1 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
6 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
7 optimizing away empty bb with no successors, move over its
8 footer chain to fallthru predecessor.
9 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
10 (rtl_split_edge): For asm goto call patch_jump_insn even if
11 splitting fallthru edge.
14 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
15 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
16 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
17 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
21 * c-parser.c (c_parser_expression): Mark LHS of a comma
22 expression as read if it is a decl, handled component or
23 COMPOUND_EXPR with that on the RHS.
24 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
25 if it is a decl or handled component.
27 2010-05-11 Jan Hubicka <jh@suse.cz>
29 * lto-symtab.c (lto_symtab_free): New function.
30 * lto-streamer.h (lto_symtab_free): Declare.
32 2010-05-11 Jan Hubicka <jh@suse.cz>
34 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
35 that if function is needed it is reachable.
36 (lto_output_node): See if it the function is reachable or referenced.
37 (output_cgraph): Update call of lto_output_node.
38 * lto-streamer.h (reachable_from_other_partition_p): Declare.
40 2010-05-11 Jan Hubicka <jh@suse.cz>
42 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
45 2010-05-11 Jan Hubicka <jh@suse.cz>
47 PR tree-optimize/44063
48 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
49 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
51 (estimate_function_body_sizes): Compute sizes even when disregarding.
53 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
55 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
57 2010-05-11 Jan Hubicka <jh@suse.cz>
59 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
62 2010-05-11 Jan Hubicka <jh@suse.cz>
64 * matrix-reorg.c (matrix_reorg): Rebuild edges.
66 2010-05-11 Jan Hubicka <jh@suse.cz>
68 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
69 lto_streamer_cache_delete): Put nodes into heap.
70 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
73 2010-05-11 Jan Hubicka <jh@suse.cz>
75 * cgraphbuild.c (cgraph_rebuild_references): New.
76 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
78 * cgraph.h (cgraph_rebuild_references): Declare.
79 * tree-inline.c (tree_function_versioning): Use it.
80 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
82 2010-05-11 Jan Hubicka <jh@suse.cz>
84 * cgraph.c: Include ipa-utils.h
85 (cgraph_create_virtual_clone): Update references.
86 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
88 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
90 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
91 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
94 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
96 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
98 2010-05-11 Jakub Jelinek <jakub@redhat.com>
100 * gcc.c (execute): For -### don't quote arguments that
101 contain just alphanumerics and _/-. characters.
102 * doc/invoke.texi: Document that change for -###.
105 * df-problems.c (struct dead_debug): Add to_rescan field.
106 (dead_debug_init): Clear to_rescan field.
107 (dead_debug_finish): Rescan all debug insns in to_rescan
108 bitmap and free the bitmap.
109 (dead_debug_insert_before): Instead of rescanning debug insns
110 immediately queue their rescanning until dead_debug_finish.
111 (df_note_bb_compute): After dead_debug_add do continue instead
114 2010-05-10 Jakub Jelinek <jakub@redhat.com>
117 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
118 clear also INSN_REG_USE_LIST.
120 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
124 2010-05-10 Jan Hubicka <jh@suse.cz>
126 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
128 2010-05-10 Jan Hubicka <jh@suse.cz>
130 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
132 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
133 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
134 (lto_streamer_cache_create): Init alloc pool.
135 (lto_streamer_cache_delete): Free alloc pool.
136 * lto-streamer.h: Include alloc pool.
137 (lto_streamer_cache_d): Use alloc pool.
138 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
140 2010-05-10 Jan Hubicka <jh@suse.cz>
142 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
143 * cgraphbuild.c: Include except.h
144 (record_type_list, record_eh_tables): New function.
145 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
147 2010-05-10 Jan Hubicka <jh@suse.cz>
149 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
150 __frame_dummy_init_array_entry, force_to_data): Attribute as used
153 2010-05-10 Michael Matz <matz@suse.de>
155 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
156 (can_reassociate_p): Use FLOAT_TYPE_P.
157 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
158 (vect_force_simple_reduction): ... this.
159 * tree-parloops.c (gather_scalar_reductions): Use
160 vect_force_simple_reduction.
161 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
162 vect_is_simple_reduction, add modify argument, if true rewrite
164 (vect_is_simple_reduction, vect_force_simple_reduction): New
166 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
168 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
169 Vladimir Makarov <vmakarov@redhat.com>
171 PR rtl-optimization/44012
172 * ira-build.c (remove_unnecessary_allocnos): Nullify
173 regno_allocno_map of the removed allocno.
175 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
177 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
179 * configure: Regenerate.
181 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
185 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
186 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
188 * configure: Regenerate.
190 2010-05-10 Richard Guenther <rguenther@suse.de>
192 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
193 marked if the entry identifier is marked.
195 2010-05-10 Richard Guenther <rguenther@suse.de>
197 * c-common.c (struct c_common_attributes): Add fnspec attribute.
198 (handle_fnspec_attribute): New function.
199 * gimple.h (gimple_call_return_flags): Declare.
200 (gimple_call_arg_flags): Likewise.
201 * gimple.c (gimple_call_arg_flags): New function.
202 (gimple_call_return_flags): Likewise.
203 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
205 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
207 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
208 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
210 (make_heapvar_for): ... this new function.
211 (handle_rhs_call): Handle fnspec attribute argument specifiers.
212 (handle_lhs_call): Likewise.
213 (find_func_aliases): Adjust.
215 2010-05-10 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/44050
218 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
220 2010-05-10 Wei Guozhi <carrot@google.com>
223 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
225 2010-05-09 Joseph Myers <joseph@codesourcery.com>
228 * c-typeck.c (lookup_field): Take a type directly. Update
230 (build_component_ref): Update call to lookup_field.
231 (set_init_label): Use lookup_field to find initialized field.
232 Handle returned list of fields like a sequence of designators.
234 2010-05-09 Richard Guenther <rguenther@suse.de>
237 * fold-const.c (tree_single_nonzero_warnv_p): Properly
238 handle &FUNCTION_DECL.
240 2010-05-09 Joseph Myers <joseph@codesourcery.com>
243 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
244 structures and unions recursively.
245 (detect_field_duplicates): Move duplicate detection with a hash to
246 detect_field_duplicates_hash. Always use a hash if anonymous
247 structures or unions are present.
248 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
251 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
254 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
255 detect Atom, Core 2 and Core i7.
257 2010-05-09 Richard Guenther <rguenther@suse.de>
259 * gcc.c (store_arg): Handle temporary file deletion for
262 2010-05-09 Richard Guenther <rguenther@suse.de>
265 * ipa-inline.c (estimate_function_body_sizes): Return after
266 disregarding inline limits.
268 2010-05-09 Richard Guenther <rguenther@suse.de>
270 * gcc.c (store_arg): Revert last change.
272 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
275 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
276 (optimize_ops_list): Call it.
278 2010-05-08 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/44030
281 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
282 NECESSARY flag if we propagate from a inserted expression.
284 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
286 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
287 domain types as equal if they are both PLACEHOLDER_EXPRs.
289 2010-05-08 Richard Guenther <rguenther@suse.de>
291 * lto-wrapper.c (run_gcc): Remove linker output from
292 command line for LTRANS invocation.
294 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
296 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
297 lto-macho as lto_binary_reader.
298 * target.h (struct gcc_target): New hooks lto_start and lto_end.
299 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
300 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
301 in lto_start and lto_end calls.
302 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
304 (scan_prog_file): Update is_elf_or_coff call.
305 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
307 * collect2.c (main): Fix enum comparison.
309 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
311 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
312 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
313 and TARGET_ASM_LTO_END.
314 * darwin.c: Include obstack.h and lto-streamer.h.
315 (lto_section_names_offset, lto_section_names_obstack,
316 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
318 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
319 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
321 (darwin_asm_lto_end): New function. Restore asm_out_file.
322 (darwin_asm_named_section): For LTO sections, replace the name with
323 the offset of the section name in a string table, and build this
325 (darwin_file_start): Initialize global vars for LTO support.
326 (darwin_file_end): If output to asm_out_file was redirected, append it
327 to the proper asm_out_file here. Add the section names section.
329 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
331 * c-pragma.c (pending_weak_d, pending_weak): New.
332 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
333 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
334 handle_pragma_weak): Update the uses of pending_weaks.
336 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
338 PR documentation/44016
339 * doc/standards.texi (Standards): Link to unversioned
340 cxx0x_status.html page.
342 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
345 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
346 in addition to TREE_USED, to avoid "set but unused" warnings.
348 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
350 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
351 (is_loop_prefetching_profitable): Do not insert prefetches
352 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
353 times the prefetch ahead distance.
355 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
357 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
358 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
359 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
362 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
364 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
365 a diagnostic info when the insn-to-mem ratio is too small.
367 2010-05-07 Richard Guenther <rguenther@suse.de>
369 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
371 (store_arg): Queue temp_filename for deletion instead of
374 2010-05-07 Richard Guenther <rguenther@suse.de>
376 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
377 (run_gcc): Handle LTRANS phase invocation.
378 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
380 2010-05-07 Jakub Jelinek <jakub@redhat.com>
382 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
383 this is also meaningful on PARM_DECLs and RESULT_DECLs.
385 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
387 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
389 2010-05-07 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/44020
392 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
393 code when PRE is not yet initialized.
395 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
397 * config/mips/dbxmdebug.h: Remove.
398 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
400 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
402 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
403 with null pointer and also warn about ordered comparison of zero with
406 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
408 * graphite-blocking.c
409 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
410 * graphite-clast-to-gimple.c
411 (clast_to_gcc_expression): Same.
412 (precision_for_value): Same.
413 (precision_for_interval): Same.
414 (gcc_type_for_interval): Same.
415 (graphite_create_new_guard): Same.
416 (compute_bounds_for_level): Same.
417 (graphite_create_new_loop_guard): Same.
418 * graphite-interchange.c
419 (build_linearized_memory_access): Same.
420 (pdr_stride_in_loop): Same.
421 (memory_strides_in_loop_1): Same.
422 (memory_strides_in_loop): Same.
423 (extend_scattering): Same.
424 (psct_scattering_dim_for_loop_depth): Same.
425 (pbb_number_of_iterations): Same.
427 (debug_iteration_domains): Same.
429 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
430 (ppl_set_inhomogeneous_gmp): Same.
431 (ppl_strip_loop): Same.
432 (ppl_lexico_compare_linear_expressions): Same.
433 (ppl_read_polyhedron_matrix): Same.
434 (ppl_max_for_le_pointset): Same.
436 (ppl_read_polyhedron_matrix): Same.
437 (tree_int_to_gmp): Same.
438 (gmp_cst_to_tree): Same.
439 (ppl_set_inhomogeneous): Same.
440 (ppl_set_inhomogeneous_tree): Same.
441 (ppl_set_coef): Same.
442 (ppl_set_coef_tree): Same.
443 * graphite-sese-to-poly.c
444 (build_pbb_scattering_polyhedrons): Same.
445 (build_scop_scattering): Same.
446 (scan_tree_for_params_right_scev): Same.
447 (scan_tree_for_params): Same.
448 (find_params_in_bb): Same.
449 (find_scop_parameters): Same.
450 (add_upper_bounds_from_estimated_nit): Same.
451 (build_loop_iteration_domains): Same.
452 (add_condition_to_domain): Same.
453 (pdr_add_memory_accesses): Same.
455 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
457 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
458 CLooG's value_* macros to their respective mpz_* counterparts.
459 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
460 (graphite_create_new_loop_guard): Same.
461 * graphite-interchange.c (build_linearized_memory_access): Same.
462 (pdr_stride_in_loop): Same.
463 (memory_strides_in_loop_1): Same.
464 (1st_interchange_profitable_p): Same.
465 * graphite-poly.c (extend_scattering): Same.
466 (psct_scattering_dim_for_loop_depth): Same.
467 (pbb_number_of_iterations): Same.
468 (pbb_number_of_iterations_at_time): Same.
469 * graphite-poly.h (new_1st_loop): Same.
470 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
471 (oppose_constraint): Same.
472 (insert_constraint_into_matrix): Same.
473 (ppl_set_inhomogeneous_gmp): Same.
474 (ppl_set_coef_gmp): Same.
475 (ppl_strip_loop): Same.
476 (ppl_lexico_compare_linear_expressions): Same.
477 (ppl_max_for_le_pointset): Same.
478 (ppl_min_for_le_pointset): Same.
479 (ppl_build_realtion): Same.
480 * graphite-ppl.h (gmp_cst_to_tree): Same.
481 (ppl_set_inhomogeneous): Same.
482 (ppl_set_inhomogeneous_tree): Same.
483 (ppl_set_coef): Same.
484 (ppl_set_coef_tree): Same.
485 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
486 (build_scop_scattering): Same.
487 (add_value_to_dim): Same.
488 (scan_tree_for_params_right_scev): Same.
489 (scan_tree_for_params_int): Same.
490 (scan_tree_for_params): Same.
491 (find_params_in_bb): Same.
492 (find_scop_parameters): Same.
493 (add_upper_bounds_from_estimated_nit): Same.
494 (build_loop_iteration_domains): Same.
495 (create_linear_expr_from_tree): Same.
496 (add_condition_to_domain): Same.
497 (pdr_add_memory_accesses): Same.
499 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
500 Jason Merrill <jason@redhat.com>
502 * c-common.c (c_common_reswords): Add nullptr.
503 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
504 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
505 (gen_type_die_with_usage): Likewise.
506 * dbxout.c (dbxout_type): Likewise.
507 * sdbout.c (plain_type_1): Likewise.
509 2010-05-06 Jason Merrill <jason@redhat.com>
511 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
512 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
514 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
516 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
517 stripping WITH_SIZE_EXPR.
518 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
521 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
523 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
524 list of obsolete configurations.
525 Disabled check for obsolete configurations.
526 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
527 Removed support for previous versions.
528 * config/mips/iris.h: Removed.
529 * config/mips/iris5.h: Removed.
530 * config/mips/iris6.h: Merged old iris.h contents.
531 (TARGET_IRIX): Removed.
532 (DRIVER_SELF_SPECS): Removed mabi=32.
533 (IDENT_ASM_OP): Removed undef.
534 (STARTFILE_SPEC): Removed mabi=32.
535 (ENDFILE_SPEC): Likewise.
536 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
537 (MACHINE_TYPE): Update for IRIX 6.5.
538 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
539 TARGET_IRIX by TARGET_IRIX6.
540 (mips_file_start): Likewise.
541 (mips_output_external): Remove IRIX 5/6 O32 support.
542 (mips_output_function_prologue): Likewise.
543 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
545 (TARGET_CPU_CPP_BUILTINS): Likewise.
546 (TARGET_IRIX): Removed.
547 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
548 (MULTILIB_DIRNAMES): Removed 32.
549 (MULTILIB_OSDIRNAMES): Removed ../lib.
550 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
551 (Specific, mips-sgi-irix5): Document removal.
552 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
553 Remove references to older IRIX 6 releases and the O32 ABI.
555 2010-05-06 Jakub Jelinek <jakub@redhat.com>
558 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
559 instead of DF_REF_REAL_REG.
561 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
564 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
565 handling to still return true for x64 targets.
567 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
569 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
571 2010-05-06 Jan Hubicka <jh@suse.cz>
573 PR tree-optimization/43791
574 * ipa-inline.c (update_caller_keys): Remove bogus
575 disregard_inline_limits check.
577 2010-05-06 Michael Matz <matz@suse.de>
579 PR tree-optimization/43984
580 * tree-ssa-pre.c (inserted_phi_names): Remove.
581 (inserted_exprs): Change to bitmap.
582 (create_expression_by_pieces): Set bits, don't append to vector.
583 (insert_into_preds_of_block): Don't handle inserted_phi_names.
584 (eliminate): Don't look at inserted_phi_names, remove deleted
585 insns from inserted_exprs.
586 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
587 (init_pre, fini_pre): Allocate and free bitmaps.
588 (execute_pre): Insert insns on edges before elimination.
590 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
592 * tree.c (initializer_zerop): Handle STRING_CST.
594 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
597 * doc/invoke.texi (Wimplicit): Document as C only.
598 * opts.c (common_handle_option): Add argument kind.
599 (handle_option): Rename as read_cmdline_option. Factor out code to...
600 (handle_option): ... here. New.
601 (handle_options): Rename as read_cmdline_options.
602 (decode_options): Update call.
603 (set_option): Use option index instead of option pointer. Classify
604 diagnostics correctly.
605 (enable_warning_as_error): Call handle_option.
606 * opts.h (set_option): Update declaration.
607 (handle_option): Declare.
608 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
609 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
610 * c-opts.c (set_Wimplicit): Delete.
611 (c_family_lang_mask): New static constant.
612 (c_common_handle_option): Add argument kind. Use handle_option
613 instead of set_Wimplicit.
614 (c_common_post_options): warn_implicit and warn_implicit_int
615 are disabled by default.
616 * c-common.c (warn_implicit): Do not define here.
617 * c-common.h (warn_implicit): Do not declare here.
618 (c_common_handle_option): Update declaration.
619 * lto-opts.c (lto_reissue_options): Update call to set_option.
621 2010-05-06 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/43571
624 * domwalk.c (walk_dominator_tree): Walk the dominator
625 sons in more optimal order.
627 2010-05-06 Richard Guenther <rguenther@suse.de>
629 PR tree-optimization/43934
630 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
631 (stmt_cost): Likewise.
632 (extract_true_false_args_from_phi): New helper.
633 (determine_max_movement): For PHI nodes verify we can hoist them
634 and compute their cost.
635 (determine_invariantness_stmt): Handle PHI nodes.
636 (move_computations_stmt): Likewise. Hoist PHI nodes in
637 if-converted form using COND_EXPRs.
638 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
639 (tree_ssa_lim): Likewise.
640 * tree-flow.h (tree_ssa_lim): Adjust prototype.
641 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
643 2010-05-06 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/43987
646 * tree-ssa-structalias.c (could_have_pointers): For possibly
647 address-taken variables force pointers to be recorded.
648 (create_variable_info_for_1): Likewise.
649 (push_fields_onto_fieldstack): Pass in wheter all fields
651 (find_func_aliases): Query types instead of vars whether
652 they contain pointers where appropriate.
654 2010-05-06 Jan Hubicka <jh@suse.cz>
656 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
657 (record_reference, mark_address, mark_load, mark_store): Record
659 (record_references_in_initializer): Update call of record_references.
660 (rebuild_cgraph_edges): Remove all references before rebuiding.
661 * cgraph.c (cgraph_create_node): Clear ref list.
662 (cgraph_remove_node): Remove references.
663 (dump_cgraph_node): Dump references.
664 (cgraph_clone_node): Clone references.
665 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
666 (struct cgraph_node, varpool_node): Add ref_lst.
667 * ipa-ref.c: New file.
668 * ipa-ref.h: New file.
669 * ipa-ref-inline.h: New file.
670 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
671 (referenced_from_other_partition_p): New function.
672 (lto_output_varpool_node): Take set arugment; call
673 referenced_from_other_partition.
674 (lto_output_ref): New.
675 (add_references): New.
677 (output_cgraph): Compute boundary based on references; output refs.
678 (output_varpool): Accept cgraph_node_set argument.
681 (input_cgraph): Call input_refs.
682 * lto-section-in.c (lto_section_name): Add refs.
683 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
684 (ipa-ref.o): New file.
685 * varpool.c (varpool_node): Clear ipa ref list.
686 (varpool_remove_node): Remove references.
687 (dump_varpool_node): Dump references.
688 (varpool_assemble_decl): Only compile finalized ones.
689 (varpool_extra_name_alias): Initialize ref list.
690 * lto-streamer.c (lto-get_section_name): Add .refs section.
691 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
692 (referenced_from_other_partition_p): Declared.
694 2010-05-06 Ira Rosen <irar@il.ibm.com>
696 PR tree-optimization/43901
697 * tree-vect-stmts.c (vectorizable_call): Assert that vector
698 type is not NULL if it's transformation phase, and return
699 FALSE if it's analysis.
700 (vectorizable_conversion, vectorizable_operation,
701 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
703 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
705 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
707 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
709 * config/mips/mips-protos.h
710 (mips_small_register_classes_for_mode_p): Delete prototype.
712 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
714 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
715 * config/arm/arm.c (multiple_operation_profitable_p,
716 compute_offset_order): New static functions.
717 (load_multiple_sequence, store_multiple_sequence): Use them.
718 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
719 memory offsets, not register numbers.
720 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
722 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
724 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
725 (get_pending_sizes, put_pending_size, put_pending_sizes):
726 Update the uses of pending_sizes.
727 * c-decl.c (store_parm_decls): Likewise.
728 * c-tree.h (struct c_arg_info): Likewise.
729 * tree.h: Update the prototype for get_pending_sizes and
732 2010-05-05 Jason Merrill <jason@redhat.com>
735 * c-common.c (handle_aligned_attribute): Respect
736 ATTR_FLAG_TYPE_IN_PLACE.
739 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
740 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
741 (TARGET_INITIALIZER): Use it.
742 * c-common.c (attribute_takes_identifier_p): Call it.
743 * c-common.h: Update prototype.
744 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
745 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
747 2010-05-05 Jakub Jelinek <jakub@redhat.com>
750 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
751 DW_ID_down_case for Fortran compilation units.
753 2010-05-05 Jan Hubicka <jh@suse.cz>
755 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
758 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
760 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
761 a variable-sized RESULT_DECL.
763 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
765 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
767 2010-05-05 Jason Merrill <jason@redhat.com>
770 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
772 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
774 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
775 Jakub Jelinek <jakub@redhat.com>
778 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
779 (dead_debug_init, dead_debug_finish): New functions.
780 (dead_debug_add, dead_debug_insert_before): Likewise.
781 (df_note_bb_compute): Initialize a dead_debug object, add dead
782 debug uses to it, insert debug bind insns before death insns,
783 reset debug insns that refer to pending uses at the end.
784 * rtl.h (make_debug_expr_from_rtl): New prototype.
785 * varasm.c (make_debug_expr_from_rtl): New function.
787 2010-05-05 Jan Hubicka <jh@suse.cz>
789 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
790 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
791 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
792 lto_varpool_encoder_deref, lto_varpool_encoder_size,
793 lto_varpool_encoder_encode_initializer_p,
794 lto_set_varpool_encoder_encode_initializer): New functions.
795 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
797 (input_varpool_node): Do not always set analyzed.
798 (input_cgraph_1): Return vector of cgraph nodes.
799 (input_varpool_1): Return vector of varpools.
800 (input_cgraph): Free the vectors.
801 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
802 output only initializers needed.
803 (lto_output): Only call output_cgraph.
804 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
805 * lto-section-out.c (lto_new_out_decl_state): Initialize
806 state->varpool_node_encoder.
807 * lto-streamer.h (lto_varpool_encoder_d): New.
808 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
809 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
810 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
811 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
812 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
814 (output_varpool, input_varpool): Remove declarations.
816 2010-05-05 Jan Hubicka <jh@suse.cz>
818 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
819 with body can prevail.
821 2010-05-05 Jan Hubicka <jh@suse.cz>
823 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
826 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
828 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
830 * gengtype.h (erro_at_line): Constify pos argument.
832 * gengtype.c: Include hashtab.h.
833 (enum gc_used): Document GC_MAYBE_POINTED_TO.
834 (error_at_line): Constify pos argument.
835 (do_typedef): Initialize p->opt field.
836 (get_file_gtfilename): Fix comment typo.
837 (struct walk_type_data): Constify line field.
838 (get_output_file_for_structure): New function.
839 (write_local_func_for_structure): Constify orig_s argument.
840 Use get_output_file_for_structure.
841 (write_func_for_structure): Use get_output_file_for_structure.
842 (INDENT): New define.
843 (dump_pair, dump_type, dump_type_list, dump_typekind)
844 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
845 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
847 (seen_types): New variable.
848 (main): New variable do_dump. Process "-d" command line option.
849 Call dump_everything if dump requested.
851 2010-05-05 Jakub Jelinek <jakub@redhat.com>
853 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
854 in a temporary instead of invoking the macro multiple times.
855 (track_expr_p): Likewise.
857 2010-05-04 Neil Vachharajani <nvachhar@google.com>
859 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
861 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
862 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
863 conditions for printing notes.
864 * common.opt (-Wcoverage-mismatch): Allow negative, default to
865 true, update documentation.
866 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
868 2010-05-04 Jakub Jelinek <jakub@redhat.com>
871 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
874 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
878 (*sse_prologue_save_insn1): Likewise.
879 (SSE prologue save splitter): Likewise.
881 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
883 * tree.c (free_lang_data_in_one_sizepos): New inline function.
884 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
885 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
886 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
887 all decls. Call it on DECL_FIELD_OFFSET of fields.
888 (find_decls_types_r): Follow DECL_VALUE_EXPR.
889 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
891 2010-05-04 Martin Jambor <mjambor@suse.cz>
893 * tree-sra.c (build_access_from_expr_1): The first parameter type
894 changed to simple tree.
895 (build_access_from_expr): Likewise, gsi parameter was eliminated.
896 (scan_assign_result): Renamed to assignment_mod_result, enum elements
898 (build_accesses_from_assign): Removed all parameters except for a
899 simple gimple statement. Now returns a simple bool.
900 (scan_function): All non-analysis parts moved to separate functions
901 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
902 parameters and updated both callers.
903 (sra_modify_expr): Removed parameter data.
904 (sra_modify_function_body): New function.
905 (perform_intra_sra): Call sra_modify_function_body to modify the
907 (replace_removed_params_ssa_names): Parameter data changed into
909 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
910 changed the parameter dont_convert to convert with the opposite
912 (sra_ipa_modify_assign): Parameter data changed into adjustments
913 vector, return value changed to bool.
914 (ipa_sra_modify_function_body): New function.
915 (sra_ipa_reset_debug_stmts): Updated a comment.
916 (modify_function): Use ipa_sra_modify_function_body to modify function
919 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
922 * alias.c (true_dependence): Handle the same VALUE in x and mem.
923 (canon_true_dependence): Likewise.
924 (write_dependence_p): Likewise.
926 2010-05-04 Jan Hubicka <jh@suse.cz>
928 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
929 * cgraphbuild.c: Include ipa-utils.h
930 (record_reference_ctx): New struct.
931 (record_reference): Simplify to work on initializers; not statements.
932 (mark_address, mark_load, mark_store): New.
933 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
935 (record_references_in_initializer): Update use of record_reference.
936 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
939 2010-05-04 Jan Hubicka <jh@suse.cz>
941 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
942 node will be removed anyway.
943 (lto_varpool_replace_node): Allow also unanalyzed nodes;
944 relink aliases of node into prevailing node.
945 * varpool.c (varpool_remove_node): Remove aliases properly;
946 when removing node, remove all its aliases too; remove DECL_INITIAL
947 of removed node; ggc_free the varpool node.
949 2010-05-04 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/43879
952 * tree-ssa-structalias.c (alias_get_name): Use
953 DECL_ASSEMBLER_NAME if available.
954 (create_function_info_for): Return the varinfo node.
955 (ipa_pta_execute): Associate same-body aliases and extra names
956 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
958 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
960 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
962 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
965 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
966 only if HONOR_REG_ALLOC_ORDER is not defined.
968 2010-05-04 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/43949
971 * tree-vrp.c (extract_range_from_binary_expr): Only handle
974 2010-04-26 Jason Merrill <jason@redhat.com>
976 * c.opt (-fstrict-enums): New.
977 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
979 2010-05-03 David Ung <davidu@mips.com>
980 James E. Wilson <wilson@codesourcery.com>
982 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
983 emit the trap instruction before the divide for TUNE_74K.
985 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
987 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
988 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
989 based on the above, for new target hook.
991 * hooks.c (hook_bool_mode_true): New generic hook.
992 * hooks.h (hook_bool_mode_true): Add prototype.
994 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
996 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
997 target hook, set to hook_bool_mode_false.
998 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
999 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1000 with targetm.small_register_classes_for_mode_p.
1001 (find_reusable_reload): Likewise.
1002 (combine_reloads): Likewise.
1003 * reload1.c (reload_as_needed): Likewise.
1004 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1005 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1006 dead_or_predicable): Likewise.
1007 * regmove.c (optimize_reg_copy_1): Likewise.
1008 * calls.c (prepare_call_address): Likewise.
1009 (precompute_register_parameters): Likewise.
1011 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1013 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1014 implementation of the hook that considers all register classes
1015 small except for SH64.
1016 (sh_override_options): Use the new hook.
1017 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1020 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1022 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1023 implementation of the hook that considers all register classes
1025 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1028 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1030 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1031 implementation of the hook that considers all register classes
1033 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1036 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1038 * config/m32c/m32c.h: Likewise.
1039 * config/pdp11/pdp11.h: Likewise.
1040 * config/avr/avr.h: Likewise.
1041 * config/xtensa/xtensa.h: Likewise.
