1 2010-05-10 Jan Hubicka <jh@suse.cz>
3 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
5 2010-05-10 Jan Hubicka <jh@suse.cz>
7 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
9 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
10 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
11 (lto_streamer_cache_create): Init alloc pool.
12 (lto_streamer_cache_delete): Free alloc pool.
13 * lto-streamer.h: Include alloc pool.
14 (lto_streamer_cache_d): Use alloc pool.
15 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
17 2010-05-10 Jan Hubicka <jh@suse.cz>
19 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
20 * cgraphbuild.c: Include except.h
21 (record_type_list, record_eh_tables): New function.
22 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
24 2010-05-10 Jan Hubicka <jh@suse.cz>
26 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
27 __frame_dummy_init_array_entry, force_to_data): Attribute as used
30 2010-05-10 Michael Matz <matz@suse.de>
32 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
33 (can_reassociate_p): Use FLOAT_TYPE_P.
34 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
35 (vect_force_simple_reduction): ... this.
36 * tree-parloops.c (gather_scalar_reductions): Use
37 vect_force_simple_reduction.
38 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
39 vect_is_simple_reduction, add modify argument, if true rewrite
41 (vect_is_simple_reduction, vect_force_simple_reduction): New
43 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
45 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
46 Vladimir Makarov <vmakarov@redhat.com>
48 PR rtl-optimization/44012
49 * ira-build.c (remove_unnecessary_allocnos): Nullify
50 regno_allocno_map of the removed allocno.
52 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
54 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
56 * configure: Regenerate.
58 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
60 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
62 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
63 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
65 * configure: Regenerate.
67 2010-05-10 Richard Guenther <rguenther@suse.de>
69 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
70 marked if the entry identifier is marked.
72 2010-05-10 Richard Guenther <rguenther@suse.de>
74 * c-common.c (struct c_common_attributes): Add fnspec attribute.
75 (handle_fnspec_attribute): New function.
76 * gimple.h (gimple_call_return_flags): Declare.
77 (gimple_call_arg_flags): Likewise.
78 * gimple.c (gimple_call_arg_flags): New function.
79 (gimple_call_return_flags): Likewise.
80 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
82 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
84 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
85 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
87 (make_heapvar_for): ... this new function.
88 (handle_rhs_call): Handle fnspec attribute argument specifiers.
89 (handle_lhs_call): Likewise.
90 (find_func_aliases): Adjust.
92 2010-05-10 Richard Guenther <rguenther@suse.de>
94 PR tree-optimization/44050
95 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
97 2010-05-10 Wei Guozhi <carrot@google.com>
100 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
102 2010-05-09 Joseph Myers <joseph@codesourcery.com>
105 * c-typeck.c (lookup_field): Take a type directly. Update
107 (build_component_ref): Update call to lookup_field.
108 (set_init_label): Use lookup_field to find initialized field.
109 Handle returned list of fields like a sequence of designators.
111 2010-05-09 Richard Guenther <rguenther@suse.de>
114 * fold-const.c (tree_single_nonzero_warnv_p): Properly
115 handle &FUNCTION_DECL.
117 2010-05-09 Joseph Myers <joseph@codesourcery.com>
120 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
121 structures and unions recursively.
122 (detect_field_duplicates): Move duplicate detection with a hash to
123 detect_field_duplicates_hash. Always use a hash if anonymous
124 structures or unions are present.
125 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
128 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
131 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
132 detect Atom, Core 2 and Core i7.
134 2010-05-09 Richard Guenther <rguenther@suse.de>
136 * gcc.c (store_arg): Handle temporary file deletion for
139 2010-05-09 Richard Guenther <rguenther@suse.de>
142 * ipa-inline.c (estimate_function_body_sizes): Return after
143 disregarding inline limits.
145 2010-05-09 Richard Guenther <rguenther@suse.de>
147 * gcc.c (store_arg): Revert last change.
149 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
152 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
153 (optimize_ops_list): Call it.
155 2010-05-08 Richard Guenther <rguenther@suse.de>
157 PR tree-optimization/44030
158 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
159 NECESSARY flag if we propagate from a inserted expression.
161 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
163 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
164 domain types as equal if they are both PLACEHOLDER_EXPRs.
166 2010-05-08 Richard Guenther <rguenther@suse.de>
168 * lto-wrapper.c (run_gcc): Remove linker output from
169 command line for LTRANS invocation.
171 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
173 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
174 lto-macho as lto_binary_reader.
175 * target.h (struct gcc_target): New hooks lto_start and lto_end.
176 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
177 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
178 in lto_start and lto_end calls.
179 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
181 (scan_prog_file): Update is_elf_or_coff call.
182 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
184 * collect2.c (main): Fix enum comparison.
186 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
188 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
189 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
190 and TARGET_ASM_LTO_END.
191 * darwin.c: Include obstack.h and lto-streamer.h.
192 (lto_section_names_offset, lto_section_names_obstack,
193 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
195 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
196 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
198 (darwin_asm_lto_end): New function. Restore asm_out_file.
199 (darwin_asm_named_section): For LTO sections, replace the name with
200 the offset of the section name in a string table, and build this
202 (darwin_file_start): Initialize global vars for LTO support.
203 (darwin_file_end): If output to asm_out_file was redirected, append it
204 to the proper asm_out_file here. Add the section names section.
206 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
208 * c-pragma.c (pending_weak_d, pending_weak): New.
209 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
210 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
211 handle_pragma_weak): Update the uses of pending_weaks.
213 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
215 PR documentation/44016
216 * doc/standards.texi (Standards): Link to unversioned
217 cxx0x_status.html page.
219 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
222 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
223 in addition to TREE_USED, to avoid "set but unused" warnings.
225 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
227 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
228 (is_loop_prefetching_profitable): Do not insert prefetches
229 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
230 times the prefetch ahead distance.
232 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
234 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
235 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
236 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
239 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
241 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
242 a diagnostic info when the insn-to-mem ratio is too small.
244 2010-05-07 Richard Guenther <rguenther@suse.de>
246 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
248 (store_arg): Queue temp_filename for deletion instead of
251 2010-05-07 Richard Guenther <rguenther@suse.de>
253 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
254 (run_gcc): Handle LTRANS phase invocation.
255 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
257 2010-05-07 Jakub Jelinek <jakub@redhat.com>
259 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
260 this is also meaningful on PARM_DECLs and RESULT_DECLs.
262 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
264 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
266 2010-05-07 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/44020
269 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
270 code when PRE is not yet initialized.
272 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
274 * config/mips/dbxmdebug.h: Remove.
275 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
277 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
279 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
280 with null pointer and also warn about ordered comparison of zero with
283 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
285 * graphite-blocking.c
286 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
287 * graphite-clast-to-gimple.c
288 (clast_to_gcc_expression): Same.
289 (precision_for_value): Same.
290 (precision_for_interval): Same.
291 (gcc_type_for_interval): Same.
292 (graphite_create_new_guard): Same.
293 (compute_bounds_for_level): Same.
294 (graphite_create_new_loop_guard): Same.
295 * graphite-interchange.c
296 (build_linearized_memory_access): Same.
297 (pdr_stride_in_loop): Same.
298 (memory_strides_in_loop_1): Same.
299 (memory_strides_in_loop): Same.
300 (extend_scattering): Same.
301 (psct_scattering_dim_for_loop_depth): Same.
302 (pbb_number_of_iterations): Same.
304 (debug_iteration_domains): Same.
306 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
307 (ppl_set_inhomogeneous_gmp): Same.
308 (ppl_strip_loop): Same.
309 (ppl_lexico_compare_linear_expressions): Same.
310 (ppl_read_polyhedron_matrix): Same.
311 (ppl_max_for_le_pointset): Same.
313 (ppl_read_polyhedron_matrix): Same.
314 (tree_int_to_gmp): Same.
315 (gmp_cst_to_tree): Same.
316 (ppl_set_inhomogeneous): Same.
317 (ppl_set_inhomogeneous_tree): Same.
318 (ppl_set_coef): Same.
319 (ppl_set_coef_tree): Same.
320 * graphite-sese-to-poly.c
321 (build_pbb_scattering_polyhedrons): Same.
322 (build_scop_scattering): Same.
323 (scan_tree_for_params_right_scev): Same.
324 (scan_tree_for_params): Same.
325 (find_params_in_bb): Same.
326 (find_scop_parameters): Same.
327 (add_upper_bounds_from_estimated_nit): Same.
328 (build_loop_iteration_domains): Same.
329 (add_condition_to_domain): Same.
330 (pdr_add_memory_accesses): Same.
332 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
334 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
335 CLooG's value_* macros to their respective mpz_* counterparts.
336 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
337 (graphite_create_new_loop_guard): Same.
338 * graphite-interchange.c (build_linearized_memory_access): Same.
339 (pdr_stride_in_loop): Same.
340 (memory_strides_in_loop_1): Same.
341 (1st_interchange_profitable_p): Same.
342 * graphite-poly.c (extend_scattering): Same.
343 (psct_scattering_dim_for_loop_depth): Same.
344 (pbb_number_of_iterations): Same.
345 (pbb_number_of_iterations_at_time): Same.
346 * graphite-poly.h (new_1st_loop): Same.
347 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
348 (oppose_constraint): Same.
349 (insert_constraint_into_matrix): Same.
350 (ppl_set_inhomogeneous_gmp): Same.
351 (ppl_set_coef_gmp): Same.
352 (ppl_strip_loop): Same.
353 (ppl_lexico_compare_linear_expressions): Same.
354 (ppl_max_for_le_pointset): Same.
355 (ppl_min_for_le_pointset): Same.
356 (ppl_build_realtion): Same.
357 * graphite-ppl.h (gmp_cst_to_tree): Same.
358 (ppl_set_inhomogeneous): Same.
359 (ppl_set_inhomogeneous_tree): Same.
360 (ppl_set_coef): Same.
361 (ppl_set_coef_tree): Same.
362 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
363 (build_scop_scattering): Same.
364 (add_value_to_dim): Same.
365 (scan_tree_for_params_right_scev): Same.
366 (scan_tree_for_params_int): Same.
367 (scan_tree_for_params): Same.
368 (find_params_in_bb): Same.
369 (find_scop_parameters): Same.
370 (add_upper_bounds_from_estimated_nit): Same.
371 (build_loop_iteration_domains): Same.
372 (create_linear_expr_from_tree): Same.
373 (add_condition_to_domain): Same.
374 (pdr_add_memory_accesses): Same.
376 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
377 Jason Merrill <jason@redhat.com>
379 * c-common.c (c_common_reswords): Add nullptr.
380 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
381 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
382 (gen_type_die_with_usage): Likewise.
383 * dbxout.c (dbxout_type): Likewise.
384 * sdbout.c (plain_type_1): Likewise.
386 2010-05-06 Jason Merrill <jason@redhat.com>
388 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
389 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
391 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
393 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
394 stripping WITH_SIZE_EXPR.
395 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
398 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
400 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
401 list of obsolete configurations.
402 Disabled check for obsolete configurations.
403 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
404 Removed support for previous versions.
405 * config/mips/iris.h: Removed.
406 * config/mips/iris5.h: Removed.
407 * config/mips/iris6.h: Merged old iris.h contents.
408 (TARGET_IRIX): Removed.
409 (DRIVER_SELF_SPECS): Removed mabi=32.
410 (IDENT_ASM_OP): Removed undef.
411 (STARTFILE_SPEC): Removed mabi=32.
412 (ENDFILE_SPEC): Likewise.
413 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
414 (MACHINE_TYPE): Update for IRIX 6.5.
415 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
416 TARGET_IRIX by TARGET_IRIX6.
417 (mips_file_start): Likewise.
418 (mips_output_external): Remove IRIX 5/6 O32 support.
419 (mips_output_function_prologue): Likewise.
420 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
422 (TARGET_CPU_CPP_BUILTINS): Likewise.
423 (TARGET_IRIX): Removed.
424 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
425 (MULTILIB_DIRNAMES): Removed 32.
426 (MULTILIB_OSDIRNAMES): Removed ../lib.
427 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
428 (Specific, mips-sgi-irix5): Document removal.
429 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
430 Remove references to older IRIX 6 releases and the O32 ABI.
432 2010-05-06 Jakub Jelinek <jakub@redhat.com>
435 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
436 instead of DF_REF_REAL_REG.
438 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
441 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
442 handling to still return true for x64 targets.
444 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
446 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
448 2010-05-06 Jan Hubicka <jh@suse.cz>
450 PR tree-optimization/43791
451 * ipa-inline.c (update_caller_keys): Remove bogus
452 disregard_inline_limits check.
454 2010-05-06 Michael Matz <matz@suse.de>
456 PR tree-optimization/43984
457 * tree-ssa-pre.c (inserted_phi_names): Remove.
458 (inserted_exprs): Change to bitmap.
459 (create_expression_by_pieces): Set bits, don't append to vector.
460 (insert_into_preds_of_block): Don't handle inserted_phi_names.
461 (eliminate): Don't look at inserted_phi_names, remove deleted
462 insns from inserted_exprs.
463 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
464 (init_pre, fini_pre): Allocate and free bitmaps.
465 (execute_pre): Insert insns on edges before elimination.
467 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
469 * tree.c (initializer_zerop): Handle STRING_CST.
471 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
474 * doc/invoke.texi (Wimplicit): Document as C only.
475 * opts.c (common_handle_option): Add argument kind.
476 (handle_option): Rename as read_cmdline_option. Factor out code to...
477 (handle_option): ... here. New.
478 (handle_options): Rename as read_cmdline_options.
479 (decode_options): Update call.
480 (set_option): Use option index instead of option pointer. Classify
481 diagnostics correctly.
482 (enable_warning_as_error): Call handle_option.
483 * opts.h (set_option): Update declaration.
484 (handle_option): Declare.
485 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
486 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
487 * c-opts.c (set_Wimplicit): Delete.
488 (c_family_lang_mask): New static constant.
489 (c_common_handle_option): Add argument kind. Use handle_option
490 instead of set_Wimplicit.
491 (c_common_post_options): warn_implicit and warn_implicit_int
492 are disabled by default.
493 * c-common.c (warn_implicit): Do not define here.
494 * c-common.h (warn_implicit): Do not declare here.
495 (c_common_handle_option): Update declaration.
496 * lto-opts.c (lto_reissue_options): Update call to set_option.
498 2010-05-06 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/43571
501 * domwalk.c (walk_dominator_tree): Walk the dominator
502 sons in more optimal order.
504 2010-05-06 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/43934
507 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
508 (stmt_cost): Likewise.
509 (extract_true_false_args_from_phi): New helper.
510 (determine_max_movement): For PHI nodes verify we can hoist them
511 and compute their cost.
512 (determine_invariantness_stmt): Handle PHI nodes.
513 (move_computations_stmt): Likewise. Hoist PHI nodes in
514 if-converted form using COND_EXPRs.
515 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
516 (tree_ssa_lim): Likewise.
517 * tree-flow.h (tree_ssa_lim): Adjust prototype.
518 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
520 2010-05-06 Richard Guenther <rguenther@suse.de>
522 PR tree-optimization/43987
523 * tree-ssa-structalias.c (could_have_pointers): For possibly
524 address-taken variables force pointers to be recorded.
525 (create_variable_info_for_1): Likewise.
526 (push_fields_onto_fieldstack): Pass in wheter all fields
528 (find_func_aliases): Query types instead of vars whether
529 they contain pointers where appropriate.
531 2010-05-06 Jan Hubicka <jh@suse.cz>
533 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
534 (record_reference, mark_address, mark_load, mark_store): Record
536 (record_references_in_initializer): Update call of record_references.
537 (rebuild_cgraph_edges): Remove all references before rebuiding.
538 * cgraph.c (cgraph_create_node): Clear ref list.
539 (cgraph_remove_node): Remove references.
540 (dump_cgraph_node): Dump references.
541 (cgraph_clone_node): Clone references.
542 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
543 (struct cgraph_node, varpool_node): Add ref_lst.
544 * ipa-ref.c: New file.
545 * ipa-ref.h: New file.
546 * ipa-ref-inline.h: New file.
547 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
548 (referenced_from_other_partition_p): New function.
549 (lto_output_varpool_node): Take set arugment; call
550 referenced_from_other_partition.
551 (lto_output_ref): New.
552 (add_references): New.
554 (output_cgraph): Compute boundary based on references; output refs.
555 (output_varpool): Accept cgraph_node_set argument.
558 (input_cgraph): Call input_refs.
559 * lto-section-in.c (lto_section_name): Add refs.
560 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
561 (ipa-ref.o): New file.
562 * varpool.c (varpool_node): Clear ipa ref list.
563 (varpool_remove_node): Remove references.
564 (dump_varpool_node): Dump references.
565 (varpool_assemble_decl): Only compile finalized ones.
566 (varpool_extra_name_alias): Initialize ref list.
567 * lto-streamer.c (lto-get_section_name): Add .refs section.
568 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
569 (referenced_from_other_partition_p): Declared.
571 2010-05-06 Ira Rosen <irar@il.ibm.com>
573 PR tree-optimization/43901
574 * tree-vect-stmts.c (vectorizable_call): Assert that vector
575 type is not NULL if it's transformation phase, and return
576 FALSE if it's analysis.
577 (vectorizable_conversion, vectorizable_operation,
578 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
580 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
582 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
584 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
586 * config/mips/mips-protos.h
587 (mips_small_register_classes_for_mode_p): Delete prototype.
589 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
591 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
592 * config/arm/arm.c (multiple_operation_profitable_p,
593 compute_offset_order): New static functions.
594 (load_multiple_sequence, store_multiple_sequence): Use them.
595 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
596 memory offsets, not register numbers.
597 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
599 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
601 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
602 (get_pending_sizes, put_pending_size, put_pending_sizes):
603 Update the uses of pending_sizes.
604 * c-decl.c (store_parm_decls): Likewise.
605 * c-tree.h (struct c_arg_info): Likewise.
606 * tree.h: Update the prototype for get_pending_sizes and
609 2010-05-05 Jason Merrill <jason@redhat.com>
612 * c-common.c (handle_aligned_attribute): Respect
613 ATTR_FLAG_TYPE_IN_PLACE.
616 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
617 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
618 (TARGET_INITIALIZER): Use it.
619 * c-common.c (attribute_takes_identifier_p): Call it.
620 * c-common.h: Update prototype.
621 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
622 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
624 2010-05-05 Jakub Jelinek <jakub@redhat.com>
627 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
628 DW_ID_down_case for Fortran compilation units.
630 2010-05-05 Jan Hubicka <jh@suse.cz>
632 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
635 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
637 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
638 a variable-sized RESULT_DECL.
640 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
642 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
644 2010-05-05 Jason Merrill <jason@redhat.com>
647 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
649 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
651 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
652 Jakub Jelinek <jakub@redhat.com>
655 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
656 (dead_debug_init, dead_debug_finish): New functions.
657 (dead_debug_add, dead_debug_insert_before): Likewise.
658 (df_note_bb_compute): Initialize a dead_debug object, add dead
659 debug uses to it, insert debug bind insns before death insns,
660 reset debug insns that refer to pending uses at the end.
661 * rtl.h (make_debug_expr_from_rtl): New prototype.
662 * varasm.c (make_debug_expr_from_rtl): New function.
664 2010-05-05 Jan Hubicka <jh@suse.cz>
666 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
667 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
668 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
669 lto_varpool_encoder_deref, lto_varpool_encoder_size,
670 lto_varpool_encoder_encode_initializer_p,
671 lto_set_varpool_encoder_encode_initializer): New functions.
672 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
674 (input_varpool_node): Do not always set analyzed.
675 (input_cgraph_1): Return vector of cgraph nodes.
676 (input_varpool_1): Return vector of varpools.
677 (input_cgraph): Free the vectors.
678 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
679 output only initializers needed.
680 (lto_output): Only call output_cgraph.
681 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
682 * lto-section-out.c (lto_new_out_decl_state): Initialize
683 state->varpool_node_encoder.
684 * lto-streamer.h (lto_varpool_encoder_d): New.
685 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
686 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
687 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
688 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
689 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
691 (output_varpool, input_varpool): Remove declarations.
693 2010-05-05 Jan Hubicka <jh@suse.cz>
695 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
696 with body can prevail.
698 2010-05-05 Jan Hubicka <jh@suse.cz>
700 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
703 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
705 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
707 * gengtype.h (erro_at_line): Constify pos argument.
709 * gengtype.c: Include hashtab.h.
710 (enum gc_used): Document GC_MAYBE_POINTED_TO.
711 (error_at_line): Constify pos argument.
712 (do_typedef): Initialize p->opt field.
713 (get_file_gtfilename): Fix comment typo.
714 (struct walk_type_data): Constify line field.
715 (get_output_file_for_structure): New function.
716 (write_local_func_for_structure): Constify orig_s argument.
717 Use get_output_file_for_structure.
718 (write_func_for_structure): Use get_output_file_for_structure.
719 (INDENT): New define.
720 (dump_pair, dump_type, dump_type_list, dump_typekind)
721 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
722 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
724 (seen_types): New variable.
725 (main): New variable do_dump. Process "-d" command line option.
726 Call dump_everything if dump requested.
728 2010-05-05 Jakub Jelinek <jakub@redhat.com>
730 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
731 in a temporary instead of invoking the macro multiple times.
732 (track_expr_p): Likewise.
734 2010-05-04 Neil Vachharajani <nvachhar@google.com>
736 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
738 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
739 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
740 conditions for printing notes.
741 * common.opt (-Wcoverage-mismatch): Allow negative, default to
742 true, update documentation.
743 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
745 2010-05-04 Jakub Jelinek <jakub@redhat.com>
748 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
751 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
754 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
755 (*sse_prologue_save_insn1): Likewise.
756 (SSE prologue save splitter): Likewise.
758 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
760 * tree.c (free_lang_data_in_one_sizepos): New inline function.
761 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
762 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
763 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
764 all decls. Call it on DECL_FIELD_OFFSET of fields.
765 (find_decls_types_r): Follow DECL_VALUE_EXPR.
766 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
768 2010-05-04 Martin Jambor <mjambor@suse.cz>
770 * tree-sra.c (build_access_from_expr_1): The first parameter type
771 changed to simple tree.
772 (build_access_from_expr): Likewise, gsi parameter was eliminated.
773 (scan_assign_result): Renamed to assignment_mod_result, enum elements
775 (build_accesses_from_assign): Removed all parameters except for a
776 simple gimple statement. Now returns a simple bool.
777 (scan_function): All non-analysis parts moved to separate functions
778 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
779 parameters and updated both callers.
780 (sra_modify_expr): Removed parameter data.
781 (sra_modify_function_body): New function.
782 (perform_intra_sra): Call sra_modify_function_body to modify the
784 (replace_removed_params_ssa_names): Parameter data changed into
786 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
787 changed the parameter dont_convert to convert with the opposite
789 (sra_ipa_modify_assign): Parameter data changed into adjustments
790 vector, return value changed to bool.
791 (ipa_sra_modify_function_body): New function.
792 (sra_ipa_reset_debug_stmts): Updated a comment.
793 (modify_function): Use ipa_sra_modify_function_body to modify function
796 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
799 * alias.c (true_dependence): Handle the same VALUE in x and mem.
800 (canon_true_dependence): Likewise.
801 (write_dependence_p): Likewise.
803 2010-05-04 Jan Hubicka <jh@suse.cz>
805 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
806 * cgraphbuild.c: Include ipa-utils.h
807 (record_reference_ctx): New struct.
808 (record_reference): Simplify to work on initializers; not statements.
809 (mark_address, mark_load, mark_store): New.
810 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
812 (record_references_in_initializer): Update use of record_reference.
813 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
816 2010-05-04 Jan Hubicka <jh@suse.cz>
818 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
819 node will be removed anyway.
820 (lto_varpool_replace_node): Allow also unanalyzed nodes;
821 relink aliases of node into prevailing node.
822 * varpool.c (varpool_remove_node): Remove aliases properly;
823 when removing node, remove all its aliases too; remove DECL_INITIAL
824 of removed node; ggc_free the varpool node.
826 2010-05-04 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/43879
829 * tree-ssa-structalias.c (alias_get_name): Use
830 DECL_ASSEMBLER_NAME if available.
831 (create_function_info_for): Return the varinfo node.
832 (ipa_pta_execute): Associate same-body aliases and extra names
833 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
835 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
839 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
842 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
843 only if HONOR_REG_ALLOC_ORDER is not defined.
845 2010-05-04 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/43949
848 * tree-vrp.c (extract_range_from_binary_expr): Only handle
851 2010-04-26 Jason Merrill <jason@redhat.com>
853 * c.opt (-fstrict-enums): New.
854 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
856 2010-05-03 David Ung <davidu@mips.com>
857 James E. Wilson <wilson@codesourcery.com>
859 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
860 emit the trap instruction before the divide for TUNE_74K.
862 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
864 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
865 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
866 based on the above, for new target hook.
868 * hooks.c (hook_bool_mode_true): New generic hook.
869 * hooks.h (hook_bool_mode_true): Add prototype.
871 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
873 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
874 target hook, set to hook_bool_mode_false.
875 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
876 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
877 with targetm.small_register_classes_for_mode_p.
878 (find_reusable_reload): Likewise.
879 (combine_reloads): Likewise.
880 * reload1.c (reload_as_needed): Likewise.
881 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
882 * ifcvt.c (noce_process_if_block, check_cond_move_block,
883 dead_or_predicable): Likewise.
884 * regmove.c (optimize_reg_copy_1): Likewise.
885 * calls.c (prepare_call_address): Likewise.
886 (precompute_register_parameters): Likewise.
888 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
890 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
891 implementation of the hook that considers all register classes
892 small except for SH64.
893 (sh_override_options): Use the new hook.
894 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
897 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
899 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
900 implementation of the hook that considers all register classes
902 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
905 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
907 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
908 implementation of the hook that considers all register classes
910 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
913 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
915 * config/m32c/m32c.h: Likewise.
916 * config/pdp11/pdp11.h: Likewise.
917 * config/avr/avr.h: Likewise.
918 * config/xtensa/xtensa.h: Likewise.
919 * config/m68hc11/m68hc11.h: Likewise.
920 * config/mn10300/mn10300.h: Likewise.
921 * config/mcore/mcore.h: Likewise.
922 * config/h8300/h8300.h: Likewise.
923 * config/bfin/bfin.h: Likewise.
925 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
926 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
928 2010-05-03 Anatoly Sokolov <aesok@post.ru>
930 * double-int.h (tree_to_double_int): Remove macro.
931 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
932 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
933 (tree_to_double_int): New function.
934 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
936 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
938 2010-05-03 Richard Guenther <rguenther@suse.de>
940 PR tree-optimization/43971
941 * tree-ssa-structalias.c (get_constraint_for_1): Fix
942 constraints in the !flag_delete_null_pointer_checks case.
944 2010-05-03 Jakub Jelinek <jakub@redhat.com>
947 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
948 result mode matches original rtl mode.
950 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
953 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
955 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
957 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
958 when processing flag options.
960 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
962 * gcov-iov.c (main): Change format string placeholder
963 from %#08x to 0x%08x.
964 * genchecksum.c (dosum): Change format string placeholder
965 from %#02x to 0x%02x.
967 2010-05-02 Richard Guenther <rguenther@suse.de>
969 PR tree-optimization/43879
970 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
972 2010-05-02 Bruno Haible <bruno@clisp.org>
974 * doc/extend.texi (Function Attributes): Fix a typo.
976 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
979 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
980 placeholder from 0x%x to %#x.
981 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
982 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
983 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
984 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
985 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
986 * config/i386/i386.c (ix86_target_string): Ditto.
987 * config/i386/i386.c (output_pic_addr_const): Ditto.
988 (print_operand): Ditto.
990 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
992 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
993 placeholder from 0x%x to %#x.
994 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
995 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
996 (ASM_OUTPUT_DEBUG_DATA): Ditto.
997 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
998 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
999 * optc-gen.awk: Ditto.
1000 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1001 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1002 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1003 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1005 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1007 * target.h (struct calls): Add function_value_regno_p field.
1008 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1009 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1010 * targhooks.c (default_function_value_regno_p): New function.
1011 * targhooks.h (default_function_value_regno_p): Declare function.
1012 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1013 * builtins.c. (apply_result_size): (Ditto.).
1014 * combine.c. (likely_spilled_retval_p): (Ditto.).
1015 * mode-switching.c. Include 'target.h'.
1016 (create_pre_exit): Use function_value_regno_p hook.
