when the insn-to-mem ratio is too small.
403 2010-05-07 Richard Guenther <rguenther@suse.de>
405 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
407 (store_arg): Queue temp_filename for deletion instead of
410 2010-05-07 Richard Guenther <rguenther@suse.de>
412 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
413 (run_gcc): Handle LTRANS phase invocation.
414 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
416 2010-05-07 Jakub Jelinek <jakub@redhat.com>
418 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
419 this is also meaningful on PARM_DECLs and RESULT_DECLs.
421 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
423 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
425 2010-05-07 Richard Guenther <rguenther@suse.de>
427 PR tree-optimization/44020
428 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
429 code when PRE is not yet initialized.
431 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
433 * config/mips/dbxmdebug.h: Remove.
434 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
436 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
438 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
439 with null pointer and also warn about ordered comparison of zero with
442 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
444 * graphite-blocking.c
445 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
446 * graphite-clast-to-gimple.c
447 (clast_to_gcc_expression): Same.
448 (precision_for_value): Same.
449 (precision_for_interval): Same.
450 (gcc_type_for_interval): Same.
451 (graphite_create_new_guard): Same.
452 (compute_bounds_for_level): Same.
453 (graphite_create_new_loop_guard): Same.
454 * graphite-interchange.c
455 (build_linearized_memory_access): Same.
456 (pdr_stride_in_loop): Same.
457 (memory_strides_in_loop_1): Same.
458 (memory_strides_in_loop): Same.
459 (extend_scattering): Same.
460 (psct_scattering_dim_for_loop_depth): Same.
461 (pbb_number_of_iterations): Same.
463 (debug_iteration_domains): Same.
465 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
466 (ppl_set_inhomogeneous_gmp): Same.
467 (ppl_strip_loop): Same.
468 (ppl_lexico_compare_linear_expressions): Same.
469 (ppl_read_polyhedron_matrix): Same.
470 (ppl_max_for_le_pointset): Same.
472 (ppl_read_polyhedron_matrix): Same.
473 (tree_int_to_gmp): Same.
474 (gmp_cst_to_tree): Same.
475 (ppl_set_inhomogeneous): Same.
476 (ppl_set_inhomogeneous_tree): Same.
477 (ppl_set_coef): Same.
478 (ppl_set_coef_tree): Same.
479 * graphite-sese-to-poly.c
480 (build_pbb_scattering_polyhedrons): Same.
481 (build_scop_scattering): Same.
482 (scan_tree_for_params_right_scev): Same.
483 (scan_tree_for_params): Same.
484 (find_params_in_bb): Same.
485 (find_scop_parameters): Same.
486 (add_upper_bounds_from_estimated_nit): Same.
487 (build_loop_iteration_domains): Same.
488 (add_condition_to_domain): Same.
489 (pdr_add_memory_accesses): Same.
491 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
493 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
494 CLooG's value_* macros to their respective mpz_* counterparts.
495 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
496 (graphite_create_new_loop_guard): Same.
497 * graphite-interchange.c (build_linearized_memory_access): Same.
498 (pdr_stride_in_loop): Same.
499 (memory_strides_in_loop_1): Same.
500 (1st_interchange_profitable_p): Same.
501 * graphite-poly.c (extend_scattering): Same.
502 (psct_scattering_dim_for_loop_depth): Same.
503 (pbb_number_of_iterations): Same.
504 (pbb_number_of_iterations_at_time): Same.
505 * graphite-poly.h (new_1st_loop): Same.
506 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
507 (oppose_constraint): Same.
508 (insert_constraint_into_matrix): Same.
509 (ppl_set_inhomogeneous_gmp): Same.
510 (ppl_set_coef_gmp): Same.
511 (ppl_strip_loop): Same.
512 (ppl_lexico_compare_linear_expressions): Same.
513 (ppl_max_for_le_pointset): Same.
514 (ppl_min_for_le_pointset): Same.
515 (ppl_build_realtion): Same.
516 * graphite-ppl.h (gmp_cst_to_tree): Same.
517 (ppl_set_inhomogeneous): Same.
518 (ppl_set_inhomogeneous_tree): Same.
519 (ppl_set_coef): Same.
520 (ppl_set_coef_tree): Same.
521 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
522 (build_scop_scattering): Same.
523 (add_value_to_dim): Same.
524 (scan_tree_for_params_right_scev): Same.
525 (scan_tree_for_params_int): Same.
526 (scan_tree_for_params): Same.
527 (find_params_in_bb): Same.
528 (find_scop_parameters): Same.
529 (add_upper_bounds_from_estimated_nit): Same.
530 (build_loop_iteration_domains): Same.
531 (create_linear_expr_from_tree): Same.
532 (add_condition_to_domain): Same.
533 (pdr_add_memory_accesses): Same.
535 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
536 Jason Merrill <jason@redhat.com>
538 * c-common.c (c_common_reswords): Add nullptr.
539 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
540 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
541 (gen_type_die_with_usage): Likewise.
542 * dbxout.c (dbxout_type): Likewise.
543 * sdbout.c (plain_type_1): Likewise.
545 2010-05-06 Jason Merrill <jason@redhat.com>
547 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
548 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
550 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
552 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
553 stripping WITH_SIZE_EXPR.
554 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
557 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
559 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
560 list of obsolete configurations.
561 Disabled check for obsolete configurations.
562 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
563 Removed support for previous versions.
564 * config/mips/iris.h: Removed.
565 * config/mips/iris5.h: Removed.
566 * config/mips/iris6.h: Merged old iris.h contents.
567 (TARGET_IRIX): Removed.
568 (DRIVER_SELF_SPECS): Removed mabi=32.
569 (IDENT_ASM_OP): Removed undef.
570 (STARTFILE_SPEC): Removed mabi=32.
571 (ENDFILE_SPEC): Likewise.
572 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
573 (MACHINE_TYPE): Update for IRIX 6.5.
574 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
575 TARGET_IRIX by TARGET_IRIX6.
576 (mips_file_start): Likewise.
577 (mips_output_external): Remove IRIX 5/6 O32 support.
578 (mips_output_function_prologue): Likewise.
579 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
581 (TARGET_CPU_CPP_BUILTINS): Likewise.
582 (TARGET_IRIX): Removed.
583 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
584 (MULTILIB_DIRNAMES): Removed 32.
585 (MULTILIB_OSDIRNAMES): Removed ../lib.
586 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
587 (Specific, mips-sgi-irix5): Document removal.
588 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
589 Remove references to older IRIX 6 releases and the O32 ABI.
591 2010-05-06 Jakub Jelinek <jakub@redhat.com>
594 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
595 instead of DF_REF_REAL_REG.
597 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
600 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
601 handling to still return true for x64 targets.
603 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
605 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
607 2010-05-06 Jan Hubicka <jh@suse.cz>
609 PR tree-optimization/43791
610 * ipa-inline.c (update_caller_keys): Remove bogus
611 disregard_inline_limits check.
613 2010-05-06 Michael Matz <matz@suse.de>
615 PR tree-optimization/43984
616 * tree-ssa-pre.c (inserted_phi_names): Remove.
617 (inserted_exprs): Change to bitmap.
618 (create_expression_by_pieces): Set bits, don't append to vector.
619 (insert_into_preds_of_block): Don't handle inserted_phi_names.
620 (eliminate): Don't look at inserted_phi_names, remove deleted
621 insns from inserted_exprs.
622 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
623 (init_pre, fini_pre): Allocate and free bitmaps.
624 (execute_pre): Insert insns on edges before elimination.
626 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
628 * tree.c (initializer_zerop): Handle STRING_CST.
630 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
633 * doc/invoke.texi (Wimplicit): Document as C only.
634 * opts.c (common_handle_option): Add argument kind.
635 (handle_option): Rename as read_cmdline_option. Factor out code to...
636 (handle_option): ... here. New.
637 (handle_options): Rename as read_cmdline_options.
638 (decode_options): Update call.
639 (set_option): Use option index instead of option pointer. Classify
640 diagnostics correctly.
641 (enable_warning_as_error): Call handle_option.
642 * opts.h (set_option): Update declaration.
643 (handle_option): Declare.
644 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
645 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
646 * c-opts.c (set_Wimplicit): Delete.
647 (c_family_lang_mask): New static constant.
648 (c_common_handle_option): Add argument kind. Use handle_option
649 instead of set_Wimplicit.
650 (c_common_post_options): warn_implicit and warn_implicit_int
651 are disabled by default.
652 * c-common.c (warn_implicit): Do not define here.
653 * c-common.h (warn_implicit): Do not declare here.
654 (c_common_handle_option): Update declaration.
655 * lto-opts.c (lto_reissue_options): Update call to set_option.
657 2010-05-06 Richard Guenther <rguenther@suse.de>
659 PR tree-optimization/43571
660 * domwalk.c (walk_dominator_tree): Walk the dominator
661 sons in more optimal order.
663 2010-05-06 Richard Guenther <rguenther@suse.de>
665 PR tree-optimization/43934
666 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
667 (stmt_cost): Likewise.
668 (extract_true_false_args_from_phi): New helper.
669 (determine_max_movement): For PHI nodes verify we can hoist them
670 and compute their cost.
671 (determine_invariantness_stmt): Handle PHI nodes.
672 (move_computations_stmt): Likewise. Hoist PHI nodes in
673 if-converted form using COND_EXPRs.
674 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
675 (tree_ssa_lim): Likewise.
676 * tree-flow.h (tree_ssa_lim): Adjust prototype.
677 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
679 2010-05-06 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/43987
682 * tree-ssa-structalias.c (could_have_pointers): For possibly
683 address-taken variables force pointers to be recorded.
684 (create_variable_info_for_1): Likewise.
685 (push_fields_onto_fieldstack): Pass in wheter all fields
687 (find_func_aliases): Query types instead of vars whether
688 they contain pointers where appropriate.
690 2010-05-06 Jan Hubicka <jh@suse.cz>
692 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
693 (record_reference, mark_address, mark_load, mark_store): Record
695 (record_references_in_initializer): Update call of record_references.
696 (rebuild_cgraph_edges): Remove all references before rebuiding.
697 * cgraph.c (cgraph_create_node): Clear ref list.
698 (cgraph_remove_node): Remove references.
699 (dump_cgraph_node): Dump references.
700 (cgraph_clone_node): Clone references.
701 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
702 (struct cgraph_node, varpool_node): Add ref_lst.
703 * ipa-ref.c: New file.
704 * ipa-ref.h: New file.
705 * ipa-ref-inline.h: New file.
706 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
707 (referenced_from_other_partition_p): New function.
708 (lto_output_varpool_node): Take set arugment; call
709 referenced_from_other_partition.
710 (lto_output_ref): New.
711 (add_references): New.
713 (output_cgraph): Compute boundary based on references; output refs.
714 (output_varpool): Accept cgraph_node_set argument.
717 (input_cgraph): Call input_refs.
718 * lto-section-in.c (lto_section_name): Add refs.
719 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
720 (ipa-ref.o): New file.
721 * varpool.c (varpool_node): Clear ipa ref list.
722 (varpool_remove_node): Remove references.
723 (dump_varpool_node): Dump references.
724 (varpool_assemble_decl): Only compile finalized ones.
725 (varpool_extra_name_alias): Initialize ref list.
726 * lto-streamer.c (lto-get_section_name): Add .refs section.
727 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
728 (referenced_from_other_partition_p): Declared.
730 2010-05-06 Ira Rosen <irar@il.ibm.com>
732 PR tree-optimization/43901
733 * tree-vect-stmts.c (vectorizable_call): Assert that vector
734 type is not NULL if it's transformation phase, and return
735 FALSE if it's analysis.
736 (vectorizable_conversion, vectorizable_operation,
737 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
739 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
741 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
743 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
745 * config/mips/mips-protos.h
746 (mips_small_register_classes_for_mode_p): Delete prototype.
748 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
750 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
751 * config/arm/arm.c (multiple_operation_profitable_p,
752 compute_offset_order): New static functions.
753 (load_multiple_sequence, store_multiple_sequence): Use them.
754 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
755 memory offsets, not register numbers.
756 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
758 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
760 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
761 (get_pending_sizes, put_pending_size, put_pending_sizes):
762 Update the uses of pending_sizes.
763 * c-decl.c (store_parm_decls): Likewise.
764 * c-tree.h (struct c_arg_info): Likewise.
765 * tree.h: Update the prototype for get_pending_sizes and
768 2010-05-05 Jason Merrill <jason@redhat.com>
771 * c-common.c (handle_aligned_attribute): Respect
772 ATTR_FLAG_TYPE_IN_PLACE.
775 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
776 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
777 (TARGET_INITIALIZER): Use it.
778 * c-common.c (attribute_takes_identifier_p): Call it.
779 * c-common.h: Update prototype.
780 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
781 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
783 2010-05-05 Jakub Jelinek <jakub@redhat.com>
786 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
787 DW_ID_down_case for Fortran compilation units.
789 2010-05-05 Jan Hubicka <jh@suse.cz>
791 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
794 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
796 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
797 a variable-sized RESULT_DECL.
799 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
801 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
803 2010-05-05 Jason Merrill <jason@redhat.com>
806 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
808 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
810 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
811 Jakub Jelinek <jakub@redhat.com>
814 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
815 (dead_debug_init, dead_debug_finish): New functions.
816 (dead_debug_add, dead_debug_insert_before): Likewise.
817 (df_note_bb_compute): Initialize a dead_debug object, add dead
818 debug uses to it, insert debug bind insns before death insns,
819 reset debug insns that refer to pending uses at the end.
820 * rtl.h (make_debug_expr_from_rtl): New prototype.
821 * varasm.c (make_debug_expr_from_rtl): New function.
823 2010-05-05 Jan Hubicka <jh@suse.cz>
825 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
826 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
827 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
828 lto_varpool_encoder_deref, lto_varpool_encoder_size,
829 lto_varpool_encoder_encode_initializer_p,
830 lto_set_varpool_encoder_encode_initializer): New functions.
831 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
833 (input_varpool_node): Do not always set analyzed.
834 (input_cgraph_1): Return vector of cgraph nodes.
835 (input_varpool_1): Return vector of varpools.
836 (input_cgraph): Free the vectors.
837 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
838 output only initializers needed.
839 (lto_output): Only call output_cgraph.
840 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
841 * lto-section-out.c (lto_new_out_decl_state): Initialize
842 state->varpool_node_encoder.
843 * lto-streamer.h (lto_varpool_encoder_d): New.
844 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
845 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
846 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
847 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
848 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
850 (output_varpool, input_varpool): Remove declarations.
852 2010-05-05 Jan Hubicka <jh@suse.cz>
854 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
855 with body can prevail.
857 2010-05-05 Jan Hubicka <jh@suse.cz>
859 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
862 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
864 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
866 * gengtype.h (erro_at_line): Constify pos argument.
868 * gengtype.c: Include hashtab.h.
869 (enum gc_used): Document GC_MAYBE_POINTED_TO.
870 (error_at_line): Constify pos argument.
871 (do_typedef): Initialize p->opt field.
872 (get_file_gtfilename): Fix comment typo.
873 (struct walk_type_data): Constify line field.
874 (get_output_file_for_structure): New function.
875 (write_local_func_for_structure): Constify orig_s argument.
876 Use get_output_file_for_structure.
877 (write_func_for_structure): Use get_output_file_for_structure.
878 (INDENT): New define.
879 (dump_pair, dump_type, dump_type_list, dump_typekind)
880 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
881 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
883 (seen_types): New variable.
884 (main): New variable do_dump. Process "-d" command line option.
885 Call dump_everything if dump requested.
887 2010-05-05 Jakub Jelinek <jakub@redhat.com>
889 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
890 in a temporary instead of invoking the macro multiple times.
891 (track_expr_p): Likewise.
893 2010-05-04 Neil Vachharajani <nvachhar@google.com>
895 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
897 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
898 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
899 conditions for printing notes.
900 * common.opt (-Wcoverage-mismatch): Allow negative, default to
901 true, update documentation.
902 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
904 2010-05-04 Jakub Jelinek <jakub@redhat.com>
907 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
910 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
913 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
914 (*sse_prologue_save_insn1): Likewise.
915 (SSE prologue save splitter): Likewise.
917 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
919 * tree.c (free_lang_data_in_one_sizepos): New inline function.
920 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
921 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
922 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
923 all decls. Call it on DECL_FIELD_OFFSET of fields.
924 (find_decls_types_r): Follow DECL_VALUE_EXPR.
925 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
927 2010-05-04 Martin Jambor <mjambor@suse.cz>
929 * tree-sra.c (build_access_from_expr_1): The first parameter type
930 changed to simple tree.
931 (build_access_from_expr): Likewise, gsi parameter was eliminated.
932 (scan_assign_result): Renamed to assignment_mod_result, enum elements
934 (build_accesses_from_assign): Removed all parameters except for a
935 simple gimple statement. Now returns a simple bool.
936 (scan_function): All non-analysis parts moved to separate functions
937 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
938 parameters and updated both callers.
939 (sra_modify_expr): Removed parameter data.
940 (sra_modify_function_body): New function.
941 (perform_intra_sra): Call sra_modify_function_body to modify the
943 (replace_removed_params_ssa_names): Parameter data changed into
945 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
946 changed the parameter dont_convert to convert with the opposite
948 (sra_ipa_modify_assign): Parameter data changed into adjustments
949 vector, return value changed to bool.
950 (ipa_sra_modify_function_body): New function.
951 (sra_ipa_reset_debug_stmts): Updated a comment.
952 (modify_function): Use ipa_sra_modify_function_body to modify function
955 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
958 * alias.c (true_dependence): Handle the same VALUE in x and mem.
959 (canon_true_dependence): Likewise.
960 (write_dependence_p): Likewise.
962 2010-05-04 Jan Hubicka <jh@suse.cz>
964 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
965 * cgraphbuild.c: Include ipa-utils.h
966 (record_reference_ctx): New struct.
967 (record_reference): Simplify to work on initializers; not statements.
968 (mark_address, mark_load, mark_store): New.
969 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
971 (record_references_in_initializer): Update use of record_reference.
972 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
975 2010-05-04 Jan Hubicka <jh@suse.cz>
977 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
978 node will be removed anyway.
979 (lto_varpool_replace_node): Allow also unanalyzed nodes;
980 relink aliases of node into prevailing node.
981 * varpool.c (varpool_remove_node): Remove aliases properly;
982 when removing node, remove all its aliases too; remove DECL_INITIAL
983 of removed node; ggc_free the varpool node.
985 2010-05-04 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/43879
988 * tree-ssa-structalias.c (alias_get_name): Use
989 DECL_ASSEMBLER_NAME if available.
990 (create_function_info_for): Return the varinfo node.
991 (ipa_pta_execute): Associate same-body aliases and extra names
992 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
994 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
996 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
998 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1001 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1002 only if HONOR_REG_ALLOC_ORDER is not defined.
1004 2010-05-04 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/43949
1007 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1010 2010-04-26 Jason Merrill <jason@redhat.com>
1012 * c.opt (-fstrict-enums): New.
1013 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1015 2010-05-03 David Ung <davidu@mips.com>
1016 James E. Wilson <wilson@codesourcery.com>
1018 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1019 emit the trap instruction before the divide for TUNE_74K.
1021 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1023 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1024 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1025 based on the above, for new target hook.
1027 * hooks.c (hook_bool_mode_true): New generic hook.
1028 * hooks.h (hook_bool_mode_true): Add prototype.
1030 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1032 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1033 target hook, set to hook_bool_mode_false.
1034 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1035 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1036 with targetm.small_register_classes_for_mode_p.
1037 (find_reusable_reload): Likewise.
1038 (combine_reloads): Likewise.
1039 * reload1.c (reload_as_needed): Likewise.
1040 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1041 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1042 dead_or_predicable): Likewise.
1043 * regmove.c (optimize_reg_copy_1): Likewise.
1044 * calls.c (prepare_call_address): Likewise.
1045 (precompute_register_parameters): Likewise.
1047 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1049 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1050 implementation of the hook that considers all register classes
1051 small except for SH64.
1052 (sh_override_options): Use the new hook.
1053 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1056 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1058 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1059 implementation of the hook that considers all register classes
1061 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1064 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1066 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1067 implementation of the hook that considers all register classes
1069 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1072 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1074 * config/m32c/m32c.h: Likewise.
1075 * config/pdp11/pdp11.h: Likewise.
1076 * config/avr/avr.h: Likewise.
1077 * config/xtensa/xtensa.h: Likewise.
1078 * config/m68hc11/m68hc11.h: Likewise.
1079 * config/mn10300/mn10300.h: Likewise.
1080 * config/mcore/mcore.h: Likewise.
1081 * config/h8300/h8300.h: Likewise.
1082 * config/bfin/bfin.h: Likewise.
1084 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1085 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1087 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1089 * double-int.h (tree_to_double_int): Remove macro.
1090 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1091 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1092 (tree_to_double_int): New function.
1093 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1095 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1097 2010-05-03 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/43971
1100 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1101 constraints in the !flag_delete_null_pointer_checks case.
1103 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1106 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1107 result mode matches original rtl mode.
1109 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1112 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1114 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1117 when processing flag options.
1119 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1121 * gcov-iov.c (main): Change format string placeholder
1122 from %#08x to 0x%08x.
1123 * genchecksum.c (dosum): Change format string placeholder
1124 from %#02x to 0x%02x.
1126 2010-05-02 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/43879
1129 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1131 2010-05-02 Bruno Haible <bruno@clisp.org>
1133 * doc/extend.texi (Function Attributes): Fix a typo.
1135 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1138 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1139 placeholder from 0x%x to %#x.
1140 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1141 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1142 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1143 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1144 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1145 * config/i386/i386.c (ix86_target_string): Ditto.
1146 * config/i386/i386.c (output_pic_addr_const): Ditto.
1147 (print_operand): Ditto.
1149 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1151 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1152 placeholder from 0x%x to %#x.
1153 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1154 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1155 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1156 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1157 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1158 * optc-gen.awk: Ditto.
1159 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1160 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1161 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1162 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1164 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1166 * target.h (struct calls): Add function_value_regno_p field.
1167 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1168 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1169 * targhooks.c (default_function_value_regno_p): New function.
1170 * targhooks.h (default_function_value_regno_p): Declare function.
1171 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1172 * builtins.c. (apply_result_size): (Ditto.).
1173 * combine.c. (likely_spilled_retval_p): (Ditto.).
1174 * mode-switching.c. Include 'target.h'.
1175 (create_pre_exit): Use function_value_regno_p hook.
1176 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1177 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1178 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1180 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1181 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1182 (ix86_function_value_regno_p): Declare as static, change argument
1183 type to const unsigned int.
1184 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1186 2010-05-01 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/43949
1189 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1191 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1193 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1195 * rtl.h (CONST_DOUBLE_P): Define.
1196 (rtx_to_double_int): Declare.
1197 * emit-rtl.c (rtx_to_double_int): New function.
1198 * dwarf2out.c (insert_double): New function.
1199 (loc_descriptor, add_const_value_attribute): Clean up, use
1200 rtx_to_double_int and insert_double functions.
1202 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1204 * doc/extend.texi (Inline): Add missing return keyword to examples.
1205 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1208 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1210 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1211 the variable part of the offset as well. Use highest_pow2_factor for
1212 all alignment checks.
1214 2010-04-30 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/43879
1217 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1220 2010-04-30 Jan Hubicka <jh@suse.cz>
1222 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1224 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1226 2010-04-30 Jan Hubicka <jh@suse.cz>
1228 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1230 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1231 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1232 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1233 cgraph_node_set_needs_ltrans_p): Remove.
1235 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1237 * sdbout.c: Include vec.h, do not include varray.h.
1238 (deferred_global_decls, sdbout_global_decl,
1239 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1240 * toplev.c: Do not include varray.h.
1241 (dump_memory_report): Do not dump VARRAY statistics.
1242 * gengtype.c (open_base_file): Ignore varray.h.
1243 * Makefile.in: Update for abovementioned changes.
1244 Remove all traces of varray.c and varray.h.
1245 * varray.c: Remove file.
1246 * varray.h: Remove file.
1248 2010-04-30 Jan Hubicka <jh@suse.cz>
1250 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1253 2010-04-30 Jan Hubicka <jh@suse.cz>
1255 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1258 2010-04-30 Richard Guenther <rguenther@suse.de>
1260 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1261 constraints for CONSTRUCTOR.
1263 2010-04-30 Richard Guenther <rguenther@suse.de>
1266 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1267 first after all lowering passes.
1269 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1271 * toplev.c: Include varray.h for statistics dumping.
1272 * tree.h: Do not declare varray_head_tag.
1273 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1274 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1275 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1276 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1277 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1278 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1279 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1280 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1282 * Makefile.in: Update for abovementioned changes.
1284 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1287 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1289 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1291 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1292 Use this function to do machine-specific conversion.
1293 (picochip_legitimize_reload_address): Likewise.
1294 (picochip_legitimate_address_p): Check valid base register only if
1296 (picochip_check_conditional_copy): Check for modw only if opnd is
1298 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1299 to call the function in c.
1300 * config/picochip/picochip-protos.h
1301 (picochip_legitimize_reload_address): Define.
1302 * config/picochip/picochip.md (supported_compare1): Define.
1304 2010-04-30 Jan Hubicka <jh@suse.cz>
1306 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1307 (cgraph_global_info): Remove inlined.
1308 (LTO_cgraph_tag_names): Remove.
1309 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1310 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1311 simplify cgraph tags and document.
1312 (lto_output_node): Use only LTO_cgraph_unavail_node and
1313 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1314 for_functions_valid, global info, process and output flags.
1315 (input_overwrite_node): Initialize estimated stack size and
1316 estimated growth. Do not read flags we no longer store.
1317 (input_node): Likewise do not read info no longer stored.
1318 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1321 2010-04-30 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43879
1324 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1325 handle non-zero initializers.
1327 2010-04-30 Richard Guenther <rguenther@suse.de>
1329 * builtins.c (fold_builtin_1): Delete free (0).
1331 2010-04-29 Jan Hubicka <jh@suse.cz>
1333 * gengtype.c (open_base_files): Add lto-streamer.h
1334 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1335 (pass_ipa_cp): GGC collect.
1336 * toplev. (compile_file): Do not output symbols.
1337 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1338 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1339 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1340 * lto-section-in.c: Include ggc.h
1341 (lto_new_in_decl_state): Alloc in GGC.
1342 (lto_delete_in_decl_state): Likewise.
1343 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1346 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1349 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1350 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1351 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1352 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1353 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1354 account only if HONOR_REG_ALLOC_ORDER is not defined.
1355 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1356 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1358 2010-04-29 Jon Grant <04@jguk.org>
1360 * collect2.c (vflag): Change type from int to bool.
1362 (helpflag): New global bool.
1363 (main): Set vflag and debug with boolean, not integer truth values.
1364 Accept new "--help" option and output usage text if found.
1365 * collect2.h (vflag): Update prototype.
1368 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1371 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1373 2010-04-29 Richard Guenther <rguenther@suse.de>
1376 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1377 with ATTRIBUTE_UNUSED.
1379 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1383 INSN_P with NONDEBUG_INSN_P.
1384 (distance_non_agu_define): Likewise.
1385 (distance_agu_use): Likewise.
1387 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1389 From Dominique d'Humieres <dominiq@lps.ens.fr>
1391 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1394 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1396 * plugin.h (invoke_plugin_callbacks): New inline function.
1397 * plugin.c (flag_plugin_added): New global flag.
1398 (add_new_plugin): Initialize above flag.
1399 (invoke_plugin_callbacks): Rename to ...
1400 (invoke_plugin_callbacks_full): ... this.
1402 2010-04-28 Jan Hubicka <jh@suse.cz>
1404 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1405 (lto_varpool_replace_node): New.