1042 * config/m68hc11/m68hc11.h: Likewise.
1043 * config/mn10300/mn10300.h: Likewise.
1044 * config/mcore/mcore.h: Likewise.
1045 * config/h8300/h8300.h: Likewise.
1046 * config/bfin/bfin.h: Likewise.
1048 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1049 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1051 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1053 * double-int.h (tree_to_double_int): Remove macro.
1054 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1055 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1056 (tree_to_double_int): New function.
1057 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1059 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1061 2010-05-03 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/43971
1064 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1065 constraints in the !flag_delete_null_pointer_checks case.
1067 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1070 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1071 result mode matches original rtl mode.
1073 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1076 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1078 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1081 when processing flag options.
1083 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1085 * gcov-iov.c (main): Change format string placeholder
1086 from %#08x to 0x%08x.
1087 * genchecksum.c (dosum): Change format string placeholder
1088 from %#02x to 0x%02x.
1090 2010-05-02 Richard Guenther <rguenther@suse.de>
1092 PR tree-optimization/43879
1093 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1095 2010-05-02 Bruno Haible <bruno@clisp.org>
1097 * doc/extend.texi (Function Attributes): Fix a typo.
1099 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1102 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1103 placeholder from 0x%x to %#x.
1104 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1105 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1106 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1107 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1108 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1109 * config/i386/i386.c (ix86_target_string): Ditto.
1110 * config/i386/i386.c (output_pic_addr_const): Ditto.
1111 (print_operand): Ditto.
1113 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1115 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1116 placeholder from 0x%x to %#x.
1117 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1118 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1119 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1120 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1121 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1122 * optc-gen.awk: Ditto.
1123 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1124 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1125 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1126 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1128 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1130 * target.h (struct calls): Add function_value_regno_p field.
1131 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1132 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1133 * targhooks.c (default_function_value_regno_p): New function.
1134 * targhooks.h (default_function_value_regno_p): Declare function.
1135 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1136 * builtins.c. (apply_result_size): (Ditto.).
1137 * combine.c. (likely_spilled_retval_p): (Ditto.).
1138 * mode-switching.c. Include 'target.h'.
1139 (create_pre_exit): Use function_value_regno_p hook.
1140 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1141 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1142 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1144 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1145 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1146 (ix86_function_value_regno_p): Declare as static, change argument
1147 type to const unsigned int.
1148 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1150 2010-05-01 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/43949
1153 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1155 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1157 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1159 * rtl.h (CONST_DOUBLE_P): Define.
1160 (rtx_to_double_int): Declare.
1161 * emit-rtl.c (rtx_to_double_int): New function.
1162 * dwarf2out.c (insert_double): New function.
1163 (loc_descriptor, add_const_value_attribute): Clean up, use
1164 rtx_to_double_int and insert_double functions.
1166 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1168 * doc/extend.texi (Inline): Add missing return keyword to examples.
1169 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1172 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1174 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1175 the variable part of the offset as well. Use highest_pow2_factor for
1176 all alignment checks.
1178 2010-04-30 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/43879
1181 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1184 2010-04-30 Jan Hubicka <jh@suse.cz>
1186 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1188 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1190 2010-04-30 Jan Hubicka <jh@suse.cz>
1192 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1194 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1195 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1196 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1197 cgraph_node_set_needs_ltrans_p): Remove.
1199 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1201 * sdbout.c: Include vec.h, do not include varray.h.
1202 (deferred_global_decls, sdbout_global_decl,
1203 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1204 * toplev.c: Do not include varray.h.
1205 (dump_memory_report): Do not dump VARRAY statistics.
1206 * gengtype.c (open_base_file): Ignore varray.h.
1207 * Makefile.in: Update for abovementioned changes.
1208 Remove all traces of varray.c and varray.h.
1209 * varray.c: Remove file.
1210 * varray.h: Remove file.
1212 2010-04-30 Jan Hubicka <jh@suse.cz>
1214 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1217 2010-04-30 Jan Hubicka <jh@suse.cz>
1219 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1222 2010-04-30 Richard Guenther <rguenther@suse.de>
1224 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1225 constraints for CONSTRUCTOR.
1227 2010-04-30 Richard Guenther <rguenther@suse.de>
1230 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1231 first after all lowering passes.
1233 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1235 * toplev.c: Include varray.h for statistics dumping.
1236 * tree.h: Do not declare varray_head_tag.
1237 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1238 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1239 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1240 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1241 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1242 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1243 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1244 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1246 * Makefile.in: Update for abovementioned changes.
1248 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1251 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1253 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1255 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1256 Use this function to do machine-specific conversion.
1257 (picochip_legitimize_reload_address): Likewise.
1258 (picochip_legitimate_address_p): Check valid base register only if
1260 (picochip_check_conditional_copy): Check for modw only if opnd is
1262 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1263 to call the function in c.
1264 * config/picochip/picochip-protos.h
1265 (picochip_legitimize_reload_address): Define.
1266 * config/picochip/picochip.md (supported_compare1): Define.
1268 2010-04-30 Jan Hubicka <jh@suse.cz>
1270 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1271 (cgraph_global_info): Remove inlined.
1272 (LTO_cgraph_tag_names): Remove.
1273 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1274 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1275 simplify cgraph tags and document.
1276 (lto_output_node): Use only LTO_cgraph_unavail_node and
1277 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1278 for_functions_valid, global info, process and output flags.
1279 (input_overwrite_node): Initialize estimated stack size and
1280 estimated growth. Do not read flags we no longer store.
1281 (input_node): Likewise do not read info no longer stored.
1282 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1285 2010-04-30 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/43879
1288 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1289 handle non-zero initializers.
1291 2010-04-30 Richard Guenther <rguenther@suse.de>
1293 * builtins.c (fold_builtin_1): Delete free (0).
1295 2010-04-29 Jan Hubicka <jh@suse.cz>
1297 * gengtype.c (open_base_files): Add lto-streamer.h
1298 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1299 (pass_ipa_cp): GGC collect.
1300 * toplev. (compile_file): Do not output symbols.
1301 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1302 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1303 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1304 * lto-section-in.c: Include ggc.h
1305 (lto_new_in_decl_state): Alloc in GGC.
1306 (lto_delete_in_decl_state): Likewise.
1307 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1310 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1313 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1314 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1315 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1316 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1317 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1318 account only if HONOR_REG_ALLOC_ORDER is not defined.
1319 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1320 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1322 2010-04-29 Jon Grant <04@jguk.org>
1324 * collect2.c (vflag): Change type from int to bool.
1326 (helpflag): New global bool.
1327 (main): Set vflag and debug with boolean, not integer truth values.
1328 Accept new "--help" option and output usage text if found.
1329 * collect2.h (vflag): Update prototype.
1332 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1335 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1337 2010-04-29 Richard Guenther <rguenther@suse.de>
1340 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1341 with ATTRIBUTE_UNUSED.
1343 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1347 INSN_P with NONDEBUG_INSN_P.
1348 (distance_non_agu_define): Likewise.
1349 (distance_agu_use): Likewise.
1351 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1353 From Dominique d'Humieres <dominiq@lps.ens.fr>
1355 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1358 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1360 * plugin.h (invoke_plugin_callbacks): New inline function.
1361 * plugin.c (flag_plugin_added): New global flag.
1362 (add_new_plugin): Initialize above flag.
1363 (invoke_plugin_callbacks): Rename to ...
1364 (invoke_plugin_callbacks_full): ... this.
1366 2010-04-28 Jan Hubicka <jh@suse.cz>
1368 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1369 (lto_varpool_replace_node): New.
1370 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1371 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1372 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1373 * cgraph.h (varpool_node_ptr): New type.
1374 (varpool_node_ptr): New vector.
1375 (varpool_node_set_def): New structure.
1376 (varpool_node_set): New type.
1377 (varpool_node_set): New vector.
1378 (varpool_node_set_element_def): New structure.
1379 (varpool_node_set_element, const_varpool_node_set_element): New types.
1380 (varpool_node_set_iterator): New type.
1381 (varpool_node): Add prev pointers, add used_from_other_partition,
1383 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1384 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1385 varpool_get_node, varpool_remove_node): Declare.
1386 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1387 varpool_node_set_size): New inlines.
1388 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1389 * tree-pass.h (varpool_node_set_def): Forward declare.
1390 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1391 (ipa_write_optimization_summaries): Update prototype.
1392 * ipa-cp.c (ipcp_write_summary): Update.
1393 * ipa-reference.c (ipa_reference_write_summary): Update.
1394 * lto-cgraph.c (lto_output_varpool_node): New static function.
1395 (output_varpool): New function.
1396 (input_varpool_node): New static function.
1397 (input_varpool_1): New function.
1398 (input_cgraph): Input varpool.
1399 * ipa-pure-const.c (pure_const_write_summary): Update.
1400 * lto-streamer-out.c (lto_output): Update, output varpool too.
1401 (write_global_stream): Kill WPA hack.
1402 (produce_asm_for_decls): Update.
1403 (output_alias_pair_p): Handle variables.
1404 (output_unreferenced_globals): Output only needed partition of varpool.
1405 * ipa-inline.c (inline_write_summary): Update.
1406 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1408 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1409 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1410 varpool_node_set_new, varpool_node_set_add,
1411 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1412 debug_varpool_node_set): New functions.
1413 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1414 (execute_one_pass): Process new decls too.
1415 (ipa_write_summaries_2): Pass around vsets.
1416 (ipa_write_summaries_1): Likewise.
1417 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1419 (ipa_write_optimization_summaries_1): Pass around vsets.
1420 (ipa_write_optimization_summaries): Likewise.
1421 * varpool.c (varpool_get_node): New.
1422 (varpool_node): Update doubly linked lists.
1423 (varpool_remove_node): New.
1424 (dump_varpool_node): More dumping.
1425 (varpool_enqueue_needed_node): Update doubly linked lists.
1426 (decide_is_variable_needed): Kill ltrans hack.
1427 (varpool_finalize_decl): Kill lto hack.
1428 (varpool_assemble_decl): Skip decls in other partitions.
1429 (varpool_assemble_pending_decls): Update doubly linkes lists.
1430 (varpool_empty_needed_queue): Likewise.
1431 (varpool_extra_name_alias): Likewise.
1432 * lto-streamer.c (lto_get_section_name): Add vars section.
1433 * lto-streamer.h (lto_section_type): Update.
1434 (output_varpool, input_varpool): Declare.
1436 2010-04-28 Mike Stump <mikestump@comcast.net>
1438 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1440 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1442 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1443 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1444 (lto_input_ts_type_tree_pointers): Likewise.
1445 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1446 (lto_output_ts_type_tree_pointers): Likewise.
1448 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1450 Uniquization of constants at the Tree level
1451 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1452 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1454 (tree_output_constant_def): Declare.
1455 * gimplify.c (gimplify_init_constructor): When using block copy, first
1456 uniquize the constant constructor on the RHS.
1457 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1458 DECL_IN_CONSTANT_POOL flag.
1459 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1460 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1462 (assemble_variable): Deal with symbols belonging to the tree constant
1464 (get_constant_section): Add ALIGN parameter and simplify.
1465 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1466 (assemble_constant_contents): Use the expression of the VAR_DECL.
1467 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1468 (tree_output_constant_def): New global function.
1469 (mark_constant): Use the expression of the VAR_DECL.
1470 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1472 (output_object_block): Likewise and assemble the expression.
1474 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1476 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1477 hash_tree, eq_tree): New tree hash table.
1478 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1479 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1480 lto_orig_address_remove): Reimplement.
1482 2010-04-28 Xinliang David Li <davidxl@google.com>
1485 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1486 (compute_uninit_opnds_pos): New function.
1487 (is_non_loop_exit_postdominating): New function.
1488 (compute_control_dep_chain): New function.
1489 (find_pdom): New function.
1490 (convert_control_dep_chain_into_preds): New function.
1491 (find_predicates): New function.
1492 (find_control_equiv_block): New function.
1493 (collect_phi_def_edges): New function.
1494 (find_def_preds): New function.
1495 (find_dom): New function.
1496 (dump_predicates): New function.
1497 (get_cmp_code): New function.
1498 (is_value_included_in): New function.
1499 (find_matching_predicate_in_rest_chains): New function.
1500 (use_pred_not_overlap_with_undef_path_pred): New function.
1501 (is_use_properly_guarded): New function.
1502 (normalize_cond_1): New function.
1503 (is_and_or_or): New function.
1504 (normalize_cond): New function.
1505 (is_gcond_subset_of): New function.
1506 (is_subset_of_any): New function.
1507 (is_or_set_subset_of): New function.
1508 (is_and_set_subset_of): New function.
1509 (is_norm_cond_subset_of): New function.
1510 (is_pred_expr_subset_of): New function.
1511 (is_pred_chain_subset_of): New function.
1512 (is_included_in): New function.
1513 (is_superset_of): New function.
1514 (find_uninit_use): New function.
1515 (warn_uninitialized_phi): New function.
1516 (compute_possibly_undefined_names): New function.
1517 (ssa_undefined_value_p): New function.
1518 (execute_late_warn_uninitialized): New function.
1519 * tree-ssa.c (ssa_undefined_value_p): Removed.
1520 (warn_uninit): Changed to extern.
1521 (warn_uninitialized_phi): Removed.
1522 (warn_uninitialized_vars): Changed to extern.
1523 (execute_late_warn_uninitialized): Removed
1524 * tree-flow.h: Add new prototypes.
1525 * timevar.def: Add new time variable.
1526 * Makefile.in: Add new build file.
1528 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1530 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1533 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1536 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1538 2010-04-28 Martin Jambor <mjambor@suse.cz>
1540 * cgraph.h (struct cgraph_node): New field indirect_calls.
1541 (struct cgraph_indirect_call_info): New type.
1542 (struct cgraph_edge): Removed field indirect_call. New fields
1543 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1544 (cgraph_create_indirect_edge): Declare.
1545 (cgraph_make_edge_direct): Likewise.
1546 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1547 * ipa-prop.h (struct ipa_param_call_note): Removed.
1548 (struct ipa_node_params): Removed field param_calls.
1549 (ipa_create_all_structures_for_iinln): Declare.
1550 * cgraph.c: Described indirect edges and uids in initial comment.
1551 (cgraph_add_edge_to_call_site_hash): New function.
1552 (cgraph_edge): Search also among the indirect edges, use
1553 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1554 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1555 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1557 (initialize_inline_failed): Assign a reason to indirect edges.
1558 (cgraph_create_edge_1): New function.
1559 (cgraph_create_edge): Moved some functionality to
1560 cgraph_create_edge_1.
1561 (cgraph_create_indirect_edge): New function.
1562 (cgraph_edge_remove_callee): Add an assert checking for
1564 (cgraph_edge_remove_caller): Special-case indirect edges.
1565 (cgraph_remove_edge): Likewise.
1566 (cgraph_set_edge_callee): New function.
1567 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1568 (cgraph_make_edge_direct): New function.
1569 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1570 the declaration of the call statement matches.
1571 (cgraph_node_remove_callees): Special-case indirect edges.
1572 (cgraph_clone_edge): Likewise.
1573 (cgraph_clone_node): Clone also the indirect edges.
1574 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1575 indirect_call, dump count of indirect_calls edges.
1576 * ipa-prop.c (iinlining_processed_edges): New variable.
1577 (ipa_note_param_call): Create indirect edges instead of
1578 creating notes. New parameter node.
1579 (ipa_analyze_call_uses): New parameter node, pass it on to
1580 ipa_note_param_call.
1581 (ipa_analyze_stmt_uses): Likewise.
1582 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1583 (print_edge_addition_message): Work on edges rather than on notes.
1584 (update_call_notes_after_inlining): Likewise, renamed to
1585 update_indirect_edges_after_inlining.
1586 (ipa_create_all_structures_for_iinln): New function.
1587 (ipa_free_node_params_substructures): Do not free notes.
1588 (ipa_edge_duplication_hook): Propagate bits within
1589 iinlining_processed_edges bitmap.
1590 (ipa_node_duplication_hook): Do not duplicate notes.
1591 (free_all_ipa_structures_after_ipa_cp): Renamed to
1592 ipa_free_all_structures_after_ipa_cp.
1593 (free_all_ipa_structures_after_iinln): Renamed to
1594 ipa_free_all_structures_after_iinln.
1595 (ipa_write_param_call_note): Removed.
1596 (ipa_read_param_call_note): Removed.
1597 (ipa_write_indirect_edge_info): New function.
1598 (ipa_read_indirect_edge_info): Likewise.
1599 (ipa_write_node_info): Do not stream notes, do stream information
1601 (ipa_read_node_info): Likewise.
1602 (lto_ipa_fixup_call_notes): Removed.
1603 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1604 * ipa-inline.c (pass_ipa_inline): Likewise.
1605 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1606 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1607 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1609 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1611 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1612 (output_cgraph): Stream also indirect edges.
1613 (lto_output_edge): Added capability to stream indirect edges.
1614 (input_edge): Likewise.
1615 (input_cgraph_1): Likewise.
1616 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1619 2010-04-28 Richard Guenther <rguenther@suse.de>
1621 PR tree-optimization/43879
1622 PR tree-optimization/43909
1623 * tree-ssa-structalias.c (struct variable_info): Add
1624 only_restrict_pointers flag.
1625 (new_var_info): Initialize it. Increment stats.total_vars here.
1626 (create_function_info_for): Do not increment stats.total_vars here.
1627 (get_function_part_constraint): Fix build with C++.
1628 (insert_into_field_list): Remove.
1629 (push_fields_onto_fieldstack): Properly merge fields.
1630 (create_variable_info_for): Split and simplify.
1631 (create_variable_info_for_1): New piece.
1632 (intra_create_variable_infos): Properly make restrict constraints
1635 2010-04-28 Richard Guenther <rguenther@suse.de>
1638 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1640 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1641 Jan Hubicka <hubicka@ucw.cz>
1643 * doc/invoke.texi (-Wsuggest-attribute=const,
1644 -Wsuggest-attribute=pure): Document.
1645 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1646 (function_always_visible_to_compiler_p,
1647 suggest_attribute, warn_function_pure, warn_function_const):
1649 (check_call): Improve debug info.
1650 (analyze_function): Do not check availability.
1651 (add_new_function): Check availability.
1652 (propagate): Output warnings.
1653 (skip_function_for_local_pure_const): New function.
1654 (local_pure_const): Use it; output warnings.
1655 * common.opt (Wsuggest-attribute=const,
1656 Wsuggest-attribute=pure): New.
1658 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1660 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1661 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1662 or DW_CFA_def_cfa_offset{,_sf}.
1664 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1666 * tree.h: Fix truncated long macros.
1668 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1670 * collect2.c (TARGET_64BIT): Redefine to target's default.
1671 * tlink.c: Likewise.
1672 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1673 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1674 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1675 for underscoring __USER_LABEL_PREFIX__.
1676 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1677 (SUB_LINK_ENTRY32): New.
1678 (SUB_LINK_ENTRY64): New.
1679 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1680 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1681 (SUB_LINK_ENTRY64): New.
1682 (SUB_LINK_ENTRY): New.
1683 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1684 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1685 x64 target is choosen.
1686 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1687 * configure: Regenerated.
1688 * configure.ac (leading-mingw64-underscores): Option added.
1690 2010-04-27 Jan Hubicka <jh@suse.cz>
1692 * doc/invoke.texi (-fipa-profile): Document.
1693 * opts.c (decode_options): Enable ipa-profile at -O1.
1694 * timevar.def (TV_IPA_PROFILE): Define.
1695 * common.opt (fipa-profile): Add.
1696 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1698 (cgraph_propagate_frequency): Handle only local ones.
1699 * tree-pass.h (pass_ipa_profile): Declare.
1700 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1701 (pass_ipa_profile): Use TV_IPA_PROFILE.
1702 * ipa.c (ipa_profile): New function.
1703 (gate_ipa_profile): Likewise.
1704 (pass_ipa_profile): New global variable.
1705 * passes.c (pass_ipa_profile): New.
1707 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1709 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1711 2010-04-27 Martin Jambor <mjambor@suse.cz>
1714 * ipa.c (dissolve_same_comdat_group_list): New function.
1715 (function_and_variable_visibility): Call
1716 dissolve_same_comdat_group_list when comdat group contains external or
1718 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1719 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1721 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1723 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1724 (const_hash_1) <VECTOR_CST>: New case.
1725 (compare_constant) <VECTOR_CST>: Likewise.
1726 <ADDR_EXPR>: Deal with LABEL_REFs.
1727 (copy_constant) <VECTOR_CST>: New case.
1729 2010-04-27 Jan Hubicka <jh@suse.cz>
1731 * cgraph.c (cgraph_propagate_frequency): New function.
1732 * cgraph.h (cgraph_propagate_frequency): Declare.
1733 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1734 cgraph_propagate_frequency.
1736 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1738 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1740 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1743 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1744 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1745 here to determine which regs to push and how much stack to reserve.
1747 2010-04-27 Jie Zhang <jie@codesourcery.com>
1749 * doc/gimple.texi (gimple_statement_with_ops): Remove
1750 addresses_taken field.
1751 (gimple_statement_with_memory_ops): Likewise.
1753 2010-04-27 Jan Hubicka <jh@suse.cz>
1755 * tree-inline.c (eni_inlining_weights): Remove.
1756 (estimate_num_insns): Special case more builtins.
1758 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1761 * c-typeck.c (build_binary_op): Move forward check for comparison
1762 pointer with null pointer constant and adjust the diagnostic message.
1764 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1767 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1768 binutils supports extended .section directive needed by LTO, or
1769 warn if older binutils found.
1770 (LTO_BINARY_READER): New AC_SUBST'd variable.
1771 (LTO_USE_LIBELF): Likewise.
1772 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1774 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1775 (LTO_USE_LIBELF): Likewise.
1776 * configure: Regenerate.
1778 * collect2.c (is_elf): Rename from this ...
1779 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1780 object files in addition to ELF-formatted ones.
1781 (scan_prog_file): Caller updated. Also allow for LTO info marker
1782 symbol to be prefixed or not by an extra underscore.
1784 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1785 * config/i386/winnt.c: Also #include lto-streamer.h
1786 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1788 (i386_pe_asm_output_aligned_decl_common): Add comment.
1789 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1791 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1794 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1795 Add missing earlyclobber for second alternative.
1797 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1799 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1800 bits for artificial defs at the top of the block.
1801 * fwprop.c (single_def_use_enter_block): Don't call it.
1803 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1806 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1807 instead of "$gcc_cv_objdump -T".
1808 Use "-undefined dynamic_lookup" on darwin.
1809 * gcc/configure: Regenerate.
1811 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1814 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1816 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1818 * c-parser.c (struct c_token): Move location field up.
1819 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1820 (struct c_declspecs): Convert typespec_word, storage_class, and
1821 default_int_p into bitfields.
1822 (struct c_declarator): Move loc field up.
1824 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1826 * cfgloop.h (struct loop): Move can_be_parallel field up.
1827 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1828 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1830 (struct iv_cand): Convert pos field into a bitfield.
1831 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1833 (struct _stmt_vec_info): Shuffle fields for better packing.
1835 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1837 * varasm.c (IN_NAMED_SECTION): Remove guard.
1838 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1839 (IN_NAMED_SECTION_P): ...this.
1840 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1841 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1843 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1845 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1846 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1847 of shadowing it. Fix comments.
1849 2010-04-26 Jan Hubicka <jh@suse.cz>
1851 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1852 (cgraph_clone_node): Copy function frequency.
1853 * cgraph.h (node_frequency): New enum
1854 (struct cgraph_node): Add.
1855 * final.c (rest_of_clean_state): Update.
1856 * lto-cgraph.c (lto_output_node): Output node frequency.
1857 (input_overwrite_node): Input node frequency.
1858 * tre-ssa-loop-ivopts (computation_cost): Update.
1859 * lto-streamer-out.c (output_function): Do not output function
1861 * predict.c (maybe_hot_frequency_p): Update and handle functions
1863 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1865 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1866 (compute_function_frequency): Set noreturn functions to be executed
1868 (choose_function_section): Update.
1869 * lto-streamer-in.c (input_function): Do not input function frequency.
1870 * function.c (allocate_struct_function): Do not initialize function
1872 * function.h (function_frequency): Remove.
1873 (struct function): Remove function frequency.
1874 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1875 (try_update): Update.
1876 * tree-inline.c (initialize_cfun): Do not update function frequency.
1877 * passes.c (pass_init_dump_file): Update.
1878 * i386.c (ix86_compute_frame_layout): Update.
1879 (ix86_pad_returns): Update.
1881 2010-04-26 Jie Zhang <jie@codesourcery.com>
1883 PR tree-optimization/43833
1884 * tree-vrp.c (range_int_cst_p): New.
1885 (range_int_cst_singleton_p): New.
1886 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1887 when both operands are constants. Use range_int_cst_p in
1890 2010-04-26 Jan Hubicka <jh@suse.cz>
1892 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1894 2010-04-26 Richard Guenther <rguenther@suse.de>
1897 * gimple.c (gimple_decl_printable_name): Deal gracefully
1898 with a NULL DECL_NAME.
1900 2010-04-26 Richard Guenther <rguenther@suse.de>
1903 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1904 if emitting debug information and it is either a function
1905 or a namespace decl.
1907 2010-04-26 Ira Rosen <irar@il.ibm.com>
1909 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1910 determine if the statement is vectorizable, and a macro to access it.
1911 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1912 Skip statements that can't be vectorized. If the analysis fails,
1913 mark the statement as unvectorizable if vectorizing basic block.
1914 (vect_compute_data_refs_alignment): Likewise.
1915 (vect_verify_datarefs_alignment): Skip statements marked as
1916 unvectorizable. Add print.
1917 (vect_analyze_group_access): Skip statements that can't be
1918 vectorized. If the analysis fails, mark the statement as
1919 unvectorizable if vectorizing basic block.
1920 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1921 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1922 generated stmts for SLP.
1923 (new_stmt_vec_info): Initialize the new field.
1924 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1925 statements marked as unvectorizable.
1927 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1929 * c-common.c (flag_isoc1x): New.
1930 (flag_isoc99): Update comment.
1931 * c-common.h (flag_isoc1x): New.
1932 (flag_isoc99): Update comment.
1933 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1934 __<type>_DECIMAL_DIG__.
1935 * c-opts.c (set_std_c1x): New.
1936 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1937 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1938 * c.opt (-std=c1x, -std=gnu1x): New options.
1939 * doc/cpp.texi: Mention -std=c1x.
1940 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1941 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1942 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1943 * doc/standards.texi: Mention C1X.
1944 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1945 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1946 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1949 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1952 placeholder from 0x%x to %#x.
1953 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1954 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1955 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1956 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1957 * config/i386/i386.c (ix86_target_string): Ditto.
1958 (output_pic_addr_const): Ditto.
1959 (print_operand): Ditto.
1961 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1963 * combine.c (find_split_point): Add third argument. Use it
1964 to find nested multiply-accumulate instructions. Adjust calls.
1965 (try_combine): Adjust call to find_split_point.
1967 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1969 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1971 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1973 PR tree-optimization/41442
1974 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1975 (fold_binary_loc): Call it.
1977 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1979 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1980 * opts.c (common_handle_option): Allow disabling it.
1981 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1983 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1985 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1986 between modes if both types are integral.
1988 2010-04-23 Richard Guenther <rguenther@suse.de>
1990 PR tree-optimization/43572
1991 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1993 2010-04-23 Richard Guenther <rguenther@suse.de>
1996 * tree-inline.c (tree_can_inline_p): Also check compatibility
1999 2010-04-23 Martin Jambor <mjambor@suse.cz>
2001 PR tree-optimization/43846
2002 * tree-sra.c (struct access): New flag grp_assignment_read.
2003 (build_accesses_from_assign): Set grp_assignment_read.
2004 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2005 (enum mark_read_status): New type.
2006 (analyze_access_subtree): Propagate grp_assignment_read, create
2007 accesses also if both direct_read and root->grp_assignment_read.
2009 2010-04-23 Martin Jambor <mjambor@suse.cz>
2012 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2013 function does not have type attributes.
2015 2010-04-23 Richard Guenther <rguenther@suse.de>
2018 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2021 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2023 * sese.h (create_if_region_on_edge): Remove.
2025 * sese.c (create_if_region_on_edge): Make static.
2027 * tree-inline.c: Do not include ggc.h.
2029 * expr.c: Do not include ggc.h.
2031 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2034 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2037 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2038 in the middle of insns for casesi_worker_2.
2040 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2042 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2044 2010-04-22 Ira Rosen <irar@il.ibm.com>
2046 PR tree-optimization/43842
2047 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2048 loop unrolling in update of exit phis. Fix comment.
2049 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2050 least two reduction statements in the loop before starting SLP
2053 2010-04-22 Nick Clifton <nickc@redhat.com>
2055 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2057 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2059 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2062 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2064 * tree-parloops.c (loop_parallel_p): New argument
2065 parloop_obstack. Pass it down.
