1 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
4 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
5 * graphite-clast-to-gimple.c
6 (clast_to_gcc_expression): Same.
7 (precision_for_value): Same.
8 (precision_for_interval): Same.
9 (gcc_type_for_interval): Same.
10 (graphite_create_new_guard): Same.
11 (compute_bounds_for_level): Same.
12 (graphite_create_new_loop_guard): Same.
13 * graphite-interchange.c
14 (build_linearized_memory_access): Same.
15 (pdr_stride_in_loop): Same.
16 (memory_strides_in_loop_1): Same.
17 (memory_strides_in_loop): Same.
18 (extend_scattering): Same.
19 (psct_scattering_dim_for_loop_depth): Same.
20 (pbb_number_of_iterations): Same.
22 (debug_iteration_domains): Same.
24 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
25 (ppl_set_inhomogeneous_gmp): Same.
26 (ppl_strip_loop): Same.
27 (ppl_lexico_compare_linear_expressions): Same.
28 (ppl_read_polyhedron_matrix): Same.
29 (ppl_max_for_le_pointset): Same.
31 (ppl_read_polyhedron_matrix): Same.
32 (tree_int_to_gmp): Same.
33 (gmp_cst_to_tree): Same.
34 (ppl_set_inhomogeneous): Same.
35 (ppl_set_inhomogeneous_tree): Same.
37 (ppl_set_coef_tree): Same.
38 * graphite-sese-to-poly.c
39 (build_pbb_scattering_polyhedrons): Same.
40 (build_scop_scattering): Same.
41 (scan_tree_for_params_right_scev): Same.
42 (scan_tree_for_params): Same.
43 (find_params_in_bb): Same.
44 (find_scop_parameters): Same.
45 (add_upper_bounds_from_estimated_nit): Same.
46 (build_loop_iteration_domains): Same.
47 (add_condition_to_domain): Same.
48 (pdr_add_memory_accesses): Same.
50 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
52 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
53 CLooG's value_* macros to their respective mpz_* counterparts.
54 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
55 (graphite_create_new_loop_guard): Same.
56 * graphite-interchange.c (build_linearized_memory_access): Same.
57 (pdr_stride_in_loop): Same.
58 (memory_strides_in_loop_1): Same.
59 (1st_interchange_profitable_p): Same.
60 * graphite-poly.c (extend_scattering): Same.
61 (psct_scattering_dim_for_loop_depth): Same.
62 (pbb_number_of_iterations): Same.
63 (pbb_number_of_iterations_at_time): Same.
64 * graphite-poly.h (new_1st_loop): Same.
65 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
66 (oppose_constraint): Same.
67 (insert_constraint_into_matrix): Same.
68 (ppl_set_inhomogeneous_gmp): Same.
69 (ppl_set_coef_gmp): Same.
70 (ppl_strip_loop): Same.
71 (ppl_lexico_compare_linear_expressions): Same.
72 (ppl_max_for_le_pointset): Same.
73 (ppl_min_for_le_pointset): Same.
74 (ppl_build_realtion): Same.
75 * graphite-ppl.h (gmp_cst_to_tree): Same.
76 (ppl_set_inhomogeneous): Same.
77 (ppl_set_inhomogeneous_tree): Same.
79 (ppl_set_coef_tree): Same.
80 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
81 (build_scop_scattering): Same.
82 (add_value_to_dim): Same.
83 (scan_tree_for_params_right_scev): Same.
84 (scan_tree_for_params_int): Same.
85 (scan_tree_for_params): Same.
86 (find_params_in_bb): Same.
87 (find_scop_parameters): Same.
88 (add_upper_bounds_from_estimated_nit): Same.
89 (build_loop_iteration_domains): Same.
90 (create_linear_expr_from_tree): Same.
91 (add_condition_to_domain): Same.
92 (pdr_add_memory_accesses): Same.
94 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
95 Jason Merrill <jason@redhat.com>
97 * c-common.c (c_common_reswords): Add nullptr.
98 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
99 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
100 (gen_type_die_with_usage): Likewise.
101 * dbxout.c (dbxout_type): Likewise.
102 * sdbout.c (plain_type_1): Likewise.
104 2010-05-06 Jason Merrill <jason@redhat.com>
106 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
107 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
109 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
111 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
112 stripping WITH_SIZE_EXPR.
113 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
116 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
118 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
119 list of obsolete configurations.
120 Disabled check for obsolete configurations.
121 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
122 Removed support for previous versions.
123 * config/mips/iris.h: Removed.
124 * config/mips/iris5.h: Removed.
125 * config/mips/iris6.h: Merged old iris.h contents.
126 (TARGET_IRIX): Removed.
127 (DRIVER_SELF_SPECS): Removed mabi=32.
128 (IDENT_ASM_OP): Removed undef.
129 (STARTFILE_SPEC): Removed mabi=32.
130 (ENDFILE_SPEC): Likewise.
131 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
132 (MACHINE_TYPE): Update for IRIX 6.5.
133 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
134 TARGET_IRIX by TARGET_IRIX6.
135 (mips_file_start): Likewise.
136 (mips_output_external): Remove IRIX 5/6 O32 support.
137 (mips_output_function_prologue): Likewise.
138 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
140 (TARGET_CPU_CPP_BUILTINS): Likewise.
141 (TARGET_IRIX): Removed.
142 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
143 (MULTILIB_DIRNAMES): Removed 32.
144 (MULTILIB_OSDIRNAMES): Removed ../lib.
145 * doc/install.texi (Prerequisites): Don't reference IRIX before
147 (Specific, mips-sgi-irix5): Document removal.
148 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
150 Remove references to older IRIX 6 releases and the O32 ABI.
152 2010-05-06 Jakub Jelinek <jakub@redhat.com>
154 * gcc.dg/Wunused-var-8.c: Move to...
155 * c-c++-common/Wunused-var-6.c: ... here. New test.
158 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
159 instead of DF_REF_REAL_REG.
161 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
164 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
165 handling to still return true for x64 targets.
167 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
169 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
171 2010-05-06 Jan Hubicka <jh@suse.cz>
173 PR tree-optimization/43791
174 * ipa-inline.c (update_caller_keys): Remove bogus
175 disregard_inline_limits check.
177 2010-05-06 Michael Matz <matz@suse.de>
179 PR tree-optimization/43984
180 * tree-ssa-pre.c (inserted_phi_names): Remove.
181 (inserted_exprs): Change to bitmap.
182 (create_expression_by_pieces): Set bits, don't append to vector.
183 (insert_into_preds_of_block): Don't handle inserted_phi_names.
184 (eliminate): Don't look at inserted_phi_names, remove deleted
185 insns from inserted_exprs.
186 (remove_dead_inserted_code): Adjust to use bitmaps instead of
188 (init_pre, fini_pre): Allocate and free bitmaps.
189 (execute_pre): Insert insns on edges before elimination.
191 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
193 * tree.c (initializer_zerop): Handle STRING_CST.
195 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
198 * doc/invoke.texi (Wimplicit): Document as C only.
199 * opts.c (common_handle_option): Add argument kind.
200 (handle_option): Rename as read_cmdline_option. Factor out code to...
201 (handle_option): ... here. New.
202 (handle_options): Rename as read_cmdline_options.
203 (decode_options): Update call.
204 (set_option): Use option index instead of option pointer. Classify
205 diagnostics correctly.
206 (enable_warning_as_error): Call handle_option.
207 * opts.h (set_option): Update declaration.
208 (handle_option): Declare.
209 * langhooks.h (struct lang_hooks): Add argument kind to
211 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
212 * c-opts.c (set_Wimplicit): Delete.
213 (c_family_lang_mask): New static constant.
214 (c_common_handle_option): Add argument kind. Use handle_option
215 instead of set_Wimplicit.
216 (c_common_post_options): warn_implicit and warn_implicit_int
217 are disabled by default.
218 * c-common.c (warn_implicit): Do not define here.
219 * c-common.h (warn_implicit): Do not declare here.
220 (c_common_handle_option): Update declaration.
221 * lto-opts.c (lto_reissue_options): Update call to set_option.
223 2010-05-06 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/43571
226 * domwalk.c (walk_dominator_tree): Walk the dominator
227 sons in more optimal order.
229 2010-05-06 Richard Guenther <rguenther@suse.de>
231 PR tree-optimization/43934
232 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
233 (stmt_cost): Likewise.
234 (extract_true_false_args_from_phi): New helper.
235 (determine_max_movement): For PHI nodes verify we can hoist them
236 and compute their cost.
237 (determine_invariantness_stmt): Handle PHI nodes.
238 (move_computations_stmt): Likewise. Hoist PHI nodes in
239 if-converted form using COND_EXPRs.
240 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
242 (tree_ssa_lim): Likewise.
243 * tree-flow.h (tree_ssa_lim): Adjust prototype.
244 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
246 2010-05-06 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/43987
249 * tree-ssa-structalias.c (could_have_pointers): For possibly
250 address-taken variables force pointers to be recorded.
251 (create_variable_info_for_1): Likewise.
252 (push_fields_onto_fieldstack): Pass in wheter all fields
254 (find_func_aliases): Query types instead of vars whether
255 they contain pointers where appropriate.
257 2010-05-06 Jan Hubicka <jh@suse.cz>
259 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
260 (record_reference, mark_address, mark_load, mark_store): Record
262 (record_references_in_initializer): Update call of record_references.
263 (rebuild_cgraph_edges): Remove all references before rebuiding.
264 * cgraph.c (cgraph_create_node): Clear ref list.
265 (cgraph_remove_node): Remove references.
266 (dump_cgraph_node): Dump references.
267 (cgraph_clone_node): Clone references.
268 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
269 (struct cgraph_node, varpool_node): Add ref_lst.
270 * ipa-ref.c: New file.
271 * ipa-ref.h: New file.
272 * ipa-ref-inline.h: New file.
273 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
274 (referenced_from_other_partition_p): New function.
275 (lto_output_varpool_node): Take set arugment; call
276 referenced_from_other_partition.
277 (lto_output_ref): New.
278 (add_references): New.
280 (output_cgraph): Compute boundary based on references;
282 (output_varpool): Accept cgraph_node_set argument.
285 (input_cgraph): Call input_refs.
286 * lto-section-in.c (lto_section_name): Add refs.
287 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
288 (ipa-ref.o): New file.
289 * varpool.c (varpool_node): Clear ipa ref list.
290 (varpool_remove_node): Remove references.
291 (dump_varpool_node): Dump references.
292 (varpool_assemble_decl): Only compile finalized ones.
293 (varpool_extra_name_alias): Initialize ref list.
294 * lto-streamer.c (lto-get_section_name): Add .refs section.
295 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
296 (referenced_from_other_partition_p): Declared.
298 2010-05-06 Ira Rosen <irar@il.ibm.com>
300 PR tree-optimization/43901
301 * tree-vect-stmts.c (vectorizable_call): Assert that vector
302 type is not NULL if it's transformation phase, and return
303 FALSE if it's analysis.
304 (vectorizable_conversion, vectorizable_operation,
305 vectorizable_type_demotion, vectorizable_type_promotion):
308 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
310 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
312 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
314 * config/mips/mips-protos.h
315 (mips_small_register_classes_for_mode_p): Delete prototype.
317 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
319 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
320 * config/arm/arm.c (multiple_operation_profitable_p,
321 compute_offset_order): New static functions.
322 (load_multiple_sequence, store_multiple_sequence): Use them.
323 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
324 memory offsets, not register numbers.
325 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
327 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
329 * stor-layout.c (pending_sizes): Change the type to
331 (get_pending_sizes, put_pending_size, put_pending_sizes):
332 Update the uses of pending_sizes.
333 * c-decl.c (store_parm_decls): Likewise.
334 * c-tree.h (struct c_arg_info): Likewise.
335 * tree.h: Update the prototype for get_pending_sizes and
338 2010-05-05 Jason Merrill <jason@redhat.com>
341 * c-common.c (handle_aligned_attribute): Respect
342 ATTR_FLAG_TYPE_IN_PLACE.
345 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
346 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
347 (TARGET_INITIALIZER): Use it.
348 * c-common.c (attribute_takes_identifier_p): Call it.
349 * c-common.h: Update prototype.
350 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
351 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
353 2010-05-05 Jakub Jelinek <jakub@redhat.com>
356 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
357 DW_ID_down_case for Fortran compilation units.
359 2010-05-05 Jan Hubicka <jh@suse.cz>
361 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
364 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
366 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
367 a variable-sized RESULT_DECL.
369 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
371 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
373 2010-05-05 Jason Merrill <jason@redhat.com>
376 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
378 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
380 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
381 Jakub Jelinek <jakub@redhat.com>
384 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
385 (dead_debug_init, dead_debug_finish): New functions.
386 (dead_debug_add, dead_debug_insert_before): Likewise.
387 (df_note_bb_compute): Initialize a dead_debug object, add dead
388 debug uses to it, insert debug bind insns before death insns,
389 reset debug insns that refer to pending uses at the end.
390 * rtl.h (make_debug_expr_from_rtl): New prototype.
391 * varasm.c (make_debug_expr_from_rtl): New function.
393 2010-05-05 Jan Hubicka <jh@suse.cz>
395 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
396 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
397 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
398 lto_varpool_encoder_encode_initializer_p,
399 lto_set_varpool_encoder_encode_initializer): New functions.
400 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
402 (input_varpool_node): Do not always set analyzed.
403 (input_cgraph_1): Return vector of cgraph nodes.
404 (input_varpool_1): Return vector of varpools.
405 (input_cgraph): Free the vectors.
406 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
407 output only initializers needed.
408 (lto_output): Only call output_cgraph.
409 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
410 * lto-section-out.c (lto_new_out_decl_state): Initialize
411 state->varpool_node_encoder.
412 * lto-streamer.h (lto_varpool_encoder_d): New.
413 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
414 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
415 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
416 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
417 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
419 (output_varpool, input_varpool): Remove declarations.
421 2010-05-05 Jan Hubicka <jh@suse.cz>
423 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
424 with body can prevail.
426 2010-05-05 Jan Hubicka <jh@suse.cz>
428 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
431 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
433 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
436 * gengtype.h (erro_at_line): Constify pos argument.
438 * gengtype.c: Include hashtab.h.
439 (enum gc_used): Document GC_MAYBE_POINTED_TO.
440 (error_at_line): Constify pos argument.
441 (do_typedef): Initialize p->opt field.
442 (get_file_gtfilename): Fix comment typo.
443 (struct walk_type_data): Constify line field.
444 (get_output_file_for_structure): New function.
445 (write_local_func_for_structure): Constify orig_s argument.
446 Use get_output_file_for_structure.
447 (write_func_for_structure): Use get_output_file_for_structure.
448 (INDENT): New define.
449 (dump_pair, dump_type, dump_type_list, dump_typekind)
450 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
451 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
453 (seen_types): New variable.
454 (main): New variable do_dump. Process "-d" command line option.
455 Call dump_everything if dump requested.
457 2010-05-05 Jakub Jelinek <jakub@redhat.com>
459 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
460 in a temporary instead of invoking the macro multiple times.
461 (track_expr_p): Likewise.
463 2010-05-04 Neil Vachharajani <nvachhar@google.com>
465 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
467 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
468 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
469 conditions for printing notes.
470 * common.opt (-Wcoverage-mismatch): Allow negative, default to
471 true, update documentation.
472 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
474 2010-05-04 Jakub Jelinek <jakub@redhat.com>
477 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
480 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.md (sse_prologue_save): Add clobber CC
485 (*sse_prologue_save_insn1): Likewise.
486 (SSE prologue save splitter): Likewise.
488 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
490 * tree.c (free_lang_data_in_one_sizepos): New inline function.
491 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
492 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
493 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
494 all decls. Call it on DECL_FIELD_OFFSET of fields.
495 (find_decls_types_r): Follow DECL_VALUE_EXPR.
496 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
498 2010-05-04 Martin Jambor <mjambor@suse.cz>
500 * tree-sra.c (build_access_from_expr_1): The first parameter type
501 changed to simple tree.
502 (build_access_from_expr): Likewise, gsi parameter was eliminated.
503 (scan_assign_result): Renamed to assignment_mod_result, enum elements
505 (build_accesses_from_assign): Removed all parameters except for a
506 simple gimple statement. Now returns a simple bool.
507 (scan_function): All non-analysis parts moved to separate functions
508 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
509 parameters and updated both callers.
510 (sra_modify_expr): Removed parameter data.
511 (sra_modify_function_body): New function.
512 (perform_intra_sra): Call sra_modify_function_body to modify the
514 (replace_removed_params_ssa_names): Parameter data changed into
516 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
517 changed the parameter dont_convert to convert with the opposite
519 (sra_ipa_modify_assign): Parameter data changed into adjustments
520 vector, return value changed to bool.
521 (ipa_sra_modify_function_body): New function.
522 (sra_ipa_reset_debug_stmts): Updated a comment.
523 (modify_function): Use ipa_sra_modify_function_body to modify function
526 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
529 * alias.c (true_dependence): Handle the same VALUE in x and mem.
530 (canon_true_dependence): Likewise.
531 (write_dependence_p): Likewise.
533 2010-05-04 Jan Hubicka <jh@suse.cz>
535 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
536 * cgraphbuild.c: Include ipa-utils.h
537 (record_reference_ctx): New struct.
538 (record_reference): Simplify to work on initializers; not statements.
539 (mark_address, mark_load, mark_store): New.
540 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
542 (record_references_in_initializer): Update use of record_reference.
543 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
546 2010-05-04 Jan Hubicka <jh@suse.cz>
548 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
549 node will be removed anyway.
550 (lto_varpool_replace_node): Allow also unanalyzed nodes;
551 relink aliases of node into prevailing node.
552 * varpool.c (varpool_remove_node): Remove aliases properly;
553 when removing node, remove all its aliases too; remove DECL_INITIAL
554 of removed node; ggc_free the varpool node.
556 2010-05-04 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/43879
559 * tree-ssa-structalias.c (alias_get_name): Use
560 DECL_ASSEMBLER_NAME if available.
561 (create_function_info_for): Return the varinfo node.
562 (ipa_pta_execute): Associate same-body aliases and extra names
563 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
565 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
567 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
570 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
573 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
574 only if HONOR_REG_ALLOC_ORDER is not defined.
