1 2010-05-10 Jan Hubicka <jh@suse.cz>
3 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
5 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
6 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
7 (lto_streamer_cache_create): Init alloc pool.
8 (lto_streamer_cache_delete): Free alloc pool.
9 * lto-streamer.h: Include alloc pool.
10 (lto_streamer_cache_d): Use alloc pool.
11 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
13 2010-05-10 Jan Hubicka <jh@suse.cz>
15 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
16 * cgraphbuild.c: Include except.h
17 (record_type_list, record_eh_tables): New function.
18 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
20 2010-05-10 Jan Hubicka <jh@suse.cz>
22 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
23 __frame_dummy_init_array_entry, force_to_data): Attribute as used
26 2010-05-10 Michael Matz <matz@suse.de>
28 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
29 (can_reassociate_p): Use FLOAT_TYPE_P.
30 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
31 (vect_force_simple_reduction): ... this.
32 * tree-parloops.c (gather_scalar_reductions): Use
33 vect_force_simple_reduction.
34 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
35 vect_is_simple_reduction, add modify argument, if true rewrite
37 (vect_is_simple_reduction, vect_force_simple_reduction): New
39 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
41 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
42 Vladimir Makarov <vmakarov@redhat.com>
44 PR rtl-optimization/44012
45 * ira-build.c (remove_unnecessary_allocnos): Nullify
46 regno_allocno_map of the removed allocno.
48 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
52 * configure: Regenerate.
54 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
56 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
58 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
59 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
61 * configure: Regenerate.
63 2010-05-10 Richard Guenther <rguenther@suse.de>
65 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
66 marked if the entry identifier is marked.
68 2010-05-10 Richard Guenther <rguenther@suse.de>
70 * c-common.c (struct c_common_attributes): Add fnspec attribute.
71 (handle_fnspec_attribute): New function.
72 * gimple.h (gimple_call_return_flags): Declare.
73 (gimple_call_arg_flags): Likewise.
74 * gimple.c (gimple_call_arg_flags): New function.
75 (gimple_call_return_flags): Likewise.
76 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
78 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
80 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
81 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
83 (make_heapvar_for): ... this new function.
84 (handle_rhs_call): Handle fnspec attribute argument specifiers.
85 (handle_lhs_call): Likewise.
86 (find_func_aliases): Adjust.
88 2010-05-10 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/44050
91 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
93 2010-05-10 Wei Guozhi <carrot@google.com>
96 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
98 2010-05-09 Joseph Myers <joseph@codesourcery.com>
101 * c-typeck.c (lookup_field): Take a type directly. Update
103 (build_component_ref): Update call to lookup_field.
104 (set_init_label): Use lookup_field to find initialized field.
105 Handle returned list of fields like a sequence of designators.
107 2010-05-09 Richard Guenther <rguenther@suse.de>
110 * fold-const.c (tree_single_nonzero_warnv_p): Properly
111 handle &FUNCTION_DECL.
113 2010-05-09 Joseph Myers <joseph@codesourcery.com>
116 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
117 structures and unions recursively.
118 (detect_field_duplicates): Move duplicate detection with a hash to
119 detect_field_duplicates_hash. Always use a hash if anonymous
120 structures or unions are present.
121 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
124 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
127 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
128 detect Atom, Core 2 and Core i7.
130 2010-05-09 Richard Guenther <rguenther@suse.de>
132 * gcc.c (store_arg): Handle temporary file deletion for
135 2010-05-09 Richard Guenther <rguenther@suse.de>
138 * ipa-inline.c (estimate_function_body_sizes): Return after
139 disregarding inline limits.
141 2010-05-09 Richard Guenther <rguenther@suse.de>
143 * gcc.c (store_arg): Revert last change.
145 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
148 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
149 (optimize_ops_list): Call it.
151 2010-05-08 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/44030
154 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
155 NECESSARY flag if we propagate from a inserted expression.
157 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
159 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
160 domain types as equal if they are both PLACEHOLDER_EXPRs.
162 2010-05-08 Richard Guenther <rguenther@suse.de>
164 * lto-wrapper.c (run_gcc): Remove linker output from
165 command line for LTRANS invocation.
167 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
169 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
170 lto-macho as lto_binary_reader.
171 * target.h (struct gcc_target): New hooks lto_start and lto_end.
172 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
173 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
174 in lto_start and lto_end calls.
175 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
177 (scan_prog_file): Update is_elf_or_coff call.
178 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
180 * collect2.c (main): Fix enum comparison.
182 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
184 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
185 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
186 and TARGET_ASM_LTO_END.
187 * darwin.c: Include obstack.h and lto-streamer.h.
188 (lto_section_names_offset, lto_section_names_obstack,
189 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
191 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
192 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
194 (darwin_asm_lto_end): New function. Restore asm_out_file.
195 (darwin_asm_named_section): For LTO sections, replace the name with
196 the offset of the section name in a string table, and build this
198 (darwin_file_start): Initialize global vars for LTO support.
199 (darwin_file_end): If output to asm_out_file was redirected, append it
200 to the proper asm_out_file here. Add the section names section.
202 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
204 * c-pragma.c (pending_weak_d, pending_weak): New.
205 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
206 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
207 handle_pragma_weak): Update the uses of pending_weaks.
209 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
211 PR documentation/44016
212 * doc/standards.texi (Standards): Link to unversioned
213 cxx0x_status.html page.
215 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
218 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
219 in addition to TREE_USED, to avoid "set but unused" warnings.
221 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
223 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
224 (is_loop_prefetching_profitable): Do not insert prefetches
225 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
226 times the prefetch ahead distance.
228 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
230 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
231 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
232 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
235 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
237 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
238 a diagnostic info when the insn-to-mem ratio is too small.
240 2010-05-07 Richard Guenther <rguenther@suse.de>
242 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
244 (store_arg): Queue temp_filename for deletion instead of
247 2010-05-07 Richard Guenther <rguenther@suse.de>
249 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
250 (run_gcc): Handle LTRANS phase invocation.
251 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
253 2010-05-07 Jakub Jelinek <jakub@redhat.com>
255 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
256 this is also meaningful on PARM_DECLs and RESULT_DECLs.
258 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
260 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
262 2010-05-07 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/44020
265 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
266 code when PRE is not yet initialized.
268 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
270 * config/mips/dbxmdebug.h: Remove.
271 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
273 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
275 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
276 with null pointer and also warn about ordered comparison of zero with
279 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
281 * graphite-blocking.c
282 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
283 * graphite-clast-to-gimple.c
284 (clast_to_gcc_expression): Same.
285 (precision_for_value): Same.
286 (precision_for_interval): Same.
287 (gcc_type_for_interval): Same.
288 (graphite_create_new_guard): Same.
289 (compute_bounds_for_level): Same.
290 (graphite_create_new_loop_guard): Same.
291 * graphite-interchange.c
292 (build_linearized_memory_access): Same.
293 (pdr_stride_in_loop): Same.
294 (memory_strides_in_loop_1): Same.
295 (memory_strides_in_loop): Same.
296 (extend_scattering): Same.
297 (psct_scattering_dim_for_loop_depth): Same.
298 (pbb_number_of_iterations): Same.
300 (debug_iteration_domains): Same.
302 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
303 (ppl_set_inhomogeneous_gmp): Same.
304 (ppl_strip_loop): Same.
305 (ppl_lexico_compare_linear_expressions): Same.
306 (ppl_read_polyhedron_matrix): Same.
307 (ppl_max_for_le_pointset): Same.
309 (ppl_read_polyhedron_matrix): Same.
310 (tree_int_to_gmp): Same.
311 (gmp_cst_to_tree): Same.
312 (ppl_set_inhomogeneous): Same.
313 (ppl_set_inhomogeneous_tree): Same.
314 (ppl_set_coef): Same.
315 (ppl_set_coef_tree): Same.
316 * graphite-sese-to-poly.c
317 (build_pbb_scattering_polyhedrons): Same.
318 (build_scop_scattering): Same.
319 (scan_tree_for_params_right_scev): Same.
320 (scan_tree_for_params): Same.
321 (find_params_in_bb): Same.
322 (find_scop_parameters): Same.
323 (add_upper_bounds_from_estimated_nit): Same.
324 (build_loop_iteration_domains): Same.
325 (add_condition_to_domain): Same.
326 (pdr_add_memory_accesses): Same.
328 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
330 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
331 CLooG's value_* macros to their respective mpz_* counterparts.
332 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
333 (graphite_create_new_loop_guard): Same.
334 * graphite-interchange.c (build_linearized_memory_access): Same.
335 (pdr_stride_in_loop): Same.
336 (memory_strides_in_loop_1): Same.
337 (1st_interchange_profitable_p): Same.
338 * graphite-poly.c (extend_scattering): Same.
339 (psct_scattering_dim_for_loop_depth): Same.
340 (pbb_number_of_iterations): Same.
341 (pbb_number_of_iterations_at_time): Same.
342 * graphite-poly.h (new_1st_loop): Same.
343 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
344 (oppose_constraint): Same.
345 (insert_constraint_into_matrix): Same.
346 (ppl_set_inhomogeneous_gmp): Same.
347 (ppl_set_coef_gmp): Same.
348 (ppl_strip_loop): Same.
349 (ppl_lexico_compare_linear_expressions): Same.
350 (ppl_max_for_le_pointset): Same.
351 (ppl_min_for_le_pointset): Same.
352 (ppl_build_realtion): Same.
353 * graphite-ppl.h (gmp_cst_to_tree): Same.
354 (ppl_set_inhomogeneous): Same.
355 (ppl_set_inhomogeneous_tree): Same.
356 (ppl_set_coef): Same.
357 (ppl_set_coef_tree): Same.
358 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
359 (build_scop_scattering): Same.
360 (add_value_to_dim): Same.
361 (scan_tree_for_params_right_scev): Same.
362 (scan_tree_for_params_int): Same.
363 (scan_tree_for_params): Same.
364 (find_params_in_bb): Same.
365 (find_scop_parameters): Same.
366 (add_upper_bounds_from_estimated_nit): Same.
367 (build_loop_iteration_domains): Same.
368 (create_linear_expr_from_tree): Same.
369 (add_condition_to_domain): Same.
370 (pdr_add_memory_accesses): Same.
372 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
373 Jason Merrill <jason@redhat.com>
375 * c-common.c (c_common_reswords): Add nullptr.
376 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
377 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
378 (gen_type_die_with_usage): Likewise.
379 * dbxout.c (dbxout_type): Likewise.
380 * sdbout.c (plain_type_1): Likewise.
382 2010-05-06 Jason Merrill <jason@redhat.com>
384 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
385 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
387 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
389 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
390 stripping WITH_SIZE_EXPR.
391 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
394 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
396 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
397 list of obsolete configurations.
398 Disabled check for obsolete configurations.
399 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
400 Removed support for previous versions.
401 * config/mips/iris.h: Removed.
402 * config/mips/iris5.h: Removed.
403 * config/mips/iris6.h: Merged old iris.h contents.
404 (TARGET_IRIX): Removed.
405 (DRIVER_SELF_SPECS): Removed mabi=32.
406 (IDENT_ASM_OP): Removed undef.
407 (STARTFILE_SPEC): Removed mabi=32.
408 (ENDFILE_SPEC): Likewise.
409 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
410 (MACHINE_TYPE): Update for IRIX 6.5.
411 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
412 TARGET_IRIX by TARGET_IRIX6.
413 (mips_file_start): Likewise.
414 (mips_output_external): Remove IRIX 5/6 O32 support.
415 (mips_output_function_prologue): Likewise.
416 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
418 (TARGET_CPU_CPP_BUILTINS): Likewise.
419 (TARGET_IRIX): Removed.
420 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
421 (MULTILIB_DIRNAMES): Removed 32.
422 (MULTILIB_OSDIRNAMES): Removed ../lib.
423 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
424 (Specific, mips-sgi-irix5): Document removal.
425 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
426 Remove references to older IRIX 6 releases and the O32 ABI.
428 2010-05-06 Jakub Jelinek <jakub@redhat.com>
431 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
432 instead of DF_REF_REAL_REG.
434 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
437 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
438 handling to still return true for x64 targets.
440 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
442 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
444 2010-05-06 Jan Hubicka <jh@suse.cz>
446 PR tree-optimization/43791
447 * ipa-inline.c (update_caller_keys): Remove bogus
448 disregard_inline_limits check.
450 2010-05-06 Michael Matz <matz@suse.de>
452 PR tree-optimization/43984
453 * tree-ssa-pre.c (inserted_phi_names): Remove.
454 (inserted_exprs): Change to bitmap.
455 (create_expression_by_pieces): Set bits, don't append to vector.
456 (insert_into_preds_of_block): Don't handle inserted_phi_names.
457 (eliminate): Don't look at inserted_phi_names, remove deleted
458 insns from inserted_exprs.
459 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
460 (init_pre, fini_pre): Allocate and free bitmaps.
461 (execute_pre): Insert insns on edges before elimination.
463 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
465 * tree.c (initializer_zerop): Handle STRING_CST.
467 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
470 * doc/invoke.texi (Wimplicit): Document as C only.
471 * opts.c (common_handle_option): Add argument kind.
472 (handle_option): Rename as read_cmdline_option. Factor out code to...
473 (handle_option): ... here. New.
474 (handle_options): Rename as read_cmdline_options.
475 (decode_options): Update call.
476 (set_option): Use option index instead of option pointer. Classify
477 diagnostics correctly.
478 (enable_warning_as_error): Call handle_option.
479 * opts.h (set_option): Update declaration.
480 (handle_option): Declare.
481 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
482 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
483 * c-opts.c (set_Wimplicit): Delete.
484 (c_family_lang_mask): New static constant.
485 (c_common_handle_option): Add argument kind. Use handle_option
486 instead of set_Wimplicit.
487 (c_common_post_options): warn_implicit and warn_implicit_int
488 are disabled by default.
489 * c-common.c (warn_implicit): Do not define here.
490 * c-common.h (warn_implicit): Do not declare here.
491 (c_common_handle_option): Update declaration.
492 * lto-opts.c (lto_reissue_options): Update call to set_option.
494 2010-05-06 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/43571
497 * domwalk.c (walk_dominator_tree): Walk the dominator
498 sons in more optimal order.
500 2010-05-06 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/43934
503 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
504 (stmt_cost): Likewise.
505 (extract_true_false_args_from_phi): New helper.
506 (determine_max_movement): For PHI nodes verify we can hoist them
507 and compute their cost.
508 (determine_invariantness_stmt): Handle PHI nodes.
509 (move_computations_stmt): Likewise. Hoist PHI nodes in
510 if-converted form using COND_EXPRs.
511 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
512 (tree_ssa_lim): Likewise.
513 * tree-flow.h (tree_ssa_lim): Adjust prototype.
514 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
516 2010-05-06 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/43987
519 * tree-ssa-structalias.c (could_have_pointers): For possibly
520 address-taken variables force pointers to be recorded.
521 (create_variable_info_for_1): Likewise.
522 (push_fields_onto_fieldstack): Pass in wheter all fields
524 (find_func_aliases): Query types instead of vars whether
525 they contain pointers where appropriate.
527 2010-05-06 Jan Hubicka <jh@suse.cz>
529 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
530 (record_reference, mark_address, mark_load, mark_store): Record
532 (record_references_in_initializer): Update call of record_references.
533 (rebuild_cgraph_edges): Remove all references before rebuiding.
534 * cgraph.c (cgraph_create_node): Clear ref list.
535 (cgraph_remove_node): Remove references.
536 (dump_cgraph_node): Dump references.
537 (cgraph_clone_node): Clone references.
538 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
539 (struct cgraph_node, varpool_node): Add ref_lst.
540 * ipa-ref.c: New file.
541 * ipa-ref.h: New file.
542 * ipa-ref-inline.h: New file.
543 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
544 (referenced_from_other_partition_p): New function.
545 (lto_output_varpool_node): Take set arugment; call
546 referenced_from_other_partition.
547 (lto_output_ref): New.
548 (add_references): New.
550 (output_cgraph): Compute boundary based on references; output refs.
551 (output_varpool): Accept cgraph_node_set argument.
554 (input_cgraph): Call input_refs.
555 * lto-section-in.c (lto_section_name): Add refs.
556 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
557 (ipa-ref.o): New file.
558 * varpool.c (varpool_node): Clear ipa ref list.
559 (varpool_remove_node): Remove references.
560 (dump_varpool_node): Dump references.
561 (varpool_assemble_decl): Only compile finalized ones.
562 (varpool_extra_name_alias): Initialize ref list.
563 * lto-streamer.c (lto-get_section_name): Add .refs section.
564 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
565 (referenced_from_other_partition_p): Declared.
567 2010-05-06 Ira Rosen <irar@il.ibm.com>
569 PR tree-optimization/43901
570 * tree-vect-stmts.c (vectorizable_call): Assert that vector
571 type is not NULL if it's transformation phase, and return
572 FALSE if it's analysis.
573 (vectorizable_conversion, vectorizable_operation,
574 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
576 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
578 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
580 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
582 * config/mips/mips-protos.h
583 (mips_small_register_classes_for_mode_p): Delete prototype.
585 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
587 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
588 * config/arm/arm.c (multiple_operation_profitable_p,
589 compute_offset_order): New static functions.
590 (load_multiple_sequence, store_multiple_sequence): Use them.
591 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
592 memory offsets, not register numbers.
593 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
595 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
597 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
598 (get_pending_sizes, put_pending_size, put_pending_sizes):
599 Update the uses of pending_sizes.
600 * c-decl.c (store_parm_decls): Likewise.
601 * c-tree.h (struct c_arg_info): Likewise.
602 * tree.h: Update the prototype for get_pending_sizes and
605 2010-05-05 Jason Merrill <jason@redhat.com>
608 * c-common.c (handle_aligned_attribute): Respect
609 ATTR_FLAG_TYPE_IN_PLACE.
612 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
613 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
614 (TARGET_INITIALIZER): Use it.
615 * c-common.c (attribute_takes_identifier_p): Call it.
616 * c-common.h: Update prototype.
617 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
618 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
620 2010-05-05 Jakub Jelinek <jakub@redhat.com>
623 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
624 DW_ID_down_case for Fortran compilation units.
626 2010-05-05 Jan Hubicka <jh@suse.cz>
628 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
631 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
633 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
634 a variable-sized RESULT_DECL.
636 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
638 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
640 2010-05-05 Jason Merrill <jason@redhat.com>
643 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
645 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
647 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
648 Jakub Jelinek <jakub@redhat.com>
651 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
652 (dead_debug_init, dead_debug_finish): New functions.
653 (dead_debug_add, dead_debug_insert_before): Likewise.
654 (df_note_bb_compute): Initialize a dead_debug object, add dead
655 debug uses to it, insert debug bind insns before death insns,
656 reset debug insns that refer to pending uses at the end.
657 * rtl.h (make_debug_expr_from_rtl): New prototype.
658 * varasm.c (make_debug_expr_from_rtl): New function.
660 2010-05-05 Jan Hubicka <jh@suse.cz>
662 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
663 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
664 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
665 lto_varpool_encoder_deref, lto_varpool_encoder_size,
666 lto_varpool_encoder_encode_initializer_p,
667 lto_set_varpool_encoder_encode_initializer): New functions.
668 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
670 (input_varpool_node): Do not always set analyzed.
671 (input_cgraph_1): Return vector of cgraph nodes.
672 (input_varpool_1): Return vector of varpools.
673 (input_cgraph): Free the vectors.
674 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
675 output only initializers needed.
676 (lto_output): Only call output_cgraph.
677 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
678 * lto-section-out.c (lto_new_out_decl_state): Initialize
679 state->varpool_node_encoder.
680 * lto-streamer.h (lto_varpool_encoder_d): New.
681 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
682 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
683 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
684 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
685 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
687 (output_varpool, input_varpool): Remove declarations.
689 2010-05-05 Jan Hubicka <jh@suse.cz>
691 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
692 with body can prevail.
694 2010-05-05 Jan Hubicka <jh@suse.cz>
696 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
699 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
701 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
703 * gengtype.h (erro_at_line): Constify pos argument.
705 * gengtype.c: Include hashtab.h.
706 (enum gc_used): Document GC_MAYBE_POINTED_TO.
707 (error_at_line): Constify pos argument.
708 (do_typedef): Initialize p->opt field.
709 (get_file_gtfilename): Fix comment typo.
710 (struct walk_type_data): Constify line field.
711 (get_output_file_for_structure): New function.
712 (write_local_func_for_structure): Constify orig_s argument.
713 Use get_output_file_for_structure.
714 (write_func_for_structure): Use get_output_file_for_structure.
715 (INDENT): New define.
716 (dump_pair, dump_type, dump_type_list, dump_typekind)
717 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
718 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
720 (seen_types): New variable.
721 (main): New variable do_dump. Process "-d" command line option.
722 Call dump_everything if dump requested.
724 2010-05-05 Jakub Jelinek <jakub@redhat.com>
726 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
727 in a temporary instead of invoking the macro multiple times.
728 (track_expr_p): Likewise.
730 2010-05-04 Neil Vachharajani <nvachhar@google.com>
732 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
734 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
735 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
736 conditions for printing notes.
737 * common.opt (-Wcoverage-mismatch): Allow negative, default to
738 true, update documentation.
739 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
741 2010-05-04 Jakub Jelinek <jakub@redhat.com>
744 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
747 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
751 (*sse_prologue_save_insn1): Likewise.
752 (SSE prologue save splitter): Likewise.
754 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
756 * tree.c (free_lang_data_in_one_sizepos): New inline function.
757 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
758 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
759 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
760 all decls. Call it on DECL_FIELD_OFFSET of fields.
761 (find_decls_types_r): Follow DECL_VALUE_EXPR.
762 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
764 2010-05-04 Martin Jambor <mjambor@suse.cz>
766 * tree-sra.c (build_access_from_expr_1): The first parameter type
767 changed to simple tree.
768 (build_access_from_expr): Likewise, gsi parameter was eliminated.
769 (scan_assign_result): Renamed to assignment_mod_result, enum elements
771 (build_accesses_from_assign): Removed all parameters except for a
772 simple gimple statement. Now returns a simple bool.
773 (scan_function): All non-analysis parts moved to separate functions
774 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
775 parameters and updated both callers.
776 (sra_modify_expr): Removed parameter data.
777 (sra_modify_function_body): New function.
778 (perform_intra_sra): Call sra_modify_function_body to modify the
780 (replace_removed_params_ssa_names): Parameter data changed into
782 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
783 changed the parameter dont_convert to convert with the opposite
785 (sra_ipa_modify_assign): Parameter data changed into adjustments
786 vector, return value changed to bool.
787 (ipa_sra_modify_function_body): New function.
788 (sra_ipa_reset_debug_stmts): Updated a comment.
789 (modify_function): Use ipa_sra_modify_function_body to modify function
792 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
795 * alias.c (true_dependence): Handle the same VALUE in x and mem.
796 (canon_true_dependence): Likewise.
797 (write_dependence_p): Likewise.
799 2010-05-04 Jan Hubicka <jh@suse.cz>
801 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
802 * cgraphbuild.c: Include ipa-utils.h
803 (record_reference_ctx): New struct.
804 (record_reference): Simplify to work on initializers; not statements.
805 (mark_address, mark_load, mark_store): New.
806 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
808 (record_references_in_initializer): Update use of record_reference.
809 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
812 2010-05-04 Jan Hubicka <jh@suse.cz>
814 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
815 node will be removed anyway.
816 (lto_varpool_replace_node): Allow also unanalyzed nodes;
817 relink aliases of node into prevailing node.
818 * varpool.c (varpool_remove_node): Remove aliases properly;
819 when removing node, remove all its aliases too; remove DECL_INITIAL
820 of removed node; ggc_free the varpool node.
822 2010-05-04 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/43879
825 * tree-ssa-structalias.c (alias_get_name): Use
826 DECL_ASSEMBLER_NAME if available.
827 (create_function_info_for): Return the varinfo node.
828 (ipa_pta_execute): Associate same-body aliases and extra names
829 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
831 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
833 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
835 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
838 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
839 only if HONOR_REG_ALLOC_ORDER is not defined.
841 2010-05-04 Richard Guenther <rguenther@suse.de>
843 PR tree-optimization/43949
844 * tree-vrp.c (extract_range_from_binary_expr): Only handle
847 2010-04-26 Jason Merrill <jason@redhat.com>
849 * c.opt (-fstrict-enums): New.
850 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
852 2010-05-03 David Ung <davidu@mips.com>
853 James E. Wilson <wilson@codesourcery.com>
855 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
856 emit the trap instruction before the divide for TUNE_74K.
858 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
860 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
861 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
862 based on the above, for new target hook.
864 * hooks.c (hook_bool_mode_true): New generic hook.
865 * hooks.h (hook_bool_mode_true): Add prototype.
867 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
869 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
870 target hook, set to hook_bool_mode_false.
871 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
872 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
873 with targetm.small_register_classes_for_mode_p.
874 (find_reusable_reload): Likewise.
875 (combine_reloads): Likewise.
876 * reload1.c (reload_as_needed): Likewise.
877 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
878 * ifcvt.c (noce_process_if_block, check_cond_move_block,
879 dead_or_predicable): Likewise.
880 * regmove.c (optimize_reg_copy_1): Likewise.
881 * calls.c (prepare_call_address): Likewise.
882 (precompute_register_parameters): Likewise.
884 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
886 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
887 implementation of the hook that considers all register classes
888 small except for SH64.
889 (sh_override_options): Use the new hook.
890 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
893 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
895 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
896 implementation of the hook that considers all register classes
898 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
901 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
903 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
904 implementation of the hook that considers all register classes
906 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
909 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
911 * config/m32c/m32c.h: Likewise.
912 * config/pdp11/pdp11.h: Likewise.
913 * config/avr/avr.h: Likewise.
914 * config/xtensa/xtensa.h: Likewise.
915 * config/m68hc11/m68hc11.h: Likewise.
916 * config/mn10300/mn10300.h: Likewise.
917 * config/mcore/mcore.h: Likewise.
918 * config/h8300/h8300.h: Likewise.
919 * config/bfin/bfin.h: Likewise.
921 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
922 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
924 2010-05-03 Anatoly Sokolov <aesok@post.ru>
926 * double-int.h (tree_to_double_int): Remove macro.
927 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
928 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
929 (tree_to_double_int): New function.
930 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
932 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
934 2010-05-03 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/43971
937 * tree-ssa-structalias.c (get_constraint_for_1): Fix
938 constraints in the !flag_delete_null_pointer_checks case.
940 2010-05-03 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
944 result mode matches original rtl mode.
946 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
949 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
951 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
954 when processing flag options.
956 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
958 * gcov-iov.c (main): Change format string placeholder
959 from %#08x to 0x%08x.
960 * genchecksum.c (dosum): Change format string placeholder
961 from %#02x to 0x%02x.
963 2010-05-02 Richard Guenther <rguenther@suse.de>
965 PR tree-optimization/43879
966 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
968 2010-05-02 Bruno Haible <bruno@clisp.org>
970 * doc/extend.texi (Function Attributes): Fix a typo.
972 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
975 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
976 placeholder from 0x%x to %#x.
977 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
978 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
979 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
980 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
981 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
982 * config/i386/i386.c (ix86_target_string): Ditto.
983 * config/i386/i386.c (output_pic_addr_const): Ditto.
984 (print_operand): Ditto.
986 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
988 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
989 placeholder from 0x%x to %#x.
990 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
991 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
992 (ASM_OUTPUT_DEBUG_DATA): Ditto.
993 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
994 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
995 * optc-gen.awk: Ditto.
996 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
997 (HOST_WIDE_INT_PRINT_HEX): Ditto.
998 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
999 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1001 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1003 * target.h (struct calls): Add function_value_regno_p field.
1004 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1005 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1006 * targhooks.c (default_function_value_regno_p): New function.
1007 * targhooks.h (default_function_value_regno_p): Declare function.
1008 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1009 * builtins.c. (apply_result_size): (Ditto.).
1010 * combine.c. (likely_spilled_retval_p): (Ditto.).
1011 * mode-switching.c. Include 'target.h'.
1012 (create_pre_exit): Use function_value_regno_p hook.
1013 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1014 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1015 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1017 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1018 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1019 (ix86_function_value_regno_p): Declare as static, change argument
1020 type to const unsigned int.
1021 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1023 2010-05-01 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/43949
1026 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1028 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1030 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1032 * rtl.h (CONST_DOUBLE_P): Define.
