1 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
4 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
5 in addition to TREE_USED, to avoid "set but unused" warnings.
7 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
9 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
10 (is_loop_prefetching_profitable): Do not insert prefetches
11 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
12 times the prefetch ahead distance.
14 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
16 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
17 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
18 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
21 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
23 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
24 a diagnostic info when the insn-to-mem ratio is too small.
26 2010-05-07 Richard Guenther <rguenther@suse.de>
28 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
30 (store_arg): Queue temp_filename for deletion instead of
33 2010-05-07 Richard Guenther <rguenther@suse.de>
35 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
36 (run_gcc): Handle LTRANS phase invocation.
37 * collect2.c (maybe_run_lto_and_relink): Do not set
40 2010-05-07 Jakub Jelinek <jakub@redhat.com>
42 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
43 this is also meaningful on PARM_DECLs and RESULT_DECLs.
45 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
47 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
49 2010-05-07 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/44020
52 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
53 code when PRE is not yet initialized.
55 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57 * config/mips/dbxmdebug.h: Remove.
58 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
60 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
62 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
63 with null pointer and also warn about ordered comparison of zero with
66 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
69 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
70 * graphite-clast-to-gimple.c
71 (clast_to_gcc_expression): Same.
72 (precision_for_value): Same.
73 (precision_for_interval): Same.
74 (gcc_type_for_interval): Same.
75 (graphite_create_new_guard): Same.
76 (compute_bounds_for_level): Same.
77 (graphite_create_new_loop_guard): Same.
78 * graphite-interchange.c
79 (build_linearized_memory_access): Same.
80 (pdr_stride_in_loop): Same.
81 (memory_strides_in_loop_1): Same.
82 (memory_strides_in_loop): Same.
83 (extend_scattering): Same.
84 (psct_scattering_dim_for_loop_depth): Same.
85 (pbb_number_of_iterations): Same.
87 (debug_iteration_domains): Same.
89 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
90 (ppl_set_inhomogeneous_gmp): Same.
91 (ppl_strip_loop): Same.
92 (ppl_lexico_compare_linear_expressions): Same.
93 (ppl_read_polyhedron_matrix): Same.
94 (ppl_max_for_le_pointset): Same.
96 (ppl_read_polyhedron_matrix): Same.
97 (tree_int_to_gmp): Same.
98 (gmp_cst_to_tree): Same.
99 (ppl_set_inhomogeneous): Same.
100 (ppl_set_inhomogeneous_tree): Same.
101 (ppl_set_coef): Same.
102 (ppl_set_coef_tree): Same.
103 * graphite-sese-to-poly.c
104 (build_pbb_scattering_polyhedrons): Same.
105 (build_scop_scattering): Same.
106 (scan_tree_for_params_right_scev): Same.
107 (scan_tree_for_params): Same.
108 (find_params_in_bb): Same.
109 (find_scop_parameters): Same.
110 (add_upper_bounds_from_estimated_nit): Same.
111 (build_loop_iteration_domains): Same.
112 (add_condition_to_domain): Same.
113 (pdr_add_memory_accesses): Same.
115 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
117 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
118 CLooG's value_* macros to their respective mpz_* counterparts.
119 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
120 (graphite_create_new_loop_guard): Same.
121 * graphite-interchange.c (build_linearized_memory_access): Same.
122 (pdr_stride_in_loop): Same.
123 (memory_strides_in_loop_1): Same.
124 (1st_interchange_profitable_p): Same.
125 * graphite-poly.c (extend_scattering): Same.
126 (psct_scattering_dim_for_loop_depth): Same.
127 (pbb_number_of_iterations): Same.
128 (pbb_number_of_iterations_at_time): Same.
129 * graphite-poly.h (new_1st_loop): Same.
130 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
131 (oppose_constraint): Same.
132 (insert_constraint_into_matrix): Same.
133 (ppl_set_inhomogeneous_gmp): Same.
134 (ppl_set_coef_gmp): Same.
135 (ppl_strip_loop): Same.
136 (ppl_lexico_compare_linear_expressions): Same.
137 (ppl_max_for_le_pointset): Same.
138 (ppl_min_for_le_pointset): Same.
139 (ppl_build_realtion): Same.
140 * graphite-ppl.h (gmp_cst_to_tree): Same.
141 (ppl_set_inhomogeneous): Same.
142 (ppl_set_inhomogeneous_tree): Same.
143 (ppl_set_coef): Same.
144 (ppl_set_coef_tree): Same.
145 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
146 (build_scop_scattering): Same.
147 (add_value_to_dim): Same.
148 (scan_tree_for_params_right_scev): Same.
149 (scan_tree_for_params_int): Same.
150 (scan_tree_for_params): Same.
151 (find_params_in_bb): Same.
152 (find_scop_parameters): Same.
153 (add_upper_bounds_from_estimated_nit): Same.
154 (build_loop_iteration_domains): Same.
155 (create_linear_expr_from_tree): Same.
156 (add_condition_to_domain): Same.
157 (pdr_add_memory_accesses): Same.
159 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
160 Jason Merrill <jason@redhat.com>
162 * c-common.c (c_common_reswords): Add nullptr.
163 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
164 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
165 (gen_type_die_with_usage): Likewise.
166 * dbxout.c (dbxout_type): Likewise.
167 * sdbout.c (plain_type_1): Likewise.
169 2010-05-06 Jason Merrill <jason@redhat.com>
171 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
172 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
174 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
176 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
177 stripping WITH_SIZE_EXPR.
178 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
181 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
184 list of obsolete configurations.
185 Disabled check for obsolete configurations.
186 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
187 Removed support for previous versions.
188 * config/mips/iris.h: Removed.
189 * config/mips/iris5.h: Removed.
190 * config/mips/iris6.h: Merged old iris.h contents.
191 (TARGET_IRIX): Removed.
192 (DRIVER_SELF_SPECS): Removed mabi=32.
193 (IDENT_ASM_OP): Removed undef.
194 (STARTFILE_SPEC): Removed mabi=32.
195 (ENDFILE_SPEC): Likewise.
196 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
197 (MACHINE_TYPE): Update for IRIX 6.5.
198 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
199 TARGET_IRIX by TARGET_IRIX6.
200 (mips_file_start): Likewise.
201 (mips_output_external): Remove IRIX 5/6 O32 support.
202 (mips_output_function_prologue): Likewise.
203 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
205 (TARGET_CPU_CPP_BUILTINS): Likewise.
206 (TARGET_IRIX): Removed.
207 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
208 (MULTILIB_DIRNAMES): Removed 32.
209 (MULTILIB_OSDIRNAMES): Removed ../lib.
210 * doc/install.texi (Prerequisites): Don't reference IRIX before
212 (Specific, mips-sgi-irix5): Document removal.
213 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
215 Remove references to older IRIX 6 releases and the O32 ABI.
217 2010-05-06 Jakub Jelinek <jakub@redhat.com>
219 * gcc.dg/Wunused-var-8.c: Move to...
220 * c-c++-common/Wunused-var-6.c: ... here. New test.
223 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
224 instead of DF_REF_REAL_REG.
226 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
229 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
230 handling to still return true for x64 targets.
232 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
234 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
236 2010-05-06 Jan Hubicka <jh@suse.cz>
238 PR tree-optimization/43791
239 * ipa-inline.c (update_caller_keys): Remove bogus
240 disregard_inline_limits check.
242 2010-05-06 Michael Matz <matz@suse.de>
244 PR tree-optimization/43984
245 * tree-ssa-pre.c (inserted_phi_names): Remove.
246 (inserted_exprs): Change to bitmap.
247 (create_expression_by_pieces): Set bits, don't append to vector.
248 (insert_into_preds_of_block): Don't handle inserted_phi_names.
249 (eliminate): Don't look at inserted_phi_names, remove deleted
250 insns from inserted_exprs.
251 (remove_dead_inserted_code): Adjust to use bitmaps instead of
253 (init_pre, fini_pre): Allocate and free bitmaps.
254 (execute_pre): Insert insns on edges before elimination.
256 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
258 * tree.c (initializer_zerop): Handle STRING_CST.
260 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
263 * doc/invoke.texi (Wimplicit): Document as C only.
264 * opts.c (common_handle_option): Add argument kind.
265 (handle_option): Rename as read_cmdline_option. Factor out code to...
266 (handle_option): ... here. New.
267 (handle_options): Rename as read_cmdline_options.
268 (decode_options): Update call.
269 (set_option): Use option index instead of option pointer. Classify
270 diagnostics correctly.
271 (enable_warning_as_error): Call handle_option.
272 * opts.h (set_option): Update declaration.
273 (handle_option): Declare.
274 * langhooks.h (struct lang_hooks): Add argument kind to
276 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
277 * c-opts.c (set_Wimplicit): Delete.
278 (c_family_lang_mask): New static constant.
279 (c_common_handle_option): Add argument kind. Use handle_option
280 instead of set_Wimplicit.
281 (c_common_post_options): warn_implicit and warn_implicit_int
282 are disabled by default.
283 * c-common.c (warn_implicit): Do not define here.
284 * c-common.h (warn_implicit): Do not declare here.
285 (c_common_handle_option): Update declaration.
286 * lto-opts.c (lto_reissue_options): Update call to set_option.
288 2010-05-06 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/43571
291 * domwalk.c (walk_dominator_tree): Walk the dominator
292 sons in more optimal order.
294 2010-05-06 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/43934
297 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
298 (stmt_cost): Likewise.
299 (extract_true_false_args_from_phi): New helper.
300 (determine_max_movement): For PHI nodes verify we can hoist them
301 and compute their cost.
302 (determine_invariantness_stmt): Handle PHI nodes.
303 (move_computations_stmt): Likewise. Hoist PHI nodes in
304 if-converted form using COND_EXPRs.
305 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
307 (tree_ssa_lim): Likewise.
308 * tree-flow.h (tree_ssa_lim): Adjust prototype.
309 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
311 2010-05-06 Richard Guenther <rguenther@suse.de>
313 PR tree-optimization/43987
314 * tree-ssa-structalias.c (could_have_pointers): For possibly
315 address-taken variables force pointers to be recorded.
316 (create_variable_info_for_1): Likewise.
317 (push_fields_onto_fieldstack): Pass in wheter all fields
319 (find_func_aliases): Query types instead of vars whether
320 they contain pointers where appropriate.
322 2010-05-06 Jan Hubicka <jh@suse.cz>
324 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
325 (record_reference, mark_address, mark_load, mark_store): Record
327 (record_references_in_initializer): Update call of record_references.
328 (rebuild_cgraph_edges): Remove all references before rebuiding.
329 * cgraph.c (cgraph_create_node): Clear ref list.
330 (cgraph_remove_node): Remove references.
331 (dump_cgraph_node): Dump references.
332 (cgraph_clone_node): Clone references.
333 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
334 (struct cgraph_node, varpool_node): Add ref_lst.
335 * ipa-ref.c: New file.
336 * ipa-ref.h: New file.
337 * ipa-ref-inline.h: New file.
338 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
339 (referenced_from_other_partition_p): New function.
340 (lto_output_varpool_node): Take set arugment; call
341 referenced_from_other_partition.
342 (lto_output_ref): New.
343 (add_references): New.
345 (output_cgraph): Compute boundary based on references;
347 (output_varpool): Accept cgraph_node_set argument.
350 (input_cgraph): Call input_refs.
351 * lto-section-in.c (lto_section_name): Add refs.
352 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
353 (ipa-ref.o): New file.
354 * varpool.c (varpool_node): Clear ipa ref list.
355 (varpool_remove_node): Remove references.
356 (dump_varpool_node): Dump references.
357 (varpool_assemble_decl): Only compile finalized ones.
358 (varpool_extra_name_alias): Initialize ref list.
359 * lto-streamer.c (lto-get_section_name): Add .refs section.
360 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
361 (referenced_from_other_partition_p): Declared.
363 2010-05-06 Ira Rosen <irar@il.ibm.com>
365 PR tree-optimization/43901
366 * tree-vect-stmts.c (vectorizable_call): Assert that vector
367 type is not NULL if it's transformation phase, and return
368 FALSE if it's analysis.
369 (vectorizable_conversion, vectorizable_operation,
370 vectorizable_type_demotion, vectorizable_type_promotion):
373 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
375 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
377 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
379 * config/mips/mips-protos.h
380 (mips_small_register_classes_for_mode_p): Delete prototype.
382 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
384 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
385 * config/arm/arm.c (multiple_operation_profitable_p,
386 compute_offset_order): New static functions.
387 (load_multiple_sequence, store_multiple_sequence): Use them.
388 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
389 memory offsets, not register numbers.
390 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
392 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
394 * stor-layout.c (pending_sizes): Change the type to
396 (get_pending_sizes, put_pending_size, put_pending_sizes):
397 Update the uses of pending_sizes.
398 * c-decl.c (store_parm_decls): Likewise.
399 * c-tree.h (struct c_arg_info): Likewise.
400 * tree.h: Update the prototype for get_pending_sizes and
403 2010-05-05 Jason Merrill <jason@redhat.com>
406 * c-common.c (handle_aligned_attribute): Respect
407 ATTR_FLAG_TYPE_IN_PLACE.
410 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
411 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
412 (TARGET_INITIALIZER): Use it.
413 * c-common.c (attribute_takes_identifier_p): Call it.
414 * c-common.h: Update prototype.
415 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
416 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
418 2010-05-05 Jakub Jelinek <jakub@redhat.com>
421 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
422 DW_ID_down_case for Fortran compilation units.
424 2010-05-05 Jan Hubicka <jh@suse.cz>
426 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
429 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
431 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
432 a variable-sized RESULT_DECL.
434 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
436 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
438 2010-05-05 Jason Merrill <jason@redhat.com>
441 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
443 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
445 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
446 Jakub Jelinek <jakub@redhat.com>
449 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
450 (dead_debug_init, dead_debug_finish): New functions.
451 (dead_debug_add, dead_debug_insert_before): Likewise.
452 (df_note_bb_compute): Initialize a dead_debug object, add dead
453 debug uses to it, insert debug bind insns before death insns,
454 reset debug insns that refer to pending uses at the end.
455 * rtl.h (make_debug_expr_from_rtl): New prototype.
456 * varasm.c (make_debug_expr_from_rtl): New function.
458 2010-05-05 Jan Hubicka <jh@suse.cz>
460 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
461 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
462 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
463 lto_varpool_encoder_encode_initializer_p,
464 lto_set_varpool_encoder_encode_initializer): New functions.
465 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
467 (input_varpool_node): Do not always set analyzed.
468 (input_cgraph_1): Return vector of cgraph nodes.
469 (input_varpool_1): Return vector of varpools.
470 (input_cgraph): Free the vectors.
471 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
472 output only initializers needed.
473 (lto_output): Only call output_cgraph.
474 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
475 * lto-section-out.c (lto_new_out_decl_state): Initialize
476 state->varpool_node_encoder.
477 * lto-streamer.h (lto_varpool_encoder_d): New.
478 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
479 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
480 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
481 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
482 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
484 (output_varpool, input_varpool): Remove declarations.
486 2010-05-05 Jan Hubicka <jh@suse.cz>
488 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
489 with body can prevail.
491 2010-05-05 Jan Hubicka <jh@suse.cz>
493 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
496 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
498 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
501 * gengtype.h (erro_at_line): Constify pos argument.
503 * gengtype.c: Include hashtab.h.
504 (enum gc_used): Document GC_MAYBE_POINTED_TO.
505 (error_at_line): Constify pos argument.
506 (do_typedef): Initialize p->opt field.
507 (get_file_gtfilename): Fix comment typo.
508 (struct walk_type_data): Constify line field.
509 (get_output_file_for_structure): New function.
510 (write_local_func_for_structure): Constify orig_s argument.
511 Use get_output_file_for_structure.
512 (write_func_for_structure): Use get_output_file_for_structure.
513 (INDENT): New define.
514 (dump_pair, dump_type, dump_type_list, dump_typekind)
515 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
516 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
518 (seen_types): New variable.
519 (main): New variable do_dump. Process "-d" command line option.
520 Call dump_everything if dump requested.
522 2010-05-05 Jakub Jelinek <jakub@redhat.com>
524 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
525 in a temporary instead of invoking the macro multiple times.
526 (track_expr_p): Likewise.
528 2010-05-04 Neil Vachharajani <nvachhar@google.com>
530 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
532 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
533 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
534 conditions for printing notes.
535 * common.opt (-Wcoverage-mismatch): Allow negative, default to
536 true, update documentation.
537 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
539 2010-05-04 Jakub Jelinek <jakub@redhat.com>
542 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
545 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/i386.md (sse_prologue_save): Add clobber CC
550 (*sse_prologue_save_insn1): Likewise.
551 (SSE prologue save splitter): Likewise.
553 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
555 * tree.c (free_lang_data_in_one_sizepos): New inline function.
556 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
557 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
558 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
559 all decls. Call it on DECL_FIELD_OFFSET of fields.
560 (find_decls_types_r): Follow DECL_VALUE_EXPR.
561 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
563 2010-05-04 Martin Jambor <mjambor@suse.cz>
565 * tree-sra.c (build_access_from_expr_1): The first parameter type
566 changed to simple tree.
567 (build_access_from_expr): Likewise, gsi parameter was eliminated.
568 (scan_assign_result): Renamed to assignment_mod_result, enum elements
570 (build_accesses_from_assign): Removed all parameters except for a
571 simple gimple statement. Now returns a simple bool.
572 (scan_function): All non-analysis parts moved to separate functions
573 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
574 parameters and updated both callers.
575 (sra_modify_expr): Removed parameter data.
576 (sra_modify_function_body): New function.
577 (perform_intra_sra): Call sra_modify_function_body to modify the
579 (replace_removed_params_ssa_names): Parameter data changed into
581 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
582 changed the parameter dont_convert to convert with the opposite
584 (sra_ipa_modify_assign): Parameter data changed into adjustments
585 vector, return value changed to bool.
586 (ipa_sra_modify_function_body): New function.
587 (sra_ipa_reset_debug_stmts): Updated a comment.
588 (modify_function): Use ipa_sra_modify_function_body to modify function
591 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
594 * alias.c (true_dependence): Handle the same VALUE in x and mem.
595 (canon_true_dependence): Likewise.
596 (write_dependence_p): Likewise.
598 2010-05-04 Jan Hubicka <jh@suse.cz>
600 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
601 * cgraphbuild.c: Include ipa-utils.h
602 (record_reference_ctx): New struct.
603 (record_reference): Simplify to work on initializers; not statements.
604 (mark_address, mark_load, mark_store): New.
605 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
607 (record_references_in_initializer): Update use of record_reference.
608 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
611 2010-05-04 Jan Hubicka <jh@suse.cz>
613 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
614 node will be removed anyway.
615 (lto_varpool_replace_node): Allow also unanalyzed nodes;
616 relink aliases of node into prevailing node.
617 * varpool.c (varpool_remove_node): Remove aliases properly;
618 when removing node, remove all its aliases too; remove DECL_INITIAL
619 of removed node; ggc_free the varpool node.
621 2010-05-04 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/43879
624 * tree-ssa-structalias.c (alias_get_name): Use
625 DECL_ASSEMBLER_NAME if available.
626 (create_function_info_for): Return the varinfo node.
627 (ipa_pta_execute): Associate same-body aliases and extra names
628 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
630 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
632 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
635 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
638 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
639 only if HONOR_REG_ALLOC_ORDER is not defined.
641 2010-05-04 Richard Guenther <rguenther@suse.de>
643 PR tree-optimization/43949
644 * tree-vrp.c (extract_range_from_binary_expr): Only handle
647 2010-04-26 Jason Merrill <jason@redhat.com>
649 * c.opt (-fstrict-enums): New.
650 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
652 2010-05-03 David Ung <davidu@mips.com>
653 James E. Wilson <wilson@codesourcery.com>
655 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
656 emit the trap instruction before the divide for TUNE_74K.
658 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
660 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
661 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
662 based on the above, for new target hook.
664 * hooks.c (hook_bool_mode_true): New generic hook.
665 * hooks.h (hook_bool_mode_true): Add prototype.
667 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
669 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
670 target hook, set to hook_bool_mode_false.
671 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
672 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
673 with targetm.small_register_classes_for_mode_p.
674 (find_reusable_reload): Likewise.
675 (combine_reloads): Likewise.
676 * reload1.c (reload_as_needed): Likewise.
677 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
678 * ifcvt.c (noce_process_if_block, check_cond_move_block,
679 dead_or_predicable): Likewise.
680 * regmove.c (optimize_reg_copy_1): Likewise.
681 * calls.c (prepare_call_address): Likewise.
682 (precompute_register_parameters): Likewise.
684 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
686 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
687 implementation of the hook that considers all register classes
688 small except for SH64.
689 (sh_override_options): Use the new hook.
690 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
693 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
695 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
696 implementation of the hook that considers all register classes
698 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
701 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
703 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
704 implementation of the hook that considers all register classes
706 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
709 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
711 * config/m32c/m32c.h: Likewise.
712 * config/pdp11/pdp11.h: Likewise.
713 * config/avr/avr.h: Likewise.
714 * config/xtensa/xtensa.h: Likewise.
715 * config/m68hc11/m68hc11.h: Likewise.
716 * config/mn10300/mn10300.h: Likewise.
717 * config/mcore/mcore.h: Likewise.
718 * config/h8300/h8300.h: Likewise.
719 * config/bfin/bfin.h: Likewise.
721 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
722 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
724 2010-05-03 Anatoly Sokolov <aesok@post.ru>
726 * double-int.h (tree_to_double_int): Remove macro.
727 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
728 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
729 (tree_to_double_int): New function.
730 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
732 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
734 2010-05-03 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/43971
737 * tree-ssa-structalias.c (get_constraint_for_1): Fix
738 constraints in the !flag_delete_null_pointer_checks case.
740 2010-05-03 Jakub Jelinek <jakub@redhat.com>
743 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
744 result mode matches original rtl mode.
746 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
749 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
751 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
753 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
754 when processing flag options.
756 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
758 * gcov-iov.c (main): Change format string placeholder
759 from %#08x to 0x%08x.
760 * genchecksum.c (dosum): Change format string placeholder
761 from %#02x to 0x%02x.
763 2010-05-02 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/43879
766 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
768 2010-05-02 Bruno Haible <bruno@clisp.org>
770 * doc/extend.texi (Function Attributes): Fix a typo.
772 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
775 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
776 placeholder from 0x%x to %#x.
777 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
778 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
779 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
780 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
781 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
782 * config/i386/i386.c (ix86_target_string): Ditto.
783 * config/i386/i386.c (output_pic_addr_const): Ditto.
784 (print_operand): Ditto.
786 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
788 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
789 placeholder from 0x%x to %#x.
790 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
791 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
792 (ASM_OUTPUT_DEBUG_DATA): Ditto.
793 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
794 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
795 * optc-gen.awk: Ditto.
796 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
797 (HOST_WIDE_INT_PRINT_HEX): Ditto.
798 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
799 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
801 2010-05-01 Anatoly Sokolov <aesok@post.ru>
803 * target.h (struct calls): Add function_value_regno_p field.
804 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
805 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
806 * targhooks.c (default_function_value_regno_p): New function.
807 * targhooks.h (default_function_value_regno_p): Declare function.
808 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
809 * builtins.c. (apply_result_size): (Ditto.).
810 * combine.c. (likely_spilled_retval_p): (Ditto.).
811 * mode-switching.c. Include 'target.h'.
812 (create_pre_exit): Use function_value_regno_p hook.
813 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
814 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
815 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
817 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
818 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
819 (ix86_function_value_regno_p): Declare as static, change argument
820 type to const unsigned int.
821 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
823 2010-05-01 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/43949
826 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
828 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
830 2010-05-01 Anatoly Sokolov <aesok@post.ru>
832 * rtl.h (CONST_DOUBLE_P): Define.
833 (rtx_to_double_int): Declare.
834 * emit-rtl.c (rtx_to_double_int): New function.
835 * dwarf2out.c (insert_double): New function.
836 (loc_descriptor, add_const_value_attribute): Clean up, use
837 rtx_to_double_int and insert_double functions.
839 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
841 * doc/extend.texi (Inline): Add missing return keyword to examples.
842 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
845 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
847 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
848 the variable part of the offset as well. Use highest_pow2_factor for
849 all alignment checks.
851 2010-04-30 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/43879
854 * tree-ssa-structalias.c (type_could_have_pointers): Functions
857 2010-04-30 Jan Hubicka <jh@suse.cz>
859 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
861 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
863 2010-04-30 Jan Hubicka <jh@suse.cz>
865 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
867 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
868 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
869 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
870 cgraph_node_set_needs_ltrans_p): Remove.
872 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
874 * sdbout.c: Include vec.h, do not include varray.h.
875 (deferred_global_decls, sdbout_global_decl,
876 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
877 * toplev.c: Do not include varray.h.
878 (dump_memory_report): Do not dump VARRAY statistics.
879 * gengtype.c (open_base_file): Ignore varray.h.
880 * Makefile.in: Update for abovementioned changes.
881 Remove all traces of varray.c and varray.h.
882 * varray.c: Remove file.
883 * varray.h: Remove file.
885 2010-04-30 Jan Hubicka <jh@suse.cz>
887 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
890 2010-04-30 Jan Hubicka <jh@suse.cz>
892 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
895 2010-04-30 Richard Guenther <rguenther@suse.de>
897 * tree-ssa-structalias.c (get_constraint_for_1): Generate
898 constraints for CONSTRUCTOR.
900 2010-04-30 Richard Guenther <rguenther@suse.de>
903 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
904 first after all lowering passes.
906 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
908 * toplev.c: Include varray.h for statistics dumping.
909 * tree.h: Do not declare varray_head_tag.
910 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
911 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
912 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
913 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
914 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
915 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
916 c-common.c, c-common.h, reg-stack.c, basic-block.h,
917 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
919 * Makefile.in: Update for abovementioned changes.
921 2010-04-30 Jakub Jelinek <jakub@redhat.com>
924 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
926 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
928 * config/picochip/picochip.c (picochip_legitimize_address): Define.
929 Use this function to do machine-specific conversion.
930 (picochip_legitimize_reload_address): Likewise.
931 (picochip_legitimate_address_p): Check valid base register only if
933 (picochip_check_conditional_copy): Check for modw only if opnd is
935 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
936 to call the function in c.
937 * config/picochip/picochip-protos.h
938 (picochip_legitimize_reload_address): Define.
939 * config/picochip/picochip.md (supported_compare1): Define.
941 2010-04-30 Jan Hubicka <jh@suse.cz>
943 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
944 (cgraph_global_info): Remove inlined.
945 (LTO_cgraph_tag_names): Remove.
946 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
947 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
948 simplify cgraph tags and document.
949 (lto_output_node): Use only LTO_cgraph_unavail_node and
950 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
951 for_functions_valid, global info, process and output flags.
952 (input_overwrite_node): Initialize estimated stack size and
953 estimated growth. Do not read flags we no longer store.
954 (input_node): Likewise do not read info no longer stored.
955 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
958 2010-04-30 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/43879
961 * tree-ssa-structalias.c (get_constraint_for_1): Properly
962 handle non-zero initializers.
964 2010-04-30 Richard Guenther <rguenther@suse.de>
966 * builtins.c (fold_builtin_1): Delete free (0).
968 2010-04-29 Jan Hubicka <jh@suse.cz>
970 * gengtype.c (open_base_files): Add lto-streamer.h
971 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
972 (pass_ipa_cp): GGC collect.
973 * toplev. (compile_file): Do not output symbols.
974 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
975 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
976 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
977 * lto-section-in.c: Include ggc.h
978 (lto_new_in_decl_state): Alloc in GGC.
979 (lto_delete_in_decl_state): Likewise.
980 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
983 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
986 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
987 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
988 (HONOR_REG_ALLOC_ORDER): Describe new macro.
989 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
990 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
991 account only if HONOR_REG_ALLOC_ORDER is not defined.