576 2010-05-04 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/43949
579 * tree-vrp.c (extract_range_from_binary_expr): Only handle
582 2010-04-26 Jason Merrill <jason@redhat.com>
584 * c.opt (-fstrict-enums): New.
585 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
587 2010-05-03 David Ung <davidu@mips.com>
588 James E. Wilson <wilson@codesourcery.com>
590 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
591 emit the trap instruction before the divide for TUNE_74K.
593 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
595 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
596 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
597 based on the above, for new target hook.
599 * hooks.c (hook_bool_mode_true): New generic hook.
600 * hooks.h (hook_bool_mode_true): Add prototype.
602 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
604 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
605 target hook, set to hook_bool_mode_false.
606 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
607 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
608 with targetm.small_register_classes_for_mode_p.
609 (find_reusable_reload): Likewise.
610 (combine_reloads): Likewise.
611 * reload1.c (reload_as_needed): Likewise.
612 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
613 * ifcvt.c (noce_process_if_block, check_cond_move_block,
614 dead_or_predicable): Likewise.
615 * regmove.c (optimize_reg_copy_1): Likewise.
616 * calls.c (prepare_call_address): Likewise.
617 (precompute_register_parameters): Likewise.
619 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
621 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
622 implementation of the hook that considers all register classes
623 small except for SH64.
624 (sh_override_options): Use the new hook.
625 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
628 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
630 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
631 implementation of the hook that considers all register classes
633 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
636 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
638 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
639 implementation of the hook that considers all register classes
641 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
644 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
646 * config/m32c/m32c.h: Likewise.
647 * config/pdp11/pdp11.h: Likewise.
648 * config/avr/avr.h: Likewise.
649 * config/xtensa/xtensa.h: Likewise.
650 * config/m68hc11/m68hc11.h: Likewise.
651 * config/mn10300/mn10300.h: Likewise.
652 * config/mcore/mcore.h: Likewise.
653 * config/h8300/h8300.h: Likewise.
654 * config/bfin/bfin.h: Likewise.
656 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
657 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
659 2010-05-03 Anatoly Sokolov <aesok@post.ru>
661 * double-int.h (tree_to_double_int): Remove macro.
662 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
663 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
664 (tree_to_double_int): New function.
665 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
667 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
669 2010-05-03 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/43971
672 * tree-ssa-structalias.c (get_constraint_for_1): Fix
673 constraints in the !flag_delete_null_pointer_checks case.
675 2010-05-03 Jakub Jelinek <jakub@redhat.com>
678 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
679 result mode matches original rtl mode.
681 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
684 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
686 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
689 when processing flag options.
691 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
693 * gcov-iov.c (main): Change format string placeholder
694 from %#08x to 0x%08x.
695 * genchecksum.c (dosum): Change format string placeholder
696 from %#02x to 0x%02x.
698 2010-05-02 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/43879
701 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
703 2010-05-02 Bruno Haible <bruno@clisp.org>
705 * doc/extend.texi (Function Attributes): Fix a typo.
707 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
710 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
711 placeholder from 0x%x to %#x.
712 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
713 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
714 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
715 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
716 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
717 * config/i386/i386.c (ix86_target_string): Ditto.
718 * config/i386/i386.c (output_pic_addr_const): Ditto.
719 (print_operand): Ditto.
721 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
723 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
724 placeholder from 0x%x to %#x.
725 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
726 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
727 (ASM_OUTPUT_DEBUG_DATA): Ditto.
728 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
729 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
730 * optc-gen.awk: Ditto.
731 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
732 (HOST_WIDE_INT_PRINT_HEX): Ditto.
733 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
734 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
736 2010-05-01 Anatoly Sokolov <aesok@post.ru>
738 * target.h (struct calls): Add function_value_regno_p field.
739 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
740 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
741 * targhooks.c (default_function_value_regno_p): New function.
742 * targhooks.h (default_function_value_regno_p): Declare function.
743 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
744 * builtins.c. (apply_result_size): (Ditto.).
745 * combine.c. (likely_spilled_retval_p): (Ditto.).
746 * mode-switching.c. Include 'target.h'.
747 (create_pre_exit): Use function_value_regno_p hook.
748 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
749 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
750 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
752 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
753 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
754 (ix86_function_value_regno_p): Declare as static, change argument
755 type to const unsigned int.
756 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
758 2010-05-01 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/43949
761 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
763 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
765 2010-05-01 Anatoly Sokolov <aesok@post.ru>
767 * rtl.h (CONST_DOUBLE_P): Define.
768 (rtx_to_double_int): Declare.
769 * emit-rtl.c (rtx_to_double_int): New function.
770 * dwarf2out.c (insert_double): New function.
771 (loc_descriptor, add_const_value_attribute): Clean up, use
772 rtx_to_double_int and insert_double functions.
774 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
776 * doc/extend.texi (Inline): Add missing return keyword to examples.
777 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
780 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
782 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
783 the variable part of the offset as well. Use highest_pow2_factor for
784 all alignment checks.
786 2010-04-30 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/43879
789 * tree-ssa-structalias.c (type_could_have_pointers): Functions
792 2010-04-30 Jan Hubicka <jh@suse.cz>
794 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
796 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
798 2010-04-30 Jan Hubicka <jh@suse.cz>
800 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
802 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
803 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
804 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
805 cgraph_node_set_needs_ltrans_p): Remove.
807 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
809 * sdbout.c: Include vec.h, do not include varray.h.
810 (deferred_global_decls, sdbout_global_decl,
811 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
812 * toplev.c: Do not include varray.h.
813 (dump_memory_report): Do not dump VARRAY statistics.
814 * gengtype.c (open_base_file): Ignore varray.h.
815 * Makefile.in: Update for abovementioned changes.
816 Remove all traces of varray.c and varray.h.
817 * varray.c: Remove file.
818 * varray.h: Remove file.
820 2010-04-30 Jan Hubicka <jh@suse.cz>
822 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
825 2010-04-30 Jan Hubicka <jh@suse.cz>
827 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
830 2010-04-30 Richard Guenther <rguenther@suse.de>
832 * tree-ssa-structalias.c (get_constraint_for_1): Generate
833 constraints for CONSTRUCTOR.
835 2010-04-30 Richard Guenther <rguenther@suse.de>
838 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
839 first after all lowering passes.
841 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
843 * toplev.c: Include varray.h for statistics dumping.
844 * tree.h: Do not declare varray_head_tag.
845 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
846 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
847 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
848 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
849 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
850 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
851 c-common.c, c-common.h, reg-stack.c, basic-block.h,
852 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
854 * Makefile.in: Update for abovementioned changes.
856 2010-04-30 Jakub Jelinek <jakub@redhat.com>
859 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
861 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
863 * config/picochip/picochip.c (picochip_legitimize_address): Define.
864 Use this function to do machine-specific conversion.
865 (picochip_legitimize_reload_address): Likewise.
866 (picochip_legitimate_address_p): Check valid base register only if
868 (picochip_check_conditional_copy): Check for modw only if opnd is
870 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
871 to call the function in c.
872 * config/picochip/picochip-protos.h
873 (picochip_legitimize_reload_address): Define.
874 * config/picochip/picochip.md (supported_compare1): Define.
876 2010-04-30 Jan Hubicka <jh@suse.cz>
878 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
879 (cgraph_global_info): Remove inlined.
880 (LTO_cgraph_tag_names): Remove.
881 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
882 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
883 simplify cgraph tags and document.
884 (lto_output_node): Use only LTO_cgraph_unavail_node and
885 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
886 for_functions_valid, global info, process and output flags.
887 (input_overwrite_node): Initialize estimated stack size and
888 estimated growth. Do not read flags we no longer store.
889 (input_node): Likewise do not read info no longer stored.
890 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
893 2010-04-30 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/43879
896 * tree-ssa-structalias.c (get_constraint_for_1): Properly
897 handle non-zero initializers.
899 2010-04-30 Richard Guenther <rguenther@suse.de>
901 * builtins.c (fold_builtin_1): Delete free (0).
903 2010-04-29 Jan Hubicka <jh@suse.cz>
905 * gengtype.c (open_base_files): Add lto-streamer.h
906 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
907 (pass_ipa_cp): GGC collect.
908 * toplev. (compile_file): Do not output symbols.
909 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
910 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
911 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
912 * lto-section-in.c: Include ggc.h
913 (lto_new_in_decl_state): Alloc in GGC.
914 (lto_delete_in_decl_state): Likewise.
915 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
918 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
921 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
922 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
923 (HONOR_REG_ALLOC_ORDER): Describe new macro.
924 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
925 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
926 account only if HONOR_REG_ALLOC_ORDER is not defined.
927 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
928 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
930 2010-04-29 Jon Grant <04@jguk.org>
932 * collect2.c (vflag): Change type from int to bool.
934 (helpflag): New global bool.
935 (main): Set vflag and debug with boolean, not integer truth values.
936 Accept new "--help" option and output usage text if found.
937 * collect2.h (vflag): Update prototype.
940 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
943 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
945 2010-04-29 Richard Guenther <rguenther@suse.de>
948 * plugin.h (invoke_plugin_callbacks): Annotate arguments
949 with ATTRIBUTE_UNUSED.
951 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
954 * config/i386/i386.c (get_some_local_dynamic_name): Replace
955 INSN_P with NONDEBUG_INSN_P.
956 (distance_non_agu_define): Likewise.
957 (distance_agu_use): Likewise.
959 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
961 From Dominique d'Humieres <dominiq@lps.ens.fr>
963 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
966 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
968 * plugin.h (invoke_plugin_callbacks): New inline function.
969 * plugin.c (flag_plugin_added): New global flag.
970 (add_new_plugin): Initialize above flag.
971 (invoke_plugin_callbacks): Rename to ...
972 (invoke_plugin_callbacks_full): ... this.
974 2010-04-28 Jan Hubicka <jh@suse.cz>
976 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
977 (lto_varpool_replace_node): New.
978 (lto_symtab_resolve_symbols): Resolve varpool nodes.
979 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
980 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
981 * cgraph.h (varpool_node_ptr): New type.
982 (varpool_node_ptr): New vector.
983 (varpool_node_set_def): New structure.
984 (varpool_node_set): New type.
985 (varpool_node_set): New vector.
986 (varpool_node_set_element_def): New structure.
987 (varpool_node_set_element, const_varpool_node_set_element): New types.
988 (varpool_node_set_iterator): New type.
989 (varpool_node): Add prev pointers, add used_from_other_partition,
991 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
992 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
993 varpool_get_node, varpool_remove_node): Declare.
994 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
995 varpool_node_set_size): New inlines.
996 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
997 * tree-pass.h (varpool_node_set_def): Forward declare.
998 (ipa_opt_pass_d): Summary writting takes vnode sets too.
999 (ipa_write_optimization_summaries): Update prototype.
1000 * ipa-cp.c (ipcp_write_summary): Update.
1001 * ipa-reference.c (ipa_reference_write_summary): Update.
1002 * lto-cgraph.c (lto_output_varpool_node): New static function.
1003 (output_varpool): New function.
1004 (input_varpool_node): New static function.
1005 (input_varpool_1): New function.
1006 (input_cgraph): Input varpool.
1007 * ipa-pure-const.c (pure_const_write_summary): Update.
1008 * lto-streamer-out.c (lto_output): Update, output varpool too.
1009 (write_global_stream): Kill WPA hack.
1010 (produce_asm_for_decls): Update.
1011 (output_alias_pair_p): Handle variables.
1012 (output_unreferenced_globals): Output only needed partition of varpool.
1013 * ipa-inline.c (inline_write_summary): Update.
1014 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1016 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1017 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1018 varpool_node_set_new, varpool_node_set_add,
1019 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1020 debug_varpool_node_set): New functions.
1021 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1022 (execute_one_pass): Process new decls too.
1023 (ipa_write_summaries_2): Pass around vsets.
1024 (ipa_write_summaries_1): Likewise.
1025 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1027 (ipa_write_optimization_summaries_1): Pass around vsets.
1028 (ipa_write_optimization_summaries): Likewise.
1029 * varpool.c (varpool_get_node): New.
1030 (varpool_node): Update doubly linked lists.
1031 (varpool_remove_node): New.
1032 (dump_varpool_node): More dumping.
1033 (varpool_enqueue_needed_node): Update doubly linked lists.
1034 (decide_is_variable_needed): Kill ltrans hack.
1035 (varpool_finalize_decl): Kill lto hack.
1036 (varpool_assemble_decl): Skip decls in other partitions.
1037 (varpool_assemble_pending_decls): Update doubly linkes lists.
1038 (varpool_empty_needed_queue): Likewise.
1039 (varpool_extra_name_alias): Likewise.
1040 * lto-streamer.c (lto_get_section_name): Add vars section.
1041 * lto-streamer.h (lto_section_type): Update.
1042 (output_varpool, input_varpool): Declare.
1044 2010-04-28 Mike Stump <mikestump@comcast.net>
1046 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1048 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1050 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1051 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1052 (lto_input_ts_type_tree_pointers): Likewise.
1053 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1054 (lto_output_ts_type_tree_pointers): Likewise.
1056 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1058 Uniquization of constants at the Tree level
1059 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1060 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1062 (tree_output_constant_def): Declare.
1063 * gimplify.c (gimplify_init_constructor): When using block copy, first
1064 uniquize the constant constructor on the RHS.
1065 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1066 DECL_IN_CONSTANT_POOL flag.
1067 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1068 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1070 (assemble_variable): Deal with symbols belonging to the tree constant
1072 (get_constant_section): Add ALIGN parameter and simplify.
1073 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1074 (assemble_constant_contents): Use the expression of the VAR_DECL.
1075 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1076 (tree_output_constant_def): New global function.
1077 (mark_constant): Use the expression of the VAR_DECL.
1078 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1080 (output_object_block): Likewise and assemble the expression.
1082 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1084 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1085 hash_tree, eq_tree): New tree hash table.
1086 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1087 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1088 lto_orig_address_remove): Reimplement.
1090 2010-04-28 Xinliang David Li <davidxl@google.com>
1093 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1094 (compute_uninit_opnds_pos): New function.
1095 (is_non_loop_exit_postdominating): New function.
1096 (compute_control_dep_chain): New function.
1097 (find_pdom): New function.
1098 (convert_control_dep_chain_into_preds): New function.
1099 (find_predicates): New function.
1100 (find_control_equiv_block): New function.
1101 (collect_phi_def_edges): New function.
1102 (find_def_preds): New function.
1103 (find_dom): New function.
1104 (dump_predicates): New function.
1105 (get_cmp_code): New function.
1106 (is_value_included_in): New function.
1107 (find_matching_predicate_in_rest_chains): New function.
1108 (use_pred_not_overlap_with_undef_path_pred): New function.
1109 (is_use_properly_guarded): New function.
1110 (normalize_cond_1): New function.
1111 (is_and_or_or): New function.
1112 (normalize_cond): New function.
1113 (is_gcond_subset_of): New function.
1114 (is_subset_of_any): New function.
1115 (is_or_set_subset_of): New function.
1116 (is_and_set_subset_of): New function.
1117 (is_norm_cond_subset_of): New function.
1118 (is_pred_expr_subset_of): New function.
1119 (is_pred_chain_subset_of): New function.
1120 (is_included_in): New function.
1121 (is_superset_of): New function.
1122 (find_uninit_use): New function.
1123 (warn_uninitialized_phi): New function.
1124 (compute_possibly_undefined_names): New function.
1125 (ssa_undefined_value_p): New function.
1126 (execute_late_warn_uninitialized): New function.
1127 * tree-ssa.c (ssa_undefined_value_p): Removed.
1128 (warn_uninit): Changed to extern.
1129 (warn_uninitialized_phi): Removed.
1130 (warn_uninitialized_vars): Changed to extern.
1131 (execute_late_warn_uninitialized): Removed
1132 * tree-flow.h: Add new prototypes.
1133 * timevar.def: Add new time variable.
1134 * Makefile.in: Add new build file.
1136 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1138 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1141 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1144 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1146 2010-04-28 Martin Jambor <mjambor@suse.cz>
1148 * cgraph.h (struct cgraph_node): New field indirect_calls.
1149 (struct cgraph_indirect_call_info): New type.
1150 (struct cgraph_edge): Removed field indirect_call. New fields
1151 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1152 (cgraph_create_indirect_edge): Declare.
1153 (cgraph_make_edge_direct): Likewise.
1154 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1155 * ipa-prop.h (struct ipa_param_call_note): Removed.
1156 (struct ipa_node_params): Removed field param_calls.
1157 (ipa_create_all_structures_for_iinln): Declare.
1158 * cgraph.c: Described indirect edges and uids in initial comment.
1159 (cgraph_add_edge_to_call_site_hash): New function.
1160 (cgraph_edge): Search also among the indirect edges, use
1161 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1162 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1163 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1165 (initialize_inline_failed): Assign a reason to indirect edges.
1166 (cgraph_create_edge_1): New function.
1167 (cgraph_create_edge): Moved some functionality to
1168 cgraph_create_edge_1.
1169 (cgraph_create_indirect_edge): New function.
1170 (cgraph_edge_remove_callee): Add an assert checking for
1172 (cgraph_edge_remove_caller): Special-case indirect edges.
1173 (cgraph_remove_edge): Likewise.
1174 (cgraph_set_edge_callee): New function.
1175 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1176 (cgraph_make_edge_direct): New function.
1177 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1178 the declaration of the call statement matches.
1179 (cgraph_node_remove_callees): Special-case indirect edges.
1180 (cgraph_clone_edge): Likewise.
1181 (cgraph_clone_node): Clone also the indirect edges.
1182 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1183 indirect_call, dump count of indirect_calls edges.
1184 * ipa-prop.c (iinlining_processed_edges): New variable.
1185 (ipa_note_param_call): Create indirect edges instead of
1186 creating notes. New parameter node.
1187 (ipa_analyze_call_uses): New parameter node, pass it on to
1188 ipa_note_param_call.
1189 (ipa_analyze_stmt_uses): Likewise.
1190 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1191 (print_edge_addition_message): Work on edges rather than on notes.
1192 (update_call_notes_after_inlining): Likewise, renamed to
1193 update_indirect_edges_after_inlining.
1194 (ipa_create_all_structures_for_iinln): New function.