1033 (rtx_to_double_int): Declare.
1034 * emit-rtl.c (rtx_to_double_int): New function.
1035 * dwarf2out.c (insert_double): New function.
1036 (loc_descriptor, add_const_value_attribute): Clean up, use
1037 rtx_to_double_int and insert_double functions.
1039 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1041 * doc/extend.texi (Inline): Add missing return keyword to examples.
1042 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1045 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1047 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1048 the variable part of the offset as well. Use highest_pow2_factor for
1049 all alignment checks.
1051 2010-04-30 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/43879
1054 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1057 2010-04-30 Jan Hubicka <jh@suse.cz>
1059 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1061 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1063 2010-04-30 Jan Hubicka <jh@suse.cz>
1065 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1067 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1068 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1069 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1070 cgraph_node_set_needs_ltrans_p): Remove.
1072 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1074 * sdbout.c: Include vec.h, do not include varray.h.
1075 (deferred_global_decls, sdbout_global_decl,
1076 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1077 * toplev.c: Do not include varray.h.
1078 (dump_memory_report): Do not dump VARRAY statistics.
1079 * gengtype.c (open_base_file): Ignore varray.h.
1080 * Makefile.in: Update for abovementioned changes.
1081 Remove all traces of varray.c and varray.h.
1082 * varray.c: Remove file.
1083 * varray.h: Remove file.
1085 2010-04-30 Jan Hubicka <jh@suse.cz>
1087 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1090 2010-04-30 Jan Hubicka <jh@suse.cz>
1092 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1095 2010-04-30 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1098 constraints for CONSTRUCTOR.
1100 2010-04-30 Richard Guenther <rguenther@suse.de>
1103 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1104 first after all lowering passes.
1106 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1108 * toplev.c: Include varray.h for statistics dumping.
1109 * tree.h: Do not declare varray_head_tag.
1110 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1111 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1112 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1113 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1114 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1115 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1116 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1117 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1119 * Makefile.in: Update for abovementioned changes.
1121 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1124 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1126 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1128 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1129 Use this function to do machine-specific conversion.
1130 (picochip_legitimize_reload_address): Likewise.
1131 (picochip_legitimate_address_p): Check valid base register only if
1133 (picochip_check_conditional_copy): Check for modw only if opnd is
1135 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1136 to call the function in c.
1137 * config/picochip/picochip-protos.h
1138 (picochip_legitimize_reload_address): Define.
1139 * config/picochip/picochip.md (supported_compare1): Define.
1141 2010-04-30 Jan Hubicka <jh@suse.cz>
1143 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1144 (cgraph_global_info): Remove inlined.
1145 (LTO_cgraph_tag_names): Remove.
1146 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1147 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1148 simplify cgraph tags and document.
1149 (lto_output_node): Use only LTO_cgraph_unavail_node and
1150 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1151 for_functions_valid, global info, process and output flags.
1152 (input_overwrite_node): Initialize estimated stack size and
1153 estimated growth. Do not read flags we no longer store.
1154 (input_node): Likewise do not read info no longer stored.
1155 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1158 2010-04-30 Richard Guenther <rguenther@suse.de>
1160 PR tree-optimization/43879
1161 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1162 handle non-zero initializers.
1164 2010-04-30 Richard Guenther <rguenther@suse.de>
1166 * builtins.c (fold_builtin_1): Delete free (0).
1168 2010-04-29 Jan Hubicka <jh@suse.cz>
1170 * gengtype.c (open_base_files): Add lto-streamer.h
1171 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1172 (pass_ipa_cp): GGC collect.
1173 * toplev. (compile_file): Do not output symbols.
1174 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1175 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1176 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1177 * lto-section-in.c: Include ggc.h
1178 (lto_new_in_decl_state): Alloc in GGC.
1179 (lto_delete_in_decl_state): Likewise.
1180 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1183 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1186 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1187 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1188 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1189 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1190 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1191 account only if HONOR_REG_ALLOC_ORDER is not defined.
1192 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1193 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1195 2010-04-29 Jon Grant <04@jguk.org>
1197 * collect2.c (vflag): Change type from int to bool.
1199 (helpflag): New global bool.
1200 (main): Set vflag and debug with boolean, not integer truth values.
1201 Accept new "--help" option and output usage text if found.
1202 * collect2.h (vflag): Update prototype.
1205 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1208 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1210 2010-04-29 Richard Guenther <rguenther@suse.de>
1213 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1214 with ATTRIBUTE_UNUSED.
1216 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1219 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1220 INSN_P with NONDEBUG_INSN_P.
1221 (distance_non_agu_define): Likewise.
1222 (distance_agu_use): Likewise.
1224 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1226 From Dominique d'Humieres <dominiq@lps.ens.fr>
1228 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1231 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1233 * plugin.h (invoke_plugin_callbacks): New inline function.
1234 * plugin.c (flag_plugin_added): New global flag.
1235 (add_new_plugin): Initialize above flag.
1236 (invoke_plugin_callbacks): Rename to ...
1237 (invoke_plugin_callbacks_full): ... this.
1239 2010-04-28 Jan Hubicka <jh@suse.cz>
1241 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1242 (lto_varpool_replace_node): New.
1243 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1244 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1245 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1246 * cgraph.h (varpool_node_ptr): New type.
1247 (varpool_node_ptr): New vector.
1248 (varpool_node_set_def): New structure.
1249 (varpool_node_set): New type.
1250 (varpool_node_set): New vector.
1251 (varpool_node_set_element_def): New structure.
1252 (varpool_node_set_element, const_varpool_node_set_element): New types.
1253 (varpool_node_set_iterator): New type.
1254 (varpool_node): Add prev pointers, add used_from_other_partition,
1256 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1257 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1258 varpool_get_node, varpool_remove_node): Declare.
1259 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1260 varpool_node_set_size): New inlines.
1261 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1262 * tree-pass.h (varpool_node_set_def): Forward declare.
1263 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1264 (ipa_write_optimization_summaries): Update prototype.
1265 * ipa-cp.c (ipcp_write_summary): Update.
1266 * ipa-reference.c (ipa_reference_write_summary): Update.
1267 * lto-cgraph.c (lto_output_varpool_node): New static function.
1268 (output_varpool): New function.
1269 (input_varpool_node): New static function.
1270 (input_varpool_1): New function.
1271 (input_cgraph): Input varpool.
1272 * ipa-pure-const.c (pure_const_write_summary): Update.
1273 * lto-streamer-out.c (lto_output): Update, output varpool too.
1274 (write_global_stream): Kill WPA hack.
1275 (produce_asm_for_decls): Update.
1276 (output_alias_pair_p): Handle variables.
1277 (output_unreferenced_globals): Output only needed partition of varpool.
1278 * ipa-inline.c (inline_write_summary): Update.
1279 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1281 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1282 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1283 varpool_node_set_new, varpool_node_set_add,
1284 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1285 debug_varpool_node_set): New functions.
1286 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1287 (execute_one_pass): Process new decls too.
1288 (ipa_write_summaries_2): Pass around vsets.
1289 (ipa_write_summaries_1): Likewise.
1290 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1292 (ipa_write_optimization_summaries_1): Pass around vsets.
1293 (ipa_write_optimization_summaries): Likewise.
1294 * varpool.c (varpool_get_node): New.
1295 (varpool_node): Update doubly linked lists.
1296 (varpool_remove_node): New.
1297 (dump_varpool_node): More dumping.
1298 (varpool_enqueue_needed_node): Update doubly linked lists.
1299 (decide_is_variable_needed): Kill ltrans hack.
1300 (varpool_finalize_decl): Kill lto hack.
1301 (varpool_assemble_decl): Skip decls in other partitions.
1302 (varpool_assemble_pending_decls): Update doubly linkes lists.
1303 (varpool_empty_needed_queue): Likewise.
1304 (varpool_extra_name_alias): Likewise.
1305 * lto-streamer.c (lto_get_section_name): Add vars section.
1306 * lto-streamer.h (lto_section_type): Update.
1307 (output_varpool, input_varpool): Declare.
1309 2010-04-28 Mike Stump <mikestump@comcast.net>
1311 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1313 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1315 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1316 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1317 (lto_input_ts_type_tree_pointers): Likewise.
1318 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1319 (lto_output_ts_type_tree_pointers): Likewise.
1321 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1323 Uniquization of constants at the Tree level
1324 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1325 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1327 (tree_output_constant_def): Declare.
1328 * gimplify.c (gimplify_init_constructor): When using block copy, first
1329 uniquize the constant constructor on the RHS.
1330 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1331 DECL_IN_CONSTANT_POOL flag.
1332 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1333 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1335 (assemble_variable): Deal with symbols belonging to the tree constant
1337 (get_constant_section): Add ALIGN parameter and simplify.
1338 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1339 (assemble_constant_contents): Use the expression of the VAR_DECL.
1340 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1341 (tree_output_constant_def): New global function.
1342 (mark_constant): Use the expression of the VAR_DECL.
1343 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1345 (output_object_block): Likewise and assemble the expression.
1347 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1349 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1350 hash_tree, eq_tree): New tree hash table.
1351 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1352 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1353 lto_orig_address_remove): Reimplement.
1355 2010-04-28 Xinliang David Li <davidxl@google.com>
1358 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1359 (compute_uninit_opnds_pos): New function.
1360 (is_non_loop_exit_postdominating): New function.
1361 (compute_control_dep_chain): New function.
1362 (find_pdom): New function.
1363 (convert_control_dep_chain_into_preds): New function.
1364 (find_predicates): New function.
1365 (find_control_equiv_block): New function.
1366 (collect_phi_def_edges): New function.
1367 (find_def_preds): New function.
1368 (find_dom): New function.
1369 (dump_predicates): New function.
1370 (get_cmp_code): New function.
1371 (is_value_included_in): New function.
1372 (find_matching_predicate_in_rest_chains): New function.
1373 (use_pred_not_overlap_with_undef_path_pred): New function.
1374 (is_use_properly_guarded): New function.
1375 (normalize_cond_1): New function.
1376 (is_and_or_or): New function.
1377 (normalize_cond): New function.
1378 (is_gcond_subset_of): New function.
1379 (is_subset_of_any): New function.
1380 (is_or_set_subset_of): New function.
1381 (is_and_set_subset_of): New function.
1382 (is_norm_cond_subset_of): New function.
1383 (is_pred_expr_subset_of): New function.
1384 (is_pred_chain_subset_of): New function.
1385 (is_included_in): New function.
1386 (is_superset_of): New function.
1387 (find_uninit_use): New function.
1388 (warn_uninitialized_phi): New function.
1389 (compute_possibly_undefined_names): New function.
1390 (ssa_undefined_value_p): New function.
1391 (execute_late_warn_uninitialized): New function.
1392 * tree-ssa.c (ssa_undefined_value_p): Removed.
1393 (warn_uninit): Changed to extern.
1394 (warn_uninitialized_phi): Removed.
1395 (warn_uninitialized_vars): Changed to extern.
1396 (execute_late_warn_uninitialized): Removed
1397 * tree-flow.h: Add new prototypes.
1398 * timevar.def: Add new time variable.
1399 * Makefile.in: Add new build file.
1401 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1403 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1406 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1409 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1411 2010-04-28 Martin Jambor <mjambor@suse.cz>
1413 * cgraph.h (struct cgraph_node): New field indirect_calls.
1414 (struct cgraph_indirect_call_info): New type.
1415 (struct cgraph_edge): Removed field indirect_call. New fields
1416 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1417 (cgraph_create_indirect_edge): Declare.
1418 (cgraph_make_edge_direct): Likewise.
1419 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1420 * ipa-prop.h (struct ipa_param_call_note): Removed.
1421 (struct ipa_node_params): Removed field param_calls.
1422 (ipa_create_all_structures_for_iinln): Declare.
1423 * cgraph.c: Described indirect edges and uids in initial comment.
1424 (cgraph_add_edge_to_call_site_hash): New function.
1425 (cgraph_edge): Search also among the indirect edges, use
1426 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1427 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1428 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1430 (initialize_inline_failed): Assign a reason to indirect edges.
1431 (cgraph_create_edge_1): New function.
1432 (cgraph_create_edge): Moved some functionality to
1433 cgraph_create_edge_1.
1434 (cgraph_create_indirect_edge): New function.
1435 (cgraph_edge_remove_callee): Add an assert checking for
1437 (cgraph_edge_remove_caller): Special-case indirect edges.
1438 (cgraph_remove_edge): Likewise.
1439 (cgraph_set_edge_callee): New function.
1440 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1441 (cgraph_make_edge_direct): New function.
1442 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1443 the declaration of the call statement matches.
1444 (cgraph_node_remove_callees): Special-case indirect edges.
1445 (cgraph_clone_edge): Likewise.
1446 (cgraph_clone_node): Clone also the indirect edges.
1447 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1448 indirect_call, dump count of indirect_calls edges.
1449 * ipa-prop.c (iinlining_processed_edges): New variable.
1450 (ipa_note_param_call): Create indirect edges instead of
1451 creating notes. New parameter node.
1452 (ipa_analyze_call_uses): New parameter node, pass it on to
1453 ipa_note_param_call.
1454 (ipa_analyze_stmt_uses): Likewise.
1455 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1456 (print_edge_addition_message): Work on edges rather than on notes.
1457 (update_call_notes_after_inlining): Likewise, renamed to
1458 update_indirect_edges_after_inlining.
1459 (ipa_create_all_structures_for_iinln): New function.
1460 (ipa_free_node_params_substructures): Do not free notes.
1461 (ipa_edge_duplication_hook): Propagate bits within
1462 iinlining_processed_edges bitmap.
1463 (ipa_node_duplication_hook): Do not duplicate notes.
1464 (free_all_ipa_structures_after_ipa_cp): Renamed to
1465 ipa_free_all_structures_after_ipa_cp.
1466 (free_all_ipa_structures_after_iinln): Renamed to
1467 ipa_free_all_structures_after_iinln.
1468 (ipa_write_param_call_note): Removed.
1469 (ipa_read_param_call_note): Removed.
1470 (ipa_write_indirect_edge_info): New function.
1471 (ipa_read_indirect_edge_info): Likewise.
1472 (ipa_write_node_info): Do not stream notes, do stream information
1474 (ipa_read_node_info): Likewise.
1475 (lto_ipa_fixup_call_notes): Removed.
1476 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1477 * ipa-inline.c (pass_ipa_inline): Likewise.
1478 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1479 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1480 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1482 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1484 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1485 (output_cgraph): Stream also indirect edges.
1486 (lto_output_edge): Added capability to stream indirect edges.
1487 (input_edge): Likewise.
1488 (input_cgraph_1): Likewise.
1489 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1492 2010-04-28 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/43879
1495 PR tree-optimization/43909
1496 * tree-ssa-structalias.c (struct variable_info): Add
1497 only_restrict_pointers flag.
1498 (new_var_info): Initialize it. Increment stats.total_vars here.
1499 (create_function_info_for): Do not increment stats.total_vars here.
1500 (get_function_part_constraint): Fix build with C++.
1501 (insert_into_field_list): Remove.
1502 (push_fields_onto_fieldstack): Properly merge fields.
1503 (create_variable_info_for): Split and simplify.
1504 (create_variable_info_for_1): New piece.
1505 (intra_create_variable_infos): Properly make restrict constraints
1508 2010-04-28 Richard Guenther <rguenther@suse.de>
1511 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1513 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1514 Jan Hubicka <hubicka@ucw.cz>
1516 * doc/invoke.texi (-Wsuggest-attribute=const,
1517 -Wsuggest-attribute=pure): Document.
1518 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1519 (function_always_visible_to_compiler_p,
1520 suggest_attribute, warn_function_pure, warn_function_const):
1522 (check_call): Improve debug info.
1523 (analyze_function): Do not check availability.
1524 (add_new_function): Check availability.
1525 (propagate): Output warnings.
1526 (skip_function_for_local_pure_const): New function.
1527 (local_pure_const): Use it; output warnings.
1528 * common.opt (Wsuggest-attribute=const,
1529 Wsuggest-attribute=pure): New.
1531 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1533 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1534 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1535 or DW_CFA_def_cfa_offset{,_sf}.
1537 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1539 * tree.h: Fix truncated long macros.
1541 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1543 * collect2.c (TARGET_64BIT): Redefine to target's default.
1544 * tlink.c: Likewise.
1545 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1546 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1547 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1548 for underscoring __USER_LABEL_PREFIX__.
1549 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1550 (SUB_LINK_ENTRY32): New.
1551 (SUB_LINK_ENTRY64): New.
1552 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1553 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1554 (SUB_LINK_ENTRY64): New.
1555 (SUB_LINK_ENTRY): New.
1556 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1557 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1558 x64 target is choosen.
1559 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1560 * configure: Regenerated.
1561 * configure.ac (leading-mingw64-underscores): Option added.
1563 2010-04-27 Jan Hubicka <jh@suse.cz>
1565 * doc/invoke.texi (-fipa-profile): Document.
1566 * opts.c (decode_options): Enable ipa-profile at -O1.
1567 * timevar.def (TV_IPA_PROFILE): Define.
1568 * common.opt (fipa-profile): Add.
1569 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1571 (cgraph_propagate_frequency): Handle only local ones.
1572 * tree-pass.h (pass_ipa_profile): Declare.
1573 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1574 (pass_ipa_profile): Use TV_IPA_PROFILE.
1575 * ipa.c (ipa_profile): New function.
1576 (gate_ipa_profile): Likewise.
1577 (pass_ipa_profile): New global variable.
1578 * passes.c (pass_ipa_profile): New.
1580 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1582 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1584 2010-04-27 Martin Jambor <mjambor@suse.cz>
1587 * ipa.c (dissolve_same_comdat_group_list): New function.
1588 (function_and_variable_visibility): Call
1589 dissolve_same_comdat_group_list when comdat group contains external or
1591 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1592 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1594 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1596 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1597 (const_hash_1) <VECTOR_CST>: New case.
1598 (compare_constant) <VECTOR_CST>: Likewise.
1599 <ADDR_EXPR>: Deal with LABEL_REFs.
1600 (copy_constant) <VECTOR_CST>: New case.
1602 2010-04-27 Jan Hubicka <jh@suse.cz>
1604 * cgraph.c (cgraph_propagate_frequency): New function.
1605 * cgraph.h (cgraph_propagate_frequency): Declare.
1606 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1607 cgraph_propagate_frequency.
1609 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1611 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1613 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1616 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1617 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1618 here to determine which regs to push and how much stack to reserve.
1620 2010-04-27 Jie Zhang <jie@codesourcery.com>
1622 * doc/gimple.texi (gimple_statement_with_ops): Remove
1623 addresses_taken field.
1624 (gimple_statement_with_memory_ops): Likewise.
1626 2010-04-27 Jan Hubicka <jh@suse.cz>
1628 * tree-inline.c (eni_inlining_weights): Remove.
1629 (estimate_num_insns): Special case more builtins.
1631 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1634 * c-typeck.c (build_binary_op): Move forward check for comparison
1635 pointer with null pointer constant and adjust the diagnostic message.
1637 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1640 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1641 binutils supports extended .section directive needed by LTO, or
1642 warn if older binutils found.
1643 (LTO_BINARY_READER): New AC_SUBST'd variable.
1644 (LTO_USE_LIBELF): Likewise.
1645 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1647 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1648 (LTO_USE_LIBELF): Likewise.
1649 * configure: Regenerate.
1651 * collect2.c (is_elf): Rename from this ...
1652 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1653 object files in addition to ELF-formatted ones.
1654 (scan_prog_file): Caller updated. Also allow for LTO info marker
1655 symbol to be prefixed or not by an extra underscore.
1657 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1658 * config/i386/winnt.c: Also #include lto-streamer.h
1659 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1661 (i386_pe_asm_output_aligned_decl_common): Add comment.
1662 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1664 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1667 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1668 Add missing earlyclobber for second alternative.
1670 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1672 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1673 bits for artificial defs at the top of the block.
1674 * fwprop.c (single_def_use_enter_block): Don't call it.
1676 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1679 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1680 instead of "$gcc_cv_objdump -T".
1681 Use "-undefined dynamic_lookup" on darwin.
1682 * gcc/configure: Regenerate.
1684 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1687 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1689 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1691 * c-parser.c (struct c_token): Move location field up.
1692 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1693 (struct c_declspecs): Convert typespec_word, storage_class, and
1694 default_int_p into bitfields.
1695 (struct c_declarator): Move loc field up.
1697 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1699 * cfgloop.h (struct loop): Move can_be_parallel field up.
1700 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1701 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1703 (struct iv_cand): Convert pos field into a bitfield.
1704 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1706 (struct _stmt_vec_info): Shuffle fields for better packing.
1708 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1710 * varasm.c (IN_NAMED_SECTION): Remove guard.
1711 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1712 (IN_NAMED_SECTION_P): ...this.
1713 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1714 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1716 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1718 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1719 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1720 of shadowing it. Fix comments.
1722 2010-04-26 Jan Hubicka <jh@suse.cz>
1724 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1725 (cgraph_clone_node): Copy function frequency.
1726 * cgraph.h (node_frequency): New enum
1727 (struct cgraph_node): Add.
1728 * final.c (rest_of_clean_state): Update.
1729 * lto-cgraph.c (lto_output_node): Output node frequency.
1730 (input_overwrite_node): Input node frequency.
1731 * tre-ssa-loop-ivopts (computation_cost): Update.
1732 * lto-streamer-out.c (output_function): Do not output function
1734 * predict.c (maybe_hot_frequency_p): Update and handle functions
1736 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1738 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1739 (compute_function_frequency): Set noreturn functions to be executed
1741 (choose_function_section): Update.
1742 * lto-streamer-in.c (input_function): Do not input function frequency.
1743 * function.c (allocate_struct_function): Do not initialize function
1745 * function.h (function_frequency): Remove.
1746 (struct function): Remove function frequency.
1747 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1748 (try_update): Update.
1749 * tree-inline.c (initialize_cfun): Do not update function frequency.
1750 * passes.c (pass_init_dump_file): Update.
1751 * i386.c (ix86_compute_frame_layout): Update.
1752 (ix86_pad_returns): Update.
1754 2010-04-26 Jie Zhang <jie@codesourcery.com>
1756 PR tree-optimization/43833
1757 * tree-vrp.c (range_int_cst_p): New.
1758 (range_int_cst_singleton_p): New.
1759 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1760 when both operands are constants. Use range_int_cst_p in
1763 2010-04-26 Jan Hubicka <jh@suse.cz>
1765 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1767 2010-04-26 Richard Guenther <rguenther@suse.de>
1770 * gimple.c (gimple_decl_printable_name): Deal gracefully
1771 with a NULL DECL_NAME.
1773 2010-04-26 Richard Guenther <rguenther@suse.de>
1776 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1777 if emitting debug information and it is either a function
1778 or a namespace decl.
1780 2010-04-26 Ira Rosen <irar@il.ibm.com>
1782 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1783 determine if the statement is vectorizable, and a macro to access it.
1784 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1785 Skip statements that can't be vectorized. If the analysis fails,
1786 mark the statement as unvectorizable if vectorizing basic block.
1787 (vect_compute_data_refs_alignment): Likewise.
1788 (vect_verify_datarefs_alignment): Skip statements marked as
1789 unvectorizable. Add print.
1790 (vect_analyze_group_access): Skip statements that can't be
1791 vectorized. If the analysis fails, mark the statement as
1792 unvectorizable if vectorizing basic block.
1793 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1794 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1795 generated stmts for SLP.
1796 (new_stmt_vec_info): Initialize the new field.
1797 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1798 statements marked as unvectorizable.
1800 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1802 * c-common.c (flag_isoc1x): New.
1803 (flag_isoc99): Update comment.
1804 * c-common.h (flag_isoc1x): New.
1805 (flag_isoc99): Update comment.
1806 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1807 __<type>_DECIMAL_DIG__.
1808 * c-opts.c (set_std_c1x): New.
1809 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1810 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1811 * c.opt (-std=c1x, -std=gnu1x): New options.
1812 * doc/cpp.texi: Mention -std=c1x.
1813 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1814 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1815 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1816 * doc/standards.texi: Mention C1X.
1817 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1818 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1819 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1822 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1825 placeholder from 0x%x to %#x.
1826 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1827 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1828 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1829 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1830 * config/i386/i386.c (ix86_target_string): Ditto.
1831 (output_pic_addr_const): Ditto.
1832 (print_operand): Ditto.
1834 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1836 * combine.c (find_split_point): Add third argument. Use it
1837 to find nested multiply-accumulate instructions. Adjust calls.
1838 (try_combine): Adjust call to find_split_point.
1840 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1842 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1844 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1846 PR tree-optimization/41442
1847 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1848 (fold_binary_loc): Call it.
1850 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1852 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1853 * opts.c (common_handle_option): Allow disabling it.
1854 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1856 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1858 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1859 between modes if both types are integral.
1861 2010-04-23 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/43572
1864 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1866 2010-04-23 Richard Guenther <rguenther@suse.de>
1869 * tree-inline.c (tree_can_inline_p): Also check compatibility
1872 2010-04-23 Martin Jambor <mjambor@suse.cz>
1874 PR tree-optimization/43846
1875 * tree-sra.c (struct access): New flag grp_assignment_read.
1876 (build_accesses_from_assign): Set grp_assignment_read.
1877 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1878 (enum mark_read_status): New type.
1879 (analyze_access_subtree): Propagate grp_assignment_read, create
1880 accesses also if both direct_read and root->grp_assignment_read.
1882 2010-04-23 Martin Jambor <mjambor@suse.cz>
1885 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1886 function does not have type attributes.
1888 2010-04-23 Richard Guenther <rguenther@suse.de>
1891 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1894 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1896 * sese.h (create_if_region_on_edge): Remove.
1898 * sese.c (create_if_region_on_edge): Make static.
1900 * tree-inline.c: Do not include ggc.h.
1902 * expr.c: Do not include ggc.h.
1904 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1907 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1910 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1911 in the middle of insns for casesi_worker_2.
1913 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1915 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1917 2010-04-22 Ira Rosen <irar@il.ibm.com>
1919 PR tree-optimization/43842
1920 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1921 loop unrolling in update of exit phis. Fix comment.
1922 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1923 least two reduction statements in the loop before starting SLP
1926 2010-04-22 Nick Clifton <nickc@redhat.com>
1928 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1930 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1932 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1935 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1937 * tree-parloops.c (loop_parallel_p): New argument
1938 parloop_obstack. Pass it down.
1939 (parallelize_loops): New variable parloop_obstack. Initialize it,
1940 pass it down, free it.
1942 * tree-loop-linear.c (linear_transform_loops): Pass down
1945 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1946 of type struct obstack *.
1948 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1949 scratch_obstack. Initialize it, pass down, free it.
1951 * lambda.h (lambda_loop_new): Remove.
1952 (lambda_matrix_new, lambda_matrix_inverse)
1953 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1954 argument of type struct obstack *.
1956 * lambda-trans.c (lambda_trans_matrix_new): New argument
1957 lambda_obstack. Pass it down, use obstack allocation for ret.
1958 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1961 * lambda-mat.c (lambda_matrix_get_column)
1962 (lambda_matrix_project_to_null): Remove.
1963 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1965 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1968 * lambda-code.c (lambda_loop_new): New function.
1969 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1970 (lambda_compute_auxillary_space, lambda_compute_target_space)
1971 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1972 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1973 (build_access_matrix): New argument lambda_obstack. Use obstack
1975 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1976 argument lambda_obstack. Pass it down.
1978 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1980 * optabs.h (expand_widening_mult): Declare.
1982 2010-04-22 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/43845
1985 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1986 lookup the CALL_EXPR function and arguments.
1988 2010-04-22 Nick Clifton <nickc@redhat.com>
1990 * config/stormy16/stormy16.c
1991 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1992 * config/stormy16/stormy16.h: Tidy up formatting.
1993 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1994 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1995 (ineqbranchsi): Delete pattern.
1996 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1997 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1998 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1999 stormy16-lib2-ucmpsi2.c.
2001 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2003 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2004 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2005 extra set merge_set_noclobber, and use it to relax the final test
2007 * df.h (df_simulate_find_noclobber_defs): Declare.
2008 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2010 (df_simulate_find_noclobber_defs): New function.
2012 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.md: Use {} around multi-line preparation statements.
2016 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2018 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2019 (process_init_element): New argument of type struct obstack *.