1406 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1407 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1408 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1409 * cgraph.h (varpool_node_ptr): New type.
1410 (varpool_node_ptr): New vector.
1411 (varpool_node_set_def): New structure.
1412 (varpool_node_set): New type.
1413 (varpool_node_set): New vector.
1414 (varpool_node_set_element_def): New structure.
1415 (varpool_node_set_element, const_varpool_node_set_element): New types.
1416 (varpool_node_set_iterator): New type.
1417 (varpool_node): Add prev pointers, add used_from_other_partition,
1419 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1420 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1421 varpool_get_node, varpool_remove_node): Declare.
1422 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1423 varpool_node_set_size): New inlines.
1424 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1425 * tree-pass.h (varpool_node_set_def): Forward declare.
1426 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1427 (ipa_write_optimization_summaries): Update prototype.
1428 * ipa-cp.c (ipcp_write_summary): Update.
1429 * ipa-reference.c (ipa_reference_write_summary): Update.
1430 * lto-cgraph.c (lto_output_varpool_node): New static function.
1431 (output_varpool): New function.
1432 (input_varpool_node): New static function.
1433 (input_varpool_1): New function.
1434 (input_cgraph): Input varpool.
1435 * ipa-pure-const.c (pure_const_write_summary): Update.
1436 * lto-streamer-out.c (lto_output): Update, output varpool too.
1437 (write_global_stream): Kill WPA hack.
1438 (produce_asm_for_decls): Update.
1439 (output_alias_pair_p): Handle variables.
1440 (output_unreferenced_globals): Output only needed partition of varpool.
1441 * ipa-inline.c (inline_write_summary): Update.
1442 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1444 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1445 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1446 varpool_node_set_new, varpool_node_set_add,
1447 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1448 debug_varpool_node_set): New functions.
1449 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1450 (execute_one_pass): Process new decls too.
1451 (ipa_write_summaries_2): Pass around vsets.
1452 (ipa_write_summaries_1): Likewise.
1453 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1455 (ipa_write_optimization_summaries_1): Pass around vsets.
1456 (ipa_write_optimization_summaries): Likewise.
1457 * varpool.c (varpool_get_node): New.
1458 (varpool_node): Update doubly linked lists.
1459 (varpool_remove_node): New.
1460 (dump_varpool_node): More dumping.
1461 (varpool_enqueue_needed_node): Update doubly linked lists.
1462 (decide_is_variable_needed): Kill ltrans hack.
1463 (varpool_finalize_decl): Kill lto hack.
1464 (varpool_assemble_decl): Skip decls in other partitions.
1465 (varpool_assemble_pending_decls): Update doubly linkes lists.
1466 (varpool_empty_needed_queue): Likewise.
1467 (varpool_extra_name_alias): Likewise.
1468 * lto-streamer.c (lto_get_section_name): Add vars section.
1469 * lto-streamer.h (lto_section_type): Update.
1470 (output_varpool, input_varpool): Declare.
1472 2010-04-28 Mike Stump <mikestump@comcast.net>
1474 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1476 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1478 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1479 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1480 (lto_input_ts_type_tree_pointers): Likewise.
1481 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1482 (lto_output_ts_type_tree_pointers): Likewise.
1484 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1486 Uniquization of constants at the Tree level
1487 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1488 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1490 (tree_output_constant_def): Declare.
1491 * gimplify.c (gimplify_init_constructor): When using block copy, first
1492 uniquize the constant constructor on the RHS.
1493 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1494 DECL_IN_CONSTANT_POOL flag.
1495 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1496 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1498 (assemble_variable): Deal with symbols belonging to the tree constant
1500 (get_constant_section): Add ALIGN parameter and simplify.
1501 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1502 (assemble_constant_contents): Use the expression of the VAR_DECL.
1503 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1504 (tree_output_constant_def): New global function.
1505 (mark_constant): Use the expression of the VAR_DECL.
1506 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1508 (output_object_block): Likewise and assemble the expression.
1510 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1512 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1513 hash_tree, eq_tree): New tree hash table.
1514 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1515 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1516 lto_orig_address_remove): Reimplement.
1518 2010-04-28 Xinliang David Li <davidxl@google.com>
1521 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1522 (compute_uninit_opnds_pos): New function.
1523 (is_non_loop_exit_postdominating): New function.
1524 (compute_control_dep_chain): New function.
1525 (find_pdom): New function.
1526 (convert_control_dep_chain_into_preds): New function.
1527 (find_predicates): New function.
1528 (find_control_equiv_block): New function.
1529 (collect_phi_def_edges): New function.
1530 (find_def_preds): New function.
1531 (find_dom): New function.
1532 (dump_predicates): New function.
1533 (get_cmp_code): New function.
1534 (is_value_included_in): New function.
1535 (find_matching_predicate_in_rest_chains): New function.
1536 (use_pred_not_overlap_with_undef_path_pred): New function.
1537 (is_use_properly_guarded): New function.
1538 (normalize_cond_1): New function.
1539 (is_and_or_or): New function.
1540 (normalize_cond): New function.
1541 (is_gcond_subset_of): New function.
1542 (is_subset_of_any): New function.
1543 (is_or_set_subset_of): New function.
1544 (is_and_set_subset_of): New function.
1545 (is_norm_cond_subset_of): New function.
1546 (is_pred_expr_subset_of): New function.
1547 (is_pred_chain_subset_of): New function.
1548 (is_included_in): New function.
1549 (is_superset_of): New function.
1550 (find_uninit_use): New function.
1551 (warn_uninitialized_phi): New function.
1552 (compute_possibly_undefined_names): New function.
1553 (ssa_undefined_value_p): New function.
1554 (execute_late_warn_uninitialized): New function.
1555 * tree-ssa.c (ssa_undefined_value_p): Removed.
1556 (warn_uninit): Changed to extern.
1557 (warn_uninitialized_phi): Removed.
1558 (warn_uninitialized_vars): Changed to extern.
1559 (execute_late_warn_uninitialized): Removed
1560 * tree-flow.h: Add new prototypes.
1561 * timevar.def: Add new time variable.
1562 * Makefile.in: Add new build file.
1564 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1566 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1569 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1572 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1574 2010-04-28 Martin Jambor <mjambor@suse.cz>
1576 * cgraph.h (struct cgraph_node): New field indirect_calls.
1577 (struct cgraph_indirect_call_info): New type.
1578 (struct cgraph_edge): Removed field indirect_call. New fields
1579 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1580 (cgraph_create_indirect_edge): Declare.
1581 (cgraph_make_edge_direct): Likewise.
1582 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1583 * ipa-prop.h (struct ipa_param_call_note): Removed.
1584 (struct ipa_node_params): Removed field param_calls.
1585 (ipa_create_all_structures_for_iinln): Declare.
1586 * cgraph.c: Described indirect edges and uids in initial comment.
1587 (cgraph_add_edge_to_call_site_hash): New function.
1588 (cgraph_edge): Search also among the indirect edges, use
1589 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1590 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1591 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1593 (initialize_inline_failed): Assign a reason to indirect edges.
1594 (cgraph_create_edge_1): New function.
1595 (cgraph_create_edge): Moved some functionality to
1596 cgraph_create_edge_1.
1597 (cgraph_create_indirect_edge): New function.
1598 (cgraph_edge_remove_callee): Add an assert checking for
1600 (cgraph_edge_remove_caller): Special-case indirect edges.
1601 (cgraph_remove_edge): Likewise.
1602 (cgraph_set_edge_callee): New function.
1603 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1604 (cgraph_make_edge_direct): New function.
1605 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1606 the declaration of the call statement matches.
1607 (cgraph_node_remove_callees): Special-case indirect edges.
1608 (cgraph_clone_edge): Likewise.
1609 (cgraph_clone_node): Clone also the indirect edges.
1610 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1611 indirect_call, dump count of indirect_calls edges.
1612 * ipa-prop.c (iinlining_processed_edges): New variable.
1613 (ipa_note_param_call): Create indirect edges instead of
1614 creating notes. New parameter node.
1615 (ipa_analyze_call_uses): New parameter node, pass it on to
1616 ipa_note_param_call.
1617 (ipa_analyze_stmt_uses): Likewise.
1618 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1619 (print_edge_addition_message): Work on edges rather than on notes.
1620 (update_call_notes_after_inlining): Likewise, renamed to
1621 update_indirect_edges_after_inlining.
1622 (ipa_create_all_structures_for_iinln): New function.
1623 (ipa_free_node_params_substructures): Do not free notes.
1624 (ipa_edge_duplication_hook): Propagate bits within
1625 iinlining_processed_edges bitmap.
1626 (ipa_node_duplication_hook): Do not duplicate notes.
1627 (free_all_ipa_structures_after_ipa_cp): Renamed to
1628 ipa_free_all_structures_after_ipa_cp.
1629 (free_all_ipa_structures_after_iinln): Renamed to
1630 ipa_free_all_structures_after_iinln.
1631 (ipa_write_param_call_note): Removed.
1632 (ipa_read_param_call_note): Removed.
1633 (ipa_write_indirect_edge_info): New function.
1634 (ipa_read_indirect_edge_info): Likewise.
1635 (ipa_write_node_info): Do not stream notes, do stream information
1637 (ipa_read_node_info): Likewise.
1638 (lto_ipa_fixup_call_notes): Removed.
1639 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1640 * ipa-inline.c (pass_ipa_inline): Likewise.
1641 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1642 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1643 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1645 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1647 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1648 (output_cgraph): Stream also indirect edges.
1649 (lto_output_edge): Added capability to stream indirect edges.
1650 (input_edge): Likewise.
1651 (input_cgraph_1): Likewise.
1652 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1655 2010-04-28 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43879
1658 PR tree-optimization/43909
1659 * tree-ssa-structalias.c (struct variable_info): Add
1660 only_restrict_pointers flag.
1661 (new_var_info): Initialize it. Increment stats.total_vars here.
1662 (create_function_info_for): Do not increment stats.total_vars here.
1663 (get_function_part_constraint): Fix build with C++.
1664 (insert_into_field_list): Remove.
1665 (push_fields_onto_fieldstack): Properly merge fields.
1666 (create_variable_info_for): Split and simplify.
1667 (create_variable_info_for_1): New piece.
1668 (intra_create_variable_infos): Properly make restrict constraints
1671 2010-04-28 Richard Guenther <rguenther@suse.de>
1674 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1676 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1677 Jan Hubicka <hubicka@ucw.cz>
1679 * doc/invoke.texi (-Wsuggest-attribute=const,
1680 -Wsuggest-attribute=pure): Document.
1681 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1682 (function_always_visible_to_compiler_p,
1683 suggest_attribute, warn_function_pure, warn_function_const):
1685 (check_call): Improve debug info.
1686 (analyze_function): Do not check availability.
1687 (add_new_function): Check availability.
1688 (propagate): Output warnings.
1689 (skip_function_for_local_pure_const): New function.
1690 (local_pure_const): Use it; output warnings.
1691 * common.opt (Wsuggest-attribute=const,
1692 Wsuggest-attribute=pure): New.
1694 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1696 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1697 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1698 or DW_CFA_def_cfa_offset{,_sf}.
1700 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1702 * tree.h: Fix truncated long macros.
1704 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1706 * collect2.c (TARGET_64BIT): Redefine to target's default.
1707 * tlink.c: Likewise.
1708 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1709 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1710 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1711 for underscoring __USER_LABEL_PREFIX__.
1712 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1713 (SUB_LINK_ENTRY32): New.
1714 (SUB_LINK_ENTRY64): New.
1715 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1716 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1717 (SUB_LINK_ENTRY64): New.
1718 (SUB_LINK_ENTRY): New.
1719 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1720 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1721 x64 target is choosen.
1722 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1723 * configure: Regenerated.
1724 * configure.ac (leading-mingw64-underscores): Option added.
1726 2010-04-27 Jan Hubicka <jh@suse.cz>
1728 * doc/invoke.texi (-fipa-profile): Document.
1729 * opts.c (decode_options): Enable ipa-profile at -O1.
1730 * timevar.def (TV_IPA_PROFILE): Define.
1731 * common.opt (fipa-profile): Add.
1732 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1734 (cgraph_propagate_frequency): Handle only local ones.
1735 * tree-pass.h (pass_ipa_profile): Declare.
1736 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1737 (pass_ipa_profile): Use TV_IPA_PROFILE.
1738 * ipa.c (ipa_profile): New function.
1739 (gate_ipa_profile): Likewise.
1740 (pass_ipa_profile): New global variable.
1741 * passes.c (pass_ipa_profile): New.
1743 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1745 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1747 2010-04-27 Martin Jambor <mjambor@suse.cz>
1750 * ipa.c (dissolve_same_comdat_group_list): New function.
1751 (function_and_variable_visibility): Call
1752 dissolve_same_comdat_group_list when comdat group contains external or
1754 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1755 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1757 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1759 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1760 (const_hash_1) <VECTOR_CST>: New case.
1761 (compare_constant) <VECTOR_CST>: Likewise.
1762 <ADDR_EXPR>: Deal with LABEL_REFs.
1763 (copy_constant) <VECTOR_CST>: New case.
1765 2010-04-27 Jan Hubicka <jh@suse.cz>
1767 * cgraph.c (cgraph_propagate_frequency): New function.
1768 * cgraph.h (cgraph_propagate_frequency): Declare.
1769 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1770 cgraph_propagate_frequency.
1772 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1774 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1776 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1779 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1780 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1781 here to determine which regs to push and how much stack to reserve.
1783 2010-04-27 Jie Zhang <jie@codesourcery.com>
1785 * doc/gimple.texi (gimple_statement_with_ops): Remove
1786 addresses_taken field.
1787 (gimple_statement_with_memory_ops): Likewise.
1789 2010-04-27 Jan Hubicka <jh@suse.cz>
1791 * tree-inline.c (eni_inlining_weights): Remove.
1792 (estimate_num_insns): Special case more builtins.
1794 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1797 * c-typeck.c (build_binary_op): Move forward check for comparison
1798 pointer with null pointer constant and adjust the diagnostic message.
1800 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1803 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1804 binutils supports extended .section directive needed by LTO, or
1805 warn if older binutils found.
1806 (LTO_BINARY_READER): New AC_SUBST'd variable.
1807 (LTO_USE_LIBELF): Likewise.
1808 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1810 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1811 (LTO_USE_LIBELF): Likewise.
1812 * configure: Regenerate.
1814 * collect2.c (is_elf): Rename from this ...
1815 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1816 object files in addition to ELF-formatted ones.
1817 (scan_prog_file): Caller updated. Also allow for LTO info marker
1818 symbol to be prefixed or not by an extra underscore.
1820 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1821 * config/i386/winnt.c: Also #include lto-streamer.h
1822 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1824 (i386_pe_asm_output_aligned_decl_common): Add comment.
1825 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1827 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1830 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1831 Add missing earlyclobber for second alternative.
1833 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1835 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1836 bits for artificial defs at the top of the block.
1837 * fwprop.c (single_def_use_enter_block): Don't call it.
1839 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1842 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1843 instead of "$gcc_cv_objdump -T".
1844 Use "-undefined dynamic_lookup" on darwin.
1845 * gcc/configure: Regenerate.
1847 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1850 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1852 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1854 * c-parser.c (struct c_token): Move location field up.
1855 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1856 (struct c_declspecs): Convert typespec_word, storage_class, and
1857 default_int_p into bitfields.
1858 (struct c_declarator): Move loc field up.
1860 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1862 * cfgloop.h (struct loop): Move can_be_parallel field up.
1863 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1864 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1866 (struct iv_cand): Convert pos field into a bitfield.
1867 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1869 (struct _stmt_vec_info): Shuffle fields for better packing.
1871 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1873 * varasm.c (IN_NAMED_SECTION): Remove guard.
1874 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1875 (IN_NAMED_SECTION_P): ...this.
1876 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1877 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1879 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1881 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1882 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1883 of shadowing it. Fix comments.
1885 2010-04-26 Jan Hubicka <jh@suse.cz>
1887 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1888 (cgraph_clone_node): Copy function frequency.
1889 * cgraph.h (node_frequency): New enum
1890 (struct cgraph_node): Add.
1891 * final.c (rest_of_clean_state): Update.
1892 * lto-cgraph.c (lto_output_node): Output node frequency.
1893 (input_overwrite_node): Input node frequency.
1894 * tre-ssa-loop-ivopts (computation_cost): Update.
1895 * lto-streamer-out.c (output_function): Do not output function
1897 * predict.c (maybe_hot_frequency_p): Update and handle functions
1899 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1901 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1902 (compute_function_frequency): Set noreturn functions to be executed
1904 (choose_function_section): Update.
1905 * lto-streamer-in.c (input_function): Do not input function frequency.
1906 * function.c (allocate_struct_function): Do not initialize function
1908 * function.h (function_frequency): Remove.
1909 (struct function): Remove function frequency.
1910 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1911 (try_update): Update.
1912 * tree-inline.c (initialize_cfun): Do not update function frequency.
1913 * passes.c (pass_init_dump_file): Update.
1914 * i386.c (ix86_compute_frame_layout): Update.
1915 (ix86_pad_returns): Update.
1917 2010-04-26 Jie Zhang <jie@codesourcery.com>
1919 PR tree-optimization/43833
1920 * tree-vrp.c (range_int_cst_p): New.
1921 (range_int_cst_singleton_p): New.
1922 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1923 when both operands are constants. Use range_int_cst_p in
1926 2010-04-26 Jan Hubicka <jh@suse.cz>
1928 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1930 2010-04-26 Richard Guenther <rguenther@suse.de>
1933 * gimple.c (gimple_decl_printable_name): Deal gracefully
1934 with a NULL DECL_NAME.
1936 2010-04-26 Richard Guenther <rguenther@suse.de>
1939 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1940 if emitting debug information and it is either a function
1941 or a namespace decl.
1943 2010-04-26 Ira Rosen <irar@il.ibm.com>
1945 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1946 determine if the statement is vectorizable, and a macro to access it.
1947 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1948 Skip statements that can't be vectorized. If the analysis fails,
1949 mark the statement as unvectorizable if vectorizing basic block.
1950 (vect_compute_data_refs_alignment): Likewise.
1951 (vect_verify_datarefs_alignment): Skip statements marked as
1952 unvectorizable. Add print.
1953 (vect_analyze_group_access): Skip statements that can't be
1954 vectorized. If the analysis fails, mark the statement as
1955 unvectorizable if vectorizing basic block.
1956 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1957 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1958 generated stmts for SLP.
1959 (new_stmt_vec_info): Initialize the new field.
1960 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1961 statements marked as unvectorizable.
1963 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1965 * c-common.c (flag_isoc1x): New.
1966 (flag_isoc99): Update comment.
1967 * c-common.h (flag_isoc1x): New.
1968 (flag_isoc99): Update comment.
1969 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1970 __<type>_DECIMAL_DIG__.
1971 * c-opts.c (set_std_c1x): New.
1972 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1973 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1974 * c.opt (-std=c1x, -std=gnu1x): New options.
1975 * doc/cpp.texi: Mention -std=c1x.
1976 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1977 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1978 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1979 * doc/standards.texi: Mention C1X.
1980 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1981 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1982 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1985 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1987 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1988 placeholder from 0x%x to %#x.
1989 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1990 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1991 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1992 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1993 * config/i386/i386.c (ix86_target_string): Ditto.
1994 (output_pic_addr_const): Ditto.
1995 (print_operand): Ditto.
1997 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1999 * combine.c (find_split_point): Add third argument. Use it
2000 to find nested multiply-accumulate instructions. Adjust calls.
2001 (try_combine): Adjust call to find_split_point.
2003 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2005 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2007 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2009 PR tree-optimization/41442
2010 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2011 (fold_binary_loc): Call it.
2013 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2015 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2016 * opts.c (common_handle_option): Allow disabling it.
2017 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2019 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2021 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2022 between modes if both types are integral.
2024 2010-04-23 Richard Guenther <rguenther@suse.de>
2026 PR tree-optimization/43572
2027 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2029 2010-04-23 Richard Guenther <rguenther@suse.de>
2032 * tree-inline.c (tree_can_inline_p): Also check compatibility
2035 2010-04-23 Martin Jambor <mjambor@suse.cz>
2037 PR tree-optimization/43846
2038 * tree-sra.c (struct access): New flag grp_assignment_read.
2039 (build_accesses_from_assign): Set grp_assignment_read.
2040 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2041 (enum mark_read_status): New type.
2042 (analyze_access_subtree): Propagate grp_assignment_read, create
2043 accesses also if both direct_read and root->grp_assignment_read.
2045 2010-04-23 Martin Jambor <mjambor@suse.cz>
2048 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2049 function does not have type attributes.
2051 2010-04-23 Richard Guenther <rguenther@suse.de>
2054 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2057 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2059 * sese.h (create_if_region_on_edge): Remove.
2061 * sese.c (create_if_region_on_edge): Make static.
2063 * tree-inline.c: Do not include ggc.h.
2065 * expr.c: Do not include ggc.h.
2067 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2070 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2073 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2074 in the middle of insns for casesi_worker_2.
2076 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2078 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2080 2010-04-22 Ira Rosen <irar@il.ibm.com>
2082 PR tree-optimization/43842
2083 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2084 loop unrolling in update of exit phis. Fix comment.
2085 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2086 least two reduction statements in the loop before starting SLP
2089 2010-04-22 Nick Clifton <nickc@redhat.com>
2091 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2093 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2095 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2098 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2100 * tree-parloops.c (loop_parallel_p): New argument
2101 parloop_obstack. Pass it down.
2102 (parallelize_loops): New variable parloop_obstack. Initialize it,
2103 pass it down, free it.
2105 * tree-loop-linear.c (linear_transform_loops): Pass down
2108 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2109 of type struct obstack *.
2111 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2112 scratch_obstack. Initialize it, pass down, free it.
2114 * lambda.h (lambda_loop_new): Remove.
2115 (lambda_matrix_new, lambda_matrix_inverse)
2116 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2117 argument of type struct obstack *.
2119 * lambda-trans.c (lambda_trans_matrix_new): New argument
2120 lambda_obstack. Pass it down, use obstack allocation for ret.
2121 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2124 * lambda-mat.c (lambda_matrix_get_column)
2125 (lambda_matrix_project_to_null): Remove.
2126 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2128 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2131 * lambda-code.c (lambda_loop_new): New function.
2132 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2133 (lambda_compute_auxillary_space, lambda_compute_target_space)
2134 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2135 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2136 (build_access_matrix): New argument lambda_obstack. Use obstack
2138 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2139 argument lambda_obstack. Pass it down.
2141 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2143 * optabs.h (expand_widening_mult): Declare.
2145 2010-04-22 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/43845
2148 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2149 lookup the CALL_EXPR function and arguments.
2151 2010-04-22 Nick Clifton <nickc@redhat.com>
2153 * config/stormy16/stormy16.c
2154 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2155 * config/stormy16/stormy16.h: Tidy up formatting.
2156 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2157 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2158 (ineqbranchsi): Delete pattern.
2159 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2160 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2161 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2162 stormy16-lib2-ucmpsi2.c.
2164 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2166 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2167 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2168 extra set merge_set_noclobber, and use it to relax the final test
2170 * df.h (df_simulate_find_noclobber_defs): Declare.
2171 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2173 (df_simulate_find_noclobber_defs): New function.
2175 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/i386.md: Use {} around multi-line preparation statements.
2179 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2181 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2182 (process_init_element): New argument of type struct obstack *.
2184 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2185 (set_init_index, set_init_label, set_nonincremental_init)
2186 (set_nonincremental_init_from_string, find_init_member)
2187 (output_init_element, output_pending_init_elements)
2188 (process_init_element): New argument braced_init_obstack. Pass it
2190 (push_range_stack, add_pending_init): New argument
2191 braced_init_obstack. Use obstack allocation.
2193 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2194 braced_init_obstack. Pass it down.
2195 (c_parser_braced_init): New variables ret, braced_init_obstack.
2196 Initialize obstack, pass it down and finally free it.
2198 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2201 * tree-pass.h (pass_optimize_widening_mul): Declare.
2202 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2203 gate_optimize_widening_mul): New static functions.
2204 (pass_optimize_widening_mul): New.
2205 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2206 <case MULT_EXPR>: Remove support for widening multiplies.
2207 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2208 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2209 simplify_gen_unary rather than directly building extensions.
2210 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2212 * expmed.c (expand_widening_mult): New function.
2213 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2215 2010-04-21 Jan Hubicka <jh@suse.cz>
2217 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2218 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2219 * lto-wpa-fixup.c: Remove.
2220 * Makefile.in (lto-wpa-fixup.o): Remove.
2221 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2222 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2223 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2225 2010-04-21 Jan Hubicka <jh@suse.cz>
2227 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2228 add write_optimization_summary, read_optimization_summary.
2229 (ipa_write_summaries_of_cgraph_node_set): Remove.
2230 (ipa_write_optimization_summaries): Declare.
2231 (ipa_read_optimization_summaries): Declare.
2232 * ipa-cp.c (pass_ipa_cp): Update.
2233 * ipa-reference.c (pass_ipa_reference): Update.
2234 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2235 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2237 * ipa-inline.c (pass_ipa_inline): Update.
2238 * ipa.c (pass_ipa_whole_program): Update.
2239 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2240 * passes.c (ipa_write_summaries_1): Do not test wpa.
2241 (ipa_write_optimization_summaries_1): New.
2242 (ipa_write_optimization_summaries): New.
2243 (ipa_read_summaries): Do not test ltrans.
2244 (ipa_read_optimization_summaries_1): New.
2245 (ipa_read_optimization_summaries): New.
2247 2010-04-21 Jan Hubicka <jh@suse.cz>
2249 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2251 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2253 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2256 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2257 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2259 2010-04-21 Jan Hubicka <jh@suse.cz>
2261 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2263 2010-04-21 Jan Hubicka <jh@suse.cz>
2265 * varpool.c (decide_is_variable_needed): Variable is always needed
2268 2010-04-21 Jan Hubicka <jh@suse.cz>
2270 * opts.c (decode_options): Enable pure-const pass for whopr.
2272 2010-04-21 Jan Hubicka <jh@suse.cz>
2274 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2275 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2277 (cgraph_decide_inlining): Do not expect callee to be removed in all
2280 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2282 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2284 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2287 amdfam10_decode attributes.
2289 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2292 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2293 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2294 (lower_copyprivate_clauses): Use private var in outer
2295 context instead of original var. Make sure the types
2296 are correct for VLAs.
2298 2010-04-21 Richard Guenther <rguenther@suse.de>
2300 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2301 to non-pointer objects.
2303 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2305 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2306 last chain entry if it starts with the still current label.
2307 (add_location_or_const_value_attribute): Check that
2308 loc_list->first->next is NULL instead of comparing ->first with ->last.
2309 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2310 to add_var_loc_to_decl.
2312 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2313 >= 4 add also address size and segment size fields into CIE header.
2315 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2316 long as address size is the same as sizeof (void *) and
2318 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2319 address size or segment size is unexpected, return DW_EH_PE_omit.
2320 (classify_object_over_fdes): If get_cie_encoding returned
2321 DW_EH_PE_omit, return -1.
2322 (init_object): If classify_object_over_fdes returned -1,
2323 pretend there were no FDEs at all.
2325 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2327 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2328 bswap{si,di}2 using SWI48 mode iterator.
2329 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2330 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2331 set modrm attribute of bswap insn to 0 and remove length attribute.
2332 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2333 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2334 set mode attribute to <MODE> and remove length attribute.
2336 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2338 PR rtl-optimization/43520
2339 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2340 zero available registers.
2342 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * builtins.c (fold_builtin_cproj): Fold more cases.
2346 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2349 (fold_builtin_1): Fold builtin cproj.
2350 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2351 Use ATTR_CONST_NOTHROW_LIST.