1017 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1018 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1019 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1021 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1022 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1023 (ix86_function_value_regno_p): Declare as static, change argument
1024 type to const unsigned int.
1025 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1027 2010-05-01 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/43949
1030 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1032 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1034 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1036 * rtl.h (CONST_DOUBLE_P): Define.
1037 (rtx_to_double_int): Declare.
1038 * emit-rtl.c (rtx_to_double_int): New function.
1039 * dwarf2out.c (insert_double): New function.
1040 (loc_descriptor, add_const_value_attribute): Clean up, use
1041 rtx_to_double_int and insert_double functions.
1043 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1045 * doc/extend.texi (Inline): Add missing return keyword to examples.
1046 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1049 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1051 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1052 the variable part of the offset as well. Use highest_pow2_factor for
1053 all alignment checks.
1055 2010-04-30 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/43879
1058 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1061 2010-04-30 Jan Hubicka <jh@suse.cz>
1063 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1065 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1067 2010-04-30 Jan Hubicka <jh@suse.cz>
1069 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1071 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1072 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1073 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1074 cgraph_node_set_needs_ltrans_p): Remove.
1076 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1078 * sdbout.c: Include vec.h, do not include varray.h.
1079 (deferred_global_decls, sdbout_global_decl,
1080 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1081 * toplev.c: Do not include varray.h.
1082 (dump_memory_report): Do not dump VARRAY statistics.
1083 * gengtype.c (open_base_file): Ignore varray.h.
1084 * Makefile.in: Update for abovementioned changes.
1085 Remove all traces of varray.c and varray.h.
1086 * varray.c: Remove file.
1087 * varray.h: Remove file.
1089 2010-04-30 Jan Hubicka <jh@suse.cz>
1091 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1094 2010-04-30 Jan Hubicka <jh@suse.cz>
1096 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1099 2010-04-30 Richard Guenther <rguenther@suse.de>
1101 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1102 constraints for CONSTRUCTOR.
1104 2010-04-30 Richard Guenther <rguenther@suse.de>
1107 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1108 first after all lowering passes.
1110 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1112 * toplev.c: Include varray.h for statistics dumping.
1113 * tree.h: Do not declare varray_head_tag.
1114 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1115 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1116 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1117 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1118 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1119 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1120 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1121 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1123 * Makefile.in: Update for abovementioned changes.
1125 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1128 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1130 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1132 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1133 Use this function to do machine-specific conversion.
1134 (picochip_legitimize_reload_address): Likewise.
1135 (picochip_legitimate_address_p): Check valid base register only if
1137 (picochip_check_conditional_copy): Check for modw only if opnd is
1139 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1140 to call the function in c.
1141 * config/picochip/picochip-protos.h
1142 (picochip_legitimize_reload_address): Define.
1143 * config/picochip/picochip.md (supported_compare1): Define.
1145 2010-04-30 Jan Hubicka <jh@suse.cz>
1147 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1148 (cgraph_global_info): Remove inlined.
1149 (LTO_cgraph_tag_names): Remove.
1150 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1151 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1152 simplify cgraph tags and document.
1153 (lto_output_node): Use only LTO_cgraph_unavail_node and
1154 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1155 for_functions_valid, global info, process and output flags.
1156 (input_overwrite_node): Initialize estimated stack size and
1157 estimated growth. Do not read flags we no longer store.
1158 (input_node): Likewise do not read info no longer stored.
1159 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1162 2010-04-30 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/43879
1165 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1166 handle non-zero initializers.
1168 2010-04-30 Richard Guenther <rguenther@suse.de>
1170 * builtins.c (fold_builtin_1): Delete free (0).
1172 2010-04-29 Jan Hubicka <jh@suse.cz>
1174 * gengtype.c (open_base_files): Add lto-streamer.h
1175 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1176 (pass_ipa_cp): GGC collect.
1177 * toplev. (compile_file): Do not output symbols.
1178 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1179 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1180 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1181 * lto-section-in.c: Include ggc.h
1182 (lto_new_in_decl_state): Alloc in GGC.
1183 (lto_delete_in_decl_state): Likewise.
1184 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1187 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1190 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1191 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1192 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1193 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1194 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1195 account only if HONOR_REG_ALLOC_ORDER is not defined.
1196 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1197 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1199 2010-04-29 Jon Grant <04@jguk.org>
1201 * collect2.c (vflag): Change type from int to bool.
1203 (helpflag): New global bool.
1204 (main): Set vflag and debug with boolean, not integer truth values.
1205 Accept new "--help" option and output usage text if found.
1206 * collect2.h (vflag): Update prototype.
1209 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1212 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1214 2010-04-29 Richard Guenther <rguenther@suse.de>
1217 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1218 with ATTRIBUTE_UNUSED.
1220 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1223 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1224 INSN_P with NONDEBUG_INSN_P.
1225 (distance_non_agu_define): Likewise.
1226 (distance_agu_use): Likewise.
1228 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1230 From Dominique d'Humieres <dominiq@lps.ens.fr>
1232 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1235 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1237 * plugin.h (invoke_plugin_callbacks): New inline function.
1238 * plugin.c (flag_plugin_added): New global flag.
1239 (add_new_plugin): Initialize above flag.
1240 (invoke_plugin_callbacks): Rename to ...
1241 (invoke_plugin_callbacks_full): ... this.
1243 2010-04-28 Jan Hubicka <jh@suse.cz>
1245 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1246 (lto_varpool_replace_node): New.
1247 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1248 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1249 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1250 * cgraph.h (varpool_node_ptr): New type.
1251 (varpool_node_ptr): New vector.
1252 (varpool_node_set_def): New structure.
1253 (varpool_node_set): New type.
1254 (varpool_node_set): New vector.
1255 (varpool_node_set_element_def): New structure.
1256 (varpool_node_set_element, const_varpool_node_set_element): New types.
1257 (varpool_node_set_iterator): New type.
1258 (varpool_node): Add prev pointers, add used_from_other_partition,
1260 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1261 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1262 varpool_get_node, varpool_remove_node): Declare.
1263 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1264 varpool_node_set_size): New inlines.
1265 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1266 * tree-pass.h (varpool_node_set_def): Forward declare.
1267 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1268 (ipa_write_optimization_summaries): Update prototype.
1269 * ipa-cp.c (ipcp_write_summary): Update.
1270 * ipa-reference.c (ipa_reference_write_summary): Update.
1271 * lto-cgraph.c (lto_output_varpool_node): New static function.
1272 (output_varpool): New function.
1273 (input_varpool_node): New static function.
1274 (input_varpool_1): New function.
1275 (input_cgraph): Input varpool.
1276 * ipa-pure-const.c (pure_const_write_summary): Update.
1277 * lto-streamer-out.c (lto_output): Update, output varpool too.
1278 (write_global_stream): Kill WPA hack.
1279 (produce_asm_for_decls): Update.
1280 (output_alias_pair_p): Handle variables.
1281 (output_unreferenced_globals): Output only needed partition of varpool.
1282 * ipa-inline.c (inline_write_summary): Update.
1283 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1285 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1286 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1287 varpool_node_set_new, varpool_node_set_add,
1288 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1289 debug_varpool_node_set): New functions.
1290 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1291 (execute_one_pass): Process new decls too.
1292 (ipa_write_summaries_2): Pass around vsets.
1293 (ipa_write_summaries_1): Likewise.
1294 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1296 (ipa_write_optimization_summaries_1): Pass around vsets.
1297 (ipa_write_optimization_summaries): Likewise.
1298 * varpool.c (varpool_get_node): New.
1299 (varpool_node): Update doubly linked lists.
1300 (varpool_remove_node): New.
1301 (dump_varpool_node): More dumping.
1302 (varpool_enqueue_needed_node): Update doubly linked lists.
1303 (decide_is_variable_needed): Kill ltrans hack.
1304 (varpool_finalize_decl): Kill lto hack.
1305 (varpool_assemble_decl): Skip decls in other partitions.
1306 (varpool_assemble_pending_decls): Update doubly linkes lists.
1307 (varpool_empty_needed_queue): Likewise.
1308 (varpool_extra_name_alias): Likewise.
1309 * lto-streamer.c (lto_get_section_name): Add vars section.
1310 * lto-streamer.h (lto_section_type): Update.
1311 (output_varpool, input_varpool): Declare.
1313 2010-04-28 Mike Stump <mikestump@comcast.net>
1315 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1317 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1319 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1320 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1321 (lto_input_ts_type_tree_pointers): Likewise.
1322 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1323 (lto_output_ts_type_tree_pointers): Likewise.
1325 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1327 Uniquization of constants at the Tree level
1328 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1329 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1331 (tree_output_constant_def): Declare.
1332 * gimplify.c (gimplify_init_constructor): When using block copy, first
1333 uniquize the constant constructor on the RHS.
1334 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1335 DECL_IN_CONSTANT_POOL flag.
1336 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1337 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1339 (assemble_variable): Deal with symbols belonging to the tree constant
1341 (get_constant_section): Add ALIGN parameter and simplify.
1342 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1343 (assemble_constant_contents): Use the expression of the VAR_DECL.
1344 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1345 (tree_output_constant_def): New global function.
1346 (mark_constant): Use the expression of the VAR_DECL.
1347 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1349 (output_object_block): Likewise and assemble the expression.
1351 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1353 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1354 hash_tree, eq_tree): New tree hash table.
1355 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1356 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1357 lto_orig_address_remove): Reimplement.
1359 2010-04-28 Xinliang David Li <davidxl@google.com>
1362 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1363 (compute_uninit_opnds_pos): New function.
1364 (is_non_loop_exit_postdominating): New function.
1365 (compute_control_dep_chain): New function.
1366 (find_pdom): New function.
1367 (convert_control_dep_chain_into_preds): New function.
1368 (find_predicates): New function.
1369 (find_control_equiv_block): New function.
1370 (collect_phi_def_edges): New function.
1371 (find_def_preds): New function.
1372 (find_dom): New function.
1373 (dump_predicates): New function.
1374 (get_cmp_code): New function.
1375 (is_value_included_in): New function.
1376 (find_matching_predicate_in_rest_chains): New function.
1377 (use_pred_not_overlap_with_undef_path_pred): New function.
1378 (is_use_properly_guarded): New function.
1379 (normalize_cond_1): New function.
1380 (is_and_or_or): New function.
1381 (normalize_cond): New function.
1382 (is_gcond_subset_of): New function.
1383 (is_subset_of_any): New function.
1384 (is_or_set_subset_of): New function.
1385 (is_and_set_subset_of): New function.
1386 (is_norm_cond_subset_of): New function.
1387 (is_pred_expr_subset_of): New function.
1388 (is_pred_chain_subset_of): New function.
1389 (is_included_in): New function.
1390 (is_superset_of): New function.
1391 (find_uninit_use): New function.
1392 (warn_uninitialized_phi): New function.
1393 (compute_possibly_undefined_names): New function.
1394 (ssa_undefined_value_p): New function.
1395 (execute_late_warn_uninitialized): New function.
1396 * tree-ssa.c (ssa_undefined_value_p): Removed.
1397 (warn_uninit): Changed to extern.
1398 (warn_uninitialized_phi): Removed.
1399 (warn_uninitialized_vars): Changed to extern.
1400 (execute_late_warn_uninitialized): Removed
1401 * tree-flow.h: Add new prototypes.
1402 * timevar.def: Add new time variable.
1403 * Makefile.in: Add new build file.
1405 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1407 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1410 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1413 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1415 2010-04-28 Martin Jambor <mjambor@suse.cz>
1417 * cgraph.h (struct cgraph_node): New field indirect_calls.
1418 (struct cgraph_indirect_call_info): New type.
1419 (struct cgraph_edge): Removed field indirect_call. New fields
1420 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1421 (cgraph_create_indirect_edge): Declare.
1422 (cgraph_make_edge_direct): Likewise.
1423 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1424 * ipa-prop.h (struct ipa_param_call_note): Removed.
1425 (struct ipa_node_params): Removed field param_calls.
1426 (ipa_create_all_structures_for_iinln): Declare.
1427 * cgraph.c: Described indirect edges and uids in initial comment.
1428 (cgraph_add_edge_to_call_site_hash): New function.
1429 (cgraph_edge): Search also among the indirect edges, use
1430 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1431 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1432 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1434 (initialize_inline_failed): Assign a reason to indirect edges.
1435 (cgraph_create_edge_1): New function.
1436 (cgraph_create_edge): Moved some functionality to
1437 cgraph_create_edge_1.
1438 (cgraph_create_indirect_edge): New function.
1439 (cgraph_edge_remove_callee): Add an assert checking for
1441 (cgraph_edge_remove_caller): Special-case indirect edges.
1442 (cgraph_remove_edge): Likewise.
1443 (cgraph_set_edge_callee): New function.
1444 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1445 (cgraph_make_edge_direct): New function.
1446 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1447 the declaration of the call statement matches.
1448 (cgraph_node_remove_callees): Special-case indirect edges.
1449 (cgraph_clone_edge): Likewise.
1450 (cgraph_clone_node): Clone also the indirect edges.
1451 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1452 indirect_call, dump count of indirect_calls edges.
1453 * ipa-prop.c (iinlining_processed_edges): New variable.
1454 (ipa_note_param_call): Create indirect edges instead of
1455 creating notes. New parameter node.
1456 (ipa_analyze_call_uses): New parameter node, pass it on to
1457 ipa_note_param_call.
1458 (ipa_analyze_stmt_uses): Likewise.
1459 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1460 (print_edge_addition_message): Work on edges rather than on notes.
1461 (update_call_notes_after_inlining): Likewise, renamed to
1462 update_indirect_edges_after_inlining.
1463 (ipa_create_all_structures_for_iinln): New function.
1464 (ipa_free_node_params_substructures): Do not free notes.
1465 (ipa_edge_duplication_hook): Propagate bits within
1466 iinlining_processed_edges bitmap.
1467 (ipa_node_duplication_hook): Do not duplicate notes.
1468 (free_all_ipa_structures_after_ipa_cp): Renamed to
1469 ipa_free_all_structures_after_ipa_cp.
1470 (free_all_ipa_structures_after_iinln): Renamed to
1471 ipa_free_all_structures_after_iinln.
1472 (ipa_write_param_call_note): Removed.
1473 (ipa_read_param_call_note): Removed.
1474 (ipa_write_indirect_edge_info): New function.
1475 (ipa_read_indirect_edge_info): Likewise.
1476 (ipa_write_node_info): Do not stream notes, do stream information
1478 (ipa_read_node_info): Likewise.
1479 (lto_ipa_fixup_call_notes): Removed.
1480 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1481 * ipa-inline.c (pass_ipa_inline): Likewise.
1482 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1483 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1484 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1486 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1488 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1489 (output_cgraph): Stream also indirect edges.
1490 (lto_output_edge): Added capability to stream indirect edges.
1491 (input_edge): Likewise.
1492 (input_cgraph_1): Likewise.
1493 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1496 2010-04-28 Richard Guenther <rguenther@suse.de>
1498 PR tree-optimization/43879
1499 PR tree-optimization/43909
1500 * tree-ssa-structalias.c (struct variable_info): Add
1501 only_restrict_pointers flag.
1502 (new_var_info): Initialize it. Increment stats.total_vars here.
1503 (create_function_info_for): Do not increment stats.total_vars here.
1504 (get_function_part_constraint): Fix build with C++.
1505 (insert_into_field_list): Remove.
1506 (push_fields_onto_fieldstack): Properly merge fields.
1507 (create_variable_info_for): Split and simplify.
1508 (create_variable_info_for_1): New piece.
1509 (intra_create_variable_infos): Properly make restrict constraints
1512 2010-04-28 Richard Guenther <rguenther@suse.de>
1515 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1517 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1518 Jan Hubicka <hubicka@ucw.cz>
1520 * doc/invoke.texi (-Wsuggest-attribute=const,
1521 -Wsuggest-attribute=pure): Document.
1522 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1523 (function_always_visible_to_compiler_p,
1524 suggest_attribute, warn_function_pure, warn_function_const):
1526 (check_call): Improve debug info.
1527 (analyze_function): Do not check availability.
1528 (add_new_function): Check availability.
1529 (propagate): Output warnings.
1530 (skip_function_for_local_pure_const): New function.
1531 (local_pure_const): Use it; output warnings.
1532 * common.opt (Wsuggest-attribute=const,
1533 Wsuggest-attribute=pure): New.
1535 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1537 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1538 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1539 or DW_CFA_def_cfa_offset{,_sf}.
1541 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1543 * tree.h: Fix truncated long macros.
1545 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1547 * collect2.c (TARGET_64BIT): Redefine to target's default.
1548 * tlink.c: Likewise.
1549 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1550 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1551 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1552 for underscoring __USER_LABEL_PREFIX__.
1553 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1554 (SUB_LINK_ENTRY32): New.
1555 (SUB_LINK_ENTRY64): New.
1556 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1557 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1558 (SUB_LINK_ENTRY64): New.
1559 (SUB_LINK_ENTRY): New.
1560 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1561 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1562 x64 target is choosen.
1563 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1564 * configure: Regenerated.
1565 * configure.ac (leading-mingw64-underscores): Option added.
1567 2010-04-27 Jan Hubicka <jh@suse.cz>
1569 * doc/invoke.texi (-fipa-profile): Document.
1570 * opts.c (decode_options): Enable ipa-profile at -O1.
1571 * timevar.def (TV_IPA_PROFILE): Define.
1572 * common.opt (fipa-profile): Add.
1573 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1575 (cgraph_propagate_frequency): Handle only local ones.
1576 * tree-pass.h (pass_ipa_profile): Declare.
1577 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1578 (pass_ipa_profile): Use TV_IPA_PROFILE.
1579 * ipa.c (ipa_profile): New function.
1580 (gate_ipa_profile): Likewise.
1581 (pass_ipa_profile): New global variable.
1582 * passes.c (pass_ipa_profile): New.
1584 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1586 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1588 2010-04-27 Martin Jambor <mjambor@suse.cz>
1591 * ipa.c (dissolve_same_comdat_group_list): New function.
1592 (function_and_variable_visibility): Call
1593 dissolve_same_comdat_group_list when comdat group contains external or
1595 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1596 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1598 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1600 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1601 (const_hash_1) <VECTOR_CST>: New case.
1602 (compare_constant) <VECTOR_CST>: Likewise.
1603 <ADDR_EXPR>: Deal with LABEL_REFs.
1604 (copy_constant) <VECTOR_CST>: New case.
1606 2010-04-27 Jan Hubicka <jh@suse.cz>
1608 * cgraph.c (cgraph_propagate_frequency): New function.
1609 * cgraph.h (cgraph_propagate_frequency): Declare.
1610 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1611 cgraph_propagate_frequency.
1613 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1615 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1617 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1620 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1621 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1622 here to determine which regs to push and how much stack to reserve.
1624 2010-04-27 Jie Zhang <jie@codesourcery.com>
1626 * doc/gimple.texi (gimple_statement_with_ops): Remove
1627 addresses_taken field.
1628 (gimple_statement_with_memory_ops): Likewise.
1630 2010-04-27 Jan Hubicka <jh@suse.cz>
1632 * tree-inline.c (eni_inlining_weights): Remove.
1633 (estimate_num_insns): Special case more builtins.
1635 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1638 * c-typeck.c (build_binary_op): Move forward check for comparison
1639 pointer with null pointer constant and adjust the diagnostic message.
1641 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1644 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1645 binutils supports extended .section directive needed by LTO, or
1646 warn if older binutils found.
1647 (LTO_BINARY_READER): New AC_SUBST'd variable.
1648 (LTO_USE_LIBELF): Likewise.
1649 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1651 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1652 (LTO_USE_LIBELF): Likewise.
1653 * configure: Regenerate.
1655 * collect2.c (is_elf): Rename from this ...
1656 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1657 object files in addition to ELF-formatted ones.
1658 (scan_prog_file): Caller updated. Also allow for LTO info marker
1659 symbol to be prefixed or not by an extra underscore.
1661 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1662 * config/i386/winnt.c: Also #include lto-streamer.h
1663 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1665 (i386_pe_asm_output_aligned_decl_common): Add comment.
1666 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1668 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1671 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1672 Add missing earlyclobber for second alternative.
1674 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1676 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1677 bits for artificial defs at the top of the block.
1678 * fwprop.c (single_def_use_enter_block): Don't call it.
1680 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1683 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1684 instead of "$gcc_cv_objdump -T".
1685 Use "-undefined dynamic_lookup" on darwin.
1686 * gcc/configure: Regenerate.
1688 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1691 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1693 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1695 * c-parser.c (struct c_token): Move location field up.
1696 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1697 (struct c_declspecs): Convert typespec_word, storage_class, and
1698 default_int_p into bitfields.
1699 (struct c_declarator): Move loc field up.
1701 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1703 * cfgloop.h (struct loop): Move can_be_parallel field up.
1704 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1705 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1707 (struct iv_cand): Convert pos field into a bitfield.
1708 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1710 (struct _stmt_vec_info): Shuffle fields for better packing.
1712 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1714 * varasm.c (IN_NAMED_SECTION): Remove guard.
1715 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1716 (IN_NAMED_SECTION_P): ...this.
1717 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1718 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1720 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1722 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1723 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1724 of shadowing it. Fix comments.
1726 2010-04-26 Jan Hubicka <jh@suse.cz>
1728 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1729 (cgraph_clone_node): Copy function frequency.
1730 * cgraph.h (node_frequency): New enum
1731 (struct cgraph_node): Add.
1732 * final.c (rest_of_clean_state): Update.
1733 * lto-cgraph.c (lto_output_node): Output node frequency.
1734 (input_overwrite_node): Input node frequency.
1735 * tre-ssa-loop-ivopts (computation_cost): Update.
1736 * lto-streamer-out.c (output_function): Do not output function
1738 * predict.c (maybe_hot_frequency_p): Update and handle functions
1740 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1742 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1743 (compute_function_frequency): Set noreturn functions to be executed
1745 (choose_function_section): Update.
1746 * lto-streamer-in.c (input_function): Do not input function frequency.
1747 * function.c (allocate_struct_function): Do not initialize function
1749 * function.h (function_frequency): Remove.
1750 (struct function): Remove function frequency.
1751 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1752 (try_update): Update.
1753 * tree-inline.c (initialize_cfun): Do not update function frequency.
1754 * passes.c (pass_init_dump_file): Update.
1755 * i386.c (ix86_compute_frame_layout): Update.
1756 (ix86_pad_returns): Update.
1758 2010-04-26 Jie Zhang <jie@codesourcery.com>
1760 PR tree-optimization/43833
1761 * tree-vrp.c (range_int_cst_p): New.
1762 (range_int_cst_singleton_p): New.
1763 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1764 when both operands are constants. Use range_int_cst_p in
1767 2010-04-26 Jan Hubicka <jh@suse.cz>
1769 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1771 2010-04-26 Richard Guenther <rguenther@suse.de>
1774 * gimple.c (gimple_decl_printable_name): Deal gracefully
1775 with a NULL DECL_NAME.
1777 2010-04-26 Richard Guenther <rguenther@suse.de>
1780 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1781 if emitting debug information and it is either a function
1782 or a namespace decl.
1784 2010-04-26 Ira Rosen <irar@il.ibm.com>
1786 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1787 determine if the statement is vectorizable, and a macro to access it.
1788 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1789 Skip statements that can't be vectorized. If the analysis fails,
1790 mark the statement as unvectorizable if vectorizing basic block.
1791 (vect_compute_data_refs_alignment): Likewise.
1792 (vect_verify_datarefs_alignment): Skip statements marked as
1793 unvectorizable. Add print.
1794 (vect_analyze_group_access): Skip statements that can't be
1795 vectorized. If the analysis fails, mark the statement as
1796 unvectorizable if vectorizing basic block.
1797 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1798 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1799 generated stmts for SLP.
1800 (new_stmt_vec_info): Initialize the new field.
1801 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1802 statements marked as unvectorizable.
1804 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1806 * c-common.c (flag_isoc1x): New.
1807 (flag_isoc99): Update comment.
1808 * c-common.h (flag_isoc1x): New.
1809 (flag_isoc99): Update comment.
1810 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1811 __<type>_DECIMAL_DIG__.
1812 * c-opts.c (set_std_c1x): New.
1813 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1814 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1815 * c.opt (-std=c1x, -std=gnu1x): New options.
1816 * doc/cpp.texi: Mention -std=c1x.
1817 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1818 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1819 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1820 * doc/standards.texi: Mention C1X.
1821 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1822 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1823 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1826 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1829 placeholder from 0x%x to %#x.
1830 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1831 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1832 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1833 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1834 * config/i386/i386.c (ix86_target_string): Ditto.
1835 (output_pic_addr_const): Ditto.
1836 (print_operand): Ditto.
1838 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1840 * combine.c (find_split_point): Add third argument. Use it
1841 to find nested multiply-accumulate instructions. Adjust calls.
1842 (try_combine): Adjust call to find_split_point.
1844 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1846 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1848 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1850 PR tree-optimization/41442
1851 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1852 (fold_binary_loc): Call it.
1854 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1856 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1857 * opts.c (common_handle_option): Allow disabling it.
1858 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1860 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1862 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1863 between modes if both types are integral.
1865 2010-04-23 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/43572
1868 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1870 2010-04-23 Richard Guenther <rguenther@suse.de>
1873 * tree-inline.c (tree_can_inline_p): Also check compatibility
1876 2010-04-23 Martin Jambor <mjambor@suse.cz>
1878 PR tree-optimization/43846
1879 * tree-sra.c (struct access): New flag grp_assignment_read.
1880 (build_accesses_from_assign): Set grp_assignment_read.
1881 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1882 (enum mark_read_status): New type.
1883 (analyze_access_subtree): Propagate grp_assignment_read, create
1884 accesses also if both direct_read and root->grp_assignment_read.
1886 2010-04-23 Martin Jambor <mjambor@suse.cz>
1889 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1890 function does not have type attributes.
1892 2010-04-23 Richard Guenther <rguenther@suse.de>
1895 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1898 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1900 * sese.h (create_if_region_on_edge): Remove.
1902 * sese.c (create_if_region_on_edge): Make static.
1904 * tree-inline.c: Do not include ggc.h.
1906 * expr.c: Do not include ggc.h.
1908 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1911 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1914 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1915 in the middle of insns for casesi_worker_2.
1917 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1919 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1921 2010-04-22 Ira Rosen <irar@il.ibm.com>
1923 PR tree-optimization/43842
1924 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1925 loop unrolling in update of exit phis. Fix comment.
1926 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1927 least two reduction statements in the loop before starting SLP
1930 2010-04-22 Nick Clifton <nickc@redhat.com>
1932 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1934 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1936 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1939 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1941 * tree-parloops.c (loop_parallel_p): New argument
1942 parloop_obstack. Pass it down.
1943 (parallelize_loops): New variable parloop_obstack. Initialize it,
1944 pass it down, free it.
1946 * tree-loop-linear.c (linear_transform_loops): Pass down
1949 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1950 of type struct obstack *.
1952 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1953 scratch_obstack. Initialize it, pass down, free it.
1955 * lambda.h (lambda_loop_new): Remove.
1956 (lambda_matrix_new, lambda_matrix_inverse)
1957 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1958 argument of type struct obstack *.
1960 * lambda-trans.c (lambda_trans_matrix_new): New argument
1961 lambda_obstack. Pass it down, use obstack allocation for ret.
1962 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1965 * lambda-mat.c (lambda_matrix_get_column)
1966 (lambda_matrix_project_to_null): Remove.
1967 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1969 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1972 * lambda-code.c (lambda_loop_new): New function.
1973 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1974 (lambda_compute_auxillary_space, lambda_compute_target_space)
1975 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1976 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1977 (build_access_matrix): New argument lambda_obstack. Use obstack
1979 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1980 argument lambda_obstack. Pass it down.
1982 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1984 * optabs.h (expand_widening_mult): Declare.
1986 2010-04-22 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/43845
1989 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1990 lookup the CALL_EXPR function and arguments.
1992 2010-04-22 Nick Clifton <nickc@redhat.com>
1994 * config/stormy16/stormy16.c
1995 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1996 * config/stormy16/stormy16.h: Tidy up formatting.
1997 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1998 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1999 (ineqbranchsi): Delete pattern.
2000 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2001 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2002 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2003 stormy16-lib2-ucmpsi2.c.
2005 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2007 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2008 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2009 extra set merge_set_noclobber, and use it to relax the final test
2011 * df.h (df_simulate_find_noclobber_defs): Declare.