992 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
993 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
995 2010-04-29 Jon Grant <04@jguk.org>
997 * collect2.c (vflag): Change type from int to bool.
999 (helpflag): New global bool.
1000 (main): Set vflag and debug with boolean, not integer truth values.
1001 Accept new "--help" option and output usage text if found.
1002 * collect2.h (vflag): Update prototype.
1005 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1008 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1010 2010-04-29 Richard Guenther <rguenther@suse.de>
1013 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1014 with ATTRIBUTE_UNUSED.
1016 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1019 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1020 INSN_P with NONDEBUG_INSN_P.
1021 (distance_non_agu_define): Likewise.
1022 (distance_agu_use): Likewise.
1024 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1026 From Dominique d'Humieres <dominiq@lps.ens.fr>
1028 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1031 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1033 * plugin.h (invoke_plugin_callbacks): New inline function.
1034 * plugin.c (flag_plugin_added): New global flag.
1035 (add_new_plugin): Initialize above flag.
1036 (invoke_plugin_callbacks): Rename to ...
1037 (invoke_plugin_callbacks_full): ... this.
1039 2010-04-28 Jan Hubicka <jh@suse.cz>
1041 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1042 (lto_varpool_replace_node): New.
1043 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1044 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1045 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1046 * cgraph.h (varpool_node_ptr): New type.
1047 (varpool_node_ptr): New vector.
1048 (varpool_node_set_def): New structure.
1049 (varpool_node_set): New type.
1050 (varpool_node_set): New vector.
1051 (varpool_node_set_element_def): New structure.
1052 (varpool_node_set_element, const_varpool_node_set_element): New types.
1053 (varpool_node_set_iterator): New type.
1054 (varpool_node): Add prev pointers, add used_from_other_partition,
1056 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1057 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1058 varpool_get_node, varpool_remove_node): Declare.
1059 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1060 varpool_node_set_size): New inlines.
1061 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1062 * tree-pass.h (varpool_node_set_def): Forward declare.
1063 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1064 (ipa_write_optimization_summaries): Update prototype.
1065 * ipa-cp.c (ipcp_write_summary): Update.
1066 * ipa-reference.c (ipa_reference_write_summary): Update.
1067 * lto-cgraph.c (lto_output_varpool_node): New static function.
1068 (output_varpool): New function.
1069 (input_varpool_node): New static function.
1070 (input_varpool_1): New function.
1071 (input_cgraph): Input varpool.
1072 * ipa-pure-const.c (pure_const_write_summary): Update.
1073 * lto-streamer-out.c (lto_output): Update, output varpool too.
1074 (write_global_stream): Kill WPA hack.
1075 (produce_asm_for_decls): Update.
1076 (output_alias_pair_p): Handle variables.
1077 (output_unreferenced_globals): Output only needed partition of varpool.
1078 * ipa-inline.c (inline_write_summary): Update.
1079 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1081 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1082 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1083 varpool_node_set_new, varpool_node_set_add,
1084 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1085 debug_varpool_node_set): New functions.
1086 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1087 (execute_one_pass): Process new decls too.
1088 (ipa_write_summaries_2): Pass around vsets.
1089 (ipa_write_summaries_1): Likewise.
1090 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1092 (ipa_write_optimization_summaries_1): Pass around vsets.
1093 (ipa_write_optimization_summaries): Likewise.
1094 * varpool.c (varpool_get_node): New.
1095 (varpool_node): Update doubly linked lists.
1096 (varpool_remove_node): New.
1097 (dump_varpool_node): More dumping.
1098 (varpool_enqueue_needed_node): Update doubly linked lists.
1099 (decide_is_variable_needed): Kill ltrans hack.
1100 (varpool_finalize_decl): Kill lto hack.
1101 (varpool_assemble_decl): Skip decls in other partitions.
1102 (varpool_assemble_pending_decls): Update doubly linkes lists.
1103 (varpool_empty_needed_queue): Likewise.
1104 (varpool_extra_name_alias): Likewise.
1105 * lto-streamer.c (lto_get_section_name): Add vars section.
1106 * lto-streamer.h (lto_section_type): Update.
1107 (output_varpool, input_varpool): Declare.
1109 2010-04-28 Mike Stump <mikestump@comcast.net>
1111 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1113 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1115 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1116 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1117 (lto_input_ts_type_tree_pointers): Likewise.
1118 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1119 (lto_output_ts_type_tree_pointers): Likewise.
1121 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1123 Uniquization of constants at the Tree level
1124 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1125 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1127 (tree_output_constant_def): Declare.
1128 * gimplify.c (gimplify_init_constructor): When using block copy, first
1129 uniquize the constant constructor on the RHS.
1130 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1131 DECL_IN_CONSTANT_POOL flag.
1132 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1133 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1135 (assemble_variable): Deal with symbols belonging to the tree constant
1137 (get_constant_section): Add ALIGN parameter and simplify.
1138 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1139 (assemble_constant_contents): Use the expression of the VAR_DECL.
1140 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1141 (tree_output_constant_def): New global function.
1142 (mark_constant): Use the expression of the VAR_DECL.
1143 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1145 (output_object_block): Likewise and assemble the expression.
1147 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1149 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1150 hash_tree, eq_tree): New tree hash table.
1151 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1152 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1153 lto_orig_address_remove): Reimplement.
1155 2010-04-28 Xinliang David Li <davidxl@google.com>
1158 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1159 (compute_uninit_opnds_pos): New function.
1160 (is_non_loop_exit_postdominating): New function.
1161 (compute_control_dep_chain): New function.
1162 (find_pdom): New function.
1163 (convert_control_dep_chain_into_preds): New function.
1164 (find_predicates): New function.
1165 (find_control_equiv_block): New function.
1166 (collect_phi_def_edges): New function.
1167 (find_def_preds): New function.
1168 (find_dom): New function.
1169 (dump_predicates): New function.
1170 (get_cmp_code): New function.
1171 (is_value_included_in): New function.
1172 (find_matching_predicate_in_rest_chains): New function.
1173 (use_pred_not_overlap_with_undef_path_pred): New function.
1174 (is_use_properly_guarded): New function.
1175 (normalize_cond_1): New function.
1176 (is_and_or_or): New function.
1177 (normalize_cond): New function.
1178 (is_gcond_subset_of): New function.
1179 (is_subset_of_any): New function.
1180 (is_or_set_subset_of): New function.
1181 (is_and_set_subset_of): New function.
1182 (is_norm_cond_subset_of): New function.
1183 (is_pred_expr_subset_of): New function.
1184 (is_pred_chain_subset_of): New function.
1185 (is_included_in): New function.
1186 (is_superset_of): New function.
1187 (find_uninit_use): New function.
1188 (warn_uninitialized_phi): New function.
1189 (compute_possibly_undefined_names): New function.
1190 (ssa_undefined_value_p): New function.
1191 (execute_late_warn_uninitialized): New function.
1192 * tree-ssa.c (ssa_undefined_value_p): Removed.
1193 (warn_uninit): Changed to extern.
1194 (warn_uninitialized_phi): Removed.
1195 (warn_uninitialized_vars): Changed to extern.
1196 (execute_late_warn_uninitialized): Removed
1197 * tree-flow.h: Add new prototypes.
1198 * timevar.def: Add new time variable.
1199 * Makefile.in: Add new build file.
1201 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1203 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1206 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1209 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1211 2010-04-28 Martin Jambor <mjambor@suse.cz>
1213 * cgraph.h (struct cgraph_node): New field indirect_calls.
1214 (struct cgraph_indirect_call_info): New type.
1215 (struct cgraph_edge): Removed field indirect_call. New fields
1216 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1217 (cgraph_create_indirect_edge): Declare.
1218 (cgraph_make_edge_direct): Likewise.
1219 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1220 * ipa-prop.h (struct ipa_param_call_note): Removed.
1221 (struct ipa_node_params): Removed field param_calls.
1222 (ipa_create_all_structures_for_iinln): Declare.
1223 * cgraph.c: Described indirect edges and uids in initial comment.
1224 (cgraph_add_edge_to_call_site_hash): New function.
1225 (cgraph_edge): Search also among the indirect edges, use
1226 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1227 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1228 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1230 (initialize_inline_failed): Assign a reason to indirect edges.
1231 (cgraph_create_edge_1): New function.
1232 (cgraph_create_edge): Moved some functionality to
1233 cgraph_create_edge_1.
1234 (cgraph_create_indirect_edge): New function.
1235 (cgraph_edge_remove_callee): Add an assert checking for
1237 (cgraph_edge_remove_caller): Special-case indirect edges.
1238 (cgraph_remove_edge): Likewise.
1239 (cgraph_set_edge_callee): New function.
1240 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1241 (cgraph_make_edge_direct): New function.
1242 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1243 the declaration of the call statement matches.
1244 (cgraph_node_remove_callees): Special-case indirect edges.
1245 (cgraph_clone_edge): Likewise.
1246 (cgraph_clone_node): Clone also the indirect edges.
1247 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1248 indirect_call, dump count of indirect_calls edges.
1249 * ipa-prop.c (iinlining_processed_edges): New variable.
1250 (ipa_note_param_call): Create indirect edges instead of
1251 creating notes. New parameter node.
1252 (ipa_analyze_call_uses): New parameter node, pass it on to
1253 ipa_note_param_call.
1254 (ipa_analyze_stmt_uses): Likewise.
1255 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1256 (print_edge_addition_message): Work on edges rather than on notes.
1257 (update_call_notes_after_inlining): Likewise, renamed to
1258 update_indirect_edges_after_inlining.
1259 (ipa_create_all_structures_for_iinln): New function.
1260 (ipa_free_node_params_substructures): Do not free notes.
1261 (ipa_edge_duplication_hook): Propagate bits within
1262 iinlining_processed_edges bitmap.
1263 (ipa_node_duplication_hook): Do not duplicate notes.
1264 (free_all_ipa_structures_after_ipa_cp): Renamed to
1265 ipa_free_all_structures_after_ipa_cp.
1266 (free_all_ipa_structures_after_iinln): Renamed to
1267 ipa_free_all_structures_after_iinln.g
1268 (ipa_write_param_call_note): Removed.
1269 (ipa_read_param_call_note): Removed.
1270 (ipa_write_indirect_edge_info): New function.
1271 (ipa_read_indirect_edge_info): Likewise.
1272 (ipa_write_node_info): Do not stream notes, do stream information
1274 (ipa_read_node_info): Likewise.
1275 (lto_ipa_fixup_call_notes): Removed.
1276 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1277 * ipa-inline.c (pass_ipa_inline): Likewise.
1278 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1279 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1280 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1282 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1284 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1285 (output_cgraph): Stream also indirect edges.
1286 (lto_output_edge): Added capability to stream indirect edges.
1287 (input_edge): Likewise.
1288 (input_cgraph_1): Likewise.
1289 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1292 2010-04-28 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/43879
1295 PR tree-optimization/43909
1296 * tree-ssa-structalias.c (struct variable_info): Add
1297 only_restrict_pointers flag.
1298 (new_var_info): Initialize it. Increment stats.total_vars here.
1299 (create_function_info_for): Do not increment stats.total_vars
1301 (get_function_part_constraint): Fix build with C++.
1302 (insert_into_field_list): Remove.
1303 (push_fields_onto_fieldstack): Properly merge fields.
1304 (create_variable_info_for): Split and simplify.
1305 (create_variable_info_for_1): New piece.
1306 (intra_create_variable_infos): Properly make restrict constraints
1309 2010-04-28 Richard Guenther <rguenther@suse.de>
1312 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1314 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1315 Jan Hubicka <hubicka@ucw.cz>
1317 * doc/invoke.texi (-Wsuggest-attribute=const,
1318 -Wsuggest-attribute=pure): Document.
1319 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1320 (function_always_visible_to_compiler_p,
1321 suggest_attribute, warn_function_pure, warn_function_const):
1323 (check_call): Improve debug info.
1324 (analyze_function): Do not check availability.
1325 (add_new_function): Check availability.
1326 (propagate): Output warnings.
1327 (skip_function_for_local_pure_const): New function.
1328 (local_pure_const): Use it; output warnings.
1329 * common.opt (Wsuggest-attribute=const,
1330 Wsuggest-attribute=pure): New.
1332 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1334 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1335 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1336 or DW_CFA_def_cfa_offset{,_sf}.
1338 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1340 * tree.h: Fix truncated long macros.
1342 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1344 * collect2.c (TARGET_64BIT): Redefine to target's default.
1345 * tlink.c: Likewise.
1346 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1347 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1348 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1349 for underscoring __USER_LABEL_PREFIX__.
1350 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1351 (SUB_LINK_ENTRY32): New.
1352 (SUB_LINK_ENTRY64): New.
1353 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1354 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1355 (SUB_LINK_ENTRY64): New.
1356 (SUB_LINK_ENTRY): New.
1357 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1358 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1359 x64 target is choosen.
1360 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1361 * configure: Regenerated.
1362 * configure.ac (leading-mingw64-underscores): Option added.
1364 2010-04-27 Jan Hubicka <jh@suse.cz>
1366 * doc/invoke.texi (-fipa-profile): Document.
1367 * opts.c (decode_options): Enable ipa-profile at -O1.
1368 * timevar.def (TV_IPA_PROFILE): Define.
1369 * common.opt (fipa-profile): Add.
1370 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1372 (cgraph_propagate_frequency): Handle only local ones.
1373 * tree-pass.h (pass_ipa_profile): Declare.
1374 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1375 (pass_ipa_profile): Use TV_IPA_PROFILE.
1376 * ipa.c (ipa_profile): New function.
1377 (gate_ipa_profile): Likewise.
1378 (pass_ipa_profile): New global variable.
1379 * passes.c (pass_ipa_profile): New.
1381 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1383 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1385 2010-04-27 Martin Jambor <mjambor@suse.cz>
1388 * ipa.c (dissolve_same_comdat_group_list): New function.
1389 (function_and_variable_visibility): Call
1390 dissolve_same_comdat_group_list when comdat group contains external or
1392 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1393 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1395 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1397 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1398 (const_hash_1) <VECTOR_CST>: New case.
1399 (compare_constant) <VECTOR_CST>: Likewise.
1400 <ADDR_EXPR>: Deal with LABEL_REFs.
1401 (copy_constant) <VECTOR_CST>: New case.
1403 2010-04-27 Jan Hubicka <jh@suse.cz>
1405 * cgraph.c (cgraph_propagate_frequency): New function.
1406 * cgraph.h (cgraph_propagate_frequency): Declare.
1407 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1408 cgraph_propagate_frequency.
1410 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1412 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1414 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1417 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1418 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1419 here to determine which regs to push and how much stack to reserve.
1421 2010-04-27 Jie Zhang <jie@codesourcery.com>
1423 * doc/gimple.texi (gimple_statement_with_ops): Remove
1424 addresses_taken field.
1425 (gimple_statement_with_memory_ops): Likewise.
1427 2010-04-27 Jan Hubicka <jh@suse.cz>
1429 * tree-inline.c (eni_inlining_weights): Remove.
1430 (estimate_num_insns): Special case more builtins.
1432 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1435 * c-typeck.c (build_binary_op): Move forward check for comparison
1436 pointer with null pointer constant and adjust the diagnostic message.
1438 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1441 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1442 binutils supports extended .section directive needed by LTO, or
1443 warn if older binutils found.
1444 (LTO_BINARY_READER): New AC_SUBST'd variable.
1445 (LTO_USE_LIBELF): Likewise.
1446 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1448 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1449 (LTO_USE_LIBELF): Likewise.
1450 * configure: Regenerate.
1452 * collect2.c (is_elf): Rename from this ...
1453 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1454 object files in addition to ELF-formatted ones.
1455 (scan_prog_file): Caller updated. Also allow for LTO info marker
1456 symbol to be prefixed or not by an extra underscore.
1458 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1459 * config/i386/winnt.c: Also #include lto-streamer.h
1460 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1462 (i386_pe_asm_output_aligned_decl_common): Add comment.
1463 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1465 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1468 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1469 Add missing earlyclobber for second alternative.
1471 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1473 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1474 bits for artificial defs at the top of the block.
1475 * fwprop.c (single_def_use_enter_block): Don't call it.
1477 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1480 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1481 instead of "$gcc_cv_objdump -T".
1482 Use "-undefined dynamic_lookup" on darwin.
1483 * gcc/configure: Regenerate.
1485 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1488 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1490 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1492 * c-parser.c (struct c_token): Move location field up.
1493 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1494 (struct c_declspecs): Convert typespec_word, storage_class, and
1495 default_int_p into bitfields.
1496 (struct c_declarator): Move loc field up.
1498 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1500 * cfgloop.h (struct loop): Move can_be_parallel field up.
1501 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1502 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1504 (struct iv_cand): Convert pos field into a bitfield.
1505 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1507 (struct _stmt_vec_info): Shuffle fields for better packing.
1509 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1511 * varasm.c (IN_NAMED_SECTION): Remove guard.
1512 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1513 (IN_NAMED_SECTION_P): ...this.
1514 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1515 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1517 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1519 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1520 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1521 of shadowing it. Fix comments.
1523 2010-04-26 Jan Hubicka <jh@suse.cz>
1525 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1526 (cgraph_clone_node): Copy function frequency.
1527 * cgraph.h (node_frequency): New enum
1528 (struct cgraph_node): Add.
1529 * final.c (rest_of_clean_state): Update.
1530 * lto-cgraph.c (lto_output_node): Output node frequency.
1531 (input_overwrite_node): Input node frequency.
1532 * tre-ssa-loop-ivopts (computation_cost): Update.
1533 * lto-streamer-out.c (output_function): Do not output function
1535 * predict.c (maybe_hot_frequency_p): Update and handle functions
1537 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1539 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1540 (compute_function_frequency): Set noreturn functions to be executed
1542 (choose_function_section): Update.
1543 * lto-streamer-in.c (input_function): Do not input function frequency.
1544 * function.c (allocate_struct_function): Do not initialize function
1546 * function.h (function_frequency): Remove.
1547 (struct function): Remove function frequency.
1548 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1549 (try_update): Update.
1550 * tree-inline.c (initialize_cfun): Do not update function frequency.
1551 * passes.c (pass_init_dump_file): Update.
1552 * i386.c (ix86_compute_frame_layout): Update.
1553 (ix86_pad_returns): Update.
1555 2010-04-26 Jie Zhang <jie@codesourcery.com>
1557 PR tree-optimization/43833
1558 * tree-vrp.c (range_int_cst_p): New.
1559 (range_int_cst_singleton_p): New.
1560 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1561 when both operands are constants. Use range_int_cst_p in
1564 2010-04-26 Jan Hubicka <jh@suse.cz>
1566 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1568 2010-04-26 Richard Guenther <rguenther@suse.de>
1571 * gimple.c (gimple_decl_printable_name): Deal gracefully
1572 with a NULL DECL_NAME.
1574 2010-04-26 Richard Guenther <rguenther@suse.de>
1577 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1578 if emitting debug information and it is either a function
1579 or a namespace decl.
1581 2010-04-26 Ira Rosen <irar@il.ibm.com>
1583 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1584 determine if the statement is vectorizable, and a macro to access it.
1585 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1586 Skip statements that can't be vectorized. If the analysis fails,
1587 mark the statement as unvectorizable if vectorizing basic block.
1588 (vect_compute_data_refs_alignment): Likewise.
1589 (vect_verify_datarefs_alignment): Skip statements marked as
1590 unvectorizable. Add print.
1591 (vect_analyze_group_access): Skip statements that can't be
1592 vectorized. If the analysis fails, mark the statement as
1593 unvectorizable if vectorizing basic block.
1594 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1595 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1596 generated stmts for SLP.
1597 (new_stmt_vec_info): Initialize the new field.
1598 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1599 statements marked as unvectorizable.
1601 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1603 * c-common.c (flag_isoc1x): New.
1604 (flag_isoc99): Update comment.
1605 * c-common.h (flag_isoc1x): New.
1606 (flag_isoc99): Update comment.
1607 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1608 __<type>_DECIMAL_DIG__.
1609 * c-opts.c (set_std_c1x): New.
1610 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1611 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1612 * c.opt (-std=c1x, -std=gnu1x): New options.
1613 * doc/cpp.texi: Mention -std=c1x.
1614 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1615 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1616 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1617 * doc/standards.texi: Mention C1X.
1618 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1619 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1620 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1623 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1626 placeholder from 0x%x to %#x.
1627 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1628 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1629 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1630 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1631 * config/i386/i386.c (ix86_target_string): Ditto.
1632 (output_pic_addr_const): Ditto.
1633 (print_operand): Ditto.
1635 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1637 * combine.c (find_split_point): Add third argument. Use it
1638 to find nested multiply-accumulate instructions. Adjust calls.
1639 (try_combine): Adjust call to find_split_point.
1641 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1643 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1645 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1647 PR tree-optimization/41442
1648 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1649 (fold_binary_loc): Call it.
1651 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1653 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1654 * opts.c (common_handle_option): Allow disabling it.
1655 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1657 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1659 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1660 between modes if both types are integral.
1662 2010-04-23 Richard Guenther <rguenther@suse.de>
1664 PR tree-optimization/43572
1665 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1667 2010-04-23 Richard Guenther <rguenther@suse.de>
1670 * tree-inline.c (tree_can_inline_p): Also check compatibility
1673 2010-04-23 Martin Jambor <mjambor@suse.cz>
1675 PR tree-optimization/43846
1676 * tree-sra.c (struct access): New flag grp_assignment_read.
1677 (build_accesses_from_assign): Set grp_assignment_read.
1678 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1679 (enum mark_read_status): New type.
1680 (analyze_access_subtree): Propagate grp_assignment_read, create
1681 accesses also if both direct_read and root->grp_assignment_read.
1683 2010-04-23 Martin Jambor <mjambor@suse.cz>
1686 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1687 function does not have type attributes.
1689 2010-04-23 Richard Guenther <rguenther@suse.de>
1692 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1695 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1697 * sese.h (create_if_region_on_edge): Remove.
1699 * sese.c (create_if_region_on_edge): Make static.
1701 * tree-inline.c: Do not include ggc.h.
1703 * expr.c: Do not include ggc.h.
1705 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1708 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1711 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1712 in the middle of insns for casesi_worker_2.
1714 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1716 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1718 2010-04-22 Ira Rosen <irar@il.ibm.com>
1720 PR tree-optimization/43842
1721 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1722 loop unrolling in update of exit phis. Fix comment.
1723 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1724 least two reduction statements in the loop before starting SLP
1727 2010-04-22 Nick Clifton <nickc@redhat.com>
1729 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1731 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1733 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1736 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1738 * tree-parloops.c (loop_parallel_p): New argument
1739 parloop_obstack. Pass it down.
1740 (parallelize_loops): New variable parloop_obstack. Initialize it,
1741 pass it down, free it.
1743 * tree-loop-linear.c (linear_transform_loops): Pass down
1746 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1747 of type struct obstack *.
1749 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1750 scratch_obstack. Initialize it, pass down, free it.
1752 * lambda.h (lambda_loop_new): Remove.
1753 (lambda_matrix_new, lambda_matrix_inverse)
1754 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1755 argument of type struct obstack *.
1757 * lambda-trans.c (lambda_trans_matrix_new): New argument
1758 lambda_obstack. Pass it down, use obstack allocation for ret.
1759 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1762 * lambda-mat.c (lambda_matrix_get_column)
1763 (lambda_matrix_project_to_null): Remove.
1764 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1766 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1769 * lambda-code.c (lambda_loop_new): New function.
1770 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1771 (lambda_compute_auxillary_space, lambda_compute_target_space)
1772 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1773 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1774 (build_access_matrix): New argument lambda_obstack. Use obstack
1776 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1777 argument lambda_obstack. Pass it down.
1779 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1781 * optabs.h (expand_widening_mult): Declare.
1783 2010-04-22 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/43845
1786 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1787 lookup the CALL_EXPR function and arguments.
1789 2010-04-22 Nick Clifton <nickc@redhat.com>
1791 * config/stormy16/stormy16.c
1792 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1793 * config/stormy16/stormy16.h: Tidy up formatting.
1794 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1795 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1796 (ineqbranchsi): Delete pattern.
1797 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1798 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1799 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1800 stormy16-lib2-ucmpsi2.c.
1802 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1804 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1805 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1806 extra set merge_set_noclobber, and use it to relax the final test
1808 * df.h (df_simulate_find_noclobber_defs): Declare.
1809 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1811 (df_simulate_find_noclobber_defs): New function.
1813 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md: Use {} around multi-line preparation statements.
1817 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1819 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1820 (process_init_element): New argument of type struct obstack *.
1822 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1823 (set_init_index, set_init_label, set_nonincremental_init)
1824 (set_nonincremental_init_from_string, find_init_member)
1825 (output_init_element, output_pending_init_elements)
1826 (process_init_element): New argument braced_init_obstack. Pass it
1828 (push_range_stack, add_pending_init): New argument
1829 braced_init_obstack. Use obstack allocation.
1831 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1832 braced_init_obstack. Pass it down.
1833 (c_parser_braced_init): New variables ret, braced_init_obstack.
1834 Initialize obstack, pass it down and finally free it.
1836 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1839 * tree-pass.h (pass_optimize_widening_mul): Declare.
1840 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1841 gate_optimize_widening_mul): New static functions.
1842 (pass_optimize_widening_mul): New.
1843 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1844 <case MULT_EXPR>: Remove support for widening multiplies.
1845 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1846 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1847 simplify_gen_unary rather than directly building extensions.
1848 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1850 * expmed.c (expand_widening_mult): New function.
1851 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1853 2010-04-21 Jan Hubicka <jh@suse.cz>
1855 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1856 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1857 * lto-wpa-fixup.c: Remove.
1858 * Makefile.in (lto-wpa-fixup.o): Remove.
1859 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1860 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1861 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1863 2010-04-21 Jan Hubicka <jh@suse.cz>
1865 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1866 add write_optimization_summary, read_optimization_summary.
1867 (ipa_write_summaries_of_cgraph_node_set): Remove.
1868 (ipa_write_optimization_summaries): Declare.
1869 (ipa_read_optimization_summaries): Declare.
1870 * ipa-cp.c (pass_ipa_cp): Update.
1871 * ipa-reference.c (pass_ipa_reference): Update.
1872 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1873 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1875 * ipa-inline.c (pass_ipa_inline): Update.
1876 * ipa.c (pass_ipa_whole_program): Update.
1877 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1878 * passes.c (ipa_write_summaries_1): Do not test wpa.
1879 (ipa_write_optimization_summaries_1): New.
1880 (ipa_write_optimization_summaries): New.
1881 (ipa_read_summaries): Do not test ltrans.
1882 (ipa_read_optimization_summaries_1): New.
1883 (ipa_read_optimization_summaries): New.
1885 2010-04-21 Jan Hubicka <jh@suse.cz>
1887 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1889 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1891 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1894 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1895 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1897 2010-04-21 Jan Hubicka <jh@suse.cz>
1899 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1901 2010-04-21 Jan Hubicka <jh@suse.cz>
1903 * varpool.c (decide_is_variable_needed): Variable is always needed
1906 2010-04-21 Jan Hubicka <jh@suse.cz>
1908 * opts.c (decode_options): Enable pure-const pass for whopr.
1910 2010-04-21 Jan Hubicka <jh@suse.cz>
1912 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1913 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1915 (cgraph_decide_inlining): Do not expect callee to be removed in all
1918 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1920 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1922 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1925 amdfam10_decode attributes.
1927 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1930 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1931 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1932 (lower_copyprivate_clauses): Use private var in outer
1933 context instead of original var. Make sure the types
1934 are correct for VLAs.
1936 2010-04-21 Richard Guenther <rguenther@suse.de>
1938 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1939 to non-pointer objects.
1941 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1943 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1944 last chain entry if it starts with the still current label.
1945 (add_location_or_const_value_attribute): Check that
1946 loc_list->first->next is NULL instead of comparing ->first with ->last.