1195 (ipa_free_node_params_substructures): Do not free notes.
1196 (ipa_edge_duplication_hook): Propagate bits within
1197 iinlining_processed_edges bitmap.
1198 (ipa_node_duplication_hook): Do not duplicate notes.
1199 (free_all_ipa_structures_after_ipa_cp): Renamed to
1200 ipa_free_all_structures_after_ipa_cp.
1201 (free_all_ipa_structures_after_iinln): Renamed to
1202 ipa_free_all_structures_after_iinln.g
1203 (ipa_write_param_call_note): Removed.
1204 (ipa_read_param_call_note): Removed.
1205 (ipa_write_indirect_edge_info): New function.
1206 (ipa_read_indirect_edge_info): Likewise.
1207 (ipa_write_node_info): Do not stream notes, do stream information
1209 (ipa_read_node_info): Likewise.
1210 (lto_ipa_fixup_call_notes): Removed.
1211 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1212 * ipa-inline.c (pass_ipa_inline): Likewise.
1213 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1214 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1215 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1217 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1219 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1220 (output_cgraph): Stream also indirect edges.
1221 (lto_output_edge): Added capability to stream indirect edges.
1222 (input_edge): Likewise.
1223 (input_cgraph_1): Likewise.
1224 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1227 2010-04-28 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/43879
1230 PR tree-optimization/43909
1231 * tree-ssa-structalias.c (struct variable_info): Add
1232 only_restrict_pointers flag.
1233 (new_var_info): Initialize it. Increment stats.total_vars here.
1234 (create_function_info_for): Do not increment stats.total_vars
1236 (get_function_part_constraint): Fix build with C++.
1237 (insert_into_field_list): Remove.
1238 (push_fields_onto_fieldstack): Properly merge fields.
1239 (create_variable_info_for): Split and simplify.
1240 (create_variable_info_for_1): New piece.
1241 (intra_create_variable_infos): Properly make restrict constraints
1244 2010-04-28 Richard Guenther <rguenther@suse.de>
1247 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1249 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1250 Jan Hubicka <hubicka@ucw.cz>
1252 * doc/invoke.texi (-Wsuggest-attribute=const,
1253 -Wsuggest-attribute=pure): Document.
1254 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1255 (function_always_visible_to_compiler_p,
1256 suggest_attribute, warn_function_pure, warn_function_const):
1258 (check_call): Improve debug info.
1259 (analyze_function): Do not check availability.
1260 (add_new_function): Check availability.
1261 (propagate): Output warnings.
1262 (skip_function_for_local_pure_const): New function.
1263 (local_pure_const): Use it; output warnings.
1264 * common.opt (Wsuggest-attribute=const,
1265 Wsuggest-attribute=pure): New.
1267 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1269 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1270 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1271 or DW_CFA_def_cfa_offset{,_sf}.
1273 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1275 * tree.h: Fix truncated long macros.
1277 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1279 * collect2.c (TARGET_64BIT): Redefine to target's default.
1280 * tlink.c: Likewise.
1281 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1282 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1283 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1284 for underscoring __USER_LABEL_PREFIX__.
1285 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1286 (SUB_LINK_ENTRY32): New.
1287 (SUB_LINK_ENTRY64): New.
1288 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1289 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1290 (SUB_LINK_ENTRY64): New.
1291 (SUB_LINK_ENTRY): New.
1292 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1293 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1294 x64 target is choosen.
1295 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1296 * configure: Regenerated.
1297 * configure.ac (leading-mingw64-underscores): Option added.
1299 2010-04-27 Jan Hubicka <jh@suse.cz>
1301 * doc/invoke.texi (-fipa-profile): Document.
1302 * opts.c (decode_options): Enable ipa-profile at -O1.
1303 * timevar.def (TV_IPA_PROFILE): Define.
1304 * common.opt (fipa-profile): Add.
1305 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1307 (cgraph_propagate_frequency): Handle only local ones.
1308 * tree-pass.h (pass_ipa_profile): Declare.
1309 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1310 (pass_ipa_profile): Use TV_IPA_PROFILE.
1311 * ipa.c (ipa_profile): New function.
1312 (gate_ipa_profile): Likewise.
1313 (pass_ipa_profile): New global variable.
1314 * passes.c (pass_ipa_profile): New.
1316 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1318 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1320 2010-04-27 Martin Jambor <mjambor@suse.cz>
1323 * ipa.c (dissolve_same_comdat_group_list): New function.
1324 (function_and_variable_visibility): Call
1325 dissolve_same_comdat_group_list when comdat group contains external or
1327 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1328 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1330 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1332 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1333 (const_hash_1) <VECTOR_CST>: New case.
1334 (compare_constant) <VECTOR_CST>: Likewise.
1335 <ADDR_EXPR>: Deal with LABEL_REFs.
1336 (copy_constant) <VECTOR_CST>: New case.
1338 2010-04-27 Jan Hubicka <jh@suse.cz>
1340 * cgraph.c (cgraph_propagate_frequency): New function.
1341 * cgraph.h (cgraph_propagate_frequency): Declare.
1342 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1343 cgraph_propagate_frequency.
1345 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1347 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1349 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1352 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1353 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1354 here to determine which regs to push and how much stack to reserve.
1356 2010-04-27 Jie Zhang <jie@codesourcery.com>
1358 * doc/gimple.texi (gimple_statement_with_ops): Remove
1359 addresses_taken field.
1360 (gimple_statement_with_memory_ops): Likewise.
1362 2010-04-27 Jan Hubicka <jh@suse.cz>
1364 * tree-inline.c (eni_inlining_weights): Remove.
1365 (estimate_num_insns): Special case more builtins.
1367 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1370 * c-typeck.c (build_binary_op): Move forward check for comparison
1371 pointer with null pointer constant and adjust the diagnostic message.
1373 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1376 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1377 binutils supports extended .section directive needed by LTO, or
1378 warn if older binutils found.
1379 (LTO_BINARY_READER): New AC_SUBST'd variable.
1380 (LTO_USE_LIBELF): Likewise.
1381 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1383 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1384 (LTO_USE_LIBELF): Likewise.
1385 * configure: Regenerate.
1387 * collect2.c (is_elf): Rename from this ...
1388 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1389 object files in addition to ELF-formatted ones.
1390 (scan_prog_file): Caller updated. Also allow for LTO info marker
1391 symbol to be prefixed or not by an extra underscore.
1393 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1394 * config/i386/winnt.c: Also #include lto-streamer.h
1395 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1397 (i386_pe_asm_output_aligned_decl_common): Add comment.
1398 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1400 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1403 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1404 Add missing earlyclobber for second alternative.
1406 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1408 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1409 bits for artificial defs at the top of the block.
1410 * fwprop.c (single_def_use_enter_block): Don't call it.
1412 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1415 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1416 instead of "$gcc_cv_objdump -T".
1417 Use "-undefined dynamic_lookup" on darwin.
1418 * gcc/configure: Regenerate.
1420 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1423 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1425 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1427 * c-parser.c (struct c_token): Move location field up.
1428 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1429 (struct c_declspecs): Convert typespec_word, storage_class, and
1430 default_int_p into bitfields.
1431 (struct c_declarator): Move loc field up.
1433 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1435 * cfgloop.h (struct loop): Move can_be_parallel field up.
1436 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1437 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1439 (struct iv_cand): Convert pos field into a bitfield.
1440 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1442 (struct _stmt_vec_info): Shuffle fields for better packing.
1444 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1446 * varasm.c (IN_NAMED_SECTION): Remove guard.
1447 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1448 (IN_NAMED_SECTION_P): ...this.
1449 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1450 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1452 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1454 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1455 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1456 of shadowing it. Fix comments.
1458 2010-04-26 Jan Hubicka <jh@suse.cz>
1460 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1461 (cgraph_clone_node): Copy function frequency.
1462 * cgraph.h (node_frequency): New enum
1463 (struct cgraph_node): Add.
1464 * final.c (rest_of_clean_state): Update.
1465 * lto-cgraph.c (lto_output_node): Output node frequency.
1466 (input_overwrite_node): Input node frequency.
1467 * tre-ssa-loop-ivopts (computation_cost): Update.
1468 * lto-streamer-out.c (output_function): Do not output function
1470 * predict.c (maybe_hot_frequency_p): Update and handle functions
1472 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1474 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1475 (compute_function_frequency): Set noreturn functions to be executed
1477 (choose_function_section): Update.
1478 * lto-streamer-in.c (input_function): Do not input function frequency.
1479 * function.c (allocate_struct_function): Do not initialize function
1481 * function.h (function_frequency): Remove.
1482 (struct function): Remove function frequency.
1483 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1484 (try_update): Update.
1485 * tree-inline.c (initialize_cfun): Do not update function frequency.
1486 * passes.c (pass_init_dump_file): Update.
1487 * i386.c (ix86_compute_frame_layout): Update.
1488 (ix86_pad_returns): Update.
1490 2010-04-26 Jie Zhang <jie@codesourcery.com>
1492 PR tree-optimization/43833
1493 * tree-vrp.c (range_int_cst_p): New.
1494 (range_int_cst_singleton_p): New.
1495 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1496 when both operands are constants. Use range_int_cst_p in
1499 2010-04-26 Jan Hubicka <jh@suse.cz>
1501 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1503 2010-04-26 Richard Guenther <rguenther@suse.de>
1506 * gimple.c (gimple_decl_printable_name): Deal gracefully
1507 with a NULL DECL_NAME.
1509 2010-04-26 Richard Guenther <rguenther@suse.de>
1512 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1513 if emitting debug information and it is either a function
1514 or a namespace decl.
1516 2010-04-26 Ira Rosen <irar@il.ibm.com>
1518 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1519 determine if the statement is vectorizable, and a macro to access it.
1520 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1521 Skip statements that can't be vectorized. If the analysis fails,
1522 mark the statement as unvectorizable if vectorizing basic block.
1523 (vect_compute_data_refs_alignment): Likewise.
1524 (vect_verify_datarefs_alignment): Skip statements marked as
1525 unvectorizable. Add print.
1526 (vect_analyze_group_access): Skip statements that can't be
1527 vectorized. If the analysis fails, mark the statement as
1528 unvectorizable if vectorizing basic block.
1529 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1530 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1531 generated stmts for SLP.
1532 (new_stmt_vec_info): Initialize the new field.
1533 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1534 statements marked as unvectorizable.
1536 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1538 * c-common.c (flag_isoc1x): New.
1539 (flag_isoc99): Update comment.
1540 * c-common.h (flag_isoc1x): New.
1541 (flag_isoc99): Update comment.
1542 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1543 __<type>_DECIMAL_DIG__.
1544 * c-opts.c (set_std_c1x): New.
1545 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1546 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1547 * c.opt (-std=c1x, -std=gnu1x): New options.
1548 * doc/cpp.texi: Mention -std=c1x.
1549 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1550 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1551 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1552 * doc/standards.texi: Mention C1X.
1553 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1554 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1555 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1558 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1561 placeholder from 0x%x to %#x.
1562 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1563 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1564 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1565 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1566 * config/i386/i386.c (ix86_target_string): Ditto.
1567 (output_pic_addr_const): Ditto.
1568 (print_operand): Ditto.
1570 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1572 * combine.c (find_split_point): Add third argument. Use it
1573 to find nested multiply-accumulate instructions. Adjust calls.
1574 (try_combine): Adjust call to find_split_point.
1576 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1578 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1580 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1582 PR tree-optimization/41442
1583 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1584 (fold_binary_loc): Call it.
1586 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1588 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1589 * opts.c (common_handle_option): Allow disabling it.
1590 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1592 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1594 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1595 between modes if both types are integral.
1597 2010-04-23 Richard Guenther <rguenther@suse.de>
1599 PR tree-optimization/43572
1600 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1602 2010-04-23 Richard Guenther <rguenther@suse.de>
1605 * tree-inline.c (tree_can_inline_p): Also check compatibility
1608 2010-04-23 Martin Jambor <mjambor@suse.cz>
1610 PR tree-optimization/43846
1611 * tree-sra.c (struct access): New flag grp_assignment_read.
1612 (build_accesses_from_assign): Set grp_assignment_read.
1613 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1614 (enum mark_read_status): New type.
1615 (analyze_access_subtree): Propagate grp_assignment_read, create
1616 accesses also if both direct_read and root->grp_assignment_read.
1618 2010-04-23 Martin Jambor <mjambor@suse.cz>
1621 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1622 function does not have type attributes.
1624 2010-04-23 Richard Guenther <rguenther@suse.de>
1627 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1630 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1632 * sese.h (create_if_region_on_edge): Remove.
1634 * sese.c (create_if_region_on_edge): Make static.
1636 * tree-inline.c: Do not include ggc.h.
1638 * expr.c: Do not include ggc.h.
1640 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1643 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1646 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1647 in the middle of insns for casesi_worker_2.
1649 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1651 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1653 2010-04-22 Ira Rosen <irar@il.ibm.com>
1655 PR tree-optimization/43842
1656 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1657 loop unrolling in update of exit phis. Fix comment.
1658 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1659 least two reduction statements in the loop before starting SLP
1662 2010-04-22 Nick Clifton <nickc@redhat.com>
1664 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1666 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1668 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1671 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1673 * tree-parloops.c (loop_parallel_p): New argument
1674 parloop_obstack. Pass it down.
1675 (parallelize_loops): New variable parloop_obstack. Initialize it,
1676 pass it down, free it.
1678 * tree-loop-linear.c (linear_transform_loops): Pass down
1681 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1682 of type struct obstack *.
1684 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1685 scratch_obstack. Initialize it, pass down, free it.
1687 * lambda.h (lambda_loop_new): Remove.
1688 (lambda_matrix_new, lambda_matrix_inverse)
1689 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1690 argument of type struct obstack *.
1692 * lambda-trans.c (lambda_trans_matrix_new): New argument
1693 lambda_obstack. Pass it down, use obstack allocation for ret.
1694 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1697 * lambda-mat.c (lambda_matrix_get_column)
1698 (lambda_matrix_project_to_null): Remove.
1699 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1701 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1704 * lambda-code.c (lambda_loop_new): New function.
1705 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1706 (lambda_compute_auxillary_space, lambda_compute_target_space)
1707 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1708 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1709 (build_access_matrix): New argument lambda_obstack. Use obstack
1711 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1712 argument lambda_obstack. Pass it down.
1714 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1716 * optabs.h (expand_widening_mult): Declare.
1718 2010-04-22 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/43845
1721 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1722 lookup the CALL_EXPR function and arguments.
1724 2010-04-22 Nick Clifton <nickc@redhat.com>
1726 * config/stormy16/stormy16.c
1727 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1728 * config/stormy16/stormy16.h: Tidy up formatting.
1729 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1730 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1731 (ineqbranchsi): Delete pattern.
1732 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1733 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1734 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1735 stormy16-lib2-ucmpsi2.c.
1737 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1739 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1740 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1741 extra set merge_set_noclobber, and use it to relax the final test
1743 * df.h (df_simulate_find_noclobber_defs): Declare.
1744 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1746 (df_simulate_find_noclobber_defs): New function.
1748 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1750 * config/i386/i386.md: Use {} around multi-line preparation statements.
1752 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1754 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1755 (process_init_element): New argument of type struct obstack *.
1757 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1758 (set_init_index, set_init_label, set_nonincremental_init)
1759 (set_nonincremental_init_from_string, find_init_member)
1760 (output_init_element, output_pending_init_elements)
1761 (process_init_element): New argument braced_init_obstack. Pass it
1763 (push_range_stack, add_pending_init): New argument
1764 braced_init_obstack. Use obstack allocation.
1766 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1767 braced_init_obstack. Pass it down.
1768 (c_parser_braced_init): New variables ret, braced_init_obstack.
1769 Initialize obstack, pass it down and finally free it.
1771 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1774 * tree-pass.h (pass_optimize_widening_mul): Declare.
1775 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1776 gate_optimize_widening_mul): New static functions.
1777 (pass_optimize_widening_mul): New.
1778 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1779 <case MULT_EXPR>: Remove support for widening multiplies.
1780 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1781 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1782 simplify_gen_unary rather than directly building extensions.
1783 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1785 * expmed.c (expand_widening_mult): New function.
1786 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1788 2010-04-21 Jan Hubicka <jh@suse.cz>
1790 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1791 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1792 * lto-wpa-fixup.c: Remove.
1793 * Makefile.in (lto-wpa-fixup.o): Remove.
1794 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1795 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1796 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1798 2010-04-21 Jan Hubicka <jh@suse.cz>
1800 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1801 add write_optimization_summary, read_optimization_summary.
1802 (ipa_write_summaries_of_cgraph_node_set): Remove.
1803 (ipa_write_optimization_summaries): Declare.
1804 (ipa_read_optimization_summaries): Declare.
1805 * ipa-cp.c (pass_ipa_cp): Update.
1806 * ipa-reference.c (pass_ipa_reference): Update.
1807 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1808 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1810 * ipa-inline.c (pass_ipa_inline): Update.
1811 * ipa.c (pass_ipa_whole_program): Update.
1812 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1813 * passes.c (ipa_write_summaries_1): Do not test wpa.
1814 (ipa_write_optimization_summaries_1): New.
1815 (ipa_write_optimization_summaries): New.
1816 (ipa_read_summaries): Do not test ltrans.
1817 (ipa_read_optimization_summaries_1): New.
1818 (ipa_read_optimization_summaries): New.
1820 2010-04-21 Jan Hubicka <jh@suse.cz>
1822 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1824 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1826 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1830 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1832 2010-04-21 Jan Hubicka <jh@suse.cz>
1834 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1836 2010-04-21 Jan Hubicka <jh@suse.cz>
1838 * varpool.c (decide_is_variable_needed): Variable is always needed
1841 2010-04-21 Jan Hubicka <jh@suse.cz>
1843 * opts.c (decode_options): Enable pure-const pass for whopr.
1845 2010-04-21 Jan Hubicka <jh@suse.cz>
1847 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1848 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1850 (cgraph_decide_inlining): Do not expect callee to be removed in all
1853 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1855 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1857 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1859 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1860 amdfam10_decode attributes.
1862 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1865 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1866 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1867 (lower_copyprivate_clauses): Use private var in outer
1868 context instead of original var. Make sure the types
1869 are correct for VLAs.