2012 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2014 (df_simulate_find_noclobber_defs): New function.
2016 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/i386.md: Use {} around multi-line preparation statements.
2020 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2022 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2023 (process_init_element): New argument of type struct obstack *.
2025 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2026 (set_init_index, set_init_label, set_nonincremental_init)
2027 (set_nonincremental_init_from_string, find_init_member)
2028 (output_init_element, output_pending_init_elements)
2029 (process_init_element): New argument braced_init_obstack. Pass it
2031 (push_range_stack, add_pending_init): New argument
2032 braced_init_obstack. Use obstack allocation.
2034 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2035 braced_init_obstack. Pass it down.
2036 (c_parser_braced_init): New variables ret, braced_init_obstack.
2037 Initialize obstack, pass it down and finally free it.
2039 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2042 * tree-pass.h (pass_optimize_widening_mul): Declare.
2043 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2044 gate_optimize_widening_mul): New static functions.
2045 (pass_optimize_widening_mul): New.
2046 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2047 <case MULT_EXPR>: Remove support for widening multiplies.
2048 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2049 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2050 simplify_gen_unary rather than directly building extensions.
2051 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2053 * expmed.c (expand_widening_mult): New function.
2054 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2056 2010-04-21 Jan Hubicka <jh@suse.cz>
2058 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2059 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2060 * lto-wpa-fixup.c: Remove.
2061 * Makefile.in (lto-wpa-fixup.o): Remove.
2062 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2063 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2064 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2066 2010-04-21 Jan Hubicka <jh@suse.cz>
2068 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2069 add write_optimization_summary, read_optimization_summary.
2070 (ipa_write_summaries_of_cgraph_node_set): Remove.
2071 (ipa_write_optimization_summaries): Declare.
2072 (ipa_read_optimization_summaries): Declare.
2073 * ipa-cp.c (pass_ipa_cp): Update.
2074 * ipa-reference.c (pass_ipa_reference): Update.
2075 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2076 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2078 * ipa-inline.c (pass_ipa_inline): Update.
2079 * ipa.c (pass_ipa_whole_program): Update.
2080 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2081 * passes.c (ipa_write_summaries_1): Do not test wpa.
2082 (ipa_write_optimization_summaries_1): New.
2083 (ipa_write_optimization_summaries): New.
2084 (ipa_read_summaries): Do not test ltrans.
2085 (ipa_read_optimization_summaries_1): New.
2086 (ipa_read_optimization_summaries): New.
2088 2010-04-21 Jan Hubicka <jh@suse.cz>
2090 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2092 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2094 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2097 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2098 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2100 2010-04-21 Jan Hubicka <jh@suse.cz>
2102 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2104 2010-04-21 Jan Hubicka <jh@suse.cz>
2106 * varpool.c (decide_is_variable_needed): Variable is always needed
2109 2010-04-21 Jan Hubicka <jh@suse.cz>
2111 * opts.c (decode_options): Enable pure-const pass for whopr.
2113 2010-04-21 Jan Hubicka <jh@suse.cz>
2115 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2116 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2118 (cgraph_decide_inlining): Do not expect callee to be removed in all
2121 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2123 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2125 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2128 amdfam10_decode attributes.
2130 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2133 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2134 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2135 (lower_copyprivate_clauses): Use private var in outer
2136 context instead of original var. Make sure the types
2137 are correct for VLAs.
2139 2010-04-21 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2142 to non-pointer objects.
2144 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2146 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2147 last chain entry if it starts with the still current label.
2148 (add_location_or_const_value_attribute): Check that
2149 loc_list->first->next is NULL instead of comparing ->first with ->last.
2150 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2151 to add_var_loc_to_decl.
2153 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2154 >= 4 add also address size and segment size fields into CIE header.
2156 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2157 long as address size is the same as sizeof (void *) and
2159 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2160 address size or segment size is unexpected, return DW_EH_PE_omit.
2161 (classify_object_over_fdes): If get_cie_encoding returned
2162 DW_EH_PE_omit, return -1.
2163 (init_object): If classify_object_over_fdes returned -1,
2164 pretend there were no FDEs at all.
2166 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2168 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2169 bswap{si,di}2 using SWI48 mode iterator.
2170 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2171 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2172 set modrm attribute of bswap insn to 0 and remove length attribute.
2173 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2174 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2175 set mode attribute to <MODE> and remove length attribute.
2177 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2179 PR rtl-optimization/43520
2180 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2181 zero available registers.
2183 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2185 * builtins.c (fold_builtin_cproj): Fold more cases.
2187 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2189 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2190 (fold_builtin_1): Fold builtin cproj.
2191 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2192 Use ATTR_CONST_NOTHROW_LIST.
2194 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2197 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2198 ffsi2_no_cmove for !TARGET_CMOVE.
2199 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2200 (ffssi2): Remove expander.
2201 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2203 (ctz<mode>2): Ditto from ctz{si,di}2.
2204 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2206 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2209 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2211 * dwarf2out.c (AT_linkage_name): Define.
2212 (clone_as_declaration): Handle DW_AT_linkage_name.
2213 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2214 of DW_AT_MIPS_linkage_name.
2215 (move_linkage_attr): Likewise.
2216 (dwarf2out_finish): Likewise.
2218 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2221 * fold-const.c (fold_comparison): New folding rule.
2223 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2225 * double-int.h (double_int_setbit): Declare.
2226 * double-int.c (double_int_setbit): New function.
2227 * rtl.h (immed_double_int_const): Declare.
2228 * emit-rtl.c (immed_double_int_const): New function.
2229 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2230 and immed_double_int_const functions.
2231 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2232 expand_copysign_bit): (Ditto.).
2233 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2234 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2235 * dojump.c (prefer_and_bit_test): (Ditto.).
2236 * expr.c (convert_modes, reduce_to_bit_field_precision,
2237 const_vector_from_tree): (Ditto.).
2238 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2240 2010-04-20 Jan Hubicka <jh@suse.cz>
2242 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2243 (dump_cgraph_node): Dump new flags.
2244 * cgraph.h (struct cgraph_node): Add flags
2245 reachable_from_other_partition and in_other_partition.
2246 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2247 other partition can not be removed.
2248 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2249 the other partition must be output; silence sanity checking on
2250 leaking functions bodies from other paritition.
2251 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2252 (lto_output_node): Output new flags; do not sanity check that inline
2253 clones are output; drop lto_forced_extern_inline_p code; do not mock
2254 visibility flags at partition boundaries.
2255 (add_node_to): New function.
2256 (output_cgraph): Use it to sort functions so masters appear before
2258 (input_overwrite_node): Input new flags.
2259 * passes.c (ipa_write_summaries): Do not call
2260 lto_new_extern_inline_states.
2261 * lto-section-out.c (forced_extern_inline,
2262 lto_new_extern_inline_states lto_delete_extern_inline_states,
2263 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2264 * lto-streamer.h (lto_new_extern_inline_states,
2265 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2266 lto_forced_extern_inline_p): Kill.
2268 2010-04-20 Richard Guenther <rguenther@suse.de>
2270 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2271 from vars that can have pointers.
2272 (process_constraint): Dump useless constraints.
2274 2010-04-20 Richard Guenther <rguenther@suse.de>
2276 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2277 (dump_sa_points_to_info): Remove asserts.
2278 (init_base_vars): nothing_id isn't an escape point nor does it
2281 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2283 * tree.h (TYPE_REF_IS_RVALUE): Define.
2284 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2285 should_move_die_to_comdat, prune_unused_types_walk): Handle
2286 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2287 (modified_type_die, gen_reference_type_die): Emit
2288 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2289 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2291 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2294 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2295 calls for -fpic -m31 if they have been sibcall optimized.
2297 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2299 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2300 ar.lc fixed and call-used.
2302 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2304 2010-04-19 Jan Hubicka <jh@suse.cz>
2306 * opts.c (decode_options): Disable whpr incompatible passes.
2307 * lto/lto.c (lto_1_to_1_map): Skip clones.
2308 (read_cgraph_and_symbols): Do not mark everything as needed.
2309 (do_whole_program_analysis): Do map only after optimizing;
2310 set proper cgraph_state; use passmanager.
2312 2010-04-19 DJ Delorie <dj@redhat.com>
2314 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2315 POINTER_PLUS_EXPR and fix them.
2317 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2319 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2320 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2321 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2322 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2323 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2324 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2325 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2326 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2327 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2328 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2329 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2331 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2333 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2334 (check_cond_move_block): Likewise.
2335 (cond_move_process_if_block): Likewise.
2336 (noce_find_if_block): Improve formatting.
2337 (find_if_header): Pass 0 to memset and tweak conditions.
2338 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2340 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2342 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2346 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2347 with non-local decl doesn't need chain.
2349 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2351 * ira-color.c (allocno_reload_assign): Avoid accumulating
2352 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2354 2010-04-19 Martin Jambor <mjambor@suse.cz>
2356 * gimple.h (create_tmp_reg): Declare.
2357 * gimplify.c (create_tmp_reg): New function.
2358 (gimplify_return_expr): Use create_tmp_reg.
2359 (gimplify_omp_atomic): Likewise.
2360 (gimple_regimplify_operands): Likewise.
2361 * tree-dfa.c (make_rename_temp): Likewise.
2362 * tree-predcom.c (predcom_tmp_var): Likewise.
2363 (reassociate_to_the_same_stmt): Likewise.
2364 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2365 (get_replaced_param_substitute): Likewise.
2366 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2367 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2368 * tree-ssa-pre.c (get_representative_for): Likewise.
2369 (create_expression_by_pieces): Likewise.
2370 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2371 (create_tailcall_accumulator): Likewise.
2373 2010-04-19 Martin Jambor <mjambor@suse.cz>
2375 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2377 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2379 2010-04-19 Richard Guenther <rguenther@suse.de>
2381 PR tree-optimization/43796
2382 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2383 from SCEV in the lattice.
2384 (vrp_visit_phi_node): Dump change.
2386 2010-04-19 Richard Guenther <rguenther@suse.de>
2388 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2389 * configure: Re-generated.
2391 2010-04-19 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/43783
2394 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2395 constant ARRAY_REF operands two and three if possible.
2397 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2402 2010-04-19 Jie Zhang <jie@codesourcery.com>
2405 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2407 2010-04-19 Ira Rosen <irar@il.ibm.com>
2409 PR tree-optimization/37027
2410 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2411 and macro to access it.
2412 (vectorizable_reduction): Add argument.
2413 (vect_get_slp_defs): Likewise.
2414 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2415 statements for possible use in SLP.
2416 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2417 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2418 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2420 (vectorizable_reduction): Likewise.
2421 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2423 (vectorizable_type_demotion, vectorizable_type_promotion,
2424 vectorizable_store): Likewise.
2425 (vect_analyze_stmt): Update call to vectorizable_reduction.
2426 (vect_transform_stmt): Likewise.
2427 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2428 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2429 from different interleaving chains in same node.
2430 (vect_slp_rearrange_stmts): New function.
2431 (vect_supported_load_permutation_p): Allow load permutations for
2432 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2433 inside SLP nodes if necessary.
2434 (vect_analyze_slp_instance): Handle reductions.
2435 (vect_analyze_slp): Try to build SLP instances originating from groups
2437 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2438 (vect_get_constant_vectors): Create initial vectors for reductions
2439 according to reduction code. Add new argument.
2440 (vect_get_slp_defs): Add new argument, pass it to
2441 vect_get_constant_vectors.
2442 (vect_schedule_slp_instance): Remove SLP tree root statements.
2444 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2446 * tree.h (ENUM_IS_SCOPED): Define.
2447 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2448 for ENUM_IS_SCOPED enums.
2450 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2452 * fold-const.c (fold_comparison): Use ssizetype.
2453 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2454 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2455 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2456 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2458 * tree.h (initialize_sizetypes): Remove parameter.
2459 (build_common_tree_nodes): Remove second parameter.
2460 * stor-layout.c (initialize_sizetypes): Remove parameter.
2461 Always create an unsigned type.
2462 (set_sizetype): Assert that the passed type is unsigned and simplify.
2463 * tree.c (build_common_tree_nodes): Remove second parameter.
2464 Adjust call to initialize_sizetypes.
2465 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2466 build_common_tree_nodes.
2468 2010-04-18 Matthias Klose <doko@ubuntu.com>
2470 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2472 2010-04-18 Ira Rosen <irar@il.ibm.com>
2474 PR tree-optimization/43771
2475 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2476 load permutation doesn't have gaps.
2478 2010-04-18 Jan Hubicka <jh@suse.cz>
2480 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2481 (sse_prologue_save_insn expander): Use new pattern.
2482 (sse_prologue_save_insn1): New pattern and splitter.
2483 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2485 * i386.c (setup_incoming_varargs_64): Do not compute jump
2487 (ix86_gimplify_va_arg): Update alignment needed.
2488 (ix86_local_alignment): Do not align all local arrays to 128bit.
2490 2010-04-17 Jan Hubicka <jh@suse.cz>
2492 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2494 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2496 * arm.md (negdi2): Remove redundant code to force values into a
2499 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2501 * arm/bpabi.S: Add EABI alignment attributes to objects.
2502 * arm/bpabi-v6m.S: Likewise.
2503 * arm/crti.asm: Likewise.
2504 * arm/crtn.asm: Likewise.
2505 * arm/lib1funcs.asm: Likewise.
2506 * arm/libunwind.S: Likewise.
2508 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2510 * arm-protos.h (tune_params): New structure.
2511 * arm.c (current_tune): New variable.
2512 (arm_constant_limit): Delete.
2513 (struct processors): Add pointer to the tune parameters.
2514 (arm_slowmul_tune): New tuning option.
2515 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2516 (all_cores): Adjust to pick up the tuning model.
2517 (arm_constant_limit): New function.
2518 (arm_override_options): Select the appropriate tuning model. Delete
2519 initialization of arm_const_limit.
2520 (arm_split_constant): Use the new constant-limit model.
2521 (arm_rtx_costs): Pick up the current tuning model.
2522 * arm.md (is_strongarm, is_xscale): Delete.
2523 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2524 for Xscale variant architectures.
2525 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2527 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2529 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2531 (arm_rtx_costs_1): Remove unused variable extra_cost.
2532 (arm_unwind_emit_set): Use variable offset.
2533 (thumb1_output_casesi): Remove unused variable flags.
2535 2010-04-16 Jeff Law <law@redhat.com>
2537 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2538 needing assignment rather than doing a two-phase assignment. Remove
2539 unused variable 'm'.
2541 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2544 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2546 2010-04-16 Doug Kwan <dougkwan@google.com>
2548 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2549 (next_operand_entry_id): New static variable.
2550 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2551 (add_to_ops_vec): Assigned unique ID to operand entry.
2552 (struct oecount_s): New field ID.
2553 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2554 (undistribute_ops_list): Assign unique IDs to oecounts.
2555 (init_reassoc): reset next_operand_entry_id.
2557 2010-04-16 Doug Kwan <dougkwan@google.com>
2559 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2560 missing left parenthesis.
2562 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2564 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2565 *btdi_rex64 using SWI48 mode iterator.
2566 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2567 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2568 *jcc_btdi_mask_rex64.
2570 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2572 * double-int.h (tree_to_double_int): Convert to macro.
2573 * double-int.c (tree_to_double_int): Remove.
2575 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2578 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2579 with want_address 2 and in case a single element list might be
2580 possible, call it again with want_address 0.
2582 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2584 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2585 case 'W' print operands for HI mode.
2586 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2587 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2588 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2589 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2591 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2593 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2594 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2595 #xx:3 and #xx:4 mode.
2597 * config/h8300/h8300.md (inverted load with HImode dest): Add
2598 support for H8300SX.
2600 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2601 satisfy 'U' constraint.
2603 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2606 * configure: Regenerate.
2607 * config.in: Regenerate.
2608 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2611 2010-04-16 Richard Guenther <rguenther@suse.de>
2613 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2614 (struct tree_decl_common): ... here.
2615 (DECL_PT_UID): Adjust.
2616 (SET_DECL_PT_UID): Likewise.
2617 (DECL_PT_UID_SET_P): Likewise.
2619 2010-04-16 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/43572
2622 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2623 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2624 * tree-flow.h (is_call_clobbered): Remove.
2625 * tree-flow-inline.h (is_call_clobbered): Likewise.
2626 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2627 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2628 (execute_return_slot_opt): Adjust.
2629 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2630 check for call clobbered vars here.
2631 (find_tail_calls): Move tailcall verification to the
2634 2010-04-16 Diego Novillo <dnovillo@google.com>
2636 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2638 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2641 * config/arm/arm.md (cbranchqi4): New pattern.
2642 * config/arm/predicates.md (const0_operand,
2643 cbranchqi4_comparison_operator): New predicates.
2645 2010-04-16 Richard Guenther <rguenther@suse.de>
2647 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2648 (dump_gimple_stmt): Likewise.
2650 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2652 * recog.h (struct recog_data): New field is_operator.
2653 (struct insn_operand_data): New field is_operator.
2654 * recog.c (extract_insn): Set recog_data.is_operator.
2655 * genoutput.c (output_operand_data): Emit code to set the
2657 * reload.c (find_reloads): Use it rather than testing for an
2658 empty constraint string.
2661 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2662 If the previous insn is a cbranchsi4_insn with the same arguments,
2663 omit the compare instruction.
2665 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2666 register, inputs must be low registers and we need a low register
2667 scratch. Handle alternative 2 like alternative 3.
2669 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2671 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2672 don't call get_addr on both. If one expression is a VALUE and
2673 the other a REG, check VALUE's locs if the REG isn't among them.
2675 2010-04-16 Christian Bruel <christian.bruel@st.com>
2677 * config/sh/sh.h (sh_frame_pointer_required): New function.
2678 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2679 (flag_omit_frame_pointer) Set.
2680 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2681 (rounded_frame_size): Adjust size with outgoing_args_size.
2682 (sh_set_return_address): Must return from stack pointer.
2683 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2684 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2685 (ACCUMULATE_OUTGOING_ARGS): Define.
2686 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2687 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2689 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2692 * config/sh/sh.c (sh_legitimize_reload_address): Use
2693 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2694 Remove a unneeded check for offset_base.
2696 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2698 * configure: Regenerated.
2700 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2702 * config/s390/s390.c (s390_call_save_register_used): Switch back
2703 to HARD_REGNO_NREGS.
2705 2010-04-15 Richard Guenther <rguenther@suse.de>
2707 * alias.c (alias_set_subset_of): Handle alias-set zero
2710 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2711 Julian Brown <julian@codesourcery.com>
2713 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2714 alternatives according to use of high and low regs.
2715 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2716 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2717 optimizing for size on Thumb-2.
2719 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2721 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2723 2010-04-15 Richard Guenther <rguenther@suse.de>
2725 * tree-ssa-structalias.c (struct variable_info): Add
2727 (new_var_info): Initialize it.
2728 (dump_constraints): Support printing last added constraints.
2729 (debug_constraints): Adjust.
2730 (dump_constraint_graph): Likewise.
2731 (make_heapvar_for): Check for NULL cfun.
2732 (get_function_part_constraint): New function.
2733 (get_fi_for_callee): Likewise.
2734 (find_func_aliases): Properly implement IPA PTA constraints.
2735 (process_ipa_clobber): New function.
2736 (find_func_clobbers): Likewise.
2737 (insert_into_field_list_sorted): Remove.
2738 (create_function_info_for): Properly allocate vars for IPA mode.
2739 Do not use insert_into_field_list_sorted.
2740 (create_variable_info_for): Properly generate constraints for
2741 global vars in IPA mode.
2742 (dump_solution_for_var): Always dump the solution.
2743 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2744 (find_what_var_points_to): Adjust.
2745 (pt_solution_set): Change.
2746 (pt_solution_ior_into): New function.
2747 (pt_solution_empty_p): Export.
2748 (pt_solution_includes_global): Adjust.
2749 (pt_solution_includes_1): Likewise.
2750 (pt_solutions_intersect_1): Likewise.
2751 (dump_sa_points_to_info): Check some invariants.
2752 (solve_constraints): Move constraint dumping ...
2753 (compute_points_to_sets): ... here.
2754 (ipa_pta_execute): ... and here.
2755 (compute_may_aliases): Do not re-compute points-to info
2756 locally if IPA info is available.
2757 (ipa_escaped_pt): New global var.
2758 (ipa_pta_execute): Properly implement IPA PTA.
2759 * tree-into-ssa.c (dump_decl_set): Support dumping
2760 decls not in referenced-vars.
2761 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2762 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2763 (dump_points_to_solution): Likewise.
2764 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2765 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2766 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2767 (copy_decl_to_var): Copy DECL_PT_UID.
2768 (copy_result_decl_to_var): Likewise.
2769 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2770 (copy_node_stat): Copy it.
2771 * tree.h (DECL_PT_UID): New macro.
2772 (SET_DECL_PT_UID): Likewise.
2773 (DECL_PT_UID_SET_P): Likewise.
2774 (struct tree_decl_minimal): Add pt_uid member.
2775 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2776 (pt_solution_empty_p): Declare.
2777 (pt_solution_set): Adjust.
2778 (ipa_escaped_pt): Declare.
2779 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2780 * gimple-pretty-print.c (pp_points_to_solution): New function.
2781 (dump_gimple_call): Dump call clobber/use information.
2782 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2783 * tree-pass.h (TDF_ALIAS): New dump option.
2784 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2785 * doc/invoke.texi (-fipa-pta): Update documentation.
2787 2010-04-15 Richard Guenther <rguenther@suse.de>
2789 * Makefile.in (OBJS-common): Add gimple-fold.o.
2790 (gimple-fold.o): New rule.
2791 * tree.h (maybe_fold_offset_to_reference,
2792 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2794 * gimple.h: ... here.
2795 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2796 may_propagate_address_into_dereference): Move prototypes ...
2797 * gimple.h: ... here.
2798 * tree-ssa-ccp.c (get_symbol_constant_value,
2799 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2800 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2801 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2802 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2803 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2804 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2805 gimplify_and_update_call_from_tree): Move ...
2806 * gimple-fold.c: ... here. New file.
2807 (ccp_fold_builtin): Rename to ...
2808 (gimple_fold_builtin): ... this.
2809 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2811 2010-04-15 Richard Guenther <rguenther@suse.de>
2813 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2814 fit_double_type, force_fit_type_double, add_double_with_sign,
2815 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2816 lrotate_double, rrotate_double, div_and_round_double): Move ...
2817 * double-int.c: ... here.
2818 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2819 add_double, neg_double, mul_double_with_sign, mul_double,
2820 lshift_double, rshift_double, lrotate_double, rrotate_double,
2821 div_and_round_double): Move prototypes ...
2822 * double-int.h: ... here.
2824 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2827 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2828 matching constraints to ensure inputs match the output.
2830 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2833 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2834 in an input-only operand.
2836 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2838 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2839 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2840 (double_int_negative_p): Convert to static inline function.
2841 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2842 (double_int_negative_p): Remove.
2843 * tree.h (lshift_double, rshift_double):
2844 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2845 * fold-const.c (fold_convert_const_int_from_real,
2846 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2847 (lshift_double): Change type of arith argument to bool.
2848 (rshift_double): Change type of arith argument to bool. Correct
2850 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2852 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2855 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2856 at the start and end of the then/else blocks, and omit them from the
2858 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2859 argument; all callers changed. Pass zero to old_insns_match_p instead.
2860 (flow_find_head_matching_sequence): New function.
2861 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2862 * basic-block.h (flow_find_cross_jump,
2863 flow_find_head_matching_sequence): Declare functions.
2865 2010-04-14 Jason Merrill <jason@redhat.com>
2868 * c-common.c (attribute_takes_identifier_p): New fn.
2869 * c-common.h: Declare it.
2871 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2873 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2875 (*udivmod<mode>4): Ditto.
2877 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (maxmin_int): Rename code attribute from
2880 maxminiprefix and update all users.
2881 (maxmin_float): Ditto from maxminfprefix.
2882 (logic): Ditto from logicprefix.
2883 (absneg_mnemonic): Ditto from absnegprefix.
2884 * config/i386/mmx.md: Update all users of maxminiprefix,
2885 maxminfprefix and logicprefix for rename.
2886 * config/i386/sse.md: Ditto.
2887 * config/i386/sync.md (sync_<code><mode>): Update for
2890 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2893 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2894 warnings converted to errors.
2896 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2898 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2899 used insn_type variable.
2900 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2901 to avoid set-but-not-used warning.
2903 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2905 * df-core.c (df_ref_debug): Change format string placeholder
2907 * dwarf2asm.c (dw2_asm_output_data_raw,
2908 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2909 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2910 * dwarf2out.c (output_cfi, output_cfi_directive,
2911 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2912 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2914 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2915 * print-rtl.c (print_rtx): Ditto.
2917 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2920 * builtins.c (expand_builtin_pow_root): New function to expand pow
2921 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2922 series of sqrt and cbrt calls under -ffast-math.
2923 (expand_builtin_pow): Call it.
2925 2010-04-14 Michael Matz <matz@suse.de>
2927 PR tree-optimization/42963
2928 * tree-cfg.c (touched_switch_bbs): New static variable.
2929 (group_case_labels_stmt): New function broken out from ...
2930 (group_case_labels): ... here, use the above.
2931 (start_recording_case_labels): Allocate touched_switch_bbs.
2932 (end_recording_case_labels): Deallocate it, call
2933 group_case_labels_stmt.
2934 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2936 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2941 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2945 2010-04-13 Jan Hubicka <jh@suse.cz>
2947 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2948 of optimized out static functions.
2949 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2950 cost computation. Also sanity check for overflows.
2951 (update_caller_keys): Update cgraph_edge_badness call; properly
2952 update fibheap and sanity check that it is up to date.
2953 (add_new_edges_to_heap): Update cgraph_edge_badness.
2954 (cgraph_decide_inlining_of_small_function): Likewise;
2955 add sanity checking that badness in heap is up to date;
2956 improve dumping of reason; Update badness of calls to the
2957 offline copy of function currently inlined; dump badness
2958 of functions not inlined because of unit growth limits.
2960 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2963 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2964 because of sign-extension change when converting to sizetype here...
2965 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2967 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2968 the folding to constants. Remove redundant final conversion.
2969 (fold_binary) <associate>: Do not associate if the re-association of
2970 constants alone overflows.
2971 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2972 to the end of the list.
2973 (multiple_of_p) <COND_EXPR>: New case.
2975 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2977 * opt-functions.awk (opt_sanitized_name): New.
2979 * optc-gen.awk: Use it
2980 * opth-gen.awk: Use it.
2982 2010-04-13 Martin Jambor <mjambor@suse.cz>
2984 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2985 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2986 children. Call replace_uses_with_default_def_ssa_name to handle
2989 2010-04-13 Michael Matz <matz@suse.de>
2992 * builtins.c (expand_builtin_interclass_mathfn): Also create
2993 a register if the predicate doesn't match.
2995 2010-04-13 Diego Novillo <dnovillo@google.com>
2997 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2998 * c-pch.c: Include timevar.h.
2999 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3000 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3001 * ggc-common.c: Include timevar.h.
3002 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3003 * timevar.def (TV_PCH_SAVE): Define.
3004 (TV_PCH_CPP_SAVE): Define.
3005 (TV_PCH_PTR_REALLOC): Define.
3006 (TV_PCH_PTR_SORT): Define.
3007 (TV_PCH_RESTORE): Define.
3008 (TV_PCH_CPP_RESTORE): Define.
3010 2010-04-13 Michael Matz <matz@suse.de>
3012 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3014 (can_reassociate_p): New function.
3015 (break_up_subtract_bb, reassociate_bb): Use it.
3017 2010-04-13 Richard Guenther <rguenther@suse.de>
3020 * builtins.c (c_readstr): Fix assert.
3022 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3025 when generating cltd insn.
3027 (*ashl<mode>3_1): Remove special handling for register operand 2.
3028 (*ashlsi3_1_zext): Ditto.
3029 (*ashlhi3_1): Ditto.
3030 (*ashlhi3_1_lea): Ditto.
3031 (*ashlqi3_1): Ditto.
3032 (*ashlqi3_1_lea): Ditto.
3033 (*<shiftrt_insn><mode>3_1): Ditto.
3034 (*<shiftrt_insn>si3_1_zext): Ditto.
3035 (*<shiftrt_insn>qi3_1_slp): Ditto.
3036 (*<rotate_insn><mode>3_1): Ditto.
3037 (*<rotate_insn>si3_1_zext): Ditto.
3038 (*<rotate_insn>qi3_1_slp): Ditto.