1947 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1948 to add_var_loc_to_decl.
1950 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1951 >= 4 add also address size and segment size fields into CIE header.
1953 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1954 long as address size is the same as sizeof (void *) and
1956 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1957 address size or segment size is unexpected, return DW_EH_PE_omit.
1958 (classify_object_over_fdes): If get_cie_encoding returned
1959 DW_EH_PE_omit, return -1.
1960 (init_object): If classify_object_over_fdes returned -1,
1961 pretend there were no FDEs at all.
1963 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1966 bswap{si,di}2 using SWI48 mode iterator.
1967 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1968 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1969 set modrm attribute of bswap insn to 0 and remove length attribute.
1970 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1971 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1972 set mode attribute to <MODE> and remove length attribute.
1974 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1976 PR rtl-optimization/43520
1977 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1978 zero available registers.
1980 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1982 * builtins.c (fold_builtin_cproj): Fold more cases.
1984 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1986 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1987 (fold_builtin_1): Fold builtin cproj.
1988 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1989 Use ATTR_CONST_NOTHROW_LIST.
1991 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1994 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1995 ffsi2_no_cmove for !TARGET_CMOVE.
1996 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1997 (ffssi2): Remove expander.
1998 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2000 (ctz<mode>2): Ditto from ctz{si,di}2.
2001 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2003 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2006 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2008 * dwarf2out.c (AT_linkage_name): Define.
2009 (clone_as_declaration): Handle DW_AT_linkage_name.
2010 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2011 of DW_AT_MIPS_linkage_name.
2012 (move_linkage_attr): Likewise.
2013 (dwarf2out_finish): Likewise.
2015 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2018 * fold-const.c (fold_comparison): New folding rule.
2020 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2022 * double-int.h (double_int_setbit): Declare.
2023 * double-int.c (double_int_setbit): New function.
2024 * rtl.h (immed_double_int_const): Declare.
2025 * emit-rtl.c (immed_double_int_const): New function.
2026 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2027 and immed_double_int_const functions.
2028 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2029 expand_copysign_bit): (Ditto.).
2030 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2031 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2032 * dojump.c (prefer_and_bit_test): (Ditto.).
2033 * expr.c (convert_modes, reduce_to_bit_field_precision,
2034 const_vector_from_tree): (Ditto.).
2035 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2037 2010-04-20 Jan Hubicka <jh@suse.cz>
2039 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2040 (dump_cgraph_node): Dump new flags.
2041 * cgraph.h (struct cgraph_node): Add flags
2042 reachable_from_other_partition and in_other_partition.
2043 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2044 other partition can not be removed.
2045 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2046 the other partition must be output; silence sanity checking on
2047 leaking functions bodies from other paritition.
2048 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2049 (lto_output_node): Output new flags; do not sanity check that inline
2050 clones are output; drop lto_forced_extern_inline_p code; do not mock
2051 visibility flags at partition boundaries.
2052 (add_node_to): New function.
2053 (output_cgraph): Use it to sort functions so masters appear before
2055 (input_overwrite_node): Input new flags.
2056 * passes.c (ipa_write_summaries): Do not call
2057 lto_new_extern_inline_states.
2058 * lto-section-out.c (forced_extern_inline,
2059 lto_new_extern_inline_states lto_delete_extern_inline_states,
2060 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2061 * lto-streamer.h (lto_new_extern_inline_states,
2062 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2063 lto_forced_extern_inline_p): Kill.
2065 2010-04-20 Richard Guenther <rguenther@suse.de>
2067 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2068 from vars that can have pointers.
2069 (process_constraint): Dump useless constraints.
2071 2010-04-20 Richard Guenther <rguenther@suse.de>
2073 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2074 (dump_sa_points_to_info): Remove asserts.
2075 (init_base_vars): nothing_id isn't an escape point nor does it
2078 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2080 * tree.h (TYPE_REF_IS_RVALUE): Define.
2081 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2082 should_move_die_to_comdat, prune_unused_types_walk): Handle
2083 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2084 (modified_type_die, gen_reference_type_die): Emit
2085 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2086 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2088 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2091 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2092 calls for -fpic -m31 if they have been sibcall optimized.
2094 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2096 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2097 ar.lc fixed and call-used.
2099 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2101 2010-04-19 Jan Hubicka <jh@suse.cz>
2103 * opts.c (decode_options): Disable whpr incompatible passes.
2104 * lto/lto.c (lto_1_to_1_map): Skip clones.
2105 (read_cgraph_and_symbols): Do not mark everything as needed.
2106 (do_whole_program_analysis): Do map only after optimizing;
2107 set proper cgraph_state; use passmanager.
2109 2010-04-19 DJ Delorie <dj@redhat.com>
2111 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2112 POINTER_PLUS_EXPR and fix them.
2114 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2116 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2117 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2118 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2119 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2120 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2121 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2122 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2123 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2124 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2125 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2126 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2128 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2130 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2131 (check_cond_move_block): Likewise.
2132 (cond_move_process_if_block): Likewise.
2133 (noce_find_if_block): Improve formatting.
2134 (find_if_header): Pass 0 to memset and tweak conditions.
2135 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2137 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2139 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2143 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2144 with non-local decl doesn't need chain.
2146 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2148 * ira-color.c (allocno_reload_assign): Avoid accumulating
2149 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2151 2010-04-19 Martin Jambor <mjambor@suse.cz>
2153 * gimple.h (create_tmp_reg): Declare.
2154 * gimplify.c (create_tmp_reg): New function.
2155 (gimplify_return_expr): Use create_tmp_reg.
2156 (gimplify_omp_atomic): Likewise.
2157 (gimple_regimplify_operands): Likewise.
2158 * tree-dfa.c (make_rename_temp): Likewise.
2159 * tree-predcom.c (predcom_tmp_var): Likewise.
2160 (reassociate_to_the_same_stmt): Likewise.
2161 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2162 (get_replaced_param_substitute): Likewise.
2163 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2164 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2165 * tree-ssa-pre.c (get_representative_for): Likewise.
2166 (create_expression_by_pieces): Likewise.
2167 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2168 (create_tailcall_accumulator): Likewise.
2170 2010-04-19 Martin Jambor <mjambor@suse.cz>
2172 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2174 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2176 2010-04-19 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/43796
2179 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2180 from SCEV in the lattice.
2181 (vrp_visit_phi_node): Dump change.
2183 2010-04-19 Richard Guenther <rguenther@suse.de>
2185 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2186 * configure: Re-generated.
2188 2010-04-19 Richard Guenther <rguenther@suse.de>
2190 PR tree-optimization/43783
2191 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2192 constant ARRAY_REF operands two and three if possible.
2194 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2197 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2199 2010-04-19 Jie Zhang <jie@codesourcery.com>
2202 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2204 2010-04-19 Ira Rosen <irar@il.ibm.com>
2206 PR tree-optimization/37027
2207 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2208 and macro to access it.
2209 (vectorizable_reduction): Add argument.
2210 (vect_get_slp_defs): Likewise.
2211 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2212 statements for possible use in SLP.
2213 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2214 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2215 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2217 (vectorizable_reduction): Likewise.
2218 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2220 (vectorizable_type_demotion, vectorizable_type_promotion,
2221 vectorizable_store): Likewise.
2222 (vect_analyze_stmt): Update call to vectorizable_reduction.
2223 (vect_transform_stmt): Likewise.
2224 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2225 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2226 from different interleaving chains in same node.
2227 (vect_slp_rearrange_stmts): New function.
2228 (vect_supported_load_permutation_p): Allow load permutations for
2229 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2230 inside SLP nodes if necessary.
2231 (vect_analyze_slp_instance): Handle reductions.
2232 (vect_analyze_slp): Try to build SLP instances originating from groups
2234 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2235 (vect_get_constant_vectors): Create initial vectors for reductions
2236 according to reduction code. Add new argument.
2237 (vect_get_slp_defs): Add new argument, pass it to
2238 vect_get_constant_vectors.
2239 (vect_schedule_slp_instance): Remove SLP tree root statements.
2241 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2243 * tree.h (ENUM_IS_SCOPED): Define.
2244 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2245 for ENUM_IS_SCOPED enums.
2247 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2249 * fold-const.c (fold_comparison): Use ssizetype.
2250 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2251 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2252 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2253 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2255 * tree.h (initialize_sizetypes): Remove parameter.
2256 (build_common_tree_nodes): Remove second parameter.
2257 * stor-layout.c (initialize_sizetypes): Remove parameter.
2258 Always create an unsigned type.
2259 (set_sizetype): Assert that the passed type is unsigned and simplify.
2260 * tree.c (build_common_tree_nodes): Remove second parameter.
2261 Adjust call to initialize_sizetypes.
2262 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2263 build_common_tree_nodes.
2265 2010-04-18 Matthias Klose <doko@ubuntu.com>
2267 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2269 2010-04-18 Ira Rosen <irar@il.ibm.com>
2271 PR tree-optimization/43771
2272 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2273 load permutation doesn't have gaps.
2275 2010-04-18 Jan Hubicka <jh@suse.cz>
2277 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2278 (sse_prologue_save_insn expander): Use new pattern.
2279 (sse_prologue_save_insn1): New pattern and splitter.
2280 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2282 * i386.c (setup_incoming_varargs_64): Do not compute jump
2284 (ix86_gimplify_va_arg): Update alignment needed.
2285 (ix86_local_alignment): Do not align all local arrays to 128bit.
2287 2010-04-17 Jan Hubicka <jh@suse.cz>
2289 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2291 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2293 * arm.md (negdi2): Remove redundant code to force values into a
2296 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2298 * arm/bpabi.S: Add EABI alignment attributes to objects.
2299 * arm/bpabi-v6m.S: Likewise.
2300 * arm/crti.asm: Likewise.
2301 * arm/crtn.asm: Likewise.
2302 * arm/lib1funcs.asm: Likewise.
2303 * arm/libunwind.S: Likewise.
2305 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2307 * arm-protos.h (tune_params): New structure.
2308 * arm.c (current_tune): New variable.
2309 (arm_constant_limit): Delete.
2310 (struct processors): Add pointer to the tune parameters.
2311 (arm_slowmul_tune): New tuning option.
2312 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2313 (all_cores): Adjust to pick up the tuning model.
2314 (arm_constant_limit): New function.
2315 (arm_override_options): Select the appropriate tuning model. Delete
2316 initialization of arm_const_limit.
2317 (arm_split_constant): Use the new constant-limit model.
2318 (arm_rtx_costs): Pick up the current tuning model.
2319 * arm.md (is_strongarm, is_xscale): Delete.
2320 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2321 for Xscale variant architectures.
2322 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2324 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2326 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2328 (arm_rtx_costs_1): Remove unused variable extra_cost.
2329 (arm_unwind_emit_set): Use variable offset.
2330 (thumb1_output_casesi): Remove unused variable flags.
2332 2010-04-16 Jeff Law <law@redhat.com>
2334 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2335 needing assignment rather than doing a two-phase assignment. Remove
2336 unused variable 'm'.
2338 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2341 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2343 2010-04-16 Doug Kwan <dougkwan@google.com>
2345 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2346 (next_operand_entry_id): New static variable.
2347 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2348 (add_to_ops_vec): Assigned unique ID to operand entry.
2349 (struct oecount_s): New field ID.
2350 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2351 (undistribute_ops_list): Assign unique IDs to oecounts.
2352 (init_reassoc): reset next_operand_entry_id.
2354 2010-04-16 Doug Kwan <dougkwan@google.com>
2356 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2357 missing left parenthesis.
2359 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2361 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2362 *btdi_rex64 using SWI48 mode iterator.
2363 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2364 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2365 *jcc_btdi_mask_rex64.
2367 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2369 * double-int.h (tree_to_double_int): Convert to macro.
2370 * double-int.c (tree_to_double_int): Remove.
2372 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2375 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2376 with want_address 2 and in case a single element list might be
2377 possible, call it again with want_address 0.
2379 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2381 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2382 case 'W' print operands for HI mode.
2383 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2384 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2385 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2386 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2388 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2390 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2391 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2392 #xx:3 and #xx:4 mode.
2394 * config/h8300/h8300.md (inverted load with HImode dest): Add
2395 support for H8300SX.
2397 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2398 satisfy 'U' constraint.
2400 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2402 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2403 * configure: Regenerate.
2404 * config.in: Regenerate.
2405 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2408 2010-04-16 Richard Guenther <rguenther@suse.de>
2410 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2411 (struct tree_decl_common): ... here.
2412 (DECL_PT_UID): Adjust.
2413 (SET_DECL_PT_UID): Likewise.
2414 (DECL_PT_UID_SET_P): Likewise.
2416 2010-04-16 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/43572
2419 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2420 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2421 * tree-flow.h (is_call_clobbered): Remove.
2422 * tree-flow-inline.h (is_call_clobbered): Likewise.
2423 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2424 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2425 (execute_return_slot_opt): Adjust.
2426 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2427 check for call clobbered vars here.
2428 (find_tail_calls): Move tailcall verification to the
2431 2010-04-16 Diego Novillo <dnovillo@google.com>
2433 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2435 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2438 * config/arm/arm.md (cbranchqi4): New pattern.
2439 * config/arm/predicates.md (const0_operand,
2440 cbranchqi4_comparison_operator): New predicates.
2442 2010-04-16 Richard Guenther <rguenther@suse.de>
2444 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2445 (dump_gimple_stmt): Likewise.
2447 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2449 * recog.h (struct recog_data): New field is_operator.
2450 (struct insn_operand_data): New field is_operator.
2451 * recog.c (extract_insn): Set recog_data.is_operator.
2452 * genoutput.c (output_operand_data): Emit code to set the
2454 * reload.c (find_reloads): Use it rather than testing for an
2455 empty constraint string.
2458 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2459 If the previous insn is a cbranchsi4_insn with the same arguments,
2460 omit the compare instruction.
2462 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2463 register, inputs must be low registers and we need a low register
2464 scratch. Handle alternative 2 like alternative 3.
2466 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2468 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2469 don't call get_addr on both. If one expression is a VALUE and
2470 the other a REG, check VALUE's locs if the REG isn't among them.
2472 2010-04-16 Christian Bruel <christian.bruel@st.com>
2474 * config/sh/sh.h (sh_frame_pointer_required): New function.
2475 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2476 (flag_omit_frame_pointer) Set.
2477 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2478 (rounded_frame_size): Adjust size with outgoing_args_size.
2479 (sh_set_return_address): Must return from stack pointer.
2480 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2481 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2482 (ACCUMULATE_OUTGOING_ARGS): Define.
2483 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2484 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2486 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2489 * config/sh/sh.c (sh_legitimize_reload_address): Use
2490 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2491 Remove a unneeded check for offset_base.
2493 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2495 * configure: Regenerated.
2497 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2499 * config/s390/s390.c (s390_call_save_register_used): Switch back
2500 to HARD_REGNO_NREGS.
2502 2010-04-15 Richard Guenther <rguenther@suse.de>
2504 * alias.c (alias_set_subset_of): Handle alias-set zero
2507 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2508 Julian Brown <julian@codesourcery.com>
2510 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2511 alternatives according to use of high and low regs.
2512 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2513 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2514 optimizing for size on Thumb-2.
2516 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2518 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2520 2010-04-15 Richard Guenther <rguenther@suse.de>
2522 * tree-ssa-structalias.c (struct variable_info): Add
2524 (new_var_info): Initialize it.
2525 (dump_constraints): Support printing last added constraints.
2526 (debug_constraints): Adjust.
2527 (dump_constraint_graph): Likewise.
2528 (make_heapvar_for): Check for NULL cfun.
2529 (get_function_part_constraint): New function.
2530 (get_fi_for_callee): Likewise.
2531 (find_func_aliases): Properly implement IPA PTA constraints.
2532 (process_ipa_clobber): New function.
2533 (find_func_clobbers): Likewise.
2534 (insert_into_field_list_sorted): Remove.
2535 (create_function_info_for): Properly allocate vars for IPA mode.
2536 Do not use insert_into_field_list_sorted.
2537 (create_variable_info_for): Properly generate constraints for
2538 global vars in IPA mode.
2539 (dump_solution_for_var): Always dump the solution.
2540 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2541 (find_what_var_points_to): Adjust.
2542 (pt_solution_set): Change.
2543 (pt_solution_ior_into): New function.
2544 (pt_solution_empty_p): Export.
2545 (pt_solution_includes_global): Adjust.
2546 (pt_solution_includes_1): Likewise.
2547 (pt_solutions_intersect_1): Likewise.
2548 (dump_sa_points_to_info): Check some invariants.
2549 (solve_constraints): Move constraint dumping ...
2550 (compute_points_to_sets): ... here.
2551 (ipa_pta_execute): ... and here.
2552 (compute_may_aliases): Do not re-compute points-to info
2553 locally if IPA info is available.
2554 (ipa_escaped_pt): New global var.
2555 (ipa_pta_execute): Properly implement IPA PTA.
2556 * tree-into-ssa.c (dump_decl_set): Support dumping
2557 decls not in referenced-vars.
2558 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2559 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2560 (dump_points_to_solution): Likewise.
2561 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2562 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2563 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2564 (copy_decl_to_var): Copy DECL_PT_UID.
2565 (copy_result_decl_to_var): Likewise.
2566 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2567 (copy_node_stat): Copy it.
2568 * tree.h (DECL_PT_UID): New macro.
2569 (SET_DECL_PT_UID): Likewise.
2570 (DECL_PT_UID_SET_P): Likewise.
2571 (struct tree_decl_minimal): Add pt_uid member.
2572 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2573 (pt_solution_empty_p): Declare.
2574 (pt_solution_set): Adjust.
2575 (ipa_escaped_pt): Declare.
2576 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2577 * gimple-pretty-print.c (pp_points_to_solution): New function.
2578 (dump_gimple_call): Dump call clobber/use information.
2579 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2580 * tree-pass.h (TDF_ALIAS): New dump option.
2581 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2582 * doc/invoke.texi (-fipa-pta): Update documentation.
2584 2010-04-15 Richard Guenther <rguenther@suse.de>
2586 * Makefile.in (OBJS-common): Add gimple-fold.o.
2587 (gimple-fold.o): New rule.
2588 * tree.h (maybe_fold_offset_to_reference,
2589 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2591 * gimple.h: ... here.
2592 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2593 may_propagate_address_into_dereference): Move prototypes ...
2594 * gimple.h: ... here.
2595 * tree-ssa-ccp.c (get_symbol_constant_value,
2596 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2597 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2598 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2599 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2600 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2601 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2602 gimplify_and_update_call_from_tree): Move ...
2603 * gimple-fold.c: ... here. New file.
2604 (ccp_fold_builtin): Rename to ...
2605 (gimple_fold_builtin): ... this.
2606 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2608 2010-04-15 Richard Guenther <rguenther@suse.de>
2610 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2611 fit_double_type, force_fit_type_double, add_double_with_sign,
2612 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2613 lrotate_double, rrotate_double, div_and_round_double): Move ...
2614 * double-int.c: ... here.
2615 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2616 add_double, neg_double, mul_double_with_sign, mul_double,
2617 lshift_double, rshift_double, lrotate_double, rrotate_double,
2618 div_and_round_double): Move prototypes ...
2619 * double-int.h: ... here.
2621 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2624 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2625 matching constraints to ensure inputs match the output.
2627 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2630 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2631 in an input-only operand.
2633 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2635 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2636 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2637 (double_int_negative_p): Convert to static inline function.
2638 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2639 (double_int_negative_p): Remove.
2640 * tree.h (lshift_double, rshift_double):
2641 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2642 * fold-const.c (fold_convert_const_int_from_real,
2643 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2644 (lshift_double): Change type of arith argument to bool.
2645 (rshift_double): Change type of arith argument to bool. Correct
2647 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2649 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2652 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2653 at the start and end of the then/else blocks, and omit them from the
2655 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2656 argument; all callers changed. Pass zero to old_insns_match_p instead.
2657 (flow_find_head_matching_sequence): New function.
2658 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2659 * basic-block.h (flow_find_cross_jump,
2660 flow_find_head_matching_sequence): Declare functions.
2662 2010-04-14 Jason Merrill <jason@redhat.com>
2665 * c-common.c (attribute_takes_identifier_p): New fn.
2666 * c-common.h: Declare it.
2668 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2672 (*udivmod<mode>4): Ditto.
2674 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2676 * config/i386/i386.md (maxmin_int): Rename code attribute from
2677 maxminiprefix and update all users.
2678 (maxmin_float): Ditto from maxminfprefix.
2679 (logic): Ditto from logicprefix.
2680 (absneg_mnemonic): Ditto from absnegprefix.
2681 * config/i386/mmx.md: Update all users of maxminiprefix,
2682 maxminfprefix and logicprefix for rename.
2683 * config/i386/sse.md: Ditto.
2684 * config/i386/sync.md (sync_<code><mode>): Update for
2687 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2690 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2691 warnings converted to errors.
2693 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2695 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2696 used insn_type variable.
2697 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2698 to avoid set-but-not-used warning.
2700 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2702 * df-core.c (df_ref_debug): Change format string placeholder
2704 * dwarf2asm.c (dw2_asm_output_data_raw,
2705 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2706 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2707 * dwarf2out.c (output_cfi, output_cfi_directive,
2708 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2709 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2711 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2712 * print-rtl.c (print_rtx): Ditto.
2714 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2717 * builtins.c (expand_builtin_pow_root): New function to expand pow
2718 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2719 series of sqrt and cbrt calls under -ffast-math.
2720 (expand_builtin_pow): Call it.
2722 2010-04-14 Michael Matz <matz@suse.de>
2724 PR tree-optimization/42963
2725 * tree-cfg.c (touched_switch_bbs): New static variable.
2726 (group_case_labels_stmt): New function broken out from ...
2727 (group_case_labels): ... here, use the above.
2728 (start_recording_case_labels): Allocate touched_switch_bbs.
2729 (end_recording_case_labels): Deallocate it, call
2730 group_case_labels_stmt.
2731 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2733 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2738 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2742 2010-04-13 Jan Hubicka <jh@suse.cz>
2744 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2745 of optimized out static functions.
2746 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2747 cost computation. Also sanity check for overflows.
2748 (update_caller_keys): Update cgraph_edge_badness call; properly
2749 update fibheap and sanity check that it is up to date.
2750 (add_new_edges_to_heap): Update cgraph_edge_badness.
2751 (cgraph_decide_inlining_of_small_function): Likewise;
2752 add sanity checking that badness in heap is up to date;
2753 improve dumping of reason; Update badness of calls to the
2754 offline copy of function currently inlined; dump badness
2755 of functions not inlined because of unit growth limits.
2757 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2760 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2761 because of sign-extension change when converting to sizetype here...
2762 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2764 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2765 the folding to constants. Remove redundant final conversion.
2766 (fold_binary) <associate>: Do not associate if the re-association of
2767 constants alone overflows.
2768 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2769 to the end of the list.
2770 (multiple_of_p) <COND_EXPR>: New case.
2772 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2774 * opt-functions.awk (opt_sanitized_name): New.
2776 * optc-gen.awk: Use it
2777 * opth-gen.awk: Use it.
2779 2010-04-13 Martin Jambor <mjambor@suse.cz>
2781 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2782 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2783 children. Call replace_uses_with_default_def_ssa_name to handle
2786 2010-04-13 Michael Matz <matz@suse.de>
2789 * builtins.c (expand_builtin_interclass_mathfn): Also create
2790 a register if the predicate doesn't match.
2792 2010-04-13 Diego Novillo <dnovillo@google.com>
2794 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2795 * c-pch.c: Include timevar.h.
2796 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2797 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2798 * ggc-common.c: Include timevar.h.
2799 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2800 * timevar.def (TV_PCH_SAVE): Define.
2801 (TV_PCH_CPP_SAVE): Define.
2802 (TV_PCH_PTR_REALLOC): Define.
2803 (TV_PCH_PTR_SORT): Define.
2804 (TV_PCH_RESTORE): Define.
2805 (TV_PCH_CPP_RESTORE): Define.
2807 2010-04-13 Michael Matz <matz@suse.de>
2809 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2811 (can_reassociate_p): New function.
2812 (break_up_subtract_bb, reassociate_bb): Use it.
2814 2010-04-13 Richard Guenther <rguenther@suse.de>
2817 * builtins.c (c_readstr): Fix assert.
2819 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2822 when generating cltd insn.
2824 (*ashl<mode>3_1): Remove special handling for register operand 2.
2825 (*ashlsi3_1_zext): Ditto.
2826 (*ashlhi3_1): Ditto.
2827 (*ashlhi3_1_lea): Ditto.
2828 (*ashlqi3_1): Ditto.
2829 (*ashlqi3_1_lea): Ditto.
2830 (*<shiftrt_insn><mode>3_1): Ditto.
2831 (*<shiftrt_insn>si3_1_zext): Ditto.
2832 (*<shiftrt_insn>qi3_1_slp): Ditto.
2833 (*<rotate_insn><mode>3_1): Ditto.
2834 (*<rotate_insn>si3_1_zext): Ditto.
2835 (*<rotate_insn>qi3_1_slp): Ditto.
2837 2010-04-13 Richard Guenther <rguenther@suse.de>
2839 * tree-ssa-structalias.c (callused_id): Remove.
2840 (call_stmt_vars): New.
2841 (get_call_vi): Likewise.
2842 (lookup_call_use_vi): Likewise.
2843 (lookup_call_clobber_vi): Likewise.
2844 (get_call_use_vi): Likewise.
2845 (get_call_clobber_vi): Likewise.
2846 (make_transitive_closure_constraints): Likewise.
2847 (handle_const_call): Adjust to do per-call call-used handling.
2848 (handle_pure_call): Likewise.
2849 (find_what_var_points_to): Remove general callused handling.
2850 (init_base_vars): Likewise.
2851 (init_alias_vars): Initialize call_stmt_vars.
2852 (compute_points_to_sets): Process call-used and call-clobbered
2853 vars for call statements.
2854 (delete_points_to_sets): Free call_stmt_vars.
2856 2010-04-13 Richard Guenther <rguenther@suse.de>
2858 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2859 Only add RW dependence for dependence distance zero.
2860 Adjust maximal vectorization factor according to dependences.
2861 Move alignment handling ...
2862 (vect_find_same_alignment_drs): ... here. New function.
2863 (vect_analyze_data_ref_dependences): Adjust.
2864 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2865 (vect_analyze_data_refs): Adjust minimal vectorization factor
2866 according to data references.
2867 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2868 dependences before determining the vectorization factor.
2869 Analyze alignment after determining the vectorization factor.
2870 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2871 dependences before alignment.
2872 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2874 (vect_analyze_data_refs): Likewise.
2875 (MAX_VECTORIZATION_FACTOR): New define.
2877 2010-04-13 Duncan Sands <baldrick@free.fr>
2879 * except.h (lang_eh_type_covers): Remove.
2880 * except.c (lang_eh_type_covers): Likewise.
2882 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2883 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2885 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2886 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2887 UNITS_PER_LONG where it is ABI relevant.
2888 (s390_return_addr_rtx): Likewise.
2889 (s390_back_chain_rtx): Likewise.
2890 (s390_frame_area): Likewise.
2891 (s390_frame_info): Likewise.
2892 (s390_initial_elimination_offset): Likewise.
2893 (save_gprs): Likewise.
2894 (s390_emit_prologue): Likewise.
2895 (s390_emit_epilogue): Likewise.
2896 (s390_function_arg_advance): Likewise.
2897 (s390_function_arg): Likewise.
2898 (s390_va_start): Likewise.
2899 (s390_gimplify_va_arg): Likewise.
2900 (s390_function_profiler): Likewise.
2901 (s390_optimize_prologue): Likewise.
2902 (s390_rtx_costs): Likewise.
2903 (s390_secondary_reload): Likewise.
2904 (s390_promote_function_mode): Likewise.
2905 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2906 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2907 registers available.
2908 (s390_unwind_word_mode): New function.