2021 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2022 (set_init_index, set_init_label, set_nonincremental_init)
2023 (set_nonincremental_init_from_string, find_init_member)
2024 (output_init_element, output_pending_init_elements)
2025 (process_init_element): New argument braced_init_obstack. Pass it
2027 (push_range_stack, add_pending_init): New argument
2028 braced_init_obstack. Use obstack allocation.
2030 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2031 braced_init_obstack. Pass it down.
2032 (c_parser_braced_init): New variables ret, braced_init_obstack.
2033 Initialize obstack, pass it down and finally free it.
2035 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2038 * tree-pass.h (pass_optimize_widening_mul): Declare.
2039 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2040 gate_optimize_widening_mul): New static functions.
2041 (pass_optimize_widening_mul): New.
2042 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2043 <case MULT_EXPR>: Remove support for widening multiplies.
2044 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2045 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2046 simplify_gen_unary rather than directly building extensions.
2047 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2049 * expmed.c (expand_widening_mult): New function.
2050 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2052 2010-04-21 Jan Hubicka <jh@suse.cz>
2054 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2055 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2056 * lto-wpa-fixup.c: Remove.
2057 * Makefile.in (lto-wpa-fixup.o): Remove.
2058 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2059 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2060 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2062 2010-04-21 Jan Hubicka <jh@suse.cz>
2064 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2065 add write_optimization_summary, read_optimization_summary.
2066 (ipa_write_summaries_of_cgraph_node_set): Remove.
2067 (ipa_write_optimization_summaries): Declare.
2068 (ipa_read_optimization_summaries): Declare.
2069 * ipa-cp.c (pass_ipa_cp): Update.
2070 * ipa-reference.c (pass_ipa_reference): Update.
2071 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2072 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2074 * ipa-inline.c (pass_ipa_inline): Update.
2075 * ipa.c (pass_ipa_whole_program): Update.
2076 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2077 * passes.c (ipa_write_summaries_1): Do not test wpa.
2078 (ipa_write_optimization_summaries_1): New.
2079 (ipa_write_optimization_summaries): New.
2080 (ipa_read_summaries): Do not test ltrans.
2081 (ipa_read_optimization_summaries_1): New.
2082 (ipa_read_optimization_summaries): New.
2084 2010-04-21 Jan Hubicka <jh@suse.cz>
2086 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2088 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2090 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2093 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2094 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2096 2010-04-21 Jan Hubicka <jh@suse.cz>
2098 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2100 2010-04-21 Jan Hubicka <jh@suse.cz>
2102 * varpool.c (decide_is_variable_needed): Variable is always needed
2105 2010-04-21 Jan Hubicka <jh@suse.cz>
2107 * opts.c (decode_options): Enable pure-const pass for whopr.
2109 2010-04-21 Jan Hubicka <jh@suse.cz>
2111 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2112 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2114 (cgraph_decide_inlining): Do not expect callee to be removed in all
2117 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2119 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2121 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2123 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2124 amdfam10_decode attributes.
2126 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2129 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2130 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2131 (lower_copyprivate_clauses): Use private var in outer
2132 context instead of original var. Make sure the types
2133 are correct for VLAs.
2135 2010-04-21 Richard Guenther <rguenther@suse.de>
2137 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2138 to non-pointer objects.
2140 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2142 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2143 last chain entry if it starts with the still current label.
2144 (add_location_or_const_value_attribute): Check that
2145 loc_list->first->next is NULL instead of comparing ->first with ->last.
2146 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2147 to add_var_loc_to_decl.
2149 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2150 >= 4 add also address size and segment size fields into CIE header.
2152 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2153 long as address size is the same as sizeof (void *) and
2155 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2156 address size or segment size is unexpected, return DW_EH_PE_omit.
2157 (classify_object_over_fdes): If get_cie_encoding returned
2158 DW_EH_PE_omit, return -1.
2159 (init_object): If classify_object_over_fdes returned -1,
2160 pretend there were no FDEs at all.
2162 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2165 bswap{si,di}2 using SWI48 mode iterator.
2166 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2167 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2168 set modrm attribute of bswap insn to 0 and remove length attribute.
2169 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2170 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2171 set mode attribute to <MODE> and remove length attribute.
2173 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2175 PR rtl-optimization/43520
2176 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2177 zero available registers.
2179 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2181 * builtins.c (fold_builtin_cproj): Fold more cases.
2183 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2185 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2186 (fold_builtin_1): Fold builtin cproj.
2187 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2188 Use ATTR_CONST_NOTHROW_LIST.
2190 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2193 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2194 ffsi2_no_cmove for !TARGET_CMOVE.
2195 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2196 (ffssi2): Remove expander.
2197 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2199 (ctz<mode>2): Ditto from ctz{si,di}2.
2200 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2202 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2205 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2207 * dwarf2out.c (AT_linkage_name): Define.
2208 (clone_as_declaration): Handle DW_AT_linkage_name.
2209 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2210 of DW_AT_MIPS_linkage_name.
2211 (move_linkage_attr): Likewise.
2212 (dwarf2out_finish): Likewise.
2214 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2217 * fold-const.c (fold_comparison): New folding rule.
2219 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2221 * double-int.h (double_int_setbit): Declare.
2222 * double-int.c (double_int_setbit): New function.
2223 * rtl.h (immed_double_int_const): Declare.
2224 * emit-rtl.c (immed_double_int_const): New function.
2225 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2226 and immed_double_int_const functions.
2227 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2228 expand_copysign_bit): (Ditto.).
2229 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2230 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2231 * dojump.c (prefer_and_bit_test): (Ditto.).
2232 * expr.c (convert_modes, reduce_to_bit_field_precision,
2233 const_vector_from_tree): (Ditto.).
2234 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2236 2010-04-20 Jan Hubicka <jh@suse.cz>
2238 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2239 (dump_cgraph_node): Dump new flags.
2240 * cgraph.h (struct cgraph_node): Add flags
2241 reachable_from_other_partition and in_other_partition.
2242 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2243 other partition can not be removed.
2244 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2245 the other partition must be output; silence sanity checking on
2246 leaking functions bodies from other paritition.
2247 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2248 (lto_output_node): Output new flags; do not sanity check that inline
2249 clones are output; drop lto_forced_extern_inline_p code; do not mock
2250 visibility flags at partition boundaries.
2251 (add_node_to): New function.
2252 (output_cgraph): Use it to sort functions so masters appear before
2254 (input_overwrite_node): Input new flags.
2255 * passes.c (ipa_write_summaries): Do not call
2256 lto_new_extern_inline_states.
2257 * lto-section-out.c (forced_extern_inline,
2258 lto_new_extern_inline_states lto_delete_extern_inline_states,
2259 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2260 * lto-streamer.h (lto_new_extern_inline_states,
2261 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2262 lto_forced_extern_inline_p): Kill.
2264 2010-04-20 Richard Guenther <rguenther@suse.de>
2266 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2267 from vars that can have pointers.
2268 (process_constraint): Dump useless constraints.
2270 2010-04-20 Richard Guenther <rguenther@suse.de>
2272 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2273 (dump_sa_points_to_info): Remove asserts.
2274 (init_base_vars): nothing_id isn't an escape point nor does it
2277 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2279 * tree.h (TYPE_REF_IS_RVALUE): Define.
2280 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2281 should_move_die_to_comdat, prune_unused_types_walk): Handle
2282 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2283 (modified_type_die, gen_reference_type_die): Emit
2284 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2285 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2287 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2290 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2291 calls for -fpic -m31 if they have been sibcall optimized.
2293 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2295 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2296 ar.lc fixed and call-used.
2298 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2300 2010-04-19 Jan Hubicka <jh@suse.cz>
2302 * opts.c (decode_options): Disable whpr incompatible passes.
2303 * lto/lto.c (lto_1_to_1_map): Skip clones.
2304 (read_cgraph_and_symbols): Do not mark everything as needed.
2305 (do_whole_program_analysis): Do map only after optimizing;
2306 set proper cgraph_state; use passmanager.
2308 2010-04-19 DJ Delorie <dj@redhat.com>
2310 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2311 POINTER_PLUS_EXPR and fix them.
2313 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2315 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2316 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2317 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2318 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2319 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2320 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2321 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2322 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2323 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2324 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2325 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2327 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2329 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2330 (check_cond_move_block): Likewise.
2331 (cond_move_process_if_block): Likewise.
2332 (noce_find_if_block): Improve formatting.
2333 (find_if_header): Pass 0 to memset and tweak conditions.
2334 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2336 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2338 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2342 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2343 with non-local decl doesn't need chain.
2345 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2347 * ira-color.c (allocno_reload_assign): Avoid accumulating
2348 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2350 2010-04-19 Martin Jambor <mjambor@suse.cz>
2352 * gimple.h (create_tmp_reg): Declare.
2353 * gimplify.c (create_tmp_reg): New function.
2354 (gimplify_return_expr): Use create_tmp_reg.
2355 (gimplify_omp_atomic): Likewise.
2356 (gimple_regimplify_operands): Likewise.
2357 * tree-dfa.c (make_rename_temp): Likewise.
2358 * tree-predcom.c (predcom_tmp_var): Likewise.
2359 (reassociate_to_the_same_stmt): Likewise.
2360 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2361 (get_replaced_param_substitute): Likewise.
2362 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2363 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2364 * tree-ssa-pre.c (get_representative_for): Likewise.
2365 (create_expression_by_pieces): Likewise.
2366 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2367 (create_tailcall_accumulator): Likewise.
2369 2010-04-19 Martin Jambor <mjambor@suse.cz>
2371 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2373 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2375 2010-04-19 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/43796
2378 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2379 from SCEV in the lattice.
2380 (vrp_visit_phi_node): Dump change.
2382 2010-04-19 Richard Guenther <rguenther@suse.de>
2384 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2385 * configure: Re-generated.
2387 2010-04-19 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/43783
2390 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2391 constant ARRAY_REF operands two and three if possible.
2393 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2398 2010-04-19 Jie Zhang <jie@codesourcery.com>
2401 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2403 2010-04-19 Ira Rosen <irar@il.ibm.com>
2405 PR tree-optimization/37027
2406 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2407 and macro to access it.
2408 (vectorizable_reduction): Add argument.
2409 (vect_get_slp_defs): Likewise.
2410 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2411 statements for possible use in SLP.
2412 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2413 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2414 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2416 (vectorizable_reduction): Likewise.
2417 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2419 (vectorizable_type_demotion, vectorizable_type_promotion,
2420 vectorizable_store): Likewise.
2421 (vect_analyze_stmt): Update call to vectorizable_reduction.
2422 (vect_transform_stmt): Likewise.
2423 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2424 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2425 from different interleaving chains in same node.
2426 (vect_slp_rearrange_stmts): New function.
2427 (vect_supported_load_permutation_p): Allow load permutations for
2428 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2429 inside SLP nodes if necessary.
2430 (vect_analyze_slp_instance): Handle reductions.
2431 (vect_analyze_slp): Try to build SLP instances originating from groups
2433 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2434 (vect_get_constant_vectors): Create initial vectors for reductions
2435 according to reduction code. Add new argument.
2436 (vect_get_slp_defs): Add new argument, pass it to
2437 vect_get_constant_vectors.
2438 (vect_schedule_slp_instance): Remove SLP tree root statements.
2440 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2442 * tree.h (ENUM_IS_SCOPED): Define.
2443 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2444 for ENUM_IS_SCOPED enums.
2446 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2448 * fold-const.c (fold_comparison): Use ssizetype.
2449 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2450 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2451 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2452 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2454 * tree.h (initialize_sizetypes): Remove parameter.
2455 (build_common_tree_nodes): Remove second parameter.
2456 * stor-layout.c (initialize_sizetypes): Remove parameter.
2457 Always create an unsigned type.
2458 (set_sizetype): Assert that the passed type is unsigned and simplify.
2459 * tree.c (build_common_tree_nodes): Remove second parameter.
2460 Adjust call to initialize_sizetypes.
2461 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2462 build_common_tree_nodes.
2464 2010-04-18 Matthias Klose <doko@ubuntu.com>
2466 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2468 2010-04-18 Ira Rosen <irar@il.ibm.com>
2470 PR tree-optimization/43771
2471 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2472 load permutation doesn't have gaps.
2474 2010-04-18 Jan Hubicka <jh@suse.cz>
2476 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2477 (sse_prologue_save_insn expander): Use new pattern.
2478 (sse_prologue_save_insn1): New pattern and splitter.
2479 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2481 * i386.c (setup_incoming_varargs_64): Do not compute jump
2483 (ix86_gimplify_va_arg): Update alignment needed.
2484 (ix86_local_alignment): Do not align all local arrays to 128bit.
2486 2010-04-17 Jan Hubicka <jh@suse.cz>
2488 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2490 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2492 * arm.md (negdi2): Remove redundant code to force values into a
2495 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2497 * arm/bpabi.S: Add EABI alignment attributes to objects.
2498 * arm/bpabi-v6m.S: Likewise.
2499 * arm/crti.asm: Likewise.
2500 * arm/crtn.asm: Likewise.
2501 * arm/lib1funcs.asm: Likewise.
2502 * arm/libunwind.S: Likewise.
2504 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2506 * arm-protos.h (tune_params): New structure.
2507 * arm.c (current_tune): New variable.
2508 (arm_constant_limit): Delete.
2509 (struct processors): Add pointer to the tune parameters.
2510 (arm_slowmul_tune): New tuning option.
2511 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2512 (all_cores): Adjust to pick up the tuning model.
2513 (arm_constant_limit): New function.
2514 (arm_override_options): Select the appropriate tuning model. Delete
2515 initialization of arm_const_limit.
2516 (arm_split_constant): Use the new constant-limit model.
2517 (arm_rtx_costs): Pick up the current tuning model.
2518 * arm.md (is_strongarm, is_xscale): Delete.
2519 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2520 for Xscale variant architectures.
2521 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2523 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2525 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2527 (arm_rtx_costs_1): Remove unused variable extra_cost.
2528 (arm_unwind_emit_set): Use variable offset.
2529 (thumb1_output_casesi): Remove unused variable flags.
2531 2010-04-16 Jeff Law <law@redhat.com>
2533 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2534 needing assignment rather than doing a two-phase assignment. Remove
2535 unused variable 'm'.
2537 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2540 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2542 2010-04-16 Doug Kwan <dougkwan@google.com>
2544 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2545 (next_operand_entry_id): New static variable.
2546 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2547 (add_to_ops_vec): Assigned unique ID to operand entry.
2548 (struct oecount_s): New field ID.
2549 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2550 (undistribute_ops_list): Assign unique IDs to oecounts.
2551 (init_reassoc): reset next_operand_entry_id.
2553 2010-04-16 Doug Kwan <dougkwan@google.com>
2555 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2556 missing left parenthesis.
2558 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2561 *btdi_rex64 using SWI48 mode iterator.
2562 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2563 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2564 *jcc_btdi_mask_rex64.
2566 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2568 * double-int.h (tree_to_double_int): Convert to macro.
2569 * double-int.c (tree_to_double_int): Remove.
2571 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2574 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2575 with want_address 2 and in case a single element list might be
2576 possible, call it again with want_address 0.
2578 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2580 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2581 case 'W' print operands for HI mode.
2582 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2583 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2584 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2585 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2587 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2589 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2590 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2591 #xx:3 and #xx:4 mode.
2593 * config/h8300/h8300.md (inverted load with HImode dest): Add
2594 support for H8300SX.
2596 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2597 satisfy 'U' constraint.
2599 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2601 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2602 * configure: Regenerate.
2603 * config.in: Regenerate.
2604 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2607 2010-04-16 Richard Guenther <rguenther@suse.de>
2609 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2610 (struct tree_decl_common): ... here.
2611 (DECL_PT_UID): Adjust.
2612 (SET_DECL_PT_UID): Likewise.
2613 (DECL_PT_UID_SET_P): Likewise.
2615 2010-04-16 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/43572
2618 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2619 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2620 * tree-flow.h (is_call_clobbered): Remove.
2621 * tree-flow-inline.h (is_call_clobbered): Likewise.
2622 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2623 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2624 (execute_return_slot_opt): Adjust.
2625 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2626 check for call clobbered vars here.
2627 (find_tail_calls): Move tailcall verification to the
2630 2010-04-16 Diego Novillo <dnovillo@google.com>
2632 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2634 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2637 * config/arm/arm.md (cbranchqi4): New pattern.
2638 * config/arm/predicates.md (const0_operand,
2639 cbranchqi4_comparison_operator): New predicates.
2641 2010-04-16 Richard Guenther <rguenther@suse.de>
2643 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2644 (dump_gimple_stmt): Likewise.
2646 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2648 * recog.h (struct recog_data): New field is_operator.
2649 (struct insn_operand_data): New field is_operator.
2650 * recog.c (extract_insn): Set recog_data.is_operator.
2651 * genoutput.c (output_operand_data): Emit code to set the
2653 * reload.c (find_reloads): Use it rather than testing for an
2654 empty constraint string.
2657 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2658 If the previous insn is a cbranchsi4_insn with the same arguments,
2659 omit the compare instruction.
2661 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2662 register, inputs must be low registers and we need a low register
2663 scratch. Handle alternative 2 like alternative 3.
2665 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2667 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2668 don't call get_addr on both. If one expression is a VALUE and
2669 the other a REG, check VALUE's locs if the REG isn't among them.
2671 2010-04-16 Christian Bruel <christian.bruel@st.com>
2673 * config/sh/sh.h (sh_frame_pointer_required): New function.
2674 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2675 (flag_omit_frame_pointer) Set.
2676 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2677 (rounded_frame_size): Adjust size with outgoing_args_size.
2678 (sh_set_return_address): Must return from stack pointer.
2679 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2680 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2681 (ACCUMULATE_OUTGOING_ARGS): Define.
2682 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2683 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2685 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2688 * config/sh/sh.c (sh_legitimize_reload_address): Use
2689 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2690 Remove a unneeded check for offset_base.
2692 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2694 * configure: Regenerated.
2696 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2698 * config/s390/s390.c (s390_call_save_register_used): Switch back
2699 to HARD_REGNO_NREGS.
2701 2010-04-15 Richard Guenther <rguenther@suse.de>
2703 * alias.c (alias_set_subset_of): Handle alias-set zero
2706 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2707 Julian Brown <julian@codesourcery.com>
2709 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2710 alternatives according to use of high and low regs.
2711 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2712 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2713 optimizing for size on Thumb-2.
2715 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2717 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2719 2010-04-15 Richard Guenther <rguenther@suse.de>
2721 * tree-ssa-structalias.c (struct variable_info): Add
2723 (new_var_info): Initialize it.
2724 (dump_constraints): Support printing last added constraints.
2725 (debug_constraints): Adjust.
2726 (dump_constraint_graph): Likewise.
2727 (make_heapvar_for): Check for NULL cfun.
2728 (get_function_part_constraint): New function.
2729 (get_fi_for_callee): Likewise.
2730 (find_func_aliases): Properly implement IPA PTA constraints.
2731 (process_ipa_clobber): New function.
2732 (find_func_clobbers): Likewise.
2733 (insert_into_field_list_sorted): Remove.
2734 (create_function_info_for): Properly allocate vars for IPA mode.
2735 Do not use insert_into_field_list_sorted.
2736 (create_variable_info_for): Properly generate constraints for
2737 global vars in IPA mode.
2738 (dump_solution_for_var): Always dump the solution.
2739 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2740 (find_what_var_points_to): Adjust.
2741 (pt_solution_set): Change.
2742 (pt_solution_ior_into): New function.
2743 (pt_solution_empty_p): Export.
2744 (pt_solution_includes_global): Adjust.
2745 (pt_solution_includes_1): Likewise.
2746 (pt_solutions_intersect_1): Likewise.
2747 (dump_sa_points_to_info): Check some invariants.
2748 (solve_constraints): Move constraint dumping ...
2749 (compute_points_to_sets): ... here.
2750 (ipa_pta_execute): ... and here.
2751 (compute_may_aliases): Do not re-compute points-to info
2752 locally if IPA info is available.
2753 (ipa_escaped_pt): New global var.
2754 (ipa_pta_execute): Properly implement IPA PTA.
2755 * tree-into-ssa.c (dump_decl_set): Support dumping
2756 decls not in referenced-vars.
2757 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2758 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2759 (dump_points_to_solution): Likewise.
2760 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2761 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2762 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2763 (copy_decl_to_var): Copy DECL_PT_UID.
2764 (copy_result_decl_to_var): Likewise.
2765 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2766 (copy_node_stat): Copy it.
2767 * tree.h (DECL_PT_UID): New macro.
2768 (SET_DECL_PT_UID): Likewise.
2769 (DECL_PT_UID_SET_P): Likewise.
2770 (struct tree_decl_minimal): Add pt_uid member.
2771 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2772 (pt_solution_empty_p): Declare.
2773 (pt_solution_set): Adjust.
2774 (ipa_escaped_pt): Declare.
2775 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2776 * gimple-pretty-print.c (pp_points_to_solution): New function.
2777 (dump_gimple_call): Dump call clobber/use information.
2778 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2779 * tree-pass.h (TDF_ALIAS): New dump option.
2780 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2781 * doc/invoke.texi (-fipa-pta): Update documentation.
2783 2010-04-15 Richard Guenther <rguenther@suse.de>
2785 * Makefile.in (OBJS-common): Add gimple-fold.o.
2786 (gimple-fold.o): New rule.
2787 * tree.h (maybe_fold_offset_to_reference,
2788 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2790 * gimple.h: ... here.
2791 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2792 may_propagate_address_into_dereference): Move prototypes ...
2793 * gimple.h: ... here.
2794 * tree-ssa-ccp.c (get_symbol_constant_value,
2795 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2796 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2797 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2798 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2799 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2800 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2801 gimplify_and_update_call_from_tree): Move ...
2802 * gimple-fold.c: ... here. New file.
2803 (ccp_fold_builtin): Rename to ...
2804 (gimple_fold_builtin): ... this.
2805 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2807 2010-04-15 Richard Guenther <rguenther@suse.de>
2809 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2810 fit_double_type, force_fit_type_double, add_double_with_sign,
2811 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2812 lrotate_double, rrotate_double, div_and_round_double): Move ...
2813 * double-int.c: ... here.
2814 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2815 add_double, neg_double, mul_double_with_sign, mul_double,
2816 lshift_double, rshift_double, lrotate_double, rrotate_double,
2817 div_and_round_double): Move prototypes ...
2818 * double-int.h: ... here.
2820 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2823 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2824 matching constraints to ensure inputs match the output.
2826 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2829 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2830 in an input-only operand.
2832 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2834 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2835 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2836 (double_int_negative_p): Convert to static inline function.
2837 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2838 (double_int_negative_p): Remove.
2839 * tree.h (lshift_double, rshift_double):
2840 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2841 * fold-const.c (fold_convert_const_int_from_real,
2842 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2843 (lshift_double): Change type of arith argument to bool.
2844 (rshift_double): Change type of arith argument to bool. Correct
2846 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2848 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2851 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2852 at the start and end of the then/else blocks, and omit them from the
2854 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2855 argument; all callers changed. Pass zero to old_insns_match_p instead.
2856 (flow_find_head_matching_sequence): New function.
2857 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2858 * basic-block.h (flow_find_cross_jump,
2859 flow_find_head_matching_sequence): Declare functions.
2861 2010-04-14 Jason Merrill <jason@redhat.com>
2864 * c-common.c (attribute_takes_identifier_p): New fn.
2865 * c-common.h: Declare it.
2867 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2871 (*udivmod<mode>4): Ditto.
2873 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (maxmin_int): Rename code attribute from
2876 maxminiprefix and update all users.
2877 (maxmin_float): Ditto from maxminfprefix.
2878 (logic): Ditto from logicprefix.
2879 (absneg_mnemonic): Ditto from absnegprefix.
2880 * config/i386/mmx.md: Update all users of maxminiprefix,
2881 maxminfprefix and logicprefix for rename.
2882 * config/i386/sse.md: Ditto.
2883 * config/i386/sync.md (sync_<code><mode>): Update for
2886 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2889 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2890 warnings converted to errors.
2892 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2894 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2895 used insn_type variable.
2896 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2897 to avoid set-but-not-used warning.
2899 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2901 * df-core.c (df_ref_debug): Change format string placeholder
2903 * dwarf2asm.c (dw2_asm_output_data_raw,
2904 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2905 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2906 * dwarf2out.c (output_cfi, output_cfi_directive,
2907 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2908 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2910 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2911 * print-rtl.c (print_rtx): Ditto.
2913 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2916 * builtins.c (expand_builtin_pow_root): New function to expand pow
2917 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2918 series of sqrt and cbrt calls under -ffast-math.
2919 (expand_builtin_pow): Call it.
2921 2010-04-14 Michael Matz <matz@suse.de>
2923 PR tree-optimization/42963
2924 * tree-cfg.c (touched_switch_bbs): New static variable.
2925 (group_case_labels_stmt): New function broken out from ...
2926 (group_case_labels): ... here, use the above.
2927 (start_recording_case_labels): Allocate touched_switch_bbs.
2928 (end_recording_case_labels): Deallocate it, call
2929 group_case_labels_stmt.
2930 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2932 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2934 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2937 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2941 2010-04-13 Jan Hubicka <jh@suse.cz>
2943 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2944 of optimized out static functions.
2945 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2946 cost computation. Also sanity check for overflows.
2947 (update_caller_keys): Update cgraph_edge_badness call; properly
2948 update fibheap and sanity check that it is up to date.
2949 (add_new_edges_to_heap): Update cgraph_edge_badness.
2950 (cgraph_decide_inlining_of_small_function): Likewise;
2951 add sanity checking that badness in heap is up to date;
2952 improve dumping of reason; Update badness of calls to the
2953 offline copy of function currently inlined; dump badness
2954 of functions not inlined because of unit growth limits.
2956 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2959 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2960 because of sign-extension change when converting to sizetype here...
2961 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2963 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2964 the folding to constants. Remove redundant final conversion.
2965 (fold_binary) <associate>: Do not associate if the re-association of
2966 constants alone overflows.
2967 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2968 to the end of the list.
2969 (multiple_of_p) <COND_EXPR>: New case.
2971 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2973 * opt-functions.awk (opt_sanitized_name): New.
2975 * optc-gen.awk: Use it
2976 * opth-gen.awk: Use it.
2978 2010-04-13 Martin Jambor <mjambor@suse.cz>
2980 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2981 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2982 children. Call replace_uses_with_default_def_ssa_name to handle
2985 2010-04-13 Michael Matz <matz@suse.de>
2988 * builtins.c (expand_builtin_interclass_mathfn): Also create
2989 a register if the predicate doesn't match.
2991 2010-04-13 Diego Novillo <dnovillo@google.com>
2993 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2994 * c-pch.c: Include timevar.h.
2995 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2996 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2997 * ggc-common.c: Include timevar.h.
2998 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2999 * timevar.def (TV_PCH_SAVE): Define.
3000 (TV_PCH_CPP_SAVE): Define.
3001 (TV_PCH_PTR_REALLOC): Define.
3002 (TV_PCH_PTR_SORT): Define.
3003 (TV_PCH_RESTORE): Define.
3004 (TV_PCH_CPP_RESTORE): Define.
3006 2010-04-13 Michael Matz <matz@suse.de>
3008 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3010 (can_reassociate_p): New function.
3011 (break_up_subtract_bb, reassociate_bb): Use it.
3013 2010-04-13 Richard Guenther <rguenther@suse.de>
3016 * builtins.c (c_readstr): Fix assert.
3018 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3021 when generating cltd insn.
3023 (*ashl<mode>3_1): Remove special handling for register operand 2.
3024 (*ashlsi3_1_zext): Ditto.
3025 (*ashlhi3_1): Ditto.
3026 (*ashlhi3_1_lea): Ditto.
3027 (*ashlqi3_1): Ditto.
3028 (*ashlqi3_1_lea): Ditto.
3029 (*<shiftrt_insn><mode>3_1): Ditto.
3030 (*<shiftrt_insn>si3_1_zext): Ditto.
3031 (*<shiftrt_insn>qi3_1_slp): Ditto.
3032 (*<rotate_insn><mode>3_1): Ditto.
3033 (*<rotate_insn>si3_1_zext): Ditto.
3034 (*<rotate_insn>qi3_1_slp): Ditto.
3036 2010-04-13 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-structalias.c (callused_id): Remove.
3039 (call_stmt_vars): New.
3040 (get_call_vi): Likewise.
3041 (lookup_call_use_vi): Likewise.