3040 2010-04-13 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-structalias.c (callused_id): Remove.
3043 (call_stmt_vars): New.
3044 (get_call_vi): Likewise.
3045 (lookup_call_use_vi): Likewise.
3046 (lookup_call_clobber_vi): Likewise.
3047 (get_call_use_vi): Likewise.
3048 (get_call_clobber_vi): Likewise.
3049 (make_transitive_closure_constraints): Likewise.
3050 (handle_const_call): Adjust to do per-call call-used handling.
3051 (handle_pure_call): Likewise.
3052 (find_what_var_points_to): Remove general callused handling.
3053 (init_base_vars): Likewise.
3054 (init_alias_vars): Initialize call_stmt_vars.
3055 (compute_points_to_sets): Process call-used and call-clobbered
3056 vars for call statements.
3057 (delete_points_to_sets): Free call_stmt_vars.
3059 2010-04-13 Richard Guenther <rguenther@suse.de>
3061 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3062 Only add RW dependence for dependence distance zero.
3063 Adjust maximal vectorization factor according to dependences.
3064 Move alignment handling ...
3065 (vect_find_same_alignment_drs): ... here. New function.
3066 (vect_analyze_data_ref_dependences): Adjust.
3067 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3068 (vect_analyze_data_refs): Adjust minimal vectorization factor
3069 according to data references.
3070 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3071 dependences before determining the vectorization factor.
3072 Analyze alignment after determining the vectorization factor.
3073 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3074 dependences before alignment.
3075 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3077 (vect_analyze_data_refs): Likewise.
3078 (MAX_VECTORIZATION_FACTOR): New define.
3080 2010-04-13 Duncan Sands <baldrick@free.fr>
3082 * except.h (lang_eh_type_covers): Remove.
3083 * except.c (lang_eh_type_covers): Likewise.
3085 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3086 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3088 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3089 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3090 UNITS_PER_LONG where it is ABI relevant.
3091 (s390_return_addr_rtx): Likewise.
3092 (s390_back_chain_rtx): Likewise.
3093 (s390_frame_area): Likewise.
3094 (s390_frame_info): Likewise.
3095 (s390_initial_elimination_offset): Likewise.
3096 (save_gprs): Likewise.
3097 (s390_emit_prologue): Likewise.
3098 (s390_emit_epilogue): Likewise.
3099 (s390_function_arg_advance): Likewise.
3100 (s390_function_arg): Likewise.
3101 (s390_va_start): Likewise.
3102 (s390_gimplify_va_arg): Likewise.
3103 (s390_function_profiler): Likewise.
3104 (s390_optimize_prologue): Likewise.
3105 (s390_rtx_costs): Likewise.
3106 (s390_secondary_reload): Likewise.
3107 (s390_promote_function_mode): Likewise.
3108 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3109 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3110 registers available.
3111 (s390_unwind_word_mode): New function.
3112 (s390_function_value): Split 64 bit values into register pair if
3113 used as return value.
3114 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3115 function call parameters. Handle parallels.
3116 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3117 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3118 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3119 (s390_expand_setmem): Remove unused variable src_addr.
3120 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3121 deal with 64 bit registers.
3122 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3123 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3124 (UNITS_PER_LONG): New macro.
3125 * libjava/include/s390-signal.h: Define extended ucontext
3126 structure containing the upper halfs of the 64 bit registers.
3128 2010-04-13 Simon Baldwin <simonb@google.com>
3130 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3132 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3134 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3135 rvalue on the RHS if the LHS is of a non-renamable type.
3136 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3138 2010-04-13 Matthias Klose <doko@ubuntu.com>
3140 * gcc.c (cc1_options): Handle -iplugindir before processing
3141 the cc1 spec. Only add -iplugindir once.
3142 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3144 * common.opt (iplugindir): Remove `Separate' property, initialize.
3145 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3147 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3148 (distclean): Remove plugin dir.
3149 * doc/invoke.texi: Document -iplugindir.
3151 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3153 * doc/plugins.texi (Loading Plugins): Document short
3154 -fplugin=foo option.
3155 (Plugin API): Mention default_plugin_dir_name function.
3157 * gcc.c (find_file_spec_function): Add new declaration.
3158 (static_spec_func): Use it for "find-file".
3159 (find_file_spec_function): Add new function.
3160 (cc1_options): Add -iplugindir option if -fplugin* options found.
3162 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3164 * plugin.c (add_new_plugin): Updated comment, and handle short
3166 (default_plugin_dir_name): Added new function.
3168 * common.opt (iplugindir): New option to set the plugin directory.
3170 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.md (any_rotate): New code iterator.
3173 (rotate_insn): New code attribute.
3175 (SWIM124): New mode iterator.
3176 (<rotate_insn>ti3): New expander.
3177 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3178 any_rotate code iterator.
3179 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3180 using any_rotate code iterator and SWIM124 mode iterator.
3181 (ix86_rotlti3): New insn_and_split pattern.
3182 (ix86_rotrti3): Ditto.
3183 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3184 ix86_rotl{di,ti}3 patterns.
3185 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3186 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3187 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3188 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3189 code iterator and SWI mode iterator.
3190 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3191 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3193 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3194 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3195 (bswap rotatert splitter): Add splitter.
3196 (bswap splitter): Macroize splitter using any_rotate code iterator.
3197 Add insn predicate to split only for TARGET_USE_XCHGB or when
3198 optimizing function for size.
3200 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3202 * config/pa/pa.c (emit_move_sequence): Remove use of
3203 deleted variable flag_argument_noalias.
3205 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3207 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3209 Add to unsupported targets list.
3210 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3211 sparc*-sun-solaris2.[567]* from target lists.
3212 * configure: Regenerate.
3213 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3215 Remove Solaris 7 patch references.
3216 (Specific, sparc-sun-solaris2.7): Removed.
3217 (sparc-sun-solaris2*): Update Solaris 7 example.
3218 (sparc64-*-solaris2*): Likewise.
3220 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3222 * config.build (alpha*-dec-osf4*): Remove.
3223 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3224 of obsolete configurations.
3225 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3227 * config/alpha/t-osf4: Renamed to ...
3228 * config/alpha/t-osf5: ... this.
3229 * config/alpha/osf.h: Renamed to ...
3230 * config/alpha/osf5.h: ... this.
3231 Merged old osf5.h contents.
3233 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3234 (EXTRA_SPECS): Removed.
3235 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3236 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3239 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3241 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3243 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3246 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3247 __thiscall convention.
3249 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3251 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3253 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3255 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3257 * function.c (assign_parms_initialize_all): Add unused attribute
3260 2010-04-12 Richard Guenther <rguenther@suse.de>
3262 * gsstruct.def (GSS_CALL): New.
3263 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3264 * gimple.h: Include tree-ssa-alias.h.
3265 (struct gimple_statement_call): New.
3266 (union gimple_statement_struct_d): Add gimple_call member.
3267 (gimple_call_reset_alias_info): Declare.
3268 (gimple_call_use_set): New function.
3269 (gimple_call_clobber_set): Likewise.
3270 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3271 * gimple.c (gimple_call_reset_alias_info): New function.
3272 (gimple_build_call_1): Call it.
3273 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3274 * tree-inline.c (remap_gimple_stmt): Likewise.
3275 (expand_call_inline): Remove callused handling.
3276 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3277 * tree-dfa.c (dump_variable): Likewise.
3278 * tree-parloops.c (parallelize_loops): Likewise.
3279 * tree-ssa.c (init_tree_ssa): Likewise.
3280 (delete_tree_ssa): Likewise.
3281 * tree-flow-inline.h (is_call_used): Remove.
3282 * tree-flow.h (struct gimple_df): Remove callused member.
3283 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3284 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3285 (ref_maybe_used_by_call_p_1): Simplify.
3286 (call_may_clobber_ref_p_1): Likewise.
3287 * tree-ssa-structalias.c (compute_points_to_sets): Set
3288 the call stmt used and clobbered sets.
3289 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3290 (find_tail_calls): Verify the tail call.
3292 2010-04-12 Richard Guenther <rguenther@suse.de>
3294 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3295 single-iteration always-inline inlining.
3296 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3297 (cgraph_decide_inlining): Do not handle always-inline specially.
3298 (try_inline): Remove always-inline cycle detection special case.
3299 Do not recurse on always-inlines.
3300 (cgraph_early_inlining): Do not iterate if not optimizing.
3301 (cgraph_gate_early_inlining): remove.
3302 (pass_early_inline): Run unconditionally.
3303 (gate_cgraph_decide_inlining): New function.
3304 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3305 not inlining or optimizing.
3306 (cgraph_decide_inlining_of_small_functions): Also consider
3307 always-inline functions.
3308 (cgraph_default_inline_p): Return true for nodes which should
3309 disregard inline limits.
3310 (estimate_function_body_sizes): Assume zero size and time for
3311 nodes which are marked as disregarding inline limits.
3312 (cgraph_decide_recursive_inlining): Do not perform recursive
3313 inlining on always-inline nodes.
3315 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3318 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3319 for exprs satisfying handled_component_p.
3321 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3323 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3324 non-constant aggregate elements.
3326 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3327 is a real initialization.
3329 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3332 * c-decl.c (start_function): Move forward check for nested function.
3334 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3336 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3337 * config/sh/sh.c: Include reload.h.
3338 (sh_legitimize_reload_address): New.
3339 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3340 sh_legitimize_reload_address.
3342 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3344 * config/sh/sh.md (*movqi_pop): New insn pattern.
3345 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3347 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386.md (any_shiftrt): New code iterator.
3350 (shiftrt_insn): New code attribute.
3352 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3353 using any_shiftrt code iterator.
3354 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3355 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3356 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3357 pattern from corresponding peephole2 patterns.
3358 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3359 using any_shiftrt code iterator.
3360 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3361 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3362 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3363 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3364 *{ashr,lshr}<mode>3_cmp_zext.
3365 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3367 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3369 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3371 (*lshr<mode>3_cconly): Ditto.
3373 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3375 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3376 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3377 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3378 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3380 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3381 from corresponding peephole2 patterns.
3382 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3383 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3384 and *lshrdi3_1_rex64 using SWI mode iterator.
3385 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3386 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3387 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3388 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3389 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3390 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3391 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3392 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3393 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3396 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3399 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3400 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3401 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3403 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3404 from corresponding peephole2 patterns.
3405 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3406 (ashrsi3_cvt): Rename from ashrsi3_31.
3407 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3408 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3409 and x86_64_shift_adj_3 using SWI48 mode iterator.
3410 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3411 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3412 and *ashrdi3_1_rex64 using SWI mode iterator.
3413 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3414 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3415 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3416 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3417 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3418 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3419 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3420 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3421 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3423 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3424 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3425 x86_shift<mode>_adj_3 expanders.
3427 2010-04-10 Wei Guozhi <carrot@google.com>
3430 * config/arm/arm.c (arm_pic_static_addr): New function.
3431 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3433 (arm_output_addr_const_extra): Output expression for new pattern.
3434 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3436 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3438 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3441 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3442 * web.c: Include "insn-config.h" and "recog.h".
3443 (union_match_dups): New function.
3444 (web_main): Call it.
3445 (union_defs): Don't try to recognize match_dups.
3447 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3448 if doing so would replace the entire pattern.
3450 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3454 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3455 and splitter pattern. Change splitter operand 1 predicate to
3458 2010-04-09 Martin Jambor <mjambor@suse.cz>
3460 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3461 lattices are addresses of CONST_DECLs with the same initial value.
3462 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3463 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3465 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3466 Bernd Schmidt <bernds@codesourcery.com>
3468 * loop-invariant.c (replace_uses): New static function.
3469 (move_invariant_reg): Use it to ensure we can replace the uses.
3471 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3473 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3475 (picochip_override_options): Enable section anchors only above -O1.
3476 (picochip_reorg): Fixed a couple of build warnings.
3478 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3480 * configure.ac (plugin -rdynamic test): Log result.
3481 * configure: Regenerate.
3482 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3483 (RDYNAMIC_SPEC): Define.
3484 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3486 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3488 * configure.ac: Determine Sun ld version numbers.
3489 (comdat_group): Restrict GNU ld version checks to gld.
3490 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3491 (enable_comdat): Support --enable-comdat.
3492 * configure: Regenerate.
3493 * doc/install.texi (Configuration): Document --enable-comdat.
3495 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3497 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3498 * config/sol2-gld.h: ... here.
3499 * config.gcc (sparc*-*-solaris2*): Reflect this.
3500 (i[34567]86-*-solaris2*): Use it.
3502 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3504 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3506 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3508 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3511 * diagnostic.c (diagnostic_initialize): Initialize
3512 some_warnings_are_errors.
3513 (diagnostic_finish): New.
3514 (diagnostic_action_after_output): Call it before exiting.
3515 (diagnostic_report_diagnostic): Do not print message here. Set
3516 some_warnings_are_errors.
3517 * diagnostic.h (diagnostic_context): Delete
3518 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3519 (diagnostic_finish): Declare.
3520 * toplev.c (toplev_main): Call it before exit.
3522 2010-04-09 Jason Merrill <jason@redhat.com>
3525 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3526 for incomplete type.
3529 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3530 based on a warning flag.
3532 2010-04-09 Richard Guenther <rguenther@suse.de>
3534 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3536 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3539 * varasm.c (default_assemble_visibility): Wrap vars that are
3540 set, but unused, by targets without GAS.
3541 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3542 Remove set, but unused, vars.
3543 (rs6000_legitimize_tls_address): Likewise.
3544 (altivec_expand_dst_builtin): Likewise.
3545 * config/darwin.c (machopic_classify_symbol): Likewise.
3546 (machopic_indirection_name): Likewise.
3548 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.md (DWI): New mode iterator.
3551 (S): New mode attribute.
3552 (shift_operand): Ditto.
3553 (shift_immediate_operand): Ditto.
3554 (ashl_input_operand): Ditto.
3555 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3556 using SDWIM mode iterator.
3557 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3558 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3560 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3561 from corresponding peephole2 patterns.
3562 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3563 and x86_64_shift_adj_1 using SWI48 mode iterator.
3564 (x86_shift<mode>_adj_2): Ditto.
3565 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3566 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3567 using SWI48 mode iterator.
3568 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3569 *ashldi3_cmp_rex64 using SWI mode iterator.
3570 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3571 *ashldi3_cconly_rex64 using SWI mode iterator.
3572 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3573 x86_shift<mode>_adj_{1,2}.
3574 (ix86_split_ashr): Ditto.
3575 (ix86_split_lshr): Ditto.
3577 2010-04-09 Richard Guenther <rguenther@suse.de>
3579 * target.h (builtin_conversion): Pass in input and output types.
3580 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3581 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3582 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3583 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3585 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3587 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3589 2010-04-09 Richard Guenther <rguenther@suse.de>
3592 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3594 2010-04-09 Richard Guenther <rguenther@suse.de>
3596 * tree-vectorizer.h (struct _stmt_vec_info): Document
3597 that vectype is the type of the LHS.
3598 (supportable_widening_operation, supportable_narrowing_operation):
3599 Get both input and output vector types as arguments.
3600 (vect_is_simple_use_1): Declare.
3601 (get_same_sized_vectype): Likewise.
3602 * tree-vect-loop.c (vect_determine_vectorization_factor):
3603 Set STMT_VINFO_VECTYPE to the vector type of the def.
3604 (vectorizable_reduction): Adjust.
3605 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3606 Adjust. Specify the output vector type.
3607 (vect_pattern_recog_1): Adjust.
3608 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3609 (vectorizable_call): Adjust.
3610 (vectorizable_conversion): Likewise.
3611 (vectorizable_operation): Likewise.
3612 (vectorizable_type_demotion): Likewise.
3613 (vectorizable_type_promotion): Likewise.
3614 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3616 (vect_is_simple_use_1): New function.
3617 (supportable_widening_operation): Get both input and output
3619 (supportable_narrowing_operation): Likewise.
3620 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3622 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3624 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3625 __thiscall and _thiscall as predefined macros.
3626 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3627 thiscall attribute handling.
3628 (ix86_comp_type_attributes): Likewise.
3629 (ix86_function_regparm): Likewise.
3630 (ix86_return_pops_args): Likewise.
3631 (init_cumulative_args): Likewise.
3632 (find_drap_reg): Likewise.
3633 (ix86_static_chain): Likewise.
3634 (x86_this_parameter): Likewise.
3635 (x86_output_mi_thunk): Likewise.
3636 (ix86_attribute_table): Add description for thiscall attribute.
3637 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3638 * doc/extend.texi: Add documentation for thiscall.
3640 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3643 * c.opt (Wint-to-pointer-cast): Available in C++.
3644 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3646 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3648 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3649 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3650 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3651 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3652 function type instead. Reorder and simplify checks.
3654 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3656 2010-04-08 Jing Yu <jingyu@google.com>
3657 Zdenek Dvorak <ook@ucw.cz>
3659 PR tree-optimization/42720
3660 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3661 loop unswitch conditions here from ...
3662 (tree_unswitch_single_loop): ... here.
3664 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3666 * tree-if-conv.c: Fix comments and simplify logic.
3668 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3670 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3671 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3672 (main_tree_if_conversion): Update call to tree_if_conversion.
3674 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3677 * doc/invoke.texi (-b,-V): Delete.
3678 * doc/tm.texi: Do not mention -b.
3679 * gcc.c (display_help): Delete -b and -V.
3680 (process_command): Delete -b and -V.
3681 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3683 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3684 Wolfgang Gellerich <gellerich@de.ibm.com>
3686 Implement target hook for loop unrolling
3687 * target.h (loop_unroll_adjust): Add a new target hook function.
3688 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3689 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3690 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3691 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3692 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3694 (decide_unroll_stupid): Likewise.
3696 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3699 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3701 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3704 (Specific, *-*-solaris2*): Likewise.
3705 Don't prefer Sun as over GNU as.
3707 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3709 * config/s390/s390.c (override_options): Adjust the z10
3710 defaults for max-unroll-times, max-completely-peeled-insns
3711 and max-completely-peel-times.
3713 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3715 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3716 instructions for z10.
3717 (s390_expand_setmem): Likewise.
3718 (s390_expand_cmpmem): Likewise.
3720 2010-04-08 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/43679
3723 * tree-ssa-pre.c (eliminate): Only propagate copies.
3725 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3728 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3729 set but not used variable warning.
3731 2010-04-08 Wei Guozhi <carrot@google.com>
3734 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3735 (arm_size_rtx_costs): Call the new function when optimized for size.
3737 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3740 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3741 op0 is not a MEM, just return NULL instead of assertion
3743 (discover_nonconstant_array_refs): Don't walk debug stmts.
3745 2010-04-08 Doug Kwan <dougkwan@google.com>
3747 * configure.ac: Recognize gold and do not use its version number
3748 to test ld features.
3749 * configure: Regenerate.
3751 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3754 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3755 (negate_value): Move code to push elements to broken_up_substracts ...
3756 (eliminate_plus_minus_pair): ... here. Push operands that have no
3757 negative pair to plus_negates.
3758 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3760 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3762 * doc/install.texi (Configuration): Move description of
3763 --enable-lto, --with-libelf*, --enable-gold from Java section to
3766 * doc/generic.texi (Working with declarations)
3767 (Function Properties, C and C++ Trees): Fix typos.
3768 * doc/sourcebuild.texi (Top Level): Likewise.
3770 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3773 * tree.h (DECL_READ_P): Define.
3774 (struct tree_decl_common): Add decl_read_flag.
3775 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3776 a set but not used warning.
3777 (merge_decls): Merge DECL_READ_P flag.
3778 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3779 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3780 * c-common.c (handle_used_attribute, handle_unused_attribute):
3782 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3784 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3786 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3787 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3788 c_parser_binary_expression, c_parser_cast_expression,
3789 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3790 Call default_function_array_read_conversion instead of
3791 default_function_array_conversion where needed.
3792 (c_parser_unary_expression, c_parser_conditional_expression,
3793 c_parser_postfix_expression_after_primary, c_parser_initelt):
3794 Likewise. Call mark_exp_read where needed.
3795 (c_parser_statement_after_labels, c_parser_asm_operands,
3796 c_parser_typeof_specifier, c_parser_sizeof_expression,
3797 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3799 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3801 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3802 (warn_unused_but_set_parameter): Default to warn_unused
3804 * doc/invoke.texi: Document -Wunused-but-set-variable and
3805 -Wunused-but-set-parameter.
3807 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3808 used count variable.
3809 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3810 when operandN variables aren't used in the body of the expander
3812 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3813 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3814 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3815 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3816 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3817 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3818 * tree.c (PROCESS_ARG): Likewise.
3820 2010-04-07 Simon Baldwin <simonb@google.com>
3822 * diagnostic.h (diagnostic_override_option_index): New macro to
3823 set a diagnostic's option_index.
3824 * c-tree.h (c_cpp_error): Add warning reason argument.
3825 * opts.c (_warning_as_error_callback): New.
3826 (register_warning_as_error_callback): Store callback for
3827 warnings enabled via enable_warning_as_error.
3828 (enable_warning_as_error): Call callback, minor code tidy.
3829 * opts.h (register_warning_as_error_callback): Declare.
3830 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3831 response to -Werror=.
3832 (c_common_init_options): Register warning_as_error_callback in opts.c.
3833 * common.opt: Add -Wno-cpp option.
3834 * c-common.c (struct reason_option_codes_t): Map cpp warning
3835 reason codes to gcc option indexes.
3836 * (c_option_controlling_cpp_error): New function, lookup the gcc
3837 option index for a cpp warning reason code.
3838 * (c_cpp_error): Add warning reason argument, call
3839 c_option_controlling_cpp_error for diagnostic_override_option_index.
3840 * doc/invoke.texi: Document -Wno-cpp.
3842 2010-04-07 Richard Guenther <rguenther@suse.de>
3844 * ipa-reference.c (mark_load): Use get_base_address.
3845 (mark_store): Likewise.
3847 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3848 inserting GIMPLE_NOPs into the IL.
3849 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3850 Explicitly strip handled components and indirect references.
3852 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3853 folding address expressions.
3854 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3855 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3856 operand_equal_p to compare decls.
3857 (ptr_deref_may_alias_decl_p): Likewise.
3858 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3859 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3860 Handle reversed comparison ops.
3861 * tree-sra.c (asm_visit_addr): Use get_base_address.
3862 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3863 * ipa-reference.c (mark_address): Use get_base_address.
3865 2010-04-07 Richard Guenther <rguenther@suse.de>
3867 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3868 Propagate constants everywhere.
3870 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3873 * tree.c (MAX_INT_CACHED_PREC): Define.
3874 (nonstandard_integer_type_cache): New array.
3875 (build_nonstandard_integer_type): Cache results for precision
3876 <= MAX_INT_CACHED_PREC.
3878 2010-04-07 Richard Guenther <rguenther@suse.de>
3880 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3881 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3882 * common.opt: Likewise.
3883 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3884 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3885 (nonoverlapping_memrefs_p): Likewise.
3886 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3887 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3888 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3889 OPT_fargument_noalias_global for backward compatibility.
3891 2010-04-07 Richard Guenther <rguenther@suse.de>
3893 PR tree-optimization/43270
3894 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3895 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3896 * tree-ssa-pre.c (phi_translate_1): Adjust.
3897 (fully_constant_expression): Split out vn_reference handling to ...
3898 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3899 Fold reads from constant strings.
3900 (vn_reference_lookup): Handle fully constant references.
3901 (vn_reference_lookup_pieces): Likewise.
3902 * Makefile.in (expmed.o-warn): Add -Wno-error.
3904 2010-04-07 Martin Jambor <mjambor@suse.cz>
3906 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3908 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3911 * gcc.c: Add -static-libstdc++ to list of recognized options.
3913 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3915 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3917 2010-04-07 Richard Guenther <rguenther@suse.de>
3920 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3921 bases build simple mem attributes to retain points-to information.
3923 2010-04-07 Richard Guenther <rguenther@suse.de>
3926 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3927 preserve points-to related information.
3929 2010-04-07 Richard Guenther <rguenther@suse.de>
3932 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3933 discard plain indirect references.
3934 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3935 * tree.c (tree_nop_conversion): Likewise.
3937 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3940 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3942 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3944 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3945 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3947 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3949 * tree-if-conv.c: Fix indentation and comments.
3951 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3953 * tree-if-conv.c: Sort static functions in topological order.
3955 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3957 * tree-if-conv.c: Fix indentation and comments.
3959 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3962 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3963 lang_hooks.types.type_for_size instead of
3964 build_nonstandard_integer_type.
3965 When converting an unsigned type to signed, double its precision.
3966 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3967 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3968 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3971 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3974 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3975 POINTER_PLUS_EXPR for pointer types.
3977 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3980 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3981 * graphite-clast-to-gimple.c: Include langhooks.h.
3982 (max_signed_precision_type): New.
3983 (max_precision_type): Takes two types as arguments.
3984 (precision_for_value): New.
3985 (precision_for_interval): New.
3986 (gcc_type_for_interval): New.
3987 (gcc_type_for_value): New.
3988 (gcc_type_for_clast_term): New.
3989 (gcc_type_for_clast_red): New.
3990 (gcc_type_for_clast_bin): New.
3991 (gcc_type_for_clast_expr): Split up into several functions.
3992 (gcc_type_for_clast_eq): Rewritten.
3993 (compute_bounds_for_level): New.
3994 (compute_type_for_level_1): New.
3995 (compute_type_for_level): New.
3996 (gcc_type_for_cloog_iv): Removed.
3997 (gcc_type_for_iv_of_clast_loop): Rewritten.
3998 (graphite_create_new_loop): Compute the lower and upper bound types
3999 with gcc_type_for_clast_expr.
4000 (graphite_create_new_loop_guard): Same.
4001 (find_cloog_iv_in_expr): Removed.
4002 (compute_cloog_iv_types_1): Removed.
4003 (compute_cloog_iv_types): Removed.
4004 (gloog): Do not call compute_cloog_iv_types.
4005 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4007 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4008 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4009 (GBB_CLOOG_IV_TYPES): Removed.
4011 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4013 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4014 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4015 (detect_commutative_reduction): Same.
4017 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4019 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4020 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4022 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4023 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4024 (rewrite_commutative_reductions_out_of_ssa): Same.
4025 * passes.c (execute_function_todo): Call verify_ssa for every pass
4026 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4027 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4028 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4029 with an extra argument.
4030 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4031 verify_ssa only when the extra argument is true.
4032 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4033 with an extra argument.
4034 (tree_transform_and_unroll_loop): Same.
4036 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4038 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4039 for all the passes of the LNO having LOOP_CLOSED_SSA.
4040 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4041 * tree-loop-distribution.c (pass_loop_distribution): Same.
4042 * tree-pass.h (TODO_verify_loops): Removed.
4043 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4045 (pass_tree_unswitch): Same.
4046 (pass_predcom): Same.
4047 (pass_vectorize): Same.
4048 (pass_linear_transform): Same.
4049 (pass_graphite_transforms): Same.
4050 (pass_iv_canon): Same.
4051 (pass_complete_unroll): Same.
4052 (pass_complete_unrolli): Same.
4053 (pass_parallelize_loops): Same.
4054 (pass_loop_prefetch): Same.
4055 (pass_iv_optimize): Same.
4057 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4060 * passes.c (init_optimization_passes): Move pass_lim before
4061 pass_copy_prop and pass_dce_loop.
4063 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4066 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4067 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4068 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4069 MULTI_* defines for 4 argument vpermil2p* builtins.
4071 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4074 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4075 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4076 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4077 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4078 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4079 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4080 Use x86_maybe_negate_const_int to output insn mnemonic.
4081 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4082 check from instruction predicate. Update comments.
4083 * config/i386/sync.md (sync_add<mode>): Use
4084 x86_maybe_negate_const_int to output insn mnemonic.
4086 2010-04-06 Jan Hubicka <jh@suse.cz>
4088 PR tree-optimization/42906
4089 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4090 IGNORE_SELF argument. Set visited_control_parents for fully
4092 (find_obviously_necessary_stmts): Update call of
4093 mark_control_dependent_edges_necessary.
4094 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4096 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4098 * config/i386/i386.md: Remove comment about 'e' and 'E'
4101 2010-04-06 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/43627
4104 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4105 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4108 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4110 * BASE-VER: Change to 4.6.0.
4113 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4116 2010-04-06 Richard Guenther <rguenther@suse.de>
4119 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4121 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4123 * doc/invoke.texi (Optimize Options): Document that LTO
4124 won't remove object access purely due to incompatible
4127 2010-04-04 Matthias Klose <doko@ubuntu.com>
4129 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4130 Initialize variable.