2066 (parallelize_loops): New variable parloop_obstack. Initialize it,
2067 pass it down, free it.
2069 * tree-loop-linear.c (linear_transform_loops): Pass down
2072 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2073 of type struct obstack *.
2075 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2076 scratch_obstack. Initialize it, pass down, free it.
2078 * lambda.h (lambda_loop_new): Remove.
2079 (lambda_matrix_new, lambda_matrix_inverse)
2080 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2081 argument of type struct obstack *.
2083 * lambda-trans.c (lambda_trans_matrix_new): New argument
2084 lambda_obstack. Pass it down, use obstack allocation for ret.
2085 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2088 * lambda-mat.c (lambda_matrix_get_column)
2089 (lambda_matrix_project_to_null): Remove.
2090 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2092 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2095 * lambda-code.c (lambda_loop_new): New function.
2096 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2097 (lambda_compute_auxillary_space, lambda_compute_target_space)
2098 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2099 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2100 (build_access_matrix): New argument lambda_obstack. Use obstack
2102 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2103 argument lambda_obstack. Pass it down.
2105 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2107 * optabs.h (expand_widening_mult): Declare.
2109 2010-04-22 Richard Guenther <rguenther@suse.de>
2111 PR tree-optimization/43845
2112 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2113 lookup the CALL_EXPR function and arguments.
2115 2010-04-22 Nick Clifton <nickc@redhat.com>
2117 * config/stormy16/stormy16.c
2118 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2119 * config/stormy16/stormy16.h: Tidy up formatting.
2120 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2121 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2122 (ineqbranchsi): Delete pattern.
2123 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2124 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2125 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2126 stormy16-lib2-ucmpsi2.c.
2128 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2130 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2131 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2132 extra set merge_set_noclobber, and use it to relax the final test
2134 * df.h (df_simulate_find_noclobber_defs): Declare.
2135 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2137 (df_simulate_find_noclobber_defs): New function.
2139 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.md: Use {} around multi-line preparation statements.
2143 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2145 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2146 (process_init_element): New argument of type struct obstack *.
2148 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2149 (set_init_index, set_init_label, set_nonincremental_init)
2150 (set_nonincremental_init_from_string, find_init_member)
2151 (output_init_element, output_pending_init_elements)
2152 (process_init_element): New argument braced_init_obstack. Pass it
2154 (push_range_stack, add_pending_init): New argument
2155 braced_init_obstack. Use obstack allocation.
2157 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2158 braced_init_obstack. Pass it down.
2159 (c_parser_braced_init): New variables ret, braced_init_obstack.
2160 Initialize obstack, pass it down and finally free it.
2162 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2165 * tree-pass.h (pass_optimize_widening_mul): Declare.
2166 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2167 gate_optimize_widening_mul): New static functions.
2168 (pass_optimize_widening_mul): New.
2169 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2170 <case MULT_EXPR>: Remove support for widening multiplies.
2171 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2172 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2173 simplify_gen_unary rather than directly building extensions.
2174 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2176 * expmed.c (expand_widening_mult): New function.
2177 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2179 2010-04-21 Jan Hubicka <jh@suse.cz>
2181 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2182 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2183 * lto-wpa-fixup.c: Remove.
2184 * Makefile.in (lto-wpa-fixup.o): Remove.
2185 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2186 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2187 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2189 2010-04-21 Jan Hubicka <jh@suse.cz>
2191 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2192 add write_optimization_summary, read_optimization_summary.
2193 (ipa_write_summaries_of_cgraph_node_set): Remove.
2194 (ipa_write_optimization_summaries): Declare.
2195 (ipa_read_optimization_summaries): Declare.
2196 * ipa-cp.c (pass_ipa_cp): Update.
2197 * ipa-reference.c (pass_ipa_reference): Update.
2198 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2199 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2201 * ipa-inline.c (pass_ipa_inline): Update.
2202 * ipa.c (pass_ipa_whole_program): Update.
2203 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2204 * passes.c (ipa_write_summaries_1): Do not test wpa.
2205 (ipa_write_optimization_summaries_1): New.
2206 (ipa_write_optimization_summaries): New.
2207 (ipa_read_summaries): Do not test ltrans.
2208 (ipa_read_optimization_summaries_1): New.
2209 (ipa_read_optimization_summaries): New.
2211 2010-04-21 Jan Hubicka <jh@suse.cz>
2213 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2215 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2217 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2220 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2221 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2223 2010-04-21 Jan Hubicka <jh@suse.cz>
2225 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2227 2010-04-21 Jan Hubicka <jh@suse.cz>
2229 * varpool.c (decide_is_variable_needed): Variable is always needed
2232 2010-04-21 Jan Hubicka <jh@suse.cz>
2234 * opts.c (decode_options): Enable pure-const pass for whopr.
2236 2010-04-21 Jan Hubicka <jh@suse.cz>
2238 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2239 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2241 (cgraph_decide_inlining): Do not expect callee to be removed in all
2244 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2246 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2248 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2251 amdfam10_decode attributes.
2253 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2256 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2257 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2258 (lower_copyprivate_clauses): Use private var in outer
2259 context instead of original var. Make sure the types
2260 are correct for VLAs.
2262 2010-04-21 Richard Guenther <rguenther@suse.de>
2264 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2265 to non-pointer objects.
2267 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2270 last chain entry if it starts with the still current label.
2271 (add_location_or_const_value_attribute): Check that
2272 loc_list->first->next is NULL instead of comparing ->first with ->last.
2273 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2274 to add_var_loc_to_decl.
2276 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2277 >= 4 add also address size and segment size fields into CIE header.
2279 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2280 long as address size is the same as sizeof (void *) and
2282 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2283 address size or segment size is unexpected, return DW_EH_PE_omit.
2284 (classify_object_over_fdes): If get_cie_encoding returned
2285 DW_EH_PE_omit, return -1.
2286 (init_object): If classify_object_over_fdes returned -1,
2287 pretend there were no FDEs at all.
2289 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2292 bswap{si,di}2 using SWI48 mode iterator.
2293 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2294 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2295 set modrm attribute of bswap insn to 0 and remove length attribute.
2296 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2297 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2298 set mode attribute to <MODE> and remove length attribute.
2300 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2302 PR rtl-optimization/43520
2303 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2304 zero available registers.
2306 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2308 * builtins.c (fold_builtin_cproj): Fold more cases.
2310 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2313 (fold_builtin_1): Fold builtin cproj.
2314 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2315 Use ATTR_CONST_NOTHROW_LIST.
2317 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2320 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2321 ffsi2_no_cmove for !TARGET_CMOVE.
2322 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2323 (ffssi2): Remove expander.
2324 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2326 (ctz<mode>2): Ditto from ctz{si,di}2.
2327 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2329 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2332 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2334 * dwarf2out.c (AT_linkage_name): Define.
2335 (clone_as_declaration): Handle DW_AT_linkage_name.
2336 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2337 of DW_AT_MIPS_linkage_name.
2338 (move_linkage_attr): Likewise.
2339 (dwarf2out_finish): Likewise.
2341 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2344 * fold-const.c (fold_comparison): New folding rule.
2346 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2348 * double-int.h (double_int_setbit): Declare.
2349 * double-int.c (double_int_setbit): New function.
2350 * rtl.h (immed_double_int_const): Declare.
2351 * emit-rtl.c (immed_double_int_const): New function.
2352 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2353 and immed_double_int_const functions.
2354 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2355 expand_copysign_bit): (Ditto.).
2356 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2357 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2358 * dojump.c (prefer_and_bit_test): (Ditto.).
2359 * expr.c (convert_modes, reduce_to_bit_field_precision,
2360 const_vector_from_tree): (Ditto.).
2361 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2363 2010-04-20 Jan Hubicka <jh@suse.cz>
2365 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2366 (dump_cgraph_node): Dump new flags.
2367 * cgraph.h (struct cgraph_node): Add flags
2368 reachable_from_other_partition and in_other_partition.
2369 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2370 other partition can not be removed.
2371 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2372 the other partition must be output; silence sanity checking on
2373 leaking functions bodies from other paritition.
2374 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2375 (lto_output_node): Output new flags; do not sanity check that inline
2376 clones are output; drop lto_forced_extern_inline_p code; do not mock
2377 visibility flags at partition boundaries.
2378 (add_node_to): New function.
2379 (output_cgraph): Use it to sort functions so masters appear before
2381 (input_overwrite_node): Input new flags.
2382 * passes.c (ipa_write_summaries): Do not call
2383 lto_new_extern_inline_states.
2384 * lto-section-out.c (forced_extern_inline,
2385 lto_new_extern_inline_states lto_delete_extern_inline_states,
2386 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2387 * lto-streamer.h (lto_new_extern_inline_states,
2388 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2389 lto_forced_extern_inline_p): Kill.
2391 2010-04-20 Richard Guenther <rguenther@suse.de>
2393 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2394 from vars that can have pointers.
2395 (process_constraint): Dump useless constraints.
2397 2010-04-20 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2400 (dump_sa_points_to_info): Remove asserts.
2401 (init_base_vars): nothing_id isn't an escape point nor does it
2404 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2406 * tree.h (TYPE_REF_IS_RVALUE): Define.
2407 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2408 should_move_die_to_comdat, prune_unused_types_walk): Handle
2409 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2410 (modified_type_die, gen_reference_type_die): Emit
2411 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2412 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2414 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2417 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2418 calls for -fpic -m31 if they have been sibcall optimized.
2420 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2422 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2423 ar.lc fixed and call-used.
2425 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2427 2010-04-19 Jan Hubicka <jh@suse.cz>
2429 * opts.c (decode_options): Disable whpr incompatible passes.
2430 * lto/lto.c (lto_1_to_1_map): Skip clones.
2431 (read_cgraph_and_symbols): Do not mark everything as needed.
2432 (do_whole_program_analysis): Do map only after optimizing;
2433 set proper cgraph_state; use passmanager.
2435 2010-04-19 DJ Delorie <dj@redhat.com>
2437 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2438 POINTER_PLUS_EXPR and fix them.
2440 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2442 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2443 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2444 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2445 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2446 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2447 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2448 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2449 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2450 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2451 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2452 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2454 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2456 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2457 (check_cond_move_block): Likewise.
2458 (cond_move_process_if_block): Likewise.
2459 (noce_find_if_block): Improve formatting.
2460 (find_if_header): Pass 0 to memset and tweak conditions.
2461 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2463 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2465 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2469 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2470 with non-local decl doesn't need chain.
2472 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2474 * ira-color.c (allocno_reload_assign): Avoid accumulating
2475 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2477 2010-04-19 Martin Jambor <mjambor@suse.cz>
2479 * gimple.h (create_tmp_reg): Declare.
2480 * gimplify.c (create_tmp_reg): New function.
2481 (gimplify_return_expr): Use create_tmp_reg.
2482 (gimplify_omp_atomic): Likewise.
2483 (gimple_regimplify_operands): Likewise.
2484 * tree-dfa.c (make_rename_temp): Likewise.
2485 * tree-predcom.c (predcom_tmp_var): Likewise.
2486 (reassociate_to_the_same_stmt): Likewise.
2487 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2488 (get_replaced_param_substitute): Likewise.
2489 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2490 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2491 * tree-ssa-pre.c (get_representative_for): Likewise.
2492 (create_expression_by_pieces): Likewise.
2493 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2494 (create_tailcall_accumulator): Likewise.
2496 2010-04-19 Martin Jambor <mjambor@suse.cz>
2498 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2500 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2502 2010-04-19 Richard Guenther <rguenther@suse.de>
2504 PR tree-optimization/43796
2505 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2506 from SCEV in the lattice.
2507 (vrp_visit_phi_node): Dump change.
2509 2010-04-19 Richard Guenther <rguenther@suse.de>
2511 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2512 * configure: Re-generated.
2514 2010-04-19 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/43783
2517 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2518 constant ARRAY_REF operands two and three if possible.
2520 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2523 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2525 2010-04-19 Jie Zhang <jie@codesourcery.com>
2528 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2530 2010-04-19 Ira Rosen <irar@il.ibm.com>
2532 PR tree-optimization/37027
2533 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2534 and macro to access it.
2535 (vectorizable_reduction): Add argument.
2536 (vect_get_slp_defs): Likewise.
2537 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2538 statements for possible use in SLP.
2539 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2540 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2541 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2543 (vectorizable_reduction): Likewise.
2544 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2546 (vectorizable_type_demotion, vectorizable_type_promotion,
2547 vectorizable_store): Likewise.
2548 (vect_analyze_stmt): Update call to vectorizable_reduction.
2549 (vect_transform_stmt): Likewise.
2550 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2551 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2552 from different interleaving chains in same node.
2553 (vect_slp_rearrange_stmts): New function.
2554 (vect_supported_load_permutation_p): Allow load permutations for
2555 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2556 inside SLP nodes if necessary.
2557 (vect_analyze_slp_instance): Handle reductions.
2558 (vect_analyze_slp): Try to build SLP instances originating from groups
2560 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2561 (vect_get_constant_vectors): Create initial vectors for reductions
2562 according to reduction code. Add new argument.
2563 (vect_get_slp_defs): Add new argument, pass it to
2564 vect_get_constant_vectors.
2565 (vect_schedule_slp_instance): Remove SLP tree root statements.
2567 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2569 * tree.h (ENUM_IS_SCOPED): Define.
2570 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2571 for ENUM_IS_SCOPED enums.
2573 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2575 * fold-const.c (fold_comparison): Use ssizetype.
2576 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2577 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2578 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2579 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2581 * tree.h (initialize_sizetypes): Remove parameter.
2582 (build_common_tree_nodes): Remove second parameter.
2583 * stor-layout.c (initialize_sizetypes): Remove parameter.
2584 Always create an unsigned type.
2585 (set_sizetype): Assert that the passed type is unsigned and simplify.
2586 * tree.c (build_common_tree_nodes): Remove second parameter.
2587 Adjust call to initialize_sizetypes.
2588 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2589 build_common_tree_nodes.
2591 2010-04-18 Matthias Klose <doko@ubuntu.com>
2593 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2595 2010-04-18 Ira Rosen <irar@il.ibm.com>
2597 PR tree-optimization/43771
2598 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2599 load permutation doesn't have gaps.
2601 2010-04-18 Jan Hubicka <jh@suse.cz>
2603 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2604 (sse_prologue_save_insn expander): Use new pattern.
2605 (sse_prologue_save_insn1): New pattern and splitter.
2606 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2608 * i386.c (setup_incoming_varargs_64): Do not compute jump
2610 (ix86_gimplify_va_arg): Update alignment needed.
2611 (ix86_local_alignment): Do not align all local arrays to 128bit.
2613 2010-04-17 Jan Hubicka <jh@suse.cz>
2615 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2617 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2619 * arm.md (negdi2): Remove redundant code to force values into a
2622 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2624 * arm/bpabi.S: Add EABI alignment attributes to objects.
2625 * arm/bpabi-v6m.S: Likewise.
2626 * arm/crti.asm: Likewise.
2627 * arm/crtn.asm: Likewise.
2628 * arm/lib1funcs.asm: Likewise.
2629 * arm/libunwind.S: Likewise.
2631 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2633 * arm-protos.h (tune_params): New structure.
2634 * arm.c (current_tune): New variable.
2635 (arm_constant_limit): Delete.
2636 (struct processors): Add pointer to the tune parameters.
2637 (arm_slowmul_tune): New tuning option.
2638 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2639 (all_cores): Adjust to pick up the tuning model.
2640 (arm_constant_limit): New function.
2641 (arm_override_options): Select the appropriate tuning model. Delete
2642 initialization of arm_const_limit.
2643 (arm_split_constant): Use the new constant-limit model.
2644 (arm_rtx_costs): Pick up the current tuning model.
2645 * arm.md (is_strongarm, is_xscale): Delete.
2646 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2647 for Xscale variant architectures.
2648 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2650 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2652 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2654 (arm_rtx_costs_1): Remove unused variable extra_cost.
2655 (arm_unwind_emit_set): Use variable offset.
2656 (thumb1_output_casesi): Remove unused variable flags.
2658 2010-04-16 Jeff Law <law@redhat.com>
2660 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2661 needing assignment rather than doing a two-phase assignment. Remove
2662 unused variable 'm'.
2664 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2667 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2669 2010-04-16 Doug Kwan <dougkwan@google.com>
2671 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2672 (next_operand_entry_id): New static variable.
2673 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2674 (add_to_ops_vec): Assigned unique ID to operand entry.
2675 (struct oecount_s): New field ID.
2676 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2677 (undistribute_ops_list): Assign unique IDs to oecounts.
2678 (init_reassoc): reset next_operand_entry_id.
2680 2010-04-16 Doug Kwan <dougkwan@google.com>
2682 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2683 missing left parenthesis.
2685 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2687 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2688 *btdi_rex64 using SWI48 mode iterator.
2689 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2690 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2691 *jcc_btdi_mask_rex64.
2693 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2695 * double-int.h (tree_to_double_int): Convert to macro.
2696 * double-int.c (tree_to_double_int): Remove.
2698 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2701 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2702 with want_address 2 and in case a single element list might be
2703 possible, call it again with want_address 0.
2705 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2707 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2708 case 'W' print operands for HI mode.
2709 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2710 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2711 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2712 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2714 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2716 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2717 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2718 #xx:3 and #xx:4 mode.
2720 * config/h8300/h8300.md (inverted load with HImode dest): Add
2721 support for H8300SX.
2723 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2724 satisfy 'U' constraint.
2726 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2728 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2729 * configure: Regenerate.
2730 * config.in: Regenerate.
2731 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2734 2010-04-16 Richard Guenther <rguenther@suse.de>
2736 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2737 (struct tree_decl_common): ... here.
2738 (DECL_PT_UID): Adjust.
2739 (SET_DECL_PT_UID): Likewise.
2740 (DECL_PT_UID_SET_P): Likewise.
2742 2010-04-16 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/43572
2745 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2746 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2747 * tree-flow.h (is_call_clobbered): Remove.
2748 * tree-flow-inline.h (is_call_clobbered): Likewise.
2749 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2750 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2751 (execute_return_slot_opt): Adjust.
2752 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2753 check for call clobbered vars here.
2754 (find_tail_calls): Move tailcall verification to the
2757 2010-04-16 Diego Novillo <dnovillo@google.com>
2759 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2761 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2764 * config/arm/arm.md (cbranchqi4): New pattern.
2765 * config/arm/predicates.md (const0_operand,
2766 cbranchqi4_comparison_operator): New predicates.
2768 2010-04-16 Richard Guenther <rguenther@suse.de>
2770 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2771 (dump_gimple_stmt): Likewise.
2773 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2775 * recog.h (struct recog_data): New field is_operator.
2776 (struct insn_operand_data): New field is_operator.
2777 * recog.c (extract_insn): Set recog_data.is_operator.
2778 * genoutput.c (output_operand_data): Emit code to set the
2780 * reload.c (find_reloads): Use it rather than testing for an
2781 empty constraint string.
2784 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2785 If the previous insn is a cbranchsi4_insn with the same arguments,
2786 omit the compare instruction.
2788 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2789 register, inputs must be low registers and we need a low register
2790 scratch. Handle alternative 2 like alternative 3.
2792 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2794 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2795 don't call get_addr on both. If one expression is a VALUE and
2796 the other a REG, check VALUE's locs if the REG isn't among them.
2798 2010-04-16 Christian Bruel <christian.bruel@st.com>
2800 * config/sh/sh.h (sh_frame_pointer_required): New function.
2801 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2802 (flag_omit_frame_pointer) Set.
2803 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2804 (rounded_frame_size): Adjust size with outgoing_args_size.
2805 (sh_set_return_address): Must return from stack pointer.
2806 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2807 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2808 (ACCUMULATE_OUTGOING_ARGS): Define.
2809 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2810 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2812 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2815 * config/sh/sh.c (sh_legitimize_reload_address): Use
2816 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2817 Remove a unneeded check for offset_base.
2819 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2821 * configure: Regenerated.
2823 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2825 * config/s390/s390.c (s390_call_save_register_used): Switch back
2826 to HARD_REGNO_NREGS.
2828 2010-04-15 Richard Guenther <rguenther@suse.de>
2830 * alias.c (alias_set_subset_of): Handle alias-set zero
2833 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2834 Julian Brown <julian@codesourcery.com>
2836 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2837 alternatives according to use of high and low regs.
2838 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2839 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2840 optimizing for size on Thumb-2.
2842 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2844 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2846 2010-04-15 Richard Guenther <rguenther@suse.de>
2848 * tree-ssa-structalias.c (struct variable_info): Add
2850 (new_var_info): Initialize it.
2851 (dump_constraints): Support printing last added constraints.
2852 (debug_constraints): Adjust.
2853 (dump_constraint_graph): Likewise.
2854 (make_heapvar_for): Check for NULL cfun.
2855 (get_function_part_constraint): New function.
2856 (get_fi_for_callee): Likewise.
2857 (find_func_aliases): Properly implement IPA PTA constraints.
2858 (process_ipa_clobber): New function.
2859 (find_func_clobbers): Likewise.
2860 (insert_into_field_list_sorted): Remove.
2861 (create_function_info_for): Properly allocate vars for IPA mode.
2862 Do not use insert_into_field_list_sorted.
2863 (create_variable_info_for): Properly generate constraints for
2864 global vars in IPA mode.
2865 (dump_solution_for_var): Always dump the solution.
2866 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2867 (find_what_var_points_to): Adjust.
2868 (pt_solution_set): Change.
2869 (pt_solution_ior_into): New function.
2870 (pt_solution_empty_p): Export.
2871 (pt_solution_includes_global): Adjust.
2872 (pt_solution_includes_1): Likewise.
2873 (pt_solutions_intersect_1): Likewise.
2874 (dump_sa_points_to_info): Check some invariants.
2875 (solve_constraints): Move constraint dumping ...
2876 (compute_points_to_sets): ... here.
2877 (ipa_pta_execute): ... and here.
2878 (compute_may_aliases): Do not re-compute points-to info
2879 locally if IPA info is available.
2880 (ipa_escaped_pt): New global var.
2881 (ipa_pta_execute): Properly implement IPA PTA.
2882 * tree-into-ssa.c (dump_decl_set): Support dumping
2883 decls not in referenced-vars.
2884 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2885 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2886 (dump_points_to_solution): Likewise.
2887 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2888 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2889 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2890 (copy_decl_to_var): Copy DECL_PT_UID.
2891 (copy_result_decl_to_var): Likewise.
2892 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2893 (copy_node_stat): Copy it.
2894 * tree.h (DECL_PT_UID): New macro.
2895 (SET_DECL_PT_UID): Likewise.
2896 (DECL_PT_UID_SET_P): Likewise.
2897 (struct tree_decl_minimal): Add pt_uid member.
2898 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2899 (pt_solution_empty_p): Declare.
2900 (pt_solution_set): Adjust.
2901 (ipa_escaped_pt): Declare.
2902 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2903 * gimple-pretty-print.c (pp_points_to_solution): New function.
2904 (dump_gimple_call): Dump call clobber/use information.
2905 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2906 * tree-pass.h (TDF_ALIAS): New dump option.
2907 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2908 * doc/invoke.texi (-fipa-pta): Update documentation.
2910 2010-04-15 Richard Guenther <rguenther@suse.de>
2912 * Makefile.in (OBJS-common): Add gimple-fold.o.
2913 (gimple-fold.o): New rule.
2914 * tree.h (maybe_fold_offset_to_reference,
2915 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2917 * gimple.h: ... here.
2918 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2919 may_propagate_address_into_dereference): Move prototypes ...
2920 * gimple.h: ... here.
2921 * tree-ssa-ccp.c (get_symbol_constant_value,
2922 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2923 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2924 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2925 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2926 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2927 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2928 gimplify_and_update_call_from_tree): Move ...
2929 * gimple-fold.c: ... here. New file.
2930 (ccp_fold_builtin): Rename to ...
2931 (gimple_fold_builtin): ... this.
2932 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2934 2010-04-15 Richard Guenther <rguenther@suse.de>
2936 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2937 fit_double_type, force_fit_type_double, add_double_with_sign,
2938 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2939 lrotate_double, rrotate_double, div_and_round_double): Move ...
2940 * double-int.c: ... here.
2941 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2942 add_double, neg_double, mul_double_with_sign, mul_double,
2943 lshift_double, rshift_double, lrotate_double, rrotate_double,
2944 div_and_round_double): Move prototypes ...
2945 * double-int.h: ... here.
2947 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2950 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2951 matching constraints to ensure inputs match the output.
2953 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2956 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2957 in an input-only operand.
2959 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2961 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2962 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2963 (double_int_negative_p): Convert to static inline function.
2964 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2965 (double_int_negative_p): Remove.
2966 * tree.h (lshift_double, rshift_double):
2967 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2968 * fold-const.c (fold_convert_const_int_from_real,
2969 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2970 (lshift_double): Change type of arith argument to bool.
2971 (rshift_double): Change type of arith argument to bool. Correct
2973 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2975 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2978 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2979 at the start and end of the then/else blocks, and omit them from the
2981 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2982 argument; all callers changed. Pass zero to old_insns_match_p instead.
2983 (flow_find_head_matching_sequence): New function.
2984 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2985 * basic-block.h (flow_find_cross_jump,
2986 flow_find_head_matching_sequence): Declare functions.
2988 2010-04-14 Jason Merrill <jason@redhat.com>
2991 * c-common.c (attribute_takes_identifier_p): New fn.
2992 * c-common.h: Declare it.
2994 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2998 (*udivmod<mode>4): Ditto.
3000 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386.md (maxmin_int): Rename code attribute from
3003 maxminiprefix and update all users.
3004 (maxmin_float): Ditto from maxminfprefix.
3005 (logic): Ditto from logicprefix.
3006 (absneg_mnemonic): Ditto from absnegprefix.
3007 * config/i386/mmx.md: Update all users of maxminiprefix,
3008 maxminfprefix and logicprefix for rename.
3009 * config/i386/sse.md: Ditto.
3010 * config/i386/sync.md (sync_<code><mode>): Update for
3013 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3016 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3017 warnings converted to errors.
3019 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3021 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3022 used insn_type variable.
3023 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3024 to avoid set-but-not-used warning.
3026 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3028 * df-core.c (df_ref_debug): Change format string placeholder
3030 * dwarf2asm.c (dw2_asm_output_data_raw,
3031 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3032 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3033 * dwarf2out.c (output_cfi, output_cfi_directive,
3034 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3035 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3037 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3038 * print-rtl.c (print_rtx): Ditto.
3040 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3043 * builtins.c (expand_builtin_pow_root): New function to expand pow
3044 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3045 series of sqrt and cbrt calls under -ffast-math.
3046 (expand_builtin_pow): Call it.
3048 2010-04-14 Michael Matz <matz@suse.de>
3050 PR tree-optimization/42963
3051 * tree-cfg.c (touched_switch_bbs): New static variable.
3052 (group_case_labels_stmt): New function broken out from ...
3053 (group_case_labels): ... here, use the above.
3054 (start_recording_case_labels): Allocate touched_switch_bbs.
3055 (end_recording_case_labels): Deallocate it, call
3056 group_case_labels_stmt.
3057 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3059 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3061 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3064 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3068 2010-04-13 Jan Hubicka <jh@suse.cz>
3070 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3071 of optimized out static functions.
3072 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3073 cost computation. Also sanity check for overflows.
3074 (update_caller_keys): Update cgraph_edge_badness call; properly
3075 update fibheap and sanity check that it is up to date.
3076 (add_new_edges_to_heap): Update cgraph_edge_badness.
3077 (cgraph_decide_inlining_of_small_function): Likewise;
3078 add sanity checking that badness in heap is up to date;
3079 improve dumping of reason; Update badness of calls to the
3080 offline copy of function currently inlined; dump badness
3081 of functions not inlined because of unit growth limits.
3083 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3086 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3087 because of sign-extension change when converting to sizetype here...
3088 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3090 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3091 the folding to constants. Remove redundant final conversion.
3092 (fold_binary) <associate>: Do not associate if the re-association of
3093 constants alone overflows.
3094 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3095 to the end of the list.
3096 (multiple_of_p) <COND_EXPR>: New case.
3098 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3100 * opt-functions.awk (opt_sanitized_name): New.
3102 * optc-gen.awk: Use it
3103 * opth-gen.awk: Use it.
3105 2010-04-13 Martin Jambor <mjambor@suse.cz>
3107 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3108 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3109 children. Call replace_uses_with_default_def_ssa_name to handle
3112 2010-04-13 Michael Matz <matz@suse.de>
3115 * builtins.c (expand_builtin_interclass_mathfn): Also create
3116 a register if the predicate doesn't match.
3118 2010-04-13 Diego Novillo <dnovillo@google.com>
3120 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3121 * c-pch.c: Include timevar.h.