2909 (s390_function_value): Split 64 bit values into register pair if
2910 used as return value.
2911 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2912 function call parameters. Handle parallels.
2913 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2914 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2915 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2916 (s390_expand_setmem): Remove unused variable src_addr.
2917 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2918 deal with 64 bit registers.
2919 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2920 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2921 (UNITS_PER_LONG): New macro.
2922 * libjava/include/s390-signal.h: Define extended ucontext
2923 structure containing the upper halfs of the 64 bit registers.
2925 2010-04-13 Simon Baldwin <simonb@google.com>
2927 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2929 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2931 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2932 rvalue on the RHS if the LHS is of a non-renamable type.
2933 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2935 2010-04-13 Matthias Klose <doko@ubuntu.com>
2937 * gcc.c (cc1_options): Handle -iplugindir before processing
2938 the cc1 spec. Only add -iplugindir once.
2939 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2941 * common.opt (iplugindir): Remove `Separate' property, initialize.
2942 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2944 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2945 (distclean): Remove plugin dir.
2946 * doc/invoke.texi: Document -iplugindir.
2948 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2950 * doc/plugins.texi (Loading Plugins): Document short
2951 -fplugin=foo option.
2952 (Plugin API): Mention default_plugin_dir_name function.
2954 * gcc.c (find_file_spec_function): Add new declaration.
2955 (static_spec_func): Use it for "find-file".
2956 (find_file_spec_function): Add new function.
2957 (cc1_options): Add -iplugindir option if -fplugin* options found.
2959 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2961 * plugin.c (add_new_plugin): Updated comment, and handle short
2963 (default_plugin_dir_name): Added new function.
2965 * common.opt (iplugindir): New option to set the plugin directory.
2967 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (any_rotate): New code iterator.
2970 (rotate_insn): New code attribute.
2972 (SWIM124): New mode iterator.
2973 (<rotate_insn>ti3): New expander.
2974 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2975 any_rotate code iterator.
2976 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2977 using any_rotate code iterator and SWIM124 mode iterator.
2978 (ix86_rotlti3): New insn_and_split pattern.
2979 (ix86_rotrti3): Ditto.
2980 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2981 ix86_rotl{di,ti}3 patterns.
2982 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2983 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2984 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2985 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2986 code iterator and SWI mode iterator.
2987 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2988 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2990 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2991 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2992 (bswap rotatert splitter): Add splitter.
2993 (bswap splitter): Macroize splitter using any_rotate code iterator.
2994 Add insn predicate to split only for TARGET_USE_XCHGB or when
2995 optimizing function for size.
2997 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2999 * config/pa/pa.c (emit_move_sequence): Remove use of
3000 deleted variable flag_argument_noalias.
3002 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3004 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3006 Add to unsupported targets list.
3007 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3008 sparc*-sun-solaris2.[567]* from target lists.
3009 * configure: Regenerate.
3010 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3012 Remove Solaris 7 patch references.
3013 (Specific, sparc-sun-solaris2.7): Removed.
3014 (sparc-sun-solaris2*): Update Solaris 7 example.
3015 (sparc64-*-solaris2*): Likewise.
3017 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3019 * config.build (alpha*-dec-osf4*): Remove.
3020 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3021 of obsolete configurations.
3022 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3024 * config/alpha/t-osf4: Renamed to ...
3025 * config/alpha/t-osf5: ... this.
3026 * config/alpha/osf.h: Renamed to ...
3027 * config/alpha/osf5.h: ... this.
3028 Merged old osf5.h contents.
3030 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3031 (EXTRA_SPECS): Removed.
3032 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3033 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3036 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3038 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3040 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3043 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3044 __thiscall convention.
3046 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3048 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3050 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3052 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3054 * function.c (assign_parms_initialize_all): Add unused attribute
3057 2010-04-12 Richard Guenther <rguenther@suse.de>
3059 * gsstruct.def (GSS_CALL): New.
3060 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3061 * gimple.h: Include tree-ssa-alias.h.
3062 (struct gimple_statement_call): New.
3063 (union gimple_statement_struct_d): Add gimple_call member.
3064 (gimple_call_reset_alias_info): Declare.
3065 (gimple_call_use_set): New function.
3066 (gimple_call_clobber_set): Likewise.
3067 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3068 * gimple.c (gimple_call_reset_alias_info): New function.
3069 (gimple_build_call_1): Call it.
3070 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3071 * tree-inline.c (remap_gimple_stmt): Likewise.
3072 (expand_call_inline): Remove callused handling.
3073 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3074 * tree-dfa.c (dump_variable): Likewise.
3075 * tree-parloops.c (parallelize_loops): Likewise.
3076 * tree-ssa.c (init_tree_ssa): Likewise.
3077 (delete_tree_ssa): Likewise.
3078 * tree-flow-inline.h (is_call_used): Remove.
3079 * tree-flow.h (struct gimple_df): Remove callused member.
3080 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3081 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3082 (ref_maybe_used_by_call_p_1): Simplify.
3083 (call_may_clobber_ref_p_1): Likewise.
3084 * tree-ssa-structalias.c (compute_points_to_sets): Set
3085 the call stmt used and clobbered sets.
3086 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3087 (find_tail_calls): Verify the tail call.
3089 2010-04-12 Richard Guenther <rguenther@suse.de>
3091 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3092 single-iteration always-inline inlining.
3093 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3094 (cgraph_decide_inlining): Do not handle always-inline specially.
3095 (try_inline): Remove always-inline cycle detection special case.
3096 Do not recurse on always-inlines.
3097 (cgraph_early_inlining): Do not iterate if not optimizing.
3098 (cgraph_gate_early_inlining): remove.
3099 (pass_early_inline): Run unconditionally.
3100 (gate_cgraph_decide_inlining): New function.
3101 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3102 not inlining or optimizing.
3103 (cgraph_decide_inlining_of_small_functions): Also consider
3104 always-inline functions.
3105 (cgraph_default_inline_p): Return true for nodes which should
3106 disregard inline limits.
3107 (estimate_function_body_sizes): Assume zero size and time for
3108 nodes which are marked as disregarding inline limits.
3109 (cgraph_decide_recursive_inlining): Do not perform recursive
3110 inlining on always-inline nodes.
3112 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3115 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3116 for exprs satisfying handled_component_p.
3118 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3120 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3121 non-constant aggregate elements.
3123 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3124 is a real initialization.
3126 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3129 * c-decl.c (start_function): Move forward check for nested function.
3131 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3133 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3134 * config/sh/sh.c: Include reload.h.
3135 (sh_legitimize_reload_address): New.
3136 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3137 sh_legitimize_reload_address.
3139 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3141 * config/sh/sh.md (*movqi_pop): New insn pattern.
3142 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3144 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.md (any_shiftrt): New code iterator.
3147 (shiftrt_insn): New code attribute.
3149 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3150 using any_shiftrt code iterator.
3151 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3152 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3153 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3154 pattern from corresponding peephole2 patterns.
3155 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3156 using any_shiftrt code iterator.
3157 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3158 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3159 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3160 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3161 *{ashr,lshr}<mode>3_cmp_zext.
3162 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3164 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3166 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3168 (*lshr<mode>3_cconly): Ditto.
3170 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3173 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3174 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3175 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3177 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3178 from corresponding peephole2 patterns.
3179 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3180 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3181 and *lshrdi3_1_rex64 using SWI mode iterator.
3182 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3183 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3184 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3185 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3186 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3187 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3188 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3189 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3190 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3193 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3196 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3197 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3198 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3200 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3201 from corresponding peephole2 patterns.
3202 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3203 (ashrsi3_cvt): Rename from ashrsi3_31.
3204 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3205 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3206 and x86_64_shift_adj_3 using SWI48 mode iterator.
3207 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3208 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3209 and *ashrdi3_1_rex64 using SWI mode iterator.
3210 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3211 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3212 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3213 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3214 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3215 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3216 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3217 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3218 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3220 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3221 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3222 x86_shift<mode>_adj_3 expanders.
3224 2010-04-10 Wei Guozhi <carrot@google.com>
3227 * config/arm/arm.c (arm_pic_static_addr): New function.
3228 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3230 (arm_output_addr_const_extra): Output expression for new pattern.
3231 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3233 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3235 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3238 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3239 * web.c: Include "insn-config.h" and "recog.h".
3240 (union_match_dups): New function.
3241 (web_main): Call it.
3242 (union_defs): Don't try to recognize match_dups.
3244 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3245 if doing so would replace the entire pattern.
3247 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3252 and splitter pattern. Change splitter operand 1 predicate to
3255 2010-04-09 Martin Jambor <mjambor@suse.cz>
3257 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3258 lattices are addresses of CONST_DECLs with the same initial value.
3259 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3260 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3262 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3263 Bernd Schmidt <bernds@codesourcery.com>
3265 * loop-invariant.c (replace_uses): New static function.
3266 (move_invariant_reg): Use it to ensure we can replace the uses.
3268 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3270 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3272 (picochip_override_options): Enable section anchors only above -O1.
3273 (picochip_reorg): Fixed a couple of build warnings.
3275 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3277 * configure.ac (plugin -rdynamic test): Log result.
3278 * configure: Regenerate.
3279 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3280 (RDYNAMIC_SPEC): Define.
3281 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3283 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3285 * configure.ac: Determine Sun ld version numbers.
3286 (comdat_group): Restrict GNU ld version checks to gld.
3287 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3288 (enable_comdat): Support --enable-comdat.
3289 * configure: Regenerate.
3290 * doc/install.texi (Configuration): Document --enable-comdat.
3292 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3294 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3295 * config/sol2-gld.h: ... here.
3296 * config.gcc (sparc*-*-solaris2*): Reflect this.
3297 (i[34567]86-*-solaris2*): Use it.
3299 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3301 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3303 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3305 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3308 * diagnostic.c (diagnostic_initialize): Initialize
3309 some_warnings_are_errors.
3310 (diagnostic_finish): New.
3311 (diagnostic_action_after_output): Call it before exiting.
3312 (diagnostic_report_diagnostic): Do not print message here. Set
3313 some_warnings_are_errors.
3314 * diagnostic.h (diagnostic_context): Delete
3315 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3316 (diagnostic_finish): Declare.
3317 * toplev.c (toplev_main): Call it before exit.
3319 2010-04-09 Jason Merrill <jason@redhat.com>
3322 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3323 for incomplete type.
3326 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3327 based on a warning flag.
3329 2010-04-09 Richard Guenther <rguenther@suse.de>
3331 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3333 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3336 * varasm.c (default_assemble_visibility): Wrap vars that are
3337 set, but unused, by targets without GAS.
3338 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3339 Remove set, but unused, vars.
3340 (rs6000_legitimize_tls_address): Likewise.
3341 (altivec_expand_dst_builtin): Likewise.
3342 * config/darwin.c (machopic_classify_symbol): Likewise.
3343 (machopic_indirection_name): Likewise.
3345 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (DWI): New mode iterator.
3348 (S): New mode attribute.
3349 (shift_operand): Ditto.
3350 (shift_immediate_operand): Ditto.
3351 (ashl_input_operand): Ditto.
3352 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3353 using SDWIM mode iterator.
3354 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3355 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3357 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3358 from corresponding peephole2 patterns.
3359 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3360 and x86_64_shift_adj_1 using SWI48 mode iterator.
3361 (x86_shift<mode>_adj_2): Ditto.
3362 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3363 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3364 using SWI48 mode iterator.
3365 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3366 *ashldi3_cmp_rex64 using SWI mode iterator.
3367 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3368 *ashldi3_cconly_rex64 using SWI mode iterator.
3369 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3370 x86_shift<mode>_adj_{1,2}.
3371 (ix86_split_ashr): Ditto.
3372 (ix86_split_lshr): Ditto.
3374 2010-04-09 Richard Guenther <rguenther@suse.de>
3376 * target.h (builtin_conversion): Pass in input and output types.
3377 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3378 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3379 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3380 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3382 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3384 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3386 2010-04-09 Richard Guenther <rguenther@suse.de>
3389 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3391 2010-04-09 Richard Guenther <rguenther@suse.de>
3393 * tree-vectorizer.h (struct _stmt_vec_info): Document
3394 that vectype is the type of the LHS.
3395 (supportable_widening_operation, supportable_narrowing_operation):
3396 Get both input and output vector types as arguments.
3397 (vect_is_simple_use_1): Declare.
3398 (get_same_sized_vectype): Likewise.
3399 * tree-vect-loop.c (vect_determine_vectorization_factor):
3400 Set STMT_VINFO_VECTYPE to the vector type of the def.
3401 (vectorizable_reduction): Adjust.
3402 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3403 Adjust. Specify the output vector type.
3404 (vect_pattern_recog_1): Adjust.
3405 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3406 (vectorizable_call): Adjust.
3407 (vectorizable_conversion): Likewise.
3408 (vectorizable_operation): Likewise.
3409 (vectorizable_type_demotion): Likewise.
3410 (vectorizable_type_promotion): Likewise.
3411 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3413 (vect_is_simple_use_1): New function.
3414 (supportable_widening_operation): Get both input and output
3416 (supportable_narrowing_operation): Likewise.
3417 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3419 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3421 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3422 __thiscall and _thiscall as predefined macros.
3423 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3424 thiscall attribute handling.
3425 (ix86_comp_type_attributes): Likewise.
3426 (ix86_function_regparm): Likewise.
3427 (ix86_return_pops_args): Likewise.
3428 (init_cumulative_args): Likewise.
3429 (find_drap_reg): Likewise.
3430 (ix86_static_chain): Likewise.
3431 (x86_this_parameter): Likewise.
3432 (x86_output_mi_thunk): Likewise.
3433 (ix86_attribute_table): Add description for thiscall attribute.
3434 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3435 * doc/extend.texi: Add documentation for thiscall.
3437 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3440 * c.opt (Wint-to-pointer-cast): Available in C++.
3441 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3443 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3445 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3446 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3447 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3448 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3449 function type instead. Reorder and simplify checks.
3451 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3453 2010-04-08 Jing Yu <jingyu@google.com>
3454 Zdenek Dvorak <ook@ucw.cz>
3456 PR tree-optimization/42720
3457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3458 loop unswitch conditions here from ...
3459 (tree_unswitch_single_loop): ... here.
3461 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3463 * tree-if-conv.c: Fix comments and simplify logic.
3465 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3467 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3468 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3469 (main_tree_if_conversion): Update call to tree_if_conversion.
3471 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3474 * doc/invoke.texi (-b,-V): Delete.
3475 * doc/tm.texi: Do not mention -b.
3476 * gcc.c (display_help): Delete -b and -V.
3477 (process_command): Delete -b and -V.
3478 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3480 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3481 Wolfgang Gellerich <gellerich@de.ibm.com>
3483 Implement target hook for loop unrolling
3484 * target.h (loop_unroll_adjust): Add a new target hook function.
3485 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3486 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3487 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3488 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3489 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3491 (decide_unroll_stupid): Likewise.
3493 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3496 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3498 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3500 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3501 (Specific, *-*-solaris2*): Likewise.
3502 Don't prefer Sun as over GNU as.
3504 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3506 * config/s390/s390.c (override_options): Adjust the z10
3507 defaults for max-unroll-times, max-completely-peeled-insns
3508 and max-completely-peel-times.
3510 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3512 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3513 instructions for z10.
3514 (s390_expand_setmem): Likewise.
3515 (s390_expand_cmpmem): Likewise.
3517 2010-04-08 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/43679
3520 * tree-ssa-pre.c (eliminate): Only propagate copies.
3522 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3525 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3526 set but not used variable warning.
3528 2010-04-08 Wei Guozhi <carrot@google.com>
3531 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3532 (arm_size_rtx_costs): Call the new function when optimized for size.
3534 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3537 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3538 op0 is not a MEM, just return NULL instead of assertion
3540 (discover_nonconstant_array_refs): Don't walk debug stmts.
3542 2010-04-08 Doug Kwan <dougkwan@google.com>
3544 * configure.ac: Recognize gold and do not use its version number
3545 to test ld features.
3546 * configure: Regenerate.
3548 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3551 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3552 (negate_value): Move code to push elements to broken_up_substracts ...
3553 (eliminate_plus_minus_pair): ... here. Push operands that have no
3554 negative pair to plus_negates.
3555 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3557 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3559 * doc/install.texi (Configuration): Move description of
3560 --enable-lto, --with-libelf*, --enable-gold from Java section to
3563 * doc/generic.texi (Working with declarations)
3564 (Function Properties, C and C++ Trees): Fix typos.
3565 * doc/sourcebuild.texi (Top Level): Likewise.
3567 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3570 * tree.h (DECL_READ_P): Define.
3571 (struct tree_decl_common): Add decl_read_flag.
3572 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3573 a set but not used warning.
3574 (merge_decls): Merge DECL_READ_P flag.
3575 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3576 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3577 * c-common.c (handle_used_attribute, handle_unused_attribute):
3579 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3581 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3583 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3584 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3585 c_parser_binary_expression, c_parser_cast_expression,
3586 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3587 Call default_function_array_read_conversion instead of
3588 default_function_array_conversion where needed.
3589 (c_parser_unary_expression, c_parser_conditional_expression,
3590 c_parser_postfix_expression_after_primary, c_parser_initelt):
3591 Likewise. Call mark_exp_read where needed.
3592 (c_parser_statement_after_labels, c_parser_asm_operands,
3593 c_parser_typeof_specifier, c_parser_sizeof_expression,
3594 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3596 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3598 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3599 (warn_unused_but_set_parameter): Default to warn_unused
3601 * doc/invoke.texi: Document -Wunused-but-set-variable and
3602 -Wunused-but-set-parameter.
3604 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3605 used count variable.
3606 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3607 when operandN variables aren't used in the body of the expander
3609 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3610 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3611 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3612 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3613 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3614 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3615 * tree.c (PROCESS_ARG): Likewise.
3617 2010-04-07 Simon Baldwin <simonb@google.com>
3619 * diagnostic.h (diagnostic_override_option_index): New macro to
3620 set a diagnostic's option_index.
3621 * c-tree.h (c_cpp_error): Add warning reason argument.
3622 * opts.c (_warning_as_error_callback): New.
3623 (register_warning_as_error_callback): Store callback for
3624 warnings enabled via enable_warning_as_error.
3625 (enable_warning_as_error): Call callback, minor code tidy.
3626 * opts.h (register_warning_as_error_callback): Declare.
3627 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3628 response to -Werror=.
3629 (c_common_init_options): Register warning_as_error_callback in opts.c.
3630 * common.opt: Add -Wno-cpp option.
3631 * c-common.c (struct reason_option_codes_t): Map cpp warning
3632 reason codes to gcc option indexes.
3633 * (c_option_controlling_cpp_error): New function, lookup the gcc
3634 option index for a cpp warning reason code.
3635 * (c_cpp_error): Add warning reason argument, call
3636 c_option_controlling_cpp_error for diagnostic_override_option_index.
3637 * doc/invoke.texi: Document -Wno-cpp.
3639 2010-04-07 Richard Guenther <rguenther@suse.de>
3641 * ipa-reference.c (mark_load): Use get_base_address.
3642 (mark_store): Likewise.
3644 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3645 inserting GIMPLE_NOPs into the IL.
3646 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3647 Explicitly strip handled components and indirect references.
3649 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3650 folding address expressions.
3651 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3652 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3653 operand_equal_p to compare decls.
3654 (ptr_deref_may_alias_decl_p): Likewise.
3655 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3656 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3657 Handle reversed comparison ops.
3658 * tree-sra.c (asm_visit_addr): Use get_base_address.
3659 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3660 * ipa-reference.c (mark_address): Use get_base_address.
3662 2010-04-07 Richard Guenther <rguenther@suse.de>
3664 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3665 Propagate constants everywhere.
3667 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3670 * tree.c (MAX_INT_CACHED_PREC): Define.
3671 (nonstandard_integer_type_cache): New array.
3672 (build_nonstandard_integer_type): Cache results for precision
3673 <= MAX_INT_CACHED_PREC.
3675 2010-04-07 Richard Guenther <rguenther@suse.de>
3677 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3678 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3679 * common.opt: Likewise.
3680 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3681 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3682 (nonoverlapping_memrefs_p): Likewise.
3683 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3684 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3685 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3686 OPT_fargument_noalias_global for backward compatibility.
3688 2010-04-07 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/43270
3691 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3692 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3693 * tree-ssa-pre.c (phi_translate_1): Adjust.
3694 (fully_constant_expression): Split out vn_reference handling to ...
3695 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3696 Fold reads from constant strings.
3697 (vn_reference_lookup): Handle fully constant references.
3698 (vn_reference_lookup_pieces): Likewise.
3699 * Makefile.in (expmed.o-warn): Add -Wno-error.
3701 2010-04-07 Martin Jambor <mjambor@suse.cz>
3703 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3705 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3708 * gcc.c: Add -static-libstdc++ to list of recognized options.
3710 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3712 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3714 2010-04-07 Richard Guenther <rguenther@suse.de>
3717 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3718 bases build simple mem attributes to retain points-to information.
3720 2010-04-07 Richard Guenther <rguenther@suse.de>
3723 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3724 preserve points-to related information.
3726 2010-04-07 Richard Guenther <rguenther@suse.de>
3729 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3730 discard plain indirect references.
3731 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3732 * tree.c (tree_nop_conversion): Likewise.
3734 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3737 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3739 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3741 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3742 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3744 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3746 * tree-if-conv.c: Fix indentation and comments.
3748 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3750 * tree-if-conv.c: Sort static functions in topological order.
3752 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3754 * tree-if-conv.c: Fix indentation and comments.
3756 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3759 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3760 lang_hooks.types.type_for_size instead of
3761 build_nonstandard_integer_type.
3762 When converting an unsigned type to signed, double its precision.
3763 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3764 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3765 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3768 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3771 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3772 POINTER_PLUS_EXPR for pointer types.
3774 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3777 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3778 * graphite-clast-to-gimple.c: Include langhooks.h.
3779 (max_signed_precision_type): New.
3780 (max_precision_type): Takes two types as arguments.
3781 (precision_for_value): New.
3782 (precision_for_interval): New.
3783 (gcc_type_for_interval): New.
3784 (gcc_type_for_value): New.
3785 (gcc_type_for_clast_term): New.
3786 (gcc_type_for_clast_red): New.
3787 (gcc_type_for_clast_bin): New.
3788 (gcc_type_for_clast_expr): Split up into several functions.
3789 (gcc_type_for_clast_eq): Rewritten.
3790 (compute_bounds_for_level): New.
3791 (compute_type_for_level_1): New.
3792 (compute_type_for_level): New.
3793 (gcc_type_for_cloog_iv): Removed.
3794 (gcc_type_for_iv_of_clast_loop): Rewritten.
3795 (graphite_create_new_loop): Compute the lower and upper bound types
3796 with gcc_type_for_clast_expr.
3797 (graphite_create_new_loop_guard): Same.
3798 (find_cloog_iv_in_expr): Removed.
3799 (compute_cloog_iv_types_1): Removed.
3800 (compute_cloog_iv_types): Removed.
3801 (gloog): Do not call compute_cloog_iv_types.
3802 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3804 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3805 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3806 (GBB_CLOOG_IV_TYPES): Removed.
3808 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3810 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3811 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3812 (detect_commutative_reduction): Same.
3814 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3816 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3817 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3819 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3820 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3821 (rewrite_commutative_reductions_out_of_ssa): Same.
3822 * passes.c (execute_function_todo): Call verify_ssa for every pass
3823 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3824 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3825 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3826 with an extra argument.
3827 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3828 verify_ssa only when the extra argument is true.
3829 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3830 with an extra argument.
3831 (tree_transform_and_unroll_loop): Same.
3833 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3835 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3836 for all the passes of the LNO having LOOP_CLOSED_SSA.
3837 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3838 * tree-loop-distribution.c (pass_loop_distribution): Same.
3839 * tree-pass.h (TODO_verify_loops): Removed.
3840 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3842 (pass_tree_unswitch): Same.
3843 (pass_predcom): Same.
3844 (pass_vectorize): Same.
3845 (pass_linear_transform): Same.
3846 (pass_graphite_transforms): Same.
3847 (pass_iv_canon): Same.
3848 (pass_complete_unroll): Same.
3849 (pass_complete_unrolli): Same.
3850 (pass_parallelize_loops): Same.
3851 (pass_loop_prefetch): Same.
3852 (pass_iv_optimize): Same.
3854 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3857 * passes.c (init_optimization_passes): Move pass_lim before
3858 pass_copy_prop and pass_dce_loop.
3860 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3863 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3864 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3865 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3866 MULTI_* defines for 4 argument vpermil2p* builtins.
3868 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3870 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3871 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3872 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3873 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3874 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3875 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3876 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3877 Use x86_maybe_negate_const_int to output insn mnemonic.
3878 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3879 check from instruction predicate. Update comments.
3880 * config/i386/sync.md (sync_add<mode>): Use
3881 x86_maybe_negate_const_int to output insn mnemonic.
3883 2010-04-06 Jan Hubicka <jh@suse.cz>
3885 PR tree-optimization/42906
3886 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3887 IGNORE_SELF argument. Set visited_control_parents for fully
3889 (find_obviously_necessary_stmts): Update call of
3890 mark_control_dependent_edges_necessary.
3891 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3893 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/i386.md: Remove comment about 'e' and 'E'
3898 2010-04-06 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/43627
3901 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3902 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3905 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3907 * BASE-VER: Change to 4.6.0.
3910 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3913 2010-04-06 Richard Guenther <rguenther@suse.de>
3916 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3918 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3920 * doc/invoke.texi (Optimize Options): Document that LTO
3921 won't remove object access purely due to incompatible
3924 2010-04-04 Matthias Klose <doko@ubuntu.com>
3926 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3927 Initialize variable.
3929 2010-04-03 Richard Guenther <rguenther@suse.de>
3932 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3933 require a non-NULL MEM_OFFSET.
3935 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3937 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3938 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3939 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3940 config/alpha/predicates.md, config/arm/arm.md,
3941 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3942 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3943 config/darwin9.h, config/darwin.c, config/darwin.h,
3944 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3945 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3946 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3947 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3948 config/mips/mips.md, config/mn10300/mn10300.c,
3949 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3950 config/rs6000/aix.h, config/rs6000/dfp.md,
3951 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3952 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3953 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3954 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3955 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3956 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3957 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3958 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3959 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3960 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3961 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3962 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3963 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3964 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3965 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3966 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3967 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3968 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3969 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3970 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3971 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3972 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3973 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3974 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3975 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3976 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3977 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3978 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3979 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3980 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3981 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3982 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3983 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3984 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3985 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3986 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3988 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3991 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3992 * aclocal.m4: Regenerate.
3994 2010-04-02 Richard Guenther <rguenther@suse.de>
3996 PR tree-optimization/43629
3997 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3998 if we have seen a constant value.
4000 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4002 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4004 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4007 * arm.c (legitimize_tls_address): Adjust call to
4008 gen_tls_load_dot_plus_four.
4009 (arm_note_pic_base): New function.
4010 (arm_cannot_copy_insn_p): Use it.
4011 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4014 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4019 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4021 * Makefile.in ($(out_object_file)): Depend on
4022 gt-$(basename $(notdir $(out_file))).h.
4024 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4026 * config.gcc (lm32-*-rtems*): Add t-lm32.
4028 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4030 * config.gcc: Add lm32-*-rtems*.
4031 * config/lm32/rtems.h: New file.
4033 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4036 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4038 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4040 * dwarf2out.c (output_compilation_unit_header): For
4041 -gdwarf-4 use version 4 instead of version 3.
4042 (output_line_info): For version 4 and above emit additional
4043 maximum ops per insn header field.
4044 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4046 * dwarf2out.c (is_c_family, is_java): Remove.
4047 (lower_bound_default): New function.
4048 (add_bound_info, gen_descr_array_type_die): Use it.
4050 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4053 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4054 re-declaration when it happens in a function.