2353 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2356 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2357 ffsi2_no_cmove for !TARGET_CMOVE.
2358 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2359 (ffssi2): Remove expander.
2360 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2362 (ctz<mode>2): Ditto from ctz{si,di}2.
2363 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2365 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2368 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2370 * dwarf2out.c (AT_linkage_name): Define.
2371 (clone_as_declaration): Handle DW_AT_linkage_name.
2372 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2373 of DW_AT_MIPS_linkage_name.
2374 (move_linkage_attr): Likewise.
2375 (dwarf2out_finish): Likewise.
2377 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2380 * fold-const.c (fold_comparison): New folding rule.
2382 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2384 * double-int.h (double_int_setbit): Declare.
2385 * double-int.c (double_int_setbit): New function.
2386 * rtl.h (immed_double_int_const): Declare.
2387 * emit-rtl.c (immed_double_int_const): New function.
2388 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2389 and immed_double_int_const functions.
2390 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2391 expand_copysign_bit): (Ditto.).
2392 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2393 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2394 * dojump.c (prefer_and_bit_test): (Ditto.).
2395 * expr.c (convert_modes, reduce_to_bit_field_precision,
2396 const_vector_from_tree): (Ditto.).
2397 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2399 2010-04-20 Jan Hubicka <jh@suse.cz>
2401 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2402 (dump_cgraph_node): Dump new flags.
2403 * cgraph.h (struct cgraph_node): Add flags
2404 reachable_from_other_partition and in_other_partition.
2405 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2406 other partition can not be removed.
2407 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2408 the other partition must be output; silence sanity checking on
2409 leaking functions bodies from other paritition.
2410 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2411 (lto_output_node): Output new flags; do not sanity check that inline
2412 clones are output; drop lto_forced_extern_inline_p code; do not mock
2413 visibility flags at partition boundaries.
2414 (add_node_to): New function.
2415 (output_cgraph): Use it to sort functions so masters appear before
2417 (input_overwrite_node): Input new flags.
2418 * passes.c (ipa_write_summaries): Do not call
2419 lto_new_extern_inline_states.
2420 * lto-section-out.c (forced_extern_inline,
2421 lto_new_extern_inline_states lto_delete_extern_inline_states,
2422 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2423 * lto-streamer.h (lto_new_extern_inline_states,
2424 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2425 lto_forced_extern_inline_p): Kill.
2427 2010-04-20 Richard Guenther <rguenther@suse.de>
2429 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2430 from vars that can have pointers.
2431 (process_constraint): Dump useless constraints.
2433 2010-04-20 Richard Guenther <rguenther@suse.de>
2435 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2436 (dump_sa_points_to_info): Remove asserts.
2437 (init_base_vars): nothing_id isn't an escape point nor does it
2440 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2442 * tree.h (TYPE_REF_IS_RVALUE): Define.
2443 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2444 should_move_die_to_comdat, prune_unused_types_walk): Handle
2445 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2446 (modified_type_die, gen_reference_type_die): Emit
2447 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2448 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2450 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2453 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2454 calls for -fpic -m31 if they have been sibcall optimized.
2456 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2458 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2459 ar.lc fixed and call-used.
2461 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2463 2010-04-19 Jan Hubicka <jh@suse.cz>
2465 * opts.c (decode_options): Disable whpr incompatible passes.
2466 * lto/lto.c (lto_1_to_1_map): Skip clones.
2467 (read_cgraph_and_symbols): Do not mark everything as needed.
2468 (do_whole_program_analysis): Do map only after optimizing;
2469 set proper cgraph_state; use passmanager.
2471 2010-04-19 DJ Delorie <dj@redhat.com>
2473 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2474 POINTER_PLUS_EXPR and fix them.
2476 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2478 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2479 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2480 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2481 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2482 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2483 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2484 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2485 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2486 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2487 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2488 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2490 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2492 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2493 (check_cond_move_block): Likewise.
2494 (cond_move_process_if_block): Likewise.
2495 (noce_find_if_block): Improve formatting.
2496 (find_if_header): Pass 0 to memset and tweak conditions.
2497 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2499 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2501 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2505 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2506 with non-local decl doesn't need chain.
2508 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2510 * ira-color.c (allocno_reload_assign): Avoid accumulating
2511 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2513 2010-04-19 Martin Jambor <mjambor@suse.cz>
2515 * gimple.h (create_tmp_reg): Declare.
2516 * gimplify.c (create_tmp_reg): New function.
2517 (gimplify_return_expr): Use create_tmp_reg.
2518 (gimplify_omp_atomic): Likewise.
2519 (gimple_regimplify_operands): Likewise.
2520 * tree-dfa.c (make_rename_temp): Likewise.
2521 * tree-predcom.c (predcom_tmp_var): Likewise.
2522 (reassociate_to_the_same_stmt): Likewise.
2523 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2524 (get_replaced_param_substitute): Likewise.
2525 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2526 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2527 * tree-ssa-pre.c (get_representative_for): Likewise.
2528 (create_expression_by_pieces): Likewise.
2529 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2530 (create_tailcall_accumulator): Likewise.
2532 2010-04-19 Martin Jambor <mjambor@suse.cz>
2534 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2536 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2538 2010-04-19 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/43796
2541 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2542 from SCEV in the lattice.
2543 (vrp_visit_phi_node): Dump change.
2545 2010-04-19 Richard Guenther <rguenther@suse.de>
2547 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2548 * configure: Re-generated.
2550 2010-04-19 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/43783
2553 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2554 constant ARRAY_REF operands two and three if possible.
2556 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2559 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2561 2010-04-19 Jie Zhang <jie@codesourcery.com>
2564 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2566 2010-04-19 Ira Rosen <irar@il.ibm.com>
2568 PR tree-optimization/37027
2569 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2570 and macro to access it.
2571 (vectorizable_reduction): Add argument.
2572 (vect_get_slp_defs): Likewise.
2573 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2574 statements for possible use in SLP.
2575 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2576 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2577 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2579 (vectorizable_reduction): Likewise.
2580 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2582 (vectorizable_type_demotion, vectorizable_type_promotion,
2583 vectorizable_store): Likewise.
2584 (vect_analyze_stmt): Update call to vectorizable_reduction.
2585 (vect_transform_stmt): Likewise.
2586 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2587 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2588 from different interleaving chains in same node.
2589 (vect_slp_rearrange_stmts): New function.
2590 (vect_supported_load_permutation_p): Allow load permutations for
2591 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2592 inside SLP nodes if necessary.
2593 (vect_analyze_slp_instance): Handle reductions.
2594 (vect_analyze_slp): Try to build SLP instances originating from groups
2596 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2597 (vect_get_constant_vectors): Create initial vectors for reductions
2598 according to reduction code. Add new argument.
2599 (vect_get_slp_defs): Add new argument, pass it to
2600 vect_get_constant_vectors.
2601 (vect_schedule_slp_instance): Remove SLP tree root statements.
2603 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2605 * tree.h (ENUM_IS_SCOPED): Define.
2606 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2607 for ENUM_IS_SCOPED enums.
2609 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2611 * fold-const.c (fold_comparison): Use ssizetype.
2612 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2613 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2614 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2615 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2617 * tree.h (initialize_sizetypes): Remove parameter.
2618 (build_common_tree_nodes): Remove second parameter.
2619 * stor-layout.c (initialize_sizetypes): Remove parameter.
2620 Always create an unsigned type.
2621 (set_sizetype): Assert that the passed type is unsigned and simplify.
2622 * tree.c (build_common_tree_nodes): Remove second parameter.
2623 Adjust call to initialize_sizetypes.
2624 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2625 build_common_tree_nodes.
2627 2010-04-18 Matthias Klose <doko@ubuntu.com>
2629 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2631 2010-04-18 Ira Rosen <irar@il.ibm.com>
2633 PR tree-optimization/43771
2634 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2635 load permutation doesn't have gaps.
2637 2010-04-18 Jan Hubicka <jh@suse.cz>
2639 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2640 (sse_prologue_save_insn expander): Use new pattern.
2641 (sse_prologue_save_insn1): New pattern and splitter.
2642 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2644 * i386.c (setup_incoming_varargs_64): Do not compute jump
2646 (ix86_gimplify_va_arg): Update alignment needed.
2647 (ix86_local_alignment): Do not align all local arrays to 128bit.
2649 2010-04-17 Jan Hubicka <jh@suse.cz>
2651 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2653 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2655 * arm.md (negdi2): Remove redundant code to force values into a
2658 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2660 * arm/bpabi.S: Add EABI alignment attributes to objects.
2661 * arm/bpabi-v6m.S: Likewise.
2662 * arm/crti.asm: Likewise.
2663 * arm/crtn.asm: Likewise.
2664 * arm/lib1funcs.asm: Likewise.
2665 * arm/libunwind.S: Likewise.
2667 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2669 * arm-protos.h (tune_params): New structure.
2670 * arm.c (current_tune): New variable.
2671 (arm_constant_limit): Delete.
2672 (struct processors): Add pointer to the tune parameters.
2673 (arm_slowmul_tune): New tuning option.
2674 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2675 (all_cores): Adjust to pick up the tuning model.
2676 (arm_constant_limit): New function.
2677 (arm_override_options): Select the appropriate tuning model. Delete
2678 initialization of arm_const_limit.
2679 (arm_split_constant): Use the new constant-limit model.
2680 (arm_rtx_costs): Pick up the current tuning model.
2681 * arm.md (is_strongarm, is_xscale): Delete.
2682 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2683 for Xscale variant architectures.
2684 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2686 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2688 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2690 (arm_rtx_costs_1): Remove unused variable extra_cost.
2691 (arm_unwind_emit_set): Use variable offset.
2692 (thumb1_output_casesi): Remove unused variable flags.
2694 2010-04-16 Jeff Law <law@redhat.com>
2696 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2697 needing assignment rather than doing a two-phase assignment. Remove
2698 unused variable 'm'.
2700 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2703 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2705 2010-04-16 Doug Kwan <dougkwan@google.com>
2707 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2708 (next_operand_entry_id): New static variable.
2709 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2710 (add_to_ops_vec): Assigned unique ID to operand entry.
2711 (struct oecount_s): New field ID.
2712 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2713 (undistribute_ops_list): Assign unique IDs to oecounts.
2714 (init_reassoc): reset next_operand_entry_id.
2716 2010-04-16 Doug Kwan <dougkwan@google.com>
2718 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2719 missing left parenthesis.
2721 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2724 *btdi_rex64 using SWI48 mode iterator.
2725 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2726 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2727 *jcc_btdi_mask_rex64.
2729 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2731 * double-int.h (tree_to_double_int): Convert to macro.
2732 * double-int.c (tree_to_double_int): Remove.
2734 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2737 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2738 with want_address 2 and in case a single element list might be
2739 possible, call it again with want_address 0.
2741 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2743 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2744 case 'W' print operands for HI mode.
2745 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2746 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2747 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2748 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2750 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2752 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2753 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2754 #xx:3 and #xx:4 mode.
2756 * config/h8300/h8300.md (inverted load with HImode dest): Add
2757 support for H8300SX.
2759 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2760 satisfy 'U' constraint.
2762 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2764 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2765 * configure: Regenerate.
2766 * config.in: Regenerate.
2767 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2770 2010-04-16 Richard Guenther <rguenther@suse.de>
2772 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2773 (struct tree_decl_common): ... here.
2774 (DECL_PT_UID): Adjust.
2775 (SET_DECL_PT_UID): Likewise.
2776 (DECL_PT_UID_SET_P): Likewise.
2778 2010-04-16 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/43572
2781 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2782 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2783 * tree-flow.h (is_call_clobbered): Remove.
2784 * tree-flow-inline.h (is_call_clobbered): Likewise.
2785 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2786 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2787 (execute_return_slot_opt): Adjust.
2788 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2789 check for call clobbered vars here.
2790 (find_tail_calls): Move tailcall verification to the
2793 2010-04-16 Diego Novillo <dnovillo@google.com>
2795 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2797 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2800 * config/arm/arm.md (cbranchqi4): New pattern.
2801 * config/arm/predicates.md (const0_operand,
2802 cbranchqi4_comparison_operator): New predicates.
2804 2010-04-16 Richard Guenther <rguenther@suse.de>
2806 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2807 (dump_gimple_stmt): Likewise.
2809 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2811 * recog.h (struct recog_data): New field is_operator.
2812 (struct insn_operand_data): New field is_operator.
2813 * recog.c (extract_insn): Set recog_data.is_operator.
2814 * genoutput.c (output_operand_data): Emit code to set the
2816 * reload.c (find_reloads): Use it rather than testing for an
2817 empty constraint string.
2820 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2821 If the previous insn is a cbranchsi4_insn with the same arguments,
2822 omit the compare instruction.
2824 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2825 register, inputs must be low registers and we need a low register
2826 scratch. Handle alternative 2 like alternative 3.
2828 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2830 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2831 don't call get_addr on both. If one expression is a VALUE and
2832 the other a REG, check VALUE's locs if the REG isn't among them.
2834 2010-04-16 Christian Bruel <christian.bruel@st.com>
2836 * config/sh/sh.h (sh_frame_pointer_required): New function.
2837 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2838 (flag_omit_frame_pointer) Set.
2839 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2840 (rounded_frame_size): Adjust size with outgoing_args_size.
2841 (sh_set_return_address): Must return from stack pointer.
2842 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2843 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2844 (ACCUMULATE_OUTGOING_ARGS): Define.
2845 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2846 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2848 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2851 * config/sh/sh.c (sh_legitimize_reload_address): Use
2852 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2853 Remove a unneeded check for offset_base.
2855 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2857 * configure: Regenerated.
2859 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2861 * config/s390/s390.c (s390_call_save_register_used): Switch back
2862 to HARD_REGNO_NREGS.
2864 2010-04-15 Richard Guenther <rguenther@suse.de>
2866 * alias.c (alias_set_subset_of): Handle alias-set zero
2869 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2870 Julian Brown <julian@codesourcery.com>
2872 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2873 alternatives according to use of high and low regs.
2874 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2875 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2876 optimizing for size on Thumb-2.
2878 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2880 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2882 2010-04-15 Richard Guenther <rguenther@suse.de>
2884 * tree-ssa-structalias.c (struct variable_info): Add
2886 (new_var_info): Initialize it.
2887 (dump_constraints): Support printing last added constraints.
2888 (debug_constraints): Adjust.
2889 (dump_constraint_graph): Likewise.
2890 (make_heapvar_for): Check for NULL cfun.
2891 (get_function_part_constraint): New function.
2892 (get_fi_for_callee): Likewise.
2893 (find_func_aliases): Properly implement IPA PTA constraints.
2894 (process_ipa_clobber): New function.
2895 (find_func_clobbers): Likewise.
2896 (insert_into_field_list_sorted): Remove.
2897 (create_function_info_for): Properly allocate vars for IPA mode.
2898 Do not use insert_into_field_list_sorted.
2899 (create_variable_info_for): Properly generate constraints for
2900 global vars in IPA mode.
2901 (dump_solution_for_var): Always dump the solution.
2902 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2903 (find_what_var_points_to): Adjust.
2904 (pt_solution_set): Change.
2905 (pt_solution_ior_into): New function.
2906 (pt_solution_empty_p): Export.
2907 (pt_solution_includes_global): Adjust.
2908 (pt_solution_includes_1): Likewise.
2909 (pt_solutions_intersect_1): Likewise.
2910 (dump_sa_points_to_info): Check some invariants.
2911 (solve_constraints): Move constraint dumping ...
2912 (compute_points_to_sets): ... here.
2913 (ipa_pta_execute): ... and here.
2914 (compute_may_aliases): Do not re-compute points-to info
2915 locally if IPA info is available.
2916 (ipa_escaped_pt): New global var.
2917 (ipa_pta_execute): Properly implement IPA PTA.
2918 * tree-into-ssa.c (dump_decl_set): Support dumping
2919 decls not in referenced-vars.
2920 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2921 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2922 (dump_points_to_solution): Likewise.
2923 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2924 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2925 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2926 (copy_decl_to_var): Copy DECL_PT_UID.
2927 (copy_result_decl_to_var): Likewise.
2928 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2929 (copy_node_stat): Copy it.
2930 * tree.h (DECL_PT_UID): New macro.
2931 (SET_DECL_PT_UID): Likewise.
2932 (DECL_PT_UID_SET_P): Likewise.
2933 (struct tree_decl_minimal): Add pt_uid member.
2934 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2935 (pt_solution_empty_p): Declare.
2936 (pt_solution_set): Adjust.
2937 (ipa_escaped_pt): Declare.
2938 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2939 * gimple-pretty-print.c (pp_points_to_solution): New function.
2940 (dump_gimple_call): Dump call clobber/use information.
2941 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2942 * tree-pass.h (TDF_ALIAS): New dump option.
2943 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2944 * doc/invoke.texi (-fipa-pta): Update documentation.
2946 2010-04-15 Richard Guenther <rguenther@suse.de>
2948 * Makefile.in (OBJS-common): Add gimple-fold.o.
2949 (gimple-fold.o): New rule.
2950 * tree.h (maybe_fold_offset_to_reference,
2951 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2953 * gimple.h: ... here.
2954 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2955 may_propagate_address_into_dereference): Move prototypes ...
2956 * gimple.h: ... here.
2957 * tree-ssa-ccp.c (get_symbol_constant_value,
2958 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2959 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2960 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2961 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2962 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2963 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2964 gimplify_and_update_call_from_tree): Move ...
2965 * gimple-fold.c: ... here. New file.
2966 (ccp_fold_builtin): Rename to ...
2967 (gimple_fold_builtin): ... this.
2968 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2970 2010-04-15 Richard Guenther <rguenther@suse.de>
2972 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2973 fit_double_type, force_fit_type_double, add_double_with_sign,
2974 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2975 lrotate_double, rrotate_double, div_and_round_double): Move ...
2976 * double-int.c: ... here.
2977 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2978 add_double, neg_double, mul_double_with_sign, mul_double,
2979 lshift_double, rshift_double, lrotate_double, rrotate_double,
2980 div_and_round_double): Move prototypes ...
2981 * double-int.h: ... here.
2983 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2986 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2987 matching constraints to ensure inputs match the output.
2989 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2992 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2993 in an input-only operand.
2995 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2997 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2998 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2999 (double_int_negative_p): Convert to static inline function.
3000 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3001 (double_int_negative_p): Remove.
3002 * tree.h (lshift_double, rshift_double):
3003 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3004 * fold-const.c (fold_convert_const_int_from_real,
3005 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3006 (lshift_double): Change type of arith argument to bool.
3007 (rshift_double): Change type of arith argument to bool. Correct
3009 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3011 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3014 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3015 at the start and end of the then/else blocks, and omit them from the
3017 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3018 argument; all callers changed. Pass zero to old_insns_match_p instead.
3019 (flow_find_head_matching_sequence): New function.
3020 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3021 * basic-block.h (flow_find_cross_jump,
3022 flow_find_head_matching_sequence): Declare functions.
3024 2010-04-14 Jason Merrill <jason@redhat.com>
3027 * c-common.c (attribute_takes_identifier_p): New fn.
3028 * c-common.h: Declare it.
3030 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3032 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3034 (*udivmod<mode>4): Ditto.
3036 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.md (maxmin_int): Rename code attribute from
3039 maxminiprefix and update all users.
3040 (maxmin_float): Ditto from maxminfprefix.
3041 (logic): Ditto from logicprefix.
3042 (absneg_mnemonic): Ditto from absnegprefix.
3043 * config/i386/mmx.md: Update all users of maxminiprefix,
3044 maxminfprefix and logicprefix for rename.
3045 * config/i386/sse.md: Ditto.
3046 * config/i386/sync.md (sync_<code><mode>): Update for
3049 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3052 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3053 warnings converted to errors.
3055 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3057 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3058 used insn_type variable.
3059 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3060 to avoid set-but-not-used warning.
3062 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3064 * df-core.c (df_ref_debug): Change format string placeholder
3066 * dwarf2asm.c (dw2_asm_output_data_raw,
3067 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3068 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3069 * dwarf2out.c (output_cfi, output_cfi_directive,
3070 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3071 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3073 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3074 * print-rtl.c (print_rtx): Ditto.
3076 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3079 * builtins.c (expand_builtin_pow_root): New function to expand pow
3080 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3081 series of sqrt and cbrt calls under -ffast-math.
3082 (expand_builtin_pow): Call it.
3084 2010-04-14 Michael Matz <matz@suse.de>
3086 PR tree-optimization/42963
3087 * tree-cfg.c (touched_switch_bbs): New static variable.
3088 (group_case_labels_stmt): New function broken out from ...
3089 (group_case_labels): ... here, use the above.
3090 (start_recording_case_labels): Allocate touched_switch_bbs.
3091 (end_recording_case_labels): Deallocate it, call
3092 group_case_labels_stmt.
3093 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3095 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3097 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3100 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3104 2010-04-13 Jan Hubicka <jh@suse.cz>
3106 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3107 of optimized out static functions.
3108 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3109 cost computation. Also sanity check for overflows.
3110 (update_caller_keys): Update cgraph_edge_badness call; properly
3111 update fibheap and sanity check that it is up to date.
3112 (add_new_edges_to_heap): Update cgraph_edge_badness.
3113 (cgraph_decide_inlining_of_small_function): Likewise;
3114 add sanity checking that badness in heap is up to date;
3115 improve dumping of reason; Update badness of calls to the
3116 offline copy of function currently inlined; dump badness
3117 of functions not inlined because of unit growth limits.
3119 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3122 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3123 because of sign-extension change when converting to sizetype here...
3124 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3126 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3127 the folding to constants. Remove redundant final conversion.
3128 (fold_binary) <associate>: Do not associate if the re-association of
3129 constants alone overflows.
3130 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3131 to the end of the list.
3132 (multiple_of_p) <COND_EXPR>: New case.
3134 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3136 * opt-functions.awk (opt_sanitized_name): New.
3138 * optc-gen.awk: Use it
3139 * opth-gen.awk: Use it.
3141 2010-04-13 Martin Jambor <mjambor@suse.cz>
3143 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3144 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3145 children. Call replace_uses_with_default_def_ssa_name to handle
3148 2010-04-13 Michael Matz <matz@suse.de>
3151 * builtins.c (expand_builtin_interclass_mathfn): Also create
3152 a register if the predicate doesn't match.
3154 2010-04-13 Diego Novillo <dnovillo@google.com>
3156 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3157 * c-pch.c: Include timevar.h.
3158 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3159 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3160 * ggc-common.c: Include timevar.h.
3161 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3162 * timevar.def (TV_PCH_SAVE): Define.
3163 (TV_PCH_CPP_SAVE): Define.
3164 (TV_PCH_PTR_REALLOC): Define.
3165 (TV_PCH_PTR_SORT): Define.
3166 (TV_PCH_RESTORE): Define.
3167 (TV_PCH_CPP_RESTORE): Define.
3169 2010-04-13 Michael Matz <matz@suse.de>
3171 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3173 (can_reassociate_p): New function.
3174 (break_up_subtract_bb, reassociate_bb): Use it.
3176 2010-04-13 Richard Guenther <rguenther@suse.de>
3179 * builtins.c (c_readstr): Fix assert.
3181 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3183 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3184 when generating cltd insn.
3186 (*ashl<mode>3_1): Remove special handling for register operand 2.
3187 (*ashlsi3_1_zext): Ditto.
3188 (*ashlhi3_1): Ditto.
3189 (*ashlhi3_1_lea): Ditto.
3190 (*ashlqi3_1): Ditto.
3191 (*ashlqi3_1_lea): Ditto.
3192 (*<shiftrt_insn><mode>3_1): Ditto.
3193 (*<shiftrt_insn>si3_1_zext): Ditto.
3194 (*<shiftrt_insn>qi3_1_slp): Ditto.
3195 (*<rotate_insn><mode>3_1): Ditto.
3196 (*<rotate_insn>si3_1_zext): Ditto.
3197 (*<rotate_insn>qi3_1_slp): Ditto.
3199 2010-04-13 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-structalias.c (callused_id): Remove.
3202 (call_stmt_vars): New.
3203 (get_call_vi): Likewise.
3204 (lookup_call_use_vi): Likewise.
3205 (lookup_call_clobber_vi): Likewise.
3206 (get_call_use_vi): Likewise.
3207 (get_call_clobber_vi): Likewise.
3208 (make_transitive_closure_constraints): Likewise.
3209 (handle_const_call): Adjust to do per-call call-used handling.
3210 (handle_pure_call): Likewise.
3211 (find_what_var_points_to): Remove general callused handling.
3212 (init_base_vars): Likewise.
3213 (init_alias_vars): Initialize call_stmt_vars.
3214 (compute_points_to_sets): Process call-used and call-clobbered
3215 vars for call statements.
3216 (delete_points_to_sets): Free call_stmt_vars.
3218 2010-04-13 Richard Guenther <rguenther@suse.de>
3220 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3221 Only add RW dependence for dependence distance zero.
3222 Adjust maximal vectorization factor according to dependences.
3223 Move alignment handling ...
3224 (vect_find_same_alignment_drs): ... here. New function.
3225 (vect_analyze_data_ref_dependences): Adjust.
3226 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3227 (vect_analyze_data_refs): Adjust minimal vectorization factor
3228 according to data references.
3229 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3230 dependences before determining the vectorization factor.
3231 Analyze alignment after determining the vectorization factor.
3232 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3233 dependences before alignment.
3234 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3236 (vect_analyze_data_refs): Likewise.
3237 (MAX_VECTORIZATION_FACTOR): New define.
3239 2010-04-13 Duncan Sands <baldrick@free.fr>
3241 * except.h (lang_eh_type_covers): Remove.
3242 * except.c (lang_eh_type_covers): Likewise.
3244 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3245 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3247 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3248 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3249 UNITS_PER_LONG where it is ABI relevant.
3250 (s390_return_addr_rtx): Likewise.
3251 (s390_back_chain_rtx): Likewise.
3252 (s390_frame_area): Likewise.
3253 (s390_frame_info): Likewise.
3254 (s390_initial_elimination_offset): Likewise.
3255 (save_gprs): Likewise.
3256 (s390_emit_prologue): Likewise.
3257 (s390_emit_epilogue): Likewise.
3258 (s390_function_arg_advance): Likewise.
3259 (s390_function_arg): Likewise.
3260 (s390_va_start): Likewise.
3261 (s390_gimplify_va_arg): Likewise.
3262 (s390_function_profiler): Likewise.
3263 (s390_optimize_prologue): Likewise.
3264 (s390_rtx_costs): Likewise.
3265 (s390_secondary_reload): Likewise.
3266 (s390_promote_function_mode): Likewise.
3267 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3268 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3269 registers available.
3270 (s390_unwind_word_mode): New function.
3271 (s390_function_value): Split 64 bit values into register pair if
3272 used as return value.
3273 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3274 function call parameters. Handle parallels.
3275 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3276 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3277 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3278 (s390_expand_setmem): Remove unused variable src_addr.
3279 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3280 deal with 64 bit registers.
3281 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3282 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3283 (UNITS_PER_LONG): New macro.
3284 * libjava/include/s390-signal.h: Define extended ucontext
3285 structure containing the upper halfs of the 64 bit registers.
3287 2010-04-13 Simon Baldwin <simonb@google.com>
3289 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3291 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3293 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3294 rvalue on the RHS if the LHS is of a non-renamable type.
3295 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3297 2010-04-13 Matthias Klose <doko@ubuntu.com>
3299 * gcc.c (cc1_options): Handle -iplugindir before processing
3300 the cc1 spec. Only add -iplugindir once.
3301 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3303 * common.opt (iplugindir): Remove `Separate' property, initialize.
3304 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3306 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3307 (distclean): Remove plugin dir.
3308 * doc/invoke.texi: Document -iplugindir.