1871 2010-04-21 Richard Guenther <rguenther@suse.de>
1873 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1874 to non-pointer objects.
1876 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1878 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1879 last chain entry if it starts with the still current label.
1880 (add_location_or_const_value_attribute): Check that
1881 loc_list->first->next is NULL instead of comparing ->first with ->last.
1882 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1883 to add_var_loc_to_decl.
1885 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1886 >= 4 add also address size and segment size fields into CIE header.
1888 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1889 long as address size is the same as sizeof (void *) and
1891 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1892 address size or segment size is unexpected, return DW_EH_PE_omit.
1893 (classify_object_over_fdes): If get_cie_encoding returned
1894 DW_EH_PE_omit, return -1.
1895 (init_object): If classify_object_over_fdes returned -1,
1896 pretend there were no FDEs at all.
1898 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1901 bswap{si,di}2 using SWI48 mode iterator.
1902 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1903 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1904 set modrm attribute of bswap insn to 0 and remove length attribute.
1905 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1906 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1907 set mode attribute to <MODE> and remove length attribute.
1909 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1911 PR rtl-optimization/43520
1912 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1913 zero available registers.
1915 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1917 * builtins.c (fold_builtin_cproj): Fold more cases.
1919 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1921 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1922 (fold_builtin_1): Fold builtin cproj.
1923 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1924 Use ATTR_CONST_NOTHROW_LIST.
1926 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1929 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1930 ffsi2_no_cmove for !TARGET_CMOVE.
1931 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1932 (ffssi2): Remove expander.
1933 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1935 (ctz<mode>2): Ditto from ctz{si,di}2.
1936 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1938 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1941 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1943 * dwarf2out.c (AT_linkage_name): Define.
1944 (clone_as_declaration): Handle DW_AT_linkage_name.
1945 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1946 of DW_AT_MIPS_linkage_name.
1947 (move_linkage_attr): Likewise.
1948 (dwarf2out_finish): Likewise.
1950 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1953 * fold-const.c (fold_comparison): New folding rule.
1955 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1957 * double-int.h (double_int_setbit): Declare.
1958 * double-int.c (double_int_setbit): New function.
1959 * rtl.h (immed_double_int_const): Declare.
1960 * emit-rtl.c (immed_double_int_const): New function.
1961 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1962 and immed_double_int_const functions.
1963 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1964 expand_copysign_bit): (Ditto.).
1965 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1966 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1967 * dojump.c (prefer_and_bit_test): (Ditto.).
1968 * expr.c (convert_modes, reduce_to_bit_field_precision,
1969 const_vector_from_tree): (Ditto.).
1970 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1972 2010-04-20 Jan Hubicka <jh@suse.cz>
1974 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1975 (dump_cgraph_node): Dump new flags.
1976 * cgraph.h (struct cgraph_node): Add flags
1977 reachable_from_other_partition and in_other_partition.
1978 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1979 other partition can not be removed.
1980 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1981 the other partition must be output; silence sanity checking on
1982 leaking functions bodies from other paritition.
1983 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1984 (lto_output_node): Output new flags; do not sanity check that inline
1985 clones are output; drop lto_forced_extern_inline_p code; do not mock
1986 visibility flags at partition boundaries.
1987 (add_node_to): New function.
1988 (output_cgraph): Use it to sort functions so masters appear before
1990 (input_overwrite_node): Input new flags.
1991 * passes.c (ipa_write_summaries): Do not call
1992 lto_new_extern_inline_states.
1993 * lto-section-out.c (forced_extern_inline,
1994 lto_new_extern_inline_states lto_delete_extern_inline_states,
1995 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1996 * lto-streamer.h (lto_new_extern_inline_states,
1997 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1998 lto_forced_extern_inline_p): Kill.
2000 2010-04-20 Richard Guenther <rguenther@suse.de>
2002 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2003 from vars that can have pointers.
2004 (process_constraint): Dump useless constraints.
2006 2010-04-20 Richard Guenther <rguenther@suse.de>
2008 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2009 (dump_sa_points_to_info): Remove asserts.
2010 (init_base_vars): nothing_id isn't an escape point nor does it
2013 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2015 * tree.h (TYPE_REF_IS_RVALUE): Define.
2016 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2017 should_move_die_to_comdat, prune_unused_types_walk): Handle
2018 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2019 (modified_type_die, gen_reference_type_die): Emit
2020 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2021 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2023 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2026 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2027 calls for -fpic -m31 if they have been sibcall optimized.
2029 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2031 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2032 ar.lc fixed and call-used.
2034 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2036 2010-04-19 Jan Hubicka <jh@suse.cz>
2038 * opts.c (decode_options): Disable whpr incompatible passes.
2039 * lto/lto.c (lto_1_to_1_map): Skip clones.
2040 (read_cgraph_and_symbols): Do not mark everything as needed.
2041 (do_whole_program_analysis): Do map only after optimizing;
2042 set proper cgraph_state; use passmanager.
2044 2010-04-19 DJ Delorie <dj@redhat.com>
2046 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2047 POINTER_PLUS_EXPR and fix them.
2049 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2051 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2052 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2053 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2054 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2055 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2056 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2057 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2058 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2059 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2060 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2061 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2063 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2065 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2066 (check_cond_move_block): Likewise.
2067 (cond_move_process_if_block): Likewise.
2068 (noce_find_if_block): Improve formatting.
2069 (find_if_header): Pass 0 to memset and tweak conditions.
2070 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2072 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2074 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2078 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2079 with non-local decl doesn't need chain.
2081 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2083 * ira-color.c (allocno_reload_assign): Avoid accumulating
2084 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2086 2010-04-19 Martin Jambor <mjambor@suse.cz>
2088 * gimple.h (create_tmp_reg): Declare.
2089 * gimplify.c (create_tmp_reg): New function.
2090 (gimplify_return_expr): Use create_tmp_reg.
2091 (gimplify_omp_atomic): Likewise.
2092 (gimple_regimplify_operands): Likewise.
2093 * tree-dfa.c (make_rename_temp): Likewise.
2094 * tree-predcom.c (predcom_tmp_var): Likewise.
2095 (reassociate_to_the_same_stmt): Likewise.
2096 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2097 (get_replaced_param_substitute): Likewise.
2098 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2099 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2100 * tree-ssa-pre.c (get_representative_for): Likewise.
2101 (create_expression_by_pieces): Likewise.
2102 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2103 (create_tailcall_accumulator): Likewise.
2105 2010-04-19 Martin Jambor <mjambor@suse.cz>
2107 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2109 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2111 2010-04-19 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/43796
2114 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2115 from SCEV in the lattice.
2116 (vrp_visit_phi_node): Dump change.
2118 2010-04-19 Richard Guenther <rguenther@suse.de>
2120 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2121 * configure: Re-generated.
2123 2010-04-19 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/43783
2126 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2127 constant ARRAY_REF operands two and three if possible.
2129 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2134 2010-04-19 Jie Zhang <jie@codesourcery.com>
2137 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2139 2010-04-19 Ira Rosen <irar@il.ibm.com>
2141 PR tree-optimization/37027
2142 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2143 and macro to access it.
2144 (vectorizable_reduction): Add argument.
2145 (vect_get_slp_defs): Likewise.
2146 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2147 statements for possible use in SLP.
2148 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2149 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2150 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2152 (vectorizable_reduction): Likewise.
2153 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2155 (vectorizable_type_demotion, vectorizable_type_promotion,
2156 vectorizable_store): Likewise.
2157 (vect_analyze_stmt): Update call to vectorizable_reduction.
2158 (vect_transform_stmt): Likewise.
2159 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2160 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2161 from different interleaving chains in same node.
2162 (vect_slp_rearrange_stmts): New function.
2163 (vect_supported_load_permutation_p): Allow load permutations for
2164 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2165 inside SLP nodes if necessary.
2166 (vect_analyze_slp_instance): Handle reductions.
2167 (vect_analyze_slp): Try to build SLP instances originating from groups
2169 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2170 (vect_get_constant_vectors): Create initial vectors for reductions
2171 according to reduction code. Add new argument.
2172 (vect_get_slp_defs): Add new argument, pass it to
2173 vect_get_constant_vectors.
2174 (vect_schedule_slp_instance): Remove SLP tree root statements.
2176 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2178 * tree.h (ENUM_IS_SCOPED): Define.
2179 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2180 for ENUM_IS_SCOPED enums.
2182 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2184 * fold-const.c (fold_comparison): Use ssizetype.
2185 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2186 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2187 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2188 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2190 * tree.h (initialize_sizetypes): Remove parameter.
2191 (build_common_tree_nodes): Remove second parameter.
2192 * stor-layout.c (initialize_sizetypes): Remove parameter.
2193 Always create an unsigned type.
2194 (set_sizetype): Assert that the passed type is unsigned and simplify.
2195 * tree.c (build_common_tree_nodes): Remove second parameter.
2196 Adjust call to initialize_sizetypes.
2197 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2198 build_common_tree_nodes.
2200 2010-04-18 Matthias Klose <doko@ubuntu.com>
2202 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2204 2010-04-18 Ira Rosen <irar@il.ibm.com>
2206 PR tree-optimization/43771
2207 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2208 load permutation doesn't have gaps.
2210 2010-04-18 Jan Hubicka <jh@suse.cz>
2212 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2213 (sse_prologue_save_insn expander): Use new pattern.
2214 (sse_prologue_save_insn1): New pattern and splitter.
2215 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2217 * i386.c (setup_incoming_varargs_64): Do not compute jump
2219 (ix86_gimplify_va_arg): Update alignment needed.
2220 (ix86_local_alignment): Do not align all local arrays to 128bit.
2222 2010-04-17 Jan Hubicka <jh@suse.cz>
2224 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2226 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2228 * arm.md (negdi2): Remove redundant code to force values into a
2231 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2233 * arm/bpabi.S: Add EABI alignment attributes to objects.
2234 * arm/bpabi-v6m.S: Likewise.
2235 * arm/crti.asm: Likewise.
2236 * arm/crtn.asm: Likewise.
2237 * arm/lib1funcs.asm: Likewise.
2238 * arm/libunwind.S: Likewise.
2240 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2242 * arm-protos.h (tune_params): New structure.
2243 * arm.c (current_tune): New variable.
2244 (arm_constant_limit): Delete.
2245 (struct processors): Add pointer to the tune parameters.
2246 (arm_slowmul_tune): New tuning option.
2247 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2248 (all_cores): Adjust to pick up the tuning model.
2249 (arm_constant_limit): New function.
2250 (arm_override_options): Select the appropriate tuning model. Delete
2251 initialization of arm_const_limit.
2252 (arm_split_constant): Use the new constant-limit model.
2253 (arm_rtx_costs): Pick up the current tuning model.
2254 * arm.md (is_strongarm, is_xscale): Delete.
2255 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2256 for Xscale variant architectures.
2257 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2259 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2261 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2263 (arm_rtx_costs_1): Remove unused variable extra_cost.
2264 (arm_unwind_emit_set): Use variable offset.
2265 (thumb1_output_casesi): Remove unused variable flags.
2267 2010-04-16 Jeff Law <law@redhat.com>
2269 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2270 needing assignment rather than doing a two-phase assignment. Remove
2271 unused variable 'm'.
2273 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2276 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2278 2010-04-16 Doug Kwan <dougkwan@google.com>
2280 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2281 (next_operand_entry_id): New static variable.
2282 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2283 (add_to_ops_vec): Assigned unique ID to operand entry.
2284 (struct oecount_s): New field ID.
2285 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2286 (undistribute_ops_list): Assign unique IDs to oecounts.
2287 (init_reassoc): reset next_operand_entry_id.
2289 2010-04-16 Doug Kwan <dougkwan@google.com>
2291 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2292 missing left parenthesis.
2294 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2297 *btdi_rex64 using SWI48 mode iterator.
2298 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2299 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2300 *jcc_btdi_mask_rex64.
2302 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2304 * double-int.h (tree_to_double_int): Convert to macro.
2305 * double-int.c (tree_to_double_int): Remove.
2307 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2310 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2311 with want_address 2 and in case a single element list might be
2312 possible, call it again with want_address 0.
2314 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2316 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2317 case 'W' print operands for HI mode.
2318 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2319 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2320 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2321 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2323 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2325 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2326 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2327 #xx:3 and #xx:4 mode.
2329 * config/h8300/h8300.md (inverted load with HImode dest): Add
2330 support for H8300SX.
2332 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2333 satisfy 'U' constraint.
2335 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2337 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2338 * configure: Regenerate.
2339 * config.in: Regenerate.
2340 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2343 2010-04-16 Richard Guenther <rguenther@suse.de>
2345 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2346 (struct tree_decl_common): ... here.
2347 (DECL_PT_UID): Adjust.
2348 (SET_DECL_PT_UID): Likewise.
2349 (DECL_PT_UID_SET_P): Likewise.
2351 2010-04-16 Richard Guenther <rguenther@suse.de>
2353 PR tree-optimization/43572
2354 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2355 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2356 * tree-flow.h (is_call_clobbered): Remove.
2357 * tree-flow-inline.h (is_call_clobbered): Likewise.
2358 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2359 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2360 (execute_return_slot_opt): Adjust.
2361 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2362 check for call clobbered vars here.
2363 (find_tail_calls): Move tailcall verification to the
2366 2010-04-16 Diego Novillo <dnovillo@google.com>
2368 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2370 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2373 * config/arm/arm.md (cbranchqi4): New pattern.
2374 * config/arm/predicates.md (const0_operand,
2375 cbranchqi4_comparison_operator): New predicates.
2377 2010-04-16 Richard Guenther <rguenther@suse.de>
2379 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2380 (dump_gimple_stmt): Likewise.
2382 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2384 * recog.h (struct recog_data): New field is_operator.
2385 (struct insn_operand_data): New field is_operator.
2386 * recog.c (extract_insn): Set recog_data.is_operator.
2387 * genoutput.c (output_operand_data): Emit code to set the
2389 * reload.c (find_reloads): Use it rather than testing for an
2390 empty constraint string.
2393 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2394 If the previous insn is a cbranchsi4_insn with the same arguments,
2395 omit the compare instruction.
2397 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2398 register, inputs must be low registers and we need a low register
2399 scratch. Handle alternative 2 like alternative 3.
2401 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2403 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2404 don't call get_addr on both. If one expression is a VALUE and
2405 the other a REG, check VALUE's locs if the REG isn't among them.
2407 2010-04-16 Christian Bruel <christian.bruel@st.com>
2409 * config/sh/sh.h (sh_frame_pointer_required): New function.
2410 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2411 (flag_omit_frame_pointer) Set.
2412 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2413 (rounded_frame_size): Adjust size with outgoing_args_size.
2414 (sh_set_return_address): Must return from stack pointer.
2415 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2416 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2417 (ACCUMULATE_OUTGOING_ARGS): Define.
2418 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2419 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2421 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2424 * config/sh/sh.c (sh_legitimize_reload_address): Use
2425 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2426 Remove a unneeded check for offset_base.
2428 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2430 * configure: Regenerated.
2432 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2434 * config/s390/s390.c (s390_call_save_register_used): Switch back
2435 to HARD_REGNO_NREGS.
2437 2010-04-15 Richard Guenther <rguenther@suse.de>
2439 * alias.c (alias_set_subset_of): Handle alias-set zero
2442 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2443 Julian Brown <julian@codesourcery.com>
2445 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2446 alternatives according to use of high and low regs.
2447 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2448 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2449 optimizing for size on Thumb-2.
2451 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2453 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2455 2010-04-15 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-structalias.c (struct variable_info): Add
2459 (new_var_info): Initialize it.
2460 (dump_constraints): Support printing last added constraints.
2461 (debug_constraints): Adjust.
2462 (dump_constraint_graph): Likewise.
2463 (make_heapvar_for): Check for NULL cfun.
2464 (get_function_part_constraint): New function.
2465 (get_fi_for_callee): Likewise.
2466 (find_func_aliases): Properly implement IPA PTA constraints.
2467 (process_ipa_clobber): New function.
2468 (find_func_clobbers): Likewise.
2469 (insert_into_field_list_sorted): Remove.
2470 (create_function_info_for): Properly allocate vars for IPA mode.
2471 Do not use insert_into_field_list_sorted.
2472 (create_variable_info_for): Properly generate constraints for
2473 global vars in IPA mode.
2474 (dump_solution_for_var): Always dump the solution.
2475 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2476 (find_what_var_points_to): Adjust.
2477 (pt_solution_set): Change.
2478 (pt_solution_ior_into): New function.
2479 (pt_solution_empty_p): Export.
2480 (pt_solution_includes_global): Adjust.
2481 (pt_solution_includes_1): Likewise.
2482 (pt_solutions_intersect_1): Likewise.
2483 (dump_sa_points_to_info): Check some invariants.
2484 (solve_constraints): Move constraint dumping ...
2485 (compute_points_to_sets): ... here.
2486 (ipa_pta_execute): ... and here.
2487 (compute_may_aliases): Do not re-compute points-to info
2488 locally if IPA info is available.
2489 (ipa_escaped_pt): New global var.
2490 (ipa_pta_execute): Properly implement IPA PTA.
2491 * tree-into-ssa.c (dump_decl_set): Support dumping
2492 decls not in referenced-vars.
2493 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2494 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2495 (dump_points_to_solution): Likewise.
2496 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2497 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2498 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2499 (copy_decl_to_var): Copy DECL_PT_UID.
2500 (copy_result_decl_to_var): Likewise.
2501 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2502 (copy_node_stat): Copy it.
2503 * tree.h (DECL_PT_UID): New macro.
2504 (SET_DECL_PT_UID): Likewise.
2505 (DECL_PT_UID_SET_P): Likewise.
2506 (struct tree_decl_minimal): Add pt_uid member.
2507 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2508 (pt_solution_empty_p): Declare.
2509 (pt_solution_set): Adjust.
2510 (ipa_escaped_pt): Declare.
2511 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2512 * gimple-pretty-print.c (pp_points_to_solution): New function.
2513 (dump_gimple_call): Dump call clobber/use information.
2514 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2515 * tree-pass.h (TDF_ALIAS): New dump option.
2516 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2517 * doc/invoke.texi (-fipa-pta): Update documentation.
2519 2010-04-15 Richard Guenther <rguenther@suse.de>
2521 * Makefile.in (OBJS-common): Add gimple-fold.o.