4056 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4058 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4059 (cgraph_remove_function_insertion_hook): Same.
4060 (cgraph_call_function_insertion_hooks): Same.
4062 2010-04-01 Richard Guenther <rguenther@suse.de>
4065 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4066 and TREE_THIS_VOLATILE.
4067 (copy_ref_info): Likewise.
4068 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4069 * tree.c (build6_stat): Ignore side-effects of all but arg5
4070 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4073 2010-04-01 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/43607
4076 * ipa-type-escape.c (check_call): Do not access non-existing
4079 2010-04-01 Richard Guenther <rguenther@suse.de>
4083 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4084 Jack Howarth <howarth@bromo.med.uc.edu>
4086 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4089 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4091 * doc/install.texi (Prerequisites): Document libelf usability on
4092 IRIX 5/6 and Solaris 2.
4093 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4094 Update GNU as, GNU ld requirements.
4095 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4096 Document Sun Studio compiler download.
4097 Update and simplify as, ld recommendations.
4098 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4100 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4102 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4103 with_tune_32 to pentium4.
4105 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4107 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4109 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4111 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4112 obsoletion, removal.
4114 Document GNU as requirement.
4115 Update configure requirements.
4116 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4117 Recomment IRIX 6.5.18+.
4118 Document IDF/IDL requirement.
4119 Document GNU as requirement.
4120 Document GNU ld bootstrap failure.
4121 Remove freeware.sgi.com reference.
4123 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4125 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4126 UNIX V4.0, V5.0 obsoletion, removal.
4127 Remove --with-gc=simple reference.
4128 Update VM requirements during bootstrap.
4129 Remove -oldas bootstrap description.
4130 Update binutils reference.
4131 Remove comparison failure note.
4133 2010-03-31 Richard Guenther <rguenther@suse.de>
4134 Zdenek Dvorak <ook@ucw.cz>
4135 Sebastian Pop <sebastian.pop@amd.com>
4138 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4139 with multiple arguments.
4140 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4142 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4144 * graphite-dependences.c (print_pddr): Call print_pdr with an
4146 * graphite-poly.c (debug_pdr): Add an extra argument for the
4149 (print_pbb_domain): Same.
4151 (print_scop_context): Same.
4153 (print_cloog): Same.
4154 (debug_pbb_domain): Same.
4158 (debug_scop_context): Same.
4160 (debug_cloog): Same.
4161 (print_scop_params): Same.
4162 (debug_scop_params): Same.
4163 (print_iteration_domain): Same.
4164 (print_iteration_domains): Same.
4165 (debug_iteration_domain): Same.
4166 (debug_iteration_domains): Same.
4167 (print_scattering_function): Same.
4168 (print_scattering_functions): Same.
4169 (debug_scattering_function): Same.
4170 (debug_scattering_functions): Same.
4171 * graphite-poly.h (debug_pdr): Update declaration.
4173 (print_pbb_domain): Same.
4175 (print_scop_context): Same.
4177 (print_cloog): Same.
4178 (debug_pbb_domain): Same.
4182 (debug_scop_context): Same.
4184 (debug_cloog): Same.
4185 (print_scop_params): Same.
4186 (debug_scop_params): Same.
4187 (print_iteration_domain): Same.
4188 (print_iteration_domains): Same.
4189 (debug_iteration_domain): Same.
4190 (debug_iteration_domains): Same.
4191 (print_scattering_function): Same.
4192 (print_scattering_functions): Same.
4193 (debug_scattering_function): Same.
4194 (debug_scattering_functions): Same.
4196 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4198 * graphite-poly.c (print_scattering_function_1): New.
4199 (print_scattering_function): Call it.
4200 (print_scop_params): Remove spaces at the end of lines.
4203 * graphite-poly.h (print_cloog): Declared.
4204 (debug_cloog): Declared.
4206 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4208 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4210 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4211 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4212 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4213 to switch between adding the IV bump in loop->latch or in loop->header.
4215 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4217 * graphite-poly.c (print_scattering_function): Pretty print following
4220 (print_pbb_domain): Same.
4221 (dump_gbb_cases): Same.
4222 (dump_gbb_conditions): Same.
4225 (print_scop_params): Same.
4226 (print_scop_context): Same.
4228 (print_pbb_body): New.
4229 (lst_indent_to): New.
4230 (print_lst): Start new lines with a #.
4231 * graphite-poly.h (pbb_bb): New.
4232 (pbb_index): Use pbb_bb.
4233 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4235 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4237 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4239 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4240 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4241 and 0 instead of 1 for dw_val_class_flag.
4242 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4243 dw_val_class_range_list, dw_val_class_loc_list,
4244 dw_val_class_lineptr and dw_val_class_macptr, use
4245 DW_FORM_flag_present for dw_val_class_flag and
4246 DW_FORM_exprloc for dw_val_class_loc.
4247 (output_die): For -gdwarf-4 print dw_val_class_loc
4248 size as uleb128 instead of 1 or 2 bytes and don't print
4249 anything for dw_val_class_flag.
4251 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4252 instead of cselib_lookup following by tweaking locs->setting_insn.
4255 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4256 even before returning from label, setjmp call or volatile asm
4259 2010-03-31 Richard Guenther <rguenther@suse.de>
4262 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4263 temporary data on stack.
4265 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4267 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4268 (PUSHSECTION_ASM_OP): Remove.
4269 (POPSECTION_ASM_OP): Remove.
4270 (PUSHSECTION_FORMAT): Remove.
4271 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4272 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4273 * config/sol2.c (solaris_output_init_fini): Use it.
4275 2010-03-31 Jie Zhang <jie@codesourcery.com>
4278 * opt-functions.awk (var_type_struct): Use signed char type
4279 for simple variables.
4281 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4283 * config/sol2.c: Include output.h.
4284 (solaris_assemble_visibility): New function.
4285 * config/t-sol2 (sol2.o): Add output.h dependency.
4286 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4287 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4290 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4293 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4294 V2SImode or XFmode on PRE_DEC.
4297 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4300 2010-03-31 Jie Zhang <jie@codesourcery.com>
4303 * reload.h (caller_save_initialized_p): Declare.
4304 * toplev.c (backend_init_target): Don't call
4305 init_caller_save but set caller_save_initialized_p to false.
4306 * caller-save.c (caller_save_initialized_p): Define.
4307 (init_caller_save): Check caller_save_initialized_p.
4308 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4310 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4313 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4314 and soft-fp/t-softfp to tmake_file.
4315 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4316 (LIBGCC2_TF_CEXT): Define.
4319 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4322 * cselib.c (n_useless_values): Document handling of debug locs.
4323 (n_useless_debug_values, n_debug_values): New variables.
4324 (new_elt_loc_list): Don't add to debug values, keep count.
4325 (promote_debug_loc): New.
4326 (cselib_reset_table): Zero new variables.
4327 (entry_and_rtx_equal_p): Promote debug locs.
4328 (discard_useless_locs): Increment n_useless_debug_values for
4330 (remove_useless_values): Adjust n_useless_values and n_debug_values
4331 with n_useless_debug_values.
4332 (add_mem_for_addr): Promote debug locs.
4333 (cselib_lookup_mem): Likewise.
4334 (cselib_lookup_addr): Renamed to...
4335 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4336 (cselib_log_lookup): ... this. Turn into...
4337 (cselib_lookup_addr): ... new wrapper.
4338 (cselib_lookup_from_insn): New.
4339 (cselib_invalidate_regno): Increment n_useless_debug_values for
4341 (cselib_invalidate_mem): Likewise.
4342 (cselib_process_insn): Take n_deleted and n_debug_values into
4343 account to guard remove_useless_value call.
4344 (cselib_finish): Zero n_useless_debug_values.
4345 * cselib.h (cselib_lookup_from_insn): Declare.
4346 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4347 (sched_analyze_2): Likewise.
4349 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4351 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4353 (adjust_mems): Replace narrowing SUBREG of expression containing
4354 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4355 with operations in the narrower mode.
4358 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4359 regs_invalidated_by_call instead all call_used_reg_set registers.
4361 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4364 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4365 pointer comparisons with types_compatible_p.
4366 * tree-vect-stmts.c (vectorizable_call): Same.
4367 (vectorizable_condition): Same.
4369 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4371 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4372 stack check if the mask would be zero.
4374 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4375 Jack Howarth <howarth@bromo.med.uc.edu>
4377 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4380 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4383 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4385 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4386 Include ___unordxf2 and ___unordtf2.
4387 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4390 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4392 * config/lm32/t-lm32: New file.
4393 * config.gcc: Use the above file when targetting lm32.
4395 2010-03-28 Duncan Sands <baldrick@free.fr>
4397 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4399 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4402 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4403 Improve vectorization cost model diagnostic.
4405 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4408 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4409 compute_data_dependences_for_loop returns false, early exit
4410 and output an extra diagnostic for the failed data reference
4413 2010-03-29 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/43560
4416 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4417 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4419 2010-03-29 Jie Zhang <jie@codesourcery.com>
4422 * toplev.c (process_options): Set optimization_default_node
4423 and optimization_current_node.
4424 * opts.c (decode_options): Don't set optimization_default_node
4425 and optimization_current_node.
4427 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4429 * config/rtems.h: Abandon -qrtems_debug.
4431 2010-03-28 Jan Hubicka <jh@suse.cz>
4433 PR tree-optimization/43505
4434 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4435 map should not be copied.
4437 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4440 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4441 cdtors, set DECL_PRESERVE_P.
4442 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4445 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4447 PR tree-optimization/43528
4448 * stor-layout.c (place_field): Check that constant fits into
4449 unsigned HWI when skipping calculation of MS bitfield layout.
4451 2010-03-27 Jan Hubicka <jh@suse.cz>
4454 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4455 notice_global_symbol work.
4457 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4459 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4460 instead of dwarf2out_decl.
4461 (struct var_loc_node): Remove section_label field.
4462 (dwarf2out_function_decl): New function.
4463 (dwarf2out_var_location): Don't set section_label field.
4464 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4466 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4468 PR tree-optimization/43544
4469 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4470 First argument for builtin vectorized function hook is now a
4471 tree to be able to distinguish between machine specific and
4473 * targhooks.c (default_builtin_vectorized_function): Ditto.
4474 * targhooks.h (default_builtin_vectorized_function): Ditto.
4475 * target.h (struct gcc_target): Ditto.
4476 * tree-vect-stmts.c (vectorizable_function): Ditto.
4477 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4478 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4481 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4484 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4485 nested binding iff it is a FUNCTION_DECL.
4486 (store_parm_decls_newstyle): Pass nested=true to bind for
4487 FUNCTION_DECLs amongst parameters.
4489 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4491 * var-tracking.c (vt_expand_loc_callback): Don't run
4492 cselib_expand_value_rtx_cb in dummy mode if
4493 cselib_dummy_expand_value_rtx_cb returned false.
4495 * var-tracking.c (emit_note_insn_var_location): For one part
4496 notes with offset 0, don't add EXPR_LIST around the location.
4497 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4498 add_location_or_const_value_attribute): Adjust for that change.
4501 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4502 into first operand and location into second.
4503 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4504 dw_cfi_oprnd_loc for DW_CFA_expression.
4505 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4506 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4507 assume first argument is regnum and second argument is location.
4509 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4512 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4513 of scratch register to DImode. Split to DImode comparison operator.
4514 Use SImode subreg of scratch register in the multiplication.
4515 (*cmp_sadd_sidi): Ditto.
4516 (*cmp_ssub_si): Ditto.
4517 (*cmp_ssub_sidi): Ditto.
4519 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4523 Remove invalid assert and wrong comment.
4525 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4528 * flags.h (final_insns_dump_p): New extern.
4529 * final.c (final_insns_dump_p): New variable.
4530 (rest_of_clean_state): Set it before -fdump-final-insns=
4531 dumping, clear afterwards.
4532 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4533 MEM_ALIAS_SET on MEMs.
4535 2010-03-26 David S. Miller <davem@davemloft.net>
4537 * configure.ac: Fix sparc GOTDATA_OP bug check.
4538 * configure: Rebuild.
4540 2010-03-26 Alan Modra <amodra@gmail.com>
4542 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4544 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4546 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4547 TLS_SECTION_ASM_FLAG.
4549 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4552 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4553 Clear first_function_block_is_cold.
4556 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4557 argument if the argument is truth_value_p.
4559 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4561 * config/rs6000/constraints.md: Update copyright year for my changes.
4564 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4565 used in reg+reg addressing, swap registers.
4567 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4570 * target.h (struct gcc_target): Add code_end hook.
4571 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4573 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4574 * toplev.c (compile_file): Call targetm.asm_out.code_end
4575 hook before unwind info/debug info output.
4576 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4577 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4578 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4579 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4580 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4581 * config/i386/i386.c (ix86_file_end): Renamed to...
4582 (ix86_code_end): ... this. Make static. Don't call
4583 file_end_indicate_exec_stack. Emit unwind info using
4584 final_start_function/final_end_function.
4585 (darwin_x86_file_end): Remove.
4586 (TARGET_ASM_CODE_END): Define.
4587 * config/i386/i386.h (TARGET_ASM_FILE_END,
4588 NEED_INDICATE_EXEC_STACK): Don't define.
4589 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4590 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4591 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4592 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4595 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4596 at the beginning and final_end_function at the end.
4597 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4599 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4601 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4602 and Sun as TLS syntax.
4603 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4604 * configure: Regenerate.
4605 * config.in: Regenerate.
4606 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4607 (default_elf_asm_named_section): Use it.
4608 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4609 (i386_output_dwarf_dtprel): Likewise.
4610 (output_addr_const_extra): Likewise.
4611 (output_pic_addr_const): Lowercase @GOTTPOFF.
4612 (output_addr_const_extra): Likewise.
4613 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4614 (output_addr_const_extra): Likewise.
4615 (output_pic_addr_const): Lowercase @INDNTPOFF.
4616 (output_addr_const_extra): Likewise.
4617 (output_pic_addr_const): Lowercase @NTPOFF.
4618 (output_addr_const_extra): Likewise.
4619 (output_pic_addr_const): Lowercase @TPOFF.
4620 (output_addr_const_extra): Likewise.
4621 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4622 (*tls_global_dynamic_64): Likewise.
4623 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4624 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4626 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4627 (ASM_OUTPUT_TLS_COMMON): Use it.
4628 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4631 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4632 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4633 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4634 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4635 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4636 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4638 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4640 * config/i386/i386.c (override_options): Don't accept
4641 -mtls-dialect=sun any longer.
4642 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4643 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4644 (*tls_local_dynamic_base_32_sun): Likewise.
4645 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4647 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4650 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4651 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4654 * ira.c (adjust_cleared_regs): New function.
4655 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4659 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4661 * expr.c (expand_expr_real): Restore previous
4662 curr_insn_source_location and curr_insn_block after
4663 expand_expr_real_1 call.
4664 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4665 instead of expand_expr_real_1.
4667 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4669 PR rtl-optimization/43413
4670 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4673 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4676 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4677 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4679 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4681 * config/i386/i386.c (ix86_target_string): Add -mfma.
4682 Fix a typo in comment.
4684 2010-03-22 Mike Stump <mikestump@comcast.net>
4687 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4688 Don't overly align based upon packed packed fields.
4690 2010-03-22 Jason Merrill <jason@redhat.com>
4692 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4693 Use () rather than [], and move before the element type.
4695 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * doc/configfiles.texi (Configuration Files): Removed
4698 fixinc/Makefile*, intl/Makefile.*.
4699 * doc/makefile.texi: Fixed markup. Abstract from version
4700 control system used.
4701 (Makefile): Removed obsolete gcc/java/parse.y example.
4702 * doc/sourcebuild.texi: Likewise.
4703 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4704 libgomp, libssp. Removed fastjar.
4705 (Miscellaneous Docs): Clarify location.
4706 Added COPYING3, COPYING3.LIB.
4707 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4709 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4712 * config/i386/i386.c (x86_function_profiler)
4713 [!NO_PROFILE_COUNTERS]: Fix typo.
4714 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4717 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4718 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4720 * doc/sourcebuild.texi (Test Directives): Split into six
4721 subsections, with most of the current text in new subsections
4722 Directives, Selectors, and Final Actions.
4723 (Directives): Split list of test directives into multiple
4725 (Selectors): Describe use and syntax of selectors.
4726 (Effective-Target Keywords): Describe all existing keywords.
4727 (Add Options): Describe features for dg-add-options.
4728 (Require Support): Describe variants of dg-require-support.
4729 (Final Actions): Describe commands to use in dg-final.
4731 2010-03-22 Michael Matz <matz@suse.de>
4734 * recog.c (validate_replace_rtx_group): Replace also in
4735 REG_EQUAL and REG_EQUIV notes.
4737 2010-03-22 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/43390
4740 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4741 sure vector extracts are type correct.
4743 2010-03-22 Richard Guenther <rguenther@suse.de>
4746 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4747 x * sqrt (x) even when optimizing for size if the target
4748 has native support for sqrt.
4750 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4752 * varasm.c (make_decl_rtl_for_debug): Also clear
4753 flag_mudflap for the duration of make_decl_rtl call.
4756 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4757 locs from preserved VALUEs.
4759 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4762 * pa.md (movmemsi): Set align to one if zero.
4763 (movmemdi): Likewise.
4765 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4768 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4769 with their corresponding prologue pushes.
4771 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4774 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4775 at the begining or end.
4776 (spu_expand_epilogue): Likewise.
4778 2010-03-20 Richard Guenther <rguenther@suse.de>
4780 PR rtl-optimization/43438
4781 * combine.c (make_extraction): Properly zero-/sign-extend an
4782 extraction of the low part of a CONST_INT. Also handle
4785 2010-03-19 Mike Stump <mikestump@comcast.net>
4787 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4788 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4789 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4791 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4794 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4797 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4799 PR rtl-optimization/42258
4800 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4801 use that may match DEF.
4804 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4805 the cost of loading the constant rather than assuming
4807 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4808 outer code is AND, do the same tests as the andsi3 expander and
4809 return COSTS_N_INSNS (1) if and is cheap.
4811 * optabs.c (avoid_expensive_constant): Fix formatting.
4813 2010-03-19 Michael Matz <matz@suse.de>
4816 * attribs.c (decl_attributes): When rebuilding a function pointer
4817 type use the same qualifiers as the original pointer type.
4819 2010-03-19 Martin Jambor <mjambor@suse.cz>
4821 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4822 and is_gimple_ip_invariant_address.
4824 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4827 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4829 * config/arm/arm.c (arm_override_options): Turn off
4830 flag_dwarf2_cfi_asm for AAPCS variants.
4832 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4835 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4836 Use PRE_MODIFY instead of PRE_DEC.
4837 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4838 (vfp_emit_fstmd): Likewise.
4840 2010-03-19 Michael Matz <matz@suse.de>
4843 * builtins.c (expand_builtin_interclass_mathfn,
4844 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4847 2010-03-19 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/43415
4850 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4851 (phi_translate_1): ... this.
4852 (phi_translate): Move all caching here. Cache all NARY
4853 and REFERENCE translations.
4855 2010-03-19 David S. Miller <davem@davemloft.net>
4857 With help from Eric Botcazou.
4858 * config/sparc/sparc.c: Include dwarf2out.h.
4859 (emit_pic_helper): Delete.
4860 (pic_helper_symbol_name): Delete.
4861 (pic_helper_emitted_p): Delete.
4862 (pic_helper_needed): New.
4863 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4864 (get_pc_thunk_name): New.
4865 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4866 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4867 Set pic_helper_needed to true. Don't call emit_pic_helper.
4868 (sparc_expand_prologue): Update load_pic_register call.
4869 (sparc_output_mi_thunk): Likewise.
4870 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4871 thunk if possible. Output CFI information as needed.
4873 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4874 Jack Howarth <howarth@bromo.med.uc.edu>
4877 * config/i386/i386.h: Fix ABI on darwin x86-32.
4879 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4881 * tree.h: Declare make_decl_rtl_for_debug.
4882 * varasm.c (make_decl_rtl_for_debug): New.
4883 * dwarf2out.c (rtl_for_decl_location): Call it.
4884 * cfgexpand.c (expand_debug_expr): Call it.
4886 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4889 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4893 * var-tracking.c (vt_init_cfa_base): Do nothing if
4894 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4896 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4899 * var-tracking.c (canonicalize_vars_star): New.
4900 (dataflow_post_merge_adjust): Use it.
4902 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4905 * var-tracking.c (non_suitable_const): New function.
4906 (add_uses): For DEBUG_INSNs with constants, don't record any
4907 value, instead just the constant value itself.
4908 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4909 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4910 (emit_notes_in_bb): Likewise.
4911 (emit_note_insn_var_location): For onepart variables if
4912 cur_loc is a VOIDmode constant, use DECL_MODE.
4914 2010-03-18 Martin Jambor <mjambor@suse.cz>
4917 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4918 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4919 all non-clones. Moved call redirection...
4920 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4921 (cgraph_materialize_all_clones): Dispose of all
4922 combined_args_to_skip bitmaps.
4923 (verify_cgraph_node): Do not check for edges pointing to wrong
4924 nodes in inline clones.
4925 * tree-inline.c (copy_bb): Call
4926 cgraph_redirect_edge_call_stmt_to_callee.
4927 * ipa.c (cgraph_remove_unreachable_nodes): Call
4928 cgraph_node_remove_callees even when there are used clones.
4930 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4932 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4934 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4937 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4940 2010-03-18 Michael Matz <matz@suse.de>
4943 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4944 into sqrt(x) if we need to preserve signed zeros.
4946 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4947 Eric Botcazou <ebotcazou@adacore.com>
4949 PR rtl-optimization/43360
4950 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4951 note if we don't know its invariant status.
4953 2010-03-18 Michael Matz <matz@suse.de>
4955 PR tree-optimization/43402
4956 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4957 PHI chains of ssa names registered for update.
4959 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4962 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4963 non-offsettable and pre_modify update addressing.
4964 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4965 and "2" alternatives "#".
4966 (*movdd_softfloat32): Make all alternatives "#";
4967 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4968 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4969 (*movdf_softfloat32): Make all alternatives "#";
4970 (movdi): Use the new DIFD mode iterator to create a common splitter
4971 for movdi, movdf and movdd patterns.
4973 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4975 * common.opt (dumpdir): Remove redundant tab.
4977 2010-03-17 Martin Jambor <mjambor@suse.cz>
4979 PR tree-optimization/43347
4980 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4981 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4983 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4985 PR rtl-optimization/42216
4986 * regrename.c (create_new_chain): New function, broken out from...
4987 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4988 appending a use to an empty chain.
4989 (build_def_use): Remove previous changes that convert OP_INOUT to
4990 OP_OUT operands; instead detect the case where an OP_INOUT operand
4991 uses a previously untracked register and create an empty chain for it.
4993 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4995 * doc/extend.texi (Function Attributes): Rewrite unfinished
4996 sentence in ms_abi documentation.
4998 2010-03-17 Alan Modra <amodra@gmail.com>
5000 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5001 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5002 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5003 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5005 2010-03-16 Richard Henderson <rth@redhat.com>
5008 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5009 (lower_try_finally): Save and restore eh_seq around the expansion
5012 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5014 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5015 statements before splitting block.
5017 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5019 * doc/sourcebuild.texi (Testsuites): Fix markup.
5020 Use pathnames relative to gcc/testsuite.
5021 (Test Directives): Move description of how timeout is determined.
5022 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5023 (C Tests): Correct gcc.misc-tests directory.
5024 Framework tests now live in gcc.test-framework.
5026 2010-03-16 Richard Guenther <rguenther@suse.de>
5029 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5030 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5032 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5033 Alexandre Oliva <aoliva@redhat.com>
5035 PR tree-optimization/42917
5036 * lambda-code.c (remove_iv): Skip debug statements.
5037 (lambda_loopnest_to_gcc_loopnest): Likewise.
5038 (not_interesting_stmt): Debug statements are not interesting.
5040 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5044 * cselib.c (cselib_preserve_constants,
5045 cfa_base_preserved_val): New static variables.
5046 (preserve_only_constants): New function.
5047 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5048 clear its REG_VALUES. If cselib_preserve_constants, don't
5049 empty the whole hash table, but preserve there VALUEs with constants,
5050 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5051 (cselib_preserve_cfa_base_value): New function.
5052 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5053 (cselib_init): Change argument to int bitfield. Set
5054 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5056 (cselib_finish): Clear cselib_preserve_constants and
5057 cfa_base_preserved_val.
5058 * cselib.h (enum cselib_record_what): New enum.
5059 (cselib_init): Change argument to int.
5060 (cselib_preserve_cfa_base_value): New prototype.
5061 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5062 * dse.c (dse_step1): Likewise.
5063 * cfgcleanup.c (thread_jump): Likewise.
5064 * sched-deps.c (sched_analyze): Likewise.
5065 * gcse.c (local_cprop_pass): Likewise.
5066 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5067 If FN is non-NULL, call the callback always and whenever it returns
5068 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5069 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5070 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5071 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5072 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5073 * var-tracking.c: Include recog.h.
5074 (bb_stack_adjust_offset): Remove.
5075 (vt_stack_adjustments): Don't call it, instead just gather the
5076 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5077 (adjust_stack_reference): Remove.
5078 (compute_cfa_pointer): New function.
5079 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5080 (struct adjust_mem_data): New type.
5081 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5083 (get_address_mode): New function.
5084 (replace_expr_with_values): Use it.
5085 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5086 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5087 (adjust_sets): Remove.
5088 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5089 Use get_address_mode.
5090 (get_adjusted_src): Remove.
5091 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5092 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5093 (add_with_sets): Don't call adjust_sets.
5094 (fp_setter, vt_init_cfa_base): New functions.
5095 (vt_initialize): Change return type to bool. Move most of pool etc.
5096 initialization to the beginning of the function from end. Pass
5097 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5098 If !frame_pointer_needed, call vt_stack_adjustment before mos
5099 vector is filled, call vt_init_cfa_base if argp/framep has been
5100 eliminated to sp. If frame_pointer_needed and argp/framep has
5101 been eliminated to hard frame pointer, set
5102 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5103 encountering fp setter in the prologue. For MO_ADJUST, call
5104 log_op_type before pusing the op into mos vector, not afterwards.
5105 Call adjust_insn before cselib_process_insn/add_with_sets,
5106 call cancel_changes (0) afterwards.
5107 (variable_tracking_main_1): Adjust for vt_initialize calling
5108 vt_stack_adjustments and returning whether it succeeded or not.
5110 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5112 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5115 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5117 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5119 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5120 drap_reg has not been set.
5122 2010-03-15 Michael Matz <matz@suse.de>
5125 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5126 use it to expand block copies.
5127 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5128 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5129 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5131 2010-03-15 Richard Guenther <rguenther@suse.de>
5133 PR tree-optimization/43367
5134 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5137 2010-03-15 Richard Guenther <rguenther@suse.de>
5139 PR tree-optimization/43317
5140 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5142 2010-03-15 Martin Jambor <mjambor@suse.cz>
5144 PR tree-optimization/43141
5145 * tree-sra.c (create_abstract_origin): New function.
5146 (modify_function): Call create_abstract_origin.
5148 2010-03-15 Chris Demetriou <cgd@google.com>
5150 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5153 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5156 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5157 call insert_out_of_ssa_copy for default definitions.
5159 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5161 * graphite-clast-to-gimple.c (my_long_long): Defined.
5162 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5163 * graphite-sese-to-poly.c (my_long_long): Defined.
5164 (scop_ivs_can_be_represented): Use it.
5166 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5168 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5169 graphite-max-bbs-per-function, and loop-block-tile-size.
5170 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5172 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5174 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5176 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5177 forward declaration.
5178 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5179 (add_upper_bounds_from_estimated_nit): New.
5180 (build_loop_iteration_domains): Use it.
5182 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5184 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5186 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5189 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5190 should be an INTEGER_CST. Also handle CASE_CONVERT.