4132 2010-04-03 Richard Guenther <rguenther@suse.de>
4135 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4136 require a non-NULL MEM_OFFSET.
4138 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4140 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4141 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4142 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4143 config/alpha/predicates.md, config/arm/arm.md,
4144 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4145 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4146 config/darwin9.h, config/darwin.c, config/darwin.h,
4147 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4148 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4149 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4150 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4151 config/mips/mips.md, config/mn10300/mn10300.c,
4152 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4153 config/rs6000/aix.h, config/rs6000/dfp.md,
4154 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4155 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4156 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4157 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4158 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4159 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4160 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4161 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4162 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4163 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4164 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4165 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4166 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4167 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4168 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4169 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4170 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4171 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4172 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4173 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4174 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4175 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4176 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4177 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4178 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4179 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4180 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4181 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4182 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4183 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4184 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4185 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4186 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4187 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4188 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4189 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4191 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4194 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4195 * aclocal.m4: Regenerate.
4197 2010-04-02 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/43629
4200 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4201 if we have seen a constant value.
4203 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4205 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4207 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4210 * arm.c (legitimize_tls_address): Adjust call to
4211 gen_tls_load_dot_plus_four.
4212 (arm_note_pic_base): New function.
4213 (arm_cannot_copy_insn_p): Use it.
4214 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4217 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4222 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4224 * Makefile.in ($(out_object_file)): Depend on
4225 gt-$(basename $(notdir $(out_file))).h.
4227 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4229 * config.gcc (lm32-*-rtems*): Add t-lm32.
4231 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4233 * config.gcc: Add lm32-*-rtems*.
4234 * config/lm32/rtems.h: New file.
4236 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4239 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4241 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4243 * dwarf2out.c (output_compilation_unit_header): For
4244 -gdwarf-4 use version 4 instead of version 3.
4245 (output_line_info): For version 4 and above emit additional
4246 maximum ops per insn header field.
4247 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4249 * dwarf2out.c (is_c_family, is_java): Remove.
4250 (lower_bound_default): New function.
4251 (add_bound_info, gen_descr_array_type_die): Use it.
4253 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4256 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4257 re-declaration when it happens in a function.
4259 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4261 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4262 (cgraph_remove_function_insertion_hook): Same.
4263 (cgraph_call_function_insertion_hooks): Same.
4265 2010-04-01 Richard Guenther <rguenther@suse.de>
4268 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4269 and TREE_THIS_VOLATILE.
4270 (copy_ref_info): Likewise.
4271 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4272 * tree.c (build6_stat): Ignore side-effects of all but arg5
4273 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4276 2010-04-01 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/43607
4279 * ipa-type-escape.c (check_call): Do not access non-existing
4282 2010-04-01 Richard Guenther <rguenther@suse.de>
4286 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4287 Jack Howarth <howarth@bromo.med.uc.edu>
4289 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4292 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4294 * doc/install.texi (Prerequisites): Document libelf usability on
4295 IRIX 5/6 and Solaris 2.
4296 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4297 Update GNU as, GNU ld requirements.
4298 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4299 Document Sun Studio compiler download.
4300 Update and simplify as, ld recommendations.
4301 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4303 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4305 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4306 with_tune_32 to pentium4.
4308 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4312 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4314 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4315 obsoletion, removal.
4317 Document GNU as requirement.
4318 Update configure requirements.
4319 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4320 Recomment IRIX 6.5.18+.
4321 Document IDF/IDL requirement.
4322 Document GNU as requirement.
4323 Document GNU ld bootstrap failure.
4324 Remove freeware.sgi.com reference.
4326 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4328 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4329 UNIX V4.0, V5.0 obsoletion, removal.
4330 Remove --with-gc=simple reference.
4331 Update VM requirements during bootstrap.
4332 Remove -oldas bootstrap description.
4333 Update binutils reference.
4334 Remove comparison failure note.
4336 2010-03-31 Richard Guenther <rguenther@suse.de>
4337 Zdenek Dvorak <ook@ucw.cz>
4338 Sebastian Pop <sebastian.pop@amd.com>
4341 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4342 with multiple arguments.
4343 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4345 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4347 * graphite-dependences.c (print_pddr): Call print_pdr with an
4349 * graphite-poly.c (debug_pdr): Add an extra argument for the
4352 (print_pbb_domain): Same.
4354 (print_scop_context): Same.
4356 (print_cloog): Same.
4357 (debug_pbb_domain): Same.
4361 (debug_scop_context): Same.
4363 (debug_cloog): Same.
4364 (print_scop_params): Same.
4365 (debug_scop_params): Same.
4366 (print_iteration_domain): Same.
4367 (print_iteration_domains): Same.
4368 (debug_iteration_domain): Same.
4369 (debug_iteration_domains): Same.
4370 (print_scattering_function): Same.
4371 (print_scattering_functions): Same.
4372 (debug_scattering_function): Same.
4373 (debug_scattering_functions): Same.
4374 * graphite-poly.h (debug_pdr): Update declaration.
4376 (print_pbb_domain): Same.
4378 (print_scop_context): Same.
4380 (print_cloog): Same.
4381 (debug_pbb_domain): Same.
4385 (debug_scop_context): Same.
4387 (debug_cloog): Same.
4388 (print_scop_params): Same.
4389 (debug_scop_params): Same.
4390 (print_iteration_domain): Same.
4391 (print_iteration_domains): Same.
4392 (debug_iteration_domain): Same.
4393 (debug_iteration_domains): Same.
4394 (print_scattering_function): Same.
4395 (print_scattering_functions): Same.
4396 (debug_scattering_function): Same.
4397 (debug_scattering_functions): Same.
4399 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4401 * graphite-poly.c (print_scattering_function_1): New.
4402 (print_scattering_function): Call it.
4403 (print_scop_params): Remove spaces at the end of lines.
4406 * graphite-poly.h (print_cloog): Declared.
4407 (debug_cloog): Declared.
4409 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4413 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4414 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4415 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4416 to switch between adding the IV bump in loop->latch or in loop->header.
4418 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4420 * graphite-poly.c (print_scattering_function): Pretty print following
4423 (print_pbb_domain): Same.
4424 (dump_gbb_cases): Same.
4425 (dump_gbb_conditions): Same.
4428 (print_scop_params): Same.
4429 (print_scop_context): Same.
4431 (print_pbb_body): New.
4432 (lst_indent_to): New.
4433 (print_lst): Start new lines with a #.
4434 * graphite-poly.h (pbb_bb): New.
4435 (pbb_index): Use pbb_bb.
4436 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4438 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4440 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4442 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4443 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4444 and 0 instead of 1 for dw_val_class_flag.
4445 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4446 dw_val_class_range_list, dw_val_class_loc_list,
4447 dw_val_class_lineptr and dw_val_class_macptr, use
4448 DW_FORM_flag_present for dw_val_class_flag and
4449 DW_FORM_exprloc for dw_val_class_loc.
4450 (output_die): For -gdwarf-4 print dw_val_class_loc
4451 size as uleb128 instead of 1 or 2 bytes and don't print
4452 anything for dw_val_class_flag.
4454 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4455 instead of cselib_lookup following by tweaking locs->setting_insn.
4458 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4459 even before returning from label, setjmp call or volatile asm
4462 2010-03-31 Richard Guenther <rguenther@suse.de>
4465 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4466 temporary data on stack.
4468 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4470 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4471 (PUSHSECTION_ASM_OP): Remove.
4472 (POPSECTION_ASM_OP): Remove.
4473 (PUSHSECTION_FORMAT): Remove.
4474 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4475 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4476 * config/sol2.c (solaris_output_init_fini): Use it.
4478 2010-03-31 Jie Zhang <jie@codesourcery.com>
4481 * opt-functions.awk (var_type_struct): Use signed char type
4482 for simple variables.
4484 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4486 * config/sol2.c: Include output.h.
4487 (solaris_assemble_visibility): New function.
4488 * config/t-sol2 (sol2.o): Add output.h dependency.
4489 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4490 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4493 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4496 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4497 V2SImode or XFmode on PRE_DEC.
4500 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4503 2010-03-31 Jie Zhang <jie@codesourcery.com>
4506 * reload.h (caller_save_initialized_p): Declare.
4507 * toplev.c (backend_init_target): Don't call
4508 init_caller_save but set caller_save_initialized_p to false.
4509 * caller-save.c (caller_save_initialized_p): Define.
4510 (init_caller_save): Check caller_save_initialized_p.
4511 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4513 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4516 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4517 and soft-fp/t-softfp to tmake_file.
4518 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4519 (LIBGCC2_TF_CEXT): Define.
4522 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4525 * cselib.c (n_useless_values): Document handling of debug locs.
4526 (n_useless_debug_values, n_debug_values): New variables.
4527 (new_elt_loc_list): Don't add to debug values, keep count.
4528 (promote_debug_loc): New.
4529 (cselib_reset_table): Zero new variables.
4530 (entry_and_rtx_equal_p): Promote debug locs.
4531 (discard_useless_locs): Increment n_useless_debug_values for
4533 (remove_useless_values): Adjust n_useless_values and n_debug_values
4534 with n_useless_debug_values.
4535 (add_mem_for_addr): Promote debug locs.
4536 (cselib_lookup_mem): Likewise.
4537 (cselib_lookup_addr): Renamed to...
4538 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4539 (cselib_log_lookup): ... this. Turn into...
4540 (cselib_lookup_addr): ... new wrapper.
4541 (cselib_lookup_from_insn): New.
4542 (cselib_invalidate_regno): Increment n_useless_debug_values for
4544 (cselib_invalidate_mem): Likewise.
4545 (cselib_process_insn): Take n_deleted and n_debug_values into
4546 account to guard remove_useless_value call.
4547 (cselib_finish): Zero n_useless_debug_values.
4548 * cselib.h (cselib_lookup_from_insn): Declare.
4549 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4550 (sched_analyze_2): Likewise.
4552 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4554 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4556 (adjust_mems): Replace narrowing SUBREG of expression containing
4557 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4558 with operations in the narrower mode.
4561 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4562 regs_invalidated_by_call instead all call_used_reg_set registers.
4564 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4567 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4568 pointer comparisons with types_compatible_p.
4569 * tree-vect-stmts.c (vectorizable_call): Same.
4570 (vectorizable_condition): Same.
4572 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4574 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4575 stack check if the mask would be zero.
4577 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4578 Jack Howarth <howarth@bromo.med.uc.edu>
4580 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4583 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4586 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4588 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4589 Include ___unordxf2 and ___unordtf2.
4590 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4593 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4595 * config/lm32/t-lm32: New file.
4596 * config.gcc: Use the above file when targetting lm32.
4598 2010-03-28 Duncan Sands <baldrick@free.fr>
4600 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4602 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4605 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4606 Improve vectorization cost model diagnostic.
4608 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4611 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4612 compute_data_dependences_for_loop returns false, early exit
4613 and output an extra diagnostic for the failed data reference
4616 2010-03-29 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/43560
4619 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4620 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4622 2010-03-29 Jie Zhang <jie@codesourcery.com>
4625 * toplev.c (process_options): Set optimization_default_node
4626 and optimization_current_node.
4627 * opts.c (decode_options): Don't set optimization_default_node
4628 and optimization_current_node.
4630 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4632 * config/rtems.h: Abandon -qrtems_debug.
4634 2010-03-28 Jan Hubicka <jh@suse.cz>
4636 PR tree-optimization/43505
4637 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4638 map should not be copied.
4640 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4643 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4644 cdtors, set DECL_PRESERVE_P.
4645 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4648 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4650 PR tree-optimization/43528
4651 * stor-layout.c (place_field): Check that constant fits into
4652 unsigned HWI when skipping calculation of MS bitfield layout.
4654 2010-03-27 Jan Hubicka <jh@suse.cz>
4657 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4658 notice_global_symbol work.
4660 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4662 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4663 instead of dwarf2out_decl.
4664 (struct var_loc_node): Remove section_label field.
4665 (dwarf2out_function_decl): New function.
4666 (dwarf2out_var_location): Don't set section_label field.
4667 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4669 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4671 PR tree-optimization/43544
4672 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4673 First argument for builtin vectorized function hook is now a
4674 tree to be able to distinguish between machine specific and
4676 * targhooks.c (default_builtin_vectorized_function): Ditto.
4677 * targhooks.h (default_builtin_vectorized_function): Ditto.
4678 * target.h (struct gcc_target): Ditto.
4679 * tree-vect-stmts.c (vectorizable_function): Ditto.
4680 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4681 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4684 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4687 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4688 nested binding iff it is a FUNCTION_DECL.
4689 (store_parm_decls_newstyle): Pass nested=true to bind for
4690 FUNCTION_DECLs amongst parameters.
4692 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4694 * var-tracking.c (vt_expand_loc_callback): Don't run
4695 cselib_expand_value_rtx_cb in dummy mode if
4696 cselib_dummy_expand_value_rtx_cb returned false.
4698 * var-tracking.c (emit_note_insn_var_location): For one part
4699 notes with offset 0, don't add EXPR_LIST around the location.
4700 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4701 add_location_or_const_value_attribute): Adjust for that change.
4704 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4705 into first operand and location into second.
4706 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4707 dw_cfi_oprnd_loc for DW_CFA_expression.
4708 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4709 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4710 assume first argument is regnum and second argument is location.
4712 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4715 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4716 of scratch register to DImode. Split to DImode comparison operator.
4717 Use SImode subreg of scratch register in the multiplication.
4718 (*cmp_sadd_sidi): Ditto.
4719 (*cmp_ssub_si): Ditto.
4720 (*cmp_ssub_sidi): Ditto.
4722 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4725 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4726 Remove invalid assert and wrong comment.
4728 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4731 * flags.h (final_insns_dump_p): New extern.
4732 * final.c (final_insns_dump_p): New variable.
4733 (rest_of_clean_state): Set it before -fdump-final-insns=
4734 dumping, clear afterwards.
4735 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4736 MEM_ALIAS_SET on MEMs.
4738 2010-03-26 David S. Miller <davem@davemloft.net>
4740 * configure.ac: Fix sparc GOTDATA_OP bug check.
4741 * configure: Rebuild.
4743 2010-03-26 Alan Modra <amodra@gmail.com>
4745 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4747 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4750 TLS_SECTION_ASM_FLAG.
4752 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4755 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4756 Clear first_function_block_is_cold.
4759 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4760 argument if the argument is truth_value_p.
4762 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4764 * config/rs6000/constraints.md: Update copyright year for my changes.
4767 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4768 used in reg+reg addressing, swap registers.
4770 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4773 * target.h (struct gcc_target): Add code_end hook.
4774 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4776 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4777 * toplev.c (compile_file): Call targetm.asm_out.code_end
4778 hook before unwind info/debug info output.
4779 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4780 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4781 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4782 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4783 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4784 * config/i386/i386.c (ix86_file_end): Renamed to...
4785 (ix86_code_end): ... this. Make static. Don't call
4786 file_end_indicate_exec_stack. Emit unwind info using
4787 final_start_function/final_end_function.
4788 (darwin_x86_file_end): Remove.
4789 (TARGET_ASM_CODE_END): Define.
4790 * config/i386/i386.h (TARGET_ASM_FILE_END,
4791 NEED_INDICATE_EXEC_STACK): Don't define.
4792 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4793 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4794 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4795 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4798 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4799 at the beginning and final_end_function at the end.
4800 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4802 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4804 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4805 and Sun as TLS syntax.
4806 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4807 * configure: Regenerate.
4808 * config.in: Regenerate.
4809 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4810 (default_elf_asm_named_section): Use it.
4811 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4812 (i386_output_dwarf_dtprel): Likewise.
4813 (output_addr_const_extra): Likewise.
4814 (output_pic_addr_const): Lowercase @GOTTPOFF.
4815 (output_addr_const_extra): Likewise.
4816 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4817 (output_addr_const_extra): Likewise.
4818 (output_pic_addr_const): Lowercase @INDNTPOFF.
4819 (output_addr_const_extra): Likewise.
4820 (output_pic_addr_const): Lowercase @NTPOFF.
4821 (output_addr_const_extra): Likewise.
4822 (output_pic_addr_const): Lowercase @TPOFF.
4823 (output_addr_const_extra): Likewise.
4824 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4825 (*tls_global_dynamic_64): Likewise.
4826 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4827 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4829 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4830 (ASM_OUTPUT_TLS_COMMON): Use it.
4831 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4834 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4835 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4836 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4837 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4838 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4839 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4841 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4843 * config/i386/i386.c (override_options): Don't accept
4844 -mtls-dialect=sun any longer.
4845 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4846 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4847 (*tls_local_dynamic_base_32_sun): Likewise.
4848 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4850 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4853 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4854 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4857 * ira.c (adjust_cleared_regs): New function.
4858 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4862 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4864 * expr.c (expand_expr_real): Restore previous
4865 curr_insn_source_location and curr_insn_block after
4866 expand_expr_real_1 call.
4867 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4868 instead of expand_expr_real_1.
4870 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4872 PR rtl-optimization/43413
4873 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4876 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4879 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4880 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4882 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386.c (ix86_target_string): Add -mfma.
4885 Fix a typo in comment.
4887 2010-03-22 Mike Stump <mikestump@comcast.net>
4890 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4891 Don't overly align based upon packed packed fields.
4893 2010-03-22 Jason Merrill <jason@redhat.com>
4895 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4896 Use () rather than [], and move before the element type.
4898 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4900 * doc/configfiles.texi (Configuration Files): Removed
4901 fixinc/Makefile*, intl/Makefile.*.
4902 * doc/makefile.texi: Fixed markup. Abstract from version
4903 control system used.
4904 (Makefile): Removed obsolete gcc/java/parse.y example.
4905 * doc/sourcebuild.texi: Likewise.
4906 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4907 libgomp, libssp. Removed fastjar.
4908 (Miscellaneous Docs): Clarify location.
4909 Added COPYING3, COPYING3.LIB.
4910 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4912 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4915 * config/i386/i386.c (x86_function_profiler)
4916 [!NO_PROFILE_COUNTERS]: Fix typo.
4917 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4920 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4921 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4923 * doc/sourcebuild.texi (Test Directives): Split into six
4924 subsections, with most of the current text in new subsections
4925 Directives, Selectors, and Final Actions.
4926 (Directives): Split list of test directives into multiple
4928 (Selectors): Describe use and syntax of selectors.
4929 (Effective-Target Keywords): Describe all existing keywords.
4930 (Add Options): Describe features for dg-add-options.
4931 (Require Support): Describe variants of dg-require-support.
4932 (Final Actions): Describe commands to use in dg-final.
4934 2010-03-22 Michael Matz <matz@suse.de>
4937 * recog.c (validate_replace_rtx_group): Replace also in
4938 REG_EQUAL and REG_EQUIV notes.
4940 2010-03-22 Richard Guenther <rguenther@suse.de>
4942 PR tree-optimization/43390
4943 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4944 sure vector extracts are type correct.
4946 2010-03-22 Richard Guenther <rguenther@suse.de>
4949 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4950 x * sqrt (x) even when optimizing for size if the target
4951 has native support for sqrt.
4953 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4955 * varasm.c (make_decl_rtl_for_debug): Also clear
4956 flag_mudflap for the duration of make_decl_rtl call.
4959 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4960 locs from preserved VALUEs.
4962 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4965 * pa.md (movmemsi): Set align to one if zero.
4966 (movmemdi): Likewise.
4968 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4971 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4972 with their corresponding prologue pushes.
4974 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4977 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4978 at the begining or end.
4979 (spu_expand_epilogue): Likewise.
4981 2010-03-20 Richard Guenther <rguenther@suse.de>
4983 PR rtl-optimization/43438
4984 * combine.c (make_extraction): Properly zero-/sign-extend an
4985 extraction of the low part of a CONST_INT. Also handle
4988 2010-03-19 Mike Stump <mikestump@comcast.net>
4990 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4991 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4992 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4994 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4997 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5000 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5002 PR rtl-optimization/42258
5003 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5004 use that may match DEF.
5007 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5008 the cost of loading the constant rather than assuming
5010 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5011 outer code is AND, do the same tests as the andsi3 expander and
5012 return COSTS_N_INSNS (1) if and is cheap.
5014 * optabs.c (avoid_expensive_constant): Fix formatting.
5016 2010-03-19 Michael Matz <matz@suse.de>
5019 * attribs.c (decl_attributes): When rebuilding a function pointer
5020 type use the same qualifiers as the original pointer type.
5022 2010-03-19 Martin Jambor <mjambor@suse.cz>
5024 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5025 and is_gimple_ip_invariant_address.
5027 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5030 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5032 * config/arm/arm.c (arm_override_options): Turn off
5033 flag_dwarf2_cfi_asm for AAPCS variants.
5035 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5038 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5039 Use PRE_MODIFY instead of PRE_DEC.
5040 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5041 (vfp_emit_fstmd): Likewise.
5043 2010-03-19 Michael Matz <matz@suse.de>
5046 * builtins.c (expand_builtin_interclass_mathfn,
5047 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5050 2010-03-19 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/43415
5053 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5054 (phi_translate_1): ... this.
5055 (phi_translate): Move all caching here. Cache all NARY
5056 and REFERENCE translations.
5058 2010-03-19 David S. Miller <davem@davemloft.net>
5060 With help from Eric Botcazou.
5061 * config/sparc/sparc.c: Include dwarf2out.h.
5062 (emit_pic_helper): Delete.
5063 (pic_helper_symbol_name): Delete.
5064 (pic_helper_emitted_p): Delete.
5065 (pic_helper_needed): New.
5066 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5067 (get_pc_thunk_name): New.
5068 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5069 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5070 Set pic_helper_needed to true. Don't call emit_pic_helper.
5071 (sparc_expand_prologue): Update load_pic_register call.
5072 (sparc_output_mi_thunk): Likewise.
5073 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5074 thunk if possible. Output CFI information as needed.
5076 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5077 Jack Howarth <howarth@bromo.med.uc.edu>
5080 * config/i386/i386.h: Fix ABI on darwin x86-32.
5082 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5084 * tree.h: Declare make_decl_rtl_for_debug.
5085 * varasm.c (make_decl_rtl_for_debug): New.
5086 * dwarf2out.c (rtl_for_decl_location): Call it.
5087 * cfgexpand.c (expand_debug_expr): Call it.
5089 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5092 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5096 * var-tracking.c (vt_init_cfa_base): Do nothing if
5097 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5099 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5102 * var-tracking.c (canonicalize_vars_star): New.
5103 (dataflow_post_merge_adjust): Use it.
5105 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5108 * var-tracking.c (non_suitable_const): New function.
5109 (add_uses): For DEBUG_INSNs with constants, don't record any
5110 value, instead just the constant value itself.
5111 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5112 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5113 (emit_notes_in_bb): Likewise.
5114 (emit_note_insn_var_location): For onepart variables if
5115 cur_loc is a VOIDmode constant, use DECL_MODE.
5117 2010-03-18 Martin Jambor <mjambor@suse.cz>
5120 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5121 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5122 all non-clones. Moved call redirection...
5123 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5124 (cgraph_materialize_all_clones): Dispose of all
5125 combined_args_to_skip bitmaps.
5126 (verify_cgraph_node): Do not check for edges pointing to wrong
5127 nodes in inline clones.
5128 * tree-inline.c (copy_bb): Call
5129 cgraph_redirect_edge_call_stmt_to_callee.
5130 * ipa.c (cgraph_remove_unreachable_nodes): Call
5131 cgraph_node_remove_callees even when there are used clones.
5133 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5135 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5137 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5140 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5143 2010-03-18 Michael Matz <matz@suse.de>
5146 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5147 into sqrt(x) if we need to preserve signed zeros.
5149 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5150 Eric Botcazou <ebotcazou@adacore.com>
5152 PR rtl-optimization/43360
5153 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5154 note if we don't know its invariant status.
5156 2010-03-18 Michael Matz <matz@suse.de>
5158 PR tree-optimization/43402
5159 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5160 PHI chains of ssa names registered for update.
5162 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5165 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5166 non-offsettable and pre_modify update addressing.
5167 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5168 and "2" alternatives "#".
5169 (*movdd_softfloat32): Make all alternatives "#";
5170 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5171 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5172 (*movdf_softfloat32): Make all alternatives "#";
5173 (movdi): Use the new DIFD mode iterator to create a common splitter
5174 for movdi, movdf and movdd patterns.
5176 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5178 * common.opt (dumpdir): Remove redundant tab.
5180 2010-03-17 Martin Jambor <mjambor@suse.cz>
5182 PR tree-optimization/43347
5183 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5184 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5186 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5188 PR rtl-optimization/42216
5189 * regrename.c (create_new_chain): New function, broken out from...
5190 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5191 appending a use to an empty chain.
5192 (build_def_use): Remove previous changes that convert OP_INOUT to
5193 OP_OUT operands; instead detect the case where an OP_INOUT operand
5194 uses a previously untracked register and create an empty chain for it.
5196 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5198 * doc/extend.texi (Function Attributes): Rewrite unfinished
5199 sentence in ms_abi documentation.
5201 2010-03-17 Alan Modra <amodra@gmail.com>
5203 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5204 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5205 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5206 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5208 2010-03-16 Richard Henderson <rth@redhat.com>
5211 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5212 (lower_try_finally): Save and restore eh_seq around the expansion
5215 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5217 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5218 statements before splitting block.
5220 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5222 * doc/sourcebuild.texi (Testsuites): Fix markup.
5223 Use pathnames relative to gcc/testsuite.
5224 (Test Directives): Move description of how timeout is determined.
5225 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5226 (C Tests): Correct gcc.misc-tests directory.
5227 Framework tests now live in gcc.test-framework.
5229 2010-03-16 Richard Guenther <rguenther@suse.de>
5232 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5233 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5235 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5236 Alexandre Oliva <aoliva@redhat.com>
5238 PR tree-optimization/42917
5239 * lambda-code.c (remove_iv): Skip debug statements.
5240 (lambda_loopnest_to_gcc_loopnest): Likewise.
5241 (not_interesting_stmt): Debug statements are not interesting.
5243 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5247 * cselib.c (cselib_preserve_constants,
5248 cfa_base_preserved_val): New static variables.
5249 (preserve_only_constants): New function.
5250 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5251 clear its REG_VALUES. If cselib_preserve_constants, don't
5252 empty the whole hash table, but preserve there VALUEs with constants,
5253 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5254 (cselib_preserve_cfa_base_value): New function.
5255 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5256 (cselib_init): Change argument to int bitfield. Set
5257 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5259 (cselib_finish): Clear cselib_preserve_constants and
5260 cfa_base_preserved_val.
5261 * cselib.h (enum cselib_record_what): New enum.
5262 (cselib_init): Change argument to int.
5263 (cselib_preserve_cfa_base_value): New prototype.
5264 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5265 * dse.c (dse_step1): Likewise.
5266 * cfgcleanup.c (thread_jump): Likewise.
5267 * sched-deps.c (sched_analyze): Likewise.
5268 * gcse.c (local_cprop_pass): Likewise.
5269 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5270 If FN is non-NULL, call the callback always and whenever it returns
5271 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5272 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5273 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5274 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5275 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5276 * var-tracking.c: Include recog.h.
5277 (bb_stack_adjust_offset): Remove.
5278 (vt_stack_adjustments): Don't call it, instead just gather the
5279 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5280 (adjust_stack_reference): Remove.
5281 (compute_cfa_pointer): New function.
5282 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5283 (struct adjust_mem_data): New type.
5284 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5286 (get_address_mode): New function.
5287 (replace_expr_with_values): Use it.
5288 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5289 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5290 (adjust_sets): Remove.
5291 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5292 Use get_address_mode.
5293 (get_adjusted_src): Remove.
5294 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5295 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5296 (add_with_sets): Don't call adjust_sets.
5297 (fp_setter, vt_init_cfa_base): New functions.
5298 (vt_initialize): Change return type to bool. Move most of pool etc.
5299 initialization to the beginning of the function from end. Pass
5300 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5301 If !frame_pointer_needed, call vt_stack_adjustment before mos
5302 vector is filled, call vt_init_cfa_base if argp/framep has been
5303 eliminated to sp. If frame_pointer_needed and argp/framep has
5304 been eliminated to hard frame pointer, set
5305 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5306 encountering fp setter in the prologue. For MO_ADJUST, call
5307 log_op_type before pusing the op into mos vector, not afterwards.