3042 (lookup_call_clobber_vi): Likewise.
3043 (get_call_use_vi): Likewise.
3044 (get_call_clobber_vi): Likewise.
3045 (make_transitive_closure_constraints): Likewise.
3046 (handle_const_call): Adjust to do per-call call-used handling.
3047 (handle_pure_call): Likewise.
3048 (find_what_var_points_to): Remove general callused handling.
3049 (init_base_vars): Likewise.
3050 (init_alias_vars): Initialize call_stmt_vars.
3051 (compute_points_to_sets): Process call-used and call-clobbered
3052 vars for call statements.
3053 (delete_points_to_sets): Free call_stmt_vars.
3055 2010-04-13 Richard Guenther <rguenther@suse.de>
3057 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3058 Only add RW dependence for dependence distance zero.
3059 Adjust maximal vectorization factor according to dependences.
3060 Move alignment handling ...
3061 (vect_find_same_alignment_drs): ... here. New function.
3062 (vect_analyze_data_ref_dependences): Adjust.
3063 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3064 (vect_analyze_data_refs): Adjust minimal vectorization factor
3065 according to data references.
3066 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3067 dependences before determining the vectorization factor.
3068 Analyze alignment after determining the vectorization factor.
3069 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3070 dependences before alignment.
3071 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3073 (vect_analyze_data_refs): Likewise.
3074 (MAX_VECTORIZATION_FACTOR): New define.
3076 2010-04-13 Duncan Sands <baldrick@free.fr>
3078 * except.h (lang_eh_type_covers): Remove.
3079 * except.c (lang_eh_type_covers): Likewise.
3081 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3082 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3084 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3085 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3086 UNITS_PER_LONG where it is ABI relevant.
3087 (s390_return_addr_rtx): Likewise.
3088 (s390_back_chain_rtx): Likewise.
3089 (s390_frame_area): Likewise.
3090 (s390_frame_info): Likewise.
3091 (s390_initial_elimination_offset): Likewise.
3092 (save_gprs): Likewise.
3093 (s390_emit_prologue): Likewise.
3094 (s390_emit_epilogue): Likewise.
3095 (s390_function_arg_advance): Likewise.
3096 (s390_function_arg): Likewise.
3097 (s390_va_start): Likewise.
3098 (s390_gimplify_va_arg): Likewise.
3099 (s390_function_profiler): Likewise.
3100 (s390_optimize_prologue): Likewise.
3101 (s390_rtx_costs): Likewise.
3102 (s390_secondary_reload): Likewise.
3103 (s390_promote_function_mode): Likewise.
3104 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3105 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3106 registers available.
3107 (s390_unwind_word_mode): New function.
3108 (s390_function_value): Split 64 bit values into register pair if
3109 used as return value.
3110 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3111 function call parameters. Handle parallels.
3112 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3113 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3114 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3115 (s390_expand_setmem): Remove unused variable src_addr.
3116 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3117 deal with 64 bit registers.
3118 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3119 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3120 (UNITS_PER_LONG): New macro.
3121 * libjava/include/s390-signal.h: Define extended ucontext
3122 structure containing the upper halfs of the 64 bit registers.
3124 2010-04-13 Simon Baldwin <simonb@google.com>
3126 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3128 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3130 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3131 rvalue on the RHS if the LHS is of a non-renamable type.
3132 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3134 2010-04-13 Matthias Klose <doko@ubuntu.com>
3136 * gcc.c (cc1_options): Handle -iplugindir before processing
3137 the cc1 spec. Only add -iplugindir once.
3138 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3140 * common.opt (iplugindir): Remove `Separate' property, initialize.
3141 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3143 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3144 (distclean): Remove plugin dir.
3145 * doc/invoke.texi: Document -iplugindir.
3147 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3149 * doc/plugins.texi (Loading Plugins): Document short
3150 -fplugin=foo option.
3151 (Plugin API): Mention default_plugin_dir_name function.
3153 * gcc.c (find_file_spec_function): Add new declaration.
3154 (static_spec_func): Use it for "find-file".
3155 (find_file_spec_function): Add new function.
3156 (cc1_options): Add -iplugindir option if -fplugin* options found.
3158 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3160 * plugin.c (add_new_plugin): Updated comment, and handle short
3162 (default_plugin_dir_name): Added new function.
3164 * common.opt (iplugindir): New option to set the plugin directory.
3166 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3168 * config/i386/i386.md (any_rotate): New code iterator.
3169 (rotate_insn): New code attribute.
3171 (SWIM124): New mode iterator.
3172 (<rotate_insn>ti3): New expander.
3173 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3174 any_rotate code iterator.
3175 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3176 using any_rotate code iterator and SWIM124 mode iterator.
3177 (ix86_rotlti3): New insn_and_split pattern.
3178 (ix86_rotrti3): Ditto.
3179 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3180 ix86_rotl{di,ti}3 patterns.
3181 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3182 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3183 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3184 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3185 code iterator and SWI mode iterator.
3186 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3187 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3189 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3190 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3191 (bswap rotatert splitter): Add splitter.
3192 (bswap splitter): Macroize splitter using any_rotate code iterator.
3193 Add insn predicate to split only for TARGET_USE_XCHGB or when
3194 optimizing function for size.
3196 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3198 * config/pa/pa.c (emit_move_sequence): Remove use of
3199 deleted variable flag_argument_noalias.
3201 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3203 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3205 Add to unsupported targets list.
3206 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3207 sparc*-sun-solaris2.[567]* from target lists.
3208 * configure: Regenerate.
3209 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3211 Remove Solaris 7 patch references.
3212 (Specific, sparc-sun-solaris2.7): Removed.
3213 (sparc-sun-solaris2*): Update Solaris 7 example.
3214 (sparc64-*-solaris2*): Likewise.
3216 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3218 * config.build (alpha*-dec-osf4*): Remove.
3219 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3220 of obsolete configurations.
3221 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3223 * config/alpha/t-osf4: Renamed to ...
3224 * config/alpha/t-osf5: ... this.
3225 * config/alpha/osf.h: Renamed to ...
3226 * config/alpha/osf5.h: ... this.
3227 Merged old osf5.h contents.
3229 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3230 (EXTRA_SPECS): Removed.
3231 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3232 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3235 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3237 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3239 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3242 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3243 __thiscall convention.
3245 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3247 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3249 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3251 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3253 * function.c (assign_parms_initialize_all): Add unused attribute
3256 2010-04-12 Richard Guenther <rguenther@suse.de>
3258 * gsstruct.def (GSS_CALL): New.
3259 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3260 * gimple.h: Include tree-ssa-alias.h.
3261 (struct gimple_statement_call): New.
3262 (union gimple_statement_struct_d): Add gimple_call member.
3263 (gimple_call_reset_alias_info): Declare.
3264 (gimple_call_use_set): New function.
3265 (gimple_call_clobber_set): Likewise.
3266 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3267 * gimple.c (gimple_call_reset_alias_info): New function.
3268 (gimple_build_call_1): Call it.
3269 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3270 * tree-inline.c (remap_gimple_stmt): Likewise.
3271 (expand_call_inline): Remove callused handling.
3272 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3273 * tree-dfa.c (dump_variable): Likewise.
3274 * tree-parloops.c (parallelize_loops): Likewise.
3275 * tree-ssa.c (init_tree_ssa): Likewise.
3276 (delete_tree_ssa): Likewise.
3277 * tree-flow-inline.h (is_call_used): Remove.
3278 * tree-flow.h (struct gimple_df): Remove callused member.
3279 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3280 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3281 (ref_maybe_used_by_call_p_1): Simplify.
3282 (call_may_clobber_ref_p_1): Likewise.
3283 * tree-ssa-structalias.c (compute_points_to_sets): Set
3284 the call stmt used and clobbered sets.
3285 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3286 (find_tail_calls): Verify the tail call.
3288 2010-04-12 Richard Guenther <rguenther@suse.de>
3290 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3291 single-iteration always-inline inlining.
3292 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3293 (cgraph_decide_inlining): Do not handle always-inline specially.
3294 (try_inline): Remove always-inline cycle detection special case.
3295 Do not recurse on always-inlines.
3296 (cgraph_early_inlining): Do not iterate if not optimizing.
3297 (cgraph_gate_early_inlining): remove.
3298 (pass_early_inline): Run unconditionally.
3299 (gate_cgraph_decide_inlining): New function.
3300 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3301 not inlining or optimizing.
3302 (cgraph_decide_inlining_of_small_functions): Also consider
3303 always-inline functions.
3304 (cgraph_default_inline_p): Return true for nodes which should
3305 disregard inline limits.
3306 (estimate_function_body_sizes): Assume zero size and time for
3307 nodes which are marked as disregarding inline limits.
3308 (cgraph_decide_recursive_inlining): Do not perform recursive
3309 inlining on always-inline nodes.
3311 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3314 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3315 for exprs satisfying handled_component_p.
3317 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3319 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3320 non-constant aggregate elements.
3322 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3323 is a real initialization.
3325 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3328 * c-decl.c (start_function): Move forward check for nested function.
3330 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3332 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3333 * config/sh/sh.c: Include reload.h.
3334 (sh_legitimize_reload_address): New.
3335 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3336 sh_legitimize_reload_address.
3338 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3340 * config/sh/sh.md (*movqi_pop): New insn pattern.
3341 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3343 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md (any_shiftrt): New code iterator.
3346 (shiftrt_insn): New code attribute.
3348 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3349 using any_shiftrt code iterator.
3350 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3351 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3352 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3353 pattern from corresponding peephole2 patterns.
3354 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3355 using any_shiftrt code iterator.
3356 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3357 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3358 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3359 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3360 *{ashr,lshr}<mode>3_cmp_zext.
3361 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3363 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3367 (*lshr<mode>3_cconly): Ditto.
3369 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3372 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3373 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3374 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3376 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3377 from corresponding peephole2 patterns.
3378 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3379 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3380 and *lshrdi3_1_rex64 using SWI mode iterator.
3381 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3382 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3383 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3384 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3385 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3386 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3387 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3388 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3389 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3392 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3395 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3396 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3397 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3399 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3400 from corresponding peephole2 patterns.
3401 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3402 (ashrsi3_cvt): Rename from ashrsi3_31.
3403 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3404 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3405 and x86_64_shift_adj_3 using SWI48 mode iterator.
3406 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3407 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3408 and *ashrdi3_1_rex64 using SWI mode iterator.
3409 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3410 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3411 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3412 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3413 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3414 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3415 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3416 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3417 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3419 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3420 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3421 x86_shift<mode>_adj_3 expanders.
3423 2010-04-10 Wei Guozhi <carrot@google.com>
3426 * config/arm/arm.c (arm_pic_static_addr): New function.
3427 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3429 (arm_output_addr_const_extra): Output expression for new pattern.
3430 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3432 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3434 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3437 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3438 * web.c: Include "insn-config.h" and "recog.h".
3439 (union_match_dups): New function.
3440 (web_main): Call it.
3441 (union_defs): Don't try to recognize match_dups.
3443 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3444 if doing so would replace the entire pattern.
3446 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3450 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3451 and splitter pattern. Change splitter operand 1 predicate to
3454 2010-04-09 Martin Jambor <mjambor@suse.cz>
3456 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3457 lattices are addresses of CONST_DECLs with the same initial value.
3458 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3459 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3461 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3462 Bernd Schmidt <bernds@codesourcery.com>
3464 * loop-invariant.c (replace_uses): New static function.
3465 (move_invariant_reg): Use it to ensure we can replace the uses.
3467 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3469 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3471 (picochip_override_options): Enable section anchors only above -O1.
3472 (picochip_reorg): Fixed a couple of build warnings.
3474 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3476 * configure.ac (plugin -rdynamic test): Log result.
3477 * configure: Regenerate.
3478 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3479 (RDYNAMIC_SPEC): Define.
3480 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3482 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3484 * configure.ac: Determine Sun ld version numbers.
3485 (comdat_group): Restrict GNU ld version checks to gld.
3486 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3487 (enable_comdat): Support --enable-comdat.
3488 * configure: Regenerate.
3489 * doc/install.texi (Configuration): Document --enable-comdat.
3491 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3493 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3494 * config/sol2-gld.h: ... here.
3495 * config.gcc (sparc*-*-solaris2*): Reflect this.
3496 (i[34567]86-*-solaris2*): Use it.
3498 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3500 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3502 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3504 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3507 * diagnostic.c (diagnostic_initialize): Initialize
3508 some_warnings_are_errors.
3509 (diagnostic_finish): New.
3510 (diagnostic_action_after_output): Call it before exiting.
3511 (diagnostic_report_diagnostic): Do not print message here. Set
3512 some_warnings_are_errors.
3513 * diagnostic.h (diagnostic_context): Delete
3514 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3515 (diagnostic_finish): Declare.
3516 * toplev.c (toplev_main): Call it before exit.
3518 2010-04-09 Jason Merrill <jason@redhat.com>
3521 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3522 for incomplete type.
3525 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3526 based on a warning flag.
3528 2010-04-09 Richard Guenther <rguenther@suse.de>
3530 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3532 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3535 * varasm.c (default_assemble_visibility): Wrap vars that are
3536 set, but unused, by targets without GAS.
3537 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3538 Remove set, but unused, vars.
3539 (rs6000_legitimize_tls_address): Likewise.
3540 (altivec_expand_dst_builtin): Likewise.
3541 * config/darwin.c (machopic_classify_symbol): Likewise.
3542 (machopic_indirection_name): Likewise.
3544 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.md (DWI): New mode iterator.
3547 (S): New mode attribute.
3548 (shift_operand): Ditto.
3549 (shift_immediate_operand): Ditto.
3550 (ashl_input_operand): Ditto.
3551 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3552 using SDWIM mode iterator.
3553 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3554 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3556 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3557 from corresponding peephole2 patterns.
3558 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3559 and x86_64_shift_adj_1 using SWI48 mode iterator.
3560 (x86_shift<mode>_adj_2): Ditto.
3561 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3562 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3563 using SWI48 mode iterator.
3564 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3565 *ashldi3_cmp_rex64 using SWI mode iterator.
3566 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3567 *ashldi3_cconly_rex64 using SWI mode iterator.
3568 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3569 x86_shift<mode>_adj_{1,2}.
3570 (ix86_split_ashr): Ditto.
3571 (ix86_split_lshr): Ditto.
3573 2010-04-09 Richard Guenther <rguenther@suse.de>
3575 * target.h (builtin_conversion): Pass in input and output types.
3576 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3577 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3578 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3579 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3581 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3583 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3585 2010-04-09 Richard Guenther <rguenther@suse.de>
3588 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3590 2010-04-09 Richard Guenther <rguenther@suse.de>
3592 * tree-vectorizer.h (struct _stmt_vec_info): Document
3593 that vectype is the type of the LHS.
3594 (supportable_widening_operation, supportable_narrowing_operation):
3595 Get both input and output vector types as arguments.
3596 (vect_is_simple_use_1): Declare.
3597 (get_same_sized_vectype): Likewise.
3598 * tree-vect-loop.c (vect_determine_vectorization_factor):
3599 Set STMT_VINFO_VECTYPE to the vector type of the def.
3600 (vectorizable_reduction): Adjust.
3601 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3602 Adjust. Specify the output vector type.
3603 (vect_pattern_recog_1): Adjust.
3604 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3605 (vectorizable_call): Adjust.
3606 (vectorizable_conversion): Likewise.
3607 (vectorizable_operation): Likewise.
3608 (vectorizable_type_demotion): Likewise.
3609 (vectorizable_type_promotion): Likewise.
3610 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3612 (vect_is_simple_use_1): New function.
3613 (supportable_widening_operation): Get both input and output
3615 (supportable_narrowing_operation): Likewise.
3616 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3618 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3620 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3621 __thiscall and _thiscall as predefined macros.
3622 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3623 thiscall attribute handling.
3624 (ix86_comp_type_attributes): Likewise.
3625 (ix86_function_regparm): Likewise.
3626 (ix86_return_pops_args): Likewise.
3627 (init_cumulative_args): Likewise.
3628 (find_drap_reg): Likewise.
3629 (ix86_static_chain): Likewise.
3630 (x86_this_parameter): Likewise.
3631 (x86_output_mi_thunk): Likewise.
3632 (ix86_attribute_table): Add description for thiscall attribute.
3633 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3634 * doc/extend.texi: Add documentation for thiscall.
3636 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3639 * c.opt (Wint-to-pointer-cast): Available in C++.
3640 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3642 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3644 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3645 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3646 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3647 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3648 function type instead. Reorder and simplify checks.
3650 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3652 2010-04-08 Jing Yu <jingyu@google.com>
3653 Zdenek Dvorak <ook@ucw.cz>
3655 PR tree-optimization/42720
3656 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3657 loop unswitch conditions here from ...
3658 (tree_unswitch_single_loop): ... here.
3660 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3662 * tree-if-conv.c: Fix comments and simplify logic.
3664 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3666 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3667 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3668 (main_tree_if_conversion): Update call to tree_if_conversion.
3670 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3673 * doc/invoke.texi (-b,-V): Delete.
3674 * doc/tm.texi: Do not mention -b.
3675 * gcc.c (display_help): Delete -b and -V.
3676 (process_command): Delete -b and -V.
3677 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3679 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3680 Wolfgang Gellerich <gellerich@de.ibm.com>
3682 Implement target hook for loop unrolling
3683 * target.h (loop_unroll_adjust): Add a new target hook function.
3684 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3685 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3686 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3687 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3688 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3690 (decide_unroll_stupid): Likewise.
3692 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3695 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3697 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3699 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3700 (Specific, *-*-solaris2*): Likewise.
3701 Don't prefer Sun as over GNU as.
3703 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3705 * config/s390/s390.c (override_options): Adjust the z10
3706 defaults for max-unroll-times, max-completely-peeled-insns
3707 and max-completely-peel-times.
3709 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3711 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3712 instructions for z10.
3713 (s390_expand_setmem): Likewise.
3714 (s390_expand_cmpmem): Likewise.
3716 2010-04-08 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/43679
3719 * tree-ssa-pre.c (eliminate): Only propagate copies.
3721 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3724 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3725 set but not used variable warning.
3727 2010-04-08 Wei Guozhi <carrot@google.com>
3730 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3731 (arm_size_rtx_costs): Call the new function when optimized for size.
3733 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3736 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3737 op0 is not a MEM, just return NULL instead of assertion
3739 (discover_nonconstant_array_refs): Don't walk debug stmts.
3741 2010-04-08 Doug Kwan <dougkwan@google.com>
3743 * configure.ac: Recognize gold and do not use its version number
3744 to test ld features.
3745 * configure: Regenerate.
3747 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3750 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3751 (negate_value): Move code to push elements to broken_up_substracts ...
3752 (eliminate_plus_minus_pair): ... here. Push operands that have no
3753 negative pair to plus_negates.
3754 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3756 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3758 * doc/install.texi (Configuration): Move description of
3759 --enable-lto, --with-libelf*, --enable-gold from Java section to
3762 * doc/generic.texi (Working with declarations)
3763 (Function Properties, C and C++ Trees): Fix typos.
3764 * doc/sourcebuild.texi (Top Level): Likewise.
3766 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3769 * tree.h (DECL_READ_P): Define.
3770 (struct tree_decl_common): Add decl_read_flag.
3771 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3772 a set but not used warning.
3773 (merge_decls): Merge DECL_READ_P flag.
3774 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3775 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3776 * c-common.c (handle_used_attribute, handle_unused_attribute):
3778 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3780 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3782 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3783 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3784 c_parser_binary_expression, c_parser_cast_expression,
3785 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3786 Call default_function_array_read_conversion instead of
3787 default_function_array_conversion where needed.
3788 (c_parser_unary_expression, c_parser_conditional_expression,
3789 c_parser_postfix_expression_after_primary, c_parser_initelt):
3790 Likewise. Call mark_exp_read where needed.
3791 (c_parser_statement_after_labels, c_parser_asm_operands,
3792 c_parser_typeof_specifier, c_parser_sizeof_expression,
3793 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3795 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3797 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3798 (warn_unused_but_set_parameter): Default to warn_unused
3800 * doc/invoke.texi: Document -Wunused-but-set-variable and
3801 -Wunused-but-set-parameter.
3803 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3804 used count variable.
3805 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3806 when operandN variables aren't used in the body of the expander
3808 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3809 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3810 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3811 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3812 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3813 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3814 * tree.c (PROCESS_ARG): Likewise.
3816 2010-04-07 Simon Baldwin <simonb@google.com>
3818 * diagnostic.h (diagnostic_override_option_index): New macro to
3819 set a diagnostic's option_index.
3820 * c-tree.h (c_cpp_error): Add warning reason argument.
3821 * opts.c (_warning_as_error_callback): New.
3822 (register_warning_as_error_callback): Store callback for
3823 warnings enabled via enable_warning_as_error.
3824 (enable_warning_as_error): Call callback, minor code tidy.
3825 * opts.h (register_warning_as_error_callback): Declare.
3826 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3827 response to -Werror=.
3828 (c_common_init_options): Register warning_as_error_callback in opts.c.
3829 * common.opt: Add -Wno-cpp option.
3830 * c-common.c (struct reason_option_codes_t): Map cpp warning
3831 reason codes to gcc option indexes.
3832 * (c_option_controlling_cpp_error): New function, lookup the gcc
3833 option index for a cpp warning reason code.
3834 * (c_cpp_error): Add warning reason argument, call
3835 c_option_controlling_cpp_error for diagnostic_override_option_index.
3836 * doc/invoke.texi: Document -Wno-cpp.
3838 2010-04-07 Richard Guenther <rguenther@suse.de>
3840 * ipa-reference.c (mark_load): Use get_base_address.
3841 (mark_store): Likewise.
3843 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3844 inserting GIMPLE_NOPs into the IL.
3845 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3846 Explicitly strip handled components and indirect references.
3848 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3849 folding address expressions.
3850 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3851 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3852 operand_equal_p to compare decls.
3853 (ptr_deref_may_alias_decl_p): Likewise.
3854 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3855 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3856 Handle reversed comparison ops.
3857 * tree-sra.c (asm_visit_addr): Use get_base_address.
3858 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3859 * ipa-reference.c (mark_address): Use get_base_address.
3861 2010-04-07 Richard Guenther <rguenther@suse.de>
3863 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3864 Propagate constants everywhere.
3866 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3869 * tree.c (MAX_INT_CACHED_PREC): Define.
3870 (nonstandard_integer_type_cache): New array.
3871 (build_nonstandard_integer_type): Cache results for precision
3872 <= MAX_INT_CACHED_PREC.
3874 2010-04-07 Richard Guenther <rguenther@suse.de>
3876 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3877 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3878 * common.opt: Likewise.
3879 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3880 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3881 (nonoverlapping_memrefs_p): Likewise.
3882 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3883 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3884 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3885 OPT_fargument_noalias_global for backward compatibility.
3887 2010-04-07 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/43270
3890 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3891 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3892 * tree-ssa-pre.c (phi_translate_1): Adjust.
3893 (fully_constant_expression): Split out vn_reference handling to ...
3894 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3895 Fold reads from constant strings.
3896 (vn_reference_lookup): Handle fully constant references.
3897 (vn_reference_lookup_pieces): Likewise.
3898 * Makefile.in (expmed.o-warn): Add -Wno-error.
3900 2010-04-07 Martin Jambor <mjambor@suse.cz>
3902 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3904 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3907 * gcc.c: Add -static-libstdc++ to list of recognized options.
3909 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3911 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3913 2010-04-07 Richard Guenther <rguenther@suse.de>
3916 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3917 bases build simple mem attributes to retain points-to information.
3919 2010-04-07 Richard Guenther <rguenther@suse.de>
3922 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3923 preserve points-to related information.
3925 2010-04-07 Richard Guenther <rguenther@suse.de>
3928 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3929 discard plain indirect references.
3930 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3931 * tree.c (tree_nop_conversion): Likewise.
3933 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3936 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3938 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3940 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3941 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3943 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3945 * tree-if-conv.c: Fix indentation and comments.
3947 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3949 * tree-if-conv.c: Sort static functions in topological order.
3951 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3953 * tree-if-conv.c: Fix indentation and comments.
3955 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3958 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3959 lang_hooks.types.type_for_size instead of
3960 build_nonstandard_integer_type.
3961 When converting an unsigned type to signed, double its precision.
3962 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3963 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3964 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3967 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3970 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3971 POINTER_PLUS_EXPR for pointer types.
3973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3976 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3977 * graphite-clast-to-gimple.c: Include langhooks.h.
3978 (max_signed_precision_type): New.
3979 (max_precision_type): Takes two types as arguments.
3980 (precision_for_value): New.
3981 (precision_for_interval): New.
3982 (gcc_type_for_interval): New.
3983 (gcc_type_for_value): New.
3984 (gcc_type_for_clast_term): New.
3985 (gcc_type_for_clast_red): New.
3986 (gcc_type_for_clast_bin): New.
3987 (gcc_type_for_clast_expr): Split up into several functions.
3988 (gcc_type_for_clast_eq): Rewritten.
3989 (compute_bounds_for_level): New.
3990 (compute_type_for_level_1): New.
3991 (compute_type_for_level): New.
3992 (gcc_type_for_cloog_iv): Removed.
3993 (gcc_type_for_iv_of_clast_loop): Rewritten.
3994 (graphite_create_new_loop): Compute the lower and upper bound types
3995 with gcc_type_for_clast_expr.
3996 (graphite_create_new_loop_guard): Same.
3997 (find_cloog_iv_in_expr): Removed.
3998 (compute_cloog_iv_types_1): Removed.
3999 (compute_cloog_iv_types): Removed.
4000 (gloog): Do not call compute_cloog_iv_types.
4001 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4003 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4004 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4005 (GBB_CLOOG_IV_TYPES): Removed.
4007 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4009 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4010 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4011 (detect_commutative_reduction): Same.
4013 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4015 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4016 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4018 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4019 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4020 (rewrite_commutative_reductions_out_of_ssa): Same.
4021 * passes.c (execute_function_todo): Call verify_ssa for every pass
4022 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4023 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4024 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4025 with an extra argument.
4026 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4027 verify_ssa only when the extra argument is true.
4028 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4029 with an extra argument.
4030 (tree_transform_and_unroll_loop): Same.
4032 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4034 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4035 for all the passes of the LNO having LOOP_CLOSED_SSA.
4036 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4037 * tree-loop-distribution.c (pass_loop_distribution): Same.
4038 * tree-pass.h (TODO_verify_loops): Removed.
4039 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4041 (pass_tree_unswitch): Same.
4042 (pass_predcom): Same.
4043 (pass_vectorize): Same.
4044 (pass_linear_transform): Same.
4045 (pass_graphite_transforms): Same.
4046 (pass_iv_canon): Same.
4047 (pass_complete_unroll): Same.
4048 (pass_complete_unrolli): Same.
4049 (pass_parallelize_loops): Same.
4050 (pass_loop_prefetch): Same.
4051 (pass_iv_optimize): Same.
4053 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4056 * passes.c (init_optimization_passes): Move pass_lim before
4057 pass_copy_prop and pass_dce_loop.
4059 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4062 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4063 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4064 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4065 MULTI_* defines for 4 argument vpermil2p* builtins.
4067 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4070 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4071 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4072 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4073 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4074 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4075 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4076 Use x86_maybe_negate_const_int to output insn mnemonic.
4077 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4078 check from instruction predicate. Update comments.
4079 * config/i386/sync.md (sync_add<mode>): Use
4080 x86_maybe_negate_const_int to output insn mnemonic.
4082 2010-04-06 Jan Hubicka <jh@suse.cz>
4084 PR tree-optimization/42906
4085 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4086 IGNORE_SELF argument. Set visited_control_parents for fully
4088 (find_obviously_necessary_stmts): Update call of
4089 mark_control_dependent_edges_necessary.
4090 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4092 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md: Remove comment about 'e' and 'E'
4097 2010-04-06 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/43627
4100 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4101 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4104 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4106 * BASE-VER: Change to 4.6.0.
4109 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4112 2010-04-06 Richard Guenther <rguenther@suse.de>
4115 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4117 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4119 * doc/invoke.texi (Optimize Options): Document that LTO
4120 won't remove object access purely due to incompatible
4123 2010-04-04 Matthias Klose <doko@ubuntu.com>
4125 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4126 Initialize variable.
4128 2010-04-03 Richard Guenther <rguenther@suse.de>
4131 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4132 require a non-NULL MEM_OFFSET.