3122 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3123 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3124 * ggc-common.c: Include timevar.h.
3125 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3126 * timevar.def (TV_PCH_SAVE): Define.
3127 (TV_PCH_CPP_SAVE): Define.
3128 (TV_PCH_PTR_REALLOC): Define.
3129 (TV_PCH_PTR_SORT): Define.
3130 (TV_PCH_RESTORE): Define.
3131 (TV_PCH_CPP_RESTORE): Define.
3133 2010-04-13 Michael Matz <matz@suse.de>
3135 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3137 (can_reassociate_p): New function.
3138 (break_up_subtract_bb, reassociate_bb): Use it.
3140 2010-04-13 Richard Guenther <rguenther@suse.de>
3143 * builtins.c (c_readstr): Fix assert.
3145 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3148 when generating cltd insn.
3150 (*ashl<mode>3_1): Remove special handling for register operand 2.
3151 (*ashlsi3_1_zext): Ditto.
3152 (*ashlhi3_1): Ditto.
3153 (*ashlhi3_1_lea): Ditto.
3154 (*ashlqi3_1): Ditto.
3155 (*ashlqi3_1_lea): Ditto.
3156 (*<shiftrt_insn><mode>3_1): Ditto.
3157 (*<shiftrt_insn>si3_1_zext): Ditto.
3158 (*<shiftrt_insn>qi3_1_slp): Ditto.
3159 (*<rotate_insn><mode>3_1): Ditto.
3160 (*<rotate_insn>si3_1_zext): Ditto.
3161 (*<rotate_insn>qi3_1_slp): Ditto.
3163 2010-04-13 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-structalias.c (callused_id): Remove.
3166 (call_stmt_vars): New.
3167 (get_call_vi): Likewise.
3168 (lookup_call_use_vi): Likewise.
3169 (lookup_call_clobber_vi): Likewise.
3170 (get_call_use_vi): Likewise.
3171 (get_call_clobber_vi): Likewise.
3172 (make_transitive_closure_constraints): Likewise.
3173 (handle_const_call): Adjust to do per-call call-used handling.
3174 (handle_pure_call): Likewise.
3175 (find_what_var_points_to): Remove general callused handling.
3176 (init_base_vars): Likewise.
3177 (init_alias_vars): Initialize call_stmt_vars.
3178 (compute_points_to_sets): Process call-used and call-clobbered
3179 vars for call statements.
3180 (delete_points_to_sets): Free call_stmt_vars.
3182 2010-04-13 Richard Guenther <rguenther@suse.de>
3184 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3185 Only add RW dependence for dependence distance zero.
3186 Adjust maximal vectorization factor according to dependences.
3187 Move alignment handling ...
3188 (vect_find_same_alignment_drs): ... here. New function.
3189 (vect_analyze_data_ref_dependences): Adjust.
3190 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3191 (vect_analyze_data_refs): Adjust minimal vectorization factor
3192 according to data references.
3193 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3194 dependences before determining the vectorization factor.
3195 Analyze alignment after determining the vectorization factor.
3196 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3197 dependences before alignment.
3198 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3200 (vect_analyze_data_refs): Likewise.
3201 (MAX_VECTORIZATION_FACTOR): New define.
3203 2010-04-13 Duncan Sands <baldrick@free.fr>
3205 * except.h (lang_eh_type_covers): Remove.
3206 * except.c (lang_eh_type_covers): Likewise.
3208 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3209 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3211 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3212 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3213 UNITS_PER_LONG where it is ABI relevant.
3214 (s390_return_addr_rtx): Likewise.
3215 (s390_back_chain_rtx): Likewise.
3216 (s390_frame_area): Likewise.
3217 (s390_frame_info): Likewise.
3218 (s390_initial_elimination_offset): Likewise.
3219 (save_gprs): Likewise.
3220 (s390_emit_prologue): Likewise.
3221 (s390_emit_epilogue): Likewise.
3222 (s390_function_arg_advance): Likewise.
3223 (s390_function_arg): Likewise.
3224 (s390_va_start): Likewise.
3225 (s390_gimplify_va_arg): Likewise.
3226 (s390_function_profiler): Likewise.
3227 (s390_optimize_prologue): Likewise.
3228 (s390_rtx_costs): Likewise.
3229 (s390_secondary_reload): Likewise.
3230 (s390_promote_function_mode): Likewise.
3231 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3232 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3233 registers available.
3234 (s390_unwind_word_mode): New function.
3235 (s390_function_value): Split 64 bit values into register pair if
3236 used as return value.
3237 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3238 function call parameters. Handle parallels.
3239 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3240 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3241 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3242 (s390_expand_setmem): Remove unused variable src_addr.
3243 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3244 deal with 64 bit registers.
3245 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3246 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3247 (UNITS_PER_LONG): New macro.
3248 * libjava/include/s390-signal.h: Define extended ucontext
3249 structure containing the upper halfs of the 64 bit registers.
3251 2010-04-13 Simon Baldwin <simonb@google.com>
3253 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3255 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3257 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3258 rvalue on the RHS if the LHS is of a non-renamable type.
3259 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3261 2010-04-13 Matthias Klose <doko@ubuntu.com>
3263 * gcc.c (cc1_options): Handle -iplugindir before processing
3264 the cc1 spec. Only add -iplugindir once.
3265 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3267 * common.opt (iplugindir): Remove `Separate' property, initialize.
3268 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3270 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3271 (distclean): Remove plugin dir.
3272 * doc/invoke.texi: Document -iplugindir.
3274 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3276 * doc/plugins.texi (Loading Plugins): Document short
3277 -fplugin=foo option.
3278 (Plugin API): Mention default_plugin_dir_name function.
3280 * gcc.c (find_file_spec_function): Add new declaration.
3281 (static_spec_func): Use it for "find-file".
3282 (find_file_spec_function): Add new function.
3283 (cc1_options): Add -iplugindir option if -fplugin* options found.
3285 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3287 * plugin.c (add_new_plugin): Updated comment, and handle short
3289 (default_plugin_dir_name): Added new function.
3291 * common.opt (iplugindir): New option to set the plugin directory.
3293 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/i386.md (any_rotate): New code iterator.
3296 (rotate_insn): New code attribute.
3298 (SWIM124): New mode iterator.
3299 (<rotate_insn>ti3): New expander.
3300 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3301 any_rotate code iterator.
3302 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3303 using any_rotate code iterator and SWIM124 mode iterator.
3304 (ix86_rotlti3): New insn_and_split pattern.
3305 (ix86_rotrti3): Ditto.
3306 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3307 ix86_rotl{di,ti}3 patterns.
3308 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3309 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3310 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3311 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3312 code iterator and SWI mode iterator.
3313 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3314 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3316 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3317 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3318 (bswap rotatert splitter): Add splitter.
3319 (bswap splitter): Macroize splitter using any_rotate code iterator.
3320 Add insn predicate to split only for TARGET_USE_XCHGB or when
3321 optimizing function for size.
3323 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3325 * config/pa/pa.c (emit_move_sequence): Remove use of
3326 deleted variable flag_argument_noalias.
3328 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3330 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3332 Add to unsupported targets list.
3333 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3334 sparc*-sun-solaris2.[567]* from target lists.
3335 * configure: Regenerate.
3336 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3338 Remove Solaris 7 patch references.
3339 (Specific, sparc-sun-solaris2.7): Removed.
3340 (sparc-sun-solaris2*): Update Solaris 7 example.
3341 (sparc64-*-solaris2*): Likewise.
3343 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3345 * config.build (alpha*-dec-osf4*): Remove.
3346 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3347 of obsolete configurations.
3348 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3350 * config/alpha/t-osf4: Renamed to ...
3351 * config/alpha/t-osf5: ... this.
3352 * config/alpha/osf.h: Renamed to ...
3353 * config/alpha/osf5.h: ... this.
3354 Merged old osf5.h contents.
3356 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3357 (EXTRA_SPECS): Removed.
3358 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3359 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3362 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3364 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3366 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3369 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3370 __thiscall convention.
3372 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3374 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3376 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3378 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3380 * function.c (assign_parms_initialize_all): Add unused attribute
3383 2010-04-12 Richard Guenther <rguenther@suse.de>
3385 * gsstruct.def (GSS_CALL): New.
3386 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3387 * gimple.h: Include tree-ssa-alias.h.
3388 (struct gimple_statement_call): New.
3389 (union gimple_statement_struct_d): Add gimple_call member.
3390 (gimple_call_reset_alias_info): Declare.
3391 (gimple_call_use_set): New function.
3392 (gimple_call_clobber_set): Likewise.
3393 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3394 * gimple.c (gimple_call_reset_alias_info): New function.
3395 (gimple_build_call_1): Call it.
3396 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3397 * tree-inline.c (remap_gimple_stmt): Likewise.
3398 (expand_call_inline): Remove callused handling.
3399 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3400 * tree-dfa.c (dump_variable): Likewise.
3401 * tree-parloops.c (parallelize_loops): Likewise.
3402 * tree-ssa.c (init_tree_ssa): Likewise.
3403 (delete_tree_ssa): Likewise.
3404 * tree-flow-inline.h (is_call_used): Remove.
3405 * tree-flow.h (struct gimple_df): Remove callused member.
3406 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3407 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3408 (ref_maybe_used_by_call_p_1): Simplify.
3409 (call_may_clobber_ref_p_1): Likewise.
3410 * tree-ssa-structalias.c (compute_points_to_sets): Set
3411 the call stmt used and clobbered sets.
3412 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3413 (find_tail_calls): Verify the tail call.
3415 2010-04-12 Richard Guenther <rguenther@suse.de>
3417 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3418 single-iteration always-inline inlining.
3419 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3420 (cgraph_decide_inlining): Do not handle always-inline specially.
3421 (try_inline): Remove always-inline cycle detection special case.
3422 Do not recurse on always-inlines.
3423 (cgraph_early_inlining): Do not iterate if not optimizing.
3424 (cgraph_gate_early_inlining): remove.
3425 (pass_early_inline): Run unconditionally.
3426 (gate_cgraph_decide_inlining): New function.
3427 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3428 not inlining or optimizing.
3429 (cgraph_decide_inlining_of_small_functions): Also consider
3430 always-inline functions.
3431 (cgraph_default_inline_p): Return true for nodes which should
3432 disregard inline limits.
3433 (estimate_function_body_sizes): Assume zero size and time for
3434 nodes which are marked as disregarding inline limits.
3435 (cgraph_decide_recursive_inlining): Do not perform recursive
3436 inlining on always-inline nodes.
3438 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3441 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3442 for exprs satisfying handled_component_p.
3444 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3446 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3447 non-constant aggregate elements.
3449 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3450 is a real initialization.
3452 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3455 * c-decl.c (start_function): Move forward check for nested function.
3457 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3459 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3460 * config/sh/sh.c: Include reload.h.
3461 (sh_legitimize_reload_address): New.
3462 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3463 sh_legitimize_reload_address.
3465 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3467 * config/sh/sh.md (*movqi_pop): New insn pattern.
3468 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3470 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3472 * config/i386/i386.md (any_shiftrt): New code iterator.
3473 (shiftrt_insn): New code attribute.
3475 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3476 using any_shiftrt code iterator.
3477 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3478 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3479 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3480 pattern from corresponding peephole2 patterns.
3481 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3482 using any_shiftrt code iterator.
3483 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3484 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3485 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3486 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3487 *{ashr,lshr}<mode>3_cmp_zext.
3488 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3490 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3494 (*lshr<mode>3_cconly): Ditto.
3496 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3498 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3499 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3500 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3501 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3503 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3504 from corresponding peephole2 patterns.
3505 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3506 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3507 and *lshrdi3_1_rex64 using SWI mode iterator.
3508 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3509 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3510 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3511 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3512 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3513 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3514 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3515 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3516 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3519 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3521 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3522 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3523 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3524 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3526 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3527 from corresponding peephole2 patterns.
3528 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3529 (ashrsi3_cvt): Rename from ashrsi3_31.
3530 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3531 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3532 and x86_64_shift_adj_3 using SWI48 mode iterator.
3533 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3534 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3535 and *ashrdi3_1_rex64 using SWI mode iterator.
3536 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3537 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3538 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3539 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3540 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3541 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3542 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3543 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3544 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3546 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3547 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3548 x86_shift<mode>_adj_3 expanders.
3550 2010-04-10 Wei Guozhi <carrot@google.com>
3553 * config/arm/arm.c (arm_pic_static_addr): New function.
3554 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3556 (arm_output_addr_const_extra): Output expression for new pattern.
3557 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3559 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3561 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3564 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3565 * web.c: Include "insn-config.h" and "recog.h".
3566 (union_match_dups): New function.
3567 (web_main): Call it.
3568 (union_defs): Don't try to recognize match_dups.
3570 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3571 if doing so would replace the entire pattern.
3573 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3577 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3578 and splitter pattern. Change splitter operand 1 predicate to
3581 2010-04-09 Martin Jambor <mjambor@suse.cz>
3583 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3584 lattices are addresses of CONST_DECLs with the same initial value.
3585 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3586 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3588 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3589 Bernd Schmidt <bernds@codesourcery.com>
3591 * loop-invariant.c (replace_uses): New static function.
3592 (move_invariant_reg): Use it to ensure we can replace the uses.
3594 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3596 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3598 (picochip_override_options): Enable section anchors only above -O1.
3599 (picochip_reorg): Fixed a couple of build warnings.
3601 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3603 * configure.ac (plugin -rdynamic test): Log result.
3604 * configure: Regenerate.
3605 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3606 (RDYNAMIC_SPEC): Define.
3607 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3609 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3611 * configure.ac: Determine Sun ld version numbers.
3612 (comdat_group): Restrict GNU ld version checks to gld.
3613 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3614 (enable_comdat): Support --enable-comdat.
3615 * configure: Regenerate.
3616 * doc/install.texi (Configuration): Document --enable-comdat.
3618 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3620 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3621 * config/sol2-gld.h: ... here.
3622 * config.gcc (sparc*-*-solaris2*): Reflect this.
3623 (i[34567]86-*-solaris2*): Use it.
3625 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3627 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3629 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3631 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3634 * diagnostic.c (diagnostic_initialize): Initialize
3635 some_warnings_are_errors.
3636 (diagnostic_finish): New.
3637 (diagnostic_action_after_output): Call it before exiting.
3638 (diagnostic_report_diagnostic): Do not print message here. Set
3639 some_warnings_are_errors.
3640 * diagnostic.h (diagnostic_context): Delete
3641 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3642 (diagnostic_finish): Declare.
3643 * toplev.c (toplev_main): Call it before exit.
3645 2010-04-09 Jason Merrill <jason@redhat.com>
3648 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3649 for incomplete type.
3652 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3653 based on a warning flag.
3655 2010-04-09 Richard Guenther <rguenther@suse.de>
3657 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3659 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3662 * varasm.c (default_assemble_visibility): Wrap vars that are
3663 set, but unused, by targets without GAS.
3664 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3665 Remove set, but unused, vars.
3666 (rs6000_legitimize_tls_address): Likewise.
3667 (altivec_expand_dst_builtin): Likewise.
3668 * config/darwin.c (machopic_classify_symbol): Likewise.
3669 (machopic_indirection_name): Likewise.
3671 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/i386.md (DWI): New mode iterator.
3674 (S): New mode attribute.
3675 (shift_operand): Ditto.
3676 (shift_immediate_operand): Ditto.
3677 (ashl_input_operand): Ditto.
3678 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3679 using SDWIM mode iterator.
3680 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3681 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3683 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3684 from corresponding peephole2 patterns.
3685 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3686 and x86_64_shift_adj_1 using SWI48 mode iterator.
3687 (x86_shift<mode>_adj_2): Ditto.
3688 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3689 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3690 using SWI48 mode iterator.
3691 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3692 *ashldi3_cmp_rex64 using SWI mode iterator.
3693 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3694 *ashldi3_cconly_rex64 using SWI mode iterator.
3695 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3696 x86_shift<mode>_adj_{1,2}.
3697 (ix86_split_ashr): Ditto.
3698 (ix86_split_lshr): Ditto.
3700 2010-04-09 Richard Guenther <rguenther@suse.de>
3702 * target.h (builtin_conversion): Pass in input and output types.
3703 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3704 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3705 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3706 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3708 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3710 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3712 2010-04-09 Richard Guenther <rguenther@suse.de>
3715 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3717 2010-04-09 Richard Guenther <rguenther@suse.de>
3719 * tree-vectorizer.h (struct _stmt_vec_info): Document
3720 that vectype is the type of the LHS.
3721 (supportable_widening_operation, supportable_narrowing_operation):
3722 Get both input and output vector types as arguments.
3723 (vect_is_simple_use_1): Declare.
3724 (get_same_sized_vectype): Likewise.
3725 * tree-vect-loop.c (vect_determine_vectorization_factor):
3726 Set STMT_VINFO_VECTYPE to the vector type of the def.
3727 (vectorizable_reduction): Adjust.
3728 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3729 Adjust. Specify the output vector type.
3730 (vect_pattern_recog_1): Adjust.
3731 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3732 (vectorizable_call): Adjust.
3733 (vectorizable_conversion): Likewise.
3734 (vectorizable_operation): Likewise.
3735 (vectorizable_type_demotion): Likewise.
3736 (vectorizable_type_promotion): Likewise.
3737 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3739 (vect_is_simple_use_1): New function.
3740 (supportable_widening_operation): Get both input and output
3742 (supportable_narrowing_operation): Likewise.
3743 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3745 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3747 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3748 __thiscall and _thiscall as predefined macros.
3749 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3750 thiscall attribute handling.
3751 (ix86_comp_type_attributes): Likewise.
3752 (ix86_function_regparm): Likewise.
3753 (ix86_return_pops_args): Likewise.
3754 (init_cumulative_args): Likewise.
3755 (find_drap_reg): Likewise.
3756 (ix86_static_chain): Likewise.
3757 (x86_this_parameter): Likewise.
3758 (x86_output_mi_thunk): Likewise.
3759 (ix86_attribute_table): Add description for thiscall attribute.
3760 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3761 * doc/extend.texi: Add documentation for thiscall.
3763 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3766 * c.opt (Wint-to-pointer-cast): Available in C++.
3767 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3769 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3771 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3772 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3773 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3774 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3775 function type instead. Reorder and simplify checks.
3777 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3779 2010-04-08 Jing Yu <jingyu@google.com>
3780 Zdenek Dvorak <ook@ucw.cz>
3782 PR tree-optimization/42720
3783 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3784 loop unswitch conditions here from ...
3785 (tree_unswitch_single_loop): ... here.
3787 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3789 * tree-if-conv.c: Fix comments and simplify logic.
3791 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3793 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3794 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3795 (main_tree_if_conversion): Update call to tree_if_conversion.
3797 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3800 * doc/invoke.texi (-b,-V): Delete.
3801 * doc/tm.texi: Do not mention -b.
3802 * gcc.c (display_help): Delete -b and -V.
3803 (process_command): Delete -b and -V.
3804 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3806 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3807 Wolfgang Gellerich <gellerich@de.ibm.com>
3809 Implement target hook for loop unrolling
3810 * target.h (loop_unroll_adjust): Add a new target hook function.
3811 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3812 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3813 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3814 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3815 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3817 (decide_unroll_stupid): Likewise.
3819 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3822 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3824 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3826 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3827 (Specific, *-*-solaris2*): Likewise.
3828 Don't prefer Sun as over GNU as.
3830 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3832 * config/s390/s390.c (override_options): Adjust the z10
3833 defaults for max-unroll-times, max-completely-peeled-insns
3834 and max-completely-peel-times.
3836 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3838 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3839 instructions for z10.
3840 (s390_expand_setmem): Likewise.
3841 (s390_expand_cmpmem): Likewise.
3843 2010-04-08 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/43679
3846 * tree-ssa-pre.c (eliminate): Only propagate copies.
3848 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3851 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3852 set but not used variable warning.
3854 2010-04-08 Wei Guozhi <carrot@google.com>
3857 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3858 (arm_size_rtx_costs): Call the new function when optimized for size.
3860 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3863 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3864 op0 is not a MEM, just return NULL instead of assertion
3866 (discover_nonconstant_array_refs): Don't walk debug stmts.
3868 2010-04-08 Doug Kwan <dougkwan@google.com>
3870 * configure.ac: Recognize gold and do not use its version number
3871 to test ld features.
3872 * configure: Regenerate.
3874 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3877 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3878 (negate_value): Move code to push elements to broken_up_substracts ...
3879 (eliminate_plus_minus_pair): ... here. Push operands that have no
3880 negative pair to plus_negates.
3881 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3883 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3885 * doc/install.texi (Configuration): Move description of
3886 --enable-lto, --with-libelf*, --enable-gold from Java section to
3889 * doc/generic.texi (Working with declarations)
3890 (Function Properties, C and C++ Trees): Fix typos.
3891 * doc/sourcebuild.texi (Top Level): Likewise.
3893 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3896 * tree.h (DECL_READ_P): Define.
3897 (struct tree_decl_common): Add decl_read_flag.
3898 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3899 a set but not used warning.
3900 (merge_decls): Merge DECL_READ_P flag.
3901 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3902 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3903 * c-common.c (handle_used_attribute, handle_unused_attribute):
3905 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3907 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3909 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3910 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3911 c_parser_binary_expression, c_parser_cast_expression,
3912 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3913 Call default_function_array_read_conversion instead of
3914 default_function_array_conversion where needed.
3915 (c_parser_unary_expression, c_parser_conditional_expression,
3916 c_parser_postfix_expression_after_primary, c_parser_initelt):
3917 Likewise. Call mark_exp_read where needed.
3918 (c_parser_statement_after_labels, c_parser_asm_operands,
3919 c_parser_typeof_specifier, c_parser_sizeof_expression,
3920 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3922 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3924 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3925 (warn_unused_but_set_parameter): Default to warn_unused
3927 * doc/invoke.texi: Document -Wunused-but-set-variable and
3928 -Wunused-but-set-parameter.
3930 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3931 used count variable.
3932 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3933 when operandN variables aren't used in the body of the expander
3935 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3936 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3937 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3938 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3939 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3940 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3941 * tree.c (PROCESS_ARG): Likewise.
3943 2010-04-07 Simon Baldwin <simonb@google.com>
3945 * diagnostic.h (diagnostic_override_option_index): New macro to
3946 set a diagnostic's option_index.
3947 * c-tree.h (c_cpp_error): Add warning reason argument.
3948 * opts.c (_warning_as_error_callback): New.
3949 (register_warning_as_error_callback): Store callback for
3950 warnings enabled via enable_warning_as_error.
3951 (enable_warning_as_error): Call callback, minor code tidy.
3952 * opts.h (register_warning_as_error_callback): Declare.
3953 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3954 response to -Werror=.
3955 (c_common_init_options): Register warning_as_error_callback in opts.c.
3956 * common.opt: Add -Wno-cpp option.
3957 * c-common.c (struct reason_option_codes_t): Map cpp warning
3958 reason codes to gcc option indexes.
3959 * (c_option_controlling_cpp_error): New function, lookup the gcc
3960 option index for a cpp warning reason code.
3961 * (c_cpp_error): Add warning reason argument, call
3962 c_option_controlling_cpp_error for diagnostic_override_option_index.
3963 * doc/invoke.texi: Document -Wno-cpp.
3965 2010-04-07 Richard Guenther <rguenther@suse.de>
3967 * ipa-reference.c (mark_load): Use get_base_address.
3968 (mark_store): Likewise.
3970 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3971 inserting GIMPLE_NOPs into the IL.
3972 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3973 Explicitly strip handled components and indirect references.
3975 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3976 folding address expressions.
3977 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3978 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3979 operand_equal_p to compare decls.
3980 (ptr_deref_may_alias_decl_p): Likewise.
3981 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3982 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3983 Handle reversed comparison ops.
3984 * tree-sra.c (asm_visit_addr): Use get_base_address.
3985 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3986 * ipa-reference.c (mark_address): Use get_base_address.
3988 2010-04-07 Richard Guenther <rguenther@suse.de>
3990 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3991 Propagate constants everywhere.
3993 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3996 * tree.c (MAX_INT_CACHED_PREC): Define.
3997 (nonstandard_integer_type_cache): New array.
3998 (build_nonstandard_integer_type): Cache results for precision
3999 <= MAX_INT_CACHED_PREC.
4001 2010-04-07 Richard Guenther <rguenther@suse.de>
4003 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4004 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4005 * common.opt: Likewise.
4006 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4007 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4008 (nonoverlapping_memrefs_p): Likewise.
4009 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4010 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4011 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4012 OPT_fargument_noalias_global for backward compatibility.
4014 2010-04-07 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/43270
4017 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4018 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4019 * tree-ssa-pre.c (phi_translate_1): Adjust.
4020 (fully_constant_expression): Split out vn_reference handling to ...
4021 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4022 Fold reads from constant strings.
4023 (vn_reference_lookup): Handle fully constant references.
4024 (vn_reference_lookup_pieces): Likewise.
4025 * Makefile.in (expmed.o-warn): Add -Wno-error.
4027 2010-04-07 Martin Jambor <mjambor@suse.cz>
4029 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4031 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4034 * gcc.c: Add -static-libstdc++ to list of recognized options.
4036 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4038 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4040 2010-04-07 Richard Guenther <rguenther@suse.de>
4043 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4044 bases build simple mem attributes to retain points-to information.
4046 2010-04-07 Richard Guenther <rguenther@suse.de>
4049 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4050 preserve points-to related information.
4052 2010-04-07 Richard Guenther <rguenther@suse.de>
4055 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4056 discard plain indirect references.
4057 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4058 * tree.c (tree_nop_conversion): Likewise.
4060 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4063 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4065 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4067 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4068 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4070 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4072 * tree-if-conv.c: Fix indentation and comments.
4074 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4076 * tree-if-conv.c: Sort static functions in topological order.
4078 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4080 * tree-if-conv.c: Fix indentation and comments.
4082 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4085 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4086 lang_hooks.types.type_for_size instead of
4087 build_nonstandard_integer_type.
4088 When converting an unsigned type to signed, double its precision.
4089 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4090 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4091 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4094 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4097 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4098 POINTER_PLUS_EXPR for pointer types.
4100 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4103 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4104 * graphite-clast-to-gimple.c: Include langhooks.h.
4105 (max_signed_precision_type): New.
4106 (max_precision_type): Takes two types as arguments.
4107 (precision_for_value): New.
4108 (precision_for_interval): New.
4109 (gcc_type_for_interval): New.
4110 (gcc_type_for_value): New.
4111 (gcc_type_for_clast_term): New.
4112 (gcc_type_for_clast_red): New.
4113 (gcc_type_for_clast_bin): New.
4114 (gcc_type_for_clast_expr): Split up into several functions.
4115 (gcc_type_for_clast_eq): Rewritten.
4116 (compute_bounds_for_level): New.
4117 (compute_type_for_level_1): New.
4118 (compute_type_for_level): New.
4119 (gcc_type_for_cloog_iv): Removed.
4120 (gcc_type_for_iv_of_clast_loop): Rewritten.
4121 (graphite_create_new_loop): Compute the lower and upper bound types
4122 with gcc_type_for_clast_expr.
4123 (graphite_create_new_loop_guard): Same.
4124 (find_cloog_iv_in_expr): Removed.
4125 (compute_cloog_iv_types_1): Removed.
4126 (compute_cloog_iv_types): Removed.
4127 (gloog): Do not call compute_cloog_iv_types.
4128 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4130 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4131 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4132 (GBB_CLOOG_IV_TYPES): Removed.
4134 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4136 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4137 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4138 (detect_commutative_reduction): Same.
4140 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4142 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4143 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4145 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4146 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4147 (rewrite_commutative_reductions_out_of_ssa): Same.
4148 * passes.c (execute_function_todo): Call verify_ssa for every pass
4149 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4150 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4151 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4152 with an extra argument.
4153 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4154 verify_ssa only when the extra argument is true.
4155 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4156 with an extra argument.
4157 (tree_transform_and_unroll_loop): Same.
4159 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4161 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4162 for all the passes of the LNO having LOOP_CLOSED_SSA.
4163 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4164 * tree-loop-distribution.c (pass_loop_distribution): Same.
4165 * tree-pass.h (TODO_verify_loops): Removed.
4166 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4168 (pass_tree_unswitch): Same.
4169 (pass_predcom): Same.
4170 (pass_vectorize): Same.
4171 (pass_linear_transform): Same.
4172 (pass_graphite_transforms): Same.
4173 (pass_iv_canon): Same.
4174 (pass_complete_unroll): Same.
4175 (pass_complete_unrolli): Same.
4176 (pass_parallelize_loops): Same.
4177 (pass_loop_prefetch): Same.
4178 (pass_iv_optimize): Same.
4180 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4183 * passes.c (init_optimization_passes): Move pass_lim before
4184 pass_copy_prop and pass_dce_loop.