2522 (gimple-fold.o): New rule.
2523 * tree.h (maybe_fold_offset_to_reference,
2524 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2526 * gimple.h: ... here.
2527 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2528 may_propagate_address_into_dereference): Move prototypes ...
2529 * gimple.h: ... here.
2530 * tree-ssa-ccp.c (get_symbol_constant_value,
2531 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2532 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2533 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2534 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2535 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2536 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2537 gimplify_and_update_call_from_tree): Move ...
2538 * gimple-fold.c: ... here. New file.
2539 (ccp_fold_builtin): Rename to ...
2540 (gimple_fold_builtin): ... this.
2541 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2543 2010-04-15 Richard Guenther <rguenther@suse.de>
2545 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2546 fit_double_type, force_fit_type_double, add_double_with_sign,
2547 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2548 lrotate_double, rrotate_double, div_and_round_double): Move ...
2549 * double-int.c: ... here.
2550 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2551 add_double, neg_double, mul_double_with_sign, mul_double,
2552 lshift_double, rshift_double, lrotate_double, rrotate_double,
2553 div_and_round_double): Move prototypes ...
2554 * double-int.h: ... here.
2556 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2559 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2560 matching constraints to ensure inputs match the output.
2562 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2565 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2566 in an input-only operand.
2568 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2570 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2571 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2572 (double_int_negative_p): Convert to static inline function.
2573 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2574 (double_int_negative_p): Remove.
2575 * tree.h (lshift_double, rshift_double):
2576 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2577 * fold-const.c (fold_convert_const_int_from_real,
2578 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2579 (lshift_double): Change type of arith argument to bool.
2580 (rshift_double): Change type of arith argument to bool. Correct
2582 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2584 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2587 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2588 at the start and end of the then/else blocks, and omit them from the
2590 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2591 argument; all callers changed. Pass zero to old_insns_match_p instead.
2592 (flow_find_head_matching_sequence): New function.
2593 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2594 * basic-block.h (flow_find_cross_jump,
2595 flow_find_head_matching_sequence): Declare functions.
2597 2010-04-14 Jason Merrill <jason@redhat.com>
2600 * c-common.c (attribute_takes_identifier_p): New fn.
2601 * c-common.h: Declare it.
2603 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2607 (*udivmod<mode>4): Ditto.
2609 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.md (maxmin_int): Rename code attribute from
2612 maxminiprefix and update all users.
2613 (maxmin_float): Ditto from maxminfprefix.
2614 (logic): Ditto from logicprefix.
2615 (absneg_mnemonic): Ditto from absnegprefix.
2616 * config/i386/mmx.md: Update all users of maxminiprefix,
2617 maxminfprefix and logicprefix for rename.
2618 * config/i386/sse.md: Ditto.
2619 * config/i386/sync.md (sync_<code><mode>): Update for
2622 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2625 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2626 warnings converted to errors.
2628 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2630 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2631 used insn_type variable.
2632 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2633 to avoid set-but-not-used warning.
2635 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2637 * df-core.c (df_ref_debug): Change format string placeholder
2639 * dwarf2asm.c (dw2_asm_output_data_raw,
2640 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2641 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2642 * dwarf2out.c (output_cfi, output_cfi_directive,
2643 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2644 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2646 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2647 * print-rtl.c (print_rtx): Ditto.
2649 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2652 * builtins.c (expand_builtin_pow_root): New function to expand pow
2653 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2654 series of sqrt and cbrt calls under -ffast-math.
2655 (expand_builtin_pow): Call it.
2657 2010-04-14 Michael Matz <matz@suse.de>
2659 PR tree-optimization/42963
2660 * tree-cfg.c (touched_switch_bbs): New static variable.
2661 (group_case_labels_stmt): New function broken out from ...
2662 (group_case_labels): ... here, use the above.
2663 (start_recording_case_labels): Allocate touched_switch_bbs.
2664 (end_recording_case_labels): Deallocate it, call
2665 group_case_labels_stmt.
2666 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2668 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2670 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2673 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2677 2010-04-13 Jan Hubicka <jh@suse.cz>
2679 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2680 of optimized out static functions.
2681 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2682 cost computation. Also sanity check for overflows.
2683 (update_caller_keys): Update cgraph_edge_badness call; properly
2684 update fibheap and sanity check that it is up to date.
2685 (add_new_edges_to_heap): Update cgraph_edge_badness.
2686 (cgraph_decide_inlining_of_small_function): Likewise;
2687 add sanity checking that badness in heap is up to date;
2688 improve dumping of reason; Update badness of calls to the
2689 offline copy of function currently inlined; dump badness
2690 of functions not inlined because of unit growth limits.
2692 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2695 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2696 because of sign-extension change when converting to sizetype here...
2697 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2699 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2700 the folding to constants. Remove redundant final conversion.
2701 (fold_binary) <associate>: Do not associate if the re-association of
2702 constants alone overflows.
2703 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2704 to the end of the list.
2705 (multiple_of_p) <COND_EXPR>: New case.
2707 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2709 * opt-functions.awk (opt_sanitized_name): New.
2711 * optc-gen.awk: Use it
2712 * opth-gen.awk: Use it.
2714 2010-04-13 Martin Jambor <mjambor@suse.cz>
2716 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2717 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2718 children. Call replace_uses_with_default_def_ssa_name to handle
2721 2010-04-13 Michael Matz <matz@suse.de>
2724 * builtins.c (expand_builtin_interclass_mathfn): Also create
2725 a register if the predicate doesn't match.
2727 2010-04-13 Diego Novillo <dnovillo@google.com>
2729 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2730 * c-pch.c: Include timevar.h.
2731 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2732 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2733 * ggc-common.c: Include timevar.h.
2734 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2735 * timevar.def (TV_PCH_SAVE): Define.
2736 (TV_PCH_CPP_SAVE): Define.
2737 (TV_PCH_PTR_REALLOC): Define.
2738 (TV_PCH_PTR_SORT): Define.
2739 (TV_PCH_RESTORE): Define.
2740 (TV_PCH_CPP_RESTORE): Define.
2742 2010-04-13 Michael Matz <matz@suse.de>
2744 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2746 (can_reassociate_p): New function.
2747 (break_up_subtract_bb, reassociate_bb): Use it.
2749 2010-04-13 Richard Guenther <rguenther@suse.de>
2752 * builtins.c (c_readstr): Fix assert.
2754 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2756 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2757 when generating cltd insn.
2759 (*ashl<mode>3_1): Remove special handling for register operand 2.
2760 (*ashlsi3_1_zext): Ditto.
2761 (*ashlhi3_1): Ditto.
2762 (*ashlhi3_1_lea): Ditto.
2763 (*ashlqi3_1): Ditto.
2764 (*ashlqi3_1_lea): Ditto.
2765 (*<shiftrt_insn><mode>3_1): Ditto.
2766 (*<shiftrt_insn>si3_1_zext): Ditto.
2767 (*<shiftrt_insn>qi3_1_slp): Ditto.
2768 (*<rotate_insn><mode>3_1): Ditto.
2769 (*<rotate_insn>si3_1_zext): Ditto.
2770 (*<rotate_insn>qi3_1_slp): Ditto.
2772 2010-04-13 Richard Guenther <rguenther@suse.de>
2774 * tree-ssa-structalias.c (callused_id): Remove.
2775 (call_stmt_vars): New.
2776 (get_call_vi): Likewise.
2777 (lookup_call_use_vi): Likewise.
2778 (lookup_call_clobber_vi): Likewise.
2779 (get_call_use_vi): Likewise.
2780 (get_call_clobber_vi): Likewise.
2781 (make_transitive_closure_constraints): Likewise.
2782 (handle_const_call): Adjust to do per-call call-used handling.
2783 (handle_pure_call): Likewise.
2784 (find_what_var_points_to): Remove general callused handling.
2785 (init_base_vars): Likewise.
2786 (init_alias_vars): Initialize call_stmt_vars.
2787 (compute_points_to_sets): Process call-used and call-clobbered
2788 vars for call statements.
2789 (delete_points_to_sets): Free call_stmt_vars.
2791 2010-04-13 Richard Guenther <rguenther@suse.de>
2793 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2794 Only add RW dependence for dependence distance zero.
2795 Adjust maximal vectorization factor according to dependences.
2796 Move alignment handling ...
2797 (vect_find_same_alignment_drs): ... here. New function.
2798 (vect_analyze_data_ref_dependences): Adjust.
2799 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2800 (vect_analyze_data_refs): Adjust minimal vectorization factor
2801 according to data references.
2802 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2803 dependences before determining the vectorization factor.
2804 Analyze alignment after determining the vectorization factor.
2805 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2806 dependences before alignment.
2807 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2809 (vect_analyze_data_refs): Likewise.
2810 (MAX_VECTORIZATION_FACTOR): New define.
2812 2010-04-13 Duncan Sands <baldrick@free.fr>
2814 * except.h (lang_eh_type_covers): Remove.
2815 * except.c (lang_eh_type_covers): Likewise.
2817 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2818 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2820 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2821 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2822 UNITS_PER_LONG where it is ABI relevant.
2823 (s390_return_addr_rtx): Likewise.
2824 (s390_back_chain_rtx): Likewise.
2825 (s390_frame_area): Likewise.
2826 (s390_frame_info): Likewise.
2827 (s390_initial_elimination_offset): Likewise.
2828 (save_gprs): Likewise.
2829 (s390_emit_prologue): Likewise.
2830 (s390_emit_epilogue): Likewise.
2831 (s390_function_arg_advance): Likewise.
2832 (s390_function_arg): Likewise.
2833 (s390_va_start): Likewise.
2834 (s390_gimplify_va_arg): Likewise.
2835 (s390_function_profiler): Likewise.
2836 (s390_optimize_prologue): Likewise.
2837 (s390_rtx_costs): Likewise.
2838 (s390_secondary_reload): Likewise.
2839 (s390_promote_function_mode): Likewise.
2840 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2841 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2842 registers available.
2843 (s390_unwind_word_mode): New function.
2844 (s390_function_value): Split 64 bit values into register pair if
2845 used as return value.
2846 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2847 function call parameters. Handle parallels.
2848 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2849 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2850 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2851 (s390_expand_setmem): Remove unused variable src_addr.
2852 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2853 deal with 64 bit registers.
2854 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2855 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2856 (UNITS_PER_LONG): New macro.
2857 * libjava/include/s390-signal.h: Define extended ucontext
2858 structure containing the upper halfs of the 64 bit registers.
2860 2010-04-13 Simon Baldwin <simonb@google.com>
2862 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2864 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2866 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2867 rvalue on the RHS if the LHS is of a non-renamable type.
2868 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2870 2010-04-13 Matthias Klose <doko@ubuntu.com>
2872 * gcc.c (cc1_options): Handle -iplugindir before processing
2873 the cc1 spec. Only add -iplugindir once.
2874 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2876 * common.opt (iplugindir): Remove `Separate' property, initialize.
2877 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2879 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2880 (distclean): Remove plugin dir.
2881 * doc/invoke.texi: Document -iplugindir.
2883 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2885 * doc/plugins.texi (Loading Plugins): Document short
2886 -fplugin=foo option.
2887 (Plugin API): Mention default_plugin_dir_name function.
2889 * gcc.c (find_file_spec_function): Add new declaration.
2890 (static_spec_func): Use it for "find-file".
2891 (find_file_spec_function): Add new function.
2892 (cc1_options): Add -iplugindir option if -fplugin* options found.
2894 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2896 * plugin.c (add_new_plugin): Updated comment, and handle short
2898 (default_plugin_dir_name): Added new function.
2900 * common.opt (iplugindir): New option to set the plugin directory.
2902 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2904 * config/i386/i386.md (any_rotate): New code iterator.
2905 (rotate_insn): New code attribute.
2907 (SWIM124): New mode iterator.
2908 (<rotate_insn>ti3): New expander.
2909 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2910 any_rotate code iterator.
2911 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2912 using any_rotate code iterator and SWIM124 mode iterator.
2913 (ix86_rotlti3): New insn_and_split pattern.
2914 (ix86_rotrti3): Ditto.
2915 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2916 ix86_rotl{di,ti}3 patterns.
2917 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2918 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2919 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2920 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2921 code iterator and SWI mode iterator.
2922 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2923 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2925 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2926 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2927 (bswap rotatert splitter): Add splitter.
2928 (bswap splitter): Macroize splitter using any_rotate code iterator.
2929 Add insn predicate to split only for TARGET_USE_XCHGB or when
2930 optimizing function for size.
2932 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2934 * config/pa/pa.c (emit_move_sequence): Remove use of
2935 deleted variable flag_argument_noalias.
2937 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2939 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2941 Add to unsupported targets list.
2942 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2943 sparc*-sun-solaris2.[567]* from target lists.
2944 * configure: Regenerate.
2945 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2947 Remove Solaris 7 patch references.
2948 (Specific, sparc-sun-solaris2.7): Removed.
2949 (sparc-sun-solaris2*): Update Solaris 7 example.
2950 (sparc64-*-solaris2*): Likewise.
2952 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2954 * config.build (alpha*-dec-osf4*): Remove.
2955 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2956 of obsolete configurations.
2957 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2959 * config/alpha/t-osf4: Renamed to ...
2960 * config/alpha/t-osf5: ... this.
2961 * config/alpha/osf.h: Renamed to ...
2962 * config/alpha/osf5.h: ... this.
2963 Merged old osf5.h contents.
2965 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2966 (EXTRA_SPECS): Removed.
2967 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2968 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2971 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2973 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2975 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2978 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2979 __thiscall convention.
2981 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2983 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2985 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2987 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2989 * function.c (assign_parms_initialize_all): Add unused attribute
2992 2010-04-12 Richard Guenther <rguenther@suse.de>
2994 * gsstruct.def (GSS_CALL): New.
2995 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2996 * gimple.h: Include tree-ssa-alias.h.
2997 (struct gimple_statement_call): New.
2998 (union gimple_statement_struct_d): Add gimple_call member.
2999 (gimple_call_reset_alias_info): Declare.
3000 (gimple_call_use_set): New function.
3001 (gimple_call_clobber_set): Likewise.
3002 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3003 * gimple.c (gimple_call_reset_alias_info): New function.
3004 (gimple_build_call_1): Call it.
3005 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3006 * tree-inline.c (remap_gimple_stmt): Likewise.
3007 (expand_call_inline): Remove callused handling.
3008 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3009 * tree-dfa.c (dump_variable): Likewise.
3010 * tree-parloops.c (parallelize_loops): Likewise.
3011 * tree-ssa.c (init_tree_ssa): Likewise.
3012 (delete_tree_ssa): Likewise.
3013 * tree-flow-inline.h (is_call_used): Remove.
3014 * tree-flow.h (struct gimple_df): Remove callused member.
3015 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3016 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3017 (ref_maybe_used_by_call_p_1): Simplify.
3018 (call_may_clobber_ref_p_1): Likewise.
3019 * tree-ssa-structalias.c (compute_points_to_sets): Set
3020 the call stmt used and clobbered sets.
3021 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3022 (find_tail_calls): Verify the tail call.
3024 2010-04-12 Richard Guenther <rguenther@suse.de>
3026 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3027 single-iteration always-inline inlining.
3028 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3029 (cgraph_decide_inlining): Do not handle always-inline specially.
3030 (try_inline): Remove always-inline cycle detection special case.
3031 Do not recurse on always-inlines.
3032 (cgraph_early_inlining): Do not iterate if not optimizing.
3033 (cgraph_gate_early_inlining): remove.
3034 (pass_early_inline): Run unconditionally.
3035 (gate_cgraph_decide_inlining): New function.
3036 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3037 not inlining or optimizing.
3038 (cgraph_decide_inlining_of_small_functions): Also consider
3039 always-inline functions.
3040 (cgraph_default_inline_p): Return true for nodes which should
3041 disregard inline limits.
3042 (estimate_function_body_sizes): Assume zero size and time for
3043 nodes which are marked as disregarding inline limits.
3044 (cgraph_decide_recursive_inlining): Do not perform recursive
3045 inlining on always-inline nodes.
3047 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3050 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3051 for exprs satisfying handled_component_p.
3053 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3055 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3056 non-constant aggregate elements.
3058 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3059 is a real initialization.
3061 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3064 * c-decl.c (start_function): Move forward check for nested function.
3066 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3068 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3069 * config/sh/sh.c: Include reload.h.
3070 (sh_legitimize_reload_address): New.
3071 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3072 sh_legitimize_reload_address.
3074 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3076 * config/sh/sh.md (*movqi_pop): New insn pattern.
3077 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3079 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.md (any_shiftrt): New code iterator.
3082 (shiftrt_insn): New code attribute.
3084 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3085 using any_shiftrt code iterator.
3086 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3087 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3088 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3089 pattern from corresponding peephole2 patterns.
3090 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3091 using any_shiftrt code iterator.
3092 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3093 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3094 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3095 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3096 *{ashr,lshr}<mode>3_cmp_zext.
3097 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3099 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3103 (*lshr<mode>3_cconly): Ditto.
3105 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3107 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3108 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3109 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3110 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3112 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3113 from corresponding peephole2 patterns.
3114 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3115 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3116 and *lshrdi3_1_rex64 using SWI mode iterator.
3117 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3118 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3119 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3120 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3121 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3122 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3123 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3124 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3125 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3128 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3130 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3131 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3132 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3133 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3135 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3136 from corresponding peephole2 patterns.
3137 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3138 (ashrsi3_cvt): Rename from ashrsi3_31.
3139 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3140 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3141 and x86_64_shift_adj_3 using SWI48 mode iterator.
3142 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3143 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3144 and *ashrdi3_1_rex64 using SWI mode iterator.
3145 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3146 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3147 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3148 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3149 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3150 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3151 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3152 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3153 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3155 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3156 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3157 x86_shift<mode>_adj_3 expanders.
3159 2010-04-10 Wei Guozhi <carrot@google.com>
3162 * config/arm/arm.c (arm_pic_static_addr): New function.
3163 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3165 (arm_output_addr_const_extra): Output expression for new pattern.
3166 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3168 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3170 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3173 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3174 * web.c: Include "insn-config.h" and "recog.h".
3175 (union_match_dups): New function.
3176 (web_main): Call it.