5308 Call adjust_insn before cselib_process_insn/add_with_sets,
5309 call cancel_changes (0) afterwards.
5310 (variable_tracking_main_1): Adjust for vt_initialize calling
5311 vt_stack_adjustments and returning whether it succeeded or not.
5313 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5315 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5318 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5320 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5322 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5323 drap_reg has not been set.
5325 2010-03-15 Michael Matz <matz@suse.de>
5328 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5329 use it to expand block copies.
5330 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5331 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5332 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5334 2010-03-15 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/43367
5337 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5340 2010-03-15 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/43317
5343 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5345 2010-03-15 Martin Jambor <mjambor@suse.cz>
5347 PR tree-optimization/43141
5348 * tree-sra.c (create_abstract_origin): New function.
5349 (modify_function): Call create_abstract_origin.
5351 2010-03-15 Chris Demetriou <cgd@google.com>
5353 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5356 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5359 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5360 call insert_out_of_ssa_copy for default definitions.
5362 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5364 * graphite-clast-to-gimple.c (my_long_long): Defined.
5365 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5366 * graphite-sese-to-poly.c (my_long_long): Defined.
5367 (scop_ivs_can_be_represented): Use it.
5369 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5371 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5372 graphite-max-bbs-per-function, and loop-block-tile-size.
5373 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5375 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5377 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5379 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5380 forward declaration.
5381 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5382 (add_upper_bounds_from_estimated_nit): New.
5383 (build_loop_iteration_domains): Use it.
5385 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5387 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5389 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5392 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5393 should be an INTEGER_CST. Also handle CASE_CONVERT.
5395 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5397 * graphite.c (graphite_initialize): To bound the number of bbs per
5398 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5399 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5400 * doc/invoke.texi: Document it.
5402 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5404 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5405 * graphite-sese-to-poly.h (build_poly_scop): Same.
5407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5409 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5410 the number of parameters in the scop. Use as an upper bound
5411 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5412 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5413 * doc/invoke.texi: Document it.
5415 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5417 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5418 * doc/c-tree.texi: Remove.
5419 * doc/generic.texi: Merge c-tree.texi here.
5420 * doc/gccint.texi (Trees): Remove menu entry.
5421 (c-tree.texi): Remove @include.
5422 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5423 * doc/languages.texi (Reading RTL): Ditto.
5425 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5428 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5430 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5433 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5434 code added to work around reload clobbering CONST insns.
5436 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5438 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5439 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5440 (cselib_preserve_only_values): Remove retain argument, don't
5441 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5442 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5443 * var-tracking.c (micro_operation): Move insn field before union.
5444 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5445 (struct variable_tracking_info_def): Remove n_mos field, change
5446 mos into a vector of micro_operations.
5447 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5448 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5449 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5450 changing into a vector.
5451 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5452 come before all other uops generated by add_stores.
5453 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5455 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5456 a vector. Run just one pass over the bbs instead of separate counting
5457 and computation phase.
5458 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5461 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5462 into *nonlocalized_list vector.
5463 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5464 even if origin is non-NULL.
5465 (gen_variable_die): Likewise.
5466 (process_scope_var): Don't change origin.
5467 (gen_decl_die): Likewise.
5468 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5469 before adding new edges instead of after it, fix moving over
5472 2010-03-11 David S. Miller <davem@davemloft.net>
5474 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5476 * configure: Rebuild.
5478 2010-03-11 Martin Jambor <mjambor@suse.cz>
5480 PR tree-optimization/43257
5481 * tree.c (assign_assembler_name_if_neeeded): New function.
5482 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5484 * tree.h (assign_assembler_name_if_neeeded): Declare.
5485 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5486 the function if needed.
5488 2010-03-11 Chris Demetriou <cgd@google.com>
5490 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5491 include/stdint-gcc.h, and include/stdint.h world-readable.
5493 2010-03-11 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/43255
5496 * tree-vrp.c (process_assert_insertions_for): Do not insert
5497 asserts for trivial conditions.
5499 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5501 PR tree-optimization/43280
5502 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5503 generation. Move calculation of size out of the if branch.
5504 (find_bswap): Modify compare number generation.
5506 2010-03-11 Richard Guenther <rguenther@suse.de>
5509 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5510 (input_gimple_stmt): Fixup handled component types during
5511 operand read. Also fix up decls in ADDR_EXPRs.
5513 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5515 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5516 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5518 2010-03-10 Jan Hubicka <jh@suse.cz>
5521 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5522 * varasm.c (get_variable_section): Don't do that here...
5523 (make_decl_rtl): ... and here.
5524 (do_assemble_alias): Produce decl RTL.
5525 (assemble_alias): Likewise.
5527 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5530 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5531 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5533 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5534 (based_loc_descr): Only express drap or vdrap regno based expressions
5535 using DW_OP_fbreg when not optimizing.
5536 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5537 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5538 REG_CFA_SET_VDRAP note.
5540 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5542 PR tree-optimization/43236
5543 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5544 error in calculation of base address in reverse iteration case.
5545 (generate_builtin): Take number of latch executions if the statement
5548 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5551 * tree-eh.c: Include pointer-set.h.
5552 (lower_eh_dispatch): Filter out duplicate case labels and
5553 remove the unneeded edge when the label is unused. Return
5554 true when some edges are removed.
5555 (execute_lower_eh_dispatch): When any lowering resulted in
5556 removing an edge, also delete unreachable blocks.
5558 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5561 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5562 UNSPEC_MACHOPIC_OFFSET.
5564 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5567 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5568 (m68k_delegitimize_address): New function.
5570 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5573 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5576 * var-tracking.c (adjust_sets): New function.
5577 (count_with_sets, add_with_sets): Use it.
5578 (get_adjusted_src): New inline function.
5579 (add_stores): Use it.
5582 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5583 call cselib_dummy_expand_value_rtx_cb instead of
5584 cselib_expand_value_rtx_cb.
5587 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5588 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5589 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5590 and .cfi_endproc around the pic thunks.
5591 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5592 all queued unwind info register saves are saved before the call.
5593 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5594 considered as sp-=4 for unwind info and the pop as sp+=4 which
5595 also clobbers dest, but doesn't actually restore it.
5598 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5599 RTX_FRAME_RELATED_P.
5601 2010-03-09 Jie Zhang <jie@codesourcery.com>
5603 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5604 whitespaces in output template.
5606 2010-03-09 Jie Zhang <jie@codesourcery.com>
5608 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5611 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5613 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5614 builtins.exp in a separate job.
5616 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5618 * graphite-sese-to-poly.c (add_param_constraints): Use
5619 lower_bound_in_type and upper_bound_in_type.
5621 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5623 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5624 instead of unsigned_type_node.
5626 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5627 Reza Yazdani <reza.yazdani@amd.com>
5630 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5631 on pointer type parameters.
5633 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5637 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5638 handle conversions from pointer to integers.
5639 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5640 induction variable, to be able to work with code generated by CLooG.
5641 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5642 (build_poly_scop): Bail out if we cannot codegen a loop.
5644 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5646 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5647 code generation with gloog_error.
5649 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5651 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5652 Call fold_convert on all the returned values.
5653 (expand_scalar_variables_expr): Pass to
5654 expand_scalar_variables_ssa_name the type of the resulting expression.
5656 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5658 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5659 ppl_min_for_le_pointset.
5660 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5661 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5663 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5665 * graphite-dependences.c (map_into_dep_poly): Removed.
5666 (dependence_polyhedron_1): Use combine_context_id_scat.
5668 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5670 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5671 (struct poly_bb): Same.
5672 (combine_context_id_scat): New.
5674 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5677 * sese.c (name_defined_in_loop_p): Return false for default
5680 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5682 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5683 and clean up the logic.
5685 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5687 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5690 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5692 * var-tracking.c (remove_cselib_value_chains): Define only for
5694 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5695 delete_slot_part, emit_notes_for_differences_1): Don't call
5696 remove_cselib_value_chains here.
5697 (set_slot_part, emit_notes_for_differences_2): Don't call
5698 add_cselib_value_chains here.
5699 (preserved_values): New vector.
5700 (preserve_value): New function.
5701 (add_uses, add_stores, vt_add_function_parameters): Use it
5702 instead of cselib_preserve_value.
5703 (changed_values_stack): New vector.
5704 (check_changed_vars_0): New function.
5705 (check_changed_vars_1, check_changed_vars_2): Use it.
5706 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5707 changed_values_stack VALUEs.
5708 (vt_emit_notes): For all preserved_values call
5709 add_cselib_value_chains. If ENABLE_CHECKING call
5710 remove_cselib_value_chains before verifying value_chains is empty.
5711 Initialize and free changed_values_stack.
5712 (vt_initialize): Initialize preserved_values.
5713 (vt_finalize): Free preserved_values.
5715 2010-03-08 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/43269
5718 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5721 2010-03-08 Martin Jambor <mjambor@suse.cz>
5723 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5724 (ipa_is_param_called): Removed.
5725 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5726 (ipa_print_node_params): Do not print the called flag.
5727 (ipa_write_node_info): Do not stream the called flag.
5728 (ipa_read_node_info): Likewise.
5730 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5733 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5734 * cselib.c (struct expand_value_data): Add dummy field.
5735 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5737 (cselib_dummy_expand_value_rtx_cb): New function.
5738 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5740 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5741 * var-tracking.c: Include pointer-set.h.
5742 (variable): Change n_var_parts to char from int. Add
5743 cur_loc_changed and in_changed_variables fields.
5744 (variable_canonicalize): Remove.
5745 (shared_var_p): New inline function.
5746 (unshare_variable): Maintain cur_loc_changed and
5747 in_changed_variables fields. If var was in changed_variables,
5748 replace it there with new_var. Just copy cur_loc instead of
5749 resetting it to something else.
5750 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5751 (dataflow_set_union): Don't call variable_canonicalize.
5752 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5753 of their DEBUG_EXPR_TREE_DECLs.
5754 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5755 and in_changed_variables and cur_loc_changed is false.
5756 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5757 and cur_loc_changed. Don't update cur_loc here.
5758 (variable_merge_over_src): Don't call variable_canonicalize.
5759 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5760 removing loc that is equal to cur_loc, clear cur_loc,
5761 set cur_loc_changed and ensure variable_was_changed is called.
5762 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5763 compare pointers in cur_loc check, if it is equal to loc,
5764 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5765 (variable_different_p): Remove compare_current_location argument,
5766 don't compare cur_loc.
5767 (dataflow_set_different_1): Adjust variable_different_p caller.
5768 (variable_was_changed): If dv had some var in changed_variables
5769 already, reset in_changed_variables flag for it and propagate
5770 cur_loc_changed over to the new variable. On empty var
5771 always set cur_loc_changed. Set in_changed_variables on whatever
5772 var is added to changed_variables.
5773 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5774 Use shared_var_p. When removing loc that is equal to cur_loc,
5775 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5776 end, don't set it to something else, just call variable_was_changed.
5777 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5778 loc being removed, clear cur_loc and set cur_loc_changed.
5779 Set cur_loc_changed if all locations have been removed.
5780 (struct expand_loc_callback_data): New type.
5781 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5782 allocated. Always create SUBREGs if simplify_subreg failed.
5783 Prefer to use cur_loc, when that fails and still in
5784 changed_variables (and seen first time) recompute it. Set
5785 cur_loc_changed of variables which had to change cur_loc and
5786 compute elcd->cur_loc_changed if any of the subexpressions used
5787 had to change cur_loc.
5788 (vt_expand_loc): Adjust to pass arguments in
5789 expand_loc_callback_data structure.
5790 (vt_expand_loc_dummy): New function.
5791 (emitted_notes): New variable.
5792 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5793 that weren't used for any other decl in current
5794 emit_notes_for_changes call call vt_expand_loc_dummy to update
5795 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5796 first loc_chain location if NULL before. Always use just
5797 cur_loc instead of first loc_chain location. When cur_loc_changed
5798 is false, when not --enable-checking=rtl just don't emit any note.
5799 When rtl checking, compute the note and assert it is the same
5800 as previous note. Clear cur_loc_changed and in_changed_variables
5801 at the end before removing from changed_variables.
5802 (check_changed_vars_3): New function.
5803 (emit_notes_for_changes): Traverse changed_vars to call
5804 check_changed_vars_3 on each changed var.
5805 (emit_notes_for_differences_1): Clear cur_loc_changed and
5806 in_changed_variables. Recompute cur_loc of new_var.
5807 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5808 (vt_emit_notes): Initialize and destroy emitted_notes.
5810 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5812 PR rtl-optimization/42220
5813 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5814 Use verify_reg_tracked to determine if we should use OP_OUT rather
5816 (build_def_use): If we see an in-out operand for a register that we
5817 know nothing about, treat is an output if possible, fail the block if
5820 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5823 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5826 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5829 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5830 uses of relevant DEFs that are dead outside the loop too.
5832 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5834 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5836 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5838 * var-tracking.c (values_to_unmark): New variable.
5839 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5840 values_to_unmark vector. Moved body to...
5841 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5842 instead queue it into values_to_unmark vector.
5843 (vt_find_locations): Free values_to_unmark vector.
5845 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5847 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5848 (site.exp): Export them when plugins are enabled.
5850 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5853 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5855 (chrec_fold_multiply): Same.
5857 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5860 * c-decl.c (build_compound_literal): Return early if init is
5863 2010-03-04 Martin Jambor <mjambor@suse.cz>
5865 PR tree-optimization/43164
5866 PR tree-optimization/43191
5867 * tree-sra.c (type_consists_of_records_p): Reject records with
5868 zero-size bit-fields at the end.
5870 2010-03-04 Mike Stump <mikestump@comcast.net>
5872 * Makefile.in (TAGS): Remove *.y.
5874 2010-03-04 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/40761
5877 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5879 (my_rev_post_order_compute): New function.
5880 (init_pre): Call it.
5882 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5885 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5886 decrease the cost of an IV candidate when the cost is infinite.
5888 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5890 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5891 Use '3DNow!' for the extension of that name, ensure normal space
5893 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5895 2010-03-03 Jeff Law <law@redhat.com>
5897 * PR middle-end/32693
5898 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5899 than gen_rtx_SUBREG.
5900 (extract_bit_field_1): Likewise.
5902 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5904 * doc/sourcebuild.texi (Test directives): Document that arguments
5905 include-opts and exclude-opts are now optional for dg-skip-if,
5906 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5908 2010-03-03 Jason Merrill <jason@redhat.com>
5911 * cgraph.h (varpool_node): Add extra_name field.
5912 * varpool.c (varpool_extra_name_alias): New.
5913 (varpool_assemble_decl): Emit extra name aliases.
5914 (varpool_mark_needed_node): Look past an extra name alias.
5915 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5916 * lto-streamer-in.c (lto_input_tree): Read it.
5917 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5919 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5921 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5922 (sparc*-*-solaris2*): ...this.
5924 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5927 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5928 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5929 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5930 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5933 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5934 fallthrough to default handling, just with want_address 0 instead of 2.
5935 For single element lists, add_AT_loc directly, otherwise create an
5936 artificial variable DIE and stick location list to it.
5939 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5940 (VAL_EXPR_HAS_REVERSE): Define.
5941 (reverse_op): New function.
5942 (add_stores): For reversible operations add an extra MO_VAL_USE.
5944 2010-03-02 Jason Merrill <jason@redhat.com>
5946 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5948 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5950 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5951 (sparc64-*-linux*): Likewise.
5952 (sparc64-*-solaris2*): Include assembler files before linker ones.
5953 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5954 * config/sparc/gas.h: Delete.
5955 * config/sparc/sol2-64.h: Add copyright notice.
5956 * config/sparc/sol2-gas-bi.h: Likewise.
5957 * config/sparc/sol2-gld.h: Likewise.
5958 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5959 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5960 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5961 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5962 (sparc_elf_asm_named_section): Rename into...
5963 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5965 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5967 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5969 2010-03-02 Jeff Law <law@redhat.com>
5972 * reload1.c (rtx_p, substitute_stack): Declare.
5973 (substitute): Record addresses of changed rtxs.
5974 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5975 Restore the original rtx when complete.
5976 (reload): Free subsitute_stack when complete.
5978 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5980 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5981 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5983 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5984 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5985 Torture Tests): Change from subsection to section.
5987 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5988 Steven Bosscher <steven@gcc.gnu.org>
5990 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5993 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5996 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5997 the assignment from the new induction variable to the assignment
5998 of the value from the original loop PHI function.
6000 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6001 Daniel Jacobowitz <dan@codesourcery.com>
6003 * doc/sourcebuild.texi (Test directives): Clarify options to
6006 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6008 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6009 Disable cfi directives unless GCC and gas agree on using read-only
6010 .eh_frame sections for 64-bit.
6011 * configure: Regenerate.
6013 2010-03-01 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/43220
6016 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6017 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6019 2010-03-01 Richard Guenther <rguenther@suse.de>
6020 Martin Jambor <mjambor@suse.cz>
6023 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6024 gimplified parameters.
6026 2010-03-01 Christian Bruel <christian.bruel@st.com>
6028 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6030 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6032 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6034 2010-03-01 Richard Guenther <rguenther@suse.de>
6037 * expr.c (expand_assignment): Use the alias-oracle to tell
6038 if the rhs aliases the result decl.
6040 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6043 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6044 to sol_gt_pch_get_address.
6045 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6046 64-bit, SPARC and x86.
6047 (sol_gt_pch_get_address): New function.
6049 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6051 * toplev.h (inform_n, error_n): Declare.
6052 * diagnostic.c (inform_n, error_n): New function.
6054 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6056 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6057 has no rtl yet when processing local_decls, queue it and recheck
6058 if deferred stack allocation hasn't assigned it rtl.
6060 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6062 * config/sh/sh.c (unspec_bbr_uid): New.
6063 (gen_block_redirect): Use it instead of INSN_UID.
6064 (gen_far_branch): Likewise.
6066 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6068 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6069 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6071 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6073 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6074 (Warning Options): -Wno-conversion-null is valid for
6075 Objective-C++ as well.
6076 * doc/tm.texi (Named Address Spaces): Likewise.
6077 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6078 * doc/tree-ssa.texi (Tree SSA): Likewise.
6080 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6083 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6084 by default. Don't set the default arch for
6085 i[34567]86-*-darwin*|x86_64-*-darwin*.
6087 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6090 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6091 default. Set the default 32bit/64bit archs with $with_arch
6092 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6094 2010-02-27 Richard Guenther <rguenther@suse.de>
6096 PR tree-optimization/43186
6097 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6098 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6099 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6100 unroller iterations.
6102 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6104 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6105 required and i[34567]86-*-* targets don't support 64bit ISA.
6107 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6110 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6113 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6115 * config.gcc: Set the default arch at least to Prescott for
6116 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6117 if SSE math is enabled.
6119 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6121 * diagnostic.c (diagnostic_initialize): Update.
6122 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6124 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6125 (diagnostic_inhibit_notes): New.
6126 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6128 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6131 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6132 * doc/standards.texi: Likewise.
6133 * doc/extend.texi: Likewise.
6134 * doc/trouble.texi: Likewise.
6135 * doc/cppopts.texi: Likewise.
6136 * doc/install.texi: Likewise.
6137 * c.opt (std=c90,std=gnu90): New options.
6138 * c-opts.c (c_common_handle_option): Handle them.
6140 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6143 * c-decl.c (undeclared_variable): Use an informative note.
6145 2010-02-26 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/43186
6148 * gimple.h (gimple_fold): Remove.
6149 * gimple.c (gimple_fold): Remove. Inline into single user ...
6150 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6151 Try harder for conditions.
6153 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6156 * function.c (used_types_insert): Don't skip through named pointer
6157 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6158 and it is different from the main variant's type.
6160 2010-02-26 Nick Clifton <nickc@redhat.com>
6162 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6164 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6166 * config.gcc: Support --with-fpmath=sse for x86.
6168 * config/i386/ssemath.h: New.
6170 * doc/install.texi (--with-fpmath=sse): Documented.
6172 2010-02-26 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/43188
6175 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6176 vector types of over-aligned element type.
6178 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6182 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6184 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6186 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6188 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6190 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6191 * var-tracking.c: Include diagnostic.h.
6192 (debug_dv): New function.
6193 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6196 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6197 (add_value_chain, add_value_chains, remove_value_chain,
6198 remove_value_chains): Handle DEBUG_EXPRs.
6199 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6202 * regcprop.c (struct queued_debug_insn_change): New type.
6203 (struct value_data_entry): Add debug_insn_changes field.
6204 (struct value_data): Add n_debug_insn_changes field.
6205 (debug_insn_changes_pool): New variable.
6206 (free_debug_insn_changes, apply_debug_insn_changes,
6207 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6208 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6209 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6211 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6213 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6214 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6215 changes, call cprop_find_used_regs via note_stores.
6216 (copyprop_hardreg_forward): When copying vd from predecessor
6217 which has any queued DEBUG_INSN changes, make sure the pointers are
6218 cleared. At the end call df_analyze and then if there are any
6219 DEBUG_INSN changes queued at the end of some basic block for still
6220 live registers, apply them.
6221 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6223 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6225 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6228 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6230 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6231 targets. Set the default with_cpu/with_arch from arch/cpu.
6232 Allow x86-64 and native for with_cpu/with_arch.
6234 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6236 * ebitmap.c: Change calls to verify_popcount with calls to
6237 sbitmap_verify_popcount.
6238 (ebitmap_clear_bit): Fixed map->cacheindex test and
6239 map>cache update when bit clearing results in an empty
6242 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6245 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6246 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6247 and support both V2DF and V2DI modes.
6248 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6249 support both V2DF and V2DI modes.
6250 (general): Delete trailing whitespace from a few patterns.
6252 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6253 V2DF/V2DI interleave high/low builtins.
6255 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6258 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6259 interleave high/low functions.
6261 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6263 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6264 #pragma extern_prefix.
6266 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6269 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6270 BLKmode, assert op0 is a MEM and just adjust its mode.
6273 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6274 if bitpos isn't multiple of mode's bitsize.
6276 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6278 * c.opt (-ftemplate-depth=): New.
6279 (-ftemplate-depth-): Deprecate.
6280 * optc-gen.awk: Handle -ftemplate-depth=.
6281 * opth-gen.awk: Likewise.
6282 * c-opts.c (c_common_handle_option): Likewise.
6283 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6285 2010-02-24 Jason Merrill <jason@redhat.com>
6287 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6289 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6291 * cfg.c (alloc_aux_for_block): Remove inline.
6292 (alloc_aux_for_edge): Likewise.
6294 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6296 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6298 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6300 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6301 * config/i386/sol2-gas.h: New file.
6302 * config.gcc (i[34567]86-*-solaris2*): Use it.
6304 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6307 * c-typeck.c (ep_convert_and_check): New.
6308 (build_conditional_expr): Use it.
6309 (build_binary_op): Likewise.
6311 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6313 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6316 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6317 bounds even for -O+.
6318 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6319 expr needs to have DECL_NAME set.
6321 2010-02-24 Nick Clifton <nickc@redhat.com>
6323 * config/mep/mep.c: Include gimple.h.
6324 (mep_function_uses_sp): Delete unused function.
6325 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6326 parameters. Use unsigned integers to count args. Return a
6327 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6329 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6332 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6333 greater or equal to nelt instead of 2 * nelt.
6334 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6337 2010-02-23 Jason Merrill <jason@redhat.com>
6340 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6341 in cfun->local_decls even if they have register types.
6344 * stor-layout.c (place_field): Don't warn about unnecessary
6345 DECL_PACKED if the type is packed.
6347 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6350 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6351 GOTOFF relocs, even when the base reg isn't pic pointer.
6353 2010-02-23 Michael Matz <matz@suse.de>
6356 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6357 (expand_gimple_basic_block): Generate and use debug temps if there
6358 are debug uses left after the last real use of TERed ssa names.
6359 Unlink debug immediate uses when they are expanded.
6361 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6364 * config/i386/i386.c (override_options): Reorganise to provide
6365 better error messages.
6367 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6370 * graphite-scop-detection.c (create_single_exit_edge): Move
6371 the call to find_single_exit_edge to....
6372 (create_sese_edges): ...here. Don't handle multiple edges
6373 exiting the function.
6374 (build_graphite_scops): Don't handle multiple edges
6375 exiting the function.
6377 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6380 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6381 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6383 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6386 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6388 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6391 * c-typeck.c (convert_arguments): Print declaration location.
6392 * c-common.c (validate_nargs): Rename as
6393 builtin_function_validate_nargs.
6394 (check_builtin_function_arguments): Update.
6396 2010-02-22 Richard Guenther <rguenther@suse.de>
6399 * tree-inline.c (declare_return_variable): Use the type of
6400 the call stmt lhs if available.
6402 2010-02-22 Duncan Sands <baldrick@free.fr>
6404 * passes.c (register_pass): Always consider all pass lists when
6405 ref_pass_instance_number is zero.
6407 2010-02-22 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/42749
6410 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6411 parameter. Do arithmetic in the original type.
6412 (update_accumulator_with_ops): Likewise.
6413 (adjust_accumulator_values): Adjust.
6415 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6417 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6418 (QI to BLKmode splitter): New splitter.
6420 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6422 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6423 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6425 2010-02-22 Richard Guenther <rguenther@suse.de>
6427 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6429 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6431 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6432 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6433 ($(T)crti.o, $(T)crtn.o): Remove rules.
6435 2010-02-21 Tobias Burnus <burnus@net-b.de>
6438 * doc/invoke.texi (-fassociative-math): Document that this
6439 option is automatically enabled for Fortran.
6441 2010-02-20 David S. Miller <davem@davemloft.net>
6443 * configure.ac: Test if linker and assembler properly support
6444 GOTDATA_OP relocations.
6445 * configure: Rebuild.
6446 * config.in: Likewise.
6447 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6448 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6449 (movsi_high_pic): Likewise.
6450 (movdi_lo_sum_pic): Likewise.
6451 (movdi_high_pic): Likewise.
6452 (movsi_pic_gotdata_op): New pattern.
6453 (movdi_pic_gotdata_op): Likewise.
6454 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6455 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6457 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6461 attribute to ssemul.
6462 (xop_mulv2div2di3_high): Ditto.
6464 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6467 * c.opt (Wconversion-null): New option.
6468 * doc/invoke.texi (Wconversion-null): Document.
6470 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6472 * common.opt (Wlarger-than-): Add Undocumented.
6474 2010-02-19 Mike Stump <mikestump@comcast.net>
6476 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6478 2010-02-19 Jason Merrill <jason@redhat.com>
6481 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6482 * configure: Likewise.
6484 2010-02-20 Alan Modra <amodra@gmail.com>
6487 * cgraph.h (cgraph_make_decl_local): Declare.
6488 * cgraph.c (cgraph_make_decl_local): New function.
6489 (cgraph_make_node_local): Use it.
6490 * cgraphunit.c (cgraph_function_versioning): Likewise.
6491 * ipa.c (function_and_variable_visibility): Likewise.
6493 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6496 * except.c (sjlj_emit_function_enter): Don't call
6497 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6499 * rtl.h (add_reg_br_prob_note): Remove prototype.
6501 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6504 * c-common.c (conversion_warning): Remove widening conversions
6505 before checking the conversion of integers to reals.
6507 2010-02-19 Mike Stump <mikestump@comcast.net>
6510 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6513 * cgraphunit.c (process_function_and_variable_attributes): Check
6514 DECL_PRESERVE_P instead of looking up attribute "used".
6515 * ipa-pure-const.c (check_decl): Likewise.
6516 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6517 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6518 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6519 instead of attribute "used".
6520 * config/sol2-c.c (solaris_pragma_init): Likewise.
6521 (solaris_pragma_fini): Likewise.
6523 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6525 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6526 Use XCNEW instead of xcalloc.
6527 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6528 XNEW instead of xmalloc.
6529 (get_fields): Use XNEWVEC instead of xmalloc.
6532 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6533 populate vars array.
6534 (create_new_general_access): For debug stmts just reset value.
6535 (get_stmt_accesses): For accesses within debug stmts just record them
6536 using add_access_to_acc_sites instead of preventing the peeling or
6537 counting them as accesses.
6540 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6542 2010-02-19 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/42916
6545 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6548 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6550 * configure.ac: Replace all uses of changequote in macro arguments
6551 with proper quoting.
6553 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6556 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6558 2010-02-19 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/42944
6561 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6562 test for aliasing with errno.
6564 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6567 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6568 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6569 * dojump.c: Include output.h.
6570 (inv): New inline function.