4186 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4189 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4190 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4191 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4192 MULTI_* defines for 4 argument vpermil2p* builtins.
4194 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4197 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4198 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4199 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4200 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4201 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4202 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4203 Use x86_maybe_negate_const_int to output insn mnemonic.
4204 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4205 check from instruction predicate. Update comments.
4206 * config/i386/sync.md (sync_add<mode>): Use
4207 x86_maybe_negate_const_int to output insn mnemonic.
4209 2010-04-06 Jan Hubicka <jh@suse.cz>
4211 PR tree-optimization/42906
4212 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4213 IGNORE_SELF argument. Set visited_control_parents for fully
4215 (find_obviously_necessary_stmts): Update call of
4216 mark_control_dependent_edges_necessary.
4217 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4219 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/i386.md: Remove comment about 'e' and 'E'
4224 2010-04-06 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/43627
4227 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4228 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4231 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4233 * BASE-VER: Change to 4.6.0.
4236 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4239 2010-04-06 Richard Guenther <rguenther@suse.de>
4242 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4244 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4246 * doc/invoke.texi (Optimize Options): Document that LTO
4247 won't remove object access purely due to incompatible
4250 2010-04-04 Matthias Klose <doko@ubuntu.com>
4252 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4253 Initialize variable.
4255 2010-04-03 Richard Guenther <rguenther@suse.de>
4258 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4259 require a non-NULL MEM_OFFSET.
4261 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4263 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4264 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4265 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4266 config/alpha/predicates.md, config/arm/arm.md,
4267 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4268 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4269 config/darwin9.h, config/darwin.c, config/darwin.h,
4270 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4271 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4272 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4273 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4274 config/mips/mips.md, config/mn10300/mn10300.c,
4275 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4276 config/rs6000/aix.h, config/rs6000/dfp.md,
4277 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4278 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4279 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4280 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4281 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4282 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4283 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4284 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4285 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4286 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4287 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4288 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4289 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4290 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4291 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4292 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4293 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4294 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4295 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4296 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4297 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4298 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4299 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4300 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4301 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4302 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4303 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4304 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4305 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4306 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4307 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4308 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4309 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4310 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4311 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4312 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4314 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4317 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4318 * aclocal.m4: Regenerate.
4320 2010-04-02 Richard Guenther <rguenther@suse.de>
4322 PR tree-optimization/43629
4323 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4324 if we have seen a constant value.
4326 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4328 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4330 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4333 * arm.c (legitimize_tls_address): Adjust call to
4334 gen_tls_load_dot_plus_four.
4335 (arm_note_pic_base): New function.
4336 (arm_cannot_copy_insn_p): Use it.
4337 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4340 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4345 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4347 * Makefile.in ($(out_object_file)): Depend on
4348 gt-$(basename $(notdir $(out_file))).h.
4350 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4352 * config.gcc (lm32-*-rtems*): Add t-lm32.
4354 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4356 * config.gcc: Add lm32-*-rtems*.
4357 * config/lm32/rtems.h: New file.
4359 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4362 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4364 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4366 * dwarf2out.c (output_compilation_unit_header): For
4367 -gdwarf-4 use version 4 instead of version 3.
4368 (output_line_info): For version 4 and above emit additional
4369 maximum ops per insn header field.
4370 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4372 * dwarf2out.c (is_c_family, is_java): Remove.
4373 (lower_bound_default): New function.
4374 (add_bound_info, gen_descr_array_type_die): Use it.
4376 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4379 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4380 re-declaration when it happens in a function.
4382 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4384 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4385 (cgraph_remove_function_insertion_hook): Same.
4386 (cgraph_call_function_insertion_hooks): Same.
4388 2010-04-01 Richard Guenther <rguenther@suse.de>
4391 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4392 and TREE_THIS_VOLATILE.
4393 (copy_ref_info): Likewise.
4394 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4395 * tree.c (build6_stat): Ignore side-effects of all but arg5
4396 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4399 2010-04-01 Richard Guenther <rguenther@suse.de>
4401 PR tree-optimization/43607
4402 * ipa-type-escape.c (check_call): Do not access non-existing
4405 2010-04-01 Richard Guenther <rguenther@suse.de>
4409 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4410 Jack Howarth <howarth@bromo.med.uc.edu>
4412 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4415 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4417 * doc/install.texi (Prerequisites): Document libelf usability on
4418 IRIX 5/6 and Solaris 2.
4419 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4420 Update GNU as, GNU ld requirements.
4421 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4422 Document Sun Studio compiler download.
4423 Update and simplify as, ld recommendations.
4424 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4426 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4429 with_tune_32 to pentium4.
4431 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4435 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4437 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4438 obsoletion, removal.
4440 Document GNU as requirement.
4441 Update configure requirements.
4442 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4443 Recomment IRIX 6.5.18+.
4444 Document IDF/IDL requirement.
4445 Document GNU as requirement.
4446 Document GNU ld bootstrap failure.
4447 Remove freeware.sgi.com reference.
4449 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4451 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4452 UNIX V4.0, V5.0 obsoletion, removal.
4453 Remove --with-gc=simple reference.
4454 Update VM requirements during bootstrap.
4455 Remove -oldas bootstrap description.
4456 Update binutils reference.
4457 Remove comparison failure note.
4459 2010-03-31 Richard Guenther <rguenther@suse.de>
4460 Zdenek Dvorak <ook@ucw.cz>
4461 Sebastian Pop <sebastian.pop@amd.com>
4464 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4465 with multiple arguments.
4466 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4468 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4470 * graphite-dependences.c (print_pddr): Call print_pdr with an
4472 * graphite-poly.c (debug_pdr): Add an extra argument for the
4475 (print_pbb_domain): Same.
4477 (print_scop_context): Same.
4479 (print_cloog): Same.
4480 (debug_pbb_domain): Same.
4484 (debug_scop_context): Same.
4486 (debug_cloog): Same.
4487 (print_scop_params): Same.
4488 (debug_scop_params): Same.
4489 (print_iteration_domain): Same.
4490 (print_iteration_domains): Same.
4491 (debug_iteration_domain): Same.
4492 (debug_iteration_domains): Same.
4493 (print_scattering_function): Same.
4494 (print_scattering_functions): Same.
4495 (debug_scattering_function): Same.
4496 (debug_scattering_functions): Same.
4497 * graphite-poly.h (debug_pdr): Update declaration.
4499 (print_pbb_domain): Same.
4501 (print_scop_context): Same.
4503 (print_cloog): Same.
4504 (debug_pbb_domain): Same.
4508 (debug_scop_context): Same.
4510 (debug_cloog): Same.
4511 (print_scop_params): Same.
4512 (debug_scop_params): Same.
4513 (print_iteration_domain): Same.
4514 (print_iteration_domains): Same.
4515 (debug_iteration_domain): Same.
4516 (debug_iteration_domains): Same.
4517 (print_scattering_function): Same.
4518 (print_scattering_functions): Same.
4519 (debug_scattering_function): Same.
4520 (debug_scattering_functions): Same.
4522 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4524 * graphite-poly.c (print_scattering_function_1): New.
4525 (print_scattering_function): Call it.
4526 (print_scop_params): Remove spaces at the end of lines.
4529 * graphite-poly.h (print_cloog): Declared.
4530 (debug_cloog): Declared.
4532 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4534 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4536 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4537 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4538 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4539 to switch between adding the IV bump in loop->latch or in loop->header.
4541 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite-poly.c (print_scattering_function): Pretty print following
4546 (print_pbb_domain): Same.
4547 (dump_gbb_cases): Same.
4548 (dump_gbb_conditions): Same.
4551 (print_scop_params): Same.
4552 (print_scop_context): Same.
4554 (print_pbb_body): New.
4555 (lst_indent_to): New.
4556 (print_lst): Start new lines with a #.
4557 * graphite-poly.h (pbb_bb): New.
4558 (pbb_index): Use pbb_bb.
4559 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4561 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4563 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4565 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4566 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4567 and 0 instead of 1 for dw_val_class_flag.
4568 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4569 dw_val_class_range_list, dw_val_class_loc_list,
4570 dw_val_class_lineptr and dw_val_class_macptr, use
4571 DW_FORM_flag_present for dw_val_class_flag and
4572 DW_FORM_exprloc for dw_val_class_loc.
4573 (output_die): For -gdwarf-4 print dw_val_class_loc
4574 size as uleb128 instead of 1 or 2 bytes and don't print
4575 anything for dw_val_class_flag.
4577 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4578 instead of cselib_lookup following by tweaking locs->setting_insn.
4581 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4582 even before returning from label, setjmp call or volatile asm
4585 2010-03-31 Richard Guenther <rguenther@suse.de>
4588 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4589 temporary data on stack.
4591 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4593 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4594 (PUSHSECTION_ASM_OP): Remove.
4595 (POPSECTION_ASM_OP): Remove.
4596 (PUSHSECTION_FORMAT): Remove.
4597 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4598 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4599 * config/sol2.c (solaris_output_init_fini): Use it.
4601 2010-03-31 Jie Zhang <jie@codesourcery.com>
4604 * opt-functions.awk (var_type_struct): Use signed char type
4605 for simple variables.
4607 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4609 * config/sol2.c: Include output.h.
4610 (solaris_assemble_visibility): New function.
4611 * config/t-sol2 (sol2.o): Add output.h dependency.
4612 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4613 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4616 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4619 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4620 V2SImode or XFmode on PRE_DEC.
4623 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4626 2010-03-31 Jie Zhang <jie@codesourcery.com>
4629 * reload.h (caller_save_initialized_p): Declare.
4630 * toplev.c (backend_init_target): Don't call
4631 init_caller_save but set caller_save_initialized_p to false.
4632 * caller-save.c (caller_save_initialized_p): Define.
4633 (init_caller_save): Check caller_save_initialized_p.
4634 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4636 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4639 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4640 and soft-fp/t-softfp to tmake_file.
4641 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4642 (LIBGCC2_TF_CEXT): Define.
4645 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4648 * cselib.c (n_useless_values): Document handling of debug locs.
4649 (n_useless_debug_values, n_debug_values): New variables.
4650 (new_elt_loc_list): Don't add to debug values, keep count.
4651 (promote_debug_loc): New.
4652 (cselib_reset_table): Zero new variables.
4653 (entry_and_rtx_equal_p): Promote debug locs.
4654 (discard_useless_locs): Increment n_useless_debug_values for
4656 (remove_useless_values): Adjust n_useless_values and n_debug_values
4657 with n_useless_debug_values.
4658 (add_mem_for_addr): Promote debug locs.
4659 (cselib_lookup_mem): Likewise.
4660 (cselib_lookup_addr): Renamed to...
4661 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4662 (cselib_log_lookup): ... this. Turn into...
4663 (cselib_lookup_addr): ... new wrapper.
4664 (cselib_lookup_from_insn): New.
4665 (cselib_invalidate_regno): Increment n_useless_debug_values for
4667 (cselib_invalidate_mem): Likewise.
4668 (cselib_process_insn): Take n_deleted and n_debug_values into
4669 account to guard remove_useless_value call.
4670 (cselib_finish): Zero n_useless_debug_values.
4671 * cselib.h (cselib_lookup_from_insn): Declare.
4672 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4673 (sched_analyze_2): Likewise.
4675 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4677 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4679 (adjust_mems): Replace narrowing SUBREG of expression containing
4680 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4681 with operations in the narrower mode.
4684 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4685 regs_invalidated_by_call instead all call_used_reg_set registers.
4687 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4690 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4691 pointer comparisons with types_compatible_p.
4692 * tree-vect-stmts.c (vectorizable_call): Same.
4693 (vectorizable_condition): Same.
4695 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4697 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4698 stack check if the mask would be zero.
4700 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4701 Jack Howarth <howarth@bromo.med.uc.edu>
4703 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4706 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4709 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4711 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4712 Include ___unordxf2 and ___unordtf2.
4713 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4716 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4718 * config/lm32/t-lm32: New file.
4719 * config.gcc: Use the above file when targetting lm32.
4721 2010-03-28 Duncan Sands <baldrick@free.fr>
4723 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4725 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4728 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4729 Improve vectorization cost model diagnostic.
4731 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4734 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4735 compute_data_dependences_for_loop returns false, early exit
4736 and output an extra diagnostic for the failed data reference
4739 2010-03-29 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/43560
4742 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4743 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4745 2010-03-29 Jie Zhang <jie@codesourcery.com>
4748 * toplev.c (process_options): Set optimization_default_node
4749 and optimization_current_node.
4750 * opts.c (decode_options): Don't set optimization_default_node
4751 and optimization_current_node.
4753 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4755 * config/rtems.h: Abandon -qrtems_debug.
4757 2010-03-28 Jan Hubicka <jh@suse.cz>
4759 PR tree-optimization/43505
4760 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4761 map should not be copied.
4763 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4766 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4767 cdtors, set DECL_PRESERVE_P.
4768 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4771 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4773 PR tree-optimization/43528
4774 * stor-layout.c (place_field): Check that constant fits into
4775 unsigned HWI when skipping calculation of MS bitfield layout.
4777 2010-03-27 Jan Hubicka <jh@suse.cz>
4780 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4781 notice_global_symbol work.
4783 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4785 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4786 instead of dwarf2out_decl.
4787 (struct var_loc_node): Remove section_label field.
4788 (dwarf2out_function_decl): New function.
4789 (dwarf2out_var_location): Don't set section_label field.
4790 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4792 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4794 PR tree-optimization/43544
4795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4796 First argument for builtin vectorized function hook is now a
4797 tree to be able to distinguish between machine specific and
4799 * targhooks.c (default_builtin_vectorized_function): Ditto.
4800 * targhooks.h (default_builtin_vectorized_function): Ditto.
4801 * target.h (struct gcc_target): Ditto.
4802 * tree-vect-stmts.c (vectorizable_function): Ditto.
4803 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4804 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4807 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4810 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4811 nested binding iff it is a FUNCTION_DECL.
4812 (store_parm_decls_newstyle): Pass nested=true to bind for
4813 FUNCTION_DECLs amongst parameters.
4815 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4817 * var-tracking.c (vt_expand_loc_callback): Don't run
4818 cselib_expand_value_rtx_cb in dummy mode if
4819 cselib_dummy_expand_value_rtx_cb returned false.
4821 * var-tracking.c (emit_note_insn_var_location): For one part
4822 notes with offset 0, don't add EXPR_LIST around the location.
4823 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4824 add_location_or_const_value_attribute): Adjust for that change.
4827 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4828 into first operand and location into second.
4829 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4830 dw_cfi_oprnd_loc for DW_CFA_expression.
4831 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4832 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4833 assume first argument is regnum and second argument is location.
4835 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4838 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4839 of scratch register to DImode. Split to DImode comparison operator.
4840 Use SImode subreg of scratch register in the multiplication.
4841 (*cmp_sadd_sidi): Ditto.
4842 (*cmp_ssub_si): Ditto.
4843 (*cmp_ssub_sidi): Ditto.
4845 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4848 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4849 Remove invalid assert and wrong comment.
4851 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4854 * flags.h (final_insns_dump_p): New extern.
4855 * final.c (final_insns_dump_p): New variable.
4856 (rest_of_clean_state): Set it before -fdump-final-insns=
4857 dumping, clear afterwards.
4858 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4859 MEM_ALIAS_SET on MEMs.
4861 2010-03-26 David S. Miller <davem@davemloft.net>
4863 * configure.ac: Fix sparc GOTDATA_OP bug check.
4864 * configure: Rebuild.
4866 2010-03-26 Alan Modra <amodra@gmail.com>
4868 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4870 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4872 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4873 TLS_SECTION_ASM_FLAG.
4875 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4878 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4879 Clear first_function_block_is_cold.
4882 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4883 argument if the argument is truth_value_p.
4885 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * config/rs6000/constraints.md: Update copyright year for my changes.
4890 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4891 used in reg+reg addressing, swap registers.
4893 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4896 * target.h (struct gcc_target): Add code_end hook.
4897 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4899 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4900 * toplev.c (compile_file): Call targetm.asm_out.code_end
4901 hook before unwind info/debug info output.
4902 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4903 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4904 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4905 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4906 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4907 * config/i386/i386.c (ix86_file_end): Renamed to...
4908 (ix86_code_end): ... this. Make static. Don't call
4909 file_end_indicate_exec_stack. Emit unwind info using
4910 final_start_function/final_end_function.
4911 (darwin_x86_file_end): Remove.
4912 (TARGET_ASM_CODE_END): Define.
4913 * config/i386/i386.h (TARGET_ASM_FILE_END,
4914 NEED_INDICATE_EXEC_STACK): Don't define.
4915 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4916 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4917 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4918 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4921 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4922 at the beginning and final_end_function at the end.
4923 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4925 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4927 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4928 and Sun as TLS syntax.
4929 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4930 * configure: Regenerate.
4931 * config.in: Regenerate.
4932 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4933 (default_elf_asm_named_section): Use it.
4934 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4935 (i386_output_dwarf_dtprel): Likewise.
4936 (output_addr_const_extra): Likewise.
4937 (output_pic_addr_const): Lowercase @GOTTPOFF.
4938 (output_addr_const_extra): Likewise.
4939 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4940 (output_addr_const_extra): Likewise.
4941 (output_pic_addr_const): Lowercase @INDNTPOFF.
4942 (output_addr_const_extra): Likewise.
4943 (output_pic_addr_const): Lowercase @NTPOFF.
4944 (output_addr_const_extra): Likewise.
4945 (output_pic_addr_const): Lowercase @TPOFF.
4946 (output_addr_const_extra): Likewise.
4947 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4948 (*tls_global_dynamic_64): Likewise.
4949 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4950 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4952 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4953 (ASM_OUTPUT_TLS_COMMON): Use it.
4954 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4957 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4958 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4959 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4960 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4961 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4962 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4964 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4966 * config/i386/i386.c (override_options): Don't accept
4967 -mtls-dialect=sun any longer.
4968 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4969 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4970 (*tls_local_dynamic_base_32_sun): Likewise.
4971 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4973 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4976 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4977 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4980 * ira.c (adjust_cleared_regs): New function.
4981 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4985 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4987 * expr.c (expand_expr_real): Restore previous
4988 curr_insn_source_location and curr_insn_block after
4989 expand_expr_real_1 call.
4990 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4991 instead of expand_expr_real_1.
4993 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4995 PR rtl-optimization/43413
4996 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4999 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5002 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5003 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5005 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5007 * config/i386/i386.c (ix86_target_string): Add -mfma.
5008 Fix a typo in comment.
5010 2010-03-22 Mike Stump <mikestump@comcast.net>
5013 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5014 Don't overly align based upon packed packed fields.
5016 2010-03-22 Jason Merrill <jason@redhat.com>
5018 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5019 Use () rather than [], and move before the element type.
5021 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5023 * doc/configfiles.texi (Configuration Files): Removed
5024 fixinc/Makefile*, intl/Makefile.*.
5025 * doc/makefile.texi: Fixed markup. Abstract from version
5026 control system used.
5027 (Makefile): Removed obsolete gcc/java/parse.y example.
5028 * doc/sourcebuild.texi: Likewise.
5029 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5030 libgomp, libssp. Removed fastjar.
5031 (Miscellaneous Docs): Clarify location.
5032 Added COPYING3, COPYING3.LIB.
5033 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5035 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5038 * config/i386/i386.c (x86_function_profiler)
5039 [!NO_PROFILE_COUNTERS]: Fix typo.
5040 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5043 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5044 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5046 * doc/sourcebuild.texi (Test Directives): Split into six
5047 subsections, with most of the current text in new subsections
5048 Directives, Selectors, and Final Actions.
5049 (Directives): Split list of test directives into multiple
5051 (Selectors): Describe use and syntax of selectors.
5052 (Effective-Target Keywords): Describe all existing keywords.
5053 (Add Options): Describe features for dg-add-options.
5054 (Require Support): Describe variants of dg-require-support.
5055 (Final Actions): Describe commands to use in dg-final.
5057 2010-03-22 Michael Matz <matz@suse.de>
5060 * recog.c (validate_replace_rtx_group): Replace also in
5061 REG_EQUAL and REG_EQUIV notes.
5063 2010-03-22 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/43390
5066 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5067 sure vector extracts are type correct.
5069 2010-03-22 Richard Guenther <rguenther@suse.de>
5072 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5073 x * sqrt (x) even when optimizing for size if the target
5074 has native support for sqrt.
5076 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5078 * varasm.c (make_decl_rtl_for_debug): Also clear
5079 flag_mudflap for the duration of make_decl_rtl call.
5082 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5083 locs from preserved VALUEs.
5085 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5088 * pa.md (movmemsi): Set align to one if zero.
5089 (movmemdi): Likewise.
5091 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5094 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5095 with their corresponding prologue pushes.
5097 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5100 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5101 at the begining or end.
5102 (spu_expand_epilogue): Likewise.
5104 2010-03-20 Richard Guenther <rguenther@suse.de>
5106 PR rtl-optimization/43438
5107 * combine.c (make_extraction): Properly zero-/sign-extend an
5108 extraction of the low part of a CONST_INT. Also handle
5111 2010-03-19 Mike Stump <mikestump@comcast.net>
5113 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5114 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5115 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5117 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5120 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5123 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5125 PR rtl-optimization/42258
5126 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5127 use that may match DEF.
5130 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5131 the cost of loading the constant rather than assuming
5133 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5134 outer code is AND, do the same tests as the andsi3 expander and
5135 return COSTS_N_INSNS (1) if and is cheap.
5137 * optabs.c (avoid_expensive_constant): Fix formatting.
5139 2010-03-19 Michael Matz <matz@suse.de>
5142 * attribs.c (decl_attributes): When rebuilding a function pointer
5143 type use the same qualifiers as the original pointer type.
5145 2010-03-19 Martin Jambor <mjambor@suse.cz>
5147 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5148 and is_gimple_ip_invariant_address.
5150 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5153 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5155 * config/arm/arm.c (arm_override_options): Turn off
5156 flag_dwarf2_cfi_asm for AAPCS variants.
5158 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5161 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5162 Use PRE_MODIFY instead of PRE_DEC.
5163 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5164 (vfp_emit_fstmd): Likewise.
5166 2010-03-19 Michael Matz <matz@suse.de>
5169 * builtins.c (expand_builtin_interclass_mathfn,
5170 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5173 2010-03-19 Richard Guenther <rguenther@suse.de>
5175 PR tree-optimization/43415
5176 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5177 (phi_translate_1): ... this.
5178 (phi_translate): Move all caching here. Cache all NARY
5179 and REFERENCE translations.
5181 2010-03-19 David S. Miller <davem@davemloft.net>
5183 With help from Eric Botcazou.
5184 * config/sparc/sparc.c: Include dwarf2out.h.
5185 (emit_pic_helper): Delete.
5186 (pic_helper_symbol_name): Delete.
5187 (pic_helper_emitted_p): Delete.
5188 (pic_helper_needed): New.
5189 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5190 (get_pc_thunk_name): New.
5191 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5192 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5193 Set pic_helper_needed to true. Don't call emit_pic_helper.
5194 (sparc_expand_prologue): Update load_pic_register call.
5195 (sparc_output_mi_thunk): Likewise.
5196 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5197 thunk if possible. Output CFI information as needed.
5199 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5200 Jack Howarth <howarth@bromo.med.uc.edu>
5203 * config/i386/i386.h: Fix ABI on darwin x86-32.
5205 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5207 * tree.h: Declare make_decl_rtl_for_debug.
5208 * varasm.c (make_decl_rtl_for_debug): New.
5209 * dwarf2out.c (rtl_for_decl_location): Call it.
5210 * cfgexpand.c (expand_debug_expr): Call it.
5212 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5215 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5219 * var-tracking.c (vt_init_cfa_base): Do nothing if
5220 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5222 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5225 * var-tracking.c (canonicalize_vars_star): New.
5226 (dataflow_post_merge_adjust): Use it.
5228 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5231 * var-tracking.c (non_suitable_const): New function.
5232 (add_uses): For DEBUG_INSNs with constants, don't record any
5233 value, instead just the constant value itself.
5234 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5235 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5236 (emit_notes_in_bb): Likewise.
5237 (emit_note_insn_var_location): For onepart variables if
5238 cur_loc is a VOIDmode constant, use DECL_MODE.
5240 2010-03-18 Martin Jambor <mjambor@suse.cz>
5243 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5244 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5245 all non-clones. Moved call redirection...
5246 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5247 (cgraph_materialize_all_clones): Dispose of all
5248 combined_args_to_skip bitmaps.
5249 (verify_cgraph_node): Do not check for edges pointing to wrong
5250 nodes in inline clones.
5251 * tree-inline.c (copy_bb): Call
5252 cgraph_redirect_edge_call_stmt_to_callee.
5253 * ipa.c (cgraph_remove_unreachable_nodes): Call
5254 cgraph_node_remove_callees even when there are used clones.
5256 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5258 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5260 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5263 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5266 2010-03-18 Michael Matz <matz@suse.de>
5269 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5270 into sqrt(x) if we need to preserve signed zeros.
5272 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5273 Eric Botcazou <ebotcazou@adacore.com>
5275 PR rtl-optimization/43360
5276 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5277 note if we don't know its invariant status.
5279 2010-03-18 Michael Matz <matz@suse.de>
5281 PR tree-optimization/43402
5282 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5283 PHI chains of ssa names registered for update.
5285 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5288 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5289 non-offsettable and pre_modify update addressing.
5290 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5291 and "2" alternatives "#".
5292 (*movdd_softfloat32): Make all alternatives "#";
5293 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5294 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5295 (*movdf_softfloat32): Make all alternatives "#";
5296 (movdi): Use the new DIFD mode iterator to create a common splitter
5297 for movdi, movdf and movdd patterns.
5299 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5301 * common.opt (dumpdir): Remove redundant tab.
5303 2010-03-17 Martin Jambor <mjambor@suse.cz>
5305 PR tree-optimization/43347
5306 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5307 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5309 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5311 PR rtl-optimization/42216
5312 * regrename.c (create_new_chain): New function, broken out from...
5313 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5314 appending a use to an empty chain.
5315 (build_def_use): Remove previous changes that convert OP_INOUT to
5316 OP_OUT operands; instead detect the case where an OP_INOUT operand
5317 uses a previously untracked register and create an empty chain for it.
5319 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5321 * doc/extend.texi (Function Attributes): Rewrite unfinished
5322 sentence in ms_abi documentation.
5324 2010-03-17 Alan Modra <amodra@gmail.com>
5326 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5327 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5328 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5329 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5331 2010-03-16 Richard Henderson <rth@redhat.com>
5334 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5335 (lower_try_finally): Save and restore eh_seq around the expansion
5338 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5340 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5341 statements before splitting block.
5343 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5345 * doc/sourcebuild.texi (Testsuites): Fix markup.
5346 Use pathnames relative to gcc/testsuite.
5347 (Test Directives): Move description of how timeout is determined.
5348 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5349 (C Tests): Correct gcc.misc-tests directory.
5350 Framework tests now live in gcc.test-framework.
5352 2010-03-16 Richard Guenther <rguenther@suse.de>
5355 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5356 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5358 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5359 Alexandre Oliva <aoliva@redhat.com>
5361 PR tree-optimization/42917
5362 * lambda-code.c (remove_iv): Skip debug statements.
5363 (lambda_loopnest_to_gcc_loopnest): Likewise.
5364 (not_interesting_stmt): Debug statements are not interesting.
5366 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5370 * cselib.c (cselib_preserve_constants,
5371 cfa_base_preserved_val): New static variables.
5372 (preserve_only_constants): New function.
5373 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5374 clear its REG_VALUES. If cselib_preserve_constants, don't
5375 empty the whole hash table, but preserve there VALUEs with constants,
5376 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5377 (cselib_preserve_cfa_base_value): New function.
5378 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5379 (cselib_init): Change argument to int bitfield. Set
5380 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5382 (cselib_finish): Clear cselib_preserve_constants and
5383 cfa_base_preserved_val.
5384 * cselib.h (enum cselib_record_what): New enum.
5385 (cselib_init): Change argument to int.
5386 (cselib_preserve_cfa_base_value): New prototype.
5387 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5388 * dse.c (dse_step1): Likewise.
5389 * cfgcleanup.c (thread_jump): Likewise.
5390 * sched-deps.c (sched_analyze): Likewise.
5391 * gcse.c (local_cprop_pass): Likewise.
5392 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5393 If FN is non-NULL, call the callback always and whenever it returns
5394 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5395 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5396 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5397 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5398 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5399 * var-tracking.c: Include recog.h.
5400 (bb_stack_adjust_offset): Remove.
5401 (vt_stack_adjustments): Don't call it, instead just gather the
5402 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5403 (adjust_stack_reference): Remove.
5404 (compute_cfa_pointer): New function.
5405 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5406 (struct adjust_mem_data): New type.
5407 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5409 (get_address_mode): New function.