5192 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5194 * graphite.c (graphite_initialize): To bound the number of bbs per
5195 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5196 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5197 * doc/invoke.texi: Document it.
5199 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5201 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5202 * graphite-sese-to-poly.h (build_poly_scop): Same.
5204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5206 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5207 the number of parameters in the scop. Use as an upper bound
5208 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5209 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5210 * doc/invoke.texi: Document it.
5212 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5214 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5215 * doc/c-tree.texi: Remove.
5216 * doc/generic.texi: Merge c-tree.texi here.
5217 * doc/gccint.texi (Trees): Remove menu entry.
5218 (c-tree.texi): Remove @include.
5219 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5220 * doc/languages.texi (Reading RTL): Ditto.
5222 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5225 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5227 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5230 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5231 code added to work around reload clobbering CONST insns.
5233 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5235 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5236 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5237 (cselib_preserve_only_values): Remove retain argument, don't
5238 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5239 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5240 * var-tracking.c (micro_operation): Move insn field before union.
5241 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5242 (struct variable_tracking_info_def): Remove n_mos field, change
5243 mos into a vector of micro_operations.
5244 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5245 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5246 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5247 changing into a vector.
5248 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5249 come before all other uops generated by add_stores.
5250 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5252 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5253 a vector. Run just one pass over the bbs instead of separate counting
5254 and computation phase.
5255 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5258 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5259 into *nonlocalized_list vector.
5260 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5261 even if origin is non-NULL.
5262 (gen_variable_die): Likewise.
5263 (process_scope_var): Don't change origin.
5264 (gen_decl_die): Likewise.
5265 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5266 before adding new edges instead of after it, fix moving over
5269 2010-03-11 David S. Miller <davem@davemloft.net>
5271 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5273 * configure: Rebuild.
5275 2010-03-11 Martin Jambor <mjambor@suse.cz>
5277 PR tree-optimization/43257
5278 * tree.c (assign_assembler_name_if_neeeded): New function.
5279 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5281 * tree.h (assign_assembler_name_if_neeeded): Declare.
5282 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5283 the function if needed.
5285 2010-03-11 Chris Demetriou <cgd@google.com>
5287 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5288 include/stdint-gcc.h, and include/stdint.h world-readable.
5290 2010-03-11 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/43255
5293 * tree-vrp.c (process_assert_insertions_for): Do not insert
5294 asserts for trivial conditions.
5296 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5298 PR tree-optimization/43280
5299 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5300 generation. Move calculation of size out of the if branch.
5301 (find_bswap): Modify compare number generation.
5303 2010-03-11 Richard Guenther <rguenther@suse.de>
5306 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5307 (input_gimple_stmt): Fixup handled component types during
5308 operand read. Also fix up decls in ADDR_EXPRs.
5310 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5312 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5313 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5315 2010-03-10 Jan Hubicka <jh@suse.cz>
5318 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5319 * varasm.c (get_variable_section): Don't do that here...
5320 (make_decl_rtl): ... and here.
5321 (do_assemble_alias): Produce decl RTL.
5322 (assemble_alias): Likewise.
5324 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5327 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5328 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5330 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5331 (based_loc_descr): Only express drap or vdrap regno based expressions
5332 using DW_OP_fbreg when not optimizing.
5333 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5334 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5335 REG_CFA_SET_VDRAP note.
5337 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5339 PR tree-optimization/43236
5340 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5341 error in calculation of base address in reverse iteration case.
5342 (generate_builtin): Take number of latch executions if the statement
5345 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5348 * tree-eh.c: Include pointer-set.h.
5349 (lower_eh_dispatch): Filter out duplicate case labels and
5350 remove the unneeded edge when the label is unused. Return
5351 true when some edges are removed.
5352 (execute_lower_eh_dispatch): When any lowering resulted in
5353 removing an edge, also delete unreachable blocks.
5355 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5358 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5359 UNSPEC_MACHOPIC_OFFSET.
5361 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5364 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5365 (m68k_delegitimize_address): New function.
5367 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5370 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5373 * var-tracking.c (adjust_sets): New function.
5374 (count_with_sets, add_with_sets): Use it.
5375 (get_adjusted_src): New inline function.
5376 (add_stores): Use it.
5379 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5380 call cselib_dummy_expand_value_rtx_cb instead of
5381 cselib_expand_value_rtx_cb.
5384 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5385 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5386 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5387 and .cfi_endproc around the pic thunks.
5388 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5389 all queued unwind info register saves are saved before the call.
5390 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5391 considered as sp-=4 for unwind info and the pop as sp+=4 which
5392 also clobbers dest, but doesn't actually restore it.
5395 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5396 RTX_FRAME_RELATED_P.
5398 2010-03-09 Jie Zhang <jie@codesourcery.com>
5400 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5401 whitespaces in output template.
5403 2010-03-09 Jie Zhang <jie@codesourcery.com>
5405 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5408 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5410 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5411 builtins.exp in a separate job.
5413 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5415 * graphite-sese-to-poly.c (add_param_constraints): Use
5416 lower_bound_in_type and upper_bound_in_type.
5418 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5420 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5421 instead of unsigned_type_node.
5423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5424 Reza Yazdani <reza.yazdani@amd.com>
5427 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5428 on pointer type parameters.
5430 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5434 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5435 handle conversions from pointer to integers.
5436 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5437 induction variable, to be able to work with code generated by CLooG.
5438 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5439 (build_poly_scop): Bail out if we cannot codegen a loop.
5441 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5443 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5444 code generation with gloog_error.
5446 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5448 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5449 Call fold_convert on all the returned values.
5450 (expand_scalar_variables_expr): Pass to
5451 expand_scalar_variables_ssa_name the type of the resulting expression.
5453 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5455 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5456 ppl_min_for_le_pointset.
5457 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5458 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5460 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5462 * graphite-dependences.c (map_into_dep_poly): Removed.
5463 (dependence_polyhedron_1): Use combine_context_id_scat.
5465 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5467 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5468 (struct poly_bb): Same.
5469 (combine_context_id_scat): New.
5471 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5474 * sese.c (name_defined_in_loop_p): Return false for default
5477 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5479 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5480 and clean up the logic.
5482 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5484 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5487 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5489 * var-tracking.c (remove_cselib_value_chains): Define only for
5491 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5492 delete_slot_part, emit_notes_for_differences_1): Don't call
5493 remove_cselib_value_chains here.
5494 (set_slot_part, emit_notes_for_differences_2): Don't call
5495 add_cselib_value_chains here.
5496 (preserved_values): New vector.
5497 (preserve_value): New function.
5498 (add_uses, add_stores, vt_add_function_parameters): Use it
5499 instead of cselib_preserve_value.
5500 (changed_values_stack): New vector.
5501 (check_changed_vars_0): New function.
5502 (check_changed_vars_1, check_changed_vars_2): Use it.
5503 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5504 changed_values_stack VALUEs.
5505 (vt_emit_notes): For all preserved_values call
5506 add_cselib_value_chains. If ENABLE_CHECKING call
5507 remove_cselib_value_chains before verifying value_chains is empty.
5508 Initialize and free changed_values_stack.
5509 (vt_initialize): Initialize preserved_values.
5510 (vt_finalize): Free preserved_values.
5512 2010-03-08 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/43269
5515 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5518 2010-03-08 Martin Jambor <mjambor@suse.cz>
5520 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5521 (ipa_is_param_called): Removed.
5522 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5523 (ipa_print_node_params): Do not print the called flag.
5524 (ipa_write_node_info): Do not stream the called flag.
5525 (ipa_read_node_info): Likewise.
5527 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5530 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5531 * cselib.c (struct expand_value_data): Add dummy field.
5532 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5534 (cselib_dummy_expand_value_rtx_cb): New function.
5535 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5537 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5538 * var-tracking.c: Include pointer-set.h.
5539 (variable): Change n_var_parts to char from int. Add
5540 cur_loc_changed and in_changed_variables fields.
5541 (variable_canonicalize): Remove.
5542 (shared_var_p): New inline function.
5543 (unshare_variable): Maintain cur_loc_changed and
5544 in_changed_variables fields. If var was in changed_variables,
5545 replace it there with new_var. Just copy cur_loc instead of
5546 resetting it to something else.
5547 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5548 (dataflow_set_union): Don't call variable_canonicalize.
5549 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5550 of their DEBUG_EXPR_TREE_DECLs.
5551 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5552 and in_changed_variables and cur_loc_changed is false.
5553 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5554 and cur_loc_changed. Don't update cur_loc here.
5555 (variable_merge_over_src): Don't call variable_canonicalize.
5556 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5557 removing loc that is equal to cur_loc, clear cur_loc,
5558 set cur_loc_changed and ensure variable_was_changed is called.
5559 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5560 compare pointers in cur_loc check, if it is equal to loc,
5561 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5562 (variable_different_p): Remove compare_current_location argument,
5563 don't compare cur_loc.
5564 (dataflow_set_different_1): Adjust variable_different_p caller.
5565 (variable_was_changed): If dv had some var in changed_variables
5566 already, reset in_changed_variables flag for it and propagate
5567 cur_loc_changed over to the new variable. On empty var
5568 always set cur_loc_changed. Set in_changed_variables on whatever
5569 var is added to changed_variables.
5570 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5571 Use shared_var_p. When removing loc that is equal to cur_loc,
5572 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5573 end, don't set it to something else, just call variable_was_changed.
5574 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5575 loc being removed, clear cur_loc and set cur_loc_changed.
5576 Set cur_loc_changed if all locations have been removed.
5577 (struct expand_loc_callback_data): New type.
5578 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5579 allocated. Always create SUBREGs if simplify_subreg failed.
5580 Prefer to use cur_loc, when that fails and still in
5581 changed_variables (and seen first time) recompute it. Set
5582 cur_loc_changed of variables which had to change cur_loc and
5583 compute elcd->cur_loc_changed if any of the subexpressions used
5584 had to change cur_loc.
5585 (vt_expand_loc): Adjust to pass arguments in
5586 expand_loc_callback_data structure.
5587 (vt_expand_loc_dummy): New function.
5588 (emitted_notes): New variable.
5589 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5590 that weren't used for any other decl in current
5591 emit_notes_for_changes call call vt_expand_loc_dummy to update
5592 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5593 first loc_chain location if NULL before. Always use just
5594 cur_loc instead of first loc_chain location. When cur_loc_changed
5595 is false, when not --enable-checking=rtl just don't emit any note.
5596 When rtl checking, compute the note and assert it is the same
5597 as previous note. Clear cur_loc_changed and in_changed_variables
5598 at the end before removing from changed_variables.
5599 (check_changed_vars_3): New function.
5600 (emit_notes_for_changes): Traverse changed_vars to call
5601 check_changed_vars_3 on each changed var.
5602 (emit_notes_for_differences_1): Clear cur_loc_changed and
5603 in_changed_variables. Recompute cur_loc of new_var.
5604 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5605 (vt_emit_notes): Initialize and destroy emitted_notes.
5607 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5609 PR rtl-optimization/42220
5610 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5611 Use verify_reg_tracked to determine if we should use OP_OUT rather
5613 (build_def_use): If we see an in-out operand for a register that we
5614 know nothing about, treat is an output if possible, fail the block if
5617 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5620 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5623 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5626 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5627 uses of relevant DEFs that are dead outside the loop too.
5629 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5631 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5633 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5635 * var-tracking.c (values_to_unmark): New variable.
5636 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5637 values_to_unmark vector. Moved body to...
5638 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5639 instead queue it into values_to_unmark vector.
5640 (vt_find_locations): Free values_to_unmark vector.
5642 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5644 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5645 (site.exp): Export them when plugins are enabled.
5647 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5650 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5652 (chrec_fold_multiply): Same.
5654 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5657 * c-decl.c (build_compound_literal): Return early if init is
5660 2010-03-04 Martin Jambor <mjambor@suse.cz>
5662 PR tree-optimization/43164
5663 PR tree-optimization/43191
5664 * tree-sra.c (type_consists_of_records_p): Reject records with
5665 zero-size bit-fields at the end.
5667 2010-03-04 Mike Stump <mikestump@comcast.net>
5669 * Makefile.in (TAGS): Remove *.y.
5671 2010-03-04 Richard Guenther <rguenther@suse.de>
5673 PR tree-optimization/40761
5674 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5676 (my_rev_post_order_compute): New function.
5677 (init_pre): Call it.
5679 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5682 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5683 decrease the cost of an IV candidate when the cost is infinite.
5685 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5687 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5688 Use '3DNow!' for the extension of that name, ensure normal space
5690 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5692 2010-03-03 Jeff Law <law@redhat.com>
5694 * PR middle-end/32693
5695 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5696 than gen_rtx_SUBREG.
5697 (extract_bit_field_1): Likewise.
5699 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5701 * doc/sourcebuild.texi (Test directives): Document that arguments
5702 include-opts and exclude-opts are now optional for dg-skip-if,
5703 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5705 2010-03-03 Jason Merrill <jason@redhat.com>
5708 * cgraph.h (varpool_node): Add extra_name field.
5709 * varpool.c (varpool_extra_name_alias): New.
5710 (varpool_assemble_decl): Emit extra name aliases.
5711 (varpool_mark_needed_node): Look past an extra name alias.
5712 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5713 * lto-streamer-in.c (lto_input_tree): Read it.
5714 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5716 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5718 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5719 (sparc*-*-solaris2*): ...this.
5721 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5724 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5725 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5726 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5727 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5730 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5731 fallthrough to default handling, just with want_address 0 instead of 2.
5732 For single element lists, add_AT_loc directly, otherwise create an
5733 artificial variable DIE and stick location list to it.
5736 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5737 (VAL_EXPR_HAS_REVERSE): Define.
5738 (reverse_op): New function.
5739 (add_stores): For reversible operations add an extra MO_VAL_USE.
5741 2010-03-02 Jason Merrill <jason@redhat.com>
5743 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5745 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5747 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5748 (sparc64-*-linux*): Likewise.
5749 (sparc64-*-solaris2*): Include assembler files before linker ones.
5750 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5751 * config/sparc/gas.h: Delete.
5752 * config/sparc/sol2-64.h: Add copyright notice.
5753 * config/sparc/sol2-gas-bi.h: Likewise.
5754 * config/sparc/sol2-gld.h: Likewise.
5755 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5756 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5757 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5758 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5759 (sparc_elf_asm_named_section): Rename into...
5760 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5762 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5764 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5766 2010-03-02 Jeff Law <law@redhat.com>
5769 * reload1.c (rtx_p, substitute_stack): Declare.
5770 (substitute): Record addresses of changed rtxs.
5771 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5772 Restore the original rtx when complete.
5773 (reload): Free subsitute_stack when complete.
5775 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5777 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5778 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5780 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5781 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5782 Torture Tests): Change from subsection to section.
5784 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5785 Steven Bosscher <steven@gcc.gnu.org>
5787 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5790 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5793 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5794 the assignment from the new induction variable to the assignment
5795 of the value from the original loop PHI function.
5797 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5798 Daniel Jacobowitz <dan@codesourcery.com>
5800 * doc/sourcebuild.texi (Test directives): Clarify options to
5803 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5805 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5806 Disable cfi directives unless GCC and gas agree on using read-only
5807 .eh_frame sections for 64-bit.
5808 * configure: Regenerate.
5810 2010-03-01 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/43220
5813 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5814 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5816 2010-03-01 Richard Guenther <rguenther@suse.de>
5817 Martin Jambor <mjambor@suse.cz>
5820 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5821 gimplified parameters.
5823 2010-03-01 Christian Bruel <christian.bruel@st.com>
5825 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5827 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5829 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5831 2010-03-01 Richard Guenther <rguenther@suse.de>
5834 * expr.c (expand_assignment): Use the alias-oracle to tell
5835 if the rhs aliases the result decl.
5837 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5840 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5841 to sol_gt_pch_get_address.
5842 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5843 64-bit, SPARC and x86.
5844 (sol_gt_pch_get_address): New function.
5846 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5848 * toplev.h (inform_n, error_n): Declare.
5849 * diagnostic.c (inform_n, error_n): New function.
5851 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5853 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5854 has no rtl yet when processing local_decls, queue it and recheck
5855 if deferred stack allocation hasn't assigned it rtl.
5857 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5859 * config/sh/sh.c (unspec_bbr_uid): New.
5860 (gen_block_redirect): Use it instead of INSN_UID.
5861 (gen_far_branch): Likewise.
5863 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5865 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5866 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5868 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5870 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5871 (Warning Options): -Wno-conversion-null is valid for
5872 Objective-C++ as well.
5873 * doc/tm.texi (Named Address Spaces): Likewise.
5874 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5875 * doc/tree-ssa.texi (Tree SSA): Likewise.
5877 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5880 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5881 by default. Don't set the default arch for
5882 i[34567]86-*-darwin*|x86_64-*-darwin*.
5884 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5887 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5888 default. Set the default 32bit/64bit archs with $with_arch
5889 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5891 2010-02-27 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/43186
5894 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5895 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5896 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5897 unroller iterations.
5899 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5901 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5902 required and i[34567]86-*-* targets don't support 64bit ISA.
5904 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5907 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5910 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5912 * config.gcc: Set the default arch at least to Prescott for
5913 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5914 if SSE math is enabled.
5916 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5918 * diagnostic.c (diagnostic_initialize): Update.
5919 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5921 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5922 (diagnostic_inhibit_notes): New.
5923 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5925 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5928 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5929 * doc/standards.texi: Likewise.
5930 * doc/extend.texi: Likewise.
5931 * doc/trouble.texi: Likewise.
5932 * doc/cppopts.texi: Likewise.
5933 * doc/install.texi: Likewise.
5934 * c.opt (std=c90,std=gnu90): New options.
5935 * c-opts.c (c_common_handle_option): Handle them.
5937 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5940 * c-decl.c (undeclared_variable): Use an informative note.
5942 2010-02-26 Richard Guenther <rguenther@suse.de>
5944 PR tree-optimization/43186
5945 * gimple.h (gimple_fold): Remove.
5946 * gimple.c (gimple_fold): Remove. Inline into single user ...
5947 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5948 Try harder for conditions.
5950 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5953 * function.c (used_types_insert): Don't skip through named pointer
5954 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5955 and it is different from the main variant's type.
5957 2010-02-26 Nick Clifton <nickc@redhat.com>
5959 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5961 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5963 * config.gcc: Support --with-fpmath=sse for x86.
5965 * config/i386/ssemath.h: New.
5967 * doc/install.texi (--with-fpmath=sse): Documented.
5969 2010-02-26 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/43188
5972 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5973 vector types of over-aligned element type.
5975 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5978 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5979 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5981 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5983 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5985 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5987 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5988 * var-tracking.c: Include diagnostic.h.
5989 (debug_dv): New function.
5990 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5993 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5994 (add_value_chain, add_value_chains, remove_value_chain,
5995 remove_value_chains): Handle DEBUG_EXPRs.
5996 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5999 * regcprop.c (struct queued_debug_insn_change): New type.
6000 (struct value_data_entry): Add debug_insn_changes field.
6001 (struct value_data): Add n_debug_insn_changes field.
6002 (debug_insn_changes_pool): New variable.
6003 (free_debug_insn_changes, apply_debug_insn_changes,
6004 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6005 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6006 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6008 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6010 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6011 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6012 changes, call cprop_find_used_regs via note_stores.
6013 (copyprop_hardreg_forward): When copying vd from predecessor
6014 which has any queued DEBUG_INSN changes, make sure the pointers are
6015 cleared. At the end call df_analyze and then if there are any
6016 DEBUG_INSN changes queued at the end of some basic block for still
6017 live registers, apply them.
6018 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6020 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6022 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6025 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6027 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6028 targets. Set the default with_cpu/with_arch from arch/cpu.
6029 Allow x86-64 and native for with_cpu/with_arch.
6031 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6033 * ebitmap.c: Change calls to verify_popcount with calls to
6034 sbitmap_verify_popcount.
6035 (ebitmap_clear_bit): Fixed map->cacheindex test and
6036 map>cache update when bit clearing results in an empty
6039 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6042 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6043 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6044 and support both V2DF and V2DI modes.
6045 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6046 support both V2DF and V2DI modes.
6047 (general): Delete trailing whitespace from a few patterns.
6049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6050 V2DF/V2DI interleave high/low builtins.
6052 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6055 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6056 interleave high/low functions.
6058 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6060 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6061 #pragma extern_prefix.
6063 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6066 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6067 BLKmode, assert op0 is a MEM and just adjust its mode.
6070 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6071 if bitpos isn't multiple of mode's bitsize.
6073 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6075 * c.opt (-ftemplate-depth=): New.
6076 (-ftemplate-depth-): Deprecate.
6077 * optc-gen.awk: Handle -ftemplate-depth=.
6078 * opth-gen.awk: Likewise.
6079 * c-opts.c (c_common_handle_option): Likewise.
6080 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6082 2010-02-24 Jason Merrill <jason@redhat.com>
6084 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6086 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6088 * cfg.c (alloc_aux_for_block): Remove inline.
6089 (alloc_aux_for_edge): Likewise.
6091 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6093 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6095 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6097 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6098 * config/i386/sol2-gas.h: New file.
6099 * config.gcc (i[34567]86-*-solaris2*): Use it.
6101 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6104 * c-typeck.c (ep_convert_and_check): New.
6105 (build_conditional_expr): Use it.
6106 (build_binary_op): Likewise.
6108 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6110 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6113 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6114 bounds even for -O+.
6115 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6116 expr needs to have DECL_NAME set.
6118 2010-02-24 Nick Clifton <nickc@redhat.com>
6120 * config/mep/mep.c: Include gimple.h.
6121 (mep_function_uses_sp): Delete unused function.
6122 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6123 parameters. Use unsigned integers to count args. Return a
6124 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6126 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6129 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6130 greater or equal to nelt instead of 2 * nelt.
6131 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6134 2010-02-23 Jason Merrill <jason@redhat.com>
6137 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6138 in cfun->local_decls even if they have register types.
6141 * stor-layout.c (place_field): Don't warn about unnecessary
6142 DECL_PACKED if the type is packed.
6144 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6147 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6148 GOTOFF relocs, even when the base reg isn't pic pointer.
6150 2010-02-23 Michael Matz <matz@suse.de>
6153 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6154 (expand_gimple_basic_block): Generate and use debug temps if there
6155 are debug uses left after the last real use of TERed ssa names.
6156 Unlink debug immediate uses when they are expanded.
6158 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6161 * config/i386/i386.c (override_options): Reorganise to provide
6162 better error messages.
6164 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6167 * graphite-scop-detection.c (create_single_exit_edge): Move
6168 the call to find_single_exit_edge to....
6169 (create_sese_edges): ...here. Don't handle multiple edges
6170 exiting the function.
6171 (build_graphite_scops): Don't handle multiple edges
6172 exiting the function.
6174 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6177 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6178 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6180 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6183 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6185 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6188 * c-typeck.c (convert_arguments): Print declaration location.
6189 * c-common.c (validate_nargs): Rename as
6190 builtin_function_validate_nargs.
6191 (check_builtin_function_arguments): Update.
6193 2010-02-22 Richard Guenther <rguenther@suse.de>
6196 * tree-inline.c (declare_return_variable): Use the type of
6197 the call stmt lhs if available.
6199 2010-02-22 Duncan Sands <baldrick@free.fr>
6201 * passes.c (register_pass): Always consider all pass lists when
6202 ref_pass_instance_number is zero.
6204 2010-02-22 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/42749
6207 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6208 parameter. Do arithmetic in the original type.
6209 (update_accumulator_with_ops): Likewise.
6210 (adjust_accumulator_values): Adjust.
6212 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6214 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6215 (QI to BLKmode splitter): New splitter.
6217 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6219 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6220 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6222 2010-02-22 Richard Guenther <rguenther@suse.de>
6224 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6226 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6228 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6229 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6230 ($(T)crti.o, $(T)crtn.o): Remove rules.
6232 2010-02-21 Tobias Burnus <burnus@net-b.de>
6235 * doc/invoke.texi (-fassociative-math): Document that this
6236 option is automatically enabled for Fortran.
6238 2010-02-20 David S. Miller <davem@davemloft.net>
6240 * configure.ac: Test if linker and assembler properly support
6241 GOTDATA_OP relocations.
6242 * configure: Rebuild.
6243 * config.in: Likewise.
6244 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6245 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6246 (movsi_high_pic): Likewise.
6247 (movdi_lo_sum_pic): Likewise.
6248 (movdi_high_pic): Likewise.
6249 (movsi_pic_gotdata_op): New pattern.
6250 (movdi_pic_gotdata_op): Likewise.
6251 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6252 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6254 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6258 attribute to ssemul.
6259 (xop_mulv2div2di3_high): Ditto.
6261 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6264 * c.opt (Wconversion-null): New option.
6265 * doc/invoke.texi (Wconversion-null): Document.
6267 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6269 * common.opt (Wlarger-than-): Add Undocumented.
6271 2010-02-19 Mike Stump <mikestump@comcast.net>
6273 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6275 2010-02-19 Jason Merrill <jason@redhat.com>
6278 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6279 * configure: Likewise.
6281 2010-02-20 Alan Modra <amodra@gmail.com>
6284 * cgraph.h (cgraph_make_decl_local): Declare.
6285 * cgraph.c (cgraph_make_decl_local): New function.
6286 (cgraph_make_node_local): Use it.
6287 * cgraphunit.c (cgraph_function_versioning): Likewise.
6288 * ipa.c (function_and_variable_visibility): Likewise.
6290 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6293 * except.c (sjlj_emit_function_enter): Don't call
6294 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6296 * rtl.h (add_reg_br_prob_note): Remove prototype.
6298 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6301 * c-common.c (conversion_warning): Remove widening conversions
6302 before checking the conversion of integers to reals.
6304 2010-02-19 Mike Stump <mikestump@comcast.net>
6307 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6310 * cgraphunit.c (process_function_and_variable_attributes): Check
6311 DECL_PRESERVE_P instead of looking up attribute "used".
6312 * ipa-pure-const.c (check_decl): Likewise.
6313 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6314 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6315 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6316 instead of attribute "used".
6317 * config/sol2-c.c (solaris_pragma_init): Likewise.
6318 (solaris_pragma_fini): Likewise.
6320 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6322 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6323 Use XCNEW instead of xcalloc.
6324 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6325 XNEW instead of xmalloc.
6326 (get_fields): Use XNEWVEC instead of xmalloc.
6329 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6330 populate vars array.
6331 (create_new_general_access): For debug stmts just reset value.
6332 (get_stmt_accesses): For accesses within debug stmts just record them
6333 using add_access_to_acc_sites instead of preventing the peeling or
6334 counting them as accesses.
6337 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6339 2010-02-19 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/42916
6342 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6345 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6347 * configure.ac: Replace all uses of changequote in macro arguments
6348 with proper quoting.
6350 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6353 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6355 2010-02-19 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/42944
6358 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6359 test for aliasing with errno.
6361 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6364 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6365 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6366 * dojump.c: Include output.h.
6367 (inv): New inline function.
6368 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6369 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6370 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6371 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6372 argument, pass it down to other calls.
6373 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6374 add REG_BR_PROB note to the conditional jump.
6375 * cfgexpand.c (add_reg_br_prob_note): Removed.
6376 (expand_gimple_cond): Don't call it, add the probability
6377 as last argument to jumpif_1/jumpifnot_1.
6378 * Makefile.in (dojump.o): Depend on output.h.
6379 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6381 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6382 * stmt.c (do_jump_if_equal): Likewise.
6383 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6384 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6385 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6387 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6388 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6389 jumpifnot_1 callers.
6390 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6392 (store_expr): Adjust jumpifnot caller.
6393 (store_constructor): Adjust jumpif caller.
6396 * gimplify.c (gimple_boolify): For __builtin_expect call
6397 gimple_boolify also on its first argument.
6399 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6401 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6403 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6404 * configure: Regenerated.
6406 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6408 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6409 lang_hooks.types_compatible_p instead of comptypes.