6571 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6572 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6573 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6574 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6575 argument, pass it down to other calls.
6576 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6577 add REG_BR_PROB note to the conditional jump.
6578 * cfgexpand.c (add_reg_br_prob_note): Removed.
6579 (expand_gimple_cond): Don't call it, add the probability
6580 as last argument to jumpif_1/jumpifnot_1.
6581 * Makefile.in (dojump.o): Depend on output.h.
6582 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6584 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6585 * stmt.c (do_jump_if_equal): Likewise.
6586 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6587 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6588 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6590 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6591 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6592 jumpifnot_1 callers.
6593 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6595 (store_expr): Adjust jumpifnot caller.
6596 (store_constructor): Adjust jumpif caller.
6599 * gimplify.c (gimple_boolify): For __builtin_expect call
6600 gimple_boolify also on its first argument.
6602 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6604 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6606 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6607 * configure: Regenerated.
6609 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6611 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6612 lang_hooks.types_compatible_p instead of comptypes.
6614 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6616 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6617 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6618 if __prefer_thumb__ is defined.
6620 2010-02-18 Martin Jambor <mjambor@suse.cz>
6622 PR tree-optimization/43066
6623 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6624 array with zero-sized element type.
6626 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6628 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6629 rtx, allocate struct var_loc_node here and return it to the
6630 caller, and only if it is actually needed.
6631 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6632 move it earlier and return immediately if it returns NULL.
6634 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6636 * config/sparc/gas.h: New file. Restore
6637 TARGET_ASM_NAMED_SECTION to its ELF default.
6638 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6640 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6641 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6642 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6643 after sparc/sysv4.h.
6645 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6647 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6649 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6651 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6652 patterns from predicated pattern.
6654 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6657 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6658 for insn mnemonic suffix.
6660 2010-02-17 Richard Guenther <rguenther@suse.de>
6662 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6665 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6668 * caller-save.c (save_call_clobbered_regs): If BB ends with
6669 a DEBUG_INSN, move any notes in between last real insn and the last
6670 DEBUG_INSN after the last DEBUG_INSN.
6672 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6674 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6675 Fix return type. Fix argument type. Explain meaning of return value.
6677 2010-02-16 Richard Guenther <rguenther@suse.de>
6679 PR tree-optimization/41043
6680 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6681 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6683 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6685 2010-02-16 Ira Rosen <irar@il.ibm.com>
6687 PR tree-optimization/43074
6688 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6689 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6690 vectorizable cycles in hybrid SLP check.
6691 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6693 2010-02-16 Richard Guenther <rguenther@suse.de>
6695 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6696 (true_dependence): If memrefs_conflict_p computes must-alias
6697 trust it. Move TBAA check after offset-based disambiguation.
6698 (canon_true_dependence): Likewise.
6700 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6702 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6703 * doc/invoke.texi: Document it.
6704 * var-tracking.c: Include toplev.h and params.h.
6705 (vt_find_locations): Return bool indicating success. Compute
6706 hash sizes unconditionally. Check new parameter, report.
6707 (variable_tracking_main_1): Check vt_find_locations results and
6708 retry. Renamed from...
6709 (variable_tracking_main): ... this. New wrapper to preserve
6710 flag_var_tracking_assignments.
6711 * Makefile.in (var-tracking.o): Adjust dependencies.
6713 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6714 Jakub Jelinek <jakub@redhat.com>
6717 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6718 if weak_import attribute is present.
6719 * config/darwin.c (machopic_select_section): Likewise.
6721 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6723 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6724 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6725 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6726 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6728 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6731 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6734 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6735 Rewrite text to refer to the names.
6737 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6739 * config/i386/i386-builtin-types.def
6740 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6741 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6742 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6743 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6744 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6745 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6746 IX86_BUILTIN_VPERMIL2PS256.
6747 (MULTI_ARG_4_DF2_DI_I): Defined.
6748 (MULTI_ARG_4_DF2_DI_I1): Defined.
6749 (MULTI_ARG_4_SF2_SI_I): Defined.
6750 (MULTI_ARG_4_SF2_SI_I1): Defined.
6751 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6752 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6753 __builtin_ia32_vpermil2ps256.
6754 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6755 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6756 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6757 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6758 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6759 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6760 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6761 CODE_FOR_xop_vpermil2v8sf3.
6762 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6763 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6764 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6765 (_mm256_permute2_pd): New.
6766 (_mm_permute2_ps): New.
6767 (_mm256_permute2_ps): New.
6769 2010-02-15 Nick Clifton <nickc@redhat.com>
6771 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6772 boolean parameters. Use emit_jump_insn when emitting a pop
6773 instruction containing a return insn.
6774 (push): Use 'true' rather than '1' as second parameter to F.
6775 (h8300_expand_prologue): Likewise.
6776 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6777 (h8300_expand_epilogue): Likewise.
6779 2010-02-15 Richard Guenther <rguenther@suse.de>
6782 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6785 2010-02-15 Nick Clifton <nickc@redhat.com>
6787 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6790 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6792 * intl.c (fake_ngettext): New function.
6793 * intl.h (fake_ngettext): Declare.
6794 (ngettext): Define macro.
6795 * collect2.c (notice_translated): New function.
6796 (main): Use notice_translated and ngettext.
6797 * collect2.h (notice_translated): Declare.
6799 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6801 * reorg.c (delete_computation): Comment fixes.
6802 * caller-save.c (setup_save_areas): Idem.
6803 * sel-sched-dump.c (dump_lv_set): Idem.
6806 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6808 * config/s390/s390.c (s390_sched_init): New function.
6809 (TARGET_SCHED_INIT): Target hook defined.
6811 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6812 Jack Howarth <howarth@bromo.med.uc.edu>
6813 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6816 Partial revert of unintended change in fix for PR41605.
6817 * config/darwin.h: Fix typo.
6818 * config/darwin9.h: Same.
6820 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6822 * c-pch.c (pch_init): Clear v.
6824 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6827 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6828 graphite_can_represent_init for MULT_EXPR.
6830 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6834 * graphite-sese-to-poly.c (remove_phi): New.
6835 (translate_scalar_reduction_to_array): Call remove_phi.
6837 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6840 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6841 * graphite-clast-to-gimple.h (gloog): Update declaration.
6842 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6843 * graphite-poly.h (struct poly_bb): Add missing comments.
6844 (struct scop): Add poly_scop_p field.
6846 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6847 * graphite.c (graphite_transform_loops): Build the polyhedral
6848 representation for each scop before code generation.
6849 * sese.c (rename_variables_in_operand): Removed.
6850 (rename_variables_in_expr): Return the renamed expression.
6851 (rename_sese_parameters): New.
6852 * sese.h (rename_sese_parameters): Declared.
6854 2010-02-11 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/42998
6857 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6858 POINTER_PLUS_EXPR properly.
6860 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6861 Changpeng Fang <changpeng.fang@amd.com>
6864 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6865 the cost of an IV candidate when the IV is used in a test against zero.
6867 * gcc.dg/tree-ssa/ivopts-3.c: New.
6869 2010-02-11 Richard Guenther <rguenther@suse.de>
6872 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6873 pointer-vs-decl case by swapping refs. Handle some cases
6874 of pointer-vs-decl disambiguations more conservatively.
6875 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6876 to false after expanding.
6878 2010-02-11 Richard Guenther <rguenther@suse.de>
6881 * gcc.c (process_command): Handle LTO file@offset case more
6884 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6886 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6887 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6889 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6891 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6892 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6893 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6894 Optimize eq/ne comparisons when both arguments are known to be
6896 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6897 Don't mask operands unnecessarily if they are known to be already
6900 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6902 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6905 2010-02-10 Richard Guenther <rguenther@suse.de>
6907 PR tree-optimization/43017
6908 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6909 for wrapping signed arithmetic.
6911 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6914 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6915 if no debug info should be emitted for it.
6917 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6920 note when flag_exceptions is set.
6922 2010-02-10 Duncan Sands <baldrick@free.fr>
6924 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6926 2010-02-10 Richard Guenther <rguenther@suse.de>
6929 * tree.c (get_unwidened): Handle constants.
6930 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6932 2010-02-10 Martin Jambor <mjambor@suse.cz>
6935 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6936 check for variable argument counts independently.
6938 2010-02-10 Christian Bruel <christian.bruel@st.com>
6941 * config/sh/sh.c (find_barrier): Increase length for non delayed
6942 conditional branches.
6944 2010-02-10 Christian Bruel <christian.bruel@st.com>
6946 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6948 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6950 * builtins.c (set_builtin_user_assembler_name): Also handle
6951 ffs if int is smaller than word.
6953 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6956 * ira-conflicts.c (get_dup): Remove.
6957 (process_reg_shuffles): Add new parameter. Use it as an
6958 additional guard for copy generation.
6959 (add_insn_allocno_copies): Rewrite.
6961 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6963 * common.opt (fsched2-use-traces): Preserved for backward
6965 * doc/invoke.texi: Remove the documentation about option
6966 -fsched2-use-traces.
6967 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6968 flag_sched2_use_traces.
6969 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6970 the backward compatibility flag section.
6972 2010-02-09 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/43008
6975 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6976 make HEAP variables initialized from global memory if they
6977 are not known builtin functions.
6978 (find_func_aliases): Adjust.
6980 2010-02-09 Richard Guenther <rguenther@suse.de>
6982 PR tree-optimization/43000
6983 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6984 arithmetic manually.
6986 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6988 PR tree-optimization/42931
6989 * tree-loop-linear.c (try_interchange_loops): Don't call
6990 double_int_mul if estimated_loop_iterations failed.
6992 2010-02-08 Martin Jambor <mjambor@suse.cz>
6995 * tree-sra.c (build_accesses_from_assign): Do not mark in
6996 should_scalarize_away_bitmap if stmt has volatile ops.
6997 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7000 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7002 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7004 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7006 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7009 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7012 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7014 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7017 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7018 to unknown_dependence.
7019 (graphite_legal_transform_dr): Handle the unknown_dependence.
7020 (graphite_carried_dependence_level_k): Same.
7022 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7024 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7026 2010-02-07 Richard Guenther <rguenther@suse.de>
7029 * expr.c (get_inner_reference): Always initialize *pbitsize.
7031 2010-02-07 Richard Guenther <rguenther@suse.de>
7034 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7035 new ARRAY_REFs on variable size element or minimal index arrays.
7037 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7038 gimple_fold_indirect_ref.
7040 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7043 * arm.c (arm_override_options): Just return if the user has specified
7044 an invalid fpu name.
7046 2010-02-03 Jason Merrill <jason@redhat.com>
7049 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7050 i386_pe_maybe_record_exported_symbol.
7052 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7055 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7056 (pa_delegitimize_address): New function.
7058 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7060 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7061 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7063 2010-02-05 Richard Guenther <rguenther@suse.de>
7066 * lto-streamer-in.c (get_resolution): Deal with references
7067 to undefined functions.
7069 2010-02-05 Richard Guenther <rguenther@suse.de>
7071 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7072 (fold_const_aggregate_ref): Likewise.
7073 (ccp_fold_stmt): Substitute loads.
7074 (maybe_fold_reference): Verify types before substituting.
7076 (fold_gimple_assign): Unshare properly.
7077 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7079 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7081 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7082 for rs6000_gen_cell_microcode.
7084 2010-02-04 Richard Guenther <rguenther@suse.de>
7086 PR rtl-optimization/42952
7087 * dse.c (const_or_frame_p): Remove MEM handling.
7089 2010-02-04 Nick Clifton <nickc@redhat.com>
7091 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7092 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7093 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7094 (mn10300_asm_output_mi_thunk): New function.
7095 (mn10300_can_output_mu_thunk): New function.
7096 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7097 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7098 (FUNCTION_ARG): Delete incorrect comment.
7100 2010-02-03 Jason Merrill <jason@redhat.com>
7103 * fold-const.c (operand_equal_p): Handle erroneous types.
7105 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7107 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7109 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7111 PR rtl-optimization/42941
7112 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7115 2010-02-03 Jason Merrill <jason@redhat.com>
7118 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7120 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7123 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7124 (cselib_reset_table): Renamed from...
7125 (cselib_reset_table_with_next_value): ... this.
7126 (cselib_get_next_uid): Renamed from...
7127 (cselib_get_next_unknown_value): ... this.
7128 * cselib.c (next_uid): Renamed from...
7129 (next_unknown_value): ... this.
7130 (cselib_clear_table): Adjust.
7131 (cselib_reset_table): Adjust. Renamed from...
7132 (cselib_reset_table_with_next_value): ... this.
7133 (cselib_get_next_uid): Adjust. Renamed from...
7134 (cselib_get_next_unknown_value): ... this.
7135 (get_value_hash): Use hash.
7136 (cselib_hash_rtx): Likewise.
7137 (new_cselib_val): Adjust. Set and dump uid.
7138 (cselib_lookup_mem): Pass next_uid as hash.
7139 (cselib_subst_to_values): Likewise.
7140 (cselib_log_lookup): Dump uid.
7141 (cselib_lookup): Pass next_uid as hash. Adjust.
7142 (cselib_process_insn): Adjust.
7143 (cselib_init): Initialize next_uid.
7144 (cselib_finish): Adjust.
7145 (dump_cselib_table): Likewise.
7146 * dse.c (canon_address): Dump value uid.
7147 * print-rtl.c (print_rtx): Print value uid.
7148 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7150 (dv_uid): New function, sort of renamed from...
7151 (dv_htab_hash): ... this, reimplemented in terms of it and...
7152 (dv_uid2hash): ... this. New.
7153 (variable_htab_eq): Drop excess assertions.
7154 (tie_break_pointers): Removed.
7155 (canon_value_cmp): Compare uids.
7156 (variable_post_merge_New_vals): Print uids.
7157 (vt_add_function_parameters): Adjust.
7158 (vt_initialize): Reset table. Adjust.
7160 2010-02-03 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/42944
7163 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7164 (call_may_clobber_ref_p_1): Likewise. Properly handle
7165 malloc and calloc clobbering errno.
7167 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7169 * doc/invoke.texi: Fix name of sched1 dump.
7171 * opts.c (decode_options): Set flag_tree_switch_conversion
7172 only conditionally on optimize >= 2.
7174 * gcse.c: Assorted comment fixes in pass description.
7176 2010-02-03 Anthony Green <green@moxielogic.com>
7178 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7179 nop padding in order to maintain alignment of storage location of
7180 target function address.
7181 (moxie_trampoline_init): Store target function address at newly
7183 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7185 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7187 2010-02-03 Richard Guenther <rguenther@suse.de>
7190 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7192 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7194 * config.gcc: Reenable check for obsolete targets.
7195 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7196 mips-sgi-irix6.[0-4]*.
7198 2010-02-02 Nick Clifton <nickc@redhat.com>
7200 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7201 constant size of 4 as being the same as 0.
7202 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7203 can take values in the range 0..4.
7205 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7208 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7209 as _darwin10_Unwind_FindEnclosingFunction().
7210 * libgcc-libsystem.ver: New.
7212 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7215 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7216 implicitly set registers.
7218 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7220 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7221 (arm_override_options): Allow automatic selection of the thread
7222 pointer register if thumb2.
7223 (legitimize_pic_address): Improve code sequences for Thumb2.
7224 (arm_call_tls_get_addr): Likewise.
7225 (legitimize_tls_address): Likewise.
7226 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7227 (pic_load_addr_32bit): ... this. New named pattern.
7228 * thumb2.md (pic_load_addr_thumb2): Delete.
7229 (pic_load_dot_plus_four): Delete.
7230 (tls_load_dot_plus_four): New named pattern.
7232 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7235 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7236 Document fix for TLS bug.
7238 2010-01-31 Richard Guenther <rguenther@suse.de>
7240 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7241 conservatively correct.
7243 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7247 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7249 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7251 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7253 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7255 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7257 * config.gcc: Adjust order of makefile fragments for mingw targets.
7259 2010-01-31 Richard Guenther <rguenther@suse.de>
7262 * gimplify.c (gimplify_init_constructor): For volatile LHS
7263 initialize a temporary.
7265 2010-01-31 Matthias Klose <doko@ubuntu.com>
7267 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7269 * configure: Regenerate.
7271 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7273 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7274 the same alias set and their sizes different constantness.
7275 (aliasing_component_refs_p): Revert 2009-10-24 change.
7277 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7279 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7282 2010-01-29 Richard Guenther <rguenther@suse.de>
7284 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7285 Assert we successfully updated the call.
7287 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7289 PR rtl-optimization/42889
7290 * df.h (df_set_bb_dirty_nonlr): New prototype.
7291 * df-core.c (df_set_bb_dirty_nonlr): New function.
7292 * df-scan.c (df_insn_rescan): Call it instead of
7293 df_set_bb_dirty for DEBUG_INSNs.
7295 2010-01-29 Richard Guenther <rguenther@suse.de>
7298 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7299 quadratic behavior in most cases.
7301 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7304 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7305 in the call to gen_x86_movsicc_0_m1.
7307 2010-01-28 Richard Guenther <rguenther@suse.de>
7309 PR tree-optimization/42871
7310 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7312 2010-01-28 Richard Guenther <rguenther@suse.de>
7314 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7315 into call arguments.
7317 2010-01-28 Richard Guenther <rguenther@suse.de>
7320 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7321 the forwarder if the destination is an EH landing pad.
7323 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7325 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7326 block list passed to gimple_duplicate_sese_tail.
7327 (parallelize_loops): Avoid parallelization when the function
7329 Avoid parallelization when the preheader is IRREDUCIBLE.
7330 Try to optimize when estimated_loop_iterations_int is unresolved.
7331 Add the loop's location to the dump file.
7332 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7333 (gimple_duplicate_sese_tail): Remove the check for the latch.
7334 Redirect nexits to the exit block.
7335 Remove handling of the incoming edges to the latch.
7336 Redirect the backedge from the copied latch to the exit bb.
7338 2010-01-28 Michael Matz <matz@suse.de>
7341 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7342 Wrap force_reg into a sequence, emit it before user.
7344 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7346 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7348 (arm_legacy_rev): Likewise.
7349 (thumb_legacy_rev): Likewise.
7351 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7353 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7354 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7355 on MEM's address failed, try avoid_constant_pool_reference and
7356 recurse if it returned something different.
7357 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7358 address, try avoid_constant_pool_reference and recurse if it
7359 returned something different.
7360 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7361 address and avoid_constant_pool_reference returned something
7362 different, don't set have_address.
7364 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7367 * var-tracking.c (val_store): Add modified argument, obey it.
7369 (count_uses): Move down logging of main.
7370 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7371 don't need resolution.
7372 (emit_notes_in_bb): Likewise.
7374 2010-01-27 Richard Guenther <rguenther@suse.de>
7377 * tree-inline.c (remap_decl): Delay remapping of SSA name
7378 default definitions until we need them.
7380 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7382 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7383 (rs6000_delegitimize_address): New function.
7385 * config/s390/s390.c (s390_delegitimize_address): Call
7386 delegitimize_mem_from_attrs.
7389 * tree-inline.c (cannot_copy_type_1): Removed.
7390 (copy_forbidden): Don't forbid copying of functions containing
7391 records/unions with variable length fields.
7393 2010-01-27 Christian Bruel <christian.bruel@st.com>
7397 * config/sh/sh.c (find_barrier): Increase length for non delayed
7398 conditional branches.
7400 2010-01-27 Matthias Klose <doko@ubuntu.com>
7402 * configure.ac (gnu-unique-object): Fix ldd version check.
7403 * configure: Regenerate.
7405 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7407 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7409 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7410 Test for HAVE_GNU_AS value.
7412 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7414 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7415 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7416 INT64_TYPE): Define.
7417 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7418 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7419 INT_LEAST64_TYPE): Define.
7420 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7421 UINT_LEAST64_TYPE): Define.
7422 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7423 INT_FAST64_TYPE): Define.
7424 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7425 UINT_FAST64_TYPE): Define.
7426 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7427 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7428 (SIG_ATOMIC_TYPE): Define.
7430 2010-01-26 Richard Guenther <rguenther@suse.de>
7432 * df-scan.c (df_scan_set_bb_info): Remove assert.
7433 (df_insn_rescan_debug_internal): Merge asserts.
7434 (df_install_ref): Likewise.
7435 (df_mark_reg): Use bitmap_set_range.
7436 (df_hard_reg_used_p): Remove assert.
7437 (df_hard_reg_used_count): Likewise.
7439 2010-01-26 Richard Guenther <rguenther@suse.de>
7441 PR rtl-optimization/42685
7442 * web.c (web_main): Ignore DEBUG_INSNs.
7444 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7446 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7448 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7449 Fix types of fndecl and arglist parameters.
7451 2010-01-26 Richard Guenther <rguenther@suse.de>
7454 * tree-eh.c (unsplit_eh): Skip debug insns.
7456 2010-01-26 Richard Guenther <rguenther@suse.de>
7458 PR tree-optimization/42250
7459 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7461 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7464 * omp-low.c (expand_omp_sections): Only use single_pred if
7465 l2_bb is single_pred_p.
7467 2010-01-25 Christian Bruel <christian.bruel@st.com>
7470 * config/sh/sh.c (find_barrier): Increase length for non delayed
7471 conditional branches.
7472 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7474 2010-01-24 David S. Miller <davem@davemloft.net>
7476 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7477 define if not using GAS.
7478 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7479 Likewise. Delete SECTION_MERGE code, which is only applicable
7482 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7485 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7486 mangling of va_list in system headers.
7488 2010-01-23 Toon Moene <toon@moene.org>
7490 * tree-predcom.c (combine_chains): Return NULL, not false.
7492 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7494 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7495 initialization of variable res to agree with return type.
7497 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7499 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7500 * tree-sra.c: Add include of expr.h.
7502 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7504 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7505 insert the debug stmt on the single non-EH edge from the stmt.
7507 2010-01-22 Richard Henderson <rth@redhat.com>
7510 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7511 the RHS until after generate_subtree_copies has insertted its
7512 code before the current statement.
7514 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7516 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7518 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7520 2010-01-21 Martin Jambor <mjambor@suse.cz>
7522 PR tree-optimization/42585
7523 * tree-sra.c (struct access): New field grp_total_scalarization.
7524 (dump_access): Dump the new field.
7525 (should_scalarize_away_bitmap): New variable.
7526 (cannot_scalarize_away_bitmap): Likewise.
7527 (sra_initialize): Allocate new bitmaps.
7528 (sra_deinitialize): Free new bitmaps.
7529 (create_access_1): New function.
7530 (create_access): Parts moved to create_access_1.
7531 (type_consists_of_records_p): New function.
7532 (completely_scalarize_record): Likewise.
7533 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7534 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7535 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7537 (analyze_all_variable_accesses): Completely scalarize small eligible
7540 2010-01-21 Martin Jambor <mjambor@suse.cz>
7542 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7544 2010-01-21 Andrew Haley <aph@redhat.com>
7546 * gcc.c (process_command): Move lang_specific_driver before
7547 setting cc_libexec_prefix.
7549 2010-01-21 Richard Guenther <rguenther@suse.de>
7552 * fold-const.c (negate_expr_p): Pretend only negative
7553 real constants are easily negatable.
7555 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7556 Jason Merrill <jason@redhat.com>
7558 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7559 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7560 * calls.c (initialize argument_information): Handle it.
7561 * c-common.c (handle_transparent_union_attribute): Use new name.
7562 * c-decl.c (finish_struct): Ditto.
7563 * c-typeck.c (type_lists_compatible_p): Ditto.
7564 (convert_for_assignment): Use new name and also handle record.
7565 * function.c (aggregate_value_p): Handle it.
7566 (pass_by_reference): Ditto.
7567 (assign_parm_data_types): Ditto.
7568 * print-tree.c (print_node): Ditto.
7569 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7570 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7571 * tree.c (first_field): New fn.
7573 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7576 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7577 even when linking statically, for now.
7579 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7582 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7583 without a cselib val.
7584 (count_uses): Accept MO_VAL_SET with no val on stores.
7585 (add_stores): Likewise.
7587 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7589 * var-tracking.c (check_value_val): Add a compile time assertion.
7590 (dv_is_decl_p): Simplify.
7591 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7592 gcc_assert if ENABLE_CHECKING.
7594 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7597 * var-tracking.c: Include tree-flow.h.
7598 (mem_dies_at_call): New.
7599 (dataflow_set_preserve_mem_locs): Use it.
7600 (dataflow_set_remove_mem_locs): Likewise.
7601 (dump_var): Renamed from dump_variable. Adjust all callers.
7602 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7603 * Makefile.in (var-tracking.o): Adjust deps.
7605 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7607 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7609 2010-01-20 Richard Guenther <rguenther@suse.de>
7611 PR tree-optimization/42717
7612 * tree-ssa-dce.c (get_live_post_dom): Remove.
7613 (forward_edge_to_pdom): Take an arbitrary edge to copy
7614 degenerate PHI args from.
7615 (remove_dead_stmt): Use the first post-dominator even if it
7616 does not contain live statements as redirection destination.
7618 2010-01-20 Richard Guenther <rguenther@suse.de>
7620 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7622 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7624 * sel-sched.c (create_speculation_check): Remove set but not used
7626 (try_transformation_cache): Remove set but not used variable ds.
7627 (calculate_privileged_insns): Remove set but not used variables
7628 cur_insn and min_spec_insn.
7629 (find_best_expr): Remove set but not used variable avail_n.
7630 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7632 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7634 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7635 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7638 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7641 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7642 cpu types. Add support for *-sse3 cpu types.
7643 (x86_64-*-*): Ditto.
7645 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7648 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7649 argument, call initializer_constant_valid_p_1 instead of
7650 initializer_constant_valid_p, pass CACHE to it, return NULL
7651 immediately if first call returns NULL.
7652 (initializer_constant_valid_p_1): New function.
7653 (initializer_constant_valid_p): Use it.
7655 2010-01-20 Thomas Quinot <quinot@adacore.com>
7657 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7659 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7661 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7662 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7663 (loc_list_from_tree): Don't handle unsigned division. Handle
7664 signed modulo using DW_OP_{over,over,div,mul,minus}.
7665 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7666 modulo instead of signed.
7668 2010-01-20 DJ Delorie <dj@redhat.com>
7670 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7672 (h8300_emit_stack_adjustment): Propogate it.
7674 (h8300_expand_prologue): Likewise.
7675 (h8300_expand_epilogue): Likewise.
7677 2010-01-19 Michael Matz <matz@suse.de>
7679 PR tree-optimization/41783
7680 * tree-data-ref.c (toplevel): Include flags.h.
7681 (dump_data_dependence_relation): Also dump the inputs if the
7682 result will be unknown.
7683 (split_constant_offset_1): Look through some conversions.
7684 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7685 the offset from last element is too large.
7686 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7687 (reassociate_to_the_same_stmt): Handle vector registers.
7688 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7690 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7691 wide_prolog_niters argument, emit widening instructions.
7692 (vect_do_peeling_for_alignment): Adjust caller, use widened
7693 variant of the iteration cound.
7694 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7696 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7699 * config/arm/neon-testgen.m (emit_automatics): New parameter
7700 features. Adjust for Fixed_return_reg feature.
7701 (test_intrinsic): Call emit_automatics with new feature.
7702 * config/arm/neon.ml: Update copyright years.
7703 (features): New Fixed_return_reg feature.
7704 (ops): Update feature for Vget_low.
7706 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7708 PR tree-optimization/42719
7709 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7713 * fwprop.c (all_uses_available_at): Return false if def_set dest
7714 is a REG that is used in def_insn.
7716 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7718 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7720 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7723 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7725 * target.h (struct gcc_target) <secondary_reload>: Change type
7726 of last argument to secondary_reload_info *.
7728 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7731 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7732 memory references with unaligned offsets. Remove CQImode handling.
7733 (unaligned_memory_operand): Return 1 for memory references with
7734 unaligned offsets. Remove CQImode handling.
7736 2010-01-18 Richard Guenther <rguenther@suse.de>
7739 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7742 2010-01-18 Richard Guenther <rguenther@suse.de>
7744 PR tree-optimization/42781
7745 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7746 restrict processing only if the original variable was artificial.
7748 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7750 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7751 find number of popped argument bytes.
7753 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7754 Fix the text that describes the return value for invalid insns.
7756 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7758 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7759 Clarify what 'cost of the -dependence' is. Fix quoting.
7761 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7762 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7764 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7766 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7767 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7769 2010-01-17 Richard Guenther <rguenther@suse.de>
7772 * function.c (split_complex_args): Take a VEC to modify.