4134 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4136 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4137 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4138 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4139 config/alpha/predicates.md, config/arm/arm.md,
4140 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4141 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4142 config/darwin9.h, config/darwin.c, config/darwin.h,
4143 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4144 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4145 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4146 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4147 config/mips/mips.md, config/mn10300/mn10300.c,
4148 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4149 config/rs6000/aix.h, config/rs6000/dfp.md,
4150 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4151 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4152 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4153 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4154 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4155 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4156 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4157 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4158 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4159 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4160 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4161 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4162 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4163 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4164 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4165 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4166 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4167 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4168 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4169 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4170 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4171 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4172 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4173 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4174 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4175 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4176 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4177 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4178 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4179 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4180 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4181 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4182 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4183 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4184 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4185 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4187 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4190 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4191 * aclocal.m4: Regenerate.
4193 2010-04-02 Richard Guenther <rguenther@suse.de>
4195 PR tree-optimization/43629
4196 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4197 if we have seen a constant value.
4199 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4201 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4203 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4206 * arm.c (legitimize_tls_address): Adjust call to
4207 gen_tls_load_dot_plus_four.
4208 (arm_note_pic_base): New function.
4209 (arm_cannot_copy_insn_p): Use it.
4210 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4213 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4218 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4220 * Makefile.in ($(out_object_file)): Depend on
4221 gt-$(basename $(notdir $(out_file))).h.
4223 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4225 * config.gcc (lm32-*-rtems*): Add t-lm32.
4227 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4229 * config.gcc: Add lm32-*-rtems*.
4230 * config/lm32/rtems.h: New file.
4232 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4235 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4237 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4239 * dwarf2out.c (output_compilation_unit_header): For
4240 -gdwarf-4 use version 4 instead of version 3.
4241 (output_line_info): For version 4 and above emit additional
4242 maximum ops per insn header field.
4243 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4245 * dwarf2out.c (is_c_family, is_java): Remove.
4246 (lower_bound_default): New function.
4247 (add_bound_info, gen_descr_array_type_die): Use it.
4249 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4252 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4253 re-declaration when it happens in a function.
4255 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4257 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4258 (cgraph_remove_function_insertion_hook): Same.
4259 (cgraph_call_function_insertion_hooks): Same.
4261 2010-04-01 Richard Guenther <rguenther@suse.de>
4264 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4265 and TREE_THIS_VOLATILE.
4266 (copy_ref_info): Likewise.
4267 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4268 * tree.c (build6_stat): Ignore side-effects of all but arg5
4269 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4272 2010-04-01 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/43607
4275 * ipa-type-escape.c (check_call): Do not access non-existing
4278 2010-04-01 Richard Guenther <rguenther@suse.de>
4282 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4283 Jack Howarth <howarth@bromo.med.uc.edu>
4285 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4288 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4290 * doc/install.texi (Prerequisites): Document libelf usability on
4291 IRIX 5/6 and Solaris 2.
4292 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4293 Update GNU as, GNU ld requirements.
4294 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4295 Document Sun Studio compiler download.
4296 Update and simplify as, ld recommendations.
4297 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4299 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4301 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4302 with_tune_32 to pentium4.
4304 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4306 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4308 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4310 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4311 obsoletion, removal.
4313 Document GNU as requirement.
4314 Update configure requirements.
4315 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4316 Recomment IRIX 6.5.18+.
4317 Document IDF/IDL requirement.
4318 Document GNU as requirement.
4319 Document GNU ld bootstrap failure.
4320 Remove freeware.sgi.com reference.
4322 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4324 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4325 UNIX V4.0, V5.0 obsoletion, removal.
4326 Remove --with-gc=simple reference.
4327 Update VM requirements during bootstrap.
4328 Remove -oldas bootstrap description.
4329 Update binutils reference.
4330 Remove comparison failure note.
4332 2010-03-31 Richard Guenther <rguenther@suse.de>
4333 Zdenek Dvorak <ook@ucw.cz>
4334 Sebastian Pop <sebastian.pop@amd.com>
4337 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4338 with multiple arguments.
4339 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4341 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4343 * graphite-dependences.c (print_pddr): Call print_pdr with an
4345 * graphite-poly.c (debug_pdr): Add an extra argument for the
4348 (print_pbb_domain): Same.
4350 (print_scop_context): Same.
4352 (print_cloog): Same.
4353 (debug_pbb_domain): Same.
4357 (debug_scop_context): Same.
4359 (debug_cloog): Same.
4360 (print_scop_params): Same.
4361 (debug_scop_params): Same.
4362 (print_iteration_domain): Same.
4363 (print_iteration_domains): Same.
4364 (debug_iteration_domain): Same.
4365 (debug_iteration_domains): Same.
4366 (print_scattering_function): Same.
4367 (print_scattering_functions): Same.
4368 (debug_scattering_function): Same.
4369 (debug_scattering_functions): Same.
4370 * graphite-poly.h (debug_pdr): Update declaration.
4372 (print_pbb_domain): Same.
4374 (print_scop_context): Same.
4376 (print_cloog): Same.
4377 (debug_pbb_domain): Same.
4381 (debug_scop_context): Same.
4383 (debug_cloog): Same.
4384 (print_scop_params): Same.
4385 (debug_scop_params): Same.
4386 (print_iteration_domain): Same.
4387 (print_iteration_domains): Same.
4388 (debug_iteration_domain): Same.
4389 (debug_iteration_domains): Same.
4390 (print_scattering_function): Same.
4391 (print_scattering_functions): Same.
4392 (debug_scattering_function): Same.
4393 (debug_scattering_functions): Same.
4395 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4397 * graphite-poly.c (print_scattering_function_1): New.
4398 (print_scattering_function): Call it.
4399 (print_scop_params): Remove spaces at the end of lines.
4402 * graphite-poly.h (print_cloog): Declared.
4403 (debug_cloog): Declared.
4405 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4407 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4409 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4410 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4411 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4412 to switch between adding the IV bump in loop->latch or in loop->header.
4414 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4416 * graphite-poly.c (print_scattering_function): Pretty print following
4419 (print_pbb_domain): Same.
4420 (dump_gbb_cases): Same.
4421 (dump_gbb_conditions): Same.
4424 (print_scop_params): Same.
4425 (print_scop_context): Same.
4427 (print_pbb_body): New.
4428 (lst_indent_to): New.
4429 (print_lst): Start new lines with a #.
4430 * graphite-poly.h (pbb_bb): New.
4431 (pbb_index): Use pbb_bb.
4432 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4434 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4436 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4438 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4439 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4440 and 0 instead of 1 for dw_val_class_flag.
4441 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4442 dw_val_class_range_list, dw_val_class_loc_list,
4443 dw_val_class_lineptr and dw_val_class_macptr, use
4444 DW_FORM_flag_present for dw_val_class_flag and
4445 DW_FORM_exprloc for dw_val_class_loc.
4446 (output_die): For -gdwarf-4 print dw_val_class_loc
4447 size as uleb128 instead of 1 or 2 bytes and don't print
4448 anything for dw_val_class_flag.
4450 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4451 instead of cselib_lookup following by tweaking locs->setting_insn.
4454 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4455 even before returning from label, setjmp call or volatile asm
4458 2010-03-31 Richard Guenther <rguenther@suse.de>
4461 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4462 temporary data on stack.
4464 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4466 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4467 (PUSHSECTION_ASM_OP): Remove.
4468 (POPSECTION_ASM_OP): Remove.
4469 (PUSHSECTION_FORMAT): Remove.
4470 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4471 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4472 * config/sol2.c (solaris_output_init_fini): Use it.
4474 2010-03-31 Jie Zhang <jie@codesourcery.com>
4477 * opt-functions.awk (var_type_struct): Use signed char type
4478 for simple variables.
4480 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4482 * config/sol2.c: Include output.h.
4483 (solaris_assemble_visibility): New function.
4484 * config/t-sol2 (sol2.o): Add output.h dependency.
4485 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4486 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4489 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4492 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4493 V2SImode or XFmode on PRE_DEC.
4496 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4499 2010-03-31 Jie Zhang <jie@codesourcery.com>
4502 * reload.h (caller_save_initialized_p): Declare.
4503 * toplev.c (backend_init_target): Don't call
4504 init_caller_save but set caller_save_initialized_p to false.
4505 * caller-save.c (caller_save_initialized_p): Define.
4506 (init_caller_save): Check caller_save_initialized_p.
4507 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4509 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4512 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4513 and soft-fp/t-softfp to tmake_file.
4514 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4515 (LIBGCC2_TF_CEXT): Define.
4518 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4521 * cselib.c (n_useless_values): Document handling of debug locs.
4522 (n_useless_debug_values, n_debug_values): New variables.
4523 (new_elt_loc_list): Don't add to debug values, keep count.
4524 (promote_debug_loc): New.
4525 (cselib_reset_table): Zero new variables.
4526 (entry_and_rtx_equal_p): Promote debug locs.
4527 (discard_useless_locs): Increment n_useless_debug_values for
4529 (remove_useless_values): Adjust n_useless_values and n_debug_values
4530 with n_useless_debug_values.
4531 (add_mem_for_addr): Promote debug locs.
4532 (cselib_lookup_mem): Likewise.
4533 (cselib_lookup_addr): Renamed to...
4534 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4535 (cselib_log_lookup): ... this. Turn into...
4536 (cselib_lookup_addr): ... new wrapper.
4537 (cselib_lookup_from_insn): New.
4538 (cselib_invalidate_regno): Increment n_useless_debug_values for
4540 (cselib_invalidate_mem): Likewise.
4541 (cselib_process_insn): Take n_deleted and n_debug_values into
4542 account to guard remove_useless_value call.
4543 (cselib_finish): Zero n_useless_debug_values.
4544 * cselib.h (cselib_lookup_from_insn): Declare.
4545 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4546 (sched_analyze_2): Likewise.
4548 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4550 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4552 (adjust_mems): Replace narrowing SUBREG of expression containing
4553 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4554 with operations in the narrower mode.
4557 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4558 regs_invalidated_by_call instead all call_used_reg_set registers.
4560 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4563 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4564 pointer comparisons with types_compatible_p.
4565 * tree-vect-stmts.c (vectorizable_call): Same.
4566 (vectorizable_condition): Same.
4568 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4570 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4571 stack check if the mask would be zero.
4573 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4574 Jack Howarth <howarth@bromo.med.uc.edu>
4576 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4579 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4582 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4584 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4585 Include ___unordxf2 and ___unordtf2.
4586 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4589 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4591 * config/lm32/t-lm32: New file.
4592 * config.gcc: Use the above file when targetting lm32.
4594 2010-03-28 Duncan Sands <baldrick@free.fr>
4596 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4598 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4601 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4602 Improve vectorization cost model diagnostic.
4604 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4607 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4608 compute_data_dependences_for_loop returns false, early exit
4609 and output an extra diagnostic for the failed data reference
4612 2010-03-29 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/43560
4615 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4616 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4618 2010-03-29 Jie Zhang <jie@codesourcery.com>
4621 * toplev.c (process_options): Set optimization_default_node
4622 and optimization_current_node.
4623 * opts.c (decode_options): Don't set optimization_default_node
4624 and optimization_current_node.
4626 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4628 * config/rtems.h: Abandon -qrtems_debug.
4630 2010-03-28 Jan Hubicka <jh@suse.cz>
4632 PR tree-optimization/43505
4633 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4634 map should not be copied.
4636 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4639 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4640 cdtors, set DECL_PRESERVE_P.
4641 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4644 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4646 PR tree-optimization/43528
4647 * stor-layout.c (place_field): Check that constant fits into
4648 unsigned HWI when skipping calculation of MS bitfield layout.
4650 2010-03-27 Jan Hubicka <jh@suse.cz>
4653 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4654 notice_global_symbol work.
4656 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4658 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4659 instead of dwarf2out_decl.
4660 (struct var_loc_node): Remove section_label field.
4661 (dwarf2out_function_decl): New function.
4662 (dwarf2out_var_location): Don't set section_label field.
4663 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4665 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4667 PR tree-optimization/43544
4668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4669 First argument for builtin vectorized function hook is now a
4670 tree to be able to distinguish between machine specific and
4672 * targhooks.c (default_builtin_vectorized_function): Ditto.
4673 * targhooks.h (default_builtin_vectorized_function): Ditto.
4674 * target.h (struct gcc_target): Ditto.
4675 * tree-vect-stmts.c (vectorizable_function): Ditto.
4676 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4677 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4680 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4683 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4684 nested binding iff it is a FUNCTION_DECL.
4685 (store_parm_decls_newstyle): Pass nested=true to bind for
4686 FUNCTION_DECLs amongst parameters.
4688 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4690 * var-tracking.c (vt_expand_loc_callback): Don't run
4691 cselib_expand_value_rtx_cb in dummy mode if
4692 cselib_dummy_expand_value_rtx_cb returned false.
4694 * var-tracking.c (emit_note_insn_var_location): For one part
4695 notes with offset 0, don't add EXPR_LIST around the location.
4696 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4697 add_location_or_const_value_attribute): Adjust for that change.
4700 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4701 into first operand and location into second.
4702 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4703 dw_cfi_oprnd_loc for DW_CFA_expression.
4704 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4705 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4706 assume first argument is regnum and second argument is location.
4708 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4711 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4712 of scratch register to DImode. Split to DImode comparison operator.
4713 Use SImode subreg of scratch register in the multiplication.
4714 (*cmp_sadd_sidi): Ditto.
4715 (*cmp_ssub_si): Ditto.
4716 (*cmp_ssub_sidi): Ditto.
4718 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4721 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4722 Remove invalid assert and wrong comment.
4724 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4727 * flags.h (final_insns_dump_p): New extern.
4728 * final.c (final_insns_dump_p): New variable.
4729 (rest_of_clean_state): Set it before -fdump-final-insns=
4730 dumping, clear afterwards.
4731 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4732 MEM_ALIAS_SET on MEMs.
4734 2010-03-26 David S. Miller <davem@davemloft.net>
4736 * configure.ac: Fix sparc GOTDATA_OP bug check.
4737 * configure: Rebuild.
4739 2010-03-26 Alan Modra <amodra@gmail.com>
4741 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4743 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4745 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4746 TLS_SECTION_ASM_FLAG.
4748 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4751 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4752 Clear first_function_block_is_cold.
4755 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4756 argument if the argument is truth_value_p.
4758 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4760 * config/rs6000/constraints.md: Update copyright year for my changes.
4763 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4764 used in reg+reg addressing, swap registers.
4766 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4769 * target.h (struct gcc_target): Add code_end hook.
4770 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4772 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4773 * toplev.c (compile_file): Call targetm.asm_out.code_end
4774 hook before unwind info/debug info output.
4775 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4776 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4777 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4778 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4779 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4780 * config/i386/i386.c (ix86_file_end): Renamed to...
4781 (ix86_code_end): ... this. Make static. Don't call
4782 file_end_indicate_exec_stack. Emit unwind info using
4783 final_start_function/final_end_function.
4784 (darwin_x86_file_end): Remove.
4785 (TARGET_ASM_CODE_END): Define.
4786 * config/i386/i386.h (TARGET_ASM_FILE_END,
4787 NEED_INDICATE_EXEC_STACK): Don't define.
4788 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4789 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4790 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4791 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4794 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4795 at the beginning and final_end_function at the end.
4796 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4798 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4800 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4801 and Sun as TLS syntax.
4802 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4803 * configure: Regenerate.
4804 * config.in: Regenerate.
4805 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4806 (default_elf_asm_named_section): Use it.
4807 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4808 (i386_output_dwarf_dtprel): Likewise.
4809 (output_addr_const_extra): Likewise.
4810 (output_pic_addr_const): Lowercase @GOTTPOFF.
4811 (output_addr_const_extra): Likewise.
4812 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4813 (output_addr_const_extra): Likewise.
4814 (output_pic_addr_const): Lowercase @INDNTPOFF.
4815 (output_addr_const_extra): Likewise.
4816 (output_pic_addr_const): Lowercase @NTPOFF.
4817 (output_addr_const_extra): Likewise.
4818 (output_pic_addr_const): Lowercase @TPOFF.
4819 (output_addr_const_extra): Likewise.
4820 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4821 (*tls_global_dynamic_64): Likewise.
4822 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4823 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4825 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4826 (ASM_OUTPUT_TLS_COMMON): Use it.
4827 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4830 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4831 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4832 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4833 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4834 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4835 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4837 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4839 * config/i386/i386.c (override_options): Don't accept
4840 -mtls-dialect=sun any longer.
4841 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4842 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4843 (*tls_local_dynamic_base_32_sun): Likewise.
4844 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4846 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4849 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4850 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4853 * ira.c (adjust_cleared_regs): New function.
4854 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4858 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4860 * expr.c (expand_expr_real): Restore previous
4861 curr_insn_source_location and curr_insn_block after
4862 expand_expr_real_1 call.
4863 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4864 instead of expand_expr_real_1.
4866 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4868 PR rtl-optimization/43413
4869 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4872 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4875 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4876 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4878 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4880 * config/i386/i386.c (ix86_target_string): Add -mfma.
4881 Fix a typo in comment.
4883 2010-03-22 Mike Stump <mikestump@comcast.net>
4886 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4887 Don't overly align based upon packed packed fields.
4889 2010-03-22 Jason Merrill <jason@redhat.com>
4891 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4892 Use () rather than [], and move before the element type.
4894 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4896 * doc/configfiles.texi (Configuration Files): Removed
4897 fixinc/Makefile*, intl/Makefile.*.
4898 * doc/makefile.texi: Fixed markup. Abstract from version
4899 control system used.
4900 (Makefile): Removed obsolete gcc/java/parse.y example.
4901 * doc/sourcebuild.texi: Likewise.
4902 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4903 libgomp, libssp. Removed fastjar.
4904 (Miscellaneous Docs): Clarify location.
4905 Added COPYING3, COPYING3.LIB.
4906 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4908 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4911 * config/i386/i386.c (x86_function_profiler)
4912 [!NO_PROFILE_COUNTERS]: Fix typo.
4913 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4916 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4917 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4919 * doc/sourcebuild.texi (Test Directives): Split into six
4920 subsections, with most of the current text in new subsections
4921 Directives, Selectors, and Final Actions.
4922 (Directives): Split list of test directives into multiple
4924 (Selectors): Describe use and syntax of selectors.
4925 (Effective-Target Keywords): Describe all existing keywords.
4926 (Add Options): Describe features for dg-add-options.
4927 (Require Support): Describe variants of dg-require-support.
4928 (Final Actions): Describe commands to use in dg-final.
4930 2010-03-22 Michael Matz <matz@suse.de>
4933 * recog.c (validate_replace_rtx_group): Replace also in
4934 REG_EQUAL and REG_EQUIV notes.
4936 2010-03-22 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/43390
4939 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4940 sure vector extracts are type correct.
4942 2010-03-22 Richard Guenther <rguenther@suse.de>
4945 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4946 x * sqrt (x) even when optimizing for size if the target
4947 has native support for sqrt.
4949 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4951 * varasm.c (make_decl_rtl_for_debug): Also clear
4952 flag_mudflap for the duration of make_decl_rtl call.
4955 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4956 locs from preserved VALUEs.
4958 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 * pa.md (movmemsi): Set align to one if zero.
4962 (movmemdi): Likewise.
4964 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4967 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4968 with their corresponding prologue pushes.
4970 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4973 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4974 at the begining or end.
4975 (spu_expand_epilogue): Likewise.
4977 2010-03-20 Richard Guenther <rguenther@suse.de>
4979 PR rtl-optimization/43438
4980 * combine.c (make_extraction): Properly zero-/sign-extend an
4981 extraction of the low part of a CONST_INT. Also handle
4984 2010-03-19 Mike Stump <mikestump@comcast.net>
4986 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4987 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4988 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4990 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4993 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4996 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4998 PR rtl-optimization/42258
4999 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5000 use that may match DEF.
5003 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5004 the cost of loading the constant rather than assuming
5006 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5007 outer code is AND, do the same tests as the andsi3 expander and
5008 return COSTS_N_INSNS (1) if and is cheap.
5010 * optabs.c (avoid_expensive_constant): Fix formatting.
5012 2010-03-19 Michael Matz <matz@suse.de>
5015 * attribs.c (decl_attributes): When rebuilding a function pointer
5016 type use the same qualifiers as the original pointer type.
5018 2010-03-19 Martin Jambor <mjambor@suse.cz>
5020 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5021 and is_gimple_ip_invariant_address.
5023 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5026 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5028 * config/arm/arm.c (arm_override_options): Turn off
5029 flag_dwarf2_cfi_asm for AAPCS variants.
5031 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5034 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5035 Use PRE_MODIFY instead of PRE_DEC.
5036 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5037 (vfp_emit_fstmd): Likewise.
5039 2010-03-19 Michael Matz <matz@suse.de>
5042 * builtins.c (expand_builtin_interclass_mathfn,
5043 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5046 2010-03-19 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/43415
5049 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5050 (phi_translate_1): ... this.
5051 (phi_translate): Move all caching here. Cache all NARY
5052 and REFERENCE translations.
5054 2010-03-19 David S. Miller <davem@davemloft.net>
5056 With help from Eric Botcazou.
5057 * config/sparc/sparc.c: Include dwarf2out.h.
5058 (emit_pic_helper): Delete.
5059 (pic_helper_symbol_name): Delete.
5060 (pic_helper_emitted_p): Delete.
5061 (pic_helper_needed): New.
5062 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5063 (get_pc_thunk_name): New.
5064 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5065 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5066 Set pic_helper_needed to true. Don't call emit_pic_helper.
5067 (sparc_expand_prologue): Update load_pic_register call.
5068 (sparc_output_mi_thunk): Likewise.
5069 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5070 thunk if possible. Output CFI information as needed.
5072 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5073 Jack Howarth <howarth@bromo.med.uc.edu>
5076 * config/i386/i386.h: Fix ABI on darwin x86-32.
5078 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5080 * tree.h: Declare make_decl_rtl_for_debug.
5081 * varasm.c (make_decl_rtl_for_debug): New.
5082 * dwarf2out.c (rtl_for_decl_location): Call it.
5083 * cfgexpand.c (expand_debug_expr): Call it.
5085 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5088 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5092 * var-tracking.c (vt_init_cfa_base): Do nothing if
5093 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5095 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5098 * var-tracking.c (canonicalize_vars_star): New.
5099 (dataflow_post_merge_adjust): Use it.
5101 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5104 * var-tracking.c (non_suitable_const): New function.
5105 (add_uses): For DEBUG_INSNs with constants, don't record any
5106 value, instead just the constant value itself.
5107 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5108 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5109 (emit_notes_in_bb): Likewise.
5110 (emit_note_insn_var_location): For onepart variables if
5111 cur_loc is a VOIDmode constant, use DECL_MODE.
5113 2010-03-18 Martin Jambor <mjambor@suse.cz>
5116 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5117 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5118 all non-clones. Moved call redirection...
5119 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5120 (cgraph_materialize_all_clones): Dispose of all
5121 combined_args_to_skip bitmaps.
5122 (verify_cgraph_node): Do not check for edges pointing to wrong
5123 nodes in inline clones.
5124 * tree-inline.c (copy_bb): Call
5125 cgraph_redirect_edge_call_stmt_to_callee.
5126 * ipa.c (cgraph_remove_unreachable_nodes): Call
5127 cgraph_node_remove_callees even when there are used clones.
5129 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5131 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5133 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5136 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5139 2010-03-18 Michael Matz <matz@suse.de>
5142 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5143 into sqrt(x) if we need to preserve signed zeros.
5145 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5146 Eric Botcazou <ebotcazou@adacore.com>
5148 PR rtl-optimization/43360
5149 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5150 note if we don't know its invariant status.
5152 2010-03-18 Michael Matz <matz@suse.de>
5154 PR tree-optimization/43402
5155 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5156 PHI chains of ssa names registered for update.
5158 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5161 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5162 non-offsettable and pre_modify update addressing.
5163 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5164 and "2" alternatives "#".
5165 (*movdd_softfloat32): Make all alternatives "#";
5166 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5167 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5168 (*movdf_softfloat32): Make all alternatives "#";
5169 (movdi): Use the new DIFD mode iterator to create a common splitter
5170 for movdi, movdf and movdd patterns.
5172 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5174 * common.opt (dumpdir): Remove redundant tab.
5176 2010-03-17 Martin Jambor <mjambor@suse.cz>
5178 PR tree-optimization/43347
5179 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5180 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5182 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5184 PR rtl-optimization/42216
5185 * regrename.c (create_new_chain): New function, broken out from...
5186 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5187 appending a use to an empty chain.
5188 (build_def_use): Remove previous changes that convert OP_INOUT to
5189 OP_OUT operands; instead detect the case where an OP_INOUT operand
5190 uses a previously untracked register and create an empty chain for it.
5192 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5194 * doc/extend.texi (Function Attributes): Rewrite unfinished
5195 sentence in ms_abi documentation.
5197 2010-03-17 Alan Modra <amodra@gmail.com>
5199 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5200 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5201 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5202 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5204 2010-03-16 Richard Henderson <rth@redhat.com>
5207 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5208 (lower_try_finally): Save and restore eh_seq around the expansion
5211 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5213 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5214 statements before splitting block.
5216 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5218 * doc/sourcebuild.texi (Testsuites): Fix markup.
5219 Use pathnames relative to gcc/testsuite.
5220 (Test Directives): Move description of how timeout is determined.
5221 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5222 (C Tests): Correct gcc.misc-tests directory.
5223 Framework tests now live in gcc.test-framework.
5225 2010-03-16 Richard Guenther <rguenther@suse.de>
5228 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5229 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5231 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5232 Alexandre Oliva <aoliva@redhat.com>
5234 PR tree-optimization/42917
5235 * lambda-code.c (remove_iv): Skip debug statements.
5236 (lambda_loopnest_to_gcc_loopnest): Likewise.
5237 (not_interesting_stmt): Debug statements are not interesting.
5239 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5243 * cselib.c (cselib_preserve_constants,
5244 cfa_base_preserved_val): New static variables.
5245 (preserve_only_constants): New function.
5246 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5247 clear its REG_VALUES. If cselib_preserve_constants, don't
5248 empty the whole hash table, but preserve there VALUEs with constants,
5249 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5250 (cselib_preserve_cfa_base_value): New function.
5251 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5252 (cselib_init): Change argument to int bitfield. Set
5253 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5255 (cselib_finish): Clear cselib_preserve_constants and
5256 cfa_base_preserved_val.
5257 * cselib.h (enum cselib_record_what): New enum.
5258 (cselib_init): Change argument to int.
5259 (cselib_preserve_cfa_base_value): New prototype.
5260 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5261 * dse.c (dse_step1): Likewise.
5262 * cfgcleanup.c (thread_jump): Likewise.
5263 * sched-deps.c (sched_analyze): Likewise.
5264 * gcse.c (local_cprop_pass): Likewise.
5265 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5266 If FN is non-NULL, call the callback always and whenever it returns
5267 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5268 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5269 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5270 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5271 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5272 * var-tracking.c: Include recog.h.
5273 (bb_stack_adjust_offset): Remove.
5274 (vt_stack_adjustments): Don't call it, instead just gather the
5275 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5276 (adjust_stack_reference): Remove.
5277 (compute_cfa_pointer): New function.
5278 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5279 (struct adjust_mem_data): New type.
5280 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5282 (get_address_mode): New function.
5283 (replace_expr_with_values): Use it.
5284 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5285 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5286 (adjust_sets): Remove.
5287 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5288 Use get_address_mode.
5289 (get_adjusted_src): Remove.
5290 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5291 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5292 (add_with_sets): Don't call adjust_sets.
5293 (fp_setter, vt_init_cfa_base): New functions.
5294 (vt_initialize): Change return type to bool. Move most of pool etc.
5295 initialization to the beginning of the function from end. Pass
5296 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5297 If !frame_pointer_needed, call vt_stack_adjustment before mos
5298 vector is filled, call vt_init_cfa_base if argp/framep has been
5299 eliminated to sp. If frame_pointer_needed and argp/framep has
5300 been eliminated to hard frame pointer, set
5301 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5302 encountering fp setter in the prologue. For MO_ADJUST, call
5303 log_op_type before pusing the op into mos vector, not afterwards.
5304 Call adjust_insn before cselib_process_insn/add_with_sets,
5305 call cancel_changes (0) afterwards.