6411 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6413 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6414 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6415 if __prefer_thumb__ is defined.
6417 2010-02-18 Martin Jambor <mjambor@suse.cz>
6419 PR tree-optimization/43066
6420 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6421 array with zero-sized element type.
6423 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6425 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6426 rtx, allocate struct var_loc_node here and return it to the
6427 caller, and only if it is actually needed.
6428 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6429 move it earlier and return immediately if it returns NULL.
6431 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6433 * config/sparc/gas.h: New file. Restore
6434 TARGET_ASM_NAMED_SECTION to its ELF default.
6435 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6437 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6438 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6439 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6440 after sparc/sysv4.h.
6442 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6444 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6446 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6448 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6449 patterns from predicated pattern.
6451 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6454 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6455 for insn mnemonic suffix.
6457 2010-02-17 Richard Guenther <rguenther@suse.de>
6459 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6462 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6465 * caller-save.c (save_call_clobbered_regs): If BB ends with
6466 a DEBUG_INSN, move any notes in between last real insn and the last
6467 DEBUG_INSN after the last DEBUG_INSN.
6469 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6471 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6472 Fix return type. Fix argument type. Explain meaning of return value.
6474 2010-02-16 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/41043
6477 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6478 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6480 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6482 2010-02-16 Ira Rosen <irar@il.ibm.com>
6484 PR tree-optimization/43074
6485 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6486 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6487 vectorizable cycles in hybrid SLP check.
6488 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6490 2010-02-16 Richard Guenther <rguenther@suse.de>
6492 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6493 (true_dependence): If memrefs_conflict_p computes must-alias
6494 trust it. Move TBAA check after offset-based disambiguation.
6495 (canon_true_dependence): Likewise.
6497 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6499 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6500 * doc/invoke.texi: Document it.
6501 * var-tracking.c: Include toplev.h and params.h.
6502 (vt_find_locations): Return bool indicating success. Compute
6503 hash sizes unconditionally. Check new parameter, report.
6504 (variable_tracking_main_1): Check vt_find_locations results and
6505 retry. Renamed from...
6506 (variable_tracking_main): ... this. New wrapper to preserve
6507 flag_var_tracking_assignments.
6508 * Makefile.in (var-tracking.o): Adjust dependencies.
6510 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6511 Jakub Jelinek <jakub@redhat.com>
6514 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6515 if weak_import attribute is present.
6516 * config/darwin.c (machopic_select_section): Likewise.
6518 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6520 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6521 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6522 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6523 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6525 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6528 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6531 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6532 Rewrite text to refer to the names.
6534 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6536 * config/i386/i386-builtin-types.def
6537 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6538 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6539 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6540 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6541 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6542 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6543 IX86_BUILTIN_VPERMIL2PS256.
6544 (MULTI_ARG_4_DF2_DI_I): Defined.
6545 (MULTI_ARG_4_DF2_DI_I1): Defined.
6546 (MULTI_ARG_4_SF2_SI_I): Defined.
6547 (MULTI_ARG_4_SF2_SI_I1): Defined.
6548 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6549 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6550 __builtin_ia32_vpermil2ps256.
6551 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6552 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6553 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6554 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6555 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6556 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6557 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6558 CODE_FOR_xop_vpermil2v8sf3.
6559 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6560 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6561 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6562 (_mm256_permute2_pd): New.
6563 (_mm_permute2_ps): New.
6564 (_mm256_permute2_ps): New.
6566 2010-02-15 Nick Clifton <nickc@redhat.com>
6568 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6569 boolean parameters. Use emit_jump_insn when emitting a pop
6570 instruction containing a return insn.
6571 (push): Use 'true' rather than '1' as second parameter to F.
6572 (h8300_expand_prologue): Likewise.
6573 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6574 (h8300_expand_epilogue): Likewise.
6576 2010-02-15 Richard Guenther <rguenther@suse.de>
6579 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6582 2010-02-15 Nick Clifton <nickc@redhat.com>
6584 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6587 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6589 * intl.c (fake_ngettext): New function.
6590 * intl.h (fake_ngettext): Declare.
6591 (ngettext): Define macro.
6592 * collect2.c (notice_translated): New function.
6593 (main): Use notice_translated and ngettext.
6594 * collect2.h (notice_translated): Declare.
6596 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6598 * reorg.c (delete_computation): Comment fixes.
6599 * caller-save.c (setup_save_areas): Idem.
6600 * sel-sched-dump.c (dump_lv_set): Idem.
6603 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6605 * config/s390/s390.c (s390_sched_init): New function.
6606 (TARGET_SCHED_INIT): Target hook defined.
6608 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6609 Jack Howarth <howarth@bromo.med.uc.edu>
6610 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6613 Partial revert of unintended change in fix for PR41605.
6614 * config/darwin.h: Fix typo.
6615 * config/darwin9.h: Same.
6617 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6619 * c-pch.c (pch_init): Clear v.
6621 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6624 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6625 graphite_can_represent_init for MULT_EXPR.
6627 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6631 * graphite-sese-to-poly.c (remove_phi): New.
6632 (translate_scalar_reduction_to_array): Call remove_phi.
6634 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6637 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6638 * graphite-clast-to-gimple.h (gloog): Update declaration.
6639 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6640 * graphite-poly.h (struct poly_bb): Add missing comments.
6641 (struct scop): Add poly_scop_p field.
6643 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6644 * graphite.c (graphite_transform_loops): Build the polyhedral
6645 representation for each scop before code generation.
6646 * sese.c (rename_variables_in_operand): Removed.
6647 (rename_variables_in_expr): Return the renamed expression.
6648 (rename_sese_parameters): New.
6649 * sese.h (rename_sese_parameters): Declared.
6651 2010-02-11 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/42998
6654 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6655 POINTER_PLUS_EXPR properly.
6657 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6658 Changpeng Fang <changpeng.fang@amd.com>
6661 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6662 the cost of an IV candidate when the IV is used in a test against zero.
6664 * gcc.dg/tree-ssa/ivopts-3.c: New.
6666 2010-02-11 Richard Guenther <rguenther@suse.de>
6669 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6670 pointer-vs-decl case by swapping refs. Handle some cases
6671 of pointer-vs-decl disambiguations more conservatively.
6672 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6673 to false after expanding.
6675 2010-02-11 Richard Guenther <rguenther@suse.de>
6678 * gcc.c (process_command): Handle LTO file@offset case more
6681 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6683 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6684 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6686 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6688 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6689 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6690 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6691 Optimize eq/ne comparisons when both arguments are known to be
6693 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6694 Don't mask operands unnecessarily if they are known to be already
6697 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6699 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6702 2010-02-10 Richard Guenther <rguenther@suse.de>
6704 PR tree-optimization/43017
6705 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6706 for wrapping signed arithmetic.
6708 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6711 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6712 if no debug info should be emitted for it.
6714 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6716 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6717 note when flag_exceptions is set.
6719 2010-02-10 Duncan Sands <baldrick@free.fr>
6721 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6723 2010-02-10 Richard Guenther <rguenther@suse.de>
6726 * tree.c (get_unwidened): Handle constants.
6727 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6729 2010-02-10 Martin Jambor <mjambor@suse.cz>
6732 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6733 check for variable argument counts independently.
6735 2010-02-10 Christian Bruel <christian.bruel@st.com>
6738 * config/sh/sh.c (find_barrier): Increase length for non delayed
6739 conditional branches.
6741 2010-02-10 Christian Bruel <christian.bruel@st.com>
6743 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6745 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6747 * builtins.c (set_builtin_user_assembler_name): Also handle
6748 ffs if int is smaller than word.
6750 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6753 * ira-conflicts.c (get_dup): Remove.
6754 (process_reg_shuffles): Add new parameter. Use it as an
6755 additional guard for copy generation.
6756 (add_insn_allocno_copies): Rewrite.
6758 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6760 * common.opt (fsched2-use-traces): Preserved for backward
6762 * doc/invoke.texi: Remove the documentation about option
6763 -fsched2-use-traces.
6764 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6765 flag_sched2_use_traces.
6766 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6767 the backward compatibility flag section.
6769 2010-02-09 Richard Guenther <rguenther@suse.de>
6771 PR tree-optimization/43008
6772 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6773 make HEAP variables initialized from global memory if they
6774 are not known builtin functions.
6775 (find_func_aliases): Adjust.
6777 2010-02-09 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/43000
6780 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6781 arithmetic manually.
6783 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6785 PR tree-optimization/42931
6786 * tree-loop-linear.c (try_interchange_loops): Don't call
6787 double_int_mul if estimated_loop_iterations failed.
6789 2010-02-08 Martin Jambor <mjambor@suse.cz>
6792 * tree-sra.c (build_accesses_from_assign): Do not mark in
6793 should_scalarize_away_bitmap if stmt has volatile ops.
6794 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6797 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6799 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6801 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6803 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6806 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6809 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6811 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6814 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6815 to unknown_dependence.
6816 (graphite_legal_transform_dr): Handle the unknown_dependence.
6817 (graphite_carried_dependence_level_k): Same.
6819 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6821 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6823 2010-02-07 Richard Guenther <rguenther@suse.de>
6826 * expr.c (get_inner_reference): Always initialize *pbitsize.
6828 2010-02-07 Richard Guenther <rguenther@suse.de>
6831 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6832 new ARRAY_REFs on variable size element or minimal index arrays.
6834 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6835 gimple_fold_indirect_ref.
6837 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6840 * arm.c (arm_override_options): Just return if the user has specified
6841 an invalid fpu name.
6843 2010-02-03 Jason Merrill <jason@redhat.com>
6846 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6847 i386_pe_maybe_record_exported_symbol.
6849 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6852 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6853 (pa_delegitimize_address): New function.
6855 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6857 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6858 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6860 2010-02-05 Richard Guenther <rguenther@suse.de>
6863 * lto-streamer-in.c (get_resolution): Deal with references
6864 to undefined functions.
6866 2010-02-05 Richard Guenther <rguenther@suse.de>
6868 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6869 (fold_const_aggregate_ref): Likewise.
6870 (ccp_fold_stmt): Substitute loads.
6871 (maybe_fold_reference): Verify types before substituting.
6873 (fold_gimple_assign): Unshare properly.
6874 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6876 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6878 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6879 for rs6000_gen_cell_microcode.
6881 2010-02-04 Richard Guenther <rguenther@suse.de>
6883 PR rtl-optimization/42952
6884 * dse.c (const_or_frame_p): Remove MEM handling.
6886 2010-02-04 Nick Clifton <nickc@redhat.com>
6888 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6889 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6890 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6891 (mn10300_asm_output_mi_thunk): New function.
6892 (mn10300_can_output_mu_thunk): New function.
6893 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6894 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6895 (FUNCTION_ARG): Delete incorrect comment.
6897 2010-02-03 Jason Merrill <jason@redhat.com>
6900 * fold-const.c (operand_equal_p): Handle erroneous types.
6902 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6904 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6906 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6908 PR rtl-optimization/42941
6909 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6912 2010-02-03 Jason Merrill <jason@redhat.com>
6915 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6917 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6920 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6921 (cselib_reset_table): Renamed from...
6922 (cselib_reset_table_with_next_value): ... this.
6923 (cselib_get_next_uid): Renamed from...
6924 (cselib_get_next_unknown_value): ... this.
6925 * cselib.c (next_uid): Renamed from...
6926 (next_unknown_value): ... this.
6927 (cselib_clear_table): Adjust.
6928 (cselib_reset_table): Adjust. Renamed from...
6929 (cselib_reset_table_with_next_value): ... this.
6930 (cselib_get_next_uid): Adjust. Renamed from...
6931 (cselib_get_next_unknown_value): ... this.
6932 (get_value_hash): Use hash.
6933 (cselib_hash_rtx): Likewise.
6934 (new_cselib_val): Adjust. Set and dump uid.
6935 (cselib_lookup_mem): Pass next_uid as hash.
6936 (cselib_subst_to_values): Likewise.
6937 (cselib_log_lookup): Dump uid.
6938 (cselib_lookup): Pass next_uid as hash. Adjust.
6939 (cselib_process_insn): Adjust.
6940 (cselib_init): Initialize next_uid.
6941 (cselib_finish): Adjust.
6942 (dump_cselib_table): Likewise.
6943 * dse.c (canon_address): Dump value uid.
6944 * print-rtl.c (print_rtx): Print value uid.
6945 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6947 (dv_uid): New function, sort of renamed from...
6948 (dv_htab_hash): ... this, reimplemented in terms of it and...
6949 (dv_uid2hash): ... this. New.
6950 (variable_htab_eq): Drop excess assertions.
6951 (tie_break_pointers): Removed.
6952 (canon_value_cmp): Compare uids.
6953 (variable_post_merge_New_vals): Print uids.
6954 (vt_add_function_parameters): Adjust.
6955 (vt_initialize): Reset table. Adjust.
6957 2010-02-03 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/42944
6960 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6961 (call_may_clobber_ref_p_1): Likewise. Properly handle
6962 malloc and calloc clobbering errno.
6964 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6966 * doc/invoke.texi: Fix name of sched1 dump.
6968 * opts.c (decode_options): Set flag_tree_switch_conversion
6969 only conditionally on optimize >= 2.
6971 * gcse.c: Assorted comment fixes in pass description.
6973 2010-02-03 Anthony Green <green@moxielogic.com>
6975 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6976 nop padding in order to maintain alignment of storage location of
6977 target function address.
6978 (moxie_trampoline_init): Store target function address at newly
6980 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6982 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6984 2010-02-03 Richard Guenther <rguenther@suse.de>
6987 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6989 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6991 * config.gcc: Reenable check for obsolete targets.
6992 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6993 mips-sgi-irix6.[0-4]*.
6995 2010-02-02 Nick Clifton <nickc@redhat.com>
6997 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6998 constant size of 4 as being the same as 0.
6999 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7000 can take values in the range 0..4.
7002 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7005 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7006 as _darwin10_Unwind_FindEnclosingFunction().
7007 * libgcc-libsystem.ver: New.
7009 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7012 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7013 implicitly set registers.
7015 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7017 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7018 (arm_override_options): Allow automatic selection of the thread
7019 pointer register if thumb2.
7020 (legitimize_pic_address): Improve code sequences for Thumb2.
7021 (arm_call_tls_get_addr): Likewise.
7022 (legitimize_tls_address): Likewise.
7023 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7024 (pic_load_addr_32bit): ... this. New named pattern.
7025 * thumb2.md (pic_load_addr_thumb2): Delete.
7026 (pic_load_dot_plus_four): Delete.
7027 (tls_load_dot_plus_four): New named pattern.
7029 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7032 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7033 Document fix for TLS bug.
7035 2010-01-31 Richard Guenther <rguenther@suse.de>
7037 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7038 conservatively correct.
7040 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7044 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7046 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7048 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7052 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7054 * config.gcc: Adjust order of makefile fragments for mingw targets.
7056 2010-01-31 Richard Guenther <rguenther@suse.de>
7059 * gimplify.c (gimplify_init_constructor): For volatile LHS
7060 initialize a temporary.
7062 2010-01-31 Matthias Klose <doko@ubuntu.com>
7064 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7066 * configure: Regenerate.
7068 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7070 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7071 the same alias set and their sizes different constantness.
7072 (aliasing_component_refs_p): Revert 2009-10-24 change.
7074 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7076 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7079 2010-01-29 Richard Guenther <rguenther@suse.de>
7081 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7082 Assert we successfully updated the call.
7084 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7086 PR rtl-optimization/42889
7087 * df.h (df_set_bb_dirty_nonlr): New prototype.
7088 * df-core.c (df_set_bb_dirty_nonlr): New function.
7089 * df-scan.c (df_insn_rescan): Call it instead of
7090 df_set_bb_dirty for DEBUG_INSNs.
7092 2010-01-29 Richard Guenther <rguenther@suse.de>
7095 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7096 quadratic behavior in most cases.
7098 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7101 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7102 in the call to gen_x86_movsicc_0_m1.
7104 2010-01-28 Richard Guenther <rguenther@suse.de>
7106 PR tree-optimization/42871
7107 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7109 2010-01-28 Richard Guenther <rguenther@suse.de>
7111 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7112 into call arguments.
7114 2010-01-28 Richard Guenther <rguenther@suse.de>
7117 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7118 the forwarder if the destination is an EH landing pad.
7120 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7122 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7123 block list passed to gimple_duplicate_sese_tail.
7124 (parallelize_loops): Avoid parallelization when the function
7126 Avoid parallelization when the preheader is IRREDUCIBLE.
7127 Try to optimize when estimated_loop_iterations_int is unresolved.
7128 Add the loop's location to the dump file.
7129 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7130 (gimple_duplicate_sese_tail): Remove the check for the latch.
7131 Redirect nexits to the exit block.
7132 Remove handling of the incoming edges to the latch.
7133 Redirect the backedge from the copied latch to the exit bb.
7135 2010-01-28 Michael Matz <matz@suse.de>
7138 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7139 Wrap force_reg into a sequence, emit it before user.
7141 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7143 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7145 (arm_legacy_rev): Likewise.
7146 (thumb_legacy_rev): Likewise.
7148 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7150 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7151 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7152 on MEM's address failed, try avoid_constant_pool_reference and
7153 recurse if it returned something different.
7154 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7155 address, try avoid_constant_pool_reference and recurse if it
7156 returned something different.
7157 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7158 address and avoid_constant_pool_reference returned something
7159 different, don't set have_address.
7161 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7164 * var-tracking.c (val_store): Add modified argument, obey it.
7166 (count_uses): Move down logging of main.
7167 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7168 don't need resolution.
7169 (emit_notes_in_bb): Likewise.
7171 2010-01-27 Richard Guenther <rguenther@suse.de>
7174 * tree-inline.c (remap_decl): Delay remapping of SSA name
7175 default definitions until we need them.
7177 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7179 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7180 (rs6000_delegitimize_address): New function.
7182 * config/s390/s390.c (s390_delegitimize_address): Call
7183 delegitimize_mem_from_attrs.
7186 * tree-inline.c (cannot_copy_type_1): Removed.
7187 (copy_forbidden): Don't forbid copying of functions containing
7188 records/unions with variable length fields.
7190 2010-01-27 Christian Bruel <christian.bruel@st.com>
7194 * config/sh/sh.c (find_barrier): Increase length for non delayed
7195 conditional branches.
7197 2010-01-27 Matthias Klose <doko@ubuntu.com>
7199 * configure.ac (gnu-unique-object): Fix ldd version check.
7200 * configure: Regenerate.
7202 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7204 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7206 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7207 Test for HAVE_GNU_AS value.
7209 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7211 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7212 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7213 INT64_TYPE): Define.
7214 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7215 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7216 INT_LEAST64_TYPE): Define.
7217 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7218 UINT_LEAST64_TYPE): Define.
7219 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7220 INT_FAST64_TYPE): Define.
7221 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7222 UINT_FAST64_TYPE): Define.
7223 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7224 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7225 (SIG_ATOMIC_TYPE): Define.
7227 2010-01-26 Richard Guenther <rguenther@suse.de>
7229 * df-scan.c (df_scan_set_bb_info): Remove assert.
7230 (df_insn_rescan_debug_internal): Merge asserts.
7231 (df_install_ref): Likewise.
7232 (df_mark_reg): Use bitmap_set_range.
7233 (df_hard_reg_used_p): Remove assert.
7234 (df_hard_reg_used_count): Likewise.
7236 2010-01-26 Richard Guenther <rguenther@suse.de>
7238 PR rtl-optimization/42685
7239 * web.c (web_main): Ignore DEBUG_INSNs.
7241 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7243 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7245 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7246 Fix types of fndecl and arglist parameters.
7248 2010-01-26 Richard Guenther <rguenther@suse.de>
7251 * tree-eh.c (unsplit_eh): Skip debug insns.
7253 2010-01-26 Richard Guenther <rguenther@suse.de>
7255 PR tree-optimization/42250
7256 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7258 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7261 * omp-low.c (expand_omp_sections): Only use single_pred if
7262 l2_bb is single_pred_p.
7264 2010-01-25 Christian Bruel <christian.bruel@st.com>
7267 * config/sh/sh.c (find_barrier): Increase length for non delayed
7268 conditional branches.
7269 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7271 2010-01-24 David S. Miller <davem@davemloft.net>
7273 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7274 define if not using GAS.
7275 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7276 Likewise. Delete SECTION_MERGE code, which is only applicable
7279 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7282 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7283 mangling of va_list in system headers.
7285 2010-01-23 Toon Moene <toon@moene.org>
7287 * tree-predcom.c (combine_chains): Return NULL, not false.
7289 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7291 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7292 initialization of variable res to agree with return type.
7294 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7296 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7297 * tree-sra.c: Add include of expr.h.
7299 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7301 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7302 insert the debug stmt on the single non-EH edge from the stmt.
7304 2010-01-22 Richard Henderson <rth@redhat.com>
7307 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7308 the RHS until after generate_subtree_copies has insertted its
7309 code before the current statement.
7311 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7313 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7315 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7317 2010-01-21 Martin Jambor <mjambor@suse.cz>
7319 PR tree-optimization/42585
7320 * tree-sra.c (struct access): New field grp_total_scalarization.
7321 (dump_access): Dump the new field.
7322 (should_scalarize_away_bitmap): New variable.
7323 (cannot_scalarize_away_bitmap): Likewise.
7324 (sra_initialize): Allocate new bitmaps.
7325 (sra_deinitialize): Free new bitmaps.
7326 (create_access_1): New function.
7327 (create_access): Parts moved to create_access_1.
7328 (type_consists_of_records_p): New function.
7329 (completely_scalarize_record): Likewise.
7330 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7331 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7332 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7334 (analyze_all_variable_accesses): Completely scalarize small eligible
7337 2010-01-21 Martin Jambor <mjambor@suse.cz>
7339 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7341 2010-01-21 Andrew Haley <aph@redhat.com>
7343 * gcc.c (process_command): Move lang_specific_driver before
7344 setting cc_libexec_prefix.
7346 2010-01-21 Richard Guenther <rguenther@suse.de>
7349 * fold-const.c (negate_expr_p): Pretend only negative
7350 real constants are easily negatable.
7352 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7353 Jason Merrill <jason@redhat.com>
7355 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7356 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7357 * calls.c (initialize argument_information): Handle it.
7358 * c-common.c (handle_transparent_union_attribute): Use new name.
7359 * c-decl.c (finish_struct): Ditto.
7360 * c-typeck.c (type_lists_compatible_p): Ditto.
7361 (convert_for_assignment): Use new name and also handle record.
7362 * function.c (aggregate_value_p): Handle it.
7363 (pass_by_reference): Ditto.
7364 (assign_parm_data_types): Ditto.
7365 * print-tree.c (print_node): Ditto.
7366 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7367 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7368 * tree.c (first_field): New fn.
7370 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7373 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7374 even when linking statically, for now.
7376 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7379 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7380 without a cselib val.
7381 (count_uses): Accept MO_VAL_SET with no val on stores.
7382 (add_stores): Likewise.
7384 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7386 * var-tracking.c (check_value_val): Add a compile time assertion.
7387 (dv_is_decl_p): Simplify.
7388 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7389 gcc_assert if ENABLE_CHECKING.
7391 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7394 * var-tracking.c: Include tree-flow.h.
7395 (mem_dies_at_call): New.
7396 (dataflow_set_preserve_mem_locs): Use it.
7397 (dataflow_set_remove_mem_locs): Likewise.
7398 (dump_var): Renamed from dump_variable. Adjust all callers.
7399 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7400 * Makefile.in (var-tracking.o): Adjust deps.
7402 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7404 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7406 2010-01-20 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/42717
7409 * tree-ssa-dce.c (get_live_post_dom): Remove.
7410 (forward_edge_to_pdom): Take an arbitrary edge to copy
7411 degenerate PHI args from.
7412 (remove_dead_stmt): Use the first post-dominator even if it
7413 does not contain live statements as redirection destination.
7415 2010-01-20 Richard Guenther <rguenther@suse.de>
7417 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7419 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7421 * sel-sched.c (create_speculation_check): Remove set but not used
7423 (try_transformation_cache): Remove set but not used variable ds.
7424 (calculate_privileged_insns): Remove set but not used variables
7425 cur_insn and min_spec_insn.
7426 (find_best_expr): Remove set but not used variable avail_n.
7427 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7429 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7431 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7432 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7435 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7438 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7439 cpu types. Add support for *-sse3 cpu types.
7440 (x86_64-*-*): Ditto.
7442 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7445 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7446 argument, call initializer_constant_valid_p_1 instead of
7447 initializer_constant_valid_p, pass CACHE to it, return NULL
7448 immediately if first call returns NULL.
7449 (initializer_constant_valid_p_1): New function.
7450 (initializer_constant_valid_p): Use it.
7452 2010-01-20 Thomas Quinot <quinot@adacore.com>
7454 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7456 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7458 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7459 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7460 (loc_list_from_tree): Don't handle unsigned division. Handle
7461 signed modulo using DW_OP_{over,over,div,mul,minus}.
7462 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7463 modulo instead of signed.
7465 2010-01-20 DJ Delorie <dj@redhat.com>
7467 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7469 (h8300_emit_stack_adjustment): Propogate it.
7471 (h8300_expand_prologue): Likewise.
7472 (h8300_expand_epilogue): Likewise.
7474 2010-01-19 Michael Matz <matz@suse.de>
7476 PR tree-optimization/41783
7477 * tree-data-ref.c (toplevel): Include flags.h.
7478 (dump_data_dependence_relation): Also dump the inputs if the
7479 result will be unknown.
7480 (split_constant_offset_1): Look through some conversions.
7481 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7482 the offset from last element is too large.
7483 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7484 (reassociate_to_the_same_stmt): Handle vector registers.
7485 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7487 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7488 wide_prolog_niters argument, emit widening instructions.
7489 (vect_do_peeling_for_alignment): Adjust caller, use widened
7490 variant of the iteration cound.
7491 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7493 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7496 * config/arm/neon-testgen.m (emit_automatics): New parameter
7497 features. Adjust for Fixed_return_reg feature.
7498 (test_intrinsic): Call emit_automatics with new feature.
7499 * config/arm/neon.ml: Update copyright years.
7500 (features): New Fixed_return_reg feature.
7501 (ops): Update feature for Vget_low.
7503 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7505 PR tree-optimization/42719
7506 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7510 * fwprop.c (all_uses_available_at): Return false if def_set dest
7511 is a REG that is used in def_insn.
7513 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7515 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7517 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7520 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7522 * target.h (struct gcc_target) <secondary_reload>: Change type
7523 of last argument to secondary_reload_info *.
7525 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7528 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7529 memory references with unaligned offsets. Remove CQImode handling.
7530 (unaligned_memory_operand): Return 1 for memory references with
7531 unaligned offsets. Remove CQImode handling.
7533 2010-01-18 Richard Guenther <rguenther@suse.de>
7536 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7539 2010-01-18 Richard Guenther <rguenther@suse.de>
7541 PR tree-optimization/42781
7542 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7543 restrict processing only if the original variable was artificial.
7545 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7547 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7548 find number of popped argument bytes.
7550 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7551 Fix the text that describes the return value for invalid insns.
7553 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7555 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7556 Clarify what 'cost of the -dependence' is. Fix quoting.
7558 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7559 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7561 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7563 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7564 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7566 2010-01-17 Richard Guenther <rguenther@suse.de>
7569 * function.c (split_complex_args): Take a VEC to modify.
7570 (assign_parms_augmented_arg_list): Build a VEC instead of
7571 a chain of PARM_DECLs.
7572 (assign_parms_unsplit_complex): Take a VEC of arguments.
7573 Do not fixup unmodified parms.
7574 (assign_parms): Deal with the VEC.
7575 (gimplify_parameters): Likewise.
7577 2010-01-17 Richard Guenther <rguenther@suse.de>
7579 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7580 node existence check.
7581 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7582 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7583 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7584 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7585 (gimple_execute_on_growing_pred): Likewise.