5410 (replace_expr_with_values): Use it.
5411 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5412 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5413 (adjust_sets): Remove.
5414 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5415 Use get_address_mode.
5416 (get_adjusted_src): Remove.
5417 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5418 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5419 (add_with_sets): Don't call adjust_sets.
5420 (fp_setter, vt_init_cfa_base): New functions.
5421 (vt_initialize): Change return type to bool. Move most of pool etc.
5422 initialization to the beginning of the function from end. Pass
5423 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5424 If !frame_pointer_needed, call vt_stack_adjustment before mos
5425 vector is filled, call vt_init_cfa_base if argp/framep has been
5426 eliminated to sp. If frame_pointer_needed and argp/framep has
5427 been eliminated to hard frame pointer, set
5428 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5429 encountering fp setter in the prologue. For MO_ADJUST, call
5430 log_op_type before pusing the op into mos vector, not afterwards.
5431 Call adjust_insn before cselib_process_insn/add_with_sets,
5432 call cancel_changes (0) afterwards.
5433 (variable_tracking_main_1): Adjust for vt_initialize calling
5434 vt_stack_adjustments and returning whether it succeeded or not.
5436 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5438 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5441 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5443 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5445 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5446 drap_reg has not been set.
5448 2010-03-15 Michael Matz <matz@suse.de>
5451 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5452 use it to expand block copies.
5453 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5454 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5455 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5457 2010-03-15 Richard Guenther <rguenther@suse.de>
5459 PR tree-optimization/43367
5460 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5463 2010-03-15 Richard Guenther <rguenther@suse.de>
5465 PR tree-optimization/43317
5466 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5468 2010-03-15 Martin Jambor <mjambor@suse.cz>
5470 PR tree-optimization/43141
5471 * tree-sra.c (create_abstract_origin): New function.
5472 (modify_function): Call create_abstract_origin.
5474 2010-03-15 Chris Demetriou <cgd@google.com>
5476 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5479 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5482 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5483 call insert_out_of_ssa_copy for default definitions.
5485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-clast-to-gimple.c (my_long_long): Defined.
5488 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5489 * graphite-sese-to-poly.c (my_long_long): Defined.
5490 (scop_ivs_can_be_represented): Use it.
5492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5494 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5495 graphite-max-bbs-per-function, and loop-block-tile-size.
5496 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5498 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5500 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5502 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5503 forward declaration.
5504 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5505 (add_upper_bounds_from_estimated_nit): New.
5506 (build_loop_iteration_domains): Use it.
5508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5510 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5512 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5515 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5516 should be an INTEGER_CST. Also handle CASE_CONVERT.
5518 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5520 * graphite.c (graphite_initialize): To bound the number of bbs per
5521 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5522 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5523 * doc/invoke.texi: Document it.
5525 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5527 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5528 * graphite-sese-to-poly.h (build_poly_scop): Same.
5530 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5533 the number of parameters in the scop. Use as an upper bound
5534 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5535 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5536 * doc/invoke.texi: Document it.
5538 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5540 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5541 * doc/c-tree.texi: Remove.
5542 * doc/generic.texi: Merge c-tree.texi here.
5543 * doc/gccint.texi (Trees): Remove menu entry.
5544 (c-tree.texi): Remove @include.
5545 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5546 * doc/languages.texi (Reading RTL): Ditto.
5548 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5551 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5553 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5556 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5557 code added to work around reload clobbering CONST insns.
5559 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5561 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5562 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5563 (cselib_preserve_only_values): Remove retain argument, don't
5564 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5565 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5566 * var-tracking.c (micro_operation): Move insn field before union.
5567 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5568 (struct variable_tracking_info_def): Remove n_mos field, change
5569 mos into a vector of micro_operations.
5570 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5571 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5572 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5573 changing into a vector.
5574 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5575 come before all other uops generated by add_stores.
5576 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5578 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5579 a vector. Run just one pass over the bbs instead of separate counting
5580 and computation phase.
5581 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5584 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5585 into *nonlocalized_list vector.
5586 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5587 even if origin is non-NULL.
5588 (gen_variable_die): Likewise.
5589 (process_scope_var): Don't change origin.
5590 (gen_decl_die): Likewise.
5591 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5592 before adding new edges instead of after it, fix moving over
5595 2010-03-11 David S. Miller <davem@davemloft.net>
5597 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5599 * configure: Rebuild.
5601 2010-03-11 Martin Jambor <mjambor@suse.cz>
5603 PR tree-optimization/43257
5604 * tree.c (assign_assembler_name_if_neeeded): New function.
5605 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5607 * tree.h (assign_assembler_name_if_neeeded): Declare.
5608 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5609 the function if needed.
5611 2010-03-11 Chris Demetriou <cgd@google.com>
5613 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5614 include/stdint-gcc.h, and include/stdint.h world-readable.
5616 2010-03-11 Richard Guenther <rguenther@suse.de>
5618 PR tree-optimization/43255
5619 * tree-vrp.c (process_assert_insertions_for): Do not insert
5620 asserts for trivial conditions.
5622 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5624 PR tree-optimization/43280
5625 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5626 generation. Move calculation of size out of the if branch.
5627 (find_bswap): Modify compare number generation.
5629 2010-03-11 Richard Guenther <rguenther@suse.de>
5632 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5633 (input_gimple_stmt): Fixup handled component types during
5634 operand read. Also fix up decls in ADDR_EXPRs.
5636 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5638 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5639 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5641 2010-03-10 Jan Hubicka <jh@suse.cz>
5644 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5645 * varasm.c (get_variable_section): Don't do that here...
5646 (make_decl_rtl): ... and here.
5647 (do_assemble_alias): Produce decl RTL.
5648 (assemble_alias): Likewise.
5650 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5653 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5654 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5656 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5657 (based_loc_descr): Only express drap or vdrap regno based expressions
5658 using DW_OP_fbreg when not optimizing.
5659 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5660 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5661 REG_CFA_SET_VDRAP note.
5663 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5665 PR tree-optimization/43236
5666 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5667 error in calculation of base address in reverse iteration case.
5668 (generate_builtin): Take number of latch executions if the statement
5671 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5674 * tree-eh.c: Include pointer-set.h.
5675 (lower_eh_dispatch): Filter out duplicate case labels and
5676 remove the unneeded edge when the label is unused. Return
5677 true when some edges are removed.
5678 (execute_lower_eh_dispatch): When any lowering resulted in
5679 removing an edge, also delete unreachable blocks.
5681 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5684 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5685 UNSPEC_MACHOPIC_OFFSET.
5687 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5690 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5691 (m68k_delegitimize_address): New function.
5693 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5696 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5699 * var-tracking.c (adjust_sets): New function.
5700 (count_with_sets, add_with_sets): Use it.
5701 (get_adjusted_src): New inline function.
5702 (add_stores): Use it.
5705 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5706 call cselib_dummy_expand_value_rtx_cb instead of
5707 cselib_expand_value_rtx_cb.
5710 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5711 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5712 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5713 and .cfi_endproc around the pic thunks.
5714 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5715 all queued unwind info register saves are saved before the call.
5716 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5717 considered as sp-=4 for unwind info and the pop as sp+=4 which
5718 also clobbers dest, but doesn't actually restore it.
5721 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5722 RTX_FRAME_RELATED_P.
5724 2010-03-09 Jie Zhang <jie@codesourcery.com>
5726 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5727 whitespaces in output template.
5729 2010-03-09 Jie Zhang <jie@codesourcery.com>
5731 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5734 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5736 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5737 builtins.exp in a separate job.
5739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5741 * graphite-sese-to-poly.c (add_param_constraints): Use
5742 lower_bound_in_type and upper_bound_in_type.
5744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5746 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5747 instead of unsigned_type_node.
5749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5750 Reza Yazdani <reza.yazdani@amd.com>
5753 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5754 on pointer type parameters.
5756 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5760 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5761 handle conversions from pointer to integers.
5762 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5763 induction variable, to be able to work with code generated by CLooG.
5764 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5765 (build_poly_scop): Bail out if we cannot codegen a loop.
5767 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5769 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5770 code generation with gloog_error.
5772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5774 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5775 Call fold_convert on all the returned values.
5776 (expand_scalar_variables_expr): Pass to
5777 expand_scalar_variables_ssa_name the type of the resulting expression.
5779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5781 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5782 ppl_min_for_le_pointset.
5783 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5784 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5788 * graphite-dependences.c (map_into_dep_poly): Removed.
5789 (dependence_polyhedron_1): Use combine_context_id_scat.
5791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5793 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5794 (struct poly_bb): Same.
5795 (combine_context_id_scat): New.
5797 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5800 * sese.c (name_defined_in_loop_p): Return false for default
5803 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5805 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5806 and clean up the logic.
5808 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5810 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5813 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5815 * var-tracking.c (remove_cselib_value_chains): Define only for
5817 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5818 delete_slot_part, emit_notes_for_differences_1): Don't call
5819 remove_cselib_value_chains here.
5820 (set_slot_part, emit_notes_for_differences_2): Don't call
5821 add_cselib_value_chains here.
5822 (preserved_values): New vector.
5823 (preserve_value): New function.
5824 (add_uses, add_stores, vt_add_function_parameters): Use it
5825 instead of cselib_preserve_value.
5826 (changed_values_stack): New vector.
5827 (check_changed_vars_0): New function.
5828 (check_changed_vars_1, check_changed_vars_2): Use it.
5829 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5830 changed_values_stack VALUEs.
5831 (vt_emit_notes): For all preserved_values call
5832 add_cselib_value_chains. If ENABLE_CHECKING call
5833 remove_cselib_value_chains before verifying value_chains is empty.
5834 Initialize and free changed_values_stack.
5835 (vt_initialize): Initialize preserved_values.
5836 (vt_finalize): Free preserved_values.
5838 2010-03-08 Richard Guenther <rguenther@suse.de>
5840 PR tree-optimization/43269
5841 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5844 2010-03-08 Martin Jambor <mjambor@suse.cz>
5846 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5847 (ipa_is_param_called): Removed.
5848 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5849 (ipa_print_node_params): Do not print the called flag.
5850 (ipa_write_node_info): Do not stream the called flag.
5851 (ipa_read_node_info): Likewise.
5853 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5856 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5857 * cselib.c (struct expand_value_data): Add dummy field.
5858 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5860 (cselib_dummy_expand_value_rtx_cb): New function.
5861 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5863 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5864 * var-tracking.c: Include pointer-set.h.
5865 (variable): Change n_var_parts to char from int. Add
5866 cur_loc_changed and in_changed_variables fields.
5867 (variable_canonicalize): Remove.
5868 (shared_var_p): New inline function.
5869 (unshare_variable): Maintain cur_loc_changed and
5870 in_changed_variables fields. If var was in changed_variables,
5871 replace it there with new_var. Just copy cur_loc instead of
5872 resetting it to something else.
5873 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5874 (dataflow_set_union): Don't call variable_canonicalize.
5875 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5876 of their DEBUG_EXPR_TREE_DECLs.
5877 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5878 and in_changed_variables and cur_loc_changed is false.
5879 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5880 and cur_loc_changed. Don't update cur_loc here.
5881 (variable_merge_over_src): Don't call variable_canonicalize.
5882 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5883 removing loc that is equal to cur_loc, clear cur_loc,
5884 set cur_loc_changed and ensure variable_was_changed is called.
5885 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5886 compare pointers in cur_loc check, if it is equal to loc,
5887 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5888 (variable_different_p): Remove compare_current_location argument,
5889 don't compare cur_loc.
5890 (dataflow_set_different_1): Adjust variable_different_p caller.
5891 (variable_was_changed): If dv had some var in changed_variables
5892 already, reset in_changed_variables flag for it and propagate
5893 cur_loc_changed over to the new variable. On empty var
5894 always set cur_loc_changed. Set in_changed_variables on whatever
5895 var is added to changed_variables.
5896 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5897 Use shared_var_p. When removing loc that is equal to cur_loc,
5898 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5899 end, don't set it to something else, just call variable_was_changed.
5900 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5901 loc being removed, clear cur_loc and set cur_loc_changed.
5902 Set cur_loc_changed if all locations have been removed.
5903 (struct expand_loc_callback_data): New type.
5904 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5905 allocated. Always create SUBREGs if simplify_subreg failed.
5906 Prefer to use cur_loc, when that fails and still in
5907 changed_variables (and seen first time) recompute it. Set
5908 cur_loc_changed of variables which had to change cur_loc and
5909 compute elcd->cur_loc_changed if any of the subexpressions used
5910 had to change cur_loc.
5911 (vt_expand_loc): Adjust to pass arguments in
5912 expand_loc_callback_data structure.
5913 (vt_expand_loc_dummy): New function.
5914 (emitted_notes): New variable.
5915 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5916 that weren't used for any other decl in current
5917 emit_notes_for_changes call call vt_expand_loc_dummy to update
5918 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5919 first loc_chain location if NULL before. Always use just
5920 cur_loc instead of first loc_chain location. When cur_loc_changed
5921 is false, when not --enable-checking=rtl just don't emit any note.
5922 When rtl checking, compute the note and assert it is the same
5923 as previous note. Clear cur_loc_changed and in_changed_variables
5924 at the end before removing from changed_variables.
5925 (check_changed_vars_3): New function.
5926 (emit_notes_for_changes): Traverse changed_vars to call
5927 check_changed_vars_3 on each changed var.
5928 (emit_notes_for_differences_1): Clear cur_loc_changed and
5929 in_changed_variables. Recompute cur_loc of new_var.
5930 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5931 (vt_emit_notes): Initialize and destroy emitted_notes.
5933 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5935 PR rtl-optimization/42220
5936 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5937 Use verify_reg_tracked to determine if we should use OP_OUT rather
5939 (build_def_use): If we see an in-out operand for a register that we
5940 know nothing about, treat is an output if possible, fail the block if
5943 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5946 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5949 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5952 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5953 uses of relevant DEFs that are dead outside the loop too.
5955 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5957 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5959 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5961 * var-tracking.c (values_to_unmark): New variable.
5962 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5963 values_to_unmark vector. Moved body to...
5964 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5965 instead queue it into values_to_unmark vector.
5966 (vt_find_locations): Free values_to_unmark vector.
5968 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5970 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5971 (site.exp): Export them when plugins are enabled.
5973 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5976 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5978 (chrec_fold_multiply): Same.
5980 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5983 * c-decl.c (build_compound_literal): Return early if init is
5986 2010-03-04 Martin Jambor <mjambor@suse.cz>
5988 PR tree-optimization/43164
5989 PR tree-optimization/43191
5990 * tree-sra.c (type_consists_of_records_p): Reject records with
5991 zero-size bit-fields at the end.
5993 2010-03-04 Mike Stump <mikestump@comcast.net>
5995 * Makefile.in (TAGS): Remove *.y.
5997 2010-03-04 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/40761
6000 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6002 (my_rev_post_order_compute): New function.
6003 (init_pre): Call it.
6005 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6008 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6009 decrease the cost of an IV candidate when the cost is infinite.
6011 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6013 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6014 Use '3DNow!' for the extension of that name, ensure normal space
6016 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6018 2010-03-03 Jeff Law <law@redhat.com>
6020 * PR middle-end/32693
6021 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6022 than gen_rtx_SUBREG.
6023 (extract_bit_field_1): Likewise.
6025 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6027 * doc/sourcebuild.texi (Test directives): Document that arguments
6028 include-opts and exclude-opts are now optional for dg-skip-if,
6029 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6031 2010-03-03 Jason Merrill <jason@redhat.com>
6034 * cgraph.h (varpool_node): Add extra_name field.
6035 * varpool.c (varpool_extra_name_alias): New.
6036 (varpool_assemble_decl): Emit extra name aliases.
6037 (varpool_mark_needed_node): Look past an extra name alias.
6038 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6039 * lto-streamer-in.c (lto_input_tree): Read it.
6040 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6042 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6044 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6045 (sparc*-*-solaris2*): ...this.
6047 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6050 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6051 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6052 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6053 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6056 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6057 fallthrough to default handling, just with want_address 0 instead of 2.
6058 For single element lists, add_AT_loc directly, otherwise create an
6059 artificial variable DIE and stick location list to it.
6062 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6063 (VAL_EXPR_HAS_REVERSE): Define.
6064 (reverse_op): New function.
6065 (add_stores): For reversible operations add an extra MO_VAL_USE.
6067 2010-03-02 Jason Merrill <jason@redhat.com>
6069 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6071 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6073 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6074 (sparc64-*-linux*): Likewise.
6075 (sparc64-*-solaris2*): Include assembler files before linker ones.
6076 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6077 * config/sparc/gas.h: Delete.
6078 * config/sparc/sol2-64.h: Add copyright notice.
6079 * config/sparc/sol2-gas-bi.h: Likewise.
6080 * config/sparc/sol2-gld.h: Likewise.
6081 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6082 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6083 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6084 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6085 (sparc_elf_asm_named_section): Rename into...
6086 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6088 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6090 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6092 2010-03-02 Jeff Law <law@redhat.com>
6095 * reload1.c (rtx_p, substitute_stack): Declare.
6096 (substitute): Record addresses of changed rtxs.
6097 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6098 Restore the original rtx when complete.
6099 (reload): Free subsitute_stack when complete.
6101 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6103 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6104 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6106 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6107 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6108 Torture Tests): Change from subsection to section.
6110 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6111 Steven Bosscher <steven@gcc.gnu.org>
6113 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6116 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6119 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6120 the assignment from the new induction variable to the assignment
6121 of the value from the original loop PHI function.
6123 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6124 Daniel Jacobowitz <dan@codesourcery.com>
6126 * doc/sourcebuild.texi (Test directives): Clarify options to
6129 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6131 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6132 Disable cfi directives unless GCC and gas agree on using read-only
6133 .eh_frame sections for 64-bit.
6134 * configure: Regenerate.
6136 2010-03-01 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/43220
6139 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6140 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6142 2010-03-01 Richard Guenther <rguenther@suse.de>
6143 Martin Jambor <mjambor@suse.cz>
6146 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6147 gimplified parameters.
6149 2010-03-01 Christian Bruel <christian.bruel@st.com>
6151 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6153 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6155 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6157 2010-03-01 Richard Guenther <rguenther@suse.de>
6160 * expr.c (expand_assignment): Use the alias-oracle to tell
6161 if the rhs aliases the result decl.
6163 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6166 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6167 to sol_gt_pch_get_address.
6168 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6169 64-bit, SPARC and x86.
6170 (sol_gt_pch_get_address): New function.
6172 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6174 * toplev.h (inform_n, error_n): Declare.
6175 * diagnostic.c (inform_n, error_n): New function.
6177 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6179 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6180 has no rtl yet when processing local_decls, queue it and recheck
6181 if deferred stack allocation hasn't assigned it rtl.
6183 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6185 * config/sh/sh.c (unspec_bbr_uid): New.
6186 (gen_block_redirect): Use it instead of INSN_UID.
6187 (gen_far_branch): Likewise.
6189 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6192 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6194 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6196 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6197 (Warning Options): -Wno-conversion-null is valid for
6198 Objective-C++ as well.
6199 * doc/tm.texi (Named Address Spaces): Likewise.
6200 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6201 * doc/tree-ssa.texi (Tree SSA): Likewise.
6203 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6206 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6207 by default. Don't set the default arch for
6208 i[34567]86-*-darwin*|x86_64-*-darwin*.
6210 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6213 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6214 default. Set the default 32bit/64bit archs with $with_arch
6215 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6217 2010-02-27 Richard Guenther <rguenther@suse.de>
6219 PR tree-optimization/43186
6220 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6221 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6222 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6223 unroller iterations.
6225 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6227 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6228 required and i[34567]86-*-* targets don't support 64bit ISA.
6230 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6233 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6236 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6238 * config.gcc: Set the default arch at least to Prescott for
6239 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6240 if SSE math is enabled.
6242 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6244 * diagnostic.c (diagnostic_initialize): Update.
6245 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6247 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6248 (diagnostic_inhibit_notes): New.
6249 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6251 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6254 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6255 * doc/standards.texi: Likewise.
6256 * doc/extend.texi: Likewise.
6257 * doc/trouble.texi: Likewise.
6258 * doc/cppopts.texi: Likewise.
6259 * doc/install.texi: Likewise.
6260 * c.opt (std=c90,std=gnu90): New options.
6261 * c-opts.c (c_common_handle_option): Handle them.
6263 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6266 * c-decl.c (undeclared_variable): Use an informative note.
6268 2010-02-26 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/43186
6271 * gimple.h (gimple_fold): Remove.
6272 * gimple.c (gimple_fold): Remove. Inline into single user ...
6273 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6274 Try harder for conditions.
6276 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6279 * function.c (used_types_insert): Don't skip through named pointer
6280 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6281 and it is different from the main variant's type.
6283 2010-02-26 Nick Clifton <nickc@redhat.com>
6285 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6287 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6289 * config.gcc: Support --with-fpmath=sse for x86.
6291 * config/i386/ssemath.h: New.
6293 * doc/install.texi (--with-fpmath=sse): Documented.
6295 2010-02-26 Richard Guenther <rguenther@suse.de>
6297 PR tree-optimization/43188
6298 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6299 vector types of over-aligned element type.
6301 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6304 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6305 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6307 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6309 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6311 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6313 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6314 * var-tracking.c: Include diagnostic.h.
6315 (debug_dv): New function.
6316 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6319 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6320 (add_value_chain, add_value_chains, remove_value_chain,
6321 remove_value_chains): Handle DEBUG_EXPRs.
6322 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6325 * regcprop.c (struct queued_debug_insn_change): New type.
6326 (struct value_data_entry): Add debug_insn_changes field.
6327 (struct value_data): Add n_debug_insn_changes field.
6328 (debug_insn_changes_pool): New variable.
6329 (free_debug_insn_changes, apply_debug_insn_changes,
6330 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6331 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6332 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6334 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6336 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6337 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6338 changes, call cprop_find_used_regs via note_stores.
6339 (copyprop_hardreg_forward): When copying vd from predecessor
6340 which has any queued DEBUG_INSN changes, make sure the pointers are
6341 cleared. At the end call df_analyze and then if there are any
6342 DEBUG_INSN changes queued at the end of some basic block for still
6343 live registers, apply them.
6344 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6346 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6348 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6351 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6353 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6354 targets. Set the default with_cpu/with_arch from arch/cpu.
6355 Allow x86-64 and native for with_cpu/with_arch.
6357 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6359 * ebitmap.c: Change calls to verify_popcount with calls to
6360 sbitmap_verify_popcount.
6361 (ebitmap_clear_bit): Fixed map->cacheindex test and
6362 map>cache update when bit clearing results in an empty
6365 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6368 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6369 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6370 and support both V2DF and V2DI modes.
6371 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6372 support both V2DF and V2DI modes.
6373 (general): Delete trailing whitespace from a few patterns.
6375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6376 V2DF/V2DI interleave high/low builtins.
6378 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6381 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6382 interleave high/low functions.
6384 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6386 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6387 #pragma extern_prefix.
6389 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6392 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6393 BLKmode, assert op0 is a MEM and just adjust its mode.
6396 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6397 if bitpos isn't multiple of mode's bitsize.
6399 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6401 * c.opt (-ftemplate-depth=): New.
6402 (-ftemplate-depth-): Deprecate.
6403 * optc-gen.awk: Handle -ftemplate-depth=.
6404 * opth-gen.awk: Likewise.
6405 * c-opts.c (c_common_handle_option): Likewise.
6406 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6408 2010-02-24 Jason Merrill <jason@redhat.com>
6410 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6412 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6414 * cfg.c (alloc_aux_for_block): Remove inline.
6415 (alloc_aux_for_edge): Likewise.
6417 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6419 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6421 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6423 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6424 * config/i386/sol2-gas.h: New file.
6425 * config.gcc (i[34567]86-*-solaris2*): Use it.
6427 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6430 * c-typeck.c (ep_convert_and_check): New.
6431 (build_conditional_expr): Use it.
6432 (build_binary_op): Likewise.
6434 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6436 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6439 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6440 bounds even for -O+.
6441 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6442 expr needs to have DECL_NAME set.
6444 2010-02-24 Nick Clifton <nickc@redhat.com>
6446 * config/mep/mep.c: Include gimple.h.
6447 (mep_function_uses_sp): Delete unused function.
6448 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6449 parameters. Use unsigned integers to count args. Return a
6450 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6452 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6455 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6456 greater or equal to nelt instead of 2 * nelt.
6457 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6460 2010-02-23 Jason Merrill <jason@redhat.com>
6463 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6464 in cfun->local_decls even if they have register types.
6467 * stor-layout.c (place_field): Don't warn about unnecessary
6468 DECL_PACKED if the type is packed.
6470 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6473 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6474 GOTOFF relocs, even when the base reg isn't pic pointer.
6476 2010-02-23 Michael Matz <matz@suse.de>
6479 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6480 (expand_gimple_basic_block): Generate and use debug temps if there
6481 are debug uses left after the last real use of TERed ssa names.
6482 Unlink debug immediate uses when they are expanded.
6484 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6487 * config/i386/i386.c (override_options): Reorganise to provide
6488 better error messages.
6490 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6493 * graphite-scop-detection.c (create_single_exit_edge): Move
6494 the call to find_single_exit_edge to....
6495 (create_sese_edges): ...here. Don't handle multiple edges
6496 exiting the function.
6497 (build_graphite_scops): Don't handle multiple edges
6498 exiting the function.
6500 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6503 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6504 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6506 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6509 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6511 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6514 * c-typeck.c (convert_arguments): Print declaration location.
6515 * c-common.c (validate_nargs): Rename as
6516 builtin_function_validate_nargs.
6517 (check_builtin_function_arguments): Update.
6519 2010-02-22 Richard Guenther <rguenther@suse.de>
6522 * tree-inline.c (declare_return_variable): Use the type of
6523 the call stmt lhs if available.
6525 2010-02-22 Duncan Sands <baldrick@free.fr>
6527 * passes.c (register_pass): Always consider all pass lists when
6528 ref_pass_instance_number is zero.
6530 2010-02-22 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/42749
6533 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6534 parameter. Do arithmetic in the original type.
6535 (update_accumulator_with_ops): Likewise.
6536 (adjust_accumulator_values): Adjust.
6538 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6540 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6541 (QI to BLKmode splitter): New splitter.
6543 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6545 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6546 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6548 2010-02-22 Richard Guenther <rguenther@suse.de>
6550 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6552 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6554 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6555 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6556 ($(T)crti.o, $(T)crtn.o): Remove rules.
6558 2010-02-21 Tobias Burnus <burnus@net-b.de>
6561 * doc/invoke.texi (-fassociative-math): Document that this
6562 option is automatically enabled for Fortran.
6564 2010-02-20 David S. Miller <davem@davemloft.net>
6566 * configure.ac: Test if linker and assembler properly support
6567 GOTDATA_OP relocations.
6568 * configure: Rebuild.
6569 * config.in: Likewise.
6570 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6571 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6572 (movsi_high_pic): Likewise.
6573 (movdi_lo_sum_pic): Likewise.
6574 (movdi_high_pic): Likewise.
6575 (movsi_pic_gotdata_op): New pattern.
6576 (movdi_pic_gotdata_op): Likewise.
6577 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6578 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6580 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6583 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6584 attribute to ssemul.
6585 (xop_mulv2div2di3_high): Ditto.
6587 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6590 * c.opt (Wconversion-null): New option.
6591 * doc/invoke.texi (Wconversion-null): Document.
6593 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6595 * common.opt (Wlarger-than-): Add Undocumented.
6597 2010-02-19 Mike Stump <mikestump@comcast.net>
6599 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6601 2010-02-19 Jason Merrill <jason@redhat.com>
6604 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6605 * configure: Likewise.
6607 2010-02-20 Alan Modra <amodra@gmail.com>
6610 * cgraph.h (cgraph_make_decl_local): Declare.
6611 * cgraph.c (cgraph_make_decl_local): New function.
6612 (cgraph_make_node_local): Use it.
6613 * cgraphunit.c (cgraph_function_versioning): Likewise.
6614 * ipa.c (function_and_variable_visibility): Likewise.
6616 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6619 * except.c (sjlj_emit_function_enter): Don't call
6620 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6622 * rtl.h (add_reg_br_prob_note): Remove prototype.
6624 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6627 * c-common.c (conversion_warning): Remove widening conversions
6628 before checking the conversion of integers to reals.
6630 2010-02-19 Mike Stump <mikestump@comcast.net>
6633 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6636 * cgraphunit.c (process_function_and_variable_attributes): Check
6637 DECL_PRESERVE_P instead of looking up attribute "used".
6638 * ipa-pure-const.c (check_decl): Likewise.
6639 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6640 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6641 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6642 instead of attribute "used".
6643 * config/sol2-c.c (solaris_pragma_init): Likewise.
6644 (solaris_pragma_fini): Likewise.