3310 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3312 * doc/plugins.texi (Loading Plugins): Document short
3313 -fplugin=foo option.
3314 (Plugin API): Mention default_plugin_dir_name function.
3316 * gcc.c (find_file_spec_function): Add new declaration.
3317 (static_spec_func): Use it for "find-file".
3318 (find_file_spec_function): Add new function.
3319 (cc1_options): Add -iplugindir option if -fplugin* options found.
3321 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3323 * plugin.c (add_new_plugin): Updated comment, and handle short
3325 (default_plugin_dir_name): Added new function.
3327 * common.opt (iplugindir): New option to set the plugin directory.
3329 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.md (any_rotate): New code iterator.
3332 (rotate_insn): New code attribute.
3334 (SWIM124): New mode iterator.
3335 (<rotate_insn>ti3): New expander.
3336 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3337 any_rotate code iterator.
3338 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3339 using any_rotate code iterator and SWIM124 mode iterator.
3340 (ix86_rotlti3): New insn_and_split pattern.
3341 (ix86_rotrti3): Ditto.
3342 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3343 ix86_rotl{di,ti}3 patterns.
3344 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3345 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3346 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3347 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3348 code iterator and SWI mode iterator.
3349 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3350 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3352 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3353 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3354 (bswap rotatert splitter): Add splitter.
3355 (bswap splitter): Macroize splitter using any_rotate code iterator.
3356 Add insn predicate to split only for TARGET_USE_XCHGB or when
3357 optimizing function for size.
3359 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3361 * config/pa/pa.c (emit_move_sequence): Remove use of
3362 deleted variable flag_argument_noalias.
3364 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3366 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3368 Add to unsupported targets list.
3369 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3370 sparc*-sun-solaris2.[567]* from target lists.
3371 * configure: Regenerate.
3372 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3374 Remove Solaris 7 patch references.
3375 (Specific, sparc-sun-solaris2.7): Removed.
3376 (sparc-sun-solaris2*): Update Solaris 7 example.
3377 (sparc64-*-solaris2*): Likewise.
3379 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3381 * config.build (alpha*-dec-osf4*): Remove.
3382 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3383 of obsolete configurations.
3384 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3386 * config/alpha/t-osf4: Renamed to ...
3387 * config/alpha/t-osf5: ... this.
3388 * config/alpha/osf.h: Renamed to ...
3389 * config/alpha/osf5.h: ... this.
3390 Merged old osf5.h contents.
3392 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3393 (EXTRA_SPECS): Removed.
3394 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3395 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3398 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3400 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3402 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3405 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3406 __thiscall convention.
3408 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3410 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3412 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3414 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3416 * function.c (assign_parms_initialize_all): Add unused attribute
3419 2010-04-12 Richard Guenther <rguenther@suse.de>
3421 * gsstruct.def (GSS_CALL): New.
3422 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3423 * gimple.h: Include tree-ssa-alias.h.
3424 (struct gimple_statement_call): New.
3425 (union gimple_statement_struct_d): Add gimple_call member.
3426 (gimple_call_reset_alias_info): Declare.
3427 (gimple_call_use_set): New function.
3428 (gimple_call_clobber_set): Likewise.
3429 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3430 * gimple.c (gimple_call_reset_alias_info): New function.
3431 (gimple_build_call_1): Call it.
3432 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3433 * tree-inline.c (remap_gimple_stmt): Likewise.
3434 (expand_call_inline): Remove callused handling.
3435 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3436 * tree-dfa.c (dump_variable): Likewise.
3437 * tree-parloops.c (parallelize_loops): Likewise.
3438 * tree-ssa.c (init_tree_ssa): Likewise.
3439 (delete_tree_ssa): Likewise.
3440 * tree-flow-inline.h (is_call_used): Remove.
3441 * tree-flow.h (struct gimple_df): Remove callused member.
3442 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3443 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3444 (ref_maybe_used_by_call_p_1): Simplify.
3445 (call_may_clobber_ref_p_1): Likewise.
3446 * tree-ssa-structalias.c (compute_points_to_sets): Set
3447 the call stmt used and clobbered sets.
3448 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3449 (find_tail_calls): Verify the tail call.
3451 2010-04-12 Richard Guenther <rguenther@suse.de>
3453 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3454 single-iteration always-inline inlining.
3455 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3456 (cgraph_decide_inlining): Do not handle always-inline specially.
3457 (try_inline): Remove always-inline cycle detection special case.
3458 Do not recurse on always-inlines.
3459 (cgraph_early_inlining): Do not iterate if not optimizing.
3460 (cgraph_gate_early_inlining): remove.
3461 (pass_early_inline): Run unconditionally.
3462 (gate_cgraph_decide_inlining): New function.
3463 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3464 not inlining or optimizing.
3465 (cgraph_decide_inlining_of_small_functions): Also consider
3466 always-inline functions.
3467 (cgraph_default_inline_p): Return true for nodes which should
3468 disregard inline limits.
3469 (estimate_function_body_sizes): Assume zero size and time for
3470 nodes which are marked as disregarding inline limits.
3471 (cgraph_decide_recursive_inlining): Do not perform recursive
3472 inlining on always-inline nodes.
3474 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3477 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3478 for exprs satisfying handled_component_p.
3480 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3482 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3483 non-constant aggregate elements.
3485 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3486 is a real initialization.
3488 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3491 * c-decl.c (start_function): Move forward check for nested function.
3493 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3495 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3496 * config/sh/sh.c: Include reload.h.
3497 (sh_legitimize_reload_address): New.
3498 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3499 sh_legitimize_reload_address.
3501 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3503 * config/sh/sh.md (*movqi_pop): New insn pattern.
3504 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3506 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3508 * config/i386/i386.md (any_shiftrt): New code iterator.
3509 (shiftrt_insn): New code attribute.
3511 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3512 using any_shiftrt code iterator.
3513 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3514 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3515 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3516 pattern from corresponding peephole2 patterns.
3517 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3518 using any_shiftrt code iterator.
3519 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3520 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3521 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3522 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3523 *{ashr,lshr}<mode>3_cmp_zext.
3524 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3526 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3528 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3530 (*lshr<mode>3_cconly): Ditto.
3532 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3535 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3536 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3537 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3539 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3540 from corresponding peephole2 patterns.
3541 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3542 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3543 and *lshrdi3_1_rex64 using SWI mode iterator.
3544 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3545 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3546 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3547 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3548 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3549 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3550 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3551 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3552 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3555 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3557 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3558 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3559 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3560 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3562 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3563 from corresponding peephole2 patterns.
3564 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3565 (ashrsi3_cvt): Rename from ashrsi3_31.
3566 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3567 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3568 and x86_64_shift_adj_3 using SWI48 mode iterator.
3569 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3570 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3571 and *ashrdi3_1_rex64 using SWI mode iterator.
3572 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3573 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3574 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3575 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3576 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3577 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3578 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3579 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3580 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3582 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3583 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3584 x86_shift<mode>_adj_3 expanders.
3586 2010-04-10 Wei Guozhi <carrot@google.com>
3589 * config/arm/arm.c (arm_pic_static_addr): New function.
3590 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3592 (arm_output_addr_const_extra): Output expression for new pattern.
3593 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3595 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3597 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3600 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3601 * web.c: Include "insn-config.h" and "recog.h".
3602 (union_match_dups): New function.
3603 (web_main): Call it.
3604 (union_defs): Don't try to recognize match_dups.
3606 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3607 if doing so would replace the entire pattern.
3609 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3614 and splitter pattern. Change splitter operand 1 predicate to
3617 2010-04-09 Martin Jambor <mjambor@suse.cz>
3619 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3620 lattices are addresses of CONST_DECLs with the same initial value.
3621 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3622 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3624 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3625 Bernd Schmidt <bernds@codesourcery.com>
3627 * loop-invariant.c (replace_uses): New static function.
3628 (move_invariant_reg): Use it to ensure we can replace the uses.
3630 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3632 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3634 (picochip_override_options): Enable section anchors only above -O1.
3635 (picochip_reorg): Fixed a couple of build warnings.
3637 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3639 * configure.ac (plugin -rdynamic test): Log result.
3640 * configure: Regenerate.
3641 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3642 (RDYNAMIC_SPEC): Define.
3643 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3645 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3647 * configure.ac: Determine Sun ld version numbers.
3648 (comdat_group): Restrict GNU ld version checks to gld.
3649 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3650 (enable_comdat): Support --enable-comdat.
3651 * configure: Regenerate.
3652 * doc/install.texi (Configuration): Document --enable-comdat.
3654 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3656 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3657 * config/sol2-gld.h: ... here.
3658 * config.gcc (sparc*-*-solaris2*): Reflect this.
3659 (i[34567]86-*-solaris2*): Use it.
3661 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3663 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3665 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3667 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3670 * diagnostic.c (diagnostic_initialize): Initialize
3671 some_warnings_are_errors.
3672 (diagnostic_finish): New.
3673 (diagnostic_action_after_output): Call it before exiting.
3674 (diagnostic_report_diagnostic): Do not print message here. Set
3675 some_warnings_are_errors.
3676 * diagnostic.h (diagnostic_context): Delete
3677 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3678 (diagnostic_finish): Declare.
3679 * toplev.c (toplev_main): Call it before exit.
3681 2010-04-09 Jason Merrill <jason@redhat.com>
3684 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3685 for incomplete type.
3688 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3689 based on a warning flag.
3691 2010-04-09 Richard Guenther <rguenther@suse.de>
3693 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3695 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3698 * varasm.c (default_assemble_visibility): Wrap vars that are
3699 set, but unused, by targets without GAS.
3700 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3701 Remove set, but unused, vars.
3702 (rs6000_legitimize_tls_address): Likewise.
3703 (altivec_expand_dst_builtin): Likewise.
3704 * config/darwin.c (machopic_classify_symbol): Likewise.
3705 (machopic_indirection_name): Likewise.
3707 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3709 * config/i386/i386.md (DWI): New mode iterator.
3710 (S): New mode attribute.
3711 (shift_operand): Ditto.
3712 (shift_immediate_operand): Ditto.
3713 (ashl_input_operand): Ditto.
3714 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3715 using SDWIM mode iterator.
3716 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3717 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3719 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3720 from corresponding peephole2 patterns.
3721 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3722 and x86_64_shift_adj_1 using SWI48 mode iterator.
3723 (x86_shift<mode>_adj_2): Ditto.
3724 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3725 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3726 using SWI48 mode iterator.
3727 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3728 *ashldi3_cmp_rex64 using SWI mode iterator.
3729 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3730 *ashldi3_cconly_rex64 using SWI mode iterator.
3731 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3732 x86_shift<mode>_adj_{1,2}.
3733 (ix86_split_ashr): Ditto.
3734 (ix86_split_lshr): Ditto.
3736 2010-04-09 Richard Guenther <rguenther@suse.de>
3738 * target.h (builtin_conversion): Pass in input and output types.
3739 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3740 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3741 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3742 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3744 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3746 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3748 2010-04-09 Richard Guenther <rguenther@suse.de>
3751 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3753 2010-04-09 Richard Guenther <rguenther@suse.de>
3755 * tree-vectorizer.h (struct _stmt_vec_info): Document
3756 that vectype is the type of the LHS.
3757 (supportable_widening_operation, supportable_narrowing_operation):
3758 Get both input and output vector types as arguments.
3759 (vect_is_simple_use_1): Declare.
3760 (get_same_sized_vectype): Likewise.
3761 * tree-vect-loop.c (vect_determine_vectorization_factor):
3762 Set STMT_VINFO_VECTYPE to the vector type of the def.
3763 (vectorizable_reduction): Adjust.
3764 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3765 Adjust. Specify the output vector type.
3766 (vect_pattern_recog_1): Adjust.
3767 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3768 (vectorizable_call): Adjust.
3769 (vectorizable_conversion): Likewise.
3770 (vectorizable_operation): Likewise.
3771 (vectorizable_type_demotion): Likewise.
3772 (vectorizable_type_promotion): Likewise.
3773 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3775 (vect_is_simple_use_1): New function.
3776 (supportable_widening_operation): Get both input and output
3778 (supportable_narrowing_operation): Likewise.
3779 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3781 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3783 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3784 __thiscall and _thiscall as predefined macros.
3785 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3786 thiscall attribute handling.
3787 (ix86_comp_type_attributes): Likewise.
3788 (ix86_function_regparm): Likewise.
3789 (ix86_return_pops_args): Likewise.
3790 (init_cumulative_args): Likewise.
3791 (find_drap_reg): Likewise.
3792 (ix86_static_chain): Likewise.
3793 (x86_this_parameter): Likewise.
3794 (x86_output_mi_thunk): Likewise.
3795 (ix86_attribute_table): Add description for thiscall attribute.
3796 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3797 * doc/extend.texi: Add documentation for thiscall.
3799 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3802 * c.opt (Wint-to-pointer-cast): Available in C++.
3803 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3805 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3807 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3808 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3809 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3810 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3811 function type instead. Reorder and simplify checks.
3813 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3815 2010-04-08 Jing Yu <jingyu@google.com>
3816 Zdenek Dvorak <ook@ucw.cz>
3818 PR tree-optimization/42720
3819 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3820 loop unswitch conditions here from ...
3821 (tree_unswitch_single_loop): ... here.
3823 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3825 * tree-if-conv.c: Fix comments and simplify logic.
3827 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3829 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3830 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3831 (main_tree_if_conversion): Update call to tree_if_conversion.
3833 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3836 * doc/invoke.texi (-b,-V): Delete.
3837 * doc/tm.texi: Do not mention -b.
3838 * gcc.c (display_help): Delete -b and -V.
3839 (process_command): Delete -b and -V.
3840 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3842 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3843 Wolfgang Gellerich <gellerich@de.ibm.com>
3845 Implement target hook for loop unrolling
3846 * target.h (loop_unroll_adjust): Add a new target hook function.
3847 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3848 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3849 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3850 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3851 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3853 (decide_unroll_stupid): Likewise.
3855 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3858 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3860 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3862 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3863 (Specific, *-*-solaris2*): Likewise.
3864 Don't prefer Sun as over GNU as.
3866 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3868 * config/s390/s390.c (override_options): Adjust the z10
3869 defaults for max-unroll-times, max-completely-peeled-insns
3870 and max-completely-peel-times.
3872 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3874 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3875 instructions for z10.
3876 (s390_expand_setmem): Likewise.
3877 (s390_expand_cmpmem): Likewise.
3879 2010-04-08 Richard Guenther <rguenther@suse.de>
3881 PR tree-optimization/43679
3882 * tree-ssa-pre.c (eliminate): Only propagate copies.
3884 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3887 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3888 set but not used variable warning.
3890 2010-04-08 Wei Guozhi <carrot@google.com>
3893 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3894 (arm_size_rtx_costs): Call the new function when optimized for size.
3896 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3899 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3900 op0 is not a MEM, just return NULL instead of assertion
3902 (discover_nonconstant_array_refs): Don't walk debug stmts.
3904 2010-04-08 Doug Kwan <dougkwan@google.com>
3906 * configure.ac: Recognize gold and do not use its version number
3907 to test ld features.
3908 * configure: Regenerate.
3910 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3913 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3914 (negate_value): Move code to push elements to broken_up_substracts ...
3915 (eliminate_plus_minus_pair): ... here. Push operands that have no
3916 negative pair to plus_negates.
3917 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3919 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3921 * doc/install.texi (Configuration): Move description of
3922 --enable-lto, --with-libelf*, --enable-gold from Java section to
3925 * doc/generic.texi (Working with declarations)
3926 (Function Properties, C and C++ Trees): Fix typos.
3927 * doc/sourcebuild.texi (Top Level): Likewise.
3929 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3932 * tree.h (DECL_READ_P): Define.
3933 (struct tree_decl_common): Add decl_read_flag.
3934 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3935 a set but not used warning.
3936 (merge_decls): Merge DECL_READ_P flag.
3937 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3938 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3939 * c-common.c (handle_used_attribute, handle_unused_attribute):
3941 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3943 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3945 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3946 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3947 c_parser_binary_expression, c_parser_cast_expression,
3948 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3949 Call default_function_array_read_conversion instead of
3950 default_function_array_conversion where needed.
3951 (c_parser_unary_expression, c_parser_conditional_expression,
3952 c_parser_postfix_expression_after_primary, c_parser_initelt):
3953 Likewise. Call mark_exp_read where needed.
3954 (c_parser_statement_after_labels, c_parser_asm_operands,
3955 c_parser_typeof_specifier, c_parser_sizeof_expression,
3956 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3958 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3960 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3961 (warn_unused_but_set_parameter): Default to warn_unused
3963 * doc/invoke.texi: Document -Wunused-but-set-variable and
3964 -Wunused-but-set-parameter.
3966 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3967 used count variable.
3968 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3969 when operandN variables aren't used in the body of the expander
3971 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3972 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3973 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3974 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3975 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3976 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3977 * tree.c (PROCESS_ARG): Likewise.
3979 2010-04-07 Simon Baldwin <simonb@google.com>
3981 * diagnostic.h (diagnostic_override_option_index): New macro to
3982 set a diagnostic's option_index.
3983 * c-tree.h (c_cpp_error): Add warning reason argument.
3984 * opts.c (_warning_as_error_callback): New.
3985 (register_warning_as_error_callback): Store callback for
3986 warnings enabled via enable_warning_as_error.
3987 (enable_warning_as_error): Call callback, minor code tidy.
3988 * opts.h (register_warning_as_error_callback): Declare.
3989 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3990 response to -Werror=.
3991 (c_common_init_options): Register warning_as_error_callback in opts.c.
3992 * common.opt: Add -Wno-cpp option.
3993 * c-common.c (struct reason_option_codes_t): Map cpp warning
3994 reason codes to gcc option indexes.
3995 * (c_option_controlling_cpp_error): New function, lookup the gcc
3996 option index for a cpp warning reason code.
3997 * (c_cpp_error): Add warning reason argument, call
3998 c_option_controlling_cpp_error for diagnostic_override_option_index.
3999 * doc/invoke.texi: Document -Wno-cpp.
4001 2010-04-07 Richard Guenther <rguenther@suse.de>
4003 * ipa-reference.c (mark_load): Use get_base_address.
4004 (mark_store): Likewise.
4006 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4007 inserting GIMPLE_NOPs into the IL.
4008 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4009 Explicitly strip handled components and indirect references.
4011 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4012 folding address expressions.
4013 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4014 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4015 operand_equal_p to compare decls.
4016 (ptr_deref_may_alias_decl_p): Likewise.
4017 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4018 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4019 Handle reversed comparison ops.
4020 * tree-sra.c (asm_visit_addr): Use get_base_address.
4021 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4022 * ipa-reference.c (mark_address): Use get_base_address.
4024 2010-04-07 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4027 Propagate constants everywhere.
4029 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4032 * tree.c (MAX_INT_CACHED_PREC): Define.
4033 (nonstandard_integer_type_cache): New array.
4034 (build_nonstandard_integer_type): Cache results for precision
4035 <= MAX_INT_CACHED_PREC.
4037 2010-04-07 Richard Guenther <rguenther@suse.de>
4039 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4040 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4041 * common.opt: Likewise.
4042 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4043 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4044 (nonoverlapping_memrefs_p): Likewise.
4045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4046 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4047 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4048 OPT_fargument_noalias_global for backward compatibility.
4050 2010-04-07 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/43270
4053 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4054 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4055 * tree-ssa-pre.c (phi_translate_1): Adjust.
4056 (fully_constant_expression): Split out vn_reference handling to ...
4057 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4058 Fold reads from constant strings.
4059 (vn_reference_lookup): Handle fully constant references.
4060 (vn_reference_lookup_pieces): Likewise.
4061 * Makefile.in (expmed.o-warn): Add -Wno-error.
4063 2010-04-07 Martin Jambor <mjambor@suse.cz>
4065 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4067 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4070 * gcc.c: Add -static-libstdc++ to list of recognized options.
4072 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4074 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4076 2010-04-07 Richard Guenther <rguenther@suse.de>
4079 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4080 bases build simple mem attributes to retain points-to information.
4082 2010-04-07 Richard Guenther <rguenther@suse.de>
4085 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4086 preserve points-to related information.
4088 2010-04-07 Richard Guenther <rguenther@suse.de>
4091 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4092 discard plain indirect references.
4093 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4094 * tree.c (tree_nop_conversion): Likewise.
4096 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4099 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4101 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4103 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4104 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4106 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4108 * tree-if-conv.c: Fix indentation and comments.
4110 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4112 * tree-if-conv.c: Sort static functions in topological order.
4114 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4116 * tree-if-conv.c: Fix indentation and comments.
4118 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4121 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4122 lang_hooks.types.type_for_size instead of
4123 build_nonstandard_integer_type.
4124 When converting an unsigned type to signed, double its precision.
4125 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4126 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4127 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4130 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4133 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4134 POINTER_PLUS_EXPR for pointer types.
4136 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4139 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4140 * graphite-clast-to-gimple.c: Include langhooks.h.
4141 (max_signed_precision_type): New.
4142 (max_precision_type): Takes two types as arguments.
4143 (precision_for_value): New.
4144 (precision_for_interval): New.
4145 (gcc_type_for_interval): New.
4146 (gcc_type_for_value): New.
4147 (gcc_type_for_clast_term): New.
4148 (gcc_type_for_clast_red): New.
4149 (gcc_type_for_clast_bin): New.
4150 (gcc_type_for_clast_expr): Split up into several functions.
4151 (gcc_type_for_clast_eq): Rewritten.
4152 (compute_bounds_for_level): New.
4153 (compute_type_for_level_1): New.
4154 (compute_type_for_level): New.
4155 (gcc_type_for_cloog_iv): Removed.
4156 (gcc_type_for_iv_of_clast_loop): Rewritten.
4157 (graphite_create_new_loop): Compute the lower and upper bound types
4158 with gcc_type_for_clast_expr.
4159 (graphite_create_new_loop_guard): Same.
4160 (find_cloog_iv_in_expr): Removed.
4161 (compute_cloog_iv_types_1): Removed.
4162 (compute_cloog_iv_types): Removed.
4163 (gloog): Do not call compute_cloog_iv_types.
4164 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4166 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4167 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4168 (GBB_CLOOG_IV_TYPES): Removed.
4170 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4172 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4173 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4174 (detect_commutative_reduction): Same.
4176 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4178 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4179 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4181 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4182 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4183 (rewrite_commutative_reductions_out_of_ssa): Same.
4184 * passes.c (execute_function_todo): Call verify_ssa for every pass
4185 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4186 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4187 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4188 with an extra argument.
4189 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4190 verify_ssa only when the extra argument is true.
4191 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4192 with an extra argument.
4193 (tree_transform_and_unroll_loop): Same.
4195 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4197 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4198 for all the passes of the LNO having LOOP_CLOSED_SSA.
4199 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4200 * tree-loop-distribution.c (pass_loop_distribution): Same.
4201 * tree-pass.h (TODO_verify_loops): Removed.
4202 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4204 (pass_tree_unswitch): Same.
4205 (pass_predcom): Same.
4206 (pass_vectorize): Same.
4207 (pass_linear_transform): Same.
4208 (pass_graphite_transforms): Same.
4209 (pass_iv_canon): Same.
4210 (pass_complete_unroll): Same.
4211 (pass_complete_unrolli): Same.
4212 (pass_parallelize_loops): Same.
4213 (pass_loop_prefetch): Same.
4214 (pass_iv_optimize): Same.
4216 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4219 * passes.c (init_optimization_passes): Move pass_lim before
4220 pass_copy_prop and pass_dce_loop.
4222 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4225 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4226 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4227 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4228 MULTI_* defines for 4 argument vpermil2p* builtins.
4230 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4232 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4233 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4234 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4235 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4236 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4237 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4238 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4239 Use x86_maybe_negate_const_int to output insn mnemonic.
4240 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4241 check from instruction predicate. Update comments.
4242 * config/i386/sync.md (sync_add<mode>): Use
4243 x86_maybe_negate_const_int to output insn mnemonic.
4245 2010-04-06 Jan Hubicka <jh@suse.cz>
4247 PR tree-optimization/42906
4248 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4249 IGNORE_SELF argument. Set visited_control_parents for fully
4251 (find_obviously_necessary_stmts): Update call of
4252 mark_control_dependent_edges_necessary.
4253 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4255 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4257 * config/i386/i386.md: Remove comment about 'e' and 'E'
4260 2010-04-06 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/43627
4263 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4264 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4267 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4269 * BASE-VER: Change to 4.6.0.
4272 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4275 2010-04-06 Richard Guenther <rguenther@suse.de>
4278 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4280 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4282 * doc/invoke.texi (Optimize Options): Document that LTO
4283 won't remove object access purely due to incompatible
4286 2010-04-04 Matthias Klose <doko@ubuntu.com>
4288 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4289 Initialize variable.
4291 2010-04-03 Richard Guenther <rguenther@suse.de>
4294 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4295 require a non-NULL MEM_OFFSET.
4297 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4299 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4300 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4301 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4302 config/alpha/predicates.md, config/arm/arm.md,
4303 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4304 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4305 config/darwin9.h, config/darwin.c, config/darwin.h,
4306 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4307 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4308 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4309 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4310 config/mips/mips.md, config/mn10300/mn10300.c,
4311 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4312 config/rs6000/aix.h, config/rs6000/dfp.md,
4313 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4314 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4315 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4316 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4317 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4318 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4319 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4320 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4321 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4322 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4323 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4324 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4325 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4326 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4327 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4328 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4329 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4330 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4331 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4332 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4333 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4334 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4335 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4336 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4337 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4338 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4339 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4340 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4341 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4342 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4343 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4344 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4345 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4346 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4347 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4348 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4350 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4353 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4354 * aclocal.m4: Regenerate.
4356 2010-04-02 Richard Guenther <rguenther@suse.de>
4358 PR tree-optimization/43629
4359 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4360 if we have seen a constant value.
4362 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4364 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4366 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4369 * arm.c (legitimize_tls_address): Adjust call to
4370 gen_tls_load_dot_plus_four.
4371 (arm_note_pic_base): New function.
4372 (arm_cannot_copy_insn_p): Use it.
4373 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4376 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4381 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4383 * Makefile.in ($(out_object_file)): Depend on
4384 gt-$(basename $(notdir $(out_file))).h.
4386 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4388 * config.gcc (lm32-*-rtems*): Add t-lm32.
4390 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4392 * config.gcc: Add lm32-*-rtems*.
4393 * config/lm32/rtems.h: New file.
4395 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4398 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4400 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4402 * dwarf2out.c (output_compilation_unit_header): For
4403 -gdwarf-4 use version 4 instead of version 3.
4404 (output_line_info): For version 4 and above emit additional
4405 maximum ops per insn header field.
4406 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4408 * dwarf2out.c (is_c_family, is_java): Remove.
4409 (lower_bound_default): New function.
4410 (add_bound_info, gen_descr_array_type_die): Use it.
4412 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4415 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4416 re-declaration when it happens in a function.
4418 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4420 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4421 (cgraph_remove_function_insertion_hook): Same.
4422 (cgraph_call_function_insertion_hooks): Same.
4424 2010-04-01 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4428 and TREE_THIS_VOLATILE.
4429 (copy_ref_info): Likewise.
4430 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4431 * tree.c (build6_stat): Ignore side-effects of all but arg5
4432 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4435 2010-04-01 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/43607
4438 * ipa-type-escape.c (check_call): Do not access non-existing
4441 2010-04-01 Richard Guenther <rguenther@suse.de>
4445 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4446 Jack Howarth <howarth@bromo.med.uc.edu>
4448 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4451 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4453 * doc/install.texi (Prerequisites): Document libelf usability on
4454 IRIX 5/6 and Solaris 2.
4455 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4456 Update GNU as, GNU ld requirements.
4457 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4458 Document Sun Studio compiler download.