5306 (variable_tracking_main_1): Adjust for vt_initialize calling
5307 vt_stack_adjustments and returning whether it succeeded or not.
5309 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5311 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5314 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5316 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5318 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5319 drap_reg has not been set.
5321 2010-03-15 Michael Matz <matz@suse.de>
5324 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5325 use it to expand block copies.
5326 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5327 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5328 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5330 2010-03-15 Richard Guenther <rguenther@suse.de>
5332 PR tree-optimization/43367
5333 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5336 2010-03-15 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/43317
5339 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5341 2010-03-15 Martin Jambor <mjambor@suse.cz>
5343 PR tree-optimization/43141
5344 * tree-sra.c (create_abstract_origin): New function.
5345 (modify_function): Call create_abstract_origin.
5347 2010-03-15 Chris Demetriou <cgd@google.com>
5349 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5352 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5355 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5356 call insert_out_of_ssa_copy for default definitions.
5358 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5360 * graphite-clast-to-gimple.c (my_long_long): Defined.
5361 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5362 * graphite-sese-to-poly.c (my_long_long): Defined.
5363 (scop_ivs_can_be_represented): Use it.
5365 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5367 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5368 graphite-max-bbs-per-function, and loop-block-tile-size.
5369 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5371 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5375 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5376 forward declaration.
5377 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5378 (add_upper_bounds_from_estimated_nit): New.
5379 (build_loop_iteration_domains): Use it.
5381 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5383 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5385 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5388 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5389 should be an INTEGER_CST. Also handle CASE_CONVERT.
5391 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5393 * graphite.c (graphite_initialize): To bound the number of bbs per
5394 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5395 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5396 * doc/invoke.texi: Document it.
5398 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5400 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5401 * graphite-sese-to-poly.h (build_poly_scop): Same.
5403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5405 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5406 the number of parameters in the scop. Use as an upper bound
5407 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5408 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5409 * doc/invoke.texi: Document it.
5411 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5413 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5414 * doc/c-tree.texi: Remove.
5415 * doc/generic.texi: Merge c-tree.texi here.
5416 * doc/gccint.texi (Trees): Remove menu entry.
5417 (c-tree.texi): Remove @include.
5418 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5419 * doc/languages.texi (Reading RTL): Ditto.
5421 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5424 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5426 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5429 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5430 code added to work around reload clobbering CONST insns.
5432 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5434 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5435 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5436 (cselib_preserve_only_values): Remove retain argument, don't
5437 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5438 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5439 * var-tracking.c (micro_operation): Move insn field before union.
5440 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5441 (struct variable_tracking_info_def): Remove n_mos field, change
5442 mos into a vector of micro_operations.
5443 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5444 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5445 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5446 changing into a vector.
5447 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5448 come before all other uops generated by add_stores.
5449 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5451 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5452 a vector. Run just one pass over the bbs instead of separate counting
5453 and computation phase.
5454 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5457 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5458 into *nonlocalized_list vector.
5459 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5460 even if origin is non-NULL.
5461 (gen_variable_die): Likewise.
5462 (process_scope_var): Don't change origin.
5463 (gen_decl_die): Likewise.
5464 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5465 before adding new edges instead of after it, fix moving over
5468 2010-03-11 David S. Miller <davem@davemloft.net>
5470 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5472 * configure: Rebuild.
5474 2010-03-11 Martin Jambor <mjambor@suse.cz>
5476 PR tree-optimization/43257
5477 * tree.c (assign_assembler_name_if_neeeded): New function.
5478 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5480 * tree.h (assign_assembler_name_if_neeeded): Declare.
5481 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5482 the function if needed.
5484 2010-03-11 Chris Demetriou <cgd@google.com>
5486 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5487 include/stdint-gcc.h, and include/stdint.h world-readable.
5489 2010-03-11 Richard Guenther <rguenther@suse.de>
5491 PR tree-optimization/43255
5492 * tree-vrp.c (process_assert_insertions_for): Do not insert
5493 asserts for trivial conditions.
5495 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5497 PR tree-optimization/43280
5498 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5499 generation. Move calculation of size out of the if branch.
5500 (find_bswap): Modify compare number generation.
5502 2010-03-11 Richard Guenther <rguenther@suse.de>
5505 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5506 (input_gimple_stmt): Fixup handled component types during
5507 operand read. Also fix up decls in ADDR_EXPRs.
5509 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5511 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5512 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5514 2010-03-10 Jan Hubicka <jh@suse.cz>
5517 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5518 * varasm.c (get_variable_section): Don't do that here...
5519 (make_decl_rtl): ... and here.
5520 (do_assemble_alias): Produce decl RTL.
5521 (assemble_alias): Likewise.
5523 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5526 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5527 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5529 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5530 (based_loc_descr): Only express drap or vdrap regno based expressions
5531 using DW_OP_fbreg when not optimizing.
5532 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5533 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5534 REG_CFA_SET_VDRAP note.
5536 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5538 PR tree-optimization/43236
5539 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5540 error in calculation of base address in reverse iteration case.
5541 (generate_builtin): Take number of latch executions if the statement
5544 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5547 * tree-eh.c: Include pointer-set.h.
5548 (lower_eh_dispatch): Filter out duplicate case labels and
5549 remove the unneeded edge when the label is unused. Return
5550 true when some edges are removed.
5551 (execute_lower_eh_dispatch): When any lowering resulted in
5552 removing an edge, also delete unreachable blocks.
5554 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5557 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5558 UNSPEC_MACHOPIC_OFFSET.
5560 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5563 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5564 (m68k_delegitimize_address): New function.
5566 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5569 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5572 * var-tracking.c (adjust_sets): New function.
5573 (count_with_sets, add_with_sets): Use it.
5574 (get_adjusted_src): New inline function.
5575 (add_stores): Use it.
5578 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5579 call cselib_dummy_expand_value_rtx_cb instead of
5580 cselib_expand_value_rtx_cb.
5583 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5584 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5585 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5586 and .cfi_endproc around the pic thunks.
5587 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5588 all queued unwind info register saves are saved before the call.
5589 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5590 considered as sp-=4 for unwind info and the pop as sp+=4 which
5591 also clobbers dest, but doesn't actually restore it.
5594 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5595 RTX_FRAME_RELATED_P.
5597 2010-03-09 Jie Zhang <jie@codesourcery.com>
5599 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5600 whitespaces in output template.
5602 2010-03-09 Jie Zhang <jie@codesourcery.com>
5604 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5607 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5609 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5610 builtins.exp in a separate job.
5612 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5614 * graphite-sese-to-poly.c (add_param_constraints): Use
5615 lower_bound_in_type and upper_bound_in_type.
5617 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5619 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5620 instead of unsigned_type_node.
5622 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5623 Reza Yazdani <reza.yazdani@amd.com>
5626 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5627 on pointer type parameters.
5629 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5633 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5634 handle conversions from pointer to integers.
5635 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5636 induction variable, to be able to work with code generated by CLooG.
5637 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5638 (build_poly_scop): Bail out if we cannot codegen a loop.
5640 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5642 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5643 code generation with gloog_error.
5645 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5647 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5648 Call fold_convert on all the returned values.
5649 (expand_scalar_variables_expr): Pass to
5650 expand_scalar_variables_ssa_name the type of the resulting expression.
5652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5654 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5655 ppl_min_for_le_pointset.
5656 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5657 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5659 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5661 * graphite-dependences.c (map_into_dep_poly): Removed.
5662 (dependence_polyhedron_1): Use combine_context_id_scat.
5664 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5666 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5667 (struct poly_bb): Same.
5668 (combine_context_id_scat): New.
5670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5673 * sese.c (name_defined_in_loop_p): Return false for default
5676 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5678 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5679 and clean up the logic.
5681 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5683 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5686 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5688 * var-tracking.c (remove_cselib_value_chains): Define only for
5690 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5691 delete_slot_part, emit_notes_for_differences_1): Don't call
5692 remove_cselib_value_chains here.
5693 (set_slot_part, emit_notes_for_differences_2): Don't call
5694 add_cselib_value_chains here.
5695 (preserved_values): New vector.
5696 (preserve_value): New function.
5697 (add_uses, add_stores, vt_add_function_parameters): Use it
5698 instead of cselib_preserve_value.
5699 (changed_values_stack): New vector.
5700 (check_changed_vars_0): New function.
5701 (check_changed_vars_1, check_changed_vars_2): Use it.
5702 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5703 changed_values_stack VALUEs.
5704 (vt_emit_notes): For all preserved_values call
5705 add_cselib_value_chains. If ENABLE_CHECKING call
5706 remove_cselib_value_chains before verifying value_chains is empty.
5707 Initialize and free changed_values_stack.
5708 (vt_initialize): Initialize preserved_values.
5709 (vt_finalize): Free preserved_values.
5711 2010-03-08 Richard Guenther <rguenther@suse.de>
5713 PR tree-optimization/43269
5714 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5717 2010-03-08 Martin Jambor <mjambor@suse.cz>
5719 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5720 (ipa_is_param_called): Removed.
5721 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5722 (ipa_print_node_params): Do not print the called flag.
5723 (ipa_write_node_info): Do not stream the called flag.
5724 (ipa_read_node_info): Likewise.
5726 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5729 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5730 * cselib.c (struct expand_value_data): Add dummy field.
5731 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5733 (cselib_dummy_expand_value_rtx_cb): New function.
5734 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5736 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5737 * var-tracking.c: Include pointer-set.h.
5738 (variable): Change n_var_parts to char from int. Add
5739 cur_loc_changed and in_changed_variables fields.
5740 (variable_canonicalize): Remove.
5741 (shared_var_p): New inline function.
5742 (unshare_variable): Maintain cur_loc_changed and
5743 in_changed_variables fields. If var was in changed_variables,
5744 replace it there with new_var. Just copy cur_loc instead of
5745 resetting it to something else.
5746 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5747 (dataflow_set_union): Don't call variable_canonicalize.
5748 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5749 of their DEBUG_EXPR_TREE_DECLs.
5750 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5751 and in_changed_variables and cur_loc_changed is false.
5752 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5753 and cur_loc_changed. Don't update cur_loc here.
5754 (variable_merge_over_src): Don't call variable_canonicalize.
5755 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5756 removing loc that is equal to cur_loc, clear cur_loc,
5757 set cur_loc_changed and ensure variable_was_changed is called.
5758 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5759 compare pointers in cur_loc check, if it is equal to loc,
5760 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5761 (variable_different_p): Remove compare_current_location argument,
5762 don't compare cur_loc.
5763 (dataflow_set_different_1): Adjust variable_different_p caller.
5764 (variable_was_changed): If dv had some var in changed_variables
5765 already, reset in_changed_variables flag for it and propagate
5766 cur_loc_changed over to the new variable. On empty var
5767 always set cur_loc_changed. Set in_changed_variables on whatever
5768 var is added to changed_variables.
5769 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5770 Use shared_var_p. When removing loc that is equal to cur_loc,
5771 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5772 end, don't set it to something else, just call variable_was_changed.
5773 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5774 loc being removed, clear cur_loc and set cur_loc_changed.
5775 Set cur_loc_changed if all locations have been removed.
5776 (struct expand_loc_callback_data): New type.
5777 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5778 allocated. Always create SUBREGs if simplify_subreg failed.
5779 Prefer to use cur_loc, when that fails and still in
5780 changed_variables (and seen first time) recompute it. Set
5781 cur_loc_changed of variables which had to change cur_loc and
5782 compute elcd->cur_loc_changed if any of the subexpressions used
5783 had to change cur_loc.
5784 (vt_expand_loc): Adjust to pass arguments in
5785 expand_loc_callback_data structure.
5786 (vt_expand_loc_dummy): New function.
5787 (emitted_notes): New variable.
5788 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5789 that weren't used for any other decl in current
5790 emit_notes_for_changes call call vt_expand_loc_dummy to update
5791 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5792 first loc_chain location if NULL before. Always use just
5793 cur_loc instead of first loc_chain location. When cur_loc_changed
5794 is false, when not --enable-checking=rtl just don't emit any note.
5795 When rtl checking, compute the note and assert it is the same
5796 as previous note. Clear cur_loc_changed and in_changed_variables
5797 at the end before removing from changed_variables.
5798 (check_changed_vars_3): New function.
5799 (emit_notes_for_changes): Traverse changed_vars to call
5800 check_changed_vars_3 on each changed var.
5801 (emit_notes_for_differences_1): Clear cur_loc_changed and
5802 in_changed_variables. Recompute cur_loc of new_var.
5803 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5804 (vt_emit_notes): Initialize and destroy emitted_notes.
5806 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5808 PR rtl-optimization/42220
5809 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5810 Use verify_reg_tracked to determine if we should use OP_OUT rather
5812 (build_def_use): If we see an in-out operand for a register that we
5813 know nothing about, treat is an output if possible, fail the block if
5816 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5819 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5822 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5825 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5826 uses of relevant DEFs that are dead outside the loop too.
5828 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5830 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5832 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5834 * var-tracking.c (values_to_unmark): New variable.
5835 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5836 values_to_unmark vector. Moved body to...
5837 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5838 instead queue it into values_to_unmark vector.
5839 (vt_find_locations): Free values_to_unmark vector.
5841 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5843 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5844 (site.exp): Export them when plugins are enabled.
5846 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5849 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5851 (chrec_fold_multiply): Same.
5853 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5856 * c-decl.c (build_compound_literal): Return early if init is
5859 2010-03-04 Martin Jambor <mjambor@suse.cz>
5861 PR tree-optimization/43164
5862 PR tree-optimization/43191
5863 * tree-sra.c (type_consists_of_records_p): Reject records with
5864 zero-size bit-fields at the end.
5866 2010-03-04 Mike Stump <mikestump@comcast.net>
5868 * Makefile.in (TAGS): Remove *.y.
5870 2010-03-04 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/40761
5873 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5875 (my_rev_post_order_compute): New function.
5876 (init_pre): Call it.
5878 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5881 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5882 decrease the cost of an IV candidate when the cost is infinite.
5884 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5886 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5887 Use '3DNow!' for the extension of that name, ensure normal space
5889 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5891 2010-03-03 Jeff Law <law@redhat.com>
5893 * PR middle-end/32693
5894 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5895 than gen_rtx_SUBREG.
5896 (extract_bit_field_1): Likewise.
5898 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5900 * doc/sourcebuild.texi (Test directives): Document that arguments
5901 include-opts and exclude-opts are now optional for dg-skip-if,
5902 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5904 2010-03-03 Jason Merrill <jason@redhat.com>
5907 * cgraph.h (varpool_node): Add extra_name field.
5908 * varpool.c (varpool_extra_name_alias): New.
5909 (varpool_assemble_decl): Emit extra name aliases.
5910 (varpool_mark_needed_node): Look past an extra name alias.
5911 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5912 * lto-streamer-in.c (lto_input_tree): Read it.
5913 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5915 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5917 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5918 (sparc*-*-solaris2*): ...this.
5920 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5923 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5924 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5925 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5926 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5929 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5930 fallthrough to default handling, just with want_address 0 instead of 2.
5931 For single element lists, add_AT_loc directly, otherwise create an
5932 artificial variable DIE and stick location list to it.
5935 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5936 (VAL_EXPR_HAS_REVERSE): Define.
5937 (reverse_op): New function.
5938 (add_stores): For reversible operations add an extra MO_VAL_USE.
5940 2010-03-02 Jason Merrill <jason@redhat.com>
5942 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5944 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5946 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5947 (sparc64-*-linux*): Likewise.
5948 (sparc64-*-solaris2*): Include assembler files before linker ones.
5949 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5950 * config/sparc/gas.h: Delete.
5951 * config/sparc/sol2-64.h: Add copyright notice.
5952 * config/sparc/sol2-gas-bi.h: Likewise.
5953 * config/sparc/sol2-gld.h: Likewise.
5954 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5955 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5956 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5957 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5958 (sparc_elf_asm_named_section): Rename into...
5959 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5961 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5963 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5965 2010-03-02 Jeff Law <law@redhat.com>
5968 * reload1.c (rtx_p, substitute_stack): Declare.
5969 (substitute): Record addresses of changed rtxs.
5970 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5971 Restore the original rtx when complete.
5972 (reload): Free subsitute_stack when complete.
5974 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5976 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5977 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5979 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5980 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5981 Torture Tests): Change from subsection to section.
5983 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5984 Steven Bosscher <steven@gcc.gnu.org>
5986 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5989 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5992 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5993 the assignment from the new induction variable to the assignment
5994 of the value from the original loop PHI function.
5996 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5997 Daniel Jacobowitz <dan@codesourcery.com>
5999 * doc/sourcebuild.texi (Test directives): Clarify options to
6002 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6004 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6005 Disable cfi directives unless GCC and gas agree on using read-only
6006 .eh_frame sections for 64-bit.
6007 * configure: Regenerate.
6009 2010-03-01 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/43220
6012 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6013 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6015 2010-03-01 Richard Guenther <rguenther@suse.de>
6016 Martin Jambor <mjambor@suse.cz>
6019 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6020 gimplified parameters.
6022 2010-03-01 Christian Bruel <christian.bruel@st.com>
6024 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6026 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6028 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6030 2010-03-01 Richard Guenther <rguenther@suse.de>
6033 * expr.c (expand_assignment): Use the alias-oracle to tell
6034 if the rhs aliases the result decl.
6036 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6039 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6040 to sol_gt_pch_get_address.
6041 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6042 64-bit, SPARC and x86.
6043 (sol_gt_pch_get_address): New function.
6045 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6047 * toplev.h (inform_n, error_n): Declare.
6048 * diagnostic.c (inform_n, error_n): New function.
6050 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6052 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6053 has no rtl yet when processing local_decls, queue it and recheck
6054 if deferred stack allocation hasn't assigned it rtl.
6056 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6058 * config/sh/sh.c (unspec_bbr_uid): New.
6059 (gen_block_redirect): Use it instead of INSN_UID.
6060 (gen_far_branch): Likewise.
6062 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6064 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6065 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6067 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6069 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6070 (Warning Options): -Wno-conversion-null is valid for
6071 Objective-C++ as well.
6072 * doc/tm.texi (Named Address Spaces): Likewise.
6073 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6074 * doc/tree-ssa.texi (Tree SSA): Likewise.
6076 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6079 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6080 by default. Don't set the default arch for
6081 i[34567]86-*-darwin*|x86_64-*-darwin*.
6083 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6086 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6087 default. Set the default 32bit/64bit archs with $with_arch
6088 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6090 2010-02-27 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/43186
6093 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6094 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6095 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6096 unroller iterations.
6098 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6100 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6101 required and i[34567]86-*-* targets don't support 64bit ISA.
6103 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6106 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6109 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6111 * config.gcc: Set the default arch at least to Prescott for
6112 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6113 if SSE math is enabled.
6115 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6117 * diagnostic.c (diagnostic_initialize): Update.
6118 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6120 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6121 (diagnostic_inhibit_notes): New.
6122 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6124 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6127 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6128 * doc/standards.texi: Likewise.
6129 * doc/extend.texi: Likewise.
6130 * doc/trouble.texi: Likewise.
6131 * doc/cppopts.texi: Likewise.
6132 * doc/install.texi: Likewise.
6133 * c.opt (std=c90,std=gnu90): New options.
6134 * c-opts.c (c_common_handle_option): Handle them.
6136 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6139 * c-decl.c (undeclared_variable): Use an informative note.
6141 2010-02-26 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/43186
6144 * gimple.h (gimple_fold): Remove.
6145 * gimple.c (gimple_fold): Remove. Inline into single user ...
6146 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6147 Try harder for conditions.
6149 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6152 * function.c (used_types_insert): Don't skip through named pointer
6153 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6154 and it is different from the main variant's type.
6156 2010-02-26 Nick Clifton <nickc@redhat.com>
6158 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6160 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6162 * config.gcc: Support --with-fpmath=sse for x86.
6164 * config/i386/ssemath.h: New.
6166 * doc/install.texi (--with-fpmath=sse): Documented.
6168 2010-02-26 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/43188
6171 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6172 vector types of over-aligned element type.
6174 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6177 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6178 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6180 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6182 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6184 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6186 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6187 * var-tracking.c: Include diagnostic.h.
6188 (debug_dv): New function.
6189 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6192 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6193 (add_value_chain, add_value_chains, remove_value_chain,
6194 remove_value_chains): Handle DEBUG_EXPRs.
6195 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6198 * regcprop.c (struct queued_debug_insn_change): New type.
6199 (struct value_data_entry): Add debug_insn_changes field.
6200 (struct value_data): Add n_debug_insn_changes field.
6201 (debug_insn_changes_pool): New variable.
6202 (free_debug_insn_changes, apply_debug_insn_changes,
6203 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6204 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6205 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6207 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6209 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6210 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6211 changes, call cprop_find_used_regs via note_stores.
6212 (copyprop_hardreg_forward): When copying vd from predecessor
6213 which has any queued DEBUG_INSN changes, make sure the pointers are
6214 cleared. At the end call df_analyze and then if there are any
6215 DEBUG_INSN changes queued at the end of some basic block for still
6216 live registers, apply them.
6217 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6219 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6221 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6224 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6226 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6227 targets. Set the default with_cpu/with_arch from arch/cpu.
6228 Allow x86-64 and native for with_cpu/with_arch.
6230 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6232 * ebitmap.c: Change calls to verify_popcount with calls to
6233 sbitmap_verify_popcount.
6234 (ebitmap_clear_bit): Fixed map->cacheindex test and
6235 map>cache update when bit clearing results in an empty
6238 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6241 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6242 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6243 and support both V2DF and V2DI modes.
6244 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6245 support both V2DF and V2DI modes.
6246 (general): Delete trailing whitespace from a few patterns.
6248 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6249 V2DF/V2DI interleave high/low builtins.
6251 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6254 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6255 interleave high/low functions.
6257 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6259 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6260 #pragma extern_prefix.
6262 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6265 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6266 BLKmode, assert op0 is a MEM and just adjust its mode.
6269 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6270 if bitpos isn't multiple of mode's bitsize.
6272 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6274 * c.opt (-ftemplate-depth=): New.
6275 (-ftemplate-depth-): Deprecate.
6276 * optc-gen.awk: Handle -ftemplate-depth=.
6277 * opth-gen.awk: Likewise.
6278 * c-opts.c (c_common_handle_option): Likewise.
6279 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6281 2010-02-24 Jason Merrill <jason@redhat.com>
6283 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6285 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6287 * cfg.c (alloc_aux_for_block): Remove inline.
6288 (alloc_aux_for_edge): Likewise.
6290 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6292 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6294 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6296 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6297 * config/i386/sol2-gas.h: New file.
6298 * config.gcc (i[34567]86-*-solaris2*): Use it.
6300 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6303 * c-typeck.c (ep_convert_and_check): New.
6304 (build_conditional_expr): Use it.
6305 (build_binary_op): Likewise.
6307 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6309 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6312 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6313 bounds even for -O+.
6314 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6315 expr needs to have DECL_NAME set.
6317 2010-02-24 Nick Clifton <nickc@redhat.com>
6319 * config/mep/mep.c: Include gimple.h.
6320 (mep_function_uses_sp): Delete unused function.
6321 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6322 parameters. Use unsigned integers to count args. Return a
6323 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6325 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6328 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6329 greater or equal to nelt instead of 2 * nelt.
6330 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6333 2010-02-23 Jason Merrill <jason@redhat.com>
6336 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6337 in cfun->local_decls even if they have register types.
6340 * stor-layout.c (place_field): Don't warn about unnecessary
6341 DECL_PACKED if the type is packed.
6343 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6346 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6347 GOTOFF relocs, even when the base reg isn't pic pointer.
6349 2010-02-23 Michael Matz <matz@suse.de>
6352 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6353 (expand_gimple_basic_block): Generate and use debug temps if there
6354 are debug uses left after the last real use of TERed ssa names.
6355 Unlink debug immediate uses when they are expanded.
6357 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6360 * config/i386/i386.c (override_options): Reorganise to provide
6361 better error messages.
6363 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6366 * graphite-scop-detection.c (create_single_exit_edge): Move
6367 the call to find_single_exit_edge to....
6368 (create_sese_edges): ...here. Don't handle multiple edges
6369 exiting the function.
6370 (build_graphite_scops): Don't handle multiple edges
6371 exiting the function.
6373 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6376 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6377 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6379 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6382 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6384 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6387 * c-typeck.c (convert_arguments): Print declaration location.
6388 * c-common.c (validate_nargs): Rename as
6389 builtin_function_validate_nargs.
6390 (check_builtin_function_arguments): Update.
6392 2010-02-22 Richard Guenther <rguenther@suse.de>
6395 * tree-inline.c (declare_return_variable): Use the type of
6396 the call stmt lhs if available.
6398 2010-02-22 Duncan Sands <baldrick@free.fr>
6400 * passes.c (register_pass): Always consider all pass lists when
6401 ref_pass_instance_number is zero.
6403 2010-02-22 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/42749
6406 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6407 parameter. Do arithmetic in the original type.
6408 (update_accumulator_with_ops): Likewise.
6409 (adjust_accumulator_values): Adjust.
6411 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6413 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6414 (QI to BLKmode splitter): New splitter.
6416 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6418 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6419 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6421 2010-02-22 Richard Guenther <rguenther@suse.de>
6423 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6425 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6427 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6428 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6429 ($(T)crti.o, $(T)crtn.o): Remove rules.
6431 2010-02-21 Tobias Burnus <burnus@net-b.de>
6434 * doc/invoke.texi (-fassociative-math): Document that this
6435 option is automatically enabled for Fortran.
6437 2010-02-20 David S. Miller <davem@davemloft.net>
6439 * configure.ac: Test if linker and assembler properly support
6440 GOTDATA_OP relocations.
6441 * configure: Rebuild.
6442 * config.in: Likewise.
6443 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6444 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6445 (movsi_high_pic): Likewise.
6446 (movdi_lo_sum_pic): Likewise.
6447 (movdi_high_pic): Likewise.
6448 (movsi_pic_gotdata_op): New pattern.
6449 (movdi_pic_gotdata_op): Likewise.
6450 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6451 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6453 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6457 attribute to ssemul.
6458 (xop_mulv2div2di3_high): Ditto.
6460 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6463 * c.opt (Wconversion-null): New option.
6464 * doc/invoke.texi (Wconversion-null): Document.
6466 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6468 * common.opt (Wlarger-than-): Add Undocumented.
6470 2010-02-19 Mike Stump <mikestump@comcast.net>
6472 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6474 2010-02-19 Jason Merrill <jason@redhat.com>
6477 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6478 * configure: Likewise.
6480 2010-02-20 Alan Modra <amodra@gmail.com>
6483 * cgraph.h (cgraph_make_decl_local): Declare.
6484 * cgraph.c (cgraph_make_decl_local): New function.
6485 (cgraph_make_node_local): Use it.
6486 * cgraphunit.c (cgraph_function_versioning): Likewise.
6487 * ipa.c (function_and_variable_visibility): Likewise.
6489 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6492 * except.c (sjlj_emit_function_enter): Don't call
6493 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6495 * rtl.h (add_reg_br_prob_note): Remove prototype.
6497 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6500 * c-common.c (conversion_warning): Remove widening conversions
6501 before checking the conversion of integers to reals.
6503 2010-02-19 Mike Stump <mikestump@comcast.net>
6506 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6509 * cgraphunit.c (process_function_and_variable_attributes): Check
6510 DECL_PRESERVE_P instead of looking up attribute "used".
6511 * ipa-pure-const.c (check_decl): Likewise.
6512 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6513 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6514 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6515 instead of attribute "used".
6516 * config/sol2-c.c (solaris_pragma_init): Likewise.
6517 (solaris_pragma_fini): Likewise.
6519 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6521 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6522 Use XCNEW instead of xcalloc.
6523 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6524 XNEW instead of xmalloc.
6525 (get_fields): Use XNEWVEC instead of xmalloc.
6528 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6529 populate vars array.
6530 (create_new_general_access): For debug stmts just reset value.
6531 (get_stmt_accesses): For accesses within debug stmts just record them
6532 using add_access_to_acc_sites instead of preventing the peeling or
6533 counting them as accesses.
6536 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6538 2010-02-19 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/42916
6541 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6544 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6546 * configure.ac: Replace all uses of changequote in macro arguments
6547 with proper quoting.
6549 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6552 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6554 2010-02-19 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/42944
6557 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6558 test for aliasing with errno.
6560 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6563 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6564 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6565 * dojump.c: Include output.h.
6566 (inv): New inline function.