6646 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6648 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6649 Use XCNEW instead of xcalloc.
6650 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6651 XNEW instead of xmalloc.
6652 (get_fields): Use XNEWVEC instead of xmalloc.
6655 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6656 populate vars array.
6657 (create_new_general_access): For debug stmts just reset value.
6658 (get_stmt_accesses): For accesses within debug stmts just record them
6659 using add_access_to_acc_sites instead of preventing the peeling or
6660 counting them as accesses.
6663 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6665 2010-02-19 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/42916
6668 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6671 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6673 * configure.ac: Replace all uses of changequote in macro arguments
6674 with proper quoting.
6676 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6679 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6681 2010-02-19 Richard Guenther <rguenther@suse.de>
6683 PR tree-optimization/42944
6684 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6685 test for aliasing with errno.
6687 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6690 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6691 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6692 * dojump.c: Include output.h.
6693 (inv): New inline function.
6694 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6695 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6696 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6697 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6698 argument, pass it down to other calls.
6699 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6700 add REG_BR_PROB note to the conditional jump.
6701 * cfgexpand.c (add_reg_br_prob_note): Removed.
6702 (expand_gimple_cond): Don't call it, add the probability
6703 as last argument to jumpif_1/jumpifnot_1.
6704 * Makefile.in (dojump.o): Depend on output.h.
6705 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6707 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6708 * stmt.c (do_jump_if_equal): Likewise.
6709 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6710 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6711 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6713 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6714 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6715 jumpifnot_1 callers.
6716 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6718 (store_expr): Adjust jumpifnot caller.
6719 (store_constructor): Adjust jumpif caller.
6722 * gimplify.c (gimple_boolify): For __builtin_expect call
6723 gimple_boolify also on its first argument.
6725 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6727 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6729 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6730 * configure: Regenerated.
6732 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6734 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6735 lang_hooks.types_compatible_p instead of comptypes.
6737 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6739 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6740 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6741 if __prefer_thumb__ is defined.
6743 2010-02-18 Martin Jambor <mjambor@suse.cz>
6745 PR tree-optimization/43066
6746 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6747 array with zero-sized element type.
6749 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6751 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6752 rtx, allocate struct var_loc_node here and return it to the
6753 caller, and only if it is actually needed.
6754 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6755 move it earlier and return immediately if it returns NULL.
6757 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6759 * config/sparc/gas.h: New file. Restore
6760 TARGET_ASM_NAMED_SECTION to its ELF default.
6761 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6763 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6764 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6765 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6766 after sparc/sysv4.h.
6768 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6770 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6772 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6774 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6775 patterns from predicated pattern.
6777 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6780 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6781 for insn mnemonic suffix.
6783 2010-02-17 Richard Guenther <rguenther@suse.de>
6785 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6788 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6791 * caller-save.c (save_call_clobbered_regs): If BB ends with
6792 a DEBUG_INSN, move any notes in between last real insn and the last
6793 DEBUG_INSN after the last DEBUG_INSN.
6795 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6797 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6798 Fix return type. Fix argument type. Explain meaning of return value.
6800 2010-02-16 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/41043
6803 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6804 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6806 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6808 2010-02-16 Ira Rosen <irar@il.ibm.com>
6810 PR tree-optimization/43074
6811 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6812 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6813 vectorizable cycles in hybrid SLP check.
6814 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6816 2010-02-16 Richard Guenther <rguenther@suse.de>
6818 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6819 (true_dependence): If memrefs_conflict_p computes must-alias
6820 trust it. Move TBAA check after offset-based disambiguation.
6821 (canon_true_dependence): Likewise.
6823 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6825 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6826 * doc/invoke.texi: Document it.
6827 * var-tracking.c: Include toplev.h and params.h.
6828 (vt_find_locations): Return bool indicating success. Compute
6829 hash sizes unconditionally. Check new parameter, report.
6830 (variable_tracking_main_1): Check vt_find_locations results and
6831 retry. Renamed from...
6832 (variable_tracking_main): ... this. New wrapper to preserve
6833 flag_var_tracking_assignments.
6834 * Makefile.in (var-tracking.o): Adjust dependencies.
6836 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6837 Jakub Jelinek <jakub@redhat.com>
6840 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6841 if weak_import attribute is present.
6842 * config/darwin.c (machopic_select_section): Likewise.
6844 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6846 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6847 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6848 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6849 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6851 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6854 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6857 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6858 Rewrite text to refer to the names.
6860 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6862 * config/i386/i386-builtin-types.def
6863 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6864 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6865 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6866 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6867 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6868 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6869 IX86_BUILTIN_VPERMIL2PS256.
6870 (MULTI_ARG_4_DF2_DI_I): Defined.
6871 (MULTI_ARG_4_DF2_DI_I1): Defined.
6872 (MULTI_ARG_4_SF2_SI_I): Defined.
6873 (MULTI_ARG_4_SF2_SI_I1): Defined.
6874 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6875 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6876 __builtin_ia32_vpermil2ps256.
6877 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6878 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6879 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6880 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6881 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6882 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6883 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6884 CODE_FOR_xop_vpermil2v8sf3.
6885 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6886 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6887 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6888 (_mm256_permute2_pd): New.
6889 (_mm_permute2_ps): New.
6890 (_mm256_permute2_ps): New.
6892 2010-02-15 Nick Clifton <nickc@redhat.com>
6894 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6895 boolean parameters. Use emit_jump_insn when emitting a pop
6896 instruction containing a return insn.
6897 (push): Use 'true' rather than '1' as second parameter to F.
6898 (h8300_expand_prologue): Likewise.
6899 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6900 (h8300_expand_epilogue): Likewise.
6902 2010-02-15 Richard Guenther <rguenther@suse.de>
6905 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6908 2010-02-15 Nick Clifton <nickc@redhat.com>
6910 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6913 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6915 * intl.c (fake_ngettext): New function.
6916 * intl.h (fake_ngettext): Declare.
6917 (ngettext): Define macro.
6918 * collect2.c (notice_translated): New function.
6919 (main): Use notice_translated and ngettext.
6920 * collect2.h (notice_translated): Declare.
6922 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6924 * reorg.c (delete_computation): Comment fixes.
6925 * caller-save.c (setup_save_areas): Idem.
6926 * sel-sched-dump.c (dump_lv_set): Idem.
6929 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6931 * config/s390/s390.c (s390_sched_init): New function.
6932 (TARGET_SCHED_INIT): Target hook defined.
6934 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6935 Jack Howarth <howarth@bromo.med.uc.edu>
6936 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6939 Partial revert of unintended change in fix for PR41605.
6940 * config/darwin.h: Fix typo.
6941 * config/darwin9.h: Same.
6943 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6945 * c-pch.c (pch_init): Clear v.
6947 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6950 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6951 graphite_can_represent_init for MULT_EXPR.
6953 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6957 * graphite-sese-to-poly.c (remove_phi): New.
6958 (translate_scalar_reduction_to_array): Call remove_phi.
6960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6963 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6964 * graphite-clast-to-gimple.h (gloog): Update declaration.
6965 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6966 * graphite-poly.h (struct poly_bb): Add missing comments.
6967 (struct scop): Add poly_scop_p field.
6969 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6970 * graphite.c (graphite_transform_loops): Build the polyhedral
6971 representation for each scop before code generation.
6972 * sese.c (rename_variables_in_operand): Removed.
6973 (rename_variables_in_expr): Return the renamed expression.
6974 (rename_sese_parameters): New.
6975 * sese.h (rename_sese_parameters): Declared.
6977 2010-02-11 Richard Guenther <rguenther@suse.de>
6979 PR tree-optimization/42998
6980 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6981 POINTER_PLUS_EXPR properly.
6983 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6984 Changpeng Fang <changpeng.fang@amd.com>
6987 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6988 the cost of an IV candidate when the IV is used in a test against zero.
6990 * gcc.dg/tree-ssa/ivopts-3.c: New.
6992 2010-02-11 Richard Guenther <rguenther@suse.de>
6995 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6996 pointer-vs-decl case by swapping refs. Handle some cases
6997 of pointer-vs-decl disambiguations more conservatively.
6998 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6999 to false after expanding.
7001 2010-02-11 Richard Guenther <rguenther@suse.de>
7004 * gcc.c (process_command): Handle LTO file@offset case more
7007 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7009 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7010 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7012 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7014 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7015 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7016 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7017 Optimize eq/ne comparisons when both arguments are known to be
7019 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7020 Don't mask operands unnecessarily if they are known to be already
7023 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7025 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7028 2010-02-10 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/43017
7031 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7032 for wrapping signed arithmetic.
7034 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7037 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7038 if no debug info should be emitted for it.
7040 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7042 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7043 note when flag_exceptions is set.
7045 2010-02-10 Duncan Sands <baldrick@free.fr>
7047 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7049 2010-02-10 Richard Guenther <rguenther@suse.de>
7052 * tree.c (get_unwidened): Handle constants.
7053 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7055 2010-02-10 Martin Jambor <mjambor@suse.cz>
7058 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7059 check for variable argument counts independently.
7061 2010-02-10 Christian Bruel <christian.bruel@st.com>
7064 * config/sh/sh.c (find_barrier): Increase length for non delayed
7065 conditional branches.
7067 2010-02-10 Christian Bruel <christian.bruel@st.com>
7069 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7071 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7073 * builtins.c (set_builtin_user_assembler_name): Also handle
7074 ffs if int is smaller than word.
7076 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7079 * ira-conflicts.c (get_dup): Remove.
7080 (process_reg_shuffles): Add new parameter. Use it as an
7081 additional guard for copy generation.
7082 (add_insn_allocno_copies): Rewrite.
7084 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7086 * common.opt (fsched2-use-traces): Preserved for backward
7088 * doc/invoke.texi: Remove the documentation about option
7089 -fsched2-use-traces.
7090 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7091 flag_sched2_use_traces.
7092 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7093 the backward compatibility flag section.
7095 2010-02-09 Richard Guenther <rguenther@suse.de>
7097 PR tree-optimization/43008
7098 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7099 make HEAP variables initialized from global memory if they
7100 are not known builtin functions.
7101 (find_func_aliases): Adjust.
7103 2010-02-09 Richard Guenther <rguenther@suse.de>
7105 PR tree-optimization/43000
7106 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7107 arithmetic manually.
7109 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7111 PR tree-optimization/42931
7112 * tree-loop-linear.c (try_interchange_loops): Don't call
7113 double_int_mul if estimated_loop_iterations failed.
7115 2010-02-08 Martin Jambor <mjambor@suse.cz>
7118 * tree-sra.c (build_accesses_from_assign): Do not mark in
7119 should_scalarize_away_bitmap if stmt has volatile ops.
7120 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7123 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7125 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7127 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7129 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7132 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7135 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7137 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7140 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7141 to unknown_dependence.
7142 (graphite_legal_transform_dr): Handle the unknown_dependence.
7143 (graphite_carried_dependence_level_k): Same.
7145 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7147 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7149 2010-02-07 Richard Guenther <rguenther@suse.de>
7152 * expr.c (get_inner_reference): Always initialize *pbitsize.
7154 2010-02-07 Richard Guenther <rguenther@suse.de>
7157 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7158 new ARRAY_REFs on variable size element or minimal index arrays.
7160 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7161 gimple_fold_indirect_ref.
7163 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7166 * arm.c (arm_override_options): Just return if the user has specified
7167 an invalid fpu name.
7169 2010-02-03 Jason Merrill <jason@redhat.com>
7172 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7173 i386_pe_maybe_record_exported_symbol.
7175 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7178 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7179 (pa_delegitimize_address): New function.
7181 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7183 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7184 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7186 2010-02-05 Richard Guenther <rguenther@suse.de>
7189 * lto-streamer-in.c (get_resolution): Deal with references
7190 to undefined functions.
7192 2010-02-05 Richard Guenther <rguenther@suse.de>
7194 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7195 (fold_const_aggregate_ref): Likewise.
7196 (ccp_fold_stmt): Substitute loads.
7197 (maybe_fold_reference): Verify types before substituting.
7199 (fold_gimple_assign): Unshare properly.
7200 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7202 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7204 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7205 for rs6000_gen_cell_microcode.
7207 2010-02-04 Richard Guenther <rguenther@suse.de>
7209 PR rtl-optimization/42952
7210 * dse.c (const_or_frame_p): Remove MEM handling.
7212 2010-02-04 Nick Clifton <nickc@redhat.com>
7214 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7215 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7216 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7217 (mn10300_asm_output_mi_thunk): New function.
7218 (mn10300_can_output_mu_thunk): New function.
7219 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7220 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7221 (FUNCTION_ARG): Delete incorrect comment.
7223 2010-02-03 Jason Merrill <jason@redhat.com>
7226 * fold-const.c (operand_equal_p): Handle erroneous types.
7228 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7230 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7232 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7234 PR rtl-optimization/42941
7235 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7238 2010-02-03 Jason Merrill <jason@redhat.com>
7241 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7243 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7246 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7247 (cselib_reset_table): Renamed from...
7248 (cselib_reset_table_with_next_value): ... this.
7249 (cselib_get_next_uid): Renamed from...
7250 (cselib_get_next_unknown_value): ... this.
7251 * cselib.c (next_uid): Renamed from...
7252 (next_unknown_value): ... this.
7253 (cselib_clear_table): Adjust.
7254 (cselib_reset_table): Adjust. Renamed from...
7255 (cselib_reset_table_with_next_value): ... this.
7256 (cselib_get_next_uid): Adjust. Renamed from...
7257 (cselib_get_next_unknown_value): ... this.
7258 (get_value_hash): Use hash.
7259 (cselib_hash_rtx): Likewise.
7260 (new_cselib_val): Adjust. Set and dump uid.
7261 (cselib_lookup_mem): Pass next_uid as hash.
7262 (cselib_subst_to_values): Likewise.
7263 (cselib_log_lookup): Dump uid.
7264 (cselib_lookup): Pass next_uid as hash. Adjust.
7265 (cselib_process_insn): Adjust.
7266 (cselib_init): Initialize next_uid.
7267 (cselib_finish): Adjust.
7268 (dump_cselib_table): Likewise.
7269 * dse.c (canon_address): Dump value uid.
7270 * print-rtl.c (print_rtx): Print value uid.
7271 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7273 (dv_uid): New function, sort of renamed from...
7274 (dv_htab_hash): ... this, reimplemented in terms of it and...
7275 (dv_uid2hash): ... this. New.
7276 (variable_htab_eq): Drop excess assertions.
7277 (tie_break_pointers): Removed.
7278 (canon_value_cmp): Compare uids.
7279 (variable_post_merge_New_vals): Print uids.
7280 (vt_add_function_parameters): Adjust.
7281 (vt_initialize): Reset table. Adjust.
7283 2010-02-03 Richard Guenther <rguenther@suse.de>
7285 PR tree-optimization/42944
7286 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7287 (call_may_clobber_ref_p_1): Likewise. Properly handle
7288 malloc and calloc clobbering errno.
7290 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7292 * doc/invoke.texi: Fix name of sched1 dump.
7294 * opts.c (decode_options): Set flag_tree_switch_conversion
7295 only conditionally on optimize >= 2.
7297 * gcse.c: Assorted comment fixes in pass description.
7299 2010-02-03 Anthony Green <green@moxielogic.com>
7301 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7302 nop padding in order to maintain alignment of storage location of
7303 target function address.
7304 (moxie_trampoline_init): Store target function address at newly
7306 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7308 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7310 2010-02-03 Richard Guenther <rguenther@suse.de>
7313 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7315 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7317 * config.gcc: Reenable check for obsolete targets.
7318 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7319 mips-sgi-irix6.[0-4]*.
7321 2010-02-02 Nick Clifton <nickc@redhat.com>
7323 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7324 constant size of 4 as being the same as 0.
7325 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7326 can take values in the range 0..4.
7328 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7331 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7332 as _darwin10_Unwind_FindEnclosingFunction().
7333 * libgcc-libsystem.ver: New.
7335 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7338 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7339 implicitly set registers.
7341 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7343 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7344 (arm_override_options): Allow automatic selection of the thread
7345 pointer register if thumb2.
7346 (legitimize_pic_address): Improve code sequences for Thumb2.
7347 (arm_call_tls_get_addr): Likewise.
7348 (legitimize_tls_address): Likewise.
7349 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7350 (pic_load_addr_32bit): ... this. New named pattern.
7351 * thumb2.md (pic_load_addr_thumb2): Delete.
7352 (pic_load_dot_plus_four): Delete.
7353 (tls_load_dot_plus_four): New named pattern.
7355 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7358 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7359 Document fix for TLS bug.
7361 2010-01-31 Richard Guenther <rguenther@suse.de>
7363 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7364 conservatively correct.
7366 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7370 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7372 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7374 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7376 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7378 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7380 * config.gcc: Adjust order of makefile fragments for mingw targets.
7382 2010-01-31 Richard Guenther <rguenther@suse.de>
7385 * gimplify.c (gimplify_init_constructor): For volatile LHS
7386 initialize a temporary.
7388 2010-01-31 Matthias Klose <doko@ubuntu.com>
7390 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7392 * configure: Regenerate.
7394 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7396 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7397 the same alias set and their sizes different constantness.
7398 (aliasing_component_refs_p): Revert 2009-10-24 change.
7400 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7402 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7405 2010-01-29 Richard Guenther <rguenther@suse.de>
7407 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7408 Assert we successfully updated the call.
7410 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7412 PR rtl-optimization/42889
7413 * df.h (df_set_bb_dirty_nonlr): New prototype.
7414 * df-core.c (df_set_bb_dirty_nonlr): New function.
7415 * df-scan.c (df_insn_rescan): Call it instead of
7416 df_set_bb_dirty for DEBUG_INSNs.
7418 2010-01-29 Richard Guenther <rguenther@suse.de>
7421 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7422 quadratic behavior in most cases.
7424 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7428 in the call to gen_x86_movsicc_0_m1.
7430 2010-01-28 Richard Guenther <rguenther@suse.de>
7432 PR tree-optimization/42871
7433 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7435 2010-01-28 Richard Guenther <rguenther@suse.de>
7437 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7438 into call arguments.
7440 2010-01-28 Richard Guenther <rguenther@suse.de>
7443 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7444 the forwarder if the destination is an EH landing pad.
7446 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7448 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7449 block list passed to gimple_duplicate_sese_tail.
7450 (parallelize_loops): Avoid parallelization when the function
7452 Avoid parallelization when the preheader is IRREDUCIBLE.
7453 Try to optimize when estimated_loop_iterations_int is unresolved.
7454 Add the loop's location to the dump file.
7455 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7456 (gimple_duplicate_sese_tail): Remove the check for the latch.
7457 Redirect nexits to the exit block.
7458 Remove handling of the incoming edges to the latch.
7459 Redirect the backedge from the copied latch to the exit bb.
7461 2010-01-28 Michael Matz <matz@suse.de>
7464 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7465 Wrap force_reg into a sequence, emit it before user.
7467 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7469 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7471 (arm_legacy_rev): Likewise.
7472 (thumb_legacy_rev): Likewise.
7474 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7476 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7477 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7478 on MEM's address failed, try avoid_constant_pool_reference and
7479 recurse if it returned something different.
7480 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7481 address, try avoid_constant_pool_reference and recurse if it
7482 returned something different.
7483 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7484 address and avoid_constant_pool_reference returned something
7485 different, don't set have_address.
7487 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7490 * var-tracking.c (val_store): Add modified argument, obey it.
7492 (count_uses): Move down logging of main.
7493 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7494 don't need resolution.
7495 (emit_notes_in_bb): Likewise.
7497 2010-01-27 Richard Guenther <rguenther@suse.de>
7500 * tree-inline.c (remap_decl): Delay remapping of SSA name
7501 default definitions until we need them.
7503 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7505 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7506 (rs6000_delegitimize_address): New function.
7508 * config/s390/s390.c (s390_delegitimize_address): Call
7509 delegitimize_mem_from_attrs.
7512 * tree-inline.c (cannot_copy_type_1): Removed.
7513 (copy_forbidden): Don't forbid copying of functions containing
7514 records/unions with variable length fields.
7516 2010-01-27 Christian Bruel <christian.bruel@st.com>
7520 * config/sh/sh.c (find_barrier): Increase length for non delayed
7521 conditional branches.
7523 2010-01-27 Matthias Klose <doko@ubuntu.com>
7525 * configure.ac (gnu-unique-object): Fix ldd version check.
7526 * configure: Regenerate.
7528 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7530 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7532 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7533 Test for HAVE_GNU_AS value.
7535 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7537 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7538 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7539 INT64_TYPE): Define.
7540 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7541 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7542 INT_LEAST64_TYPE): Define.
7543 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7544 UINT_LEAST64_TYPE): Define.
7545 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7546 INT_FAST64_TYPE): Define.
7547 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7548 UINT_FAST64_TYPE): Define.
7549 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7550 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7551 (SIG_ATOMIC_TYPE): Define.
7553 2010-01-26 Richard Guenther <rguenther@suse.de>
7555 * df-scan.c (df_scan_set_bb_info): Remove assert.
7556 (df_insn_rescan_debug_internal): Merge asserts.
7557 (df_install_ref): Likewise.
7558 (df_mark_reg): Use bitmap_set_range.
7559 (df_hard_reg_used_p): Remove assert.
7560 (df_hard_reg_used_count): Likewise.
7562 2010-01-26 Richard Guenther <rguenther@suse.de>
7564 PR rtl-optimization/42685
7565 * web.c (web_main): Ignore DEBUG_INSNs.
7567 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7569 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7571 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7572 Fix types of fndecl and arglist parameters.
7574 2010-01-26 Richard Guenther <rguenther@suse.de>
7577 * tree-eh.c (unsplit_eh): Skip debug insns.
7579 2010-01-26 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/42250
7582 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7584 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7587 * omp-low.c (expand_omp_sections): Only use single_pred if
7588 l2_bb is single_pred_p.
7590 2010-01-25 Christian Bruel <christian.bruel@st.com>
7593 * config/sh/sh.c (find_barrier): Increase length for non delayed
7594 conditional branches.
7595 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7597 2010-01-24 David S. Miller <davem@davemloft.net>
7599 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7600 define if not using GAS.
7601 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7602 Likewise. Delete SECTION_MERGE code, which is only applicable
7605 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7608 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7609 mangling of va_list in system headers.
7611 2010-01-23 Toon Moene <toon@moene.org>
7613 * tree-predcom.c (combine_chains): Return NULL, not false.
7615 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7617 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7618 initialization of variable res to agree with return type.
7620 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7622 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7623 * tree-sra.c: Add include of expr.h.
7625 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7627 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7628 insert the debug stmt on the single non-EH edge from the stmt.
7630 2010-01-22 Richard Henderson <rth@redhat.com>
7633 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7634 the RHS until after generate_subtree_copies has insertted its
7635 code before the current statement.
7637 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7639 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7641 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7643 2010-01-21 Martin Jambor <mjambor@suse.cz>
7645 PR tree-optimization/42585
7646 * tree-sra.c (struct access): New field grp_total_scalarization.
7647 (dump_access): Dump the new field.
7648 (should_scalarize_away_bitmap): New variable.
7649 (cannot_scalarize_away_bitmap): Likewise.
7650 (sra_initialize): Allocate new bitmaps.
7651 (sra_deinitialize): Free new bitmaps.
7652 (create_access_1): New function.
7653 (create_access): Parts moved to create_access_1.
7654 (type_consists_of_records_p): New function.
7655 (completely_scalarize_record): Likewise.
7656 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7657 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7658 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7660 (analyze_all_variable_accesses): Completely scalarize small eligible
7663 2010-01-21 Martin Jambor <mjambor@suse.cz>
7665 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7667 2010-01-21 Andrew Haley <aph@redhat.com>
7669 * gcc.c (process_command): Move lang_specific_driver before
7670 setting cc_libexec_prefix.
7672 2010-01-21 Richard Guenther <rguenther@suse.de>
7675 * fold-const.c (negate_expr_p): Pretend only negative
7676 real constants are easily negatable.
7678 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7679 Jason Merrill <jason@redhat.com>
7681 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7682 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7683 * calls.c (initialize argument_information): Handle it.
7684 * c-common.c (handle_transparent_union_attribute): Use new name.
7685 * c-decl.c (finish_struct): Ditto.
7686 * c-typeck.c (type_lists_compatible_p): Ditto.
7687 (convert_for_assignment): Use new name and also handle record.
7688 * function.c (aggregate_value_p): Handle it.
7689 (pass_by_reference): Ditto.
7690 (assign_parm_data_types): Ditto.
7691 * print-tree.c (print_node): Ditto.
7692 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7693 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7694 * tree.c (first_field): New fn.
7696 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7699 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7700 even when linking statically, for now.
7702 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7705 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7706 without a cselib val.
7707 (count_uses): Accept MO_VAL_SET with no val on stores.
7708 (add_stores): Likewise.
7710 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7712 * var-tracking.c (check_value_val): Add a compile time assertion.
7713 (dv_is_decl_p): Simplify.
7714 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7715 gcc_assert if ENABLE_CHECKING.
7717 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7720 * var-tracking.c: Include tree-flow.h.
7721 (mem_dies_at_call): New.
7722 (dataflow_set_preserve_mem_locs): Use it.
7723 (dataflow_set_remove_mem_locs): Likewise.
7724 (dump_var): Renamed from dump_variable. Adjust all callers.
7725 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7726 * Makefile.in (var-tracking.o): Adjust deps.
7728 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7730 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7732 2010-01-20 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/42717
7735 * tree-ssa-dce.c (get_live_post_dom): Remove.
7736 (forward_edge_to_pdom): Take an arbitrary edge to copy
7737 degenerate PHI args from.
7738 (remove_dead_stmt): Use the first post-dominator even if it
7739 does not contain live statements as redirection destination.
7741 2010-01-20 Richard Guenther <rguenther@suse.de>
7743 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7745 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7747 * sel-sched.c (create_speculation_check): Remove set but not used
7749 (try_transformation_cache): Remove set but not used variable ds.
7750 (calculate_privileged_insns): Remove set but not used variables
7751 cur_insn and min_spec_insn.
7752 (find_best_expr): Remove set but not used variable avail_n.
7753 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7755 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7757 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7758 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7761 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7764 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7765 cpu types. Add support for *-sse3 cpu types.
7766 (x86_64-*-*): Ditto.
7768 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7771 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7772 argument, call initializer_constant_valid_p_1 instead of
7773 initializer_constant_valid_p, pass CACHE to it, return NULL
7774 immediately if first call returns NULL.
7775 (initializer_constant_valid_p_1): New function.
7776 (initializer_constant_valid_p): Use it.
7778 2010-01-20 Thomas Quinot <quinot@adacore.com>
7780 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7782 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7784 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7785 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7786 (loc_list_from_tree): Don't handle unsigned division. Handle
7787 signed modulo using DW_OP_{over,over,div,mul,minus}.
7788 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7789 modulo instead of signed.
7791 2010-01-20 DJ Delorie <dj@redhat.com>
7793 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7795 (h8300_emit_stack_adjustment): Propogate it.
7797 (h8300_expand_prologue): Likewise.
7798 (h8300_expand_epilogue): Likewise.
7800 2010-01-19 Michael Matz <matz@suse.de>
7802 PR tree-optimization/41783
7803 * tree-data-ref.c (toplevel): Include flags.h.
7804 (dump_data_dependence_relation): Also dump the inputs if the
7805 result will be unknown.
7806 (split_constant_offset_1): Look through some conversions.
7807 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7808 the offset from last element is too large.
7809 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7810 (reassociate_to_the_same_stmt): Handle vector registers.
7811 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7813 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7814 wide_prolog_niters argument, emit widening instructions.
7815 (vect_do_peeling_for_alignment): Adjust caller, use widened
7816 variant of the iteration cound.
7817 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7819 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7822 * config/arm/neon-testgen.m (emit_automatics): New parameter
7823 features. Adjust for Fixed_return_reg feature.
7824 (test_intrinsic): Call emit_automatics with new feature.
7825 * config/arm/neon.ml: Update copyright years.
7826 (features): New Fixed_return_reg feature.
7827 (ops): Update feature for Vget_low.
7829 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7831 PR tree-optimization/42719
7832 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7836 * fwprop.c (all_uses_available_at): Return false if def_set dest
7837 is a REG that is used in def_insn.
7839 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7841 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7843 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7846 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7848 * target.h (struct gcc_target) <secondary_reload>: Change type
7849 of last argument to secondary_reload_info *.
7851 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7854 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7855 memory references with unaligned offsets. Remove CQImode handling.
7856 (unaligned_memory_operand): Return 1 for memory references with
7857 unaligned offsets. Remove CQImode handling.
7859 2010-01-18 Richard Guenther <rguenther@suse.de>
7862 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7865 2010-01-18 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/42781
7868 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7869 restrict processing only if the original variable was artificial.