7773 (assign_parms_augmented_arg_list): Build a VEC instead of
7774 a chain of PARM_DECLs.
7775 (assign_parms_unsplit_complex): Take a VEC of arguments.
7776 Do not fixup unmodified parms.
7777 (assign_parms): Deal with the VEC.
7778 (gimplify_parameters): Likewise.
7780 2010-01-17 Richard Guenther <rguenther@suse.de>
7782 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7783 node existence check.
7784 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7785 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7786 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7787 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7788 (gimple_execute_on_growing_pred): Likewise.
7790 2010-01-17 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/42773
7793 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7794 (compute_antic_aux): Likewise.
7795 (compute_partial_antic_aux): Likewise.
7797 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7800 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7803 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7805 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7808 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7809 Fix markup for strict argument.
7811 (TARGET_SCHED_REORDER2): Fix argument types.
7813 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7814 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7816 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7817 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7819 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7822 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7823 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7824 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7825 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7826 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7828 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7830 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7832 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7833 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7835 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7837 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7840 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7842 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7843 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7845 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7847 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7849 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7850 referring to it. Fix language.
7852 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7854 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7856 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7858 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7860 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7861 '@var{stream}. Remove stray 'and'.
7863 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7865 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7867 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7869 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7870 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7872 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7873 Fix description of return value.
7874 Rename argument "sz" to "len."
7876 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7877 Clarify meaning of 'true' return value.
7879 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7881 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7882 rep_mode versus mode_rep.
7884 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7886 (TARGET_BUILTIN_DECL): Fix name.
7888 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7890 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7892 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7894 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7896 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7898 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7901 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7902 Rename argument tm_fn to md_fn.
7904 (TARGET_OPTION_PRINT): Fix argument list.
7906 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7909 * config/i386/i386.c (ix86_fixup_binary_operands):
7910 Revert FMA4 fixup of operands.
7912 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7915 * Makefile.in (write_entries_to_file, install-plugin):
7916 Use \012 instead of \n with tr.
7918 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7920 * configure.ac (HAVE_AS_REF): New C macro.
7921 * configure: Regenerate.
7922 * config.in: Likewise.
7923 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7925 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7928 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7930 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7932 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7934 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7936 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7938 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7940 (TARGET_BINDS_LOCAL_P): Fix argument type.
7942 (TARGET_ASM_FILE_END): Use prototype.
7944 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7946 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7948 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7950 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7952 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7953 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7955 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7956 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7958 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7959 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7960 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7961 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7963 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7965 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7967 (TARGET_INIT_BUILTINS): Use prototype.
7969 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7970 Put 'const char *' in braces. Fix parameter types.
7971 (TARGET_INVALID_CONVERSION): Fix parameter types.
7972 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7973 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7975 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7978 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7980 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7982 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7984 * doc/tm.texi (TARGET_HELP): Fix return type.
7986 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7987 in braces. Fix argument types.
7989 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7991 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7993 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7995 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7996 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7998 (TARGET_MANGLE_TYPE): Fix argument types.
8000 (TARGET_IRA_COVER_CLASSES): Use prototype.
8002 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8004 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8006 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8008 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8010 (TARGET_CALLEE_COPIES): Fix argument types.
8012 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8014 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8016 (TARGET_FUNCTION_VALUE): Fix argument types.
8018 (TARGET_RETURN_IN_MSB): Fix argument type.
8020 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8022 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8024 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8026 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8027 agree with return type.
8029 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8031 2010-01-15 Jing Yu <jingyu@google.com>
8033 PR rtl-optimization/42691
8034 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8035 a pseudo to a constant and are merged, and adjust comments.
8037 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8041 2010-01-15 Richard Guenther <rguenther@suse.de>
8044 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8045 labels of computed or non-local gotos to the destination.
8046 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8047 landing pad label is the first label.
8049 2010-01-15 Richard Guenther <rguenther@suse.de>
8051 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8053 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8056 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8057 to allow generation of the xssqrtdp instruction on power7.
8058 (sqrtdf2_fpr): Ditto.
8060 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8063 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8064 functions with noreturn attribute.
8067 * varasm.c (declare_weak): Add weak attribute to decl if it
8068 doesn't have one already.
8069 (assemble_external): Only add decls to weak_decls if they also
8070 have weak attribute.
8072 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8074 * var-tracking.c (var_reg_delete): Don't delete the association
8075 between REGs and values or one-part variables if the register
8078 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8081 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8082 because its first operand is a non-localized variable.
8084 2010-01-14 Martin Jambor <mjambor@suse.cz>
8086 PR tree-optimization/42706
8087 * tree-sra.c (encountered_recursive_call): New variable.
8088 (encountered_unchangable_recursive_call): Likewise.
8089 (sra_initialize): Initialize both new variables.
8090 (callsite_has_enough_arguments_p): New function.
8091 (scan_function): Call decl and flags check only for IPA-SRA, check
8092 whether there is a recursive call and whether it has enough arguments.
8093 (all_callers_have_enough_arguments_p): New function.
8094 (convert_callers): Look for recursive calls only when
8095 encountered_recursive_call is set.
8096 (ipa_early_sra): Bail out either if
8097 !all_callers_have_enough_arguments_p or
8098 encountered_unchangable_recursive_call.
8100 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8102 * sel-sched.c: Add 2010 to copyright years.
8103 * sel-sched-ir.c: Likewise.
8104 * sel-sched-ir.h: Likewise.
8106 2010-01-14 Martin Jambor <mjambor@suse.cz>
8108 PR tree-optimization/42714
8109 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8110 constructors specially.
8112 2010-01-14 Andi Kleen <ak@linux.intel.com>
8114 * config/i386/drivers-i386.c (detect_caches_intel):
8115 Add l2sizekb parameter and fill in.
8116 (host_detect_local_cpu): Add l2sizekb, fill in.
8117 Add Atom small cache heuristic.
8119 2010-01-14 Andi Kleen <ak@linux.intel.com>
8121 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8122 Add level3 parameter and fill in.
8123 (detect_caches_intel): Handle level3 cache.
8125 2010-01-14 Andi Kleen <ak@linux.intel.com>
8127 * config/i386/drivers-i386.c (host_detect_local_cpu):
8128 Fix core duo detection.
8130 2010-01-14 Andi Kleen <ak@linux.intel.com>
8132 * config/i386/drivers-i386.c (host_detect_local_cpu):
8135 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8137 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8138 (rs6000_variable_issue_1): this. Use...
8139 (rs6000_variable_issue): here. Reimplement. Print debug info.
8141 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8143 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8144 sel_restore_notes. Update all callers. Call reemit_notes
8147 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8149 PR rtl-optimization/42246
8150 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8153 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8155 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8156 all successors is the same as number of successors in current region.
8158 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8160 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8161 to rename is not separable. Otherwise check that its LHS is not NULL.
8163 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8165 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8169 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8170 available registers when failed to discover LHS register class.
8171 Fix indentation. Update comment.
8173 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8174 Alexander Monakov <amonakov@ispras.ru>
8176 PR rtl-optimization/42389
8177 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8179 (advance_state_on_fence): Likewise.
8180 (sel_target_adjust_priority): Print debug output only when
8181 sched_verbose >= 4, not 2.
8182 (get_expr_cost): Do not issue all unique insns on the next cycle.
8183 (fill_insns): Initialize can_issue_more from the value saved
8185 * sel-sched-ir.c (flist_add): New parameter issue_more.
8186 Init FENCE_ISSUE_MORE with it.
8187 (merge_fences): Likewise.
8188 (init_fences): Update call to flist_add.
8189 (add_to_fences, add_clean_fence_to_fences)
8190 (add_dirty_fence_to_fences): Likewise.
8191 (move_fence_to_fences): Update call to merge_fences.
8192 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8194 * sel-sched-ir.h (struct _fence): New field issue_more.
8195 (FENCE_ISSUE_MORE): New accessor macro.
8197 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8199 PR rtl-optimization/42388
8200 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8201 that have no predecessors nor successors. Do not call move_bb_info
8202 for empty blocks outside of current region.
8204 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8206 PR rtl-optimization/42294
8207 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8208 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8209 originators' originators.
8211 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8213 PR rtl-optimization/39453
8214 PR rtl-optimization/42246
8215 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8217 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8219 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8220 Alexander Monakov <amonakov@ispras.ru>
8223 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8224 (maybe_tidy_empty_bb): ... here. Make static. Add new
8225 argument. Update all callers.
8226 (tidy_control_flow): ... and here. Recompute topological order
8227 of basic blocks in region if necessary.
8228 (sel_redirect_edge_and_branch): Change return type. Return true
8229 if topological order might have been invalidated.
8230 (purge_empty_blocks): Export and move from...
8231 * sel-sched.c (purge_empty_blocks): ... here.
8232 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8233 (maybe_tidy_empty_bb): Delete prototype.
8234 (purge_empty_blocks): Declare.
8236 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8238 PR rtl-optimization/42249
8239 * sel-sched.c (try_replace_dest_reg): When chosen register
8240 and original register is the same, do not bail out early, but
8241 still check all original insns for validity of replacing destination
8242 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8245 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8248 Port from no-undefined-overflow branch:
8249 2009-03-09 Richard Guenther <rguenther@suse.de>
8251 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8253 2010-01-14 Richard Guenther <rguenther@suse.de>
8256 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8258 2010-01-14 Ira Rosen <irar@il.ibm.com>
8260 PR tree-optimization/42709
8261 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8262 as scalar type in creation of constant vector operand.
8264 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8267 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8268 (check-parallel-%): Match `testsuite' directory component only
8271 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8273 PR translation/39521
8274 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8277 2010-01-13 Richard Guenther <rguenther@suse.de>
8279 PR tree-optimization/42730
8280 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8283 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8286 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8287 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8290 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8292 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8293 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8294 ___umulsi3_highpart.
8296 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8297 rather than schedule_insns if the pass is enabled.
8299 2010-01-13 Martin Jambor <mjambor@suse.cz>
8301 PR tree-optimization/42704
8302 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8305 2010-01-13 Martin Jambor <mjambor@suse.cz>
8307 PR tree-optimization/42703
8308 * tree-sra.c (analyze_access_subtree): Check that we can build a
8309 reference to the original data within the aggregate.
8311 2010-01-13 Richard Guenther <rguenther@suse.de>
8313 PR tree-optimization/42705
8314 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8316 2010-01-13 Richard Guenther <rguenther@suse.de>
8319 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8321 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8324 * var-tracking.c (values_to_unmark): New variable.
8325 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8326 values_to_unmark vector. Moved body to...
8327 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8328 instead queue it into values_to_unmark vector.
8329 (vt_find_locations): Free values_to_unmark vector.
8331 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8333 * config/s390/s390.c (override_options): Set
8334 default of max-pending-list-length to 256
8336 2010-01-13 Richard Guenther <rguenther@suse.de>
8339 * tree-pass.h (PROP_gimple_lcx): New.
8340 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8341 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8342 before the final cleanup_eh.
8343 (dump_properties): Dump PROP_gimple_lcx.
8344 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8345 (tree_lower_complex_O0): Remove.
8346 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8347 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8348 tree_lower_complex, schedule TODO_update_ssa.
8349 * lto-streamer-out.c (output_function): Stream the functions
8351 * lto-streamer-in.c (input_function): Likewise.
8352 (lto_read_body): Do not override them here.
8354 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8357 * c-typeck.c (build_c_cast): Fold value cast to union type before
8358 wrapping it in a CONSTRUCTOR.
8360 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8362 PR rtl-optimization/42699
8363 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8366 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8368 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8369 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8370 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8371 SUBTARGET_WARN_UNUSED_SPEC): ... here
8372 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8374 2010-01-12 Julian Brown <julian@codesourcery.com>
8376 * config/arm/neon-schedgen.ml (Utils): Don't try to
8377 open missing module.
8378 (find_with_result): New.
8380 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8383 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8384 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8386 PR tree-optimization/42645
8387 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8388 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8389 decl_map, set processing_debug_stmt to -1 and return name without
8392 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8394 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8395 binutils version, and reword target configuration description.
8397 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8399 * config/avr/avr.h (LINKER_NAME): Remove.
8401 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8404 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8405 that support VSX, warn for -mno-altivec if vsx is not disabled,
8408 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8409 Shujing Zhao <pearly.zhao@oracle.com>
8411 PR translation/42469
8412 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8413 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8414 character between option name and help text.
8415 * c.opt (imultilib): Likewise.
8417 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8419 * lto-streamer-out.c (output_unreferenced_globals): Output static
8422 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8424 PR rtl-optimization/42621
8425 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8426 optimizing for size.
8427 (duplicate_computed_gotos): Remove now-redundant check.
8429 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8432 * configure.ac: Save and restore LDFLAGS and LIBS
8433 * configure: Regenerate.
8435 2010-01-10 Richard Guenther <rguenther@suse.de>
8438 * builtins.c (fold_builtin_strlen): Add type argument and
8439 convert the resulting length to it.
8440 (fold_builtin_1): Adjust.
8442 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8444 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8445 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8447 (num_insns_constant_wide): Adjust for that change.
8449 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8452 * web.c (union_defs): Add used argument, to combine uses of
8454 (entry_register): Adjust type and tests of used argument.
8455 (web_main): Widen used for new use. Pass it to union_defs.
8456 * df.h (union_defs): Adjust prototype.
8458 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8461 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8462 uses in new incoming argument. Free body.
8463 (reset_debug_uses_in_loop): New.
8464 (analyze_insn_to_expand_var): Call the latter if the former found
8465 anything. Fix whitespace. Reject invalid dest overlaps before
8466 going through all insns in the loop.
8468 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8471 * haifa-sched.c (dying_use_p): Debug insns don't count.
8473 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8476 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8477 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8478 (verify_gimple_call): Reject LHS in noreturn calls.
8480 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8484 * tree-vect-loop-manip.c (adjust_info): New type.
8485 (adjust_vec): New pointer to vector.
8486 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8487 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8488 (slpeel_update_phis_for_duplicate_loop): Use them.
8489 (slpeel_update_phi_nodes_for_guard1): Likewise.
8490 (slpeel_update_phi_nodes_for_guard2): Likewise.
8491 (slpeel_tree_peel_loop_to_edge): Likewise.
8492 (vect_update_ivs_after_vectorizer): Likewise.
8494 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8496 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8497 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8499 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8501 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8502 bogus uninitialized warning.
8504 2010-01-09 Richard Guenther <rguenther@suse.de>
8507 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8508 the evolution is compatible with the initial condition.
8510 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8512 * gcc.c (process_command): Update copyright notice dates.
8513 * gcov.c (print_version): Likewise.
8514 * gcov-dump.c (print_version): Likewise.
8515 * mips-tfile.c (main): Likewise.
8516 * mips-tdump.c (main): Likewise.
8518 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8521 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8523 (rotlhi3_8): Delete.
8525 (rotlsi3_8): Delete.
8526 (rotlsi3_16): Delete.
8527 (rotlsi3_24): Delete.
8529 (*rotw<mode>3): New.
8530 (*rotb<mode>3): New.
8531 * config/avr/avr.c (avr_rotate_bytes): New function.
8532 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8534 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8537 * configure.ac: Modify -rdynamic check.
8538 * configure: Regenerate.
8540 2010-01-08 DJ Delorie <dj@redhat.com>
8542 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8543 register popping order.
8545 2010-01-08 Richard Guenther <rguenther@suse.de>
8548 * c.opt (fsigned-char): Also let LTO handle this option.
8549 (funsigned-char): Likewise.
8551 2010-01-07 Richard Guenther <rguenther@suse.de>
8553 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8554 (gimple_op): Likewise.
8555 (gimple_op_ptr): Likewise.
8556 (gimple_assign_set_lhs): Remove gcc_assert.
8557 (gimple_assign_set_rhs1): Likewise.
8558 (gimple_assign_set_rhs2): Likewise.
8559 (gimple_call_set_lhs): Likewise.
8560 (gimple_call_set_fn): Likewise.
8561 (gimple_call_set_fndecl): Likewise.
8562 (gimple_call_fndecl): Likewise.
8563 (gimple_call_return_type): Likewise.
8564 (gimple_call_set_chain): Likewise.
8565 (gimple_call_num_args): Likewise.
8566 (gimple_call_set_arg): Likewise.
8567 (gimple_cond_set_code): Likewise.
8568 (gimple_cond_set_lhs): Likewise.
8569 (gimple_cond_set_rhs): Likewise.
8570 (gimple_cond_set_true_label): Likewise.
8571 (gimple_cond_set_false_label): Likewise.
8572 (gimple_label_set_label): Likewise.
8573 (gimple_goto_set_dest): Likewise.
8574 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8575 (gimple_debug_bind_get_value): Likewise.
8576 (gimple_debug_bind_get_value_ptr): Likewise.
8577 (gimple_debug_bind_set_var): Likewise.
8578 (gimple_debug_bind_set_value): Likewise.
8579 (gimple_debug_bind_reset_value): Likewise.
8580 (gimple_debug_bind_has_value_p): Likewise.
8581 (gimple_return_retval_ptr): Remove gcc_assert.
8582 (gimple_return_retval): Likewise.
8583 (gimple_return_set_retval): Likewise.
8584 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8585 (safe_referenced_var_iterator): Remove.
8586 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8587 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8588 (fill_referenced_var_vec): Remove.
8589 (first_readonly_imm_use): Remove redundant gcc_assert.
8590 (phi_arg_index_from_use): Combine gcc_asserts.
8591 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8592 (first_imm_use_stmt): Remove redundant gcc_assert.
8593 * tree-cfg.c (verify_gimple_call): Verify function and chain
8594 operands. Verify arguments.
8595 (verify_types_in_gimple_stmt): Verify condition code and labels.
8597 2010-01-07 Richard Guenther <rguenther@suse.de>
8599 PR tree-optimization/42641
8600 * sese.c (rename_map_elt_info): Use the SSA name version, do
8603 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8605 PR tree-optimization/42625
8606 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8607 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8609 2010-01-07 Duncan Sands <baldrick@free.fr>
8611 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8613 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8616 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8617 note itself is not function_invariant_p.
8619 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8621 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8622 Do not add the DF_NOTE problem.
8623 * store-motion.c (execute_rtl_store_motion): Likewise.
8625 2010-01-07 Martin Jambor <mjambor@suse.cz>
8627 PR tree-optimization/42157
8628 * tree-sra.c (compare_access_positions): Stabilize sort if both
8629 accesses have integer types, return zero immediately if they are the
8632 2010-01-06 Richard Henderson <rth@redhat.com>
8635 * haifa-sched.c (add_to_note_list): Merge into ...
8636 (concat_note_lists): ... here, and ...
8637 (unlink_other_notes, rm_other_notes): Merge into...
8638 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8639 NOTE_INSN_EPILOGUE_BEG.
8641 2010-01-06 Richard Guenther <rguenther@suse.de>
8643 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8644 not inline regular functions into always-inline functions.
8646 2010-01-06 Nick Clifton <nickc@redhat.com>
8648 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8649 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8651 (OVERRIDE_OPTIONS): Delete.
8652 (OPTIMIZATION_OPTIONS): Define.
8653 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8654 * config/rx/rx.c (rx_handle_option): Issue an error message if
8655 -mcpu=rx200 and -fpu are used together.
8656 (rx_set_optimization_options): New function. Issue an error
8657 message if an optimization attribute attempts to reset the FPU/
8658 math optimization pairing.
8659 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8660 * config/rx/rx.opt: Set the default to 32-bit doubles.
8661 * config/rx/t-rx: Add multilibs for -nofpu option.
8662 * doc/invoke.texi: Update documentation of RX options.
8664 2010-01-06 Richard Guenther <rguenther@suse.de>
8666 * tree-ssa-pre.c (name_to_id): New global.
8667 (alloc_expression_id): Simplify SSA name handling.
8668 (lookup_expression_id): Likewise.
8669 (init_pre): Zero name_to_id.
8670 (fini_pre): Free it.
8672 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8674 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8676 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8679 * config/i386/sse.md (smaxv2di3): New.
8680 (umaxv2di3): Likewise.
8681 (sminv2di3): Likewise.
8682 (uminv2di3): Likewise.
8684 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8687 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8688 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8689 (legitimize_tls_address): Likewise.
8690 (sparc_tls_referenced_p): Likewise.
8691 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8692 and adjust calls to legitimize_pic_address.
8693 (legitimate_constant_p) Use sparc_tls_referenced_p.
8694 (legitimate_pic_operand_p): Likewise.
8695 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8696 (sparc_tls_symbol_ref_1): Delete.
8697 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8698 (legitimize_tls_address): Make static, handle CONST patterns.
8699 (legitimize_pic_address): Make static, remove unused parameter and
8700 adjust recursive calls.
8701 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8702 and adjust call to legitimize_pic_address.
8703 (sparc_output_mi_thunk): Likewise.
8705 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8706 H.J. Lu <hongjiu.lu@intel.com>
8709 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8710 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8711 operands to make them signed.
8714 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8717 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8718 GTU to GT for V4SI and V2DI.
8720 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8721 (umin<mode>3): Removed.
8723 (uminv4si3): Likewise.
8725 2010-01-05 Martin Jambor <mjambor@suse.cz>
8727 PR tree-optimization/42462
8728 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8729 current_function_decl to helper functions and macros.
8731 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8734 * flags.h: Don't include real.h.
8735 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8736 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8737 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8738 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8739 * dominance.c: Update copyright.
8740 * gimple.c (walk_gimple_op): Remove inline.
8741 * tree-ssa-reassoc.c: Include real.h.
8742 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8743 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8745 2010-01-05 Nick Clifton <nickc@redhat.com>
8747 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8748 register to push into the stack frame when the accumulator has to
8749 be saved during interrupts.
8751 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8753 * doc/invoke.texi: Remove the documentation about option
8755 * common.opt (Wunreachable-code): Preserved for backward
8757 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8758 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8759 the backward compatibility flag section.
8761 2010-01-05 Richard Guenther <rguenther@suse.de>
8763 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8765 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8768 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8770 PR tree-optimization/42508
8771 * tree-sra.c (convert_callers): Check for recursive call
8772 by comparing cgraph nodes instead of decls.
8773 (modify_function): Call ipa_modify_formal_parameters also
8774 on all same_body aliases.
8776 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8777 cgraph nodes when checking for same_body aliases.
8779 2010-01-05 Richard Guenther <rguenther@suse.de>
8781 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8782 allocation and lookup.
8783 (get_or_alloc_expr_for_constant): Likewise.
8784 (phi_translate): Sink allocation.
8786 2010-01-04 Richard Guenther <rguenther@suse.de>
8788 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8789 a new entry only if needed.
8790 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8791 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8793 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8795 (phi_translate): Handle CONSTANTs early.
8797 2010-01-04 Martin Jambor <mjambor@suse.cz>
8799 PR tree-optimization/42398
8800 * tree-sra.c (struct access): Removed flag grp_different_types.
8801 (dump_access): Do not dump the removed flag.
8802 (sort_and_splice_var_accesses): Do not set the removed flag.
8803 (sra_modify_expr): Check for type compatibility directly.
8805 2010-01-04 Martin Jambor <mjambor@suse.cz>
8807 PR tree-optimization/42366
8808 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8809 edges with variable number of parameters.
8810 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8811 flag instead of asserting it.
8812 (ipa_read_node_info): Read uses_analysis_done flag.
8814 2010-01-04 Richard Guenther <rguenther@suse.de>
8816 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8817 iterative_hash_* as intended.
8818 (vn_reference_compute_hash): Likewise. Simplify hashing
8820 (vn_reference_lookup_2): Likewise.
8821 (vn_nary_op_compute_hash): Likewise.
8822 (vn_phi_compute_hash): Likewise.
8823 (expressions_equal_p): Remove strange code.
8824 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8825 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8826 (bitmap_insert_into_set_1): Take value-id as parameter.
8827 (add_to_value): Pass it.
8828 (bitmap_insert_into_set): Likewise.
8829 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8831 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8834 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8835 (do_self_spec): For switches with SWITCH_IGNORE set set also
8836 SWITCH_IGNORE_PERMANENTLY.
8837 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8840 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8842 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8843 tree of an unreferenced global var.
8845 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8848 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8849 GTU to GT for V4SI and V2DI.
8851 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8852 (umin<mode>3): Removed.
8854 (uminv4si3): Likewise.
8856 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8859 * collect2.c (main): Turn on trace in collect2 if -v is passed
8862 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8864 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8865 description of expression operand.
8867 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8869 * configure.ac: Add install-html to target_list for Make-hooks.
8870 * configure: Regenerate.
8871 * fortran/Make-lang.in (F95_HTMLFILES): New.
8872 (fortran.html): Use it.
8873 (fortran.install-html): New.
8874 * Makefile.in (install-html): Add lang.install-html.
8875 * java/Make-lang.in (JAVA_HTMLFILES): New.
8876 (java.html): Use it.
8877 (java.install-html): New.
8878 * objc/Make-lang.in (objc.install-html): New.
8879 * objcp/Make-lang.in (obj-c++.install-html): New.
8880 * cp/Make-lang.in (c++.install-html): New.
8881 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8882 * lto/Make-lang.in (lto.install-html): New.
8884 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8887 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8889 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8891 PR rtl-optimization/41862
8892 * store-motion.c (store_killed_in_insn, compute_store_table,
8893 remove_reachable_equiv_notes, replace_store_insn,
8894 build_store_vectors): Ignore all DEBUG_INSNs.
8896 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8899 * common.opt: Add dumpdir.
8901 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8903 (option_map): Add --dumpdir.
8905 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8907 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8909 * opts.c (decode_options): Try dump_dir_name first if
8910 dump_base_name isn't an absolute path.
8911 (common_handle_option): Handle OPT_dumpdir.
8913 * toplev.c (dump_dir_name): New.
8914 (print_switch_values): Also ignore -dumpdir.
8916 * toplev.h (dump_dir_name): New.
8918 2010-01-03 Richard Guenther <rguenther@suse.de>
8920 PR tree-optimization/42589
8921 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8922 double-word expansion of bswap32.
8924 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8926 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8927 with BLOCK_FOR_INSN.
8928 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8929 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8930 noce_process_if_block): Likewise.
8931 * gcse.c (compute_local_properties, insert_expr_in_table,
8932 insert_set_in_table, canon_list_insert, find_avail_set,
8933 pre_insert_copy_insn): Likewise.
8935 * basic-block.h (BLOCK_NUM): Move from here...
8936 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8938 2010-01-03 Richard Guenther <rguenther@suse.de>
8940 PR tree-optimization/42438
8941 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8942 contains_may_not_return_call flag.
8943 (BB_MAY_NOTRETURN): New.
8944 (valid_in_sets): Trapping nary operations are not valid
8945 in blocks that may not return.
8946 (insert_into_preds_of_block): Remove check for trapping expressions.
8947 (compute_avail): Compute also BB_MAY_NOTRETURN.
8949 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8951 * doc/invoke.texi: Add 2010 to copyright years.
8953 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8955 * config/sparc/sparc.c: Fix formatting nits.
8957 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8958 Alexander Monakov <amonakov@ispras.ru>
8960 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8962 2010-01-02 Richard Guenther <rguenther@suse.de>
8965 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8966 (simplify_switch_using_ranges): Mark to be removed edges
8969 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8971 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8973 * collect2.c (scan_libraries): Add missing argument in call to
8976 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8979 * config/alpha/predicates.md (aligned_memory_operand): Return false
8981 (unaligned_memory_operand): Return true for CQImode.
8982 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8983 doesn not cross aligned SImode word boundary.
8985 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8987 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8989 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8990 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8992 2010-01-02 Richard Guenther <rguenther@suse.de>
8995 * toplev.c (compile_file): Emit LTO marker properly. Change
8997 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8999 2010-01-01 Richard Guenther <rguenther@suse.de>
9002 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9004 2010-01-01 Richard Guenther <rguenther@suse.de>
9007 * c-decl.c (grokdeclarator): For zero-size arrays force
9008 structural equality checks as layout_type does.
9010 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9012 * builtins.c: Update copyright to 2010.
9014 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9017 * lto-streamer-out.c (produce_asm): Revert the last change.
9018 (copy_function): Likewise.
9020 * lto-streamer.c (lto_get_section_name): Skip any leading
9023 2010-01-01 Richard Guenther <rguenther@suse.de>
9026 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9030 Copyright (C) 2010 Free Software Foundation, Inc.
9032 Copying and distribution of this file, with or without modification,
9033 are permitted in any medium without royalty provided the copyright
9034 notice and this notice are preserved.