6567 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6568 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6569 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6570 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6571 argument, pass it down to other calls.
6572 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6573 add REG_BR_PROB note to the conditional jump.
6574 * cfgexpand.c (add_reg_br_prob_note): Removed.
6575 (expand_gimple_cond): Don't call it, add the probability
6576 as last argument to jumpif_1/jumpifnot_1.
6577 * Makefile.in (dojump.o): Depend on output.h.
6578 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6580 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6581 * stmt.c (do_jump_if_equal): Likewise.
6582 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6583 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6584 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6586 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6587 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6588 jumpifnot_1 callers.
6589 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6591 (store_expr): Adjust jumpifnot caller.
6592 (store_constructor): Adjust jumpif caller.
6595 * gimplify.c (gimple_boolify): For __builtin_expect call
6596 gimple_boolify also on its first argument.
6598 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6600 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6602 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6603 * configure: Regenerated.
6605 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6607 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6608 lang_hooks.types_compatible_p instead of comptypes.
6610 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6612 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6613 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6614 if __prefer_thumb__ is defined.
6616 2010-02-18 Martin Jambor <mjambor@suse.cz>
6618 PR tree-optimization/43066
6619 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6620 array with zero-sized element type.
6622 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6624 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6625 rtx, allocate struct var_loc_node here and return it to the
6626 caller, and only if it is actually needed.
6627 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6628 move it earlier and return immediately if it returns NULL.
6630 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6632 * config/sparc/gas.h: New file. Restore
6633 TARGET_ASM_NAMED_SECTION to its ELF default.
6634 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6636 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6637 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6638 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6639 after sparc/sysv4.h.
6641 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6643 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6645 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6647 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6648 patterns from predicated pattern.
6650 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6653 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6654 for insn mnemonic suffix.
6656 2010-02-17 Richard Guenther <rguenther@suse.de>
6658 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6661 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6664 * caller-save.c (save_call_clobbered_regs): If BB ends with
6665 a DEBUG_INSN, move any notes in between last real insn and the last
6666 DEBUG_INSN after the last DEBUG_INSN.
6668 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6670 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6671 Fix return type. Fix argument type. Explain meaning of return value.
6673 2010-02-16 Richard Guenther <rguenther@suse.de>
6675 PR tree-optimization/41043
6676 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6677 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6679 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6681 2010-02-16 Ira Rosen <irar@il.ibm.com>
6683 PR tree-optimization/43074
6684 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6685 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6686 vectorizable cycles in hybrid SLP check.
6687 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6689 2010-02-16 Richard Guenther <rguenther@suse.de>
6691 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6692 (true_dependence): If memrefs_conflict_p computes must-alias
6693 trust it. Move TBAA check after offset-based disambiguation.
6694 (canon_true_dependence): Likewise.
6696 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6698 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6699 * doc/invoke.texi: Document it.
6700 * var-tracking.c: Include toplev.h and params.h.
6701 (vt_find_locations): Return bool indicating success. Compute
6702 hash sizes unconditionally. Check new parameter, report.
6703 (variable_tracking_main_1): Check vt_find_locations results and
6704 retry. Renamed from...
6705 (variable_tracking_main): ... this. New wrapper to preserve
6706 flag_var_tracking_assignments.
6707 * Makefile.in (var-tracking.o): Adjust dependencies.
6709 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6710 Jakub Jelinek <jakub@redhat.com>
6713 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6714 if weak_import attribute is present.
6715 * config/darwin.c (machopic_select_section): Likewise.
6717 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6719 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6720 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6721 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6722 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6724 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6727 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6730 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6731 Rewrite text to refer to the names.
6733 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6735 * config/i386/i386-builtin-types.def
6736 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6737 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6738 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6739 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6740 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6741 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6742 IX86_BUILTIN_VPERMIL2PS256.
6743 (MULTI_ARG_4_DF2_DI_I): Defined.
6744 (MULTI_ARG_4_DF2_DI_I1): Defined.
6745 (MULTI_ARG_4_SF2_SI_I): Defined.
6746 (MULTI_ARG_4_SF2_SI_I1): Defined.
6747 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6748 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6749 __builtin_ia32_vpermil2ps256.
6750 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6751 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6752 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6753 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6754 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6755 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6756 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6757 CODE_FOR_xop_vpermil2v8sf3.
6758 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6759 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6760 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6761 (_mm256_permute2_pd): New.
6762 (_mm_permute2_ps): New.
6763 (_mm256_permute2_ps): New.
6765 2010-02-15 Nick Clifton <nickc@redhat.com>
6767 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6768 boolean parameters. Use emit_jump_insn when emitting a pop
6769 instruction containing a return insn.
6770 (push): Use 'true' rather than '1' as second parameter to F.
6771 (h8300_expand_prologue): Likewise.
6772 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6773 (h8300_expand_epilogue): Likewise.
6775 2010-02-15 Richard Guenther <rguenther@suse.de>
6778 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6781 2010-02-15 Nick Clifton <nickc@redhat.com>
6783 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6786 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6788 * intl.c (fake_ngettext): New function.
6789 * intl.h (fake_ngettext): Declare.
6790 (ngettext): Define macro.
6791 * collect2.c (notice_translated): New function.
6792 (main): Use notice_translated and ngettext.
6793 * collect2.h (notice_translated): Declare.
6795 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6797 * reorg.c (delete_computation): Comment fixes.
6798 * caller-save.c (setup_save_areas): Idem.
6799 * sel-sched-dump.c (dump_lv_set): Idem.
6802 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6804 * config/s390/s390.c (s390_sched_init): New function.
6805 (TARGET_SCHED_INIT): Target hook defined.
6807 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6808 Jack Howarth <howarth@bromo.med.uc.edu>
6809 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6812 Partial revert of unintended change in fix for PR41605.
6813 * config/darwin.h: Fix typo.
6814 * config/darwin9.h: Same.
6816 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6818 * c-pch.c (pch_init): Clear v.
6820 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6823 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6824 graphite_can_represent_init for MULT_EXPR.
6826 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6830 * graphite-sese-to-poly.c (remove_phi): New.
6831 (translate_scalar_reduction_to_array): Call remove_phi.
6833 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6836 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6837 * graphite-clast-to-gimple.h (gloog): Update declaration.
6838 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6839 * graphite-poly.h (struct poly_bb): Add missing comments.
6840 (struct scop): Add poly_scop_p field.
6842 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6843 * graphite.c (graphite_transform_loops): Build the polyhedral
6844 representation for each scop before code generation.
6845 * sese.c (rename_variables_in_operand): Removed.
6846 (rename_variables_in_expr): Return the renamed expression.
6847 (rename_sese_parameters): New.
6848 * sese.h (rename_sese_parameters): Declared.
6850 2010-02-11 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/42998
6853 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6854 POINTER_PLUS_EXPR properly.
6856 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6857 Changpeng Fang <changpeng.fang@amd.com>
6860 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6861 the cost of an IV candidate when the IV is used in a test against zero.
6863 * gcc.dg/tree-ssa/ivopts-3.c: New.
6865 2010-02-11 Richard Guenther <rguenther@suse.de>
6868 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6869 pointer-vs-decl case by swapping refs. Handle some cases
6870 of pointer-vs-decl disambiguations more conservatively.
6871 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6872 to false after expanding.
6874 2010-02-11 Richard Guenther <rguenther@suse.de>
6877 * gcc.c (process_command): Handle LTO file@offset case more
6880 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6882 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6883 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6885 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6887 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6888 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6889 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6890 Optimize eq/ne comparisons when both arguments are known to be
6892 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6893 Don't mask operands unnecessarily if they are known to be already
6896 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6898 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6901 2010-02-10 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/43017
6904 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6905 for wrapping signed arithmetic.
6907 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6910 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6911 if no debug info should be emitted for it.
6913 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6915 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6916 note when flag_exceptions is set.
6918 2010-02-10 Duncan Sands <baldrick@free.fr>
6920 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6922 2010-02-10 Richard Guenther <rguenther@suse.de>
6925 * tree.c (get_unwidened): Handle constants.
6926 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6928 2010-02-10 Martin Jambor <mjambor@suse.cz>
6931 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6932 check for variable argument counts independently.
6934 2010-02-10 Christian Bruel <christian.bruel@st.com>
6937 * config/sh/sh.c (find_barrier): Increase length for non delayed
6938 conditional branches.
6940 2010-02-10 Christian Bruel <christian.bruel@st.com>
6942 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6944 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6946 * builtins.c (set_builtin_user_assembler_name): Also handle
6947 ffs if int is smaller than word.
6949 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6952 * ira-conflicts.c (get_dup): Remove.
6953 (process_reg_shuffles): Add new parameter. Use it as an
6954 additional guard for copy generation.
6955 (add_insn_allocno_copies): Rewrite.
6957 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6959 * common.opt (fsched2-use-traces): Preserved for backward
6961 * doc/invoke.texi: Remove the documentation about option
6962 -fsched2-use-traces.
6963 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6964 flag_sched2_use_traces.
6965 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6966 the backward compatibility flag section.
6968 2010-02-09 Richard Guenther <rguenther@suse.de>
6970 PR tree-optimization/43008
6971 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6972 make HEAP variables initialized from global memory if they
6973 are not known builtin functions.
6974 (find_func_aliases): Adjust.
6976 2010-02-09 Richard Guenther <rguenther@suse.de>
6978 PR tree-optimization/43000
6979 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6980 arithmetic manually.
6982 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6984 PR tree-optimization/42931
6985 * tree-loop-linear.c (try_interchange_loops): Don't call
6986 double_int_mul if estimated_loop_iterations failed.
6988 2010-02-08 Martin Jambor <mjambor@suse.cz>
6991 * tree-sra.c (build_accesses_from_assign): Do not mark in
6992 should_scalarize_away_bitmap if stmt has volatile ops.
6993 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6996 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6998 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7000 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7002 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7005 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7008 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7010 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7013 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7014 to unknown_dependence.
7015 (graphite_legal_transform_dr): Handle the unknown_dependence.
7016 (graphite_carried_dependence_level_k): Same.
7018 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7020 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7022 2010-02-07 Richard Guenther <rguenther@suse.de>
7025 * expr.c (get_inner_reference): Always initialize *pbitsize.
7027 2010-02-07 Richard Guenther <rguenther@suse.de>
7030 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7031 new ARRAY_REFs on variable size element or minimal index arrays.
7033 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7034 gimple_fold_indirect_ref.
7036 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7039 * arm.c (arm_override_options): Just return if the user has specified
7040 an invalid fpu name.
7042 2010-02-03 Jason Merrill <jason@redhat.com>
7045 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7046 i386_pe_maybe_record_exported_symbol.
7048 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7051 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7052 (pa_delegitimize_address): New function.
7054 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7056 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7057 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7059 2010-02-05 Richard Guenther <rguenther@suse.de>
7062 * lto-streamer-in.c (get_resolution): Deal with references
7063 to undefined functions.
7065 2010-02-05 Richard Guenther <rguenther@suse.de>
7067 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7068 (fold_const_aggregate_ref): Likewise.
7069 (ccp_fold_stmt): Substitute loads.
7070 (maybe_fold_reference): Verify types before substituting.
7072 (fold_gimple_assign): Unshare properly.
7073 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7075 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7077 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7078 for rs6000_gen_cell_microcode.
7080 2010-02-04 Richard Guenther <rguenther@suse.de>
7082 PR rtl-optimization/42952
7083 * dse.c (const_or_frame_p): Remove MEM handling.
7085 2010-02-04 Nick Clifton <nickc@redhat.com>
7087 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7088 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7089 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7090 (mn10300_asm_output_mi_thunk): New function.
7091 (mn10300_can_output_mu_thunk): New function.
7092 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7093 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7094 (FUNCTION_ARG): Delete incorrect comment.
7096 2010-02-03 Jason Merrill <jason@redhat.com>
7099 * fold-const.c (operand_equal_p): Handle erroneous types.
7101 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7103 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7105 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7107 PR rtl-optimization/42941
7108 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7111 2010-02-03 Jason Merrill <jason@redhat.com>
7114 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7116 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7119 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7120 (cselib_reset_table): Renamed from...
7121 (cselib_reset_table_with_next_value): ... this.
7122 (cselib_get_next_uid): Renamed from...
7123 (cselib_get_next_unknown_value): ... this.
7124 * cselib.c (next_uid): Renamed from...
7125 (next_unknown_value): ... this.
7126 (cselib_clear_table): Adjust.
7127 (cselib_reset_table): Adjust. Renamed from...
7128 (cselib_reset_table_with_next_value): ... this.
7129 (cselib_get_next_uid): Adjust. Renamed from...
7130 (cselib_get_next_unknown_value): ... this.
7131 (get_value_hash): Use hash.
7132 (cselib_hash_rtx): Likewise.
7133 (new_cselib_val): Adjust. Set and dump uid.
7134 (cselib_lookup_mem): Pass next_uid as hash.
7135 (cselib_subst_to_values): Likewise.
7136 (cselib_log_lookup): Dump uid.
7137 (cselib_lookup): Pass next_uid as hash. Adjust.
7138 (cselib_process_insn): Adjust.
7139 (cselib_init): Initialize next_uid.
7140 (cselib_finish): Adjust.
7141 (dump_cselib_table): Likewise.
7142 * dse.c (canon_address): Dump value uid.
7143 * print-rtl.c (print_rtx): Print value uid.
7144 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7146 (dv_uid): New function, sort of renamed from...
7147 (dv_htab_hash): ... this, reimplemented in terms of it and...
7148 (dv_uid2hash): ... this. New.
7149 (variable_htab_eq): Drop excess assertions.
7150 (tie_break_pointers): Removed.
7151 (canon_value_cmp): Compare uids.
7152 (variable_post_merge_New_vals): Print uids.
7153 (vt_add_function_parameters): Adjust.
7154 (vt_initialize): Reset table. Adjust.
7156 2010-02-03 Richard Guenther <rguenther@suse.de>
7158 PR tree-optimization/42944
7159 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7160 (call_may_clobber_ref_p_1): Likewise. Properly handle
7161 malloc and calloc clobbering errno.
7163 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7165 * doc/invoke.texi: Fix name of sched1 dump.
7167 * opts.c (decode_options): Set flag_tree_switch_conversion
7168 only conditionally on optimize >= 2.
7170 * gcse.c: Assorted comment fixes in pass description.
7172 2010-02-03 Anthony Green <green@moxielogic.com>
7174 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7175 nop padding in order to maintain alignment of storage location of
7176 target function address.
7177 (moxie_trampoline_init): Store target function address at newly
7179 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7181 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7183 2010-02-03 Richard Guenther <rguenther@suse.de>
7186 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7188 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7190 * config.gcc: Reenable check for obsolete targets.
7191 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7192 mips-sgi-irix6.[0-4]*.
7194 2010-02-02 Nick Clifton <nickc@redhat.com>
7196 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7197 constant size of 4 as being the same as 0.
7198 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7199 can take values in the range 0..4.
7201 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7204 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7205 as _darwin10_Unwind_FindEnclosingFunction().
7206 * libgcc-libsystem.ver: New.
7208 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7211 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7212 implicitly set registers.
7214 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7216 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7217 (arm_override_options): Allow automatic selection of the thread
7218 pointer register if thumb2.
7219 (legitimize_pic_address): Improve code sequences for Thumb2.
7220 (arm_call_tls_get_addr): Likewise.
7221 (legitimize_tls_address): Likewise.
7222 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7223 (pic_load_addr_32bit): ... this. New named pattern.
7224 * thumb2.md (pic_load_addr_thumb2): Delete.
7225 (pic_load_dot_plus_four): Delete.
7226 (tls_load_dot_plus_four): New named pattern.
7228 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7231 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7232 Document fix for TLS bug.
7234 2010-01-31 Richard Guenther <rguenther@suse.de>
7236 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7237 conservatively correct.
7239 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7243 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7245 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7247 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7251 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7253 * config.gcc: Adjust order of makefile fragments for mingw targets.
7255 2010-01-31 Richard Guenther <rguenther@suse.de>
7258 * gimplify.c (gimplify_init_constructor): For volatile LHS
7259 initialize a temporary.
7261 2010-01-31 Matthias Klose <doko@ubuntu.com>
7263 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7265 * configure: Regenerate.
7267 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7269 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7270 the same alias set and their sizes different constantness.
7271 (aliasing_component_refs_p): Revert 2009-10-24 change.
7273 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7275 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7278 2010-01-29 Richard Guenther <rguenther@suse.de>
7280 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7281 Assert we successfully updated the call.
7283 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7285 PR rtl-optimization/42889
7286 * df.h (df_set_bb_dirty_nonlr): New prototype.
7287 * df-core.c (df_set_bb_dirty_nonlr): New function.
7288 * df-scan.c (df_insn_rescan): Call it instead of
7289 df_set_bb_dirty for DEBUG_INSNs.
7291 2010-01-29 Richard Guenther <rguenther@suse.de>
7294 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7295 quadratic behavior in most cases.
7297 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7301 in the call to gen_x86_movsicc_0_m1.
7303 2010-01-28 Richard Guenther <rguenther@suse.de>
7305 PR tree-optimization/42871
7306 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7308 2010-01-28 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7311 into call arguments.
7313 2010-01-28 Richard Guenther <rguenther@suse.de>
7316 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7317 the forwarder if the destination is an EH landing pad.
7319 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7321 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7322 block list passed to gimple_duplicate_sese_tail.
7323 (parallelize_loops): Avoid parallelization when the function
7325 Avoid parallelization when the preheader is IRREDUCIBLE.
7326 Try to optimize when estimated_loop_iterations_int is unresolved.
7327 Add the loop's location to the dump file.
7328 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7329 (gimple_duplicate_sese_tail): Remove the check for the latch.
7330 Redirect nexits to the exit block.
7331 Remove handling of the incoming edges to the latch.
7332 Redirect the backedge from the copied latch to the exit bb.
7334 2010-01-28 Michael Matz <matz@suse.de>
7337 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7338 Wrap force_reg into a sequence, emit it before user.
7340 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7342 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7344 (arm_legacy_rev): Likewise.
7345 (thumb_legacy_rev): Likewise.
7347 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7349 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7350 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7351 on MEM's address failed, try avoid_constant_pool_reference and
7352 recurse if it returned something different.
7353 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7354 address, try avoid_constant_pool_reference and recurse if it
7355 returned something different.
7356 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7357 address and avoid_constant_pool_reference returned something
7358 different, don't set have_address.
7360 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7363 * var-tracking.c (val_store): Add modified argument, obey it.
7365 (count_uses): Move down logging of main.
7366 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7367 don't need resolution.
7368 (emit_notes_in_bb): Likewise.
7370 2010-01-27 Richard Guenther <rguenther@suse.de>
7373 * tree-inline.c (remap_decl): Delay remapping of SSA name
7374 default definitions until we need them.
7376 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7378 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7379 (rs6000_delegitimize_address): New function.
7381 * config/s390/s390.c (s390_delegitimize_address): Call
7382 delegitimize_mem_from_attrs.
7385 * tree-inline.c (cannot_copy_type_1): Removed.
7386 (copy_forbidden): Don't forbid copying of functions containing
7387 records/unions with variable length fields.
7389 2010-01-27 Christian Bruel <christian.bruel@st.com>
7393 * config/sh/sh.c (find_barrier): Increase length for non delayed
7394 conditional branches.
7396 2010-01-27 Matthias Klose <doko@ubuntu.com>
7398 * configure.ac (gnu-unique-object): Fix ldd version check.
7399 * configure: Regenerate.
7401 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7403 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7405 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7406 Test for HAVE_GNU_AS value.
7408 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7410 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7411 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7412 INT64_TYPE): Define.
7413 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7414 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7415 INT_LEAST64_TYPE): Define.
7416 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7417 UINT_LEAST64_TYPE): Define.
7418 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7419 INT_FAST64_TYPE): Define.
7420 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7421 UINT_FAST64_TYPE): Define.
7422 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7423 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7424 (SIG_ATOMIC_TYPE): Define.
7426 2010-01-26 Richard Guenther <rguenther@suse.de>
7428 * df-scan.c (df_scan_set_bb_info): Remove assert.
7429 (df_insn_rescan_debug_internal): Merge asserts.
7430 (df_install_ref): Likewise.
7431 (df_mark_reg): Use bitmap_set_range.
7432 (df_hard_reg_used_p): Remove assert.
7433 (df_hard_reg_used_count): Likewise.
7435 2010-01-26 Richard Guenther <rguenther@suse.de>
7437 PR rtl-optimization/42685
7438 * web.c (web_main): Ignore DEBUG_INSNs.
7440 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7442 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7444 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7445 Fix types of fndecl and arglist parameters.
7447 2010-01-26 Richard Guenther <rguenther@suse.de>
7450 * tree-eh.c (unsplit_eh): Skip debug insns.
7452 2010-01-26 Richard Guenther <rguenther@suse.de>
7454 PR tree-optimization/42250
7455 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7457 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7460 * omp-low.c (expand_omp_sections): Only use single_pred if
7461 l2_bb is single_pred_p.
7463 2010-01-25 Christian Bruel <christian.bruel@st.com>
7466 * config/sh/sh.c (find_barrier): Increase length for non delayed
7467 conditional branches.
7468 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7470 2010-01-24 David S. Miller <davem@davemloft.net>
7472 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7473 define if not using GAS.
7474 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7475 Likewise. Delete SECTION_MERGE code, which is only applicable
7478 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7481 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7482 mangling of va_list in system headers.
7484 2010-01-23 Toon Moene <toon@moene.org>
7486 * tree-predcom.c (combine_chains): Return NULL, not false.
7488 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7490 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7491 initialization of variable res to agree with return type.
7493 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7495 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7496 * tree-sra.c: Add include of expr.h.
7498 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7500 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7501 insert the debug stmt on the single non-EH edge from the stmt.
7503 2010-01-22 Richard Henderson <rth@redhat.com>
7506 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7507 the RHS until after generate_subtree_copies has insertted its
7508 code before the current statement.
7510 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7512 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7514 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7516 2010-01-21 Martin Jambor <mjambor@suse.cz>
7518 PR tree-optimization/42585
7519 * tree-sra.c (struct access): New field grp_total_scalarization.
7520 (dump_access): Dump the new field.
7521 (should_scalarize_away_bitmap): New variable.
7522 (cannot_scalarize_away_bitmap): Likewise.
7523 (sra_initialize): Allocate new bitmaps.
7524 (sra_deinitialize): Free new bitmaps.
7525 (create_access_1): New function.
7526 (create_access): Parts moved to create_access_1.
7527 (type_consists_of_records_p): New function.
7528 (completely_scalarize_record): Likewise.
7529 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7530 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7531 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7533 (analyze_all_variable_accesses): Completely scalarize small eligible
7536 2010-01-21 Martin Jambor <mjambor@suse.cz>
7538 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7540 2010-01-21 Andrew Haley <aph@redhat.com>
7542 * gcc.c (process_command): Move lang_specific_driver before
7543 setting cc_libexec_prefix.
7545 2010-01-21 Richard Guenther <rguenther@suse.de>
7548 * fold-const.c (negate_expr_p): Pretend only negative
7549 real constants are easily negatable.
7551 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7552 Jason Merrill <jason@redhat.com>
7554 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7555 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7556 * calls.c (initialize argument_information): Handle it.
7557 * c-common.c (handle_transparent_union_attribute): Use new name.
7558 * c-decl.c (finish_struct): Ditto.
7559 * c-typeck.c (type_lists_compatible_p): Ditto.
7560 (convert_for_assignment): Use new name and also handle record.
7561 * function.c (aggregate_value_p): Handle it.
7562 (pass_by_reference): Ditto.
7563 (assign_parm_data_types): Ditto.
7564 * print-tree.c (print_node): Ditto.
7565 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7566 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7567 * tree.c (first_field): New fn.
7569 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7572 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7573 even when linking statically, for now.
7575 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7578 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7579 without a cselib val.
7580 (count_uses): Accept MO_VAL_SET with no val on stores.
7581 (add_stores): Likewise.
7583 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7585 * var-tracking.c (check_value_val): Add a compile time assertion.
7586 (dv_is_decl_p): Simplify.
7587 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7588 gcc_assert if ENABLE_CHECKING.
7590 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7593 * var-tracking.c: Include tree-flow.h.
7594 (mem_dies_at_call): New.
7595 (dataflow_set_preserve_mem_locs): Use it.
7596 (dataflow_set_remove_mem_locs): Likewise.
7597 (dump_var): Renamed from dump_variable. Adjust all callers.
7598 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7599 * Makefile.in (var-tracking.o): Adjust deps.
7601 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7603 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7605 2010-01-20 Richard Guenther <rguenther@suse.de>
7607 PR tree-optimization/42717
7608 * tree-ssa-dce.c (get_live_post_dom): Remove.
7609 (forward_edge_to_pdom): Take an arbitrary edge to copy
7610 degenerate PHI args from.
7611 (remove_dead_stmt): Use the first post-dominator even if it
7612 does not contain live statements as redirection destination.
7614 2010-01-20 Richard Guenther <rguenther@suse.de>
7616 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7618 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7620 * sel-sched.c (create_speculation_check): Remove set but not used
7622 (try_transformation_cache): Remove set but not used variable ds.
7623 (calculate_privileged_insns): Remove set but not used variables
7624 cur_insn and min_spec_insn.
7625 (find_best_expr): Remove set but not used variable avail_n.
7626 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7628 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7630 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7631 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7634 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7637 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7638 cpu types. Add support for *-sse3 cpu types.
7639 (x86_64-*-*): Ditto.
7641 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7644 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7645 argument, call initializer_constant_valid_p_1 instead of
7646 initializer_constant_valid_p, pass CACHE to it, return NULL
7647 immediately if first call returns NULL.
7648 (initializer_constant_valid_p_1): New function.
7649 (initializer_constant_valid_p): Use it.
7651 2010-01-20 Thomas Quinot <quinot@adacore.com>
7653 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7655 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7657 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7658 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7659 (loc_list_from_tree): Don't handle unsigned division. Handle
7660 signed modulo using DW_OP_{over,over,div,mul,minus}.
7661 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7662 modulo instead of signed.
7664 2010-01-20 DJ Delorie <dj@redhat.com>
7666 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7668 (h8300_emit_stack_adjustment): Propogate it.
7670 (h8300_expand_prologue): Likewise.
7671 (h8300_expand_epilogue): Likewise.
7673 2010-01-19 Michael Matz <matz@suse.de>
7675 PR tree-optimization/41783
7676 * tree-data-ref.c (toplevel): Include flags.h.
7677 (dump_data_dependence_relation): Also dump the inputs if the
7678 result will be unknown.
7679 (split_constant_offset_1): Look through some conversions.
7680 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7681 the offset from last element is too large.
7682 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7683 (reassociate_to_the_same_stmt): Handle vector registers.
7684 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7686 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7687 wide_prolog_niters argument, emit widening instructions.
7688 (vect_do_peeling_for_alignment): Adjust caller, use widened
7689 variant of the iteration cound.
7690 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7692 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7695 * config/arm/neon-testgen.m (emit_automatics): New parameter
7696 features. Adjust for Fixed_return_reg feature.
7697 (test_intrinsic): Call emit_automatics with new feature.
7698 * config/arm/neon.ml: Update copyright years.
7699 (features): New Fixed_return_reg feature.
7700 (ops): Update feature for Vget_low.
7702 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7704 PR tree-optimization/42719
7705 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7709 * fwprop.c (all_uses_available_at): Return false if def_set dest
7710 is a REG that is used in def_insn.
7712 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7714 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7716 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7719 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7721 * target.h (struct gcc_target) <secondary_reload>: Change type
7722 of last argument to secondary_reload_info *.
7724 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7727 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7728 memory references with unaligned offsets. Remove CQImode handling.
7729 (unaligned_memory_operand): Return 1 for memory references with
7730 unaligned offsets. Remove CQImode handling.
7732 2010-01-18 Richard Guenther <rguenther@suse.de>
7735 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7738 2010-01-18 Richard Guenther <rguenther@suse.de>
7740 PR tree-optimization/42781
7741 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7742 restrict processing only if the original variable was artificial.
7744 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7746 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7747 find number of popped argument bytes.
7749 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7750 Fix the text that describes the return value for invalid insns.
7752 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7754 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7755 Clarify what 'cost of the -dependence' is. Fix quoting.
7757 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7758 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7760 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7762 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7763 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7765 2010-01-17 Richard Guenther <rguenther@suse.de>
7768 * function.c (split_complex_args): Take a VEC to modify.