3177 (union_defs): Don't try to recognize match_dups.
3179 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3180 if doing so would replace the entire pattern.
3182 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3187 and splitter pattern. Change splitter operand 1 predicate to
3190 2010-04-09 Martin Jambor <mjambor@suse.cz>
3192 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3193 lattices are addresses of CONST_DECLs with the same initial value.
3194 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3195 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3197 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3198 Bernd Schmidt <bernds@codesourcery.com>
3200 * loop-invariant.c (replace_uses): New static function.
3201 (move_invariant_reg): Use it to ensure we can replace the uses.
3203 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3205 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3207 (picochip_override_options): Enable section anchors only above -O1.
3208 (picochip_reorg): Fixed a couple of build warnings.
3210 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3212 * configure.ac (plugin -rdynamic test): Log result.
3213 * configure: Regenerate.
3214 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3215 (RDYNAMIC_SPEC): Define.
3216 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3218 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * configure.ac: Determine Sun ld version numbers.
3221 (comdat_group): Restrict GNU ld version checks to gld.
3222 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3223 (enable_comdat): Support --enable-comdat.
3224 * configure: Regenerate.
3225 * doc/install.texi (Configuration): Document --enable-comdat.
3227 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3229 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3230 * config/sol2-gld.h: ... here.
3231 * config.gcc (sparc*-*-solaris2*): Reflect this.
3232 (i[34567]86-*-solaris2*): Use it.
3234 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3236 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3238 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3240 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3243 * diagnostic.c (diagnostic_initialize): Initialize
3244 some_warnings_are_errors.
3245 (diagnostic_finish): New.
3246 (diagnostic_action_after_output): Call it before exiting.
3247 (diagnostic_report_diagnostic): Do not print message here. Set
3248 some_warnings_are_errors.
3249 * diagnostic.h (diagnostic_context): Delete
3250 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3251 (diagnostic_finish): Declare.
3252 * toplev.c (toplev_main): Call it before exit.
3254 2010-04-09 Jason Merrill <jason@redhat.com>
3257 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3258 for incomplete type.
3261 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3262 based on a warning flag.
3264 2010-04-09 Richard Guenther <rguenther@suse.de>
3266 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3268 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3271 * varasm.c (default_assemble_visibility): Wrap vars that are
3272 set, but unused, by targets without GAS.
3273 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3274 Remove set, but unused, vars.
3275 (rs6000_legitimize_tls_address): Likewise.
3276 (altivec_expand_dst_builtin): Likewise.
3277 * config/darwin.c (machopic_classify_symbol): Likewise.
3278 (machopic_indirection_name): Likewise.
3280 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md (DWI): New mode iterator.
3283 (S): New mode attribute.
3284 (shift_operand): Ditto.
3285 (shift_immediate_operand): Ditto.
3286 (ashl_input_operand): Ditto.
3287 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3288 using SDWIM mode iterator.
3289 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3290 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3292 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3293 from corresponding peephole2 patterns.
3294 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3295 and x86_64_shift_adj_1 using SWI48 mode iterator.
3296 (x86_shift<mode>_adj_2): Ditto.
3297 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3298 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3299 using SWI48 mode iterator.
3300 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3301 *ashldi3_cmp_rex64 using SWI mode iterator.
3302 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3303 *ashldi3_cconly_rex64 using SWI mode iterator.
3304 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3305 x86_shift<mode>_adj_{1,2}.
3306 (ix86_split_ashr): Ditto.
3307 (ix86_split_lshr): Ditto.
3309 2010-04-09 Richard Guenther <rguenther@suse.de>
3311 * target.h (builtin_conversion): Pass in input and output types.
3312 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3313 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3314 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3315 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3317 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3319 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3321 2010-04-09 Richard Guenther <rguenther@suse.de>
3324 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3326 2010-04-09 Richard Guenther <rguenther@suse.de>
3328 * tree-vectorizer.h (struct _stmt_vec_info): Document
3329 that vectype is the type of the LHS.
3330 (supportable_widening_operation, supportable_narrowing_operation):
3331 Get both input and output vector types as arguments.
3332 (vect_is_simple_use_1): Declare.
3333 (get_same_sized_vectype): Likewise.
3334 * tree-vect-loop.c (vect_determine_vectorization_factor):
3335 Set STMT_VINFO_VECTYPE to the vector type of the def.
3336 (vectorizable_reduction): Adjust.
3337 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3338 Adjust. Specify the output vector type.
3339 (vect_pattern_recog_1): Adjust.
3340 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3341 (vectorizable_call): Adjust.
3342 (vectorizable_conversion): Likewise.
3343 (vectorizable_operation): Likewise.
3344 (vectorizable_type_demotion): Likewise.
3345 (vectorizable_type_promotion): Likewise.
3346 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3348 (vect_is_simple_use_1): New function.
3349 (supportable_widening_operation): Get both input and output
3351 (supportable_narrowing_operation): Likewise.
3352 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3354 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3356 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3357 __thiscall and _thiscall as predefined macros.
3358 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3359 thiscall attribute handling.
3360 (ix86_comp_type_attributes): Likewise.
3361 (ix86_function_regparm): Likewise.
3362 (ix86_return_pops_args): Likewise.
3363 (init_cumulative_args): Likewise.
3364 (find_drap_reg): Likewise.
3365 (ix86_static_chain): Likewise.
3366 (x86_this_parameter): Likewise.
3367 (x86_output_mi_thunk): Likewise.
3368 (ix86_attribute_table): Add description for thiscall attribute.
3369 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3370 * doc/extend.texi: Add documentation for thiscall.
3372 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3375 * c.opt (Wint-to-pointer-cast): Available in C++.
3376 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3378 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3380 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3381 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3382 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3383 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3384 function type instead. Reorder and simplify checks.
3386 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3388 2010-04-08 Jing Yu <jingyu@google.com>
3389 Zdenek Dvorak <ook@ucw.cz>
3391 PR tree-optimization/42720
3392 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3393 loop unswitch conditions here from ...
3394 (tree_unswitch_single_loop): ... here.
3396 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3398 * tree-if-conv.c: Fix comments and simplify logic.
3400 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3402 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3403 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3404 (main_tree_if_conversion): Update call to tree_if_conversion.
3406 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3409 * doc/invoke.texi (-b,-V): Delete.
3410 * doc/tm.texi: Do not mention -b.
3411 * gcc.c (display_help): Delete -b and -V.
3412 (process_command): Delete -b and -V.
3413 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3415 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3416 Wolfgang Gellerich <gellerich@de.ibm.com>
3418 Implement target hook for loop unrolling
3419 * target.h (loop_unroll_adjust): Add a new target hook function.
3420 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3421 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3422 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3423 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3424 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3426 (decide_unroll_stupid): Likewise.
3428 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3431 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3433 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3435 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3436 (Specific, *-*-solaris2*): Likewise.
3437 Don't prefer Sun as over GNU as.
3439 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3441 * config/s390/s390.c (override_options): Adjust the z10
3442 defaults for max-unroll-times, max-completely-peeled-insns
3443 and max-completely-peel-times.
3445 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3447 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3448 instructions for z10.
3449 (s390_expand_setmem): Likewise.
3450 (s390_expand_cmpmem): Likewise.
3452 2010-04-08 Richard Guenther <rguenther@suse.de>
3454 PR tree-optimization/43679
3455 * tree-ssa-pre.c (eliminate): Only propagate copies.
3457 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3460 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3461 set but not used variable warning.
3463 2010-04-08 Wei Guozhi <carrot@google.com>
3466 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3467 (arm_size_rtx_costs): Call the new function when optimized for size.
3469 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3472 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3473 op0 is not a MEM, just return NULL instead of assertion
3475 (discover_nonconstant_array_refs): Don't walk debug stmts.
3477 2010-04-08 Doug Kwan <dougkwan@google.com>
3479 * configure.ac: Recognize gold and do not use its version number
3480 to test ld features.
3481 * configure: Regenerate.
3483 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3486 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3487 (negate_value): Move code to push elements to broken_up_substracts ...
3488 (eliminate_plus_minus_pair): ... here. Push operands that have no
3489 negative pair to plus_negates.
3490 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3492 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3494 * doc/install.texi (Configuration): Move description of
3495 --enable-lto, --with-libelf*, --enable-gold from Java section to
3498 * doc/generic.texi (Working with declarations)
3499 (Function Properties, C and C++ Trees): Fix typos.
3500 * doc/sourcebuild.texi (Top Level): Likewise.
3502 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3505 * tree.h (DECL_READ_P): Define.
3506 (struct tree_decl_common): Add decl_read_flag.
3507 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3508 a set but not used warning.
3509 (merge_decls): Merge DECL_READ_P flag.
3510 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3511 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3512 * c-common.c (handle_used_attribute, handle_unused_attribute):
3514 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3516 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3518 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3519 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3520 c_parser_binary_expression, c_parser_cast_expression,
3521 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3522 Call default_function_array_read_conversion instead of
3523 default_function_array_conversion where needed.
3524 (c_parser_unary_expression, c_parser_conditional_expression,
3525 c_parser_postfix_expression_after_primary, c_parser_initelt):
3526 Likewise. Call mark_exp_read where needed.
3527 (c_parser_statement_after_labels, c_parser_asm_operands,
3528 c_parser_typeof_specifier, c_parser_sizeof_expression,
3529 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3531 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3533 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3534 (warn_unused_but_set_parameter): Default to warn_unused
3536 * doc/invoke.texi: Document -Wunused-but-set-variable and
3537 -Wunused-but-set-parameter.
3539 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3540 used count variable.
3541 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3542 when operandN variables aren't used in the body of the expander
3544 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3545 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3546 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3547 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3548 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3549 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3550 * tree.c (PROCESS_ARG): Likewise.
3552 2010-04-07 Simon Baldwin <simonb@google.com>
3554 * diagnostic.h (diagnostic_override_option_index): New macro to
3555 set a diagnostic's option_index.
3556 * c-tree.h (c_cpp_error): Add warning reason argument.
3557 * opts.c (_warning_as_error_callback): New.
3558 (register_warning_as_error_callback): Store callback for
3559 warnings enabled via enable_warning_as_error.
3560 (enable_warning_as_error): Call callback, minor code tidy.
3561 * opts.h (register_warning_as_error_callback): Declare.
3562 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3563 response to -Werror=.
3564 (c_common_init_options): Register warning_as_error_callback in opts.c.
3565 * common.opt: Add -Wno-cpp option.
3566 * c-common.c (struct reason_option_codes_t): Map cpp warning
3567 reason codes to gcc option indexes.
3568 * (c_option_controlling_cpp_error): New function, lookup the gcc
3569 option index for a cpp warning reason code.
3570 * (c_cpp_error): Add warning reason argument, call
3571 c_option_controlling_cpp_error for diagnostic_override_option_index.
3572 * doc/invoke.texi: Document -Wno-cpp.
3574 2010-04-07 Richard Guenther <rguenther@suse.de>
3576 * ipa-reference.c (mark_load): Use get_base_address.
3577 (mark_store): Likewise.
3579 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3580 inserting GIMPLE_NOPs into the IL.
3581 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3582 Explicitly strip handled components and indirect references.
3584 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3585 folding address expressions.
3586 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3587 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3588 operand_equal_p to compare decls.
3589 (ptr_deref_may_alias_decl_p): Likewise.
3590 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3591 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3592 Handle reversed comparison ops.
3593 * tree-sra.c (asm_visit_addr): Use get_base_address.
3594 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3595 * ipa-reference.c (mark_address): Use get_base_address.
3597 2010-04-07 Richard Guenther <rguenther@suse.de>
3599 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3600 Propagate constants everywhere.
3602 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3605 * tree.c (MAX_INT_CACHED_PREC): Define.
3606 (nonstandard_integer_type_cache): New array.
3607 (build_nonstandard_integer_type): Cache results for precision
3608 <= MAX_INT_CACHED_PREC.
3610 2010-04-07 Richard Guenther <rguenther@suse.de>
3612 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3613 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3614 * common.opt: Likewise.
3615 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3616 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3617 (nonoverlapping_memrefs_p): Likewise.
3618 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3619 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3620 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3621 OPT_fargument_noalias_global for backward compatibility.
3623 2010-04-07 Richard Guenther <rguenther@suse.de>
3625 PR tree-optimization/43270
3626 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3627 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3628 * tree-ssa-pre.c (phi_translate_1): Adjust.
3629 (fully_constant_expression): Split out vn_reference handling to ...
3630 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3631 Fold reads from constant strings.
3632 (vn_reference_lookup): Handle fully constant references.
3633 (vn_reference_lookup_pieces): Likewise.
3634 * Makefile.in (expmed.o-warn): Add -Wno-error.
3636 2010-04-07 Martin Jambor <mjambor@suse.cz>
3638 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3640 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3643 * gcc.c: Add -static-libstdc++ to list of recognized options.
3645 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3647 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3649 2010-04-07 Richard Guenther <rguenther@suse.de>
3652 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3653 bases build simple mem attributes to retain points-to information.
3655 2010-04-07 Richard Guenther <rguenther@suse.de>
3658 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3659 preserve points-to related information.
3661 2010-04-07 Richard Guenther <rguenther@suse.de>
3664 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3665 discard plain indirect references.
3666 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3667 * tree.c (tree_nop_conversion): Likewise.
3669 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3672 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3674 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3676 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3677 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3679 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3681 * tree-if-conv.c: Fix indentation and comments.
3683 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3685 * tree-if-conv.c: Sort static functions in topological order.
3687 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3689 * tree-if-conv.c: Fix indentation and comments.
3691 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3695 lang_hooks.types.type_for_size instead of
3696 build_nonstandard_integer_type.
3697 When converting an unsigned type to signed, double its precision.
3698 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3699 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3700 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3703 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3706 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3707 POINTER_PLUS_EXPR for pointer types.
3709 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3712 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3713 * graphite-clast-to-gimple.c: Include langhooks.h.
3714 (max_signed_precision_type): New.
3715 (max_precision_type): Takes two types as arguments.
3716 (precision_for_value): New.
3717 (precision_for_interval): New.
3718 (gcc_type_for_interval): New.
3719 (gcc_type_for_value): New.
3720 (gcc_type_for_clast_term): New.
3721 (gcc_type_for_clast_red): New.
3722 (gcc_type_for_clast_bin): New.
3723 (gcc_type_for_clast_expr): Split up into several functions.
3724 (gcc_type_for_clast_eq): Rewritten.
3725 (compute_bounds_for_level): New.
3726 (compute_type_for_level_1): New.
3727 (compute_type_for_level): New.
3728 (gcc_type_for_cloog_iv): Removed.
3729 (gcc_type_for_iv_of_clast_loop): Rewritten.
3730 (graphite_create_new_loop): Compute the lower and upper bound types
3731 with gcc_type_for_clast_expr.
3732 (graphite_create_new_loop_guard): Same.
3733 (find_cloog_iv_in_expr): Removed.
3734 (compute_cloog_iv_types_1): Removed.
3735 (compute_cloog_iv_types): Removed.
3736 (gloog): Do not call compute_cloog_iv_types.
3737 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3739 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3740 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3741 (GBB_CLOOG_IV_TYPES): Removed.
3743 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3745 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3746 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3747 (detect_commutative_reduction): Same.
3749 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3752 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3754 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3755 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3756 (rewrite_commutative_reductions_out_of_ssa): Same.
3757 * passes.c (execute_function_todo): Call verify_ssa for every pass
3758 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3759 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3760 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3761 with an extra argument.
3762 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3763 verify_ssa only when the extra argument is true.
3764 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3765 with an extra argument.
3766 (tree_transform_and_unroll_loop): Same.
3768 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3770 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3771 for all the passes of the LNO having LOOP_CLOSED_SSA.
3772 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3773 * tree-loop-distribution.c (pass_loop_distribution): Same.
3774 * tree-pass.h (TODO_verify_loops): Removed.
3775 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3777 (pass_tree_unswitch): Same.
3778 (pass_predcom): Same.
3779 (pass_vectorize): Same.
3780 (pass_linear_transform): Same.
3781 (pass_graphite_transforms): Same.
3782 (pass_iv_canon): Same.
3783 (pass_complete_unroll): Same.
3784 (pass_complete_unrolli): Same.
3785 (pass_parallelize_loops): Same.
3786 (pass_loop_prefetch): Same.
3787 (pass_iv_optimize): Same.
3789 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3792 * passes.c (init_optimization_passes): Move pass_lim before
3793 pass_copy_prop and pass_dce_loop.
3795 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3798 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3799 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3800 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3801 MULTI_* defines for 4 argument vpermil2p* builtins.
3803 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3806 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3807 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3808 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3809 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3810 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3811 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3812 Use x86_maybe_negate_const_int to output insn mnemonic.
3813 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3814 check from instruction predicate. Update comments.
3815 * config/i386/sync.md (sync_add<mode>): Use
3816 x86_maybe_negate_const_int to output insn mnemonic.
3818 2010-04-06 Jan Hubicka <jh@suse.cz>
3820 PR tree-optimization/42906
3821 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3822 IGNORE_SELF argument. Set visited_control_parents for fully
3824 (find_obviously_necessary_stmts): Update call of
3825 mark_control_dependent_edges_necessary.
3826 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3828 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.md: Remove comment about 'e' and 'E'
3833 2010-04-06 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/43627
3836 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3837 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3840 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3842 * BASE-VER: Change to 4.6.0.
3845 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3848 2010-04-06 Richard Guenther <rguenther@suse.de>
3851 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3853 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3855 * doc/invoke.texi (Optimize Options): Document that LTO
3856 won't remove object access purely due to incompatible
3859 2010-04-04 Matthias Klose <doko@ubuntu.com>
3861 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3862 Initialize variable.
3864 2010-04-03 Richard Guenther <rguenther@suse.de>
3867 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3868 require a non-NULL MEM_OFFSET.
3870 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3872 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3873 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3874 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3875 config/alpha/predicates.md, config/arm/arm.md,
3876 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3877 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3878 config/darwin9.h, config/darwin.c, config/darwin.h,
3879 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3880 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3881 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3882 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3883 config/mips/mips.md, config/mn10300/mn10300.c,
3884 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3885 config/rs6000/aix.h, config/rs6000/dfp.md,
3886 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3887 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3888 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3889 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3890 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3891 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3892 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3893 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3894 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3895 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3896 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3897 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3898 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3899 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3900 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3901 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3902 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3903 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3904 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3905 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3906 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3907 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3908 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3909 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3910 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3911 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3912 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3913 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3914 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3915 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3916 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3917 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3918 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3919 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3920 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3921 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3923 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3926 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3927 * aclocal.m4: Regenerate.