4459 Update and simplify as, ld recommendations.
4460 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4462 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4464 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4465 with_tune_32 to pentium4.
4467 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4469 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4471 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4473 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4474 obsoletion, removal.
4476 Document GNU as requirement.
4477 Update configure requirements.
4478 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4479 Recomment IRIX 6.5.18+.
4480 Document IDF/IDL requirement.
4481 Document GNU as requirement.
4482 Document GNU ld bootstrap failure.
4483 Remove freeware.sgi.com reference.
4485 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4487 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4488 UNIX V4.0, V5.0 obsoletion, removal.
4489 Remove --with-gc=simple reference.
4490 Update VM requirements during bootstrap.
4491 Remove -oldas bootstrap description.
4492 Update binutils reference.
4493 Remove comparison failure note.
4495 2010-03-31 Richard Guenther <rguenther@suse.de>
4496 Zdenek Dvorak <ook@ucw.cz>
4497 Sebastian Pop <sebastian.pop@amd.com>
4500 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4501 with multiple arguments.
4502 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4504 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4506 * graphite-dependences.c (print_pddr): Call print_pdr with an
4508 * graphite-poly.c (debug_pdr): Add an extra argument for the
4511 (print_pbb_domain): Same.
4513 (print_scop_context): Same.
4515 (print_cloog): Same.
4516 (debug_pbb_domain): Same.
4520 (debug_scop_context): Same.
4522 (debug_cloog): Same.
4523 (print_scop_params): Same.
4524 (debug_scop_params): Same.
4525 (print_iteration_domain): Same.
4526 (print_iteration_domains): Same.
4527 (debug_iteration_domain): Same.
4528 (debug_iteration_domains): Same.
4529 (print_scattering_function): Same.
4530 (print_scattering_functions): Same.
4531 (debug_scattering_function): Same.
4532 (debug_scattering_functions): Same.
4533 * graphite-poly.h (debug_pdr): Update declaration.
4535 (print_pbb_domain): Same.
4537 (print_scop_context): Same.
4539 (print_cloog): Same.
4540 (debug_pbb_domain): Same.
4544 (debug_scop_context): Same.
4546 (debug_cloog): Same.
4547 (print_scop_params): Same.
4548 (debug_scop_params): Same.
4549 (print_iteration_domain): Same.
4550 (print_iteration_domains): Same.
4551 (debug_iteration_domain): Same.
4552 (debug_iteration_domains): Same.
4553 (print_scattering_function): Same.
4554 (print_scattering_functions): Same.
4555 (debug_scattering_function): Same.
4556 (debug_scattering_functions): Same.
4558 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4560 * graphite-poly.c (print_scattering_function_1): New.
4561 (print_scattering_function): Call it.
4562 (print_scop_params): Remove spaces at the end of lines.
4565 * graphite-poly.h (print_cloog): Declared.
4566 (debug_cloog): Declared.
4568 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4570 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4572 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4573 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4574 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4575 to switch between adding the IV bump in loop->latch or in loop->header.
4577 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4579 * graphite-poly.c (print_scattering_function): Pretty print following
4582 (print_pbb_domain): Same.
4583 (dump_gbb_cases): Same.
4584 (dump_gbb_conditions): Same.
4587 (print_scop_params): Same.
4588 (print_scop_context): Same.
4590 (print_pbb_body): New.
4591 (lst_indent_to): New.
4592 (print_lst): Start new lines with a #.
4593 * graphite-poly.h (pbb_bb): New.
4594 (pbb_index): Use pbb_bb.
4595 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4597 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4599 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4601 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4602 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4603 and 0 instead of 1 for dw_val_class_flag.
4604 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4605 dw_val_class_range_list, dw_val_class_loc_list,
4606 dw_val_class_lineptr and dw_val_class_macptr, use
4607 DW_FORM_flag_present for dw_val_class_flag and
4608 DW_FORM_exprloc for dw_val_class_loc.
4609 (output_die): For -gdwarf-4 print dw_val_class_loc
4610 size as uleb128 instead of 1 or 2 bytes and don't print
4611 anything for dw_val_class_flag.
4613 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4614 instead of cselib_lookup following by tweaking locs->setting_insn.
4617 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4618 even before returning from label, setjmp call or volatile asm
4621 2010-03-31 Richard Guenther <rguenther@suse.de>
4624 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4625 temporary data on stack.
4627 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4629 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4630 (PUSHSECTION_ASM_OP): Remove.
4631 (POPSECTION_ASM_OP): Remove.
4632 (PUSHSECTION_FORMAT): Remove.
4633 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4634 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4635 * config/sol2.c (solaris_output_init_fini): Use it.
4637 2010-03-31 Jie Zhang <jie@codesourcery.com>
4640 * opt-functions.awk (var_type_struct): Use signed char type
4641 for simple variables.
4643 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4645 * config/sol2.c: Include output.h.
4646 (solaris_assemble_visibility): New function.
4647 * config/t-sol2 (sol2.o): Add output.h dependency.
4648 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4649 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4652 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4655 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4656 V2SImode or XFmode on PRE_DEC.
4659 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4662 2010-03-31 Jie Zhang <jie@codesourcery.com>
4665 * reload.h (caller_save_initialized_p): Declare.
4666 * toplev.c (backend_init_target): Don't call
4667 init_caller_save but set caller_save_initialized_p to false.
4668 * caller-save.c (caller_save_initialized_p): Define.
4669 (init_caller_save): Check caller_save_initialized_p.
4670 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4672 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4675 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4676 and soft-fp/t-softfp to tmake_file.
4677 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4678 (LIBGCC2_TF_CEXT): Define.
4681 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4684 * cselib.c (n_useless_values): Document handling of debug locs.
4685 (n_useless_debug_values, n_debug_values): New variables.
4686 (new_elt_loc_list): Don't add to debug values, keep count.
4687 (promote_debug_loc): New.
4688 (cselib_reset_table): Zero new variables.
4689 (entry_and_rtx_equal_p): Promote debug locs.
4690 (discard_useless_locs): Increment n_useless_debug_values for
4692 (remove_useless_values): Adjust n_useless_values and n_debug_values
4693 with n_useless_debug_values.
4694 (add_mem_for_addr): Promote debug locs.
4695 (cselib_lookup_mem): Likewise.
4696 (cselib_lookup_addr): Renamed to...
4697 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4698 (cselib_log_lookup): ... this. Turn into...
4699 (cselib_lookup_addr): ... new wrapper.
4700 (cselib_lookup_from_insn): New.
4701 (cselib_invalidate_regno): Increment n_useless_debug_values for
4703 (cselib_invalidate_mem): Likewise.
4704 (cselib_process_insn): Take n_deleted and n_debug_values into
4705 account to guard remove_useless_value call.
4706 (cselib_finish): Zero n_useless_debug_values.
4707 * cselib.h (cselib_lookup_from_insn): Declare.
4708 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4709 (sched_analyze_2): Likewise.
4711 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4713 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4715 (adjust_mems): Replace narrowing SUBREG of expression containing
4716 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4717 with operations in the narrower mode.
4720 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4721 regs_invalidated_by_call instead all call_used_reg_set registers.
4723 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4726 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4727 pointer comparisons with types_compatible_p.
4728 * tree-vect-stmts.c (vectorizable_call): Same.
4729 (vectorizable_condition): Same.
4731 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4733 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4734 stack check if the mask would be zero.
4736 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4737 Jack Howarth <howarth@bromo.med.uc.edu>
4739 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4742 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4745 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4747 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4748 Include ___unordxf2 and ___unordtf2.
4749 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4752 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4754 * config/lm32/t-lm32: New file.
4755 * config.gcc: Use the above file when targetting lm32.
4757 2010-03-28 Duncan Sands <baldrick@free.fr>
4759 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4761 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4764 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4765 Improve vectorization cost model diagnostic.
4767 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4770 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4771 compute_data_dependences_for_loop returns false, early exit
4772 and output an extra diagnostic for the failed data reference
4775 2010-03-29 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/43560
4778 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4779 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4781 2010-03-29 Jie Zhang <jie@codesourcery.com>
4784 * toplev.c (process_options): Set optimization_default_node
4785 and optimization_current_node.
4786 * opts.c (decode_options): Don't set optimization_default_node
4787 and optimization_current_node.
4789 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4791 * config/rtems.h: Abandon -qrtems_debug.
4793 2010-03-28 Jan Hubicka <jh@suse.cz>
4795 PR tree-optimization/43505
4796 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4797 map should not be copied.
4799 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4802 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4803 cdtors, set DECL_PRESERVE_P.
4804 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4807 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4809 PR tree-optimization/43528
4810 * stor-layout.c (place_field): Check that constant fits into
4811 unsigned HWI when skipping calculation of MS bitfield layout.
4813 2010-03-27 Jan Hubicka <jh@suse.cz>
4816 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4817 notice_global_symbol work.
4819 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4821 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4822 instead of dwarf2out_decl.
4823 (struct var_loc_node): Remove section_label field.
4824 (dwarf2out_function_decl): New function.
4825 (dwarf2out_var_location): Don't set section_label field.
4826 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4828 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4830 PR tree-optimization/43544
4831 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4832 First argument for builtin vectorized function hook is now a
4833 tree to be able to distinguish between machine specific and
4835 * targhooks.c (default_builtin_vectorized_function): Ditto.
4836 * targhooks.h (default_builtin_vectorized_function): Ditto.
4837 * target.h (struct gcc_target): Ditto.
4838 * tree-vect-stmts.c (vectorizable_function): Ditto.
4839 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4840 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4843 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4846 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4847 nested binding iff it is a FUNCTION_DECL.
4848 (store_parm_decls_newstyle): Pass nested=true to bind for
4849 FUNCTION_DECLs amongst parameters.
4851 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4853 * var-tracking.c (vt_expand_loc_callback): Don't run
4854 cselib_expand_value_rtx_cb in dummy mode if
4855 cselib_dummy_expand_value_rtx_cb returned false.
4857 * var-tracking.c (emit_note_insn_var_location): For one part
4858 notes with offset 0, don't add EXPR_LIST around the location.
4859 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4860 add_location_or_const_value_attribute): Adjust for that change.
4863 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4864 into first operand and location into second.
4865 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4866 dw_cfi_oprnd_loc for DW_CFA_expression.
4867 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4868 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4869 assume first argument is regnum and second argument is location.
4871 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4874 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4875 of scratch register to DImode. Split to DImode comparison operator.
4876 Use SImode subreg of scratch register in the multiplication.
4877 (*cmp_sadd_sidi): Ditto.
4878 (*cmp_ssub_si): Ditto.
4879 (*cmp_ssub_sidi): Ditto.
4881 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4885 Remove invalid assert and wrong comment.
4887 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4890 * flags.h (final_insns_dump_p): New extern.
4891 * final.c (final_insns_dump_p): New variable.
4892 (rest_of_clean_state): Set it before -fdump-final-insns=
4893 dumping, clear afterwards.
4894 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4895 MEM_ALIAS_SET on MEMs.
4897 2010-03-26 David S. Miller <davem@davemloft.net>
4899 * configure.ac: Fix sparc GOTDATA_OP bug check.
4900 * configure: Rebuild.
4902 2010-03-26 Alan Modra <amodra@gmail.com>
4904 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4906 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4908 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4909 TLS_SECTION_ASM_FLAG.
4911 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4914 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4915 Clear first_function_block_is_cold.
4918 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4919 argument if the argument is truth_value_p.
4921 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4923 * config/rs6000/constraints.md: Update copyright year for my changes.
4926 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4927 used in reg+reg addressing, swap registers.
4929 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4932 * target.h (struct gcc_target): Add code_end hook.
4933 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4935 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4936 * toplev.c (compile_file): Call targetm.asm_out.code_end
4937 hook before unwind info/debug info output.
4938 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4939 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4940 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4941 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4942 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4943 * config/i386/i386.c (ix86_file_end): Renamed to...
4944 (ix86_code_end): ... this. Make static. Don't call
4945 file_end_indicate_exec_stack. Emit unwind info using
4946 final_start_function/final_end_function.
4947 (darwin_x86_file_end): Remove.
4948 (TARGET_ASM_CODE_END): Define.
4949 * config/i386/i386.h (TARGET_ASM_FILE_END,
4950 NEED_INDICATE_EXEC_STACK): Don't define.
4951 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4952 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4953 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4954 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4957 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4958 at the beginning and final_end_function at the end.
4959 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4961 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4963 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4964 and Sun as TLS syntax.
4965 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4966 * configure: Regenerate.
4967 * config.in: Regenerate.
4968 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4969 (default_elf_asm_named_section): Use it.
4970 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4971 (i386_output_dwarf_dtprel): Likewise.
4972 (output_addr_const_extra): Likewise.
4973 (output_pic_addr_const): Lowercase @GOTTPOFF.
4974 (output_addr_const_extra): Likewise.
4975 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4976 (output_addr_const_extra): Likewise.
4977 (output_pic_addr_const): Lowercase @INDNTPOFF.
4978 (output_addr_const_extra): Likewise.
4979 (output_pic_addr_const): Lowercase @NTPOFF.
4980 (output_addr_const_extra): Likewise.
4981 (output_pic_addr_const): Lowercase @TPOFF.
4982 (output_addr_const_extra): Likewise.
4983 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4984 (*tls_global_dynamic_64): Likewise.
4985 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4986 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4988 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4989 (ASM_OUTPUT_TLS_COMMON): Use it.
4990 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4993 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4994 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4995 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4996 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4997 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4998 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5000 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5002 * config/i386/i386.c (override_options): Don't accept
5003 -mtls-dialect=sun any longer.
5004 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5005 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5006 (*tls_local_dynamic_base_32_sun): Likewise.
5007 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5009 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5012 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5013 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5016 * ira.c (adjust_cleared_regs): New function.
5017 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5021 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5023 * expr.c (expand_expr_real): Restore previous
5024 curr_insn_source_location and curr_insn_block after
5025 expand_expr_real_1 call.
5026 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5027 instead of expand_expr_real_1.
5029 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5031 PR rtl-optimization/43413
5032 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5035 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5038 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5039 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5041 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5043 * config/i386/i386.c (ix86_target_string): Add -mfma.
5044 Fix a typo in comment.
5046 2010-03-22 Mike Stump <mikestump@comcast.net>
5049 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5050 Don't overly align based upon packed packed fields.
5052 2010-03-22 Jason Merrill <jason@redhat.com>
5054 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5055 Use () rather than [], and move before the element type.
5057 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5059 * doc/configfiles.texi (Configuration Files): Removed
5060 fixinc/Makefile*, intl/Makefile.*.
5061 * doc/makefile.texi: Fixed markup. Abstract from version
5062 control system used.
5063 (Makefile): Removed obsolete gcc/java/parse.y example.
5064 * doc/sourcebuild.texi: Likewise.
5065 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5066 libgomp, libssp. Removed fastjar.
5067 (Miscellaneous Docs): Clarify location.
5068 Added COPYING3, COPYING3.LIB.
5069 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5071 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5074 * config/i386/i386.c (x86_function_profiler)
5075 [!NO_PROFILE_COUNTERS]: Fix typo.
5076 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5079 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5080 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5082 * doc/sourcebuild.texi (Test Directives): Split into six
5083 subsections, with most of the current text in new subsections
5084 Directives, Selectors, and Final Actions.
5085 (Directives): Split list of test directives into multiple
5087 (Selectors): Describe use and syntax of selectors.
5088 (Effective-Target Keywords): Describe all existing keywords.
5089 (Add Options): Describe features for dg-add-options.
5090 (Require Support): Describe variants of dg-require-support.
5091 (Final Actions): Describe commands to use in dg-final.
5093 2010-03-22 Michael Matz <matz@suse.de>
5096 * recog.c (validate_replace_rtx_group): Replace also in
5097 REG_EQUAL and REG_EQUIV notes.
5099 2010-03-22 Richard Guenther <rguenther@suse.de>
5101 PR tree-optimization/43390
5102 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5103 sure vector extracts are type correct.
5105 2010-03-22 Richard Guenther <rguenther@suse.de>
5108 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5109 x * sqrt (x) even when optimizing for size if the target
5110 has native support for sqrt.
5112 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5114 * varasm.c (make_decl_rtl_for_debug): Also clear
5115 flag_mudflap for the duration of make_decl_rtl call.
5118 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5119 locs from preserved VALUEs.
5121 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5124 * pa.md (movmemsi): Set align to one if zero.
5125 (movmemdi): Likewise.
5127 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5130 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5131 with their corresponding prologue pushes.
5133 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5136 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5137 at the begining or end.
5138 (spu_expand_epilogue): Likewise.
5140 2010-03-20 Richard Guenther <rguenther@suse.de>
5142 PR rtl-optimization/43438
5143 * combine.c (make_extraction): Properly zero-/sign-extend an
5144 extraction of the low part of a CONST_INT. Also handle
5147 2010-03-19 Mike Stump <mikestump@comcast.net>
5149 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5150 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5151 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5153 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5156 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5159 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5161 PR rtl-optimization/42258
5162 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5163 use that may match DEF.
5166 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5167 the cost of loading the constant rather than assuming
5169 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5170 outer code is AND, do the same tests as the andsi3 expander and
5171 return COSTS_N_INSNS (1) if and is cheap.
5173 * optabs.c (avoid_expensive_constant): Fix formatting.
5175 2010-03-19 Michael Matz <matz@suse.de>
5178 * attribs.c (decl_attributes): When rebuilding a function pointer
5179 type use the same qualifiers as the original pointer type.
5181 2010-03-19 Martin Jambor <mjambor@suse.cz>
5183 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5184 and is_gimple_ip_invariant_address.
5186 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5189 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5191 * config/arm/arm.c (arm_override_options): Turn off
5192 flag_dwarf2_cfi_asm for AAPCS variants.
5194 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5197 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5198 Use PRE_MODIFY instead of PRE_DEC.
5199 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5200 (vfp_emit_fstmd): Likewise.
5202 2010-03-19 Michael Matz <matz@suse.de>
5205 * builtins.c (expand_builtin_interclass_mathfn,
5206 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5209 2010-03-19 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/43415
5212 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5213 (phi_translate_1): ... this.
5214 (phi_translate): Move all caching here. Cache all NARY
5215 and REFERENCE translations.
5217 2010-03-19 David S. Miller <davem@davemloft.net>
5219 With help from Eric Botcazou.
5220 * config/sparc/sparc.c: Include dwarf2out.h.
5221 (emit_pic_helper): Delete.
5222 (pic_helper_symbol_name): Delete.
5223 (pic_helper_emitted_p): Delete.
5224 (pic_helper_needed): New.
5225 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5226 (get_pc_thunk_name): New.
5227 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5228 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5229 Set pic_helper_needed to true. Don't call emit_pic_helper.
5230 (sparc_expand_prologue): Update load_pic_register call.
5231 (sparc_output_mi_thunk): Likewise.
5232 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5233 thunk if possible. Output CFI information as needed.
5235 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5236 Jack Howarth <howarth@bromo.med.uc.edu>
5239 * config/i386/i386.h: Fix ABI on darwin x86-32.
5241 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5243 * tree.h: Declare make_decl_rtl_for_debug.
5244 * varasm.c (make_decl_rtl_for_debug): New.
5245 * dwarf2out.c (rtl_for_decl_location): Call it.
5246 * cfgexpand.c (expand_debug_expr): Call it.
5248 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5251 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5255 * var-tracking.c (vt_init_cfa_base): Do nothing if
5256 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5258 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5261 * var-tracking.c (canonicalize_vars_star): New.
5262 (dataflow_post_merge_adjust): Use it.
5264 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5267 * var-tracking.c (non_suitable_const): New function.
5268 (add_uses): For DEBUG_INSNs with constants, don't record any
5269 value, instead just the constant value itself.
5270 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5271 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5272 (emit_notes_in_bb): Likewise.
5273 (emit_note_insn_var_location): For onepart variables if
5274 cur_loc is a VOIDmode constant, use DECL_MODE.
5276 2010-03-18 Martin Jambor <mjambor@suse.cz>
5279 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5280 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5281 all non-clones. Moved call redirection...
5282 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5283 (cgraph_materialize_all_clones): Dispose of all
5284 combined_args_to_skip bitmaps.
5285 (verify_cgraph_node): Do not check for edges pointing to wrong
5286 nodes in inline clones.
5287 * tree-inline.c (copy_bb): Call
5288 cgraph_redirect_edge_call_stmt_to_callee.
5289 * ipa.c (cgraph_remove_unreachable_nodes): Call
5290 cgraph_node_remove_callees even when there are used clones.
5292 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5296 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5299 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5302 2010-03-18 Michael Matz <matz@suse.de>
5305 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5306 into sqrt(x) if we need to preserve signed zeros.
5308 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5309 Eric Botcazou <ebotcazou@adacore.com>
5311 PR rtl-optimization/43360
5312 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5313 note if we don't know its invariant status.
5315 2010-03-18 Michael Matz <matz@suse.de>
5317 PR tree-optimization/43402
5318 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5319 PHI chains of ssa names registered for update.
5321 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5324 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5325 non-offsettable and pre_modify update addressing.
5326 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5327 and "2" alternatives "#".
5328 (*movdd_softfloat32): Make all alternatives "#";
5329 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5330 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5331 (*movdf_softfloat32): Make all alternatives "#";
5332 (movdi): Use the new DIFD mode iterator to create a common splitter
5333 for movdi, movdf and movdd patterns.
5335 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5337 * common.opt (dumpdir): Remove redundant tab.
5339 2010-03-17 Martin Jambor <mjambor@suse.cz>
5341 PR tree-optimization/43347
5342 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5343 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5345 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5347 PR rtl-optimization/42216
5348 * regrename.c (create_new_chain): New function, broken out from...
5349 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5350 appending a use to an empty chain.
5351 (build_def_use): Remove previous changes that convert OP_INOUT to
5352 OP_OUT operands; instead detect the case where an OP_INOUT operand
5353 uses a previously untracked register and create an empty chain for it.
5355 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5357 * doc/extend.texi (Function Attributes): Rewrite unfinished
5358 sentence in ms_abi documentation.
5360 2010-03-17 Alan Modra <amodra@gmail.com>
5362 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5363 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5364 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5365 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5367 2010-03-16 Richard Henderson <rth@redhat.com>
5370 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5371 (lower_try_finally): Save and restore eh_seq around the expansion
5374 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5376 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5377 statements before splitting block.
5379 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5381 * doc/sourcebuild.texi (Testsuites): Fix markup.
5382 Use pathnames relative to gcc/testsuite.
5383 (Test Directives): Move description of how timeout is determined.
5384 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5385 (C Tests): Correct gcc.misc-tests directory.
5386 Framework tests now live in gcc.test-framework.
5388 2010-03-16 Richard Guenther <rguenther@suse.de>
5391 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5392 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5394 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5395 Alexandre Oliva <aoliva@redhat.com>
5397 PR tree-optimization/42917
5398 * lambda-code.c (remove_iv): Skip debug statements.
5399 (lambda_loopnest_to_gcc_loopnest): Likewise.
5400 (not_interesting_stmt): Debug statements are not interesting.
5402 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5406 * cselib.c (cselib_preserve_constants,
5407 cfa_base_preserved_val): New static variables.
5408 (preserve_only_constants): New function.
5409 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5410 clear its REG_VALUES. If cselib_preserve_constants, don't
5411 empty the whole hash table, but preserve there VALUEs with constants,
5412 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5413 (cselib_preserve_cfa_base_value): New function.
5414 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5415 (cselib_init): Change argument to int bitfield. Set
5416 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5418 (cselib_finish): Clear cselib_preserve_constants and
5419 cfa_base_preserved_val.
5420 * cselib.h (enum cselib_record_what): New enum.
5421 (cselib_init): Change argument to int.
5422 (cselib_preserve_cfa_base_value): New prototype.
5423 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5424 * dse.c (dse_step1): Likewise.
5425 * cfgcleanup.c (thread_jump): Likewise.
5426 * sched-deps.c (sched_analyze): Likewise.
5427 * gcse.c (local_cprop_pass): Likewise.
5428 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5429 If FN is non-NULL, call the callback always and whenever it returns
5430 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5431 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5432 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5433 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5434 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5435 * var-tracking.c: Include recog.h.
5436 (bb_stack_adjust_offset): Remove.
5437 (vt_stack_adjustments): Don't call it, instead just gather the
5438 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5439 (adjust_stack_reference): Remove.
5440 (compute_cfa_pointer): New function.
5441 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5442 (struct adjust_mem_data): New type.
5443 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5445 (get_address_mode): New function.
5446 (replace_expr_with_values): Use it.
5447 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5448 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5449 (adjust_sets): Remove.
5450 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5451 Use get_address_mode.
5452 (get_adjusted_src): Remove.
5453 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5454 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5455 (add_with_sets): Don't call adjust_sets.
5456 (fp_setter, vt_init_cfa_base): New functions.
5457 (vt_initialize): Change return type to bool. Move most of pool etc.
5458 initialization to the beginning of the function from end. Pass
5459 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5460 If !frame_pointer_needed, call vt_stack_adjustment before mos
5461 vector is filled, call vt_init_cfa_base if argp/framep has been
5462 eliminated to sp. If frame_pointer_needed and argp/framep has
5463 been eliminated to hard frame pointer, set
5464 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5465 encountering fp setter in the prologue. For MO_ADJUST, call
5466 log_op_type before pusing the op into mos vector, not afterwards.
5467 Call adjust_insn before cselib_process_insn/add_with_sets,
5468 call cancel_changes (0) afterwards.
5469 (variable_tracking_main_1): Adjust for vt_initialize calling
5470 vt_stack_adjustments and returning whether it succeeded or not.
5472 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5474 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5477 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5479 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5481 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5482 drap_reg has not been set.
5484 2010-03-15 Michael Matz <matz@suse.de>
5487 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5488 use it to expand block copies.
5489 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5490 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5491 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5493 2010-03-15 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/43367
5496 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5499 2010-03-15 Richard Guenther <rguenther@suse.de>
5501 PR tree-optimization/43317
5502 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5504 2010-03-15 Martin Jambor <mjambor@suse.cz>
5506 PR tree-optimization/43141
5507 * tree-sra.c (create_abstract_origin): New function.
5508 (modify_function): Call create_abstract_origin.
5510 2010-03-15 Chris Demetriou <cgd@google.com>
5512 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5518 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5519 call insert_out_of_ssa_copy for default definitions.
5521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5523 * graphite-clast-to-gimple.c (my_long_long): Defined.
5524 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5525 * graphite-sese-to-poly.c (my_long_long): Defined.
5526 (scop_ivs_can_be_represented): Use it.
5528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5530 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5531 graphite-max-bbs-per-function, and loop-block-tile-size.
5532 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5534 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5536 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5538 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5539 forward declaration.
5540 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5541 (add_upper_bounds_from_estimated_nit): New.
5542 (build_loop_iteration_domains): Use it.
5544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5546 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5548 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5551 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5552 should be an INTEGER_CST. Also handle CASE_CONVERT.
5554 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5556 * graphite.c (graphite_initialize): To bound the number of bbs per
5557 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5558 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5559 * doc/invoke.texi: Document it.
5561 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5563 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5564 * graphite-sese-to-poly.h (build_poly_scop): Same.
5566 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5568 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5569 the number of parameters in the scop. Use as an upper bound
5570 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5571 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5572 * doc/invoke.texi: Document it.
5574 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5576 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5577 * doc/c-tree.texi: Remove.
5578 * doc/generic.texi: Merge c-tree.texi here.
5579 * doc/gccint.texi (Trees): Remove menu entry.
5580 (c-tree.texi): Remove @include.
5581 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5582 * doc/languages.texi (Reading RTL): Ditto.
5584 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5587 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5589 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5592 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5593 code added to work around reload clobbering CONST insns.