7769 (assign_parms_augmented_arg_list): Build a VEC instead of
7770 a chain of PARM_DECLs.
7771 (assign_parms_unsplit_complex): Take a VEC of arguments.
7772 Do not fixup unmodified parms.
7773 (assign_parms): Deal with the VEC.
7774 (gimplify_parameters): Likewise.
7776 2010-01-17 Richard Guenther <rguenther@suse.de>
7778 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7779 node existence check.
7780 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7781 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7782 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7783 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7784 (gimple_execute_on_growing_pred): Likewise.
7786 2010-01-17 Richard Guenther <rguenther@suse.de>
7788 PR tree-optimization/42773
7789 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7790 (compute_antic_aux): Likewise.
7791 (compute_partial_antic_aux): Likewise.
7793 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7796 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7799 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7801 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7804 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7805 Fix markup for strict argument.
7807 (TARGET_SCHED_REORDER2): Fix argument types.
7809 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7810 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7812 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7813 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7815 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7818 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7819 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7820 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7821 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7822 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7824 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7826 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7828 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7829 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7831 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7833 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7836 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7838 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7839 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7841 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7843 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7845 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7846 referring to it. Fix language.
7848 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7850 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7852 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7854 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7856 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7857 '@var{stream}. Remove stray 'and'.
7859 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7861 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7863 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7865 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7866 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7868 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7869 Fix description of return value.
7870 Rename argument "sz" to "len."
7872 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7873 Clarify meaning of 'true' return value.
7875 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7877 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7878 rep_mode versus mode_rep.
7880 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7882 (TARGET_BUILTIN_DECL): Fix name.
7884 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7886 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7888 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7890 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7892 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7894 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7897 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7898 Rename argument tm_fn to md_fn.
7900 (TARGET_OPTION_PRINT): Fix argument list.
7902 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7905 * config/i386/i386.c (ix86_fixup_binary_operands):
7906 Revert FMA4 fixup of operands.
7908 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7911 * Makefile.in (write_entries_to_file, install-plugin):
7912 Use \012 instead of \n with tr.
7914 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7916 * configure.ac (HAVE_AS_REF): New C macro.
7917 * configure: Regenerate.
7918 * config.in: Likewise.
7919 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7921 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7924 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7926 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7928 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7930 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7932 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7934 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7936 (TARGET_BINDS_LOCAL_P): Fix argument type.
7938 (TARGET_ASM_FILE_END): Use prototype.
7940 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7942 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7944 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7946 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7948 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7949 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7951 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7952 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7954 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7955 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7956 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7957 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7959 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7961 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7963 (TARGET_INIT_BUILTINS): Use prototype.
7965 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7966 Put 'const char *' in braces. Fix parameter types.
7967 (TARGET_INVALID_CONVERSION): Fix parameter types.
7968 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7969 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7971 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7974 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7976 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7978 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7980 * doc/tm.texi (TARGET_HELP): Fix return type.
7982 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7983 in braces. Fix argument types.
7985 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7987 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7989 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7991 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7992 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7994 (TARGET_MANGLE_TYPE): Fix argument types.
7996 (TARGET_IRA_COVER_CLASSES): Use prototype.
7998 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8000 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8002 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8004 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8006 (TARGET_CALLEE_COPIES): Fix argument types.
8008 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8010 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8012 (TARGET_FUNCTION_VALUE): Fix argument types.
8014 (TARGET_RETURN_IN_MSB): Fix argument type.
8016 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8018 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8020 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8022 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8023 agree with return type.
8025 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8027 2010-01-15 Jing Yu <jingyu@google.com>
8029 PR rtl-optimization/42691
8030 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8031 a pseudo to a constant and are merged, and adjust comments.
8033 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8035 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8037 2010-01-15 Richard Guenther <rguenther@suse.de>
8040 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8041 labels of computed or non-local gotos to the destination.
8042 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8043 landing pad label is the first label.
8045 2010-01-15 Richard Guenther <rguenther@suse.de>
8047 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8049 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8052 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8053 to allow generation of the xssqrtdp instruction on power7.
8054 (sqrtdf2_fpr): Ditto.
8056 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8059 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8060 functions with noreturn attribute.
8063 * varasm.c (declare_weak): Add weak attribute to decl if it
8064 doesn't have one already.
8065 (assemble_external): Only add decls to weak_decls if they also
8066 have weak attribute.
8068 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8070 * var-tracking.c (var_reg_delete): Don't delete the association
8071 between REGs and values or one-part variables if the register
8074 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8077 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8078 because its first operand is a non-localized variable.
8080 2010-01-14 Martin Jambor <mjambor@suse.cz>
8082 PR tree-optimization/42706
8083 * tree-sra.c (encountered_recursive_call): New variable.
8084 (encountered_unchangable_recursive_call): Likewise.
8085 (sra_initialize): Initialize both new variables.
8086 (callsite_has_enough_arguments_p): New function.
8087 (scan_function): Call decl and flags check only for IPA-SRA, check
8088 whether there is a recursive call and whether it has enough arguments.
8089 (all_callers_have_enough_arguments_p): New function.
8090 (convert_callers): Look for recursive calls only when
8091 encountered_recursive_call is set.
8092 (ipa_early_sra): Bail out either if
8093 !all_callers_have_enough_arguments_p or
8094 encountered_unchangable_recursive_call.
8096 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8098 * sel-sched.c: Add 2010 to copyright years.
8099 * sel-sched-ir.c: Likewise.
8100 * sel-sched-ir.h: Likewise.
8102 2010-01-14 Martin Jambor <mjambor@suse.cz>
8104 PR tree-optimization/42714
8105 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8106 constructors specially.
8108 2010-01-14 Andi Kleen <ak@linux.intel.com>
8110 * config/i386/drivers-i386.c (detect_caches_intel):
8111 Add l2sizekb parameter and fill in.
8112 (host_detect_local_cpu): Add l2sizekb, fill in.
8113 Add Atom small cache heuristic.
8115 2010-01-14 Andi Kleen <ak@linux.intel.com>
8117 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8118 Add level3 parameter and fill in.
8119 (detect_caches_intel): Handle level3 cache.
8121 2010-01-14 Andi Kleen <ak@linux.intel.com>
8123 * config/i386/drivers-i386.c (host_detect_local_cpu):
8124 Fix core duo detection.
8126 2010-01-14 Andi Kleen <ak@linux.intel.com>
8128 * config/i386/drivers-i386.c (host_detect_local_cpu):
8131 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8133 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8134 (rs6000_variable_issue_1): this. Use...
8135 (rs6000_variable_issue): here. Reimplement. Print debug info.
8137 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8139 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8140 sel_restore_notes. Update all callers. Call reemit_notes
8143 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8145 PR rtl-optimization/42246
8146 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8149 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8151 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8152 all successors is the same as number of successors in current region.
8154 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8156 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8157 to rename is not separable. Otherwise check that its LHS is not NULL.
8159 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8161 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8163 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8165 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8166 available registers when failed to discover LHS register class.
8167 Fix indentation. Update comment.
8169 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8170 Alexander Monakov <amonakov@ispras.ru>
8172 PR rtl-optimization/42389
8173 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8175 (advance_state_on_fence): Likewise.
8176 (sel_target_adjust_priority): Print debug output only when
8177 sched_verbose >= 4, not 2.
8178 (get_expr_cost): Do not issue all unique insns on the next cycle.
8179 (fill_insns): Initialize can_issue_more from the value saved
8181 * sel-sched-ir.c (flist_add): New parameter issue_more.
8182 Init FENCE_ISSUE_MORE with it.
8183 (merge_fences): Likewise.
8184 (init_fences): Update call to flist_add.
8185 (add_to_fences, add_clean_fence_to_fences)
8186 (add_dirty_fence_to_fences): Likewise.
8187 (move_fence_to_fences): Update call to merge_fences.
8188 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8190 * sel-sched-ir.h (struct _fence): New field issue_more.
8191 (FENCE_ISSUE_MORE): New accessor macro.
8193 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8195 PR rtl-optimization/42388
8196 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8197 that have no predecessors nor successors. Do not call move_bb_info
8198 for empty blocks outside of current region.
8200 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8202 PR rtl-optimization/42294
8203 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8204 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8205 originators' originators.
8207 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8209 PR rtl-optimization/39453
8210 PR rtl-optimization/42246
8211 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8213 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8215 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8216 Alexander Monakov <amonakov@ispras.ru>
8219 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8220 (maybe_tidy_empty_bb): ... here. Make static. Add new
8221 argument. Update all callers.
8222 (tidy_control_flow): ... and here. Recompute topological order
8223 of basic blocks in region if necessary.
8224 (sel_redirect_edge_and_branch): Change return type. Return true
8225 if topological order might have been invalidated.
8226 (purge_empty_blocks): Export and move from...
8227 * sel-sched.c (purge_empty_blocks): ... here.
8228 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8229 (maybe_tidy_empty_bb): Delete prototype.
8230 (purge_empty_blocks): Declare.
8232 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8234 PR rtl-optimization/42249
8235 * sel-sched.c (try_replace_dest_reg): When chosen register
8236 and original register is the same, do not bail out early, but
8237 still check all original insns for validity of replacing destination
8238 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8241 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8244 Port from no-undefined-overflow branch:
8245 2009-03-09 Richard Guenther <rguenther@suse.de>
8247 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8249 2010-01-14 Richard Guenther <rguenther@suse.de>
8252 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8254 2010-01-14 Ira Rosen <irar@il.ibm.com>
8256 PR tree-optimization/42709
8257 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8258 as scalar type in creation of constant vector operand.
8260 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8263 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8264 (check-parallel-%): Match `testsuite' directory component only
8267 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8269 PR translation/39521
8270 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8273 2010-01-13 Richard Guenther <rguenther@suse.de>
8275 PR tree-optimization/42730
8276 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8279 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8282 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8283 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8286 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8288 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8289 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8290 ___umulsi3_highpart.
8292 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8293 rather than schedule_insns if the pass is enabled.
8295 2010-01-13 Martin Jambor <mjambor@suse.cz>
8297 PR tree-optimization/42704
8298 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8301 2010-01-13 Martin Jambor <mjambor@suse.cz>
8303 PR tree-optimization/42703
8304 * tree-sra.c (analyze_access_subtree): Check that we can build a
8305 reference to the original data within the aggregate.
8307 2010-01-13 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/42705
8310 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8312 2010-01-13 Richard Guenther <rguenther@suse.de>
8315 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8317 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8320 * var-tracking.c (values_to_unmark): New variable.
8321 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8322 values_to_unmark vector. Moved body to...
8323 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8324 instead queue it into values_to_unmark vector.
8325 (vt_find_locations): Free values_to_unmark vector.
8327 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8329 * config/s390/s390.c (override_options): Set
8330 default of max-pending-list-length to 256
8332 2010-01-13 Richard Guenther <rguenther@suse.de>
8335 * tree-pass.h (PROP_gimple_lcx): New.
8336 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8337 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8338 before the final cleanup_eh.
8339 (dump_properties): Dump PROP_gimple_lcx.
8340 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8341 (tree_lower_complex_O0): Remove.
8342 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8343 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8344 tree_lower_complex, schedule TODO_update_ssa.
8345 * lto-streamer-out.c (output_function): Stream the functions
8347 * lto-streamer-in.c (input_function): Likewise.
8348 (lto_read_body): Do not override them here.
8350 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8353 * c-typeck.c (build_c_cast): Fold value cast to union type before
8354 wrapping it in a CONSTRUCTOR.
8356 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8358 PR rtl-optimization/42699
8359 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8362 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8364 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8365 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8366 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8367 SUBTARGET_WARN_UNUSED_SPEC): ... here
8368 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8370 2010-01-12 Julian Brown <julian@codesourcery.com>
8372 * config/arm/neon-schedgen.ml (Utils): Don't try to
8373 open missing module.
8374 (find_with_result): New.
8376 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8379 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8380 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8382 PR tree-optimization/42645
8383 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8384 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8385 decl_map, set processing_debug_stmt to -1 and return name without
8388 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8390 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8391 binutils version, and reword target configuration description.
8393 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8395 * config/avr/avr.h (LINKER_NAME): Remove.
8397 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8400 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8401 that support VSX, warn for -mno-altivec if vsx is not disabled,
8404 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8405 Shujing Zhao <pearly.zhao@oracle.com>
8407 PR translation/42469
8408 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8409 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8410 character between option name and help text.
8411 * c.opt (imultilib): Likewise.
8413 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8415 * lto-streamer-out.c (output_unreferenced_globals): Output static
8418 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8420 PR rtl-optimization/42621
8421 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8422 optimizing for size.
8423 (duplicate_computed_gotos): Remove now-redundant check.
8425 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8428 * configure.ac: Save and restore LDFLAGS and LIBS
8429 * configure: Regenerate.
8431 2010-01-10 Richard Guenther <rguenther@suse.de>
8434 * builtins.c (fold_builtin_strlen): Add type argument and
8435 convert the resulting length to it.
8436 (fold_builtin_1): Adjust.
8438 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8440 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8441 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8443 (num_insns_constant_wide): Adjust for that change.
8445 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8448 * web.c (union_defs): Add used argument, to combine uses of
8450 (entry_register): Adjust type and tests of used argument.
8451 (web_main): Widen used for new use. Pass it to union_defs.
8452 * df.h (union_defs): Adjust prototype.
8454 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8457 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8458 uses in new incoming argument. Free body.
8459 (reset_debug_uses_in_loop): New.
8460 (analyze_insn_to_expand_var): Call the latter if the former found
8461 anything. Fix whitespace. Reject invalid dest overlaps before
8462 going through all insns in the loop.
8464 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8467 * haifa-sched.c (dying_use_p): Debug insns don't count.
8469 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8472 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8473 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8474 (verify_gimple_call): Reject LHS in noreturn calls.
8476 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8480 * tree-vect-loop-manip.c (adjust_info): New type.
8481 (adjust_vec): New pointer to vector.
8482 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8483 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8484 (slpeel_update_phis_for_duplicate_loop): Use them.
8485 (slpeel_update_phi_nodes_for_guard1): Likewise.
8486 (slpeel_update_phi_nodes_for_guard2): Likewise.
8487 (slpeel_tree_peel_loop_to_edge): Likewise.
8488 (vect_update_ivs_after_vectorizer): Likewise.
8490 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8492 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8493 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8495 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8497 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8498 bogus uninitialized warning.
8500 2010-01-09 Richard Guenther <rguenther@suse.de>
8503 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8504 the evolution is compatible with the initial condition.
8506 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8508 * gcc.c (process_command): Update copyright notice dates.
8509 * gcov.c (print_version): Likewise.
8510 * gcov-dump.c (print_version): Likewise.
8511 * mips-tfile.c (main): Likewise.
8512 * mips-tdump.c (main): Likewise.
8514 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8517 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8519 (rotlhi3_8): Delete.
8521 (rotlsi3_8): Delete.
8522 (rotlsi3_16): Delete.
8523 (rotlsi3_24): Delete.
8525 (*rotw<mode>3): New.
8526 (*rotb<mode>3): New.
8527 * config/avr/avr.c (avr_rotate_bytes): New function.
8528 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8530 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8533 * configure.ac: Modify -rdynamic check.
8534 * configure: Regenerate.
8536 2010-01-08 DJ Delorie <dj@redhat.com>
8538 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8539 register popping order.
8541 2010-01-08 Richard Guenther <rguenther@suse.de>
8544 * c.opt (fsigned-char): Also let LTO handle this option.
8545 (funsigned-char): Likewise.
8547 2010-01-07 Richard Guenther <rguenther@suse.de>
8549 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8550 (gimple_op): Likewise.
8551 (gimple_op_ptr): Likewise.
8552 (gimple_assign_set_lhs): Remove gcc_assert.
8553 (gimple_assign_set_rhs1): Likewise.
8554 (gimple_assign_set_rhs2): Likewise.
8555 (gimple_call_set_lhs): Likewise.
8556 (gimple_call_set_fn): Likewise.
8557 (gimple_call_set_fndecl): Likewise.
8558 (gimple_call_fndecl): Likewise.
8559 (gimple_call_return_type): Likewise.
8560 (gimple_call_set_chain): Likewise.
8561 (gimple_call_num_args): Likewise.
8562 (gimple_call_set_arg): Likewise.
8563 (gimple_cond_set_code): Likewise.
8564 (gimple_cond_set_lhs): Likewise.
8565 (gimple_cond_set_rhs): Likewise.
8566 (gimple_cond_set_true_label): Likewise.
8567 (gimple_cond_set_false_label): Likewise.
8568 (gimple_label_set_label): Likewise.
8569 (gimple_goto_set_dest): Likewise.
8570 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8571 (gimple_debug_bind_get_value): Likewise.
8572 (gimple_debug_bind_get_value_ptr): Likewise.
8573 (gimple_debug_bind_set_var): Likewise.
8574 (gimple_debug_bind_set_value): Likewise.
8575 (gimple_debug_bind_reset_value): Likewise.
8576 (gimple_debug_bind_has_value_p): Likewise.
8577 (gimple_return_retval_ptr): Remove gcc_assert.
8578 (gimple_return_retval): Likewise.
8579 (gimple_return_set_retval): Likewise.
8580 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8581 (safe_referenced_var_iterator): Remove.
8582 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8583 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8584 (fill_referenced_var_vec): Remove.
8585 (first_readonly_imm_use): Remove redundant gcc_assert.
8586 (phi_arg_index_from_use): Combine gcc_asserts.
8587 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8588 (first_imm_use_stmt): Remove redundant gcc_assert.
8589 * tree-cfg.c (verify_gimple_call): Verify function and chain
8590 operands. Verify arguments.
8591 (verify_types_in_gimple_stmt): Verify condition code and labels.
8593 2010-01-07 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/42641
8596 * sese.c (rename_map_elt_info): Use the SSA name version, do
8599 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8601 PR tree-optimization/42625
8602 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8603 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8605 2010-01-07 Duncan Sands <baldrick@free.fr>
8607 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8609 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8612 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8613 note itself is not function_invariant_p.
8615 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8617 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8618 Do not add the DF_NOTE problem.
8619 * store-motion.c (execute_rtl_store_motion): Likewise.
8621 2010-01-07 Martin Jambor <mjambor@suse.cz>
8623 PR tree-optimization/42157
8624 * tree-sra.c (compare_access_positions): Stabilize sort if both
8625 accesses have integer types, return zero immediately if they are the
8628 2010-01-06 Richard Henderson <rth@redhat.com>
8631 * haifa-sched.c (add_to_note_list): Merge into ...
8632 (concat_note_lists): ... here, and ...
8633 (unlink_other_notes, rm_other_notes): Merge into...
8634 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8635 NOTE_INSN_EPILOGUE_BEG.
8637 2010-01-06 Richard Guenther <rguenther@suse.de>
8639 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8640 not inline regular functions into always-inline functions.
8642 2010-01-06 Nick Clifton <nickc@redhat.com>
8644 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8645 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8647 (OVERRIDE_OPTIONS): Delete.
8648 (OPTIMIZATION_OPTIONS): Define.
8649 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8650 * config/rx/rx.c (rx_handle_option): Issue an error message if
8651 -mcpu=rx200 and -fpu are used together.
8652 (rx_set_optimization_options): New function. Issue an error
8653 message if an optimization attribute attempts to reset the FPU/
8654 math optimization pairing.
8655 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8656 * config/rx/rx.opt: Set the default to 32-bit doubles.
8657 * config/rx/t-rx: Add multilibs for -nofpu option.
8658 * doc/invoke.texi: Update documentation of RX options.
8660 2010-01-06 Richard Guenther <rguenther@suse.de>
8662 * tree-ssa-pre.c (name_to_id): New global.
8663 (alloc_expression_id): Simplify SSA name handling.
8664 (lookup_expression_id): Likewise.
8665 (init_pre): Zero name_to_id.
8666 (fini_pre): Free it.
8668 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8670 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8672 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8675 * config/i386/sse.md (smaxv2di3): New.
8676 (umaxv2di3): Likewise.
8677 (sminv2di3): Likewise.
8678 (uminv2di3): Likewise.
8680 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8683 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8684 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8685 (legitimize_tls_address): Likewise.
8686 (sparc_tls_referenced_p): Likewise.
8687 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8688 and adjust calls to legitimize_pic_address.
8689 (legitimate_constant_p) Use sparc_tls_referenced_p.
8690 (legitimate_pic_operand_p): Likewise.
8691 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8692 (sparc_tls_symbol_ref_1): Delete.
8693 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8694 (legitimize_tls_address): Make static, handle CONST patterns.
8695 (legitimize_pic_address): Make static, remove unused parameter and
8696 adjust recursive calls.
8697 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8698 and adjust call to legitimize_pic_address.
8699 (sparc_output_mi_thunk): Likewise.
8701 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8702 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8706 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8707 operands to make them signed.
8710 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8713 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8714 GTU to GT for V4SI and V2DI.
8716 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8717 (umin<mode>3): Removed.
8719 (uminv4si3): Likewise.
8721 2010-01-05 Martin Jambor <mjambor@suse.cz>
8723 PR tree-optimization/42462
8724 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8725 current_function_decl to helper functions and macros.
8727 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8730 * flags.h: Don't include real.h.
8731 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8732 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8733 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8734 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8735 * dominance.c: Update copyright.
8736 * gimple.c (walk_gimple_op): Remove inline.
8737 * tree-ssa-reassoc.c: Include real.h.
8738 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8739 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8741 2010-01-05 Nick Clifton <nickc@redhat.com>
8743 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8744 register to push into the stack frame when the accumulator has to
8745 be saved during interrupts.
8747 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8749 * doc/invoke.texi: Remove the documentation about option
8751 * common.opt (Wunreachable-code): Preserved for backward
8753 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8754 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8755 the backward compatibility flag section.
8757 2010-01-05 Richard Guenther <rguenther@suse.de>
8759 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8761 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8764 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8766 PR tree-optimization/42508
8767 * tree-sra.c (convert_callers): Check for recursive call
8768 by comparing cgraph nodes instead of decls.
8769 (modify_function): Call ipa_modify_formal_parameters also
8770 on all same_body aliases.
8772 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8773 cgraph nodes when checking for same_body aliases.
8775 2010-01-05 Richard Guenther <rguenther@suse.de>
8777 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8778 allocation and lookup.
8779 (get_or_alloc_expr_for_constant): Likewise.
8780 (phi_translate): Sink allocation.
8782 2010-01-04 Richard Guenther <rguenther@suse.de>
8784 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8785 a new entry only if needed.
8786 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8787 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8789 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8791 (phi_translate): Handle CONSTANTs early.
8793 2010-01-04 Martin Jambor <mjambor@suse.cz>
8795 PR tree-optimization/42398
8796 * tree-sra.c (struct access): Removed flag grp_different_types.
8797 (dump_access): Do not dump the removed flag.
8798 (sort_and_splice_var_accesses): Do not set the removed flag.
8799 (sra_modify_expr): Check for type compatibility directly.
8801 2010-01-04 Martin Jambor <mjambor@suse.cz>
8803 PR tree-optimization/42366
8804 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8805 edges with variable number of parameters.
8806 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8807 flag instead of asserting it.
8808 (ipa_read_node_info): Read uses_analysis_done flag.
8810 2010-01-04 Richard Guenther <rguenther@suse.de>
8812 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8813 iterative_hash_* as intended.
8814 (vn_reference_compute_hash): Likewise. Simplify hashing
8816 (vn_reference_lookup_2): Likewise.
8817 (vn_nary_op_compute_hash): Likewise.
8818 (vn_phi_compute_hash): Likewise.
8819 (expressions_equal_p): Remove strange code.
8820 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8821 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8822 (bitmap_insert_into_set_1): Take value-id as parameter.
8823 (add_to_value): Pass it.
8824 (bitmap_insert_into_set): Likewise.
8825 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8827 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8830 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8831 (do_self_spec): For switches with SWITCH_IGNORE set set also
8832 SWITCH_IGNORE_PERMANENTLY.
8833 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8836 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8838 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8839 tree of an unreferenced global var.
8841 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8844 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8845 GTU to GT for V4SI and V2DI.
8847 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8848 (umin<mode>3): Removed.
8850 (uminv4si3): Likewise.
8852 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8855 * collect2.c (main): Turn on trace in collect2 if -v is passed
8858 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8860 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8861 description of expression operand.
8863 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8865 * configure.ac: Add install-html to target_list for Make-hooks.
8866 * configure: Regenerate.
8867 * fortran/Make-lang.in (F95_HTMLFILES): New.
8868 (fortran.html): Use it.
8869 (fortran.install-html): New.
8870 * Makefile.in (install-html): Add lang.install-html.
8871 * java/Make-lang.in (JAVA_HTMLFILES): New.
8872 (java.html): Use it.
8873 (java.install-html): New.
8874 * objc/Make-lang.in (objc.install-html): New.
8875 * objcp/Make-lang.in (obj-c++.install-html): New.
8876 * cp/Make-lang.in (c++.install-html): New.
8877 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8878 * lto/Make-lang.in (lto.install-html): New.
8880 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8883 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8885 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8887 PR rtl-optimization/41862
8888 * store-motion.c (store_killed_in_insn, compute_store_table,
8889 remove_reachable_equiv_notes, replace_store_insn,
8890 build_store_vectors): Ignore all DEBUG_INSNs.
8892 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8895 * common.opt: Add dumpdir.
8897 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8899 (option_map): Add --dumpdir.
8901 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8903 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8905 * opts.c (decode_options): Try dump_dir_name first if
8906 dump_base_name isn't an absolute path.
8907 (common_handle_option): Handle OPT_dumpdir.
8909 * toplev.c (dump_dir_name): New.
8910 (print_switch_values): Also ignore -dumpdir.
8912 * toplev.h (dump_dir_name): New.
8914 2010-01-03 Richard Guenther <rguenther@suse.de>
8916 PR tree-optimization/42589
8917 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8918 double-word expansion of bswap32.
8920 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8922 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8923 with BLOCK_FOR_INSN.
8924 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8925 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8926 noce_process_if_block): Likewise.
8927 * gcse.c (compute_local_properties, insert_expr_in_table,
8928 insert_set_in_table, canon_list_insert, find_avail_set,
8929 pre_insert_copy_insn): Likewise.
8931 * basic-block.h (BLOCK_NUM): Move from here...
8932 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8934 2010-01-03 Richard Guenther <rguenther@suse.de>
8936 PR tree-optimization/42438
8937 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8938 contains_may_not_return_call flag.
8939 (BB_MAY_NOTRETURN): New.
8940 (valid_in_sets): Trapping nary operations are not valid
8941 in blocks that may not return.
8942 (insert_into_preds_of_block): Remove check for trapping expressions.
8943 (compute_avail): Compute also BB_MAY_NOTRETURN.
8945 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8947 * doc/invoke.texi: Add 2010 to copyright years.
8949 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8951 * config/sparc/sparc.c: Fix formatting nits.
8953 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8954 Alexander Monakov <amonakov@ispras.ru>
8956 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8958 2010-01-02 Richard Guenther <rguenther@suse.de>
8961 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8962 (simplify_switch_using_ranges): Mark to be removed edges
8965 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8967 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8969 * collect2.c (scan_libraries): Add missing argument in call to
8972 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8975 * config/alpha/predicates.md (aligned_memory_operand): Return false
8977 (unaligned_memory_operand): Return true for CQImode.
8978 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8979 doesn not cross aligned SImode word boundary.
8981 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8983 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8985 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8986 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8988 2010-01-02 Richard Guenther <rguenther@suse.de>
8991 * toplev.c (compile_file): Emit LTO marker properly. Change
8993 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8995 2010-01-01 Richard Guenther <rguenther@suse.de>
8998 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9000 2010-01-01 Richard Guenther <rguenther@suse.de>
9003 * c-decl.c (grokdeclarator): For zero-size arrays force
9004 structural equality checks as layout_type does.
9006 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9008 * builtins.c: Update copyright to 2010.
9010 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9013 * lto-streamer-out.c (produce_asm): Revert the last change.
9014 (copy_function): Likewise.
9016 * lto-streamer.c (lto_get_section_name): Skip any leading
9019 2010-01-01 Richard Guenther <rguenther@suse.de>
9022 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9026 Copyright (C) 2010 Free Software Foundation, Inc.
9028 Copying and distribution of this file, with or without modification,
9029 are permitted in any medium without royalty provided the copyright
9030 notice and this notice are preserved.