3929 2010-04-02 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/43629
3932 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3933 if we have seen a constant value.
3935 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3937 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3939 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3942 * arm.c (legitimize_tls_address): Adjust call to
3943 gen_tls_load_dot_plus_four.
3944 (arm_note_pic_base): New function.
3945 (arm_cannot_copy_insn_p): Use it.
3946 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3949 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3954 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3956 * Makefile.in ($(out_object_file)): Depend on
3957 gt-$(basename $(notdir $(out_file))).h.
3959 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3961 * config.gcc (lm32-*-rtems*): Add t-lm32.
3963 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3965 * config.gcc: Add lm32-*-rtems*.
3966 * config/lm32/rtems.h: New file.
3968 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3971 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3973 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3975 * dwarf2out.c (output_compilation_unit_header): For
3976 -gdwarf-4 use version 4 instead of version 3.
3977 (output_line_info): For version 4 and above emit additional
3978 maximum ops per insn header field.
3979 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3981 * dwarf2out.c (is_c_family, is_java): Remove.
3982 (lower_bound_default): New function.
3983 (add_bound_info, gen_descr_array_type_die): Use it.
3985 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3988 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3989 re-declaration when it happens in a function.
3991 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3993 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3994 (cgraph_remove_function_insertion_hook): Same.
3995 (cgraph_call_function_insertion_hooks): Same.
3997 2010-04-01 Richard Guenther <rguenther@suse.de>
4000 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4001 and TREE_THIS_VOLATILE.
4002 (copy_ref_info): Likewise.
4003 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4004 * tree.c (build6_stat): Ignore side-effects of all but arg5
4005 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4008 2010-04-01 Richard Guenther <rguenther@suse.de>
4010 PR tree-optimization/43607
4011 * ipa-type-escape.c (check_call): Do not access non-existing
4014 2010-04-01 Richard Guenther <rguenther@suse.de>
4018 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4019 Jack Howarth <howarth@bromo.med.uc.edu>
4021 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4024 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4026 * doc/install.texi (Prerequisites): Document libelf usability on
4027 IRIX 5/6 and Solaris 2.
4028 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4029 Update GNU as, GNU ld requirements.
4030 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4031 Document Sun Studio compiler download.
4032 Update and simplify as, ld recommendations.
4033 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4035 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4037 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4038 with_tune_32 to pentium4.
4040 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4044 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4046 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4047 obsoletion, removal.
4049 Document GNU as requirement.
4050 Update configure requirements.
4051 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4052 Recomment IRIX 6.5.18+.
4053 Document IDF/IDL requirement.
4054 Document GNU as requirement.
4055 Document GNU ld bootstrap failure.
4056 Remove freeware.sgi.com reference.
4058 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4060 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4061 UNIX V4.0, V5.0 obsoletion, removal.
4062 Remove --with-gc=simple reference.
4063 Update VM requirements during bootstrap.
4064 Remove -oldas bootstrap description.
4065 Update binutils reference.
4066 Remove comparison failure note.
4068 2010-03-31 Richard Guenther <rguenther@suse.de>
4069 Zdenek Dvorak <ook@ucw.cz>
4070 Sebastian Pop <sebastian.pop@amd.com>
4073 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4074 with multiple arguments.
4075 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4077 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4079 * graphite-dependences.c (print_pddr): Call print_pdr with an
4081 * graphite-poly.c (debug_pdr): Add an extra argument for the
4084 (print_pbb_domain): Same.
4086 (print_scop_context): Same.
4088 (print_cloog): Same.
4089 (debug_pbb_domain): Same.
4093 (debug_scop_context): Same.
4095 (debug_cloog): Same.
4096 (print_scop_params): Same.
4097 (debug_scop_params): Same.
4098 (print_iteration_domain): Same.
4099 (print_iteration_domains): Same.
4100 (debug_iteration_domain): Same.
4101 (debug_iteration_domains): Same.
4102 (print_scattering_function): Same.
4103 (print_scattering_functions): Same.
4104 (debug_scattering_function): Same.
4105 (debug_scattering_functions): Same.
4106 * graphite-poly.h (debug_pdr): Update declaration.
4108 (print_pbb_domain): Same.
4110 (print_scop_context): Same.
4112 (print_cloog): Same.
4113 (debug_pbb_domain): Same.
4117 (debug_scop_context): Same.
4119 (debug_cloog): Same.
4120 (print_scop_params): Same.
4121 (debug_scop_params): Same.
4122 (print_iteration_domain): Same.
4123 (print_iteration_domains): Same.
4124 (debug_iteration_domain): Same.
4125 (debug_iteration_domains): Same.
4126 (print_scattering_function): Same.
4127 (print_scattering_functions): Same.
4128 (debug_scattering_function): Same.
4129 (debug_scattering_functions): Same.
4131 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4133 * graphite-poly.c (print_scattering_function_1): New.
4134 (print_scattering_function): Call it.
4135 (print_scop_params): Remove spaces at the end of lines.
4138 * graphite-poly.h (print_cloog): Declared.
4139 (debug_cloog): Declared.
4141 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4143 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4145 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4146 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4147 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4148 to switch between adding the IV bump in loop->latch or in loop->header.
4150 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4152 * graphite-poly.c (print_scattering_function): Pretty print following
4155 (print_pbb_domain): Same.
4156 (dump_gbb_cases): Same.
4157 (dump_gbb_conditions): Same.
4160 (print_scop_params): Same.
4161 (print_scop_context): Same.
4163 (print_pbb_body): New.
4164 (lst_indent_to): New.
4165 (print_lst): Start new lines with a #.
4166 * graphite-poly.h (pbb_bb): New.
4167 (pbb_index): Use pbb_bb.
4168 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4170 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4172 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4174 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4175 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4176 and 0 instead of 1 for dw_val_class_flag.
4177 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4178 dw_val_class_range_list, dw_val_class_loc_list,
4179 dw_val_class_lineptr and dw_val_class_macptr, use
4180 DW_FORM_flag_present for dw_val_class_flag and
4181 DW_FORM_exprloc for dw_val_class_loc.
4182 (output_die): For -gdwarf-4 print dw_val_class_loc
4183 size as uleb128 instead of 1 or 2 bytes and don't print
4184 anything for dw_val_class_flag.
4186 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4187 instead of cselib_lookup following by tweaking locs->setting_insn.
4190 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4191 even before returning from label, setjmp call or volatile asm
4194 2010-03-31 Richard Guenther <rguenther@suse.de>
4197 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4198 temporary data on stack.
4200 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4202 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4203 (PUSHSECTION_ASM_OP): Remove.
4204 (POPSECTION_ASM_OP): Remove.
4205 (PUSHSECTION_FORMAT): Remove.
4206 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4207 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4208 * config/sol2.c (solaris_output_init_fini): Use it.
4210 2010-03-31 Jie Zhang <jie@codesourcery.com>
4213 * opt-functions.awk (var_type_struct): Use signed char type
4214 for simple variables.
4216 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4218 * config/sol2.c: Include output.h.
4219 (solaris_assemble_visibility): New function.
4220 * config/t-sol2 (sol2.o): Add output.h dependency.
4221 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4222 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4225 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4228 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4229 V2SImode or XFmode on PRE_DEC.
4232 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4235 2010-03-31 Jie Zhang <jie@codesourcery.com>
4238 * reload.h (caller_save_initialized_p): Declare.
4239 * toplev.c (backend_init_target): Don't call
4240 init_caller_save but set caller_save_initialized_p to false.
4241 * caller-save.c (caller_save_initialized_p): Define.
4242 (init_caller_save): Check caller_save_initialized_p.
4243 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4245 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4248 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4249 and soft-fp/t-softfp to tmake_file.
4250 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4251 (LIBGCC2_TF_CEXT): Define.
4254 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4257 * cselib.c (n_useless_values): Document handling of debug locs.
4258 (n_useless_debug_values, n_debug_values): New variables.
4259 (new_elt_loc_list): Don't add to debug values, keep count.
4260 (promote_debug_loc): New.
4261 (cselib_reset_table): Zero new variables.
4262 (entry_and_rtx_equal_p): Promote debug locs.
4263 (discard_useless_locs): Increment n_useless_debug_values for
4265 (remove_useless_values): Adjust n_useless_values and n_debug_values
4266 with n_useless_debug_values.
4267 (add_mem_for_addr): Promote debug locs.
4268 (cselib_lookup_mem): Likewise.
4269 (cselib_lookup_addr): Renamed to...
4270 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4271 (cselib_log_lookup): ... this. Turn into...
4272 (cselib_lookup_addr): ... new wrapper.
4273 (cselib_lookup_from_insn): New.
4274 (cselib_invalidate_regno): Increment n_useless_debug_values for
4276 (cselib_invalidate_mem): Likewise.
4277 (cselib_process_insn): Take n_deleted and n_debug_values into
4278 account to guard remove_useless_value call.
4279 (cselib_finish): Zero n_useless_debug_values.
4280 * cselib.h (cselib_lookup_from_insn): Declare.
4281 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4282 (sched_analyze_2): Likewise.
4284 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4286 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4288 (adjust_mems): Replace narrowing SUBREG of expression containing
4289 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4290 with operations in the narrower mode.
4293 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4294 regs_invalidated_by_call instead all call_used_reg_set registers.
4296 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4299 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4300 pointer comparisons with types_compatible_p.
4301 * tree-vect-stmts.c (vectorizable_call): Same.
4302 (vectorizable_condition): Same.
4304 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4306 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4307 stack check if the mask would be zero.
4309 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4310 Jack Howarth <howarth@bromo.med.uc.edu>
4312 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4315 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4318 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4320 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4321 Include ___unordxf2 and ___unordtf2.
4322 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4325 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4327 * config/lm32/t-lm32: New file.
4328 * config.gcc: Use the above file when targetting lm32.
4330 2010-03-28 Duncan Sands <baldrick@free.fr>
4332 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4334 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4337 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4338 Improve vectorization cost model diagnostic.
4340 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4343 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4344 compute_data_dependences_for_loop returns false, early exit
4345 and output an extra diagnostic for the failed data reference
4348 2010-03-29 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/43560
4351 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4352 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4354 2010-03-29 Jie Zhang <jie@codesourcery.com>
4357 * toplev.c (process_options): Set optimization_default_node
4358 and optimization_current_node.
4359 * opts.c (decode_options): Don't set optimization_default_node
4360 and optimization_current_node.
4362 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4364 * config/rtems.h: Abandon -qrtems_debug.
4366 2010-03-28 Jan Hubicka <jh@suse.cz>
4368 PR tree-optimization/43505
4369 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4370 map should not be copied.
4372 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4375 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4376 cdtors, set DECL_PRESERVE_P.
4377 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4380 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4382 PR tree-optimization/43528
4383 * stor-layout.c (place_field): Check that constant fits into
4384 unsigned HWI when skipping calculation of MS bitfield layout.
4386 2010-03-27 Jan Hubicka <jh@suse.cz>
4389 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4390 notice_global_symbol work.
4392 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4394 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4395 instead of dwarf2out_decl.
4396 (struct var_loc_node): Remove section_label field.
4397 (dwarf2out_function_decl): New function.
4398 (dwarf2out_var_location): Don't set section_label field.
4399 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4401 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4403 PR tree-optimization/43544
4404 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4405 First argument for builtin vectorized function hook is now a
4406 tree to be able to distinguish between machine specific and
4408 * targhooks.c (default_builtin_vectorized_function): Ditto.
4409 * targhooks.h (default_builtin_vectorized_function): Ditto.
4410 * target.h (struct gcc_target): Ditto.
4411 * tree-vect-stmts.c (vectorizable_function): Ditto.
4412 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4413 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4416 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4419 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4420 nested binding iff it is a FUNCTION_DECL.
4421 (store_parm_decls_newstyle): Pass nested=true to bind for
4422 FUNCTION_DECLs amongst parameters.
4424 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4426 * var-tracking.c (vt_expand_loc_callback): Don't run
4427 cselib_expand_value_rtx_cb in dummy mode if
4428 cselib_dummy_expand_value_rtx_cb returned false.
4430 * var-tracking.c (emit_note_insn_var_location): For one part
4431 notes with offset 0, don't add EXPR_LIST around the location.
4432 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4433 add_location_or_const_value_attribute): Adjust for that change.
4436 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4437 into first operand and location into second.
4438 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4439 dw_cfi_oprnd_loc for DW_CFA_expression.
4440 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4441 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4442 assume first argument is regnum and second argument is location.
4444 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4447 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4448 of scratch register to DImode. Split to DImode comparison operator.
4449 Use SImode subreg of scratch register in the multiplication.
4450 (*cmp_sadd_sidi): Ditto.
4451 (*cmp_ssub_si): Ditto.
4452 (*cmp_ssub_sidi): Ditto.
4454 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4458 Remove invalid assert and wrong comment.
4460 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4463 * flags.h (final_insns_dump_p): New extern.
4464 * final.c (final_insns_dump_p): New variable.
4465 (rest_of_clean_state): Set it before -fdump-final-insns=
4466 dumping, clear afterwards.
4467 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4468 MEM_ALIAS_SET on MEMs.
4470 2010-03-26 David S. Miller <davem@davemloft.net>
4472 * configure.ac: Fix sparc GOTDATA_OP bug check.
4473 * configure: Rebuild.
4475 2010-03-26 Alan Modra <amodra@gmail.com>
4477 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4479 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4481 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4482 TLS_SECTION_ASM_FLAG.
4484 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4487 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4488 Clear first_function_block_is_cold.
4491 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4492 argument if the argument is truth_value_p.
4494 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4496 * config/rs6000/constraints.md: Update copyright year for my changes.
4499 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4500 used in reg+reg addressing, swap registers.
4502 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4505 * target.h (struct gcc_target): Add code_end hook.
4506 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4508 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4509 * toplev.c (compile_file): Call targetm.asm_out.code_end
4510 hook before unwind info/debug info output.
4511 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4512 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4513 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4514 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4515 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4516 * config/i386/i386.c (ix86_file_end): Renamed to...
4517 (ix86_code_end): ... this. Make static. Don't call
4518 file_end_indicate_exec_stack. Emit unwind info using
4519 final_start_function/final_end_function.
4520 (darwin_x86_file_end): Remove.
4521 (TARGET_ASM_CODE_END): Define.
4522 * config/i386/i386.h (TARGET_ASM_FILE_END,
4523 NEED_INDICATE_EXEC_STACK): Don't define.
4524 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4525 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4526 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4527 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4530 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4531 at the beginning and final_end_function at the end.
4532 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4534 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4536 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4537 and Sun as TLS syntax.
4538 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4539 * configure: Regenerate.
4540 * config.in: Regenerate.
4541 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4542 (default_elf_asm_named_section): Use it.
4543 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4544 (i386_output_dwarf_dtprel): Likewise.
4545 (output_addr_const_extra): Likewise.
4546 (output_pic_addr_const): Lowercase @GOTTPOFF.
4547 (output_addr_const_extra): Likewise.
4548 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4549 (output_addr_const_extra): Likewise.
4550 (output_pic_addr_const): Lowercase @INDNTPOFF.
4551 (output_addr_const_extra): Likewise.
4552 (output_pic_addr_const): Lowercase @NTPOFF.
4553 (output_addr_const_extra): Likewise.
4554 (output_pic_addr_const): Lowercase @TPOFF.
4555 (output_addr_const_extra): Likewise.
4556 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4557 (*tls_global_dynamic_64): Likewise.
4558 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4559 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4561 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4562 (ASM_OUTPUT_TLS_COMMON): Use it.
4563 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4566 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4567 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4568 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4569 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4570 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4571 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4573 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4575 * config/i386/i386.c (override_options): Don't accept
4576 -mtls-dialect=sun any longer.
4577 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4578 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4579 (*tls_local_dynamic_base_32_sun): Likewise.
4580 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4582 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4585 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4586 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4589 * ira.c (adjust_cleared_regs): New function.
4590 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4594 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4596 * expr.c (expand_expr_real): Restore previous
4597 curr_insn_source_location and curr_insn_block after
4598 expand_expr_real_1 call.
4599 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4600 instead of expand_expr_real_1.
4602 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4604 PR rtl-optimization/43413
4605 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4608 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4611 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4612 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4614 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4616 * config/i386/i386.c (ix86_target_string): Add -mfma.
4617 Fix a typo in comment.
4619 2010-03-22 Mike Stump <mikestump@comcast.net>
4622 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4623 Don't overly align based upon packed packed fields.
4625 2010-03-22 Jason Merrill <jason@redhat.com>
4627 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4628 Use () rather than [], and move before the element type.
4630 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4632 * doc/configfiles.texi (Configuration Files): Removed
4633 fixinc/Makefile*, intl/Makefile.*.
4634 * doc/makefile.texi: Fixed markup. Abstract from version
4635 control system used.
4636 (Makefile): Removed obsolete gcc/java/parse.y example.
4637 * doc/sourcebuild.texi: Likewise.
4638 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4639 libgomp, libssp. Removed fastjar.
4640 (Miscellaneous Docs): Clarify location.
4641 Added COPYING3, COPYING3.LIB.
4642 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4644 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4647 * config/i386/i386.c (x86_function_profiler)
4648 [!NO_PROFILE_COUNTERS]: Fix typo.
4649 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4652 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4653 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4655 * doc/sourcebuild.texi (Test Directives): Split into six
4656 subsections, with most of the current text in new subsections
4657 Directives, Selectors, and Final Actions.
4658 (Directives): Split list of test directives into multiple
4660 (Selectors): Describe use and syntax of selectors.
4661 (Effective-Target Keywords): Describe all existing keywords.
4662 (Add Options): Describe features for dg-add-options.
4663 (Require Support): Describe variants of dg-require-support.
4664 (Final Actions): Describe commands to use in dg-final.