7871 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7873 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7874 find number of popped argument bytes.
7876 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7877 Fix the text that describes the return value for invalid insns.
7879 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7881 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7882 Clarify what 'cost of the -dependence' is. Fix quoting.
7884 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7885 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7887 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7889 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7890 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7892 2010-01-17 Richard Guenther <rguenther@suse.de>
7895 * function.c (split_complex_args): Take a VEC to modify.
7896 (assign_parms_augmented_arg_list): Build a VEC instead of
7897 a chain of PARM_DECLs.
7898 (assign_parms_unsplit_complex): Take a VEC of arguments.
7899 Do not fixup unmodified parms.
7900 (assign_parms): Deal with the VEC.
7901 (gimplify_parameters): Likewise.
7903 2010-01-17 Richard Guenther <rguenther@suse.de>
7905 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7906 node existence check.
7907 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7908 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7909 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7910 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7911 (gimple_execute_on_growing_pred): Likewise.
7913 2010-01-17 Richard Guenther <rguenther@suse.de>
7915 PR tree-optimization/42773
7916 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7917 (compute_antic_aux): Likewise.
7918 (compute_partial_antic_aux): Likewise.
7920 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7923 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7926 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7928 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7931 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7932 Fix markup for strict argument.
7934 (TARGET_SCHED_REORDER2): Fix argument types.
7936 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7937 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7939 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7940 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7942 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7945 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7946 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7947 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7948 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7949 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7951 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7953 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7955 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7956 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7958 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7960 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7963 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7965 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7966 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7968 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7970 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7972 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7973 referring to it. Fix language.
7975 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7977 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7979 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7981 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7983 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7984 '@var{stream}. Remove stray 'and'.
7986 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7988 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7990 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7992 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7993 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7995 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7996 Fix description of return value.
7997 Rename argument "sz" to "len."
7999 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8000 Clarify meaning of 'true' return value.
8002 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8004 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8005 rep_mode versus mode_rep.
8007 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8009 (TARGET_BUILTIN_DECL): Fix name.
8011 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8013 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8015 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8017 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8019 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8021 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8024 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8025 Rename argument tm_fn to md_fn.
8027 (TARGET_OPTION_PRINT): Fix argument list.
8029 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8032 * config/i386/i386.c (ix86_fixup_binary_operands):
8033 Revert FMA4 fixup of operands.
8035 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8038 * Makefile.in (write_entries_to_file, install-plugin):
8039 Use \012 instead of \n with tr.
8041 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8043 * configure.ac (HAVE_AS_REF): New C macro.
8044 * configure: Regenerate.
8045 * config.in: Likewise.
8046 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8048 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8051 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8053 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8055 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8057 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8059 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8061 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8063 (TARGET_BINDS_LOCAL_P): Fix argument type.
8065 (TARGET_ASM_FILE_END): Use prototype.
8067 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8069 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8071 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8073 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8075 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8076 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8078 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8079 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8081 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8082 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8083 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8084 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8086 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8088 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8090 (TARGET_INIT_BUILTINS): Use prototype.
8092 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8093 Put 'const char *' in braces. Fix parameter types.
8094 (TARGET_INVALID_CONVERSION): Fix parameter types.
8095 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8096 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8098 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8101 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8103 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8105 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8107 * doc/tm.texi (TARGET_HELP): Fix return type.
8109 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8110 in braces. Fix argument types.
8112 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8114 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8116 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8118 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8119 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8121 (TARGET_MANGLE_TYPE): Fix argument types.
8123 (TARGET_IRA_COVER_CLASSES): Use prototype.
8125 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8127 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8129 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8131 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8133 (TARGET_CALLEE_COPIES): Fix argument types.
8135 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8137 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8139 (TARGET_FUNCTION_VALUE): Fix argument types.
8141 (TARGET_RETURN_IN_MSB): Fix argument type.
8143 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8145 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8147 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8149 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8150 agree with return type.
8152 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8154 2010-01-15 Jing Yu <jingyu@google.com>
8156 PR rtl-optimization/42691
8157 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8158 a pseudo to a constant and are merged, and adjust comments.
8160 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8162 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8164 2010-01-15 Richard Guenther <rguenther@suse.de>
8167 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8168 labels of computed or non-local gotos to the destination.
8169 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8170 landing pad label is the first label.
8172 2010-01-15 Richard Guenther <rguenther@suse.de>
8174 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8176 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8179 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8180 to allow generation of the xssqrtdp instruction on power7.
8181 (sqrtdf2_fpr): Ditto.
8183 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8186 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8187 functions with noreturn attribute.
8190 * varasm.c (declare_weak): Add weak attribute to decl if it
8191 doesn't have one already.
8192 (assemble_external): Only add decls to weak_decls if they also
8193 have weak attribute.
8195 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8197 * var-tracking.c (var_reg_delete): Don't delete the association
8198 between REGs and values or one-part variables if the register
8201 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8204 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8205 because its first operand is a non-localized variable.
8207 2010-01-14 Martin Jambor <mjambor@suse.cz>
8209 PR tree-optimization/42706
8210 * tree-sra.c (encountered_recursive_call): New variable.
8211 (encountered_unchangable_recursive_call): Likewise.
8212 (sra_initialize): Initialize both new variables.
8213 (callsite_has_enough_arguments_p): New function.
8214 (scan_function): Call decl and flags check only for IPA-SRA, check
8215 whether there is a recursive call and whether it has enough arguments.
8216 (all_callers_have_enough_arguments_p): New function.
8217 (convert_callers): Look for recursive calls only when
8218 encountered_recursive_call is set.
8219 (ipa_early_sra): Bail out either if
8220 !all_callers_have_enough_arguments_p or
8221 encountered_unchangable_recursive_call.
8223 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8225 * sel-sched.c: Add 2010 to copyright years.
8226 * sel-sched-ir.c: Likewise.
8227 * sel-sched-ir.h: Likewise.
8229 2010-01-14 Martin Jambor <mjambor@suse.cz>
8231 PR tree-optimization/42714
8232 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8233 constructors specially.
8235 2010-01-14 Andi Kleen <ak@linux.intel.com>
8237 * config/i386/drivers-i386.c (detect_caches_intel):
8238 Add l2sizekb parameter and fill in.
8239 (host_detect_local_cpu): Add l2sizekb, fill in.
8240 Add Atom small cache heuristic.
8242 2010-01-14 Andi Kleen <ak@linux.intel.com>
8244 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8245 Add level3 parameter and fill in.
8246 (detect_caches_intel): Handle level3 cache.
8248 2010-01-14 Andi Kleen <ak@linux.intel.com>
8250 * config/i386/drivers-i386.c (host_detect_local_cpu):
8251 Fix core duo detection.
8253 2010-01-14 Andi Kleen <ak@linux.intel.com>
8255 * config/i386/drivers-i386.c (host_detect_local_cpu):
8258 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8260 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8261 (rs6000_variable_issue_1): this. Use...
8262 (rs6000_variable_issue): here. Reimplement. Print debug info.
8264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8266 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8267 sel_restore_notes. Update all callers. Call reemit_notes
8270 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8272 PR rtl-optimization/42246
8273 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8276 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8278 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8279 all successors is the same as number of successors in current region.
8281 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8283 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8284 to rename is not separable. Otherwise check that its LHS is not NULL.
8286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8288 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8292 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8293 available registers when failed to discover LHS register class.
8294 Fix indentation. Update comment.
8296 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8297 Alexander Monakov <amonakov@ispras.ru>
8299 PR rtl-optimization/42389
8300 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8302 (advance_state_on_fence): Likewise.
8303 (sel_target_adjust_priority): Print debug output only when
8304 sched_verbose >= 4, not 2.
8305 (get_expr_cost): Do not issue all unique insns on the next cycle.
8306 (fill_insns): Initialize can_issue_more from the value saved
8308 * sel-sched-ir.c (flist_add): New parameter issue_more.
8309 Init FENCE_ISSUE_MORE with it.
8310 (merge_fences): Likewise.
8311 (init_fences): Update call to flist_add.
8312 (add_to_fences, add_clean_fence_to_fences)
8313 (add_dirty_fence_to_fences): Likewise.
8314 (move_fence_to_fences): Update call to merge_fences.
8315 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8317 * sel-sched-ir.h (struct _fence): New field issue_more.
8318 (FENCE_ISSUE_MORE): New accessor macro.
8320 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8322 PR rtl-optimization/42388
8323 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8324 that have no predecessors nor successors. Do not call move_bb_info
8325 for empty blocks outside of current region.
8327 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8329 PR rtl-optimization/42294
8330 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8331 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8332 originators' originators.
8334 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8336 PR rtl-optimization/39453
8337 PR rtl-optimization/42246
8338 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8340 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8342 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8343 Alexander Monakov <amonakov@ispras.ru>
8346 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8347 (maybe_tidy_empty_bb): ... here. Make static. Add new
8348 argument. Update all callers.
8349 (tidy_control_flow): ... and here. Recompute topological order
8350 of basic blocks in region if necessary.
8351 (sel_redirect_edge_and_branch): Change return type. Return true
8352 if topological order might have been invalidated.
8353 (purge_empty_blocks): Export and move from...
8354 * sel-sched.c (purge_empty_blocks): ... here.
8355 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8356 (maybe_tidy_empty_bb): Delete prototype.
8357 (purge_empty_blocks): Declare.
8359 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8361 PR rtl-optimization/42249
8362 * sel-sched.c (try_replace_dest_reg): When chosen register
8363 and original register is the same, do not bail out early, but
8364 still check all original insns for validity of replacing destination
8365 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8368 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8371 Port from no-undefined-overflow branch:
8372 2009-03-09 Richard Guenther <rguenther@suse.de>
8374 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8376 2010-01-14 Richard Guenther <rguenther@suse.de>
8379 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8381 2010-01-14 Ira Rosen <irar@il.ibm.com>
8383 PR tree-optimization/42709
8384 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8385 as scalar type in creation of constant vector operand.
8387 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8390 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8391 (check-parallel-%): Match `testsuite' directory component only
8394 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8396 PR translation/39521
8397 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8400 2010-01-13 Richard Guenther <rguenther@suse.de>
8402 PR tree-optimization/42730
8403 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8406 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8409 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8410 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8413 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8415 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8416 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8417 ___umulsi3_highpart.
8419 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8420 rather than schedule_insns if the pass is enabled.
8422 2010-01-13 Martin Jambor <mjambor@suse.cz>
8424 PR tree-optimization/42704
8425 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8428 2010-01-13 Martin Jambor <mjambor@suse.cz>
8430 PR tree-optimization/42703
8431 * tree-sra.c (analyze_access_subtree): Check that we can build a
8432 reference to the original data within the aggregate.
8434 2010-01-13 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/42705
8437 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8439 2010-01-13 Richard Guenther <rguenther@suse.de>
8442 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8444 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8447 * var-tracking.c (values_to_unmark): New variable.
8448 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8449 values_to_unmark vector. Moved body to...
8450 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8451 instead queue it into values_to_unmark vector.
8452 (vt_find_locations): Free values_to_unmark vector.
8454 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8456 * config/s390/s390.c (override_options): Set
8457 default of max-pending-list-length to 256
8459 2010-01-13 Richard Guenther <rguenther@suse.de>
8462 * tree-pass.h (PROP_gimple_lcx): New.
8463 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8464 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8465 before the final cleanup_eh.
8466 (dump_properties): Dump PROP_gimple_lcx.
8467 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8468 (tree_lower_complex_O0): Remove.
8469 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8470 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8471 tree_lower_complex, schedule TODO_update_ssa.
8472 * lto-streamer-out.c (output_function): Stream the functions
8474 * lto-streamer-in.c (input_function): Likewise.
8475 (lto_read_body): Do not override them here.
8477 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8480 * c-typeck.c (build_c_cast): Fold value cast to union type before
8481 wrapping it in a CONSTRUCTOR.
8483 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8485 PR rtl-optimization/42699
8486 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8489 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8491 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8492 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8493 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8494 SUBTARGET_WARN_UNUSED_SPEC): ... here
8495 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8497 2010-01-12 Julian Brown <julian@codesourcery.com>
8499 * config/arm/neon-schedgen.ml (Utils): Don't try to
8500 open missing module.
8501 (find_with_result): New.
8503 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8506 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8507 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8509 PR tree-optimization/42645
8510 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8511 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8512 decl_map, set processing_debug_stmt to -1 and return name without
8515 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8517 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8518 binutils version, and reword target configuration description.
8520 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8522 * config/avr/avr.h (LINKER_NAME): Remove.
8524 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8527 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8528 that support VSX, warn for -mno-altivec if vsx is not disabled,
8531 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8532 Shujing Zhao <pearly.zhao@oracle.com>
8534 PR translation/42469
8535 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8536 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8537 character between option name and help text.
8538 * c.opt (imultilib): Likewise.
8540 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8542 * lto-streamer-out.c (output_unreferenced_globals): Output static
8545 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8547 PR rtl-optimization/42621
8548 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8549 optimizing for size.
8550 (duplicate_computed_gotos): Remove now-redundant check.
8552 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8555 * configure.ac: Save and restore LDFLAGS and LIBS
8556 * configure: Regenerate.
8558 2010-01-10 Richard Guenther <rguenther@suse.de>
8561 * builtins.c (fold_builtin_strlen): Add type argument and
8562 convert the resulting length to it.
8563 (fold_builtin_1): Adjust.
8565 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8567 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8568 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8570 (num_insns_constant_wide): Adjust for that change.
8572 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8575 * web.c (union_defs): Add used argument, to combine uses of
8577 (entry_register): Adjust type and tests of used argument.
8578 (web_main): Widen used for new use. Pass it to union_defs.
8579 * df.h (union_defs): Adjust prototype.
8581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8584 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8585 uses in new incoming argument. Free body.
8586 (reset_debug_uses_in_loop): New.
8587 (analyze_insn_to_expand_var): Call the latter if the former found
8588 anything. Fix whitespace. Reject invalid dest overlaps before
8589 going through all insns in the loop.
8591 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8594 * haifa-sched.c (dying_use_p): Debug insns don't count.
8596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8599 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8600 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8601 (verify_gimple_call): Reject LHS in noreturn calls.
8603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8607 * tree-vect-loop-manip.c (adjust_info): New type.
8608 (adjust_vec): New pointer to vector.
8609 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8610 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8611 (slpeel_update_phis_for_duplicate_loop): Use them.
8612 (slpeel_update_phi_nodes_for_guard1): Likewise.
8613 (slpeel_update_phi_nodes_for_guard2): Likewise.
8614 (slpeel_tree_peel_loop_to_edge): Likewise.
8615 (vect_update_ivs_after_vectorizer): Likewise.
8617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8619 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8620 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8624 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8625 bogus uninitialized warning.
8627 2010-01-09 Richard Guenther <rguenther@suse.de>
8630 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8631 the evolution is compatible with the initial condition.
8633 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8635 * gcc.c (process_command): Update copyright notice dates.
8636 * gcov.c (print_version): Likewise.
8637 * gcov-dump.c (print_version): Likewise.
8638 * mips-tfile.c (main): Likewise.
8639 * mips-tdump.c (main): Likewise.
8641 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8644 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8646 (rotlhi3_8): Delete.
8648 (rotlsi3_8): Delete.
8649 (rotlsi3_16): Delete.
8650 (rotlsi3_24): Delete.
8652 (*rotw<mode>3): New.
8653 (*rotb<mode>3): New.
8654 * config/avr/avr.c (avr_rotate_bytes): New function.
8655 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8657 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8660 * configure.ac: Modify -rdynamic check.
8661 * configure: Regenerate.
8663 2010-01-08 DJ Delorie <dj@redhat.com>
8665 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8666 register popping order.
8668 2010-01-08 Richard Guenther <rguenther@suse.de>
8671 * c.opt (fsigned-char): Also let LTO handle this option.
8672 (funsigned-char): Likewise.
8674 2010-01-07 Richard Guenther <rguenther@suse.de>
8676 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8677 (gimple_op): Likewise.
8678 (gimple_op_ptr): Likewise.
8679 (gimple_assign_set_lhs): Remove gcc_assert.
8680 (gimple_assign_set_rhs1): Likewise.
8681 (gimple_assign_set_rhs2): Likewise.
8682 (gimple_call_set_lhs): Likewise.
8683 (gimple_call_set_fn): Likewise.
8684 (gimple_call_set_fndecl): Likewise.
8685 (gimple_call_fndecl): Likewise.
8686 (gimple_call_return_type): Likewise.
8687 (gimple_call_set_chain): Likewise.
8688 (gimple_call_num_args): Likewise.
8689 (gimple_call_set_arg): Likewise.
8690 (gimple_cond_set_code): Likewise.
8691 (gimple_cond_set_lhs): Likewise.
8692 (gimple_cond_set_rhs): Likewise.
8693 (gimple_cond_set_true_label): Likewise.
8694 (gimple_cond_set_false_label): Likewise.
8695 (gimple_label_set_label): Likewise.
8696 (gimple_goto_set_dest): Likewise.
8697 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8698 (gimple_debug_bind_get_value): Likewise.
8699 (gimple_debug_bind_get_value_ptr): Likewise.
8700 (gimple_debug_bind_set_var): Likewise.
8701 (gimple_debug_bind_set_value): Likewise.
8702 (gimple_debug_bind_reset_value): Likewise.
8703 (gimple_debug_bind_has_value_p): Likewise.
8704 (gimple_return_retval_ptr): Remove gcc_assert.
8705 (gimple_return_retval): Likewise.
8706 (gimple_return_set_retval): Likewise.
8707 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8708 (safe_referenced_var_iterator): Remove.
8709 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8710 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8711 (fill_referenced_var_vec): Remove.
8712 (first_readonly_imm_use): Remove redundant gcc_assert.
8713 (phi_arg_index_from_use): Combine gcc_asserts.
8714 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8715 (first_imm_use_stmt): Remove redundant gcc_assert.
8716 * tree-cfg.c (verify_gimple_call): Verify function and chain
8717 operands. Verify arguments.
8718 (verify_types_in_gimple_stmt): Verify condition code and labels.
8720 2010-01-07 Richard Guenther <rguenther@suse.de>
8722 PR tree-optimization/42641
8723 * sese.c (rename_map_elt_info): Use the SSA name version, do
8726 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8728 PR tree-optimization/42625
8729 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8730 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8732 2010-01-07 Duncan Sands <baldrick@free.fr>
8734 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8736 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8739 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8740 note itself is not function_invariant_p.
8742 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8744 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8745 Do not add the DF_NOTE problem.
8746 * store-motion.c (execute_rtl_store_motion): Likewise.
8748 2010-01-07 Martin Jambor <mjambor@suse.cz>
8750 PR tree-optimization/42157
8751 * tree-sra.c (compare_access_positions): Stabilize sort if both
8752 accesses have integer types, return zero immediately if they are the
8755 2010-01-06 Richard Henderson <rth@redhat.com>
8758 * haifa-sched.c (add_to_note_list): Merge into ...
8759 (concat_note_lists): ... here, and ...
8760 (unlink_other_notes, rm_other_notes): Merge into...
8761 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8762 NOTE_INSN_EPILOGUE_BEG.
8764 2010-01-06 Richard Guenther <rguenther@suse.de>
8766 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8767 not inline regular functions into always-inline functions.
8769 2010-01-06 Nick Clifton <nickc@redhat.com>
8771 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8772 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8774 (OVERRIDE_OPTIONS): Delete.
8775 (OPTIMIZATION_OPTIONS): Define.
8776 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8777 * config/rx/rx.c (rx_handle_option): Issue an error message if
8778 -mcpu=rx200 and -fpu are used together.
8779 (rx_set_optimization_options): New function. Issue an error
8780 message if an optimization attribute attempts to reset the FPU/
8781 math optimization pairing.
8782 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8783 * config/rx/rx.opt: Set the default to 32-bit doubles.
8784 * config/rx/t-rx: Add multilibs for -nofpu option.
8785 * doc/invoke.texi: Update documentation of RX options.
8787 2010-01-06 Richard Guenther <rguenther@suse.de>
8789 * tree-ssa-pre.c (name_to_id): New global.
8790 (alloc_expression_id): Simplify SSA name handling.
8791 (lookup_expression_id): Likewise.
8792 (init_pre): Zero name_to_id.
8793 (fini_pre): Free it.
8795 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8797 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8799 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8802 * config/i386/sse.md (smaxv2di3): New.
8803 (umaxv2di3): Likewise.
8804 (sminv2di3): Likewise.
8805 (uminv2di3): Likewise.
8807 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8810 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8811 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8812 (legitimize_tls_address): Likewise.
8813 (sparc_tls_referenced_p): Likewise.
8814 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8815 and adjust calls to legitimize_pic_address.
8816 (legitimate_constant_p) Use sparc_tls_referenced_p.
8817 (legitimate_pic_operand_p): Likewise.
8818 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8819 (sparc_tls_symbol_ref_1): Delete.
8820 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8821 (legitimize_tls_address): Make static, handle CONST patterns.
8822 (legitimize_pic_address): Make static, remove unused parameter and
8823 adjust recursive calls.
8824 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8825 and adjust call to legitimize_pic_address.
8826 (sparc_output_mi_thunk): Likewise.
8828 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8829 H.J. Lu <hongjiu.lu@intel.com>
8832 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8833 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8834 operands to make them signed.
8837 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8840 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8841 GTU to GT for V4SI and V2DI.
8843 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8844 (umin<mode>3): Removed.
8846 (uminv4si3): Likewise.
8848 2010-01-05 Martin Jambor <mjambor@suse.cz>
8850 PR tree-optimization/42462
8851 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8852 current_function_decl to helper functions and macros.
8854 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8857 * flags.h: Don't include real.h.
8858 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8859 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8860 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8861 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8862 * dominance.c: Update copyright.
8863 * gimple.c (walk_gimple_op): Remove inline.
8864 * tree-ssa-reassoc.c: Include real.h.
8865 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8866 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8868 2010-01-05 Nick Clifton <nickc@redhat.com>
8870 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8871 register to push into the stack frame when the accumulator has to
8872 be saved during interrupts.
8874 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8876 * doc/invoke.texi: Remove the documentation about option
8878 * common.opt (Wunreachable-code): Preserved for backward
8880 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8881 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8882 the backward compatibility flag section.
8884 2010-01-05 Richard Guenther <rguenther@suse.de>
8886 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8888 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8891 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8893 PR tree-optimization/42508
8894 * tree-sra.c (convert_callers): Check for recursive call
8895 by comparing cgraph nodes instead of decls.
8896 (modify_function): Call ipa_modify_formal_parameters also
8897 on all same_body aliases.
8899 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8900 cgraph nodes when checking for same_body aliases.
8902 2010-01-05 Richard Guenther <rguenther@suse.de>
8904 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8905 allocation and lookup.
8906 (get_or_alloc_expr_for_constant): Likewise.
8907 (phi_translate): Sink allocation.
8909 2010-01-04 Richard Guenther <rguenther@suse.de>
8911 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8912 a new entry only if needed.
8913 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8914 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8916 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8918 (phi_translate): Handle CONSTANTs early.
8920 2010-01-04 Martin Jambor <mjambor@suse.cz>
8922 PR tree-optimization/42398
8923 * tree-sra.c (struct access): Removed flag grp_different_types.
8924 (dump_access): Do not dump the removed flag.
8925 (sort_and_splice_var_accesses): Do not set the removed flag.
8926 (sra_modify_expr): Check for type compatibility directly.
8928 2010-01-04 Martin Jambor <mjambor@suse.cz>
8930 PR tree-optimization/42366
8931 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8932 edges with variable number of parameters.
8933 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8934 flag instead of asserting it.
8935 (ipa_read_node_info): Read uses_analysis_done flag.
8937 2010-01-04 Richard Guenther <rguenther@suse.de>
8939 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8940 iterative_hash_* as intended.
8941 (vn_reference_compute_hash): Likewise. Simplify hashing
8943 (vn_reference_lookup_2): Likewise.
8944 (vn_nary_op_compute_hash): Likewise.
8945 (vn_phi_compute_hash): Likewise.
8946 (expressions_equal_p): Remove strange code.
8947 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8948 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8949 (bitmap_insert_into_set_1): Take value-id as parameter.
8950 (add_to_value): Pass it.
8951 (bitmap_insert_into_set): Likewise.
8952 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8954 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8957 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8958 (do_self_spec): For switches with SWITCH_IGNORE set set also
8959 SWITCH_IGNORE_PERMANENTLY.
8960 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8963 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8965 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8966 tree of an unreferenced global var.
8968 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8971 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8972 GTU to GT for V4SI and V2DI.
8974 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8975 (umin<mode>3): Removed.
8977 (uminv4si3): Likewise.
8979 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8982 * collect2.c (main): Turn on trace in collect2 if -v is passed
8985 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8987 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8988 description of expression operand.
8990 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8992 * configure.ac: Add install-html to target_list for Make-hooks.
8993 * configure: Regenerate.
8994 * fortran/Make-lang.in (F95_HTMLFILES): New.
8995 (fortran.html): Use it.
8996 (fortran.install-html): New.
8997 * Makefile.in (install-html): Add lang.install-html.
8998 * java/Make-lang.in (JAVA_HTMLFILES): New.
8999 (java.html): Use it.
9000 (java.install-html): New.
9001 * objc/Make-lang.in (objc.install-html): New.
9002 * objcp/Make-lang.in (obj-c++.install-html): New.
9003 * cp/Make-lang.in (c++.install-html): New.
9004 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9005 * lto/Make-lang.in (lto.install-html): New.
9007 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9010 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9012 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9014 PR rtl-optimization/41862
9015 * store-motion.c (store_killed_in_insn, compute_store_table,
9016 remove_reachable_equiv_notes, replace_store_insn,
9017 build_store_vectors): Ignore all DEBUG_INSNs.
9019 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9022 * common.opt: Add dumpdir.
9024 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9026 (option_map): Add --dumpdir.
9028 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9030 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9032 * opts.c (decode_options): Try dump_dir_name first if
9033 dump_base_name isn't an absolute path.
9034 (common_handle_option): Handle OPT_dumpdir.
9036 * toplev.c (dump_dir_name): New.
9037 (print_switch_values): Also ignore -dumpdir.
9039 * toplev.h (dump_dir_name): New.
9041 2010-01-03 Richard Guenther <rguenther@suse.de>
9043 PR tree-optimization/42589
9044 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9045 double-word expansion of bswap32.
9047 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9049 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9050 with BLOCK_FOR_INSN.
9051 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9052 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9053 noce_process_if_block): Likewise.
9054 * gcse.c (compute_local_properties, insert_expr_in_table,
9055 insert_set_in_table, canon_list_insert, find_avail_set,
9056 pre_insert_copy_insn): Likewise.
9058 * basic-block.h (BLOCK_NUM): Move from here...
9059 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9061 2010-01-03 Richard Guenther <rguenther@suse.de>
9063 PR tree-optimization/42438
9064 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9065 contains_may_not_return_call flag.
9066 (BB_MAY_NOTRETURN): New.
9067 (valid_in_sets): Trapping nary operations are not valid
9068 in blocks that may not return.
9069 (insert_into_preds_of_block): Remove check for trapping expressions.
9070 (compute_avail): Compute also BB_MAY_NOTRETURN.
9072 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9074 * doc/invoke.texi: Add 2010 to copyright years.
9076 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9078 * config/sparc/sparc.c: Fix formatting nits.
9080 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9081 Alexander Monakov <amonakov@ispras.ru>
9083 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9085 2010-01-02 Richard Guenther <rguenther@suse.de>
9088 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9089 (simplify_switch_using_ranges): Mark to be removed edges
9092 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9094 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9096 * collect2.c (scan_libraries): Add missing argument in call to
9099 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9102 * config/alpha/predicates.md (aligned_memory_operand): Return false
9104 (unaligned_memory_operand): Return true for CQImode.
9105 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9106 doesn not cross aligned SImode word boundary.
9108 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9110 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9112 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9113 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9115 2010-01-02 Richard Guenther <rguenther@suse.de>
9118 * toplev.c (compile_file): Emit LTO marker properly. Change
9120 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9122 2010-01-01 Richard Guenther <rguenther@suse.de>
9125 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9127 2010-01-01 Richard Guenther <rguenther@suse.de>
9130 * c-decl.c (grokdeclarator): For zero-size arrays force
9131 structural equality checks as layout_type does.
9133 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9135 * builtins.c: Update copyright to 2010.
9137 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9140 * lto-streamer-out.c (produce_asm): Revert the last change.
9141 (copy_function): Likewise.
9143 * lto-streamer.c (lto_get_section_name): Skip any leading
9146 2010-01-01 Richard Guenther <rguenther@suse.de>
9149 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9153 Copyright (C) 2010 Free Software Foundation, Inc.
9155 Copying and distribution of this file, with or without modification,
9156 are permitted in any medium without royalty provided the copyright
9157 notice and this notice are preserved.