7587 2010-01-17 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/42773
7590 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7591 (compute_antic_aux): Likewise.
7592 (compute_partial_antic_aux): Likewise.
7594 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7597 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7600 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7602 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7605 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7606 Fix markup for strict argument.
7608 (TARGET_SCHED_REORDER2): Fix argument types.
7610 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7611 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7613 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7614 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7616 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7619 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7620 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7621 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7622 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7623 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7625 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7627 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7629 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7630 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7632 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7634 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7637 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7639 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7640 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7642 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7644 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7646 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7647 referring to it. Fix language.
7649 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7651 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7653 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7655 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7657 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7658 '@var{stream}. Remove stray 'and'.
7660 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7662 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7664 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7666 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7667 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7669 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7670 Fix description of return value.
7671 Rename argument "sz" to "len."
7673 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7674 Clarify meaning of 'true' return value.
7676 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7678 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7679 rep_mode versus mode_rep.
7681 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7683 (TARGET_BUILTIN_DECL): Fix name.
7685 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7687 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7689 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7691 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7693 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7695 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7698 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7699 Rename argument tm_fn to md_fn.
7701 (TARGET_OPTION_PRINT): Fix argument list.
7703 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7706 * config/i386/i386.c (ix86_fixup_binary_operands):
7707 Revert FMA4 fixup of operands.
7709 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7712 * Makefile.in (write_entries_to_file, install-plugin):
7713 Use \012 instead of \n with tr.
7715 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7717 * configure.ac (HAVE_AS_REF): New C macro.
7718 * configure: Regenerate.
7719 * config.in: Likewise.
7720 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7722 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7725 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7727 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7729 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7731 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7733 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7735 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7737 (TARGET_BINDS_LOCAL_P): Fix argument type.
7739 (TARGET_ASM_FILE_END): Use prototype.
7741 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7743 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7745 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7747 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7749 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7750 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7752 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7753 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7755 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7756 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7757 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7758 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7760 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7762 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7764 (TARGET_INIT_BUILTINS): Use prototype.
7766 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7767 Put 'const char *' in braces. Fix parameter types.
7768 (TARGET_INVALID_CONVERSION): Fix parameter types.
7769 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7770 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7772 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7775 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7777 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7779 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7781 * doc/tm.texi (TARGET_HELP): Fix return type.
7783 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7784 in braces. Fix argument types.
7786 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7788 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7790 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7792 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7793 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7795 (TARGET_MANGLE_TYPE): Fix argument types.
7797 (TARGET_IRA_COVER_CLASSES): Use prototype.
7799 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7801 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7803 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7805 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7807 (TARGET_CALLEE_COPIES): Fix argument types.
7809 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7811 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7813 (TARGET_FUNCTION_VALUE): Fix argument types.
7815 (TARGET_RETURN_IN_MSB): Fix argument type.
7817 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7819 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7821 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7823 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7824 agree with return type.
7826 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7828 2010-01-15 Jing Yu <jingyu@google.com>
7830 PR rtl-optimization/42691
7831 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7832 a pseudo to a constant and are merged, and adjust comments.
7834 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7836 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7838 2010-01-15 Richard Guenther <rguenther@suse.de>
7841 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7842 labels of computed or non-local gotos to the destination.
7843 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7844 landing pad label is the first label.
7846 2010-01-15 Richard Guenther <rguenther@suse.de>
7848 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7850 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7853 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7854 to allow generation of the xssqrtdp instruction on power7.
7855 (sqrtdf2_fpr): Ditto.
7857 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7860 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7861 functions with noreturn attribute.
7864 * varasm.c (declare_weak): Add weak attribute to decl if it
7865 doesn't have one already.
7866 (assemble_external): Only add decls to weak_decls if they also
7867 have weak attribute.
7869 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7871 * var-tracking.c (var_reg_delete): Don't delete the association
7872 between REGs and values or one-part variables if the register
7875 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7878 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7879 because its first operand is a non-localized variable.
7881 2010-01-14 Martin Jambor <mjambor@suse.cz>
7883 PR tree-optimization/42706
7884 * tree-sra.c (encountered_recursive_call): New variable.
7885 (encountered_unchangable_recursive_call): Likewise.
7886 (sra_initialize): Initialize both new variables.
7887 (callsite_has_enough_arguments_p): New function.
7888 (scan_function): Call decl and flags check only for IPA-SRA, check
7889 whether there is a recursive call and whether it has enough arguments.
7890 (all_callers_have_enough_arguments_p): New function.
7891 (convert_callers): Look for recursive calls only when
7892 encountered_recursive_call is set.
7893 (ipa_early_sra): Bail out either if
7894 !all_callers_have_enough_arguments_p or
7895 encountered_unchangable_recursive_call.
7897 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7899 * sel-sched.c: Add 2010 to copyright years.
7900 * sel-sched-ir.c: Likewise.
7901 * sel-sched-ir.h: Likewise.
7903 2010-01-14 Martin Jambor <mjambor@suse.cz>
7905 PR tree-optimization/42714
7906 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7907 constructors specially.
7909 2010-01-14 Andi Kleen <ak@linux.intel.com>
7911 * config/i386/drivers-i386.c (detect_caches_intel):
7912 Add l2sizekb parameter and fill in.
7913 (host_detect_local_cpu): Add l2sizekb, fill in.
7914 Add Atom small cache heuristic.
7916 2010-01-14 Andi Kleen <ak@linux.intel.com>
7918 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7919 Add level3 parameter and fill in.
7920 (detect_caches_intel): Handle level3 cache.
7922 2010-01-14 Andi Kleen <ak@linux.intel.com>
7924 * config/i386/drivers-i386.c (host_detect_local_cpu):
7925 Fix core duo detection.
7927 2010-01-14 Andi Kleen <ak@linux.intel.com>
7929 * config/i386/drivers-i386.c (host_detect_local_cpu):
7932 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7934 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7935 (rs6000_variable_issue_1): this. Use...
7936 (rs6000_variable_issue): here. Reimplement. Print debug info.
7938 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7940 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7941 sel_restore_notes. Update all callers. Call reemit_notes
7944 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7946 PR rtl-optimization/42246
7947 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7950 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7952 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7953 all successors is the same as number of successors in current region.
7955 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7957 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7958 to rename is not separable. Otherwise check that its LHS is not NULL.
7960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7962 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7966 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7967 available registers when failed to discover LHS register class.
7968 Fix indentation. Update comment.
7970 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7971 Alexander Monakov <amonakov@ispras.ru>
7973 PR rtl-optimization/42389
7974 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7976 (advance_state_on_fence): Likewise.
7977 (sel_target_adjust_priority): Print debug output only when
7978 sched_verbose >= 4, not 2.
7979 (get_expr_cost): Do not issue all unique insns on the next cycle.
7980 (fill_insns): Initialize can_issue_more from the value saved
7982 * sel-sched-ir.c (flist_add): New parameter issue_more.
7983 Init FENCE_ISSUE_MORE with it.
7984 (merge_fences): Likewise.
7985 (init_fences): Update call to flist_add.
7986 (add_to_fences, add_clean_fence_to_fences)
7987 (add_dirty_fence_to_fences): Likewise.
7988 (move_fence_to_fences): Update call to merge_fences.
7989 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7991 * sel-sched-ir.h (struct _fence): New field issue_more.
7992 (FENCE_ISSUE_MORE): New accessor macro.
7994 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7996 PR rtl-optimization/42388
7997 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7998 that have no predecessors nor successors. Do not call move_bb_info
7999 for empty blocks outside of current region.
8001 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8003 PR rtl-optimization/42294
8004 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8005 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8006 originators' originators.
8008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8010 PR rtl-optimization/39453
8011 PR rtl-optimization/42246
8012 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8014 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8016 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8017 Alexander Monakov <amonakov@ispras.ru>
8020 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8021 (maybe_tidy_empty_bb): ... here. Make static. Add new
8022 argument. Update all callers.
8023 (tidy_control_flow): ... and here. Recompute topological order
8024 of basic blocks in region if necessary.
8025 (sel_redirect_edge_and_branch): Change return type. Return true
8026 if topological order might have been invalidated.
8027 (purge_empty_blocks): Export and move from...
8028 * sel-sched.c (purge_empty_blocks): ... here.
8029 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8030 (maybe_tidy_empty_bb): Delete prototype.
8031 (purge_empty_blocks): Declare.
8033 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8035 PR rtl-optimization/42249
8036 * sel-sched.c (try_replace_dest_reg): When chosen register
8037 and original register is the same, do not bail out early, but
8038 still check all original insns for validity of replacing destination
8039 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8042 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8045 Port from no-undefined-overflow branch:
8046 2009-03-09 Richard Guenther <rguenther@suse.de>
8048 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8050 2010-01-14 Richard Guenther <rguenther@suse.de>
8053 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8055 2010-01-14 Ira Rosen <irar@il.ibm.com>
8057 PR tree-optimization/42709
8058 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8059 as scalar type in creation of constant vector operand.
8061 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8064 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8065 (check-parallel-%): Match `testsuite' directory component only
8068 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8070 PR translation/39521
8071 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8074 2010-01-13 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/42730
8077 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8080 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8083 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8084 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8087 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8089 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8090 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8091 ___umulsi3_highpart.
8093 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8094 rather than schedule_insns if the pass is enabled.
8096 2010-01-13 Martin Jambor <mjambor@suse.cz>
8098 PR tree-optimization/42704
8099 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8102 2010-01-13 Martin Jambor <mjambor@suse.cz>
8104 PR tree-optimization/42703
8105 * tree-sra.c (analyze_access_subtree): Check that we can build a
8106 reference to the original data within the aggregate.
8108 2010-01-13 Richard Guenther <rguenther@suse.de>
8110 PR tree-optimization/42705
8111 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8113 2010-01-13 Richard Guenther <rguenther@suse.de>
8116 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8118 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8121 * var-tracking.c (values_to_unmark): New variable.
8122 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8123 values_to_unmark vector. Moved body to...
8124 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8125 instead queue it into values_to_unmark vector.
8126 (vt_find_locations): Free values_to_unmark vector.
8128 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8130 * config/s390/s390.c (override_options): Set
8131 default of max-pending-list-length to 256
8133 2010-01-13 Richard Guenther <rguenther@suse.de>
8136 * tree-pass.h (PROP_gimple_lcx): New.
8137 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8138 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8139 before the final cleanup_eh.
8140 (dump_properties): Dump PROP_gimple_lcx.
8141 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8142 (tree_lower_complex_O0): Remove.
8143 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8144 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8145 tree_lower_complex, schedule TODO_update_ssa.
8146 * lto-streamer-out.c (output_function): Stream the functions
8148 * lto-streamer-in.c (input_function): Likewise.
8149 (lto_read_body): Do not override them here.
8151 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8154 * c-typeck.c (build_c_cast): Fold value cast to union type before
8155 wrapping it in a CONSTRUCTOR.
8157 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8159 PR rtl-optimization/42699
8160 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8163 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8165 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8166 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8167 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8168 SUBTARGET_WARN_UNUSED_SPEC): ... here
8169 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8171 2010-01-12 Julian Brown <julian@codesourcery.com>
8173 * config/arm/neon-schedgen.ml (Utils): Don't try to
8174 open missing module.
8175 (find_with_result): New.
8177 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8180 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8181 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8183 PR tree-optimization/42645
8184 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8185 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8186 decl_map, set processing_debug_stmt to -1 and return name without
8189 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8191 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8192 binutils version, and reword target configuration description.
8194 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8196 * config/avr/avr.h (LINKER_NAME): Remove.
8198 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8201 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8202 that support VSX, warn for -mno-altivec if vsx is not disabled,
8205 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8206 Shujing Zhao <pearly.zhao@oracle.com>
8208 PR translation/42469
8209 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8210 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8211 character between option name and help text.
8212 * c.opt (imultilib): Likewise.
8214 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8216 * lto-streamer-out.c (output_unreferenced_globals): Output static
8219 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8221 PR rtl-optimization/42621
8222 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8223 optimizing for size.
8224 (duplicate_computed_gotos): Remove now-redundant check.
8226 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8229 * configure.ac: Save and restore LDFLAGS and LIBS
8230 * configure: Regenerate.
8232 2010-01-10 Richard Guenther <rguenther@suse.de>
8235 * builtins.c (fold_builtin_strlen): Add type argument and
8236 convert the resulting length to it.
8237 (fold_builtin_1): Adjust.
8239 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8241 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8242 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8244 (num_insns_constant_wide): Adjust for that change.
8246 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8249 * web.c (union_defs): Add used argument, to combine uses of
8251 (entry_register): Adjust type and tests of used argument.
8252 (web_main): Widen used for new use. Pass it to union_defs.
8253 * df.h (union_defs): Adjust prototype.
8255 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8258 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8259 uses in new incoming argument. Free body.
8260 (reset_debug_uses_in_loop): New.
8261 (analyze_insn_to_expand_var): Call the latter if the former found
8262 anything. Fix whitespace. Reject invalid dest overlaps before
8263 going through all insns in the loop.
8265 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8268 * haifa-sched.c (dying_use_p): Debug insns don't count.
8270 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8273 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8274 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8275 (verify_gimple_call): Reject LHS in noreturn calls.
8277 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8281 * tree-vect-loop-manip.c (adjust_info): New type.
8282 (adjust_vec): New pointer to vector.
8283 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8284 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8285 (slpeel_update_phis_for_duplicate_loop): Use them.
8286 (slpeel_update_phi_nodes_for_guard1): Likewise.
8287 (slpeel_update_phi_nodes_for_guard2): Likewise.
8288 (slpeel_tree_peel_loop_to_edge): Likewise.
8289 (vect_update_ivs_after_vectorizer): Likewise.
8291 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8293 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8294 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8296 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8298 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8299 bogus uninitialized warning.
8301 2010-01-09 Richard Guenther <rguenther@suse.de>
8304 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8305 the evolution is compatible with the initial condition.
8307 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8309 * gcc.c (process_command): Update copyright notice dates.
8310 * gcov.c (print_version): Likewise.
8311 * gcov-dump.c (print_version): Likewise.
8312 * mips-tfile.c (main): Likewise.
8313 * mips-tdump.c (main): Likewise.
8315 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8318 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8320 (rotlhi3_8): Delete.
8322 (rotlsi3_8): Delete.
8323 (rotlsi3_16): Delete.
8324 (rotlsi3_24): Delete.
8326 (*rotw<mode>3): New.
8327 (*rotb<mode>3): New.
8328 * config/avr/avr.c (avr_rotate_bytes): New function.
8329 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8331 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8334 * configure.ac: Modify -rdynamic check.
8335 * configure: Regenerate.
8337 2010-01-08 DJ Delorie <dj@redhat.com>
8339 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8340 register popping order.
8342 2010-01-08 Richard Guenther <rguenther@suse.de>
8345 * c.opt (fsigned-char): Also let LTO handle this option.
8346 (funsigned-char): Likewise.
8348 2010-01-07 Richard Guenther <rguenther@suse.de>
8350 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8351 (gimple_op): Likewise.
8352 (gimple_op_ptr): Likewise.
8353 (gimple_assign_set_lhs): Remove gcc_assert.
8354 (gimple_assign_set_rhs1): Likewise.
8355 (gimple_assign_set_rhs2): Likewise.
8356 (gimple_call_set_lhs): Likewise.
8357 (gimple_call_set_fn): Likewise.
8358 (gimple_call_set_fndecl): Likewise.
8359 (gimple_call_fndecl): Likewise.
8360 (gimple_call_return_type): Likewise.
8361 (gimple_call_set_chain): Likewise.
8362 (gimple_call_num_args): Likewise.
8363 (gimple_call_set_arg): Likewise.
8364 (gimple_cond_set_code): Likewise.
8365 (gimple_cond_set_lhs): Likewise.
8366 (gimple_cond_set_rhs): Likewise.
8367 (gimple_cond_set_true_label): Likewise.
8368 (gimple_cond_set_false_label): Likewise.
8369 (gimple_label_set_label): Likewise.
8370 (gimple_goto_set_dest): Likewise.
8371 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8372 (gimple_debug_bind_get_value): Likewise.
8373 (gimple_debug_bind_get_value_ptr): Likewise.
8374 (gimple_debug_bind_set_var): Likewise.
8375 (gimple_debug_bind_set_value): Likewise.
8376 (gimple_debug_bind_reset_value): Likewise.
8377 (gimple_debug_bind_has_value_p): Likewise.
8378 (gimple_return_retval_ptr): Remove gcc_assert.
8379 (gimple_return_retval): Likewise.
8380 (gimple_return_set_retval): Likewise.
8381 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8382 (safe_referenced_var_iterator): Remove.
8383 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8384 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8385 (fill_referenced_var_vec): Remove.
8386 (first_readonly_imm_use): Remove redundant gcc_assert.
8387 (phi_arg_index_from_use): Combine gcc_asserts.
8388 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8389 (first_imm_use_stmt): Remove redundant gcc_assert.
8390 * tree-cfg.c (verify_gimple_call): Verify function and chain
8391 operands. Verify arguments.
8392 (verify_types_in_gimple_stmt): Verify condition code and labels.
8394 2010-01-07 Richard Guenther <rguenther@suse.de>
8396 PR tree-optimization/42641
8397 * sese.c (rename_map_elt_info): Use the SSA name version, do
8400 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8402 PR tree-optimization/42625
8403 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8404 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8406 2010-01-07 Duncan Sands <baldrick@free.fr>
8408 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8410 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8413 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8414 note itself is not function_invariant_p.
8416 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8418 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8419 Do not add the DF_NOTE problem.
8420 * store-motion.c (execute_rtl_store_motion): Likewise.
8422 2010-01-07 Martin Jambor <mjambor@suse.cz>
8424 PR tree-optimization/42157
8425 * tree-sra.c (compare_access_positions): Stabilize sort if both
8426 accesses have integer types, return zero immediately if they are the
8429 2010-01-06 Richard Henderson <rth@redhat.com>
8432 * haifa-sched.c (add_to_note_list): Merge into ...
8433 (concat_note_lists): ... here, and ...
8434 (unlink_other_notes, rm_other_notes): Merge into...
8435 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8436 NOTE_INSN_EPILOGUE_BEG.
8438 2010-01-06 Richard Guenther <rguenther@suse.de>
8440 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8441 not inline regular functions into always-inline functions.
8443 2010-01-06 Nick Clifton <nickc@redhat.com>
8445 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8446 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8448 (OVERRIDE_OPTIONS): Delete.
8449 (OPTIMIZATION_OPTIONS): Define.
8450 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8451 * config/rx/rx.c (rx_handle_option): Issue an error message if
8452 -mcpu=rx200 and -fpu are used together.
8453 (rx_set_optimization_options): New function. Issue an error
8454 message if an optimization attribute attempts to reset the FPU/
8455 math optimization pairing.
8456 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8457 * config/rx/rx.opt: Set the default to 32-bit doubles.
8458 * config/rx/t-rx: Add multilibs for -nofpu option.
8459 * doc/invoke.texi: Update documentation of RX options.
8461 2010-01-06 Richard Guenther <rguenther@suse.de>
8463 * tree-ssa-pre.c (name_to_id): New global.
8464 (alloc_expression_id): Simplify SSA name handling.
8465 (lookup_expression_id): Likewise.
8466 (init_pre): Zero name_to_id.
8467 (fini_pre): Free it.
8469 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8471 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8473 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8476 * config/i386/sse.md (smaxv2di3): New.
8477 (umaxv2di3): Likewise.
8478 (sminv2di3): Likewise.
8479 (uminv2di3): Likewise.
8481 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8484 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8485 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8486 (legitimize_tls_address): Likewise.
8487 (sparc_tls_referenced_p): Likewise.
8488 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8489 and adjust calls to legitimize_pic_address.
8490 (legitimate_constant_p) Use sparc_tls_referenced_p.
8491 (legitimate_pic_operand_p): Likewise.
8492 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8493 (sparc_tls_symbol_ref_1): Delete.
8494 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8495 (legitimize_tls_address): Make static, handle CONST patterns.
8496 (legitimize_pic_address): Make static, remove unused parameter and
8497 adjust recursive calls.
8498 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8499 and adjust call to legitimize_pic_address.
8500 (sparc_output_mi_thunk): Likewise.
8502 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8503 H.J. Lu <hongjiu.lu@intel.com>
8506 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8507 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8508 operands to make them signed.
8511 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8514 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8515 GTU to GT for V4SI and V2DI.
8517 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8518 (umin<mode>3): Removed.
8520 (uminv4si3): Likewise.
8522 2010-01-05 Martin Jambor <mjambor@suse.cz>
8524 PR tree-optimization/42462
8525 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8526 current_function_decl to helper functions and macros.
8528 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8531 * flags.h: Don't include real.h.
8532 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8533 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8534 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8535 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8536 * dominance.c: Update copyright.
8537 * gimple.c (walk_gimple_op): Remove inline.
8538 * tree-ssa-reassoc.c: Include real.h.
8539 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8540 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8542 2010-01-05 Nick Clifton <nickc@redhat.com>
8544 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8545 register to push into the stack frame when the accumulator has to
8546 be saved during interrupts.
8548 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8550 * doc/invoke.texi: Remove the documentation about option
8552 * common.opt (Wunreachable-code): Preserved for backward
8554 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8555 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8556 the backward compatibility flag section.
8558 2010-01-05 Richard Guenther <rguenther@suse.de>
8560 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8562 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8565 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8567 PR tree-optimization/42508
8568 * tree-sra.c (convert_callers): Check for recursive call
8569 by comparing cgraph nodes instead of decls.
8570 (modify_function): Call ipa_modify_formal_parameters also
8571 on all same_body aliases.
8573 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8574 cgraph nodes when checking for same_body aliases.
8576 2010-01-05 Richard Guenther <rguenther@suse.de>
8578 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8579 allocation and lookup.
8580 (get_or_alloc_expr_for_constant): Likewise.
8581 (phi_translate): Sink allocation.
8583 2010-01-04 Richard Guenther <rguenther@suse.de>
8585 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8586 a new entry only if needed.
8587 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8588 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8590 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8592 (phi_translate): Handle CONSTANTs early.
8594 2010-01-04 Martin Jambor <mjambor@suse.cz>
8596 PR tree-optimization/42398
8597 * tree-sra.c (struct access): Removed flag grp_different_types.
8598 (dump_access): Do not dump the removed flag.
8599 (sort_and_splice_var_accesses): Do not set the removed flag.
8600 (sra_modify_expr): Check for type compatibility directly.
8602 2010-01-04 Martin Jambor <mjambor@suse.cz>
8604 PR tree-optimization/42366
8605 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8606 edges with variable number of parameters.
8607 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8608 flag instead of asserting it.
8609 (ipa_read_node_info): Read uses_analysis_done flag.
8611 2010-01-04 Richard Guenther <rguenther@suse.de>
8613 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8614 iterative_hash_* as intended.
8615 (vn_reference_compute_hash): Likewise. Simplify hashing
8617 (vn_reference_lookup_2): Likewise.
8618 (vn_nary_op_compute_hash): Likewise.
8619 (vn_phi_compute_hash): Likewise.
8620 (expressions_equal_p): Remove strange code.
8621 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8622 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8623 (bitmap_insert_into_set_1): Take value-id as parameter.
8624 (add_to_value): Pass it.
8625 (bitmap_insert_into_set): Likewise.
8626 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8628 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8631 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8632 (do_self_spec): For switches with SWITCH_IGNORE set set also
8633 SWITCH_IGNORE_PERMANENTLY.
8634 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8637 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8639 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8640 tree of an unreferenced global var.
8642 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8645 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8646 GTU to GT for V4SI and V2DI.
8648 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8649 (umin<mode>3): Removed.
8651 (uminv4si3): Likewise.
8653 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8656 * collect2.c (main): Turn on trace in collect2 if -v is passed
8659 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8661 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8662 description of expression operand.
8664 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8666 * configure.ac: Add install-html to target_list for Make-hooks.
8667 * configure: Regenerate.
8668 * fortran/Make-lang.in (F95_HTMLFILES): New.
8669 (fortran.html): Use it.
8670 (fortran.install-html): New.
8671 * Makefile.in (install-html): Add lang.install-html.
8672 * java/Make-lang.in (JAVA_HTMLFILES): New.
8673 (java.html): Use it.
8674 (java.install-html): New.
8675 * objc/Make-lang.in (objc.install-html): New.
8676 * objcp/Make-lang.in (obj-c++.install-html): New.
8677 * cp/Make-lang.in (c++.install-html): New.
8678 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8679 * lto/Make-lang.in (lto.install-html): New.
8681 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8684 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8686 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8688 PR rtl-optimization/41862
8689 * store-motion.c (store_killed_in_insn, compute_store_table,
8690 remove_reachable_equiv_notes, replace_store_insn,
8691 build_store_vectors): Ignore all DEBUG_INSNs.
8693 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8696 * common.opt: Add dumpdir.
8698 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8700 (option_map): Add --dumpdir.
8702 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8704 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8706 * opts.c (decode_options): Try dump_dir_name first if
8707 dump_base_name isn't an absolute path.
8708 (common_handle_option): Handle OPT_dumpdir.
8710 * toplev.c (dump_dir_name): New.
8711 (print_switch_values): Also ignore -dumpdir.
8713 * toplev.h (dump_dir_name): New.
8715 2010-01-03 Richard Guenther <rguenther@suse.de>
8717 PR tree-optimization/42589
8718 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8719 double-word expansion of bswap32.
8721 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8723 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8724 with BLOCK_FOR_INSN.
8725 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8726 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8727 noce_process_if_block): Likewise.
8728 * gcse.c (compute_local_properties, insert_expr_in_table,
8729 insert_set_in_table, canon_list_insert, find_avail_set,
8730 pre_insert_copy_insn): Likewise.
8732 * basic-block.h (BLOCK_NUM): Move from here...
8733 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8735 2010-01-03 Richard Guenther <rguenther@suse.de>
8737 PR tree-optimization/42438
8738 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8739 contains_may_not_return_call flag.
8740 (BB_MAY_NOTRETURN): New.
8741 (valid_in_sets): Trapping nary operations are not valid
8742 in blocks that may not return.
8743 (insert_into_preds_of_block): Remove check for trapping expressions.
8744 (compute_avail): Compute also BB_MAY_NOTRETURN.
8746 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8748 * doc/invoke.texi: Add 2010 to copyright years.
8750 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8752 * config/sparc/sparc.c: Fix formatting nits.
8754 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8755 Alexander Monakov <amonakov@ispras.ru>
8757 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8759 2010-01-02 Richard Guenther <rguenther@suse.de>
8762 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8763 (simplify_switch_using_ranges): Mark to be removed edges
8766 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8768 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8770 * collect2.c (scan_libraries): Add missing argument in call to
8773 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8776 * config/alpha/predicates.md (aligned_memory_operand): Return false
8778 (unaligned_memory_operand): Return true for CQImode.
8779 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8780 doesn not cross aligned SImode word boundary.
8782 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8784 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8786 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8787 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8789 2010-01-02 Richard Guenther <rguenther@suse.de>
8792 * toplev.c (compile_file): Emit LTO marker properly. Change
8794 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8796 2010-01-01 Richard Guenther <rguenther@suse.de>
8799 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8801 2010-01-01 Richard Guenther <rguenther@suse.de>
8804 * c-decl.c (grokdeclarator): For zero-size arrays force
8805 structural equality checks as layout_type does.
8807 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8809 * builtins.c: Update copyright to 2010.
8811 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8814 * lto-streamer-out.c (produce_asm): Revert the last change.
8815 (copy_function): Likewise.
8817 * lto-streamer.c (lto_get_section_name): Skip any leading
8820 2010-01-01 Richard Guenther <rguenther@suse.de>
8823 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8827 Copyright (C) 2010 Free Software Foundation, Inc.
8829 Copying and distribution of this file, with or without modification,
8830 are permitted in any medium without royalty provided the copyright
8831 notice and this notice are preserved.