5595 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5597 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5598 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5599 (cselib_preserve_only_values): Remove retain argument, don't
5600 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5601 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5602 * var-tracking.c (micro_operation): Move insn field before union.
5603 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5604 (struct variable_tracking_info_def): Remove n_mos field, change
5605 mos into a vector of micro_operations.
5606 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5607 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5608 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5609 changing into a vector.
5610 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5611 come before all other uops generated by add_stores.
5612 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5614 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5615 a vector. Run just one pass over the bbs instead of separate counting
5616 and computation phase.
5617 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5620 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5621 into *nonlocalized_list vector.
5622 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5623 even if origin is non-NULL.
5624 (gen_variable_die): Likewise.
5625 (process_scope_var): Don't change origin.
5626 (gen_decl_die): Likewise.
5627 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5628 before adding new edges instead of after it, fix moving over
5631 2010-03-11 David S. Miller <davem@davemloft.net>
5633 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5635 * configure: Rebuild.
5637 2010-03-11 Martin Jambor <mjambor@suse.cz>
5639 PR tree-optimization/43257
5640 * tree.c (assign_assembler_name_if_neeeded): New function.
5641 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5643 * tree.h (assign_assembler_name_if_neeeded): Declare.
5644 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5645 the function if needed.
5647 2010-03-11 Chris Demetriou <cgd@google.com>
5649 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5650 include/stdint-gcc.h, and include/stdint.h world-readable.
5652 2010-03-11 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/43255
5655 * tree-vrp.c (process_assert_insertions_for): Do not insert
5656 asserts for trivial conditions.
5658 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5660 PR tree-optimization/43280
5661 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5662 generation. Move calculation of size out of the if branch.
5663 (find_bswap): Modify compare number generation.
5665 2010-03-11 Richard Guenther <rguenther@suse.de>
5668 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5669 (input_gimple_stmt): Fixup handled component types during
5670 operand read. Also fix up decls in ADDR_EXPRs.
5672 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5674 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5675 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5677 2010-03-10 Jan Hubicka <jh@suse.cz>
5680 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5681 * varasm.c (get_variable_section): Don't do that here...
5682 (make_decl_rtl): ... and here.
5683 (do_assemble_alias): Produce decl RTL.
5684 (assemble_alias): Likewise.
5686 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5689 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5690 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5692 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5693 (based_loc_descr): Only express drap or vdrap regno based expressions
5694 using DW_OP_fbreg when not optimizing.
5695 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5696 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5697 REG_CFA_SET_VDRAP note.
5699 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5701 PR tree-optimization/43236
5702 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5703 error in calculation of base address in reverse iteration case.
5704 (generate_builtin): Take number of latch executions if the statement
5707 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5710 * tree-eh.c: Include pointer-set.h.
5711 (lower_eh_dispatch): Filter out duplicate case labels and
5712 remove the unneeded edge when the label is unused. Return
5713 true when some edges are removed.
5714 (execute_lower_eh_dispatch): When any lowering resulted in
5715 removing an edge, also delete unreachable blocks.
5717 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5720 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5721 UNSPEC_MACHOPIC_OFFSET.
5723 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5726 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5727 (m68k_delegitimize_address): New function.
5729 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5732 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5735 * var-tracking.c (adjust_sets): New function.
5736 (count_with_sets, add_with_sets): Use it.
5737 (get_adjusted_src): New inline function.
5738 (add_stores): Use it.
5741 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5742 call cselib_dummy_expand_value_rtx_cb instead of
5743 cselib_expand_value_rtx_cb.
5746 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5747 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5748 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5749 and .cfi_endproc around the pic thunks.
5750 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5751 all queued unwind info register saves are saved before the call.
5752 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5753 considered as sp-=4 for unwind info and the pop as sp+=4 which
5754 also clobbers dest, but doesn't actually restore it.
5757 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5758 RTX_FRAME_RELATED_P.
5760 2010-03-09 Jie Zhang <jie@codesourcery.com>
5762 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5763 whitespaces in output template.
5765 2010-03-09 Jie Zhang <jie@codesourcery.com>
5767 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5770 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5772 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5773 builtins.exp in a separate job.
5775 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5777 * graphite-sese-to-poly.c (add_param_constraints): Use
5778 lower_bound_in_type and upper_bound_in_type.
5780 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5782 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5783 instead of unsigned_type_node.
5785 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5786 Reza Yazdani <reza.yazdani@amd.com>
5789 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5790 on pointer type parameters.
5792 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5796 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5797 handle conversions from pointer to integers.
5798 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5799 induction variable, to be able to work with code generated by CLooG.
5800 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5801 (build_poly_scop): Bail out if we cannot codegen a loop.
5803 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5805 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5806 code generation with gloog_error.
5808 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5810 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5811 Call fold_convert on all the returned values.
5812 (expand_scalar_variables_expr): Pass to
5813 expand_scalar_variables_ssa_name the type of the resulting expression.
5815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5817 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5818 ppl_min_for_le_pointset.
5819 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5820 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5824 * graphite-dependences.c (map_into_dep_poly): Removed.
5825 (dependence_polyhedron_1): Use combine_context_id_scat.
5827 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5829 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5830 (struct poly_bb): Same.
5831 (combine_context_id_scat): New.
5833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5836 * sese.c (name_defined_in_loop_p): Return false for default
5839 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5841 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5842 and clean up the logic.
5844 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5846 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5849 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5851 * var-tracking.c (remove_cselib_value_chains): Define only for
5853 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5854 delete_slot_part, emit_notes_for_differences_1): Don't call
5855 remove_cselib_value_chains here.
5856 (set_slot_part, emit_notes_for_differences_2): Don't call
5857 add_cselib_value_chains here.
5858 (preserved_values): New vector.
5859 (preserve_value): New function.
5860 (add_uses, add_stores, vt_add_function_parameters): Use it
5861 instead of cselib_preserve_value.
5862 (changed_values_stack): New vector.
5863 (check_changed_vars_0): New function.
5864 (check_changed_vars_1, check_changed_vars_2): Use it.
5865 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5866 changed_values_stack VALUEs.
5867 (vt_emit_notes): For all preserved_values call
5868 add_cselib_value_chains. If ENABLE_CHECKING call
5869 remove_cselib_value_chains before verifying value_chains is empty.
5870 Initialize and free changed_values_stack.
5871 (vt_initialize): Initialize preserved_values.
5872 (vt_finalize): Free preserved_values.
5874 2010-03-08 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/43269
5877 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5880 2010-03-08 Martin Jambor <mjambor@suse.cz>
5882 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5883 (ipa_is_param_called): Removed.
5884 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5885 (ipa_print_node_params): Do not print the called flag.
5886 (ipa_write_node_info): Do not stream the called flag.
5887 (ipa_read_node_info): Likewise.
5889 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5892 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5893 * cselib.c (struct expand_value_data): Add dummy field.
5894 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5896 (cselib_dummy_expand_value_rtx_cb): New function.
5897 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5899 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5900 * var-tracking.c: Include pointer-set.h.
5901 (variable): Change n_var_parts to char from int. Add
5902 cur_loc_changed and in_changed_variables fields.
5903 (variable_canonicalize): Remove.
5904 (shared_var_p): New inline function.
5905 (unshare_variable): Maintain cur_loc_changed and
5906 in_changed_variables fields. If var was in changed_variables,
5907 replace it there with new_var. Just copy cur_loc instead of
5908 resetting it to something else.
5909 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5910 (dataflow_set_union): Don't call variable_canonicalize.
5911 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5912 of their DEBUG_EXPR_TREE_DECLs.
5913 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5914 and in_changed_variables and cur_loc_changed is false.
5915 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5916 and cur_loc_changed. Don't update cur_loc here.
5917 (variable_merge_over_src): Don't call variable_canonicalize.
5918 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5919 removing loc that is equal to cur_loc, clear cur_loc,
5920 set cur_loc_changed and ensure variable_was_changed is called.
5921 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5922 compare pointers in cur_loc check, if it is equal to loc,
5923 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5924 (variable_different_p): Remove compare_current_location argument,
5925 don't compare cur_loc.
5926 (dataflow_set_different_1): Adjust variable_different_p caller.
5927 (variable_was_changed): If dv had some var in changed_variables
5928 already, reset in_changed_variables flag for it and propagate
5929 cur_loc_changed over to the new variable. On empty var
5930 always set cur_loc_changed. Set in_changed_variables on whatever
5931 var is added to changed_variables.
5932 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5933 Use shared_var_p. When removing loc that is equal to cur_loc,
5934 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5935 end, don't set it to something else, just call variable_was_changed.
5936 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5937 loc being removed, clear cur_loc and set cur_loc_changed.
5938 Set cur_loc_changed if all locations have been removed.
5939 (struct expand_loc_callback_data): New type.
5940 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5941 allocated. Always create SUBREGs if simplify_subreg failed.
5942 Prefer to use cur_loc, when that fails and still in
5943 changed_variables (and seen first time) recompute it. Set
5944 cur_loc_changed of variables which had to change cur_loc and
5945 compute elcd->cur_loc_changed if any of the subexpressions used
5946 had to change cur_loc.
5947 (vt_expand_loc): Adjust to pass arguments in
5948 expand_loc_callback_data structure.
5949 (vt_expand_loc_dummy): New function.
5950 (emitted_notes): New variable.
5951 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5952 that weren't used for any other decl in current
5953 emit_notes_for_changes call call vt_expand_loc_dummy to update
5954 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5955 first loc_chain location if NULL before. Always use just
5956 cur_loc instead of first loc_chain location. When cur_loc_changed
5957 is false, when not --enable-checking=rtl just don't emit any note.
5958 When rtl checking, compute the note and assert it is the same
5959 as previous note. Clear cur_loc_changed and in_changed_variables
5960 at the end before removing from changed_variables.
5961 (check_changed_vars_3): New function.
5962 (emit_notes_for_changes): Traverse changed_vars to call
5963 check_changed_vars_3 on each changed var.
5964 (emit_notes_for_differences_1): Clear cur_loc_changed and
5965 in_changed_variables. Recompute cur_loc of new_var.
5966 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5967 (vt_emit_notes): Initialize and destroy emitted_notes.
5969 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5971 PR rtl-optimization/42220
5972 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5973 Use verify_reg_tracked to determine if we should use OP_OUT rather
5975 (build_def_use): If we see an in-out operand for a register that we
5976 know nothing about, treat is an output if possible, fail the block if
5979 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5982 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5985 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5988 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5989 uses of relevant DEFs that are dead outside the loop too.
5991 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5993 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5995 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5997 * var-tracking.c (values_to_unmark): New variable.
5998 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5999 values_to_unmark vector. Moved body to...
6000 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6001 instead queue it into values_to_unmark vector.
6002 (vt_find_locations): Free values_to_unmark vector.
6004 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6006 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6007 (site.exp): Export them when plugins are enabled.
6009 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6012 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6014 (chrec_fold_multiply): Same.
6016 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6019 * c-decl.c (build_compound_literal): Return early if init is
6022 2010-03-04 Martin Jambor <mjambor@suse.cz>
6024 PR tree-optimization/43164
6025 PR tree-optimization/43191
6026 * tree-sra.c (type_consists_of_records_p): Reject records with
6027 zero-size bit-fields at the end.
6029 2010-03-04 Mike Stump <mikestump@comcast.net>
6031 * Makefile.in (TAGS): Remove *.y.
6033 2010-03-04 Richard Guenther <rguenther@suse.de>
6035 PR tree-optimization/40761
6036 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6038 (my_rev_post_order_compute): New function.
6039 (init_pre): Call it.
6041 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6044 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6045 decrease the cost of an IV candidate when the cost is infinite.
6047 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6049 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6050 Use '3DNow!' for the extension of that name, ensure normal space
6052 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6054 2010-03-03 Jeff Law <law@redhat.com>
6056 * PR middle-end/32693
6057 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6058 than gen_rtx_SUBREG.
6059 (extract_bit_field_1): Likewise.
6061 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6063 * doc/sourcebuild.texi (Test directives): Document that arguments
6064 include-opts and exclude-opts are now optional for dg-skip-if,
6065 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6067 2010-03-03 Jason Merrill <jason@redhat.com>
6070 * cgraph.h (varpool_node): Add extra_name field.
6071 * varpool.c (varpool_extra_name_alias): New.
6072 (varpool_assemble_decl): Emit extra name aliases.
6073 (varpool_mark_needed_node): Look past an extra name alias.
6074 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6075 * lto-streamer-in.c (lto_input_tree): Read it.
6076 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6078 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6080 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6081 (sparc*-*-solaris2*): ...this.
6083 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6086 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6087 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6088 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6089 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6092 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6093 fallthrough to default handling, just with want_address 0 instead of 2.
6094 For single element lists, add_AT_loc directly, otherwise create an
6095 artificial variable DIE and stick location list to it.
6098 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6099 (VAL_EXPR_HAS_REVERSE): Define.
6100 (reverse_op): New function.
6101 (add_stores): For reversible operations add an extra MO_VAL_USE.
6103 2010-03-02 Jason Merrill <jason@redhat.com>
6105 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6107 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6109 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6110 (sparc64-*-linux*): Likewise.
6111 (sparc64-*-solaris2*): Include assembler files before linker ones.
6112 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6113 * config/sparc/gas.h: Delete.
6114 * config/sparc/sol2-64.h: Add copyright notice.
6115 * config/sparc/sol2-gas-bi.h: Likewise.
6116 * config/sparc/sol2-gld.h: Likewise.
6117 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6118 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6119 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6120 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6121 (sparc_elf_asm_named_section): Rename into...
6122 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6124 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6126 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6128 2010-03-02 Jeff Law <law@redhat.com>
6131 * reload1.c (rtx_p, substitute_stack): Declare.
6132 (substitute): Record addresses of changed rtxs.
6133 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6134 Restore the original rtx when complete.
6135 (reload): Free subsitute_stack when complete.
6137 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6139 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6140 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6142 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6143 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6144 Torture Tests): Change from subsection to section.
6146 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6147 Steven Bosscher <steven@gcc.gnu.org>
6149 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6152 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6155 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6156 the assignment from the new induction variable to the assignment
6157 of the value from the original loop PHI function.
6159 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6160 Daniel Jacobowitz <dan@codesourcery.com>
6162 * doc/sourcebuild.texi (Test directives): Clarify options to
6165 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6167 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6168 Disable cfi directives unless GCC and gas agree on using read-only
6169 .eh_frame sections for 64-bit.
6170 * configure: Regenerate.
6172 2010-03-01 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/43220
6175 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6176 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6178 2010-03-01 Richard Guenther <rguenther@suse.de>
6179 Martin Jambor <mjambor@suse.cz>
6182 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6183 gimplified parameters.
6185 2010-03-01 Christian Bruel <christian.bruel@st.com>
6187 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6189 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6193 2010-03-01 Richard Guenther <rguenther@suse.de>
6196 * expr.c (expand_assignment): Use the alias-oracle to tell
6197 if the rhs aliases the result decl.
6199 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6202 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6203 to sol_gt_pch_get_address.
6204 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6205 64-bit, SPARC and x86.
6206 (sol_gt_pch_get_address): New function.
6208 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6210 * toplev.h (inform_n, error_n): Declare.
6211 * diagnostic.c (inform_n, error_n): New function.
6213 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6215 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6216 has no rtl yet when processing local_decls, queue it and recheck
6217 if deferred stack allocation hasn't assigned it rtl.
6219 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6221 * config/sh/sh.c (unspec_bbr_uid): New.
6222 (gen_block_redirect): Use it instead of INSN_UID.
6223 (gen_far_branch): Likewise.
6225 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6227 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6228 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6230 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6232 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6233 (Warning Options): -Wno-conversion-null is valid for
6234 Objective-C++ as well.
6235 * doc/tm.texi (Named Address Spaces): Likewise.
6236 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6237 * doc/tree-ssa.texi (Tree SSA): Likewise.
6239 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6242 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6243 by default. Don't set the default arch for
6244 i[34567]86-*-darwin*|x86_64-*-darwin*.
6246 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6249 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6250 default. Set the default 32bit/64bit archs with $with_arch
6251 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6253 2010-02-27 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/43186
6256 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6257 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6258 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6259 unroller iterations.
6261 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6263 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6264 required and i[34567]86-*-* targets don't support 64bit ISA.
6266 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6269 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6272 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6274 * config.gcc: Set the default arch at least to Prescott for
6275 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6276 if SSE math is enabled.
6278 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6280 * diagnostic.c (diagnostic_initialize): Update.
6281 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6283 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6284 (diagnostic_inhibit_notes): New.
6285 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6287 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6290 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6291 * doc/standards.texi: Likewise.
6292 * doc/extend.texi: Likewise.
6293 * doc/trouble.texi: Likewise.
6294 * doc/cppopts.texi: Likewise.
6295 * doc/install.texi: Likewise.
6296 * c.opt (std=c90,std=gnu90): New options.
6297 * c-opts.c (c_common_handle_option): Handle them.
6299 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6302 * c-decl.c (undeclared_variable): Use an informative note.
6304 2010-02-26 Richard Guenther <rguenther@suse.de>
6306 PR tree-optimization/43186
6307 * gimple.h (gimple_fold): Remove.
6308 * gimple.c (gimple_fold): Remove. Inline into single user ...
6309 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6310 Try harder for conditions.
6312 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6315 * function.c (used_types_insert): Don't skip through named pointer
6316 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6317 and it is different from the main variant's type.
6319 2010-02-26 Nick Clifton <nickc@redhat.com>
6321 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6323 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6325 * config.gcc: Support --with-fpmath=sse for x86.
6327 * config/i386/ssemath.h: New.
6329 * doc/install.texi (--with-fpmath=sse): Documented.
6331 2010-02-26 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/43188
6334 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6335 vector types of over-aligned element type.
6337 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6340 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6341 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6343 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6345 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6347 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6349 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6350 * var-tracking.c: Include diagnostic.h.
6351 (debug_dv): New function.
6352 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6355 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6356 (add_value_chain, add_value_chains, remove_value_chain,
6357 remove_value_chains): Handle DEBUG_EXPRs.
6358 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6361 * regcprop.c (struct queued_debug_insn_change): New type.
6362 (struct value_data_entry): Add debug_insn_changes field.
6363 (struct value_data): Add n_debug_insn_changes field.
6364 (debug_insn_changes_pool): New variable.
6365 (free_debug_insn_changes, apply_debug_insn_changes,
6366 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6367 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6368 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6370 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6372 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6373 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6374 changes, call cprop_find_used_regs via note_stores.
6375 (copyprop_hardreg_forward): When copying vd from predecessor
6376 which has any queued DEBUG_INSN changes, make sure the pointers are
6377 cleared. At the end call df_analyze and then if there are any
6378 DEBUG_INSN changes queued at the end of some basic block for still
6379 live registers, apply them.
6380 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6382 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6384 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6387 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6389 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6390 targets. Set the default with_cpu/with_arch from arch/cpu.
6391 Allow x86-64 and native for with_cpu/with_arch.
6393 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6395 * ebitmap.c: Change calls to verify_popcount with calls to
6396 sbitmap_verify_popcount.
6397 (ebitmap_clear_bit): Fixed map->cacheindex test and
6398 map>cache update when bit clearing results in an empty
6401 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6404 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6405 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6406 and support both V2DF and V2DI modes.
6407 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6408 support both V2DF and V2DI modes.
6409 (general): Delete trailing whitespace from a few patterns.
6411 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6412 V2DF/V2DI interleave high/low builtins.
6414 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6417 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6418 interleave high/low functions.
6420 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6422 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6423 #pragma extern_prefix.
6425 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6428 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6429 BLKmode, assert op0 is a MEM and just adjust its mode.
6432 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6433 if bitpos isn't multiple of mode's bitsize.
6435 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6437 * c.opt (-ftemplate-depth=): New.
6438 (-ftemplate-depth-): Deprecate.
6439 * optc-gen.awk: Handle -ftemplate-depth=.
6440 * opth-gen.awk: Likewise.
6441 * c-opts.c (c_common_handle_option): Likewise.
6442 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6444 2010-02-24 Jason Merrill <jason@redhat.com>
6446 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6448 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6450 * cfg.c (alloc_aux_for_block): Remove inline.
6451 (alloc_aux_for_edge): Likewise.
6453 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6455 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6457 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6459 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6460 * config/i386/sol2-gas.h: New file.
6461 * config.gcc (i[34567]86-*-solaris2*): Use it.
6463 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6466 * c-typeck.c (ep_convert_and_check): New.
6467 (build_conditional_expr): Use it.
6468 (build_binary_op): Likewise.
6470 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6472 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6475 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6476 bounds even for -O+.
6477 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6478 expr needs to have DECL_NAME set.
6480 2010-02-24 Nick Clifton <nickc@redhat.com>
6482 * config/mep/mep.c: Include gimple.h.
6483 (mep_function_uses_sp): Delete unused function.
6484 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6485 parameters. Use unsigned integers to count args. Return a
6486 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6488 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6491 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6492 greater or equal to nelt instead of 2 * nelt.
6493 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6496 2010-02-23 Jason Merrill <jason@redhat.com>
6499 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6500 in cfun->local_decls even if they have register types.
6503 * stor-layout.c (place_field): Don't warn about unnecessary
6504 DECL_PACKED if the type is packed.
6506 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6509 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6510 GOTOFF relocs, even when the base reg isn't pic pointer.
6512 2010-02-23 Michael Matz <matz@suse.de>
6515 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6516 (expand_gimple_basic_block): Generate and use debug temps if there
6517 are debug uses left after the last real use of TERed ssa names.
6518 Unlink debug immediate uses when they are expanded.
6520 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6523 * config/i386/i386.c (override_options): Reorganise to provide
6524 better error messages.
6526 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6529 * graphite-scop-detection.c (create_single_exit_edge): Move
6530 the call to find_single_exit_edge to....
6531 (create_sese_edges): ...here. Don't handle multiple edges
6532 exiting the function.
6533 (build_graphite_scops): Don't handle multiple edges
6534 exiting the function.
6536 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6539 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6540 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6542 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6545 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6547 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6550 * c-typeck.c (convert_arguments): Print declaration location.
6551 * c-common.c (validate_nargs): Rename as
6552 builtin_function_validate_nargs.
6553 (check_builtin_function_arguments): Update.
6555 2010-02-22 Richard Guenther <rguenther@suse.de>
6558 * tree-inline.c (declare_return_variable): Use the type of
6559 the call stmt lhs if available.
6561 2010-02-22 Duncan Sands <baldrick@free.fr>
6563 * passes.c (register_pass): Always consider all pass lists when
6564 ref_pass_instance_number is zero.
6566 2010-02-22 Richard Guenther <rguenther@suse.de>
6568 PR tree-optimization/42749
6569 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6570 parameter. Do arithmetic in the original type.
6571 (update_accumulator_with_ops): Likewise.
6572 (adjust_accumulator_values): Adjust.
6574 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6576 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6577 (QI to BLKmode splitter): New splitter.
6579 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6581 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6582 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6584 2010-02-22 Richard Guenther <rguenther@suse.de>
6586 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6588 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6590 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6591 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6592 ($(T)crti.o, $(T)crtn.o): Remove rules.
6594 2010-02-21 Tobias Burnus <burnus@net-b.de>
6597 * doc/invoke.texi (-fassociative-math): Document that this
6598 option is automatically enabled for Fortran.
6600 2010-02-20 David S. Miller <davem@davemloft.net>
6602 * configure.ac: Test if linker and assembler properly support
6603 GOTDATA_OP relocations.
6604 * configure: Rebuild.
6605 * config.in: Likewise.
6606 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6607 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6608 (movsi_high_pic): Likewise.
6609 (movdi_lo_sum_pic): Likewise.
6610 (movdi_high_pic): Likewise.
6611 (movsi_pic_gotdata_op): New pattern.
6612 (movdi_pic_gotdata_op): Likewise.
6613 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6614 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6616 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6619 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6620 attribute to ssemul.
6621 (xop_mulv2div2di3_high): Ditto.
6623 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6626 * c.opt (Wconversion-null): New option.
6627 * doc/invoke.texi (Wconversion-null): Document.
6629 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6631 * common.opt (Wlarger-than-): Add Undocumented.
6633 2010-02-19 Mike Stump <mikestump@comcast.net>
6635 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6637 2010-02-19 Jason Merrill <jason@redhat.com>
6640 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6641 * configure: Likewise.
6643 2010-02-20 Alan Modra <amodra@gmail.com>
6646 * cgraph.h (cgraph_make_decl_local): Declare.
6647 * cgraph.c (cgraph_make_decl_local): New function.
6648 (cgraph_make_node_local): Use it.
6649 * cgraphunit.c (cgraph_function_versioning): Likewise.
6650 * ipa.c (function_and_variable_visibility): Likewise.
6652 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6655 * except.c (sjlj_emit_function_enter): Don't call
6656 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6658 * rtl.h (add_reg_br_prob_note): Remove prototype.
6660 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6663 * c-common.c (conversion_warning): Remove widening conversions
6664 before checking the conversion of integers to reals.
6666 2010-02-19 Mike Stump <mikestump@comcast.net>
6669 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6672 * cgraphunit.c (process_function_and_variable_attributes): Check
6673 DECL_PRESERVE_P instead of looking up attribute "used".
6674 * ipa-pure-const.c (check_decl): Likewise.
6675 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6676 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6677 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6678 instead of attribute "used".
6679 * config/sol2-c.c (solaris_pragma_init): Likewise.
6680 (solaris_pragma_fini): Likewise.
6682 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6684 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6685 Use XCNEW instead of xcalloc.
6686 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6687 XNEW instead of xmalloc.
6688 (get_fields): Use XNEWVEC instead of xmalloc.
6691 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6692 populate vars array.
6693 (create_new_general_access): For debug stmts just reset value.
6694 (get_stmt_accesses): For accesses within debug stmts just record them
6695 using add_access_to_acc_sites instead of preventing the peeling or
6696 counting them as accesses.
6699 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6701 2010-02-19 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/42916
6704 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6707 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6709 * configure.ac: Replace all uses of changequote in macro arguments
6710 with proper quoting.
6712 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6715 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6717 2010-02-19 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/42944
6720 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6721 test for aliasing with errno.
6723 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6726 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6727 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6728 * dojump.c: Include output.h.
6729 (inv): New inline function.
6730 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6731 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6732 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6733 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6734 argument, pass it down to other calls.
6735 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6736 add REG_BR_PROB note to the conditional jump.
6737 * cfgexpand.c (add_reg_br_prob_note): Removed.
6738 (expand_gimple_cond): Don't call it, add the probability
6739 as last argument to jumpif_1/jumpifnot_1.
6740 * Makefile.in (dojump.o): Depend on output.h.
6741 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6743 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6744 * stmt.c (do_jump_if_equal): Likewise.
6745 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6746 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6747 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6749 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6750 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6751 jumpifnot_1 callers.
6752 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6754 (store_expr): Adjust jumpifnot caller.
6755 (store_constructor): Adjust jumpif caller.
6758 * gimplify.c (gimple_boolify): For __builtin_expect call
6759 gimple_boolify also on its first argument.
6761 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6763 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6765 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6766 * configure: Regenerated.
6768 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6770 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6771 lang_hooks.types_compatible_p instead of comptypes.
6773 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6775 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6776 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6777 if __prefer_thumb__ is defined.
6779 2010-02-18 Martin Jambor <mjambor@suse.cz>
6781 PR tree-optimization/43066
6782 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6783 array with zero-sized element type.
6785 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6787 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6788 rtx, allocate struct var_loc_node here and return it to the
6789 caller, and only if it is actually needed.
6790 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6791 move it earlier and return immediately if it returns NULL.
6793 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6795 * config/sparc/gas.h: New file. Restore
6796 TARGET_ASM_NAMED_SECTION to its ELF default.
6797 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6799 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6800 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6801 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6802 after sparc/sysv4.h.