4666 2010-03-22 Michael Matz <matz@suse.de>
4669 * recog.c (validate_replace_rtx_group): Replace also in
4670 REG_EQUAL and REG_EQUIV notes.
4672 2010-03-22 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/43390
4675 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4676 sure vector extracts are type correct.
4678 2010-03-22 Richard Guenther <rguenther@suse.de>
4681 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4682 x * sqrt (x) even when optimizing for size if the target
4683 has native support for sqrt.
4685 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4687 * varasm.c (make_decl_rtl_for_debug): Also clear
4688 flag_mudflap for the duration of make_decl_rtl call.
4691 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4692 locs from preserved VALUEs.
4694 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4697 * pa.md (movmemsi): Set align to one if zero.
4698 (movmemdi): Likewise.
4700 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4703 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4704 with their corresponding prologue pushes.
4706 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4709 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4710 at the begining or end.
4711 (spu_expand_epilogue): Likewise.
4713 2010-03-20 Richard Guenther <rguenther@suse.de>
4715 PR rtl-optimization/43438
4716 * combine.c (make_extraction): Properly zero-/sign-extend an
4717 extraction of the low part of a CONST_INT. Also handle
4720 2010-03-19 Mike Stump <mikestump@comcast.net>
4722 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4723 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4724 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4726 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4729 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4732 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4734 PR rtl-optimization/42258
4735 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4736 use that may match DEF.
4739 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4740 the cost of loading the constant rather than assuming
4742 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4743 outer code is AND, do the same tests as the andsi3 expander and
4744 return COSTS_N_INSNS (1) if and is cheap.
4746 * optabs.c (avoid_expensive_constant): Fix formatting.
4748 2010-03-19 Michael Matz <matz@suse.de>
4751 * attribs.c (decl_attributes): When rebuilding a function pointer
4752 type use the same qualifiers as the original pointer type.
4754 2010-03-19 Martin Jambor <mjambor@suse.cz>
4756 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4757 and is_gimple_ip_invariant_address.
4759 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4762 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4764 * config/arm/arm.c (arm_override_options): Turn off
4765 flag_dwarf2_cfi_asm for AAPCS variants.
4767 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4770 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4771 Use PRE_MODIFY instead of PRE_DEC.
4772 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4773 (vfp_emit_fstmd): Likewise.
4775 2010-03-19 Michael Matz <matz@suse.de>
4778 * builtins.c (expand_builtin_interclass_mathfn,
4779 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4782 2010-03-19 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/43415
4785 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4786 (phi_translate_1): ... this.
4787 (phi_translate): Move all caching here. Cache all NARY
4788 and REFERENCE translations.
4790 2010-03-19 David S. Miller <davem@davemloft.net>
4792 With help from Eric Botcazou.
4793 * config/sparc/sparc.c: Include dwarf2out.h.
4794 (emit_pic_helper): Delete.
4795 (pic_helper_symbol_name): Delete.
4796 (pic_helper_emitted_p): Delete.
4797 (pic_helper_needed): New.
4798 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4799 (get_pc_thunk_name): New.
4800 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4801 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4802 Set pic_helper_needed to true. Don't call emit_pic_helper.
4803 (sparc_expand_prologue): Update load_pic_register call.
4804 (sparc_output_mi_thunk): Likewise.
4805 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4806 thunk if possible. Output CFI information as needed.
4808 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4809 Jack Howarth <howarth@bromo.med.uc.edu>
4812 * config/i386/i386.h: Fix ABI on darwin x86-32.
4814 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4816 * tree.h: Declare make_decl_rtl_for_debug.
4817 * varasm.c (make_decl_rtl_for_debug): New.
4818 * dwarf2out.c (rtl_for_decl_location): Call it.
4819 * cfgexpand.c (expand_debug_expr): Call it.
4821 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4824 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4828 * var-tracking.c (vt_init_cfa_base): Do nothing if
4829 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4831 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4834 * var-tracking.c (canonicalize_vars_star): New.
4835 (dataflow_post_merge_adjust): Use it.
4837 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4840 * var-tracking.c (non_suitable_const): New function.
4841 (add_uses): For DEBUG_INSNs with constants, don't record any
4842 value, instead just the constant value itself.
4843 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4844 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4845 (emit_notes_in_bb): Likewise.
4846 (emit_note_insn_var_location): For onepart variables if
4847 cur_loc is a VOIDmode constant, use DECL_MODE.
4849 2010-03-18 Martin Jambor <mjambor@suse.cz>
4852 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4853 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4854 all non-clones. Moved call redirection...
4855 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4856 (cgraph_materialize_all_clones): Dispose of all
4857 combined_args_to_skip bitmaps.
4858 (verify_cgraph_node): Do not check for edges pointing to wrong
4859 nodes in inline clones.
4860 * tree-inline.c (copy_bb): Call
4861 cgraph_redirect_edge_call_stmt_to_callee.
4862 * ipa.c (cgraph_remove_unreachable_nodes): Call
4863 cgraph_node_remove_callees even when there are used clones.
4865 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4867 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4869 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4872 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4875 2010-03-18 Michael Matz <matz@suse.de>
4878 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4879 into sqrt(x) if we need to preserve signed zeros.
4881 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4882 Eric Botcazou <ebotcazou@adacore.com>
4884 PR rtl-optimization/43360
4885 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4886 note if we don't know its invariant status.
4888 2010-03-18 Michael Matz <matz@suse.de>
4890 PR tree-optimization/43402
4891 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4892 PHI chains of ssa names registered for update.
4894 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4897 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4898 non-offsettable and pre_modify update addressing.
4899 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4900 and "2" alternatives "#".
4901 (*movdd_softfloat32): Make all alternatives "#";
4902 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4903 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4904 (*movdf_softfloat32): Make all alternatives "#";
4905 (movdi): Use the new DIFD mode iterator to create a common splitter
4906 for movdi, movdf and movdd patterns.
4908 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4910 * common.opt (dumpdir): Remove redundant tab.
4912 2010-03-17 Martin Jambor <mjambor@suse.cz>
4914 PR tree-optimization/43347
4915 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4916 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4918 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4920 PR rtl-optimization/42216
4921 * regrename.c (create_new_chain): New function, broken out from...
4922 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4923 appending a use to an empty chain.
4924 (build_def_use): Remove previous changes that convert OP_INOUT to
4925 OP_OUT operands; instead detect the case where an OP_INOUT operand
4926 uses a previously untracked register and create an empty chain for it.
4928 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4930 * doc/extend.texi (Function Attributes): Rewrite unfinished
4931 sentence in ms_abi documentation.
4933 2010-03-17 Alan Modra <amodra@gmail.com>
4935 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4936 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4937 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4938 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4940 2010-03-16 Richard Henderson <rth@redhat.com>
4943 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4944 (lower_try_finally): Save and restore eh_seq around the expansion
4947 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4949 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4950 statements before splitting block.
4952 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4954 * doc/sourcebuild.texi (Testsuites): Fix markup.
4955 Use pathnames relative to gcc/testsuite.
4956 (Test Directives): Move description of how timeout is determined.
4957 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4958 (C Tests): Correct gcc.misc-tests directory.
4959 Framework tests now live in gcc.test-framework.
4961 2010-03-16 Richard Guenther <rguenther@suse.de>
4964 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4965 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4967 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4968 Alexandre Oliva <aoliva@redhat.com>
4970 PR tree-optimization/42917
4971 * lambda-code.c (remove_iv): Skip debug statements.
4972 (lambda_loopnest_to_gcc_loopnest): Likewise.
4973 (not_interesting_stmt): Debug statements are not interesting.
4975 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4979 * cselib.c (cselib_preserve_constants,
4980 cfa_base_preserved_val): New static variables.
4981 (preserve_only_constants): New function.
4982 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4983 clear its REG_VALUES. If cselib_preserve_constants, don't
4984 empty the whole hash table, but preserve there VALUEs with constants,
4985 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4986 (cselib_preserve_cfa_base_value): New function.
4987 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4988 (cselib_init): Change argument to int bitfield. Set
4989 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4991 (cselib_finish): Clear cselib_preserve_constants and
4992 cfa_base_preserved_val.
4993 * cselib.h (enum cselib_record_what): New enum.
4994 (cselib_init): Change argument to int.
4995 (cselib_preserve_cfa_base_value): New prototype.
4996 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4997 * dse.c (dse_step1): Likewise.
4998 * cfgcleanup.c (thread_jump): Likewise.
4999 * sched-deps.c (sched_analyze): Likewise.
5000 * gcse.c (local_cprop_pass): Likewise.
5001 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5002 If FN is non-NULL, call the callback always and whenever it returns
5003 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5004 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5005 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5006 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5007 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5008 * var-tracking.c: Include recog.h.
5009 (bb_stack_adjust_offset): Remove.
5010 (vt_stack_adjustments): Don't call it, instead just gather the
5011 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5012 (adjust_stack_reference): Remove.
5013 (compute_cfa_pointer): New function.
5014 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5015 (struct adjust_mem_data): New type.
5016 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5018 (get_address_mode): New function.
5019 (replace_expr_with_values): Use it.
5020 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5021 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5022 (adjust_sets): Remove.
5023 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5024 Use get_address_mode.
5025 (get_adjusted_src): Remove.
5026 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5027 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5028 (add_with_sets): Don't call adjust_sets.
5029 (fp_setter, vt_init_cfa_base): New functions.
5030 (vt_initialize): Change return type to bool. Move most of pool etc.
5031 initialization to the beginning of the function from end. Pass
5032 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5033 If !frame_pointer_needed, call vt_stack_adjustment before mos
5034 vector is filled, call vt_init_cfa_base if argp/framep has been
5035 eliminated to sp. If frame_pointer_needed and argp/framep has
5036 been eliminated to hard frame pointer, set
5037 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5038 encountering fp setter in the prologue. For MO_ADJUST, call
5039 log_op_type before pusing the op into mos vector, not afterwards.
5040 Call adjust_insn before cselib_process_insn/add_with_sets,
5041 call cancel_changes (0) afterwards.
5042 (variable_tracking_main_1): Adjust for vt_initialize calling
5043 vt_stack_adjustments and returning whether it succeeded or not.
5045 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5047 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5050 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5052 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5054 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5055 drap_reg has not been set.
5057 2010-03-15 Michael Matz <matz@suse.de>
5060 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5061 use it to expand block copies.
5062 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5063 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5064 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5066 2010-03-15 Richard Guenther <rguenther@suse.de>
5068 PR tree-optimization/43367
5069 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5072 2010-03-15 Richard Guenther <rguenther@suse.de>
5074 PR tree-optimization/43317
5075 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5077 2010-03-15 Martin Jambor <mjambor@suse.cz>
5079 PR tree-optimization/43141
5080 * tree-sra.c (create_abstract_origin): New function.
5081 (modify_function): Call create_abstract_origin.
5083 2010-03-15 Chris Demetriou <cgd@google.com>
5085 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5088 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5091 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5092 call insert_out_of_ssa_copy for default definitions.
5094 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5096 * graphite-clast-to-gimple.c (my_long_long): Defined.
5097 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5098 * graphite-sese-to-poly.c (my_long_long): Defined.
5099 (scop_ivs_can_be_represented): Use it.
5101 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5103 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5104 graphite-max-bbs-per-function, and loop-block-tile-size.
5105 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5107 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5109 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5111 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5112 forward declaration.
5113 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5114 (add_upper_bounds_from_estimated_nit): New.
5115 (build_loop_iteration_domains): Use it.
5117 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5119 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5121 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5124 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5125 should be an INTEGER_CST. Also handle CASE_CONVERT.
5127 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5129 * graphite.c (graphite_initialize): To bound the number of bbs per
5130 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5131 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5132 * doc/invoke.texi: Document it.
5134 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5136 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5137 * graphite-sese-to-poly.h (build_poly_scop): Same.
5139 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5141 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5142 the number of parameters in the scop. Use as an upper bound
5143 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5144 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5145 * doc/invoke.texi: Document it.
5147 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5149 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5150 * doc/c-tree.texi: Remove.
5151 * doc/generic.texi: Merge c-tree.texi here.
5152 * doc/gccint.texi (Trees): Remove menu entry.
5153 (c-tree.texi): Remove @include.
5154 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5155 * doc/languages.texi (Reading RTL): Ditto.
5157 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5160 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5162 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5165 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5166 code added to work around reload clobbering CONST insns.
5168 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5170 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5171 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5172 (cselib_preserve_only_values): Remove retain argument, don't
5173 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5174 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5175 * var-tracking.c (micro_operation): Move insn field before union.
5176 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5177 (struct variable_tracking_info_def): Remove n_mos field, change
5178 mos into a vector of micro_operations.
5179 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5180 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5181 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5182 changing into a vector.
5183 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5184 come before all other uops generated by add_stores.
5185 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5187 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5188 a vector. Run just one pass over the bbs instead of separate counting
5189 and computation phase.
5190 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5193 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5194 into *nonlocalized_list vector.
5195 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5196 even if origin is non-NULL.
5197 (gen_variable_die): Likewise.
5198 (process_scope_var): Don't change origin.
5199 (gen_decl_die): Likewise.
5200 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5201 before adding new edges instead of after it, fix moving over
5204 2010-03-11 David S. Miller <davem@davemloft.net>
5206 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5208 * configure: Rebuild.
5210 2010-03-11 Martin Jambor <mjambor@suse.cz>
5212 PR tree-optimization/43257
5213 * tree.c (assign_assembler_name_if_neeeded): New function.
5214 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5216 * tree.h (assign_assembler_name_if_neeeded): Declare.
5217 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5218 the function if needed.
5220 2010-03-11 Chris Demetriou <cgd@google.com>
5222 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5223 include/stdint-gcc.h, and include/stdint.h world-readable.
5225 2010-03-11 Richard Guenther <rguenther@suse.de>
5227 PR tree-optimization/43255
5228 * tree-vrp.c (process_assert_insertions_for): Do not insert
5229 asserts for trivial conditions.
5231 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5233 PR tree-optimization/43280
5234 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5235 generation. Move calculation of size out of the if branch.
5236 (find_bswap): Modify compare number generation.
5238 2010-03-11 Richard Guenther <rguenther@suse.de>
5241 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5242 (input_gimple_stmt): Fixup handled component types during
5243 operand read. Also fix up decls in ADDR_EXPRs.
5245 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5247 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5248 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5250 2010-03-10 Jan Hubicka <jh@suse.cz>
5253 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5254 * varasm.c (get_variable_section): Don't do that here...
5255 (make_decl_rtl): ... and here.
5256 (do_assemble_alias): Produce decl RTL.
5257 (assemble_alias): Likewise.
5259 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5262 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5263 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5265 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5266 (based_loc_descr): Only express drap or vdrap regno based expressions
5267 using DW_OP_fbreg when not optimizing.
5268 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5269 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5270 REG_CFA_SET_VDRAP note.
5272 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5274 PR tree-optimization/43236
5275 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5276 error in calculation of base address in reverse iteration case.
5277 (generate_builtin): Take number of latch executions if the statement
5280 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5283 * tree-eh.c: Include pointer-set.h.
5284 (lower_eh_dispatch): Filter out duplicate case labels and
5285 remove the unneeded edge when the label is unused. Return
5286 true when some edges are removed.
5287 (execute_lower_eh_dispatch): When any lowering resulted in
5288 removing an edge, also delete unreachable blocks.
5290 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5293 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5294 UNSPEC_MACHOPIC_OFFSET.
5296 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5299 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5300 (m68k_delegitimize_address): New function.
5302 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5305 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5308 * var-tracking.c (adjust_sets): New function.
5309 (count_with_sets, add_with_sets): Use it.
5310 (get_adjusted_src): New inline function.
5311 (add_stores): Use it.
5314 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5315 call cselib_dummy_expand_value_rtx_cb instead of
5316 cselib_expand_value_rtx_cb.
5319 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5320 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5321 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5322 and .cfi_endproc around the pic thunks.
5323 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5324 all queued unwind info register saves are saved before the call.
5325 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5326 considered as sp-=4 for unwind info and the pop as sp+=4 which
5327 also clobbers dest, but doesn't actually restore it.
5330 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5331 RTX_FRAME_RELATED_P.
5333 2010-03-09 Jie Zhang <jie@codesourcery.com>
5335 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5336 whitespaces in output template.
5338 2010-03-09 Jie Zhang <jie@codesourcery.com>
5340 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5343 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5345 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5346 builtins.exp in a separate job.
5348 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5350 * graphite-sese-to-poly.c (add_param_constraints): Use
5351 lower_bound_in_type and upper_bound_in_type.
5353 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5355 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5356 instead of unsigned_type_node.
5358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5359 Reza Yazdani <reza.yazdani@amd.com>
5362 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5363 on pointer type parameters.
5365 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5369 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5370 handle conversions from pointer to integers.
5371 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5372 induction variable, to be able to work with code generated by CLooG.
5373 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5374 (build_poly_scop): Bail out if we cannot codegen a loop.
5376 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5378 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5379 code generation with gloog_error.
5381 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5383 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5384 Call fold_convert on all the returned values.
5385 (expand_scalar_variables_expr): Pass to
5386 expand_scalar_variables_ssa_name the type of the resulting expression.
5388 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5391 ppl_min_for_le_pointset.
5392 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5393 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5395 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5397 * graphite-dependences.c (map_into_dep_poly): Removed.
5398 (dependence_polyhedron_1): Use combine_context_id_scat.
5400 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5402 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5403 (struct poly_bb): Same.
5404 (combine_context_id_scat): New.
5406 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5409 * sese.c (name_defined_in_loop_p): Return false for default
5412 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5414 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5415 and clean up the logic.
5417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5419 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5422 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5424 * var-tracking.c (remove_cselib_value_chains): Define only for
5426 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5427 delete_slot_part, emit_notes_for_differences_1): Don't call
5428 remove_cselib_value_chains here.
5429 (set_slot_part, emit_notes_for_differences_2): Don't call
5430 add_cselib_value_chains here.
5431 (preserved_values): New vector.
5432 (preserve_value): New function.
5433 (add_uses, add_stores, vt_add_function_parameters): Use it
5434 instead of cselib_preserve_value.
5435 (changed_values_stack): New vector.
5436 (check_changed_vars_0): New function.
5437 (check_changed_vars_1, check_changed_vars_2): Use it.
5438 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5439 changed_values_stack VALUEs.
5440 (vt_emit_notes): For all preserved