6804 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6806 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6808 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6810 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6811 patterns from predicated pattern.
6813 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6817 for insn mnemonic suffix.
6819 2010-02-17 Richard Guenther <rguenther@suse.de>
6821 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6824 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6827 * caller-save.c (save_call_clobbered_regs): If BB ends with
6828 a DEBUG_INSN, move any notes in between last real insn and the last
6829 DEBUG_INSN after the last DEBUG_INSN.
6831 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6833 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6834 Fix return type. Fix argument type. Explain meaning of return value.
6836 2010-02-16 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/41043
6839 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6840 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6842 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6844 2010-02-16 Ira Rosen <irar@il.ibm.com>
6846 PR tree-optimization/43074
6847 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6848 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6849 vectorizable cycles in hybrid SLP check.
6850 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6852 2010-02-16 Richard Guenther <rguenther@suse.de>
6854 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6855 (true_dependence): If memrefs_conflict_p computes must-alias
6856 trust it. Move TBAA check after offset-based disambiguation.
6857 (canon_true_dependence): Likewise.
6859 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6861 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6862 * doc/invoke.texi: Document it.
6863 * var-tracking.c: Include toplev.h and params.h.
6864 (vt_find_locations): Return bool indicating success. Compute
6865 hash sizes unconditionally. Check new parameter, report.
6866 (variable_tracking_main_1): Check vt_find_locations results and
6867 retry. Renamed from...
6868 (variable_tracking_main): ... this. New wrapper to preserve
6869 flag_var_tracking_assignments.
6870 * Makefile.in (var-tracking.o): Adjust dependencies.
6872 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6873 Jakub Jelinek <jakub@redhat.com>
6876 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6877 if weak_import attribute is present.
6878 * config/darwin.c (machopic_select_section): Likewise.
6880 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6882 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6883 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6884 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6885 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6887 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6890 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6893 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6894 Rewrite text to refer to the names.
6896 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6898 * config/i386/i386-builtin-types.def
6899 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6900 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6901 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6902 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6903 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6904 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6905 IX86_BUILTIN_VPERMIL2PS256.
6906 (MULTI_ARG_4_DF2_DI_I): Defined.
6907 (MULTI_ARG_4_DF2_DI_I1): Defined.
6908 (MULTI_ARG_4_SF2_SI_I): Defined.
6909 (MULTI_ARG_4_SF2_SI_I1): Defined.
6910 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6911 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6912 __builtin_ia32_vpermil2ps256.
6913 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6914 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6915 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6916 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6917 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6918 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6919 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6920 CODE_FOR_xop_vpermil2v8sf3.
6921 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6922 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6923 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6924 (_mm256_permute2_pd): New.
6925 (_mm_permute2_ps): New.
6926 (_mm256_permute2_ps): New.
6928 2010-02-15 Nick Clifton <nickc@redhat.com>
6930 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6931 boolean parameters. Use emit_jump_insn when emitting a pop
6932 instruction containing a return insn.
6933 (push): Use 'true' rather than '1' as second parameter to F.
6934 (h8300_expand_prologue): Likewise.
6935 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6936 (h8300_expand_epilogue): Likewise.
6938 2010-02-15 Richard Guenther <rguenther@suse.de>
6941 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6944 2010-02-15 Nick Clifton <nickc@redhat.com>
6946 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6949 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6951 * intl.c (fake_ngettext): New function.
6952 * intl.h (fake_ngettext): Declare.
6953 (ngettext): Define macro.
6954 * collect2.c (notice_translated): New function.
6955 (main): Use notice_translated and ngettext.
6956 * collect2.h (notice_translated): Declare.
6958 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6960 * reorg.c (delete_computation): Comment fixes.
6961 * caller-save.c (setup_save_areas): Idem.
6962 * sel-sched-dump.c (dump_lv_set): Idem.
6965 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6967 * config/s390/s390.c (s390_sched_init): New function.
6968 (TARGET_SCHED_INIT): Target hook defined.
6970 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6971 Jack Howarth <howarth@bromo.med.uc.edu>
6972 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6975 Partial revert of unintended change in fix for PR41605.
6976 * config/darwin.h: Fix typo.
6977 * config/darwin9.h: Same.
6979 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6981 * c-pch.c (pch_init): Clear v.
6983 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6986 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6987 graphite_can_represent_init for MULT_EXPR.
6989 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6993 * graphite-sese-to-poly.c (remove_phi): New.
6994 (translate_scalar_reduction_to_array): Call remove_phi.
6996 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6999 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7000 * graphite-clast-to-gimple.h (gloog): Update declaration.
7001 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7002 * graphite-poly.h (struct poly_bb): Add missing comments.
7003 (struct scop): Add poly_scop_p field.
7005 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7006 * graphite.c (graphite_transform_loops): Build the polyhedral
7007 representation for each scop before code generation.
7008 * sese.c (rename_variables_in_operand): Removed.
7009 (rename_variables_in_expr): Return the renamed expression.
7010 (rename_sese_parameters): New.
7011 * sese.h (rename_sese_parameters): Declared.
7013 2010-02-11 Richard Guenther <rguenther@suse.de>
7015 PR tree-optimization/42998
7016 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7017 POINTER_PLUS_EXPR properly.
7019 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7020 Changpeng Fang <changpeng.fang@amd.com>
7023 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7024 the cost of an IV candidate when the IV is used in a test against zero.
7026 * gcc.dg/tree-ssa/ivopts-3.c: New.
7028 2010-02-11 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7032 pointer-vs-decl case by swapping refs. Handle some cases
7033 of pointer-vs-decl disambiguations more conservatively.
7034 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7035 to false after expanding.
7037 2010-02-11 Richard Guenther <rguenther@suse.de>
7040 * gcc.c (process_command): Handle LTO file@offset case more
7043 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7045 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7046 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7048 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7050 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7051 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7052 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7053 Optimize eq/ne comparisons when both arguments are known to be
7055 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7056 Don't mask operands unnecessarily if they are known to be already
7059 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7061 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7064 2010-02-10 Richard Guenther <rguenther@suse.de>
7066 PR tree-optimization/43017
7067 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7068 for wrapping signed arithmetic.
7070 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7073 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7074 if no debug info should be emitted for it.
7076 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7078 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7079 note when flag_exceptions is set.
7081 2010-02-10 Duncan Sands <baldrick@free.fr>
7083 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7085 2010-02-10 Richard Guenther <rguenther@suse.de>
7088 * tree.c (get_unwidened): Handle constants.
7089 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7091 2010-02-10 Martin Jambor <mjambor@suse.cz>
7094 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7095 check for variable argument counts independently.
7097 2010-02-10 Christian Bruel <christian.bruel@st.com>
7100 * config/sh/sh.c (find_barrier): Increase length for non delayed
7101 conditional branches.
7103 2010-02-10 Christian Bruel <christian.bruel@st.com>
7105 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7107 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7109 * builtins.c (set_builtin_user_assembler_name): Also handle
7110 ffs if int is smaller than word.
7112 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7115 * ira-conflicts.c (get_dup): Remove.
7116 (process_reg_shuffles): Add new parameter. Use it as an
7117 additional guard for copy generation.
7118 (add_insn_allocno_copies): Rewrite.
7120 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7122 * common.opt (fsched2-use-traces): Preserved for backward
7124 * doc/invoke.texi: Remove the documentation about option
7125 -fsched2-use-traces.
7126 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7127 flag_sched2_use_traces.
7128 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7129 the backward compatibility flag section.
7131 2010-02-09 Richard Guenther <rguenther@suse.de>
7133 PR tree-optimization/43008
7134 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7135 make HEAP variables initialized from global memory if they
7136 are not known builtin functions.
7137 (find_func_aliases): Adjust.
7139 2010-02-09 Richard Guenther <rguenther@suse.de>
7141 PR tree-optimization/43000
7142 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7143 arithmetic manually.
7145 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7147 PR tree-optimization/42931
7148 * tree-loop-linear.c (try_interchange_loops): Don't call
7149 double_int_mul if estimated_loop_iterations failed.
7151 2010-02-08 Martin Jambor <mjambor@suse.cz>
7154 * tree-sra.c (build_accesses_from_assign): Do not mark in
7155 should_scalarize_away_bitmap if stmt has volatile ops.
7156 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7159 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7161 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7163 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7165 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7168 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7171 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7173 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7176 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7177 to unknown_dependence.
7178 (graphite_legal_transform_dr): Handle the unknown_dependence.
7179 (graphite_carried_dependence_level_k): Same.
7181 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7183 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7185 2010-02-07 Richard Guenther <rguenther@suse.de>
7188 * expr.c (get_inner_reference): Always initialize *pbitsize.
7190 2010-02-07 Richard Guenther <rguenther@suse.de>
7193 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7194 new ARRAY_REFs on variable size element or minimal index arrays.
7196 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7197 gimple_fold_indirect_ref.
7199 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7202 * arm.c (arm_override_options): Just return if the user has specified
7203 an invalid fpu name.
7205 2010-02-03 Jason Merrill <jason@redhat.com>
7208 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7209 i386_pe_maybe_record_exported_symbol.
7211 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7214 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7215 (pa_delegitimize_address): New function.
7217 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7219 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7220 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7222 2010-02-05 Richard Guenther <rguenther@suse.de>
7225 * lto-streamer-in.c (get_resolution): Deal with references
7226 to undefined functions.
7228 2010-02-05 Richard Guenther <rguenther@suse.de>
7230 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7231 (fold_const_aggregate_ref): Likewise.
7232 (ccp_fold_stmt): Substitute loads.
7233 (maybe_fold_reference): Verify types before substituting.
7235 (fold_gimple_assign): Unshare properly.
7236 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7238 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7240 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7241 for rs6000_gen_cell_microcode.
7243 2010-02-04 Richard Guenther <rguenther@suse.de>
7245 PR rtl-optimization/42952
7246 * dse.c (const_or_frame_p): Remove MEM handling.
7248 2010-02-04 Nick Clifton <nickc@redhat.com>
7250 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7251 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7252 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7253 (mn10300_asm_output_mi_thunk): New function.
7254 (mn10300_can_output_mu_thunk): New function.
7255 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7256 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7257 (FUNCTION_ARG): Delete incorrect comment.
7259 2010-02-03 Jason Merrill <jason@redhat.com>
7262 * fold-const.c (operand_equal_p): Handle erroneous types.
7264 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7266 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7268 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7270 PR rtl-optimization/42941
7271 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7274 2010-02-03 Jason Merrill <jason@redhat.com>
7277 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7279 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7282 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7283 (cselib_reset_table): Renamed from...
7284 (cselib_reset_table_with_next_value): ... this.
7285 (cselib_get_next_uid): Renamed from...
7286 (cselib_get_next_unknown_value): ... this.
7287 * cselib.c (next_uid): Renamed from...
7288 (next_unknown_value): ... this.
7289 (cselib_clear_table): Adjust.
7290 (cselib_reset_table): Adjust. Renamed from...
7291 (cselib_reset_table_with_next_value): ... this.
7292 (cselib_get_next_uid): Adjust. Renamed from...
7293 (cselib_get_next_unknown_value): ... this.
7294 (get_value_hash): Use hash.
7295 (cselib_hash_rtx): Likewise.
7296 (new_cselib_val): Adjust. Set and dump uid.
7297 (cselib_lookup_mem): Pass next_uid as hash.
7298 (cselib_subst_to_values): Likewise.
7299 (cselib_log_lookup): Dump uid.
7300 (cselib_lookup): Pass next_uid as hash. Adjust.
7301 (cselib_process_insn): Adjust.
7302 (cselib_init): Initialize next_uid.
7303 (cselib_finish): Adjust.
7304 (dump_cselib_table): Likewise.
7305 * dse.c (canon_address): Dump value uid.
7306 * print-rtl.c (print_rtx): Print value uid.
7307 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7309 (dv_uid): New function, sort of renamed from...
7310 (dv_htab_hash): ... this, reimplemented in terms of it and...
7311 (dv_uid2hash): ... this. New.
7312 (variable_htab_eq): Drop excess assertions.
7313 (tie_break_pointers): Removed.
7314 (canon_value_cmp): Compare uids.
7315 (variable_post_merge_New_vals): Print uids.
7316 (vt_add_function_parameters): Adjust.
7317 (vt_initialize): Reset table. Adjust.
7319 2010-02-03 Richard Guenther <rguenther@suse.de>
7321 PR tree-optimization/42944
7322 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7323 (call_may_clobber_ref_p_1): Likewise. Properly handle
7324 malloc and calloc clobbering errno.
7326 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7328 * doc/invoke.texi: Fix name of sched1 dump.
7330 * opts.c (decode_options): Set flag_tree_switch_conversion
7331 only conditionally on optimize >= 2.
7333 * gcse.c: Assorted comment fixes in pass description.
7335 2010-02-03 Anthony Green <green@moxielogic.com>
7337 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7338 nop padding in order to maintain alignment of storage location of
7339 target function address.
7340 (moxie_trampoline_init): Store target function address at newly
7342 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7344 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7346 2010-02-03 Richard Guenther <rguenther@suse.de>
7349 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7351 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7353 * config.gcc: Reenable check for obsolete targets.
7354 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7355 mips-sgi-irix6.[0-4]*.
7357 2010-02-02 Nick Clifton <nickc@redhat.com>
7359 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7360 constant size of 4 as being the same as 0.
7361 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7362 can take values in the range 0..4.
7364 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7367 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7368 as _darwin10_Unwind_FindEnclosingFunction().
7369 * libgcc-libsystem.ver: New.
7371 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7374 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7375 implicitly set registers.
7377 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7379 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7380 (arm_override_options): Allow automatic selection of the thread
7381 pointer register if thumb2.
7382 (legitimize_pic_address): Improve code sequences for Thumb2.
7383 (arm_call_tls_get_addr): Likewise.
7384 (legitimize_tls_address): Likewise.
7385 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7386 (pic_load_addr_32bit): ... this. New named pattern.
7387 * thumb2.md (pic_load_addr_thumb2): Delete.
7388 (pic_load_dot_plus_four): Delete.
7389 (tls_load_dot_plus_four): New named pattern.
7391 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7394 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7395 Document fix for TLS bug.
7397 2010-01-31 Richard Guenther <rguenther@suse.de>
7399 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7400 conservatively correct.
7402 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7406 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7408 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7410 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7412 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7414 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7416 * config.gcc: Adjust order of makefile fragments for mingw targets.
7418 2010-01-31 Richard Guenther <rguenther@suse.de>
7421 * gimplify.c (gimplify_init_constructor): For volatile LHS
7422 initialize a temporary.
7424 2010-01-31 Matthias Klose <doko@ubuntu.com>
7426 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7428 * configure: Regenerate.
7430 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7432 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7433 the same alias set and their sizes different constantness.
7434 (aliasing_component_refs_p): Revert 2009-10-24 change.
7436 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7438 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7441 2010-01-29 Richard Guenther <rguenther@suse.de>
7443 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7444 Assert we successfully updated the call.
7446 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7448 PR rtl-optimization/42889
7449 * df.h (df_set_bb_dirty_nonlr): New prototype.
7450 * df-core.c (df_set_bb_dirty_nonlr): New function.
7451 * df-scan.c (df_insn_rescan): Call it instead of
7452 df_set_bb_dirty for DEBUG_INSNs.
7454 2010-01-29 Richard Guenther <rguenther@suse.de>
7457 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7458 quadratic behavior in most cases.
7460 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7463 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7464 in the call to gen_x86_movsicc_0_m1.
7466 2010-01-28 Richard Guenther <rguenther@suse.de>
7468 PR tree-optimization/42871
7469 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7471 2010-01-28 Richard Guenther <rguenther@suse.de>
7473 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7474 into call arguments.
7476 2010-01-28 Richard Guenther <rguenther@suse.de>
7479 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7480 the forwarder if the destination is an EH landing pad.
7482 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7484 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7485 block list passed to gimple_duplicate_sese_tail.
7486 (parallelize_loops): Avoid parallelization when the function
7488 Avoid parallelization when the preheader is IRREDUCIBLE.
7489 Try to optimize when estimated_loop_iterations_int is unresolved.
7490 Add the loop's location to the dump file.
7491 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7492 (gimple_duplicate_sese_tail): Remove the check for the latch.
7493 Redirect nexits to the exit block.
7494 Remove handling of the incoming edges to the latch.
7495 Redirect the backedge from the copied latch to the exit bb.
7497 2010-01-28 Michael Matz <matz@suse.de>
7500 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7501 Wrap force_reg into a sequence, emit it before user.
7503 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7505 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7507 (arm_legacy_rev): Likewise.
7508 (thumb_legacy_rev): Likewise.
7510 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7512 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7513 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7514 on MEM's address failed, try avoid_constant_pool_reference and
7515 recurse if it returned something different.
7516 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7517 address, try avoid_constant_pool_reference and recurse if it
7518 returned something different.
7519 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7520 address and avoid_constant_pool_reference returned something
7521 different, don't set have_address.
7523 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7526 * var-tracking.c (val_store): Add modified argument, obey it.
7528 (count_uses): Move down logging of main.
7529 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7530 don't need resolution.
7531 (emit_notes_in_bb): Likewise.
7533 2010-01-27 Richard Guenther <rguenther@suse.de>
7536 * tree-inline.c (remap_decl): Delay remapping of SSA name
7537 default definitions until we need them.
7539 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7541 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7542 (rs6000_delegitimize_address): New function.
7544 * config/s390/s390.c (s390_delegitimize_address): Call
7545 delegitimize_mem_from_attrs.
7548 * tree-inline.c (cannot_copy_type_1): Removed.
7549 (copy_forbidden): Don't forbid copying of functions containing
7550 records/unions with variable length fields.
7552 2010-01-27 Christian Bruel <christian.bruel@st.com>
7556 * config/sh/sh.c (find_barrier): Increase length for non delayed
7557 conditional branches.
7559 2010-01-27 Matthias Klose <doko@ubuntu.com>
7561 * configure.ac (gnu-unique-object): Fix ldd version check.
7562 * configure: Regenerate.
7564 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7566 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7568 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7569 Test for HAVE_GNU_AS value.
7571 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7573 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7574 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7575 INT64_TYPE): Define.
7576 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7577 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7578 INT_LEAST64_TYPE): Define.
7579 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7580 UINT_LEAST64_TYPE): Define.
7581 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7582 INT_FAST64_TYPE): Define.
7583 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7584 UINT_FAST64_TYPE): Define.
7585 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7586 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7587 (SIG_ATOMIC_TYPE): Define.
7589 2010-01-26 Richard Guenther <rguenther@suse.de>
7591 * df-scan.c (df_scan_set_bb_info): Remove assert.
7592 (df_insn_rescan_debug_internal): Merge asserts.
7593 (df_install_ref): Likewise.
7594 (df_mark_reg): Use bitmap_set_range.
7595 (df_hard_reg_used_p): Remove assert.
7596 (df_hard_reg_used_count): Likewise.
7598 2010-01-26 Richard Guenther <rguenther@suse.de>
7600 PR rtl-optimization/42685
7601 * web.c (web_main): Ignore DEBUG_INSNs.
7603 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7605 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7607 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7608 Fix types of fndecl and arglist parameters.
7610 2010-01-26 Richard Guenther <rguenther@suse.de>
7613 * tree-eh.c (unsplit_eh): Skip debug insns.
7615 2010-01-26 Richard Guenther <rguenther@suse.de>
7617 PR tree-optimization/42250
7618 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7620 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7623 * omp-low.c (expand_omp_sections): Only use single_pred if
7624 l2_bb is single_pred_p.
7626 2010-01-25 Christian Bruel <christian.bruel@st.com>
7629 * config/sh/sh.c (find_barrier): Increase length for non delayed
7630 conditional branches.
7631 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7633 2010-01-24 David S. Miller <davem@davemloft.net>
7635 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7636 define if not using GAS.
7637 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7638 Likewise. Delete SECTION_MERGE code, which is only applicable
7641 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7644 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7645 mangling of va_list in system headers.
7647 2010-01-23 Toon Moene <toon@moene.org>
7649 * tree-predcom.c (combine_chains): Return NULL, not false.
7651 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7653 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7654 initialization of variable res to agree with return type.
7656 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7658 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7659 * tree-sra.c: Add include of expr.h.
7661 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7663 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7664 insert the debug stmt on the single non-EH edge from the stmt.
7666 2010-01-22 Richard Henderson <rth@redhat.com>
7669 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7670 the RHS until after generate_subtree_copies has insertted its
7671 code before the current statement.
7673 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7675 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7677 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7679 2010-01-21 Martin Jambor <mjambor@suse.cz>
7681 PR tree-optimization/42585
7682 * tree-sra.c (struct access): New field grp_total_scalarization.
7683 (dump_access): Dump the new field.
7684 (should_scalarize_away_bitmap): New variable.
7685 (cannot_scalarize_away_bitmap): Likewise.
7686 (sra_initialize): Allocate new bitmaps.
7687 (sra_deinitialize): Free new bitmaps.
7688 (create_access_1): New function.
7689 (create_access): Parts moved to create_access_1.
7690 (type_consists_of_records_p): New function.
7691 (completely_scalarize_record): Likewise.
7692 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7693 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7694 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7696 (analyze_all_variable_accesses): Completely scalarize small eligible
7699 2010-01-21 Martin Jambor <mjambor@suse.cz>
7701 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7703 2010-01-21 Andrew Haley <aph@redhat.com>
7705 * gcc.c (process_command): Move lang_specific_driver before
7706 setting cc_libexec_prefix.
7708 2010-01-21 Richard Guenther <rguenther@suse.de>
7711 * fold-const.c (negate_expr_p): Pretend only negative
7712 real constants are easily negatable.
7714 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7715 Jason Merrill <jason@redhat.com>
7717 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7718 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7719 * calls.c (initialize argument_information): Handle it.
7720 * c-common.c (handle_transparent_union_attribute): Use new name.
7721 * c-decl.c (finish_struct): Ditto.
7722 * c-typeck.c (type_lists_compatible_p): Ditto.
7723 (convert_for_assignment): Use new name and also handle record.
7724 * function.c (aggregate_value_p): Handle it.
7725 (pass_by_reference): Ditto.
7726 (assign_parm_data_types): Ditto.
7727 * print-tree.c (print_node): Ditto.
7728 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7729 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7730 * tree.c (first_field): New fn.
7732 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7735 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7736 even when linking statically, for now.
7738 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7741 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7742 without a cselib val.
7743 (count_uses): Accept MO_VAL_SET with no val on stores.
7744 (add_stores): Likewise.
7746 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7748 * var-tracking.c (check_value_val): Add a compile time assertion.
7749 (dv_is_decl_p): Simplify.
7750 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7751 gcc_assert if ENABLE_CHECKING.
7753 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7756 * var-tracking.c: Include tree-flow.h.
7757 (mem_dies_at_call): New.
7758 (dataflow_set_preserve_mem_locs): Use it.
7759 (dataflow_set_remove_mem_locs): Likewise.
7760 (dump_var): Renamed from dump_variable. Adjust all callers.
7761 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7762 * Makefile.in (var-tracking.o): Adjust deps.
7764 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7766 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7768 2010-01-20 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/42717
7771 * tree-ssa-dce.c (get_live_post_dom): Remove.
7772 (forward_edge_to_pdom): Take an arbitrary edge to copy
7773 degenerate PHI args from.
7774 (remove_dead_stmt): Use the first post-dominator even if it
7775 does not contain live statements as redirection destination.
7777 2010-01-20 Richard Guenther <rguenther@suse.de>
7779 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7781 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7783 * sel-sched.c (create_speculation_check): Remove set but not used
7785 (try_transformation_cache): Remove set but not used variable ds.
7786 (calculate_privileged_insns): Remove set but not used variables
7787 cur_insn and min_spec_insn.
7788 (find_best_expr): Remove set but not used variable avail_n.
7789 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7791 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7793 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7794 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7797 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7800 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7801 cpu types. Add support for *-sse3 cpu types.
7802 (x86_64-*-*): Ditto.
7804 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7807 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7808 argument, call initializer_constant_valid_p_1 instead of
7809 initializer_constant_valid_p, pass CACHE to it, return NULL
7810 immediately if first call returns NULL.
7811 (initializer_constant_valid_p_1): New function.
7812 (initializer_constant_valid_p): Use it.
7814 2010-01-20 Thomas Quinot <quinot@adacore.com>
7816 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7818 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7820 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7821 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7822 (loc_list_from_tree): Don't handle unsigned division. Handle
7823 signed modulo using DW_OP_{over,over,div,mul,minus}.
7824 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7825 modulo instead of signed.
7827 2010-01-20 DJ Delorie <dj@redhat.com>
7829 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7831 (h8300_emit_stack_adjustment): Propogate it.
7833 (h8300_expand_prologue): Likewise.
7834 (h8300_expand_epilogue): Likewise.
7836 2010-01-19 Michael Matz <matz@suse.de>
7838 PR tree-optimization/41783
7839 * tree-data-ref.c (toplevel): Include flags.h.
7840 (dump_data_dependence_relation): Also dump the inputs if the
7841 result will be unknown.
7842 (split_constant_offset_1): Look through some conversions.
7843 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7844 the offset from last element is too large.
7845 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7846 (reassociate_to_the_same_stmt): Handle vector registers.
7847 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7849 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7850 wide_prolog_niters argument, emit widening instructions.
7851 (vect_do_peeling_for_alignment): Adjust caller, use widened
7852 variant of the iteration cound.
7853 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7855 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7858 * config/arm/neon-testgen.m (emit_automatics): New parameter
7859 features. Adjust for Fixed_return_reg feature.
7860 (test_intrinsic): Call emit_automatics with new feature.
7861 * config/arm/neon.ml: Update copyright years.
7862 (features): New Fixed_return_reg feature.
7863 (ops): Update feature for Vget_low.
7865 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7867 PR tree-optimization/42719
7868 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7872 * fwprop.c (all_uses_available_at): Return false if def_set dest
7873 is a REG that is used in def_insn.
7875 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7877 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7879 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7882 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7884 * target.h (struct gcc_target) <secondary_reload>: Change type
7885 of last argument to secondary_reload_info *.
7887 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7890 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7891 memory references with unaligned offsets. Remove CQImode handling.
7892 (unaligned_memory_operand): Return 1 for memory references with
7893 unaligned offsets. Remove CQImode handling.
7895 2010-01-18 Richard Guenther <rguenther@suse.de>
7898 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7901 2010-01-18 Richard Guenther <rguenther@suse.de>
7903 PR tree-optimization/42781
7904 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7905 restrict processing only if the original variable was artificial.
7907 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7909 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7910 find number of popped argument bytes.
7912 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7913 Fix the text that describes the return value for invalid insns.
7915 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7917 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7918 Clarify what 'cost of the -dependence' is. Fix quoting.
7920 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7921 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7923 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7925 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7926 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7928 2010-01-17 Richard Guenther <rguenther@suse.de>
7931 * function.c (split_complex_args): Take a VEC to modify.
7932 (assign_parms_augmented_arg_list): Build a VEC instead of
7933 a chain of PARM_DECLs.
7934 (assign_parms_unsplit_complex): Take a VEC of arguments.
7935 Do not fixup unmodified parms.
7936 (assign_parms): Deal with the VEC.
7937 (gimplify_parameters): Likewise.
7939 2010-01-17 Richard Guenther <rguenther@suse.de>
7941 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7942 node existence check.
7943 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7944 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7945 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7946 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7947 (gimple_execute_on_growing_pred): Likewise.
7949 2010-01-17 Richard Guenther <rguenther@suse.de>
7951 PR tree-optimization/42773
7952 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7953 (compute_antic_aux): Likewise.
7954 (compute_partial_antic_aux): Likewise.
7956 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7959 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7962 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7964 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7967 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7968 Fix markup for strict argument.
7970 (TARGET_SCHED_REORDER2): Fix argument types.
7972 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7973 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7975 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7976 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7978 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7981 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7982 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7983 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7984 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7985 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7987 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7989 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7991 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7992 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7994 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7996 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7999 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8001 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8002 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8004 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8006 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8008 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8009 referring to it. Fix language.
8011 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8013 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8015 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8017 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8019 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8020 '@var{stream}. Remove stray 'and'.
8022 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8024 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8026 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8028 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8029 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8031 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8032 Fix description of return value.
8033 Rename argument "sz" to "len."
8035 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8036 Clarify meaning of 'true' return value.
8038 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8040 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8041 rep_mode versus mode_rep.
8043 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8045 (TARGET_BUILTIN_DECL): Fix name.
8047 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8049 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8051 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8053 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8055 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8057 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8060 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8061 Rename argument tm_fn to md_fn.
8063 (TARGET_OPTION_PRINT): Fix argument list.
8065 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8068 * config/i386/i386.c (ix86_fixup_binary_operands):
8069 Revert FMA4 fixup of operands.
8071 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8074 * Makefile.in (write_entries_to_file, install-plugin):
8075 Use \012 instead of \n with tr.
8077 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8079 * configure.ac (HAVE_AS_REF): New C macro.
8080 * configure: Regenerate.
8081 * config.in: Likewise.
8082 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8084 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8087 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8089 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8091 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8093 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8095 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8097 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8099 (TARGET_BINDS_LOCAL_P): Fix argument type.
8101 (TARGET_ASM_FILE_END): Use prototype.
8103 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8105 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8107 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8109 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8111 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8112 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8114 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8115 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8117 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8118 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8119 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8120 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8122 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8124 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8126 (TARGET_INIT_BUILTINS): Use prototype.
8128 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8129 Put 'const char *' in braces. Fix parameter types.
8130 (TARGET_INVALID_CONVERSION): Fix parameter types.
8131 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8132 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8134 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8137 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8139 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8141 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8143 * doc/tm.texi (TARGET_HELP): Fix return type.
8145 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8146 in braces. Fix argument types.
8148 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8150 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8152 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8154 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8155 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8157 (TARGET_MANGLE_TYPE): Fix argument types.
8159 (TARGET_IRA_COVER_CLASSES): Use prototype.
8161 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8163 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8165 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8167 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8169 (TARGET_CALLEE_COPIES): Fix argument types.
8171 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8173 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8175 (TARGET_FUNCTION_VALUE): Fix argument types.
8177 (TARGET_RETURN_IN_MSB): Fix argument type.
8179 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8181 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8183 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8185 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8186 agree with return type.
8188 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8190 2010-01-15 Jing Yu <jingyu@google.com>
8192 PR rtl-optimization/42691
8193 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8194 a pseudo to a constant and are merged, and adjust comments.
8196 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8198 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8200 2010-01-15 Richard Guenther <rguenther@suse.de>
8203 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8204 labels of computed or non-local gotos to the destination.
8205 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8206 landing pad label is the first label.
8208 2010-01-15 Richard Guenther <rguenther@suse.de>
8210 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8212 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8215 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8216 to allow generation of the xssqrtdp instruction on power7.
8217 (sqrtdf2_fpr): Ditto.
8219 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8222 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8223 functions with noreturn attribute.
8226 * varasm.c (declare_weak): Add weak attribute to decl if it
8227 doesn't have one already.
8228 (assemble_external): Only add decls to weak_decls if they also
8229 have weak attribute.
8231 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8233 * var-tracking.c (var_reg_delete): Don't delete the association
8234 between REGs and values or one-part variables if the register
8237 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8240 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8241 because its first operand is a non-localized variable.
8243 2010-01-14 Martin Jambor <mjambor@suse.cz>
8245 PR tree-optimization/42706
8246 * tree-sra.c (encountered_recursive_call): New variable.
8247 (encountered_unchangable_recursive_call): Likewise.
8248 (sra_initialize): Initialize both new variables.
8249 (callsite_has_enough_arguments_p): New function.
8250 (scan_function): Call decl and flags check only for IPA-SRA, check
8251 whether there is a recursive call and whether it has enough arguments.
8252 (all_callers_have_enough_arguments_p): New function.
8253 (convert_callers): Look for recursive calls only when
8254 encountered_recursive_call is set.
8255 (ipa_early_sra): Bail out either if
8256 !all_callers_have_enough_arguments_p or
8257 encountered_unchangable_recursive_call.
8259 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8261 * sel-sched.c: Add 2010 to copyright years.
8262 * sel-sched-ir.c: Likewise.
8263 * sel-sched-ir.h: Likewise.
8265 2010-01-14 Martin Jambor <mjambor@suse.cz>
8267 PR tree-optimization/42714
8268 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8269 constructors specially.
8271 2010-01-14 Andi Kleen <ak@linux.intel.com>
8273 * config/i386/drivers-i386.c (detect_caches_intel):
8274 Add l2sizekb parameter and fill in.
8275 (host_detect_local_cpu): Add l2sizekb, fill in.
8276 Add Atom small cache heuristic.
8278 2010-01-14 Andi Kleen <ak@linux.intel.com>
8280 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8281 Add level3 parameter and fill in.
8282 (detect_caches_intel): Handle level3 cache.
8284 2010-01-14 Andi Kleen <ak@linux.intel.com>
8286 * config/i386/drivers-i386.c (host_detect_local_cpu):
8287 Fix core duo detection.
8289 2010-01-14 Andi Kleen <ak@linux.intel.com>
8291 * config/i386/drivers-i386.c (host_detect_local_cpu):
8294 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8296 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8297 (rs6000_variable_issue_1): this. Use...
8298 (rs6000_variable_issue): here. Reimplement. Print debug info.
8300 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8302 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8303 sel_restore_notes. Update all callers. Call reemit_notes
8306 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8308 PR rtl-optimization/42246
8309 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8312 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8314 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8315 all successors is the same as number of successors in current region.
8317 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8319 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8320 to rename is not separable. Otherwise check that its LHS is not NULL.
8322 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8324 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8326 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8328 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8329 available registers when failed to discover LHS register class.
8330 Fix indentation. Update comment.
8332 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8333 Alexander Monakov <amonakov@ispras.ru>
8335 PR rtl-optimization/42389
8336 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8338 (advance_state_on_fence): Likewise.
8339 (sel_target_adjust_priority): Print debug output only when
8340 sched_verbose >= 4, not 2.
8341 (get_expr_cost): Do not issue all unique insns on the next cycle.
8342 (fill_insns): Initialize can_issue_more from the value saved
8344 * sel-sched-ir.c (flist_add): New parameter issue_more.
8345 Init FENCE_ISSUE_MORE with it.
8346 (merge_fences): Likewise.
8347 (init_fences): Update call to flist_add.
8348 (add_to_fences, add_clean_fence_to_fences)
8349 (add_dirty_fence_to_fences): Likewise.
8350 (move_fence_to_fences): Update call to merge_fences.
8351 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8353 * sel-sched-ir.h (struct _fence): New field issue_more.
8354 (FENCE_ISSUE_MORE): New accessor macro.
8356 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8358 PR rtl-optimization/42388
8359 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8360 that have no predecessors nor successors. Do not call move_bb_info
8361 for empty blocks outside of current region.
8363 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8365 PR rtl-optimization/42294
8366 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8367 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8368 originators' originators.
8370 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8372 PR rtl-optimization/39453
8373 PR rtl-optimization/42246
8374 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8376 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8378 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8379 Alexander Monakov <amonakov@ispras.ru>
8382 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8383 (maybe_tidy_empty_bb): ... here. Make static. Add new
8384 argument. Update all callers.
8385 (tidy_control_flow): ... and here. Recompute topological order
8386 of basic blocks in region if necessary.
8387 (sel_redirect_edge_and_branch): Change return type. Return true
8388 if topological order might have been invalidated.
8389 (purge_empty_blocks): Export and move from...
8390 * sel-sched.c (purge_empty_blocks): ... here.
8391 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8392 (maybe_tidy_empty_bb): Delete prototype.
8393 (purge_empty_blocks): Declare.
8395 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8397 PR rtl-optimization/42249
8398 * sel-sched.c (try_replace_dest_reg): When chosen register
8399 and original register is the same, do not bail out early, but
8400 still check all original insns for validity of replacing destination
8401 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8404 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8407 Port from no-undefined-overflow branch:
8408 2009-03-09 Richard Guenther <rguenther@suse.de>
8410 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8412 2010-01-14 Richard Guenther <rguenther@suse.de>
8415 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8417 2010-01-14 Ira Rosen <irar@il.ibm.com>
8419 PR tree-optimization/42709
8420 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8421 as scalar type in creation of constant vector operand.
8423 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8426 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8427 (check-parallel-%): Match `testsuite' directory component only
8430 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8432 PR translation/39521
8433 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8436 2010-01-13 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/42730
8439 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8442 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8445 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8446 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8449 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8451 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8452 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8453 ___umulsi3_highpart.
8455 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8456 rather than schedule_insns if the pass is enabled.
8458 2010-01-13 Martin Jambor <mjambor@suse.cz>
8460 PR tree-optimization/42704
8461 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8464 2010-01-13 Martin Jambor <mjambor@suse.cz>
8466 PR tree-optimization/42703
8467 * tree-sra.c (analyze_access_subtree): Check that we can build a
8468 reference to the original data within the aggregate.
8470 2010-01-13 Richard Guenther <rguenther@suse.de>
8472 PR tree-optimization/42705
8473 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8475 2010-01-13 Richard Guenther <rguenther@suse.de>
8478 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8480 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8483 * var-tracking.c (values_to_unmark): New variable.
8484 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8485 values_to_unmark vector. Moved body to...
8486 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8487 instead queue it into values_to_unmark vector.
8488 (vt_find_locations): Free values_to_unmark vector.
8490 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8492 * config/s390/s390.c (override_options): Set
8493 default of max-pending-list-length to 256
8495 2010-01-13 Richard Guenther <rguenther@suse.de>
8498 * tree-pass.h (PROP_gimple_lcx): New.
8499 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8500 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8501 before the final cleanup_eh.
8502 (dump_properties): Dump PROP_gimple_lcx.
8503 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8504 (tree_lower_complex_O0): Remove.
8505 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8506 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8507 tree_lower_complex, schedule TODO_update_ssa.
8508 * lto-streamer-out.c (output_function): Stream the functions
8510 * lto-streamer-in.c (input_function): Likewise.
8511 (lto_read_body): Do not override them here.
8513 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8516 * c-typeck.c (build_c_cast): Fold value cast to union type before
8517 wrapping it in a CONSTRUCTOR.
8519 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8521 PR rtl-optimization/42699
8522 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8525 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8527 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8528 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8529 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8530 SUBTARGET_WARN_UNUSED_SPEC): ... here
8531 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8533 2010-01-12 Julian Brown <julian@codesourcery.com>
8535 * config/arm/neon-schedgen.ml (Utils): Don't try to
8536 open missing module.
8537 (find_with_result): New.
8539 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8542 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8543 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8545 PR tree-optimization/42645
8546 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8547 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8548 decl_map, set processing_debug_stmt to -1 and return name without
8551 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8553 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8554 binutils version, and reword target configuration description.
8556 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8558 * config/avr/avr.h (LINKER_NAME): Remove.
8560 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8563 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8564 that support VSX, warn for -mno-altivec if vsx is not disabled,
8567 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8568 Shujing Zhao <pearly.zhao@oracle.com>
8570 PR translation/42469
8571 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8572 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8573 character between option name and help text.
8574 * c.opt (imultilib): Likewise.
8576 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8578 * lto-streamer-out.c (output_unreferenced_globals): Output static
8581 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8583 PR rtl-optimization/42621
8584 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8585 optimizing for size.
8586 (duplicate_computed_gotos): Remove now-redundant check.
8588 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8591 * configure.ac: Save and restore LDFLAGS and LIBS
8592 * configure: Regenerate.
8594 2010-01-10 Richard Guenther <rguenther@suse.de>
8597 * builtins.c (fold_builtin_strlen): Add type argument and
8598 convert the resulting length to it.
8599 (fold_builtin_1): Adjust.
8601 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8603 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8604 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8606 (num_insns_constant_wide): Adjust for that change.
8608 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8611 * web.c (union_defs): Add used argument, to combine uses of
8613 (entry_register): Adjust type and tests of used argument.
8614 (web_main): Widen used for new use. Pass it to union_defs.
8615 * df.h (union_defs): Adjust prototype.
8617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8620 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8621 uses in new incoming argument. Free body.
8622 (reset_debug_uses_in_loop): New.
8623 (analyze_insn_to_expand_var): Call the latter if the former found
8624 anything. Fix whitespace. Reject invalid dest overlaps before
8625 going through all insns in the loop.
8627 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8630 * haifa-sched.c (dying_use_p): Debug insns don't count.
8632 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8635 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8636 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8637 (verify_gimple_call): Reject LHS in noreturn calls.
8639 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8643 * tree-vect-loop-manip.c (adjust_info): New type.
8644 (adjust_vec): New pointer to vector.
8645 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8646 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8647 (slpeel_update_phis_for_duplicate_loop): Use them.
8648 (slpeel_update_phi_nodes_for_guard1): Likewise.
8649 (slpeel_update_phi_nodes_for_guard2): Likewise.
8650 (slpeel_tree_peel_loop_to_edge): Likewise.
8651 (vect_update_ivs_after_vectorizer): Likewise.
8653 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8655 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8656 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8658 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8660 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8661 bogus uninitialized warning.
8663 2010-01-09 Richard Guenther <rguenther@suse.de>
8666 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8667 the evolution is compatible with the initial condition.
8669 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8671 * gcc.c (process_command): Update copyright notice dates.
8672 * gcov.c (print_version): Likewise.
8673 * gcov-dump.c (print_version): Likewise.
8674 * mips-tfile.c (main): Likewise.
8675 * mips-tdump.c (main): Likewise.
8677 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8680 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8682 (rotlhi3_8): Delete.
8684 (rotlsi3_8): Delete.
8685 (rotlsi3_16): Delete.
8686 (rotlsi3_24): Delete.
8688 (*rotw<mode>3): New.
8689 (*rotb<mode>3): New.
8690 * config/avr/avr.c (avr_rotate_bytes): New function.
8691 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8693 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8696 * configure.ac: Modify -rdynamic check.
8697 * configure: Regenerate.
8699 2010-01-08 DJ Delorie <dj@redhat.com>
8701 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8702 register popping order.
8704 2010-01-08 Richard Guenther <rguenther@suse.de>
8707 * c.opt (fsigned-char): Also let LTO handle this option.
8708 (funsigned-char): Likewise.
8710 2010-01-07 Richard Guenther <rguenther@suse.de>
8712 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8713 (gimple_op): Likewise.
8714 (gimple_op_ptr): Likewise.
8715 (gimple_assign_set_lhs): Remove gcc_assert.
8716 (gimple_assign_set_rhs1): Likewise.
8717 (gimple_assign_set_rhs2): Likewise.
8718 (gimple_call_set_lhs): Likewise.
8719 (gimple_call_set_fn): Likewise.
8720 (gimple_call_set_fndecl): Likewise.
8721 (gimple_call_fndecl): Likewise.
8722 (gimple_call_return_type): Likewise.
8723 (gimple_call_set_chain): Likewise.
8724 (gimple_call_num_args): Likewise.
8725 (gimple_call_set_arg): Likewise.
8726 (gimple_cond_set_code): Likewise.
8727 (gimple_cond_set_lhs): Likewise.
8728 (gimple_cond_set_rhs): Likewise.
8729 (gimple_cond_set_true_label): Likewise.
8730 (gimple_cond_set_false_label): Likewise.
8731 (gimple_label_set_label): Likewise.
8732 (gimple_goto_set_dest): Likewise.
8733 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8734 (gimple_debug_bind_get_value): Likewise.
8735 (gimple_debug_bind_get_value_ptr): Likewise.
8736 (gimple_debug_bind_set_var): Likewise.
8737 (gimple_debug_bind_set_value): Likewise.
8738 (gimple_debug_bind_reset_value): Likewise.
8739 (gimple_debug_bind_has_value_p): Likewise.
8740 (gimple_return_retval_ptr): Remove gcc_assert.
8741 (gimple_return_retval): Likewise.
8742 (gimple_return_set_retval): Likewise.
8743 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8744 (safe_referenced_var_iterator): Remove.
8745 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8746 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8747 (fill_referenced_var_vec): Remove.
8748 (first_readonly_imm_use): Remove redundant gcc_assert.
8749 (phi_arg_index_from_use): Combine gcc_asserts.
8750 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8751 (first_imm_use_stmt): Remove redundant gcc_assert.
8752 * tree-cfg.c (verify_gimple_call): Verify function and chain
8753 operands. Verify arguments.
8754 (verify_types_in_gimple_stmt): Verify condition code and labels.
8756 2010-01-07 Richard Guenther <rguenther@suse.de>
8758 PR tree-optimization/42641
8759 * sese.c (rename_map_elt_info): Use the SSA name version, do
8762 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8764 PR tree-optimization/42625
8765 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8766 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8768 2010-01-07 Duncan Sands <baldrick@free.fr>
8770 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8772 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8775 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8776 note itself is not function_invariant_p.
8778 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8780 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8781 Do not add the DF_NOTE problem.
8782 * store-motion.c (execute_rtl_store_motion): Likewise.
8784 2010-01-07 Martin Jambor <mjambor@suse.cz>
8786 PR tree-optimization/42157
8787 * tree-sra.c (compare_access_positions): Stabilize sort if both
8788 accesses have integer types, return zero immediately if they are the
8791 2010-01-06 Richard Henderson <rth@redhat.com>
8794 * haifa-sched.c (add_to_note_list): Merge into ...
8795 (concat_note_lists): ... here, and ...
8796 (unlink_other_notes, rm_other_notes): Merge into...
8797 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8798 NOTE_INSN_EPILOGUE_BEG.
8800 2010-01-06 Richard Guenther <rguenther@suse.de>
8802 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8803 not inline regular functions into always-inline functions.
8805 2010-01-06 Nick Clifton <nickc@redhat.com>
8807 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8808 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8810 (OVERRIDE_OPTIONS): Delete.
8811 (OPTIMIZATION_OPTIONS): Define.
8812 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8813 * config/rx/rx.c (rx_handle_option): Issue an error message if
8814 -mcpu=rx200 and -fpu are used together.
8815 (rx_set_optimization_options): New function. Issue an error
8816 message if an optimization attribute attempts to reset the FPU/
8817 math optimization pairing.
8818 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8819 * config/rx/rx.opt: Set the default to 32-bit doubles.
8820 * config/rx/t-rx: Add multilibs for -nofpu option.
8821 * doc/invoke.texi: Update documentation of RX options.
8823 2010-01-06 Richard Guenther <rguenther@suse.de>
8825 * tree-ssa-pre.c (name_to_id): New global.
8826 (alloc_expression_id): Simplify SSA name handling.
8827 (lookup_expression_id): Likewise.
8828 (init_pre): Zero name_to_id.
8829 (fini_pre): Free it.
8831 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8833 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8835 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8838 * config/i386/sse.md (smaxv2di3): New.
8839 (umaxv2di3): Likewise.
8840 (sminv2di3): Likewise.
8841 (uminv2di3): Likewise.
8843 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8846 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8847 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8848 (legitimize_tls_address): Likewise.
8849 (sparc_tls_referenced_p): Likewise.
8850 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8851 and adjust calls to legitimize_pic_address.
8852 (legitimate_constant_p) Use sparc_tls_referenced_p.
8853 (legitimate_pic_operand_p): Likewise.
8854 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8855 (sparc_tls_symbol_ref_1): Delete.
8856 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8857 (legitimize_tls_address): Make static, handle CONST patterns.
8858 (legitimize_pic_address): Make static, remove unused parameter and
8859 adjust recursive calls.
8860 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8861 and adjust call to legitimize_pic_address.
8862 (sparc_output_mi_thunk): Likewise.
8864 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8865 H.J. Lu <hongjiu.lu@intel.com>
8868 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8869 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8870 operands to make them signed.
8873 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8876 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8877 GTU to GT for V4SI and V2DI.
8879 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8880 (umin<mode>3): Removed.
8882 (uminv4si3): Likewise.
8884 2010-01-05 Martin Jambor <mjambor@suse.cz>
8886 PR tree-optimization/42462
8887 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8888 current_function_decl to helper functions and macros.
8890 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8893 * flags.h: Don't include real.h.
8894 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8895 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8896 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8897 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8898 * dominance.c: Update copyright.
8899 * gimple.c (walk_gimple_op): Remove inline.
8900 * tree-ssa-reassoc.c: Include real.h.
8901 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8902 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8904 2010-01-05 Nick Clifton <nickc@redhat.com>
8906 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8907 register to push into the stack frame when the accumulator has to
8908 be saved during interrupts.
8910 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8912 * doc/invoke.texi: Remove the documentation about option
8914 * common.opt (Wunreachable-code): Preserved for backward
8916 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8917 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8918 the backward compatibility flag section.
8920 2010-01-05 Richard Guenther <rguenther@suse.de>
8922 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8924 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8927 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8929 PR tree-optimization/42508
8930 * tree-sra.c (convert_callers): Check for recursive call
8931 by comparing cgraph nodes instead of decls.
8932 (modify_function): Call ipa_modify_formal_parameters also
8933 on all same_body aliases.
8935 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8936 cgraph nodes when checking for same_body aliases.
8938 2010-01-05 Richard Guenther <rguenther@suse.de>
8940 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8941 allocation and lookup.
8942 (get_or_alloc_expr_for_constant): Likewise.
8943 (phi_translate): Sink allocation.
8945 2010-01-04 Richard Guenther <rguenther@suse.de>
8947 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8948 a new entry only if needed.
8949 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8950 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8952 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8954 (phi_translate): Handle CONSTANTs early.
8956 2010-01-04 Martin Jambor <mjambor@suse.cz>
8958 PR tree-optimization/42398
8959 * tree-sra.c (struct access): Removed flag grp_different_types.
8960 (dump_access): Do not dump the removed flag.
8961 (sort_and_splice_var_accesses): Do not set the removed flag.
8962 (sra_modify_expr): Check for type compatibility directly.
8964 2010-01-04 Martin Jambor <mjambor@suse.cz>
8966 PR tree-optimization/42366
8967 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8968 edges with variable number of parameters.
8969 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8970 flag instead of asserting it.
8971 (ipa_read_node_info): Read uses_analysis_done flag.
8973 2010-01-04 Richard Guenther <rguenther@suse.de>
8975 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8976 iterative_hash_* as intended.
8977 (vn_reference_compute_hash): Likewise. Simplify hashing
8979 (vn_reference_lookup_2): Likewise.
8980 (vn_nary_op_compute_hash): Likewise.
8981 (vn_phi_compute_hash): Likewise.
8982 (expressions_equal_p): Remove strange code.
8983 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8984 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8985 (bitmap_insert_into_set_1): Take value-id as parameter.
8986 (add_to_value): Pass it.
8987 (bitmap_insert_into_set): Likewise.
8988 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8990 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8993 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8994 (do_self_spec): For switches with SWITCH_IGNORE set set also
8995 SWITCH_IGNORE_PERMANENTLY.
8996 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8999 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9001 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9002 tree of an unreferenced global var.
9004 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9007 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9008 GTU to GT for V4SI and V2DI.
9010 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9011 (umin<mode>3): Removed.
9013 (uminv4si3): Likewise.
9015 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9018 * collect2.c (main): Turn on trace in collect2 if -v is passed
9021 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9023 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9024 description of expression operand.
9026 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9028 * configure.ac: Add install-html to target_list for Make-hooks.
9029 * configure: Regenerate.
9030 * fortran/Make-lang.in (F95_HTMLFILES): New.
9031 (fortran.html): Use it.
9032 (fortran.install-html): New.
9033 * Makefile.in (install-html): Add lang.install-html.
9034 * java/Make-lang.in (JAVA_HTMLFILES): New.
9035 (java.html): Use it.
9036 (java.install-html): New.
9037 * objc/Make-lang.in (objc.install-html): New.
9038 * objcp/Make-lang.in (obj-c++.install-html): New.
9039 * cp/Make-lang.in (c++.install-html): New.
9040 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9041 * lto/Make-lang.in (lto.install-html): New.
9043 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9046 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9048 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9050 PR rtl-optimization/41862
9051 * store-motion.c (store_killed_in_insn, compute_store_table,
9052 remove_reachable_equiv_notes, replace_store_insn,
9053 build_store_vectors): Ignore all DEBUG_INSNs.
9055 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9058 * common.opt: Add dumpdir.
9060 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9062 (option_map): Add --dumpdir.
9064 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9066 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9068 * opts.c (decode_options): Try dump_dir_name first if
9069 dump_base_name isn't an absolute path.
9070 (common_handle_option): Handle OPT_dumpdir.
9072 * toplev.c (dump_dir_name): New.
9073 (print_switch_values): Also ignore -dumpdir.
9075 * toplev.h (dump_dir_name): New.
9077 2010-01-03 Richard Guenther <rguenther@suse.de>
9079 PR tree-optimization/42589
9080 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9081 double-word expansion of bswap32.
9083 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9085 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9086 with BLOCK_FOR_INSN.
9087 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9088 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9089 noce_process_if_block): Likewise.
9090 * gcse.c (compute_local_properties, insert_expr_in_table,
9091 insert_set_in_table, canon_list_insert, find_avail_set,
9092 pre_insert_copy_insn): Likewise.
9094 * basic-block.h (BLOCK_NUM): Move from here...
9095 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9097 2010-01-03 Richard Guenther <rguenther@suse.de>
9099 PR tree-optimization/42438
9100 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9101 contains_may_not_return_call flag.
9102 (BB_MAY_NOTRETURN): New.
9103 (valid_in_sets): Trapping nary operations are not valid
9104 in blocks that may not return.
9105 (insert_into_preds_of_block): Remove check for trapping expressions.
9106 (compute_avail): Compute also BB_MAY_NOTRETURN.
9108 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9110 * doc/invoke.texi: Add 2010 to copyright years.
9112 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9114 * config/sparc/sparc.c: Fix formatting nits.
9116 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9117 Alexander Monakov <amonakov@ispras.ru>
9119 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9121 2010-01-02 Richard Guenther <rguenther@suse.de>
9124 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9125 (simplify_switch_using_ranges): Mark to be removed edges
9128 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9130 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9132 * collect2.c (scan_libraries): Add missing argument in call to
9135 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9138 * config/alpha/predicates.md (aligned_memory_operand): Return false
9140 (unaligned_memory_operand): Return true for CQImode.
9141 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9142 doesn not cross aligned SImode word boundary.
9144 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9146 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9148 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9149 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9151 2010-01-02 Richard Guenther <rguenther@suse.de>
9154 * toplev.c (compile_file): Emit LTO marker properly. Change
9156 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9158 2010-01-01 Richard Guenther <rguenther@suse.de>
9161 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9163 2010-01-01 Richard Guenther <rguenther@suse.de>
9166 * c-decl.c (grokdeclarator): For zero-size arrays force
9167 structural equality checks as layout_type does.
9169 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9171 * builtins.c: Update copyright to 2010.
9173 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9176 * lto-streamer-out.c (produce_asm): Revert the last change.
9177 (copy_function): Likewise.
9179 * lto-streamer.c (lto_get_section_name): Skip any leading
9182 2010-01-01 Richard Guenther <rguenther@suse.de>
9185 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9189 Copyright (C) 2010 Free Software Foundation, Inc.
9191 Copying and distribution of this file, with or without modification,
9192 are permitted in any medium without royalty provided the copyright
9193 notice and this notice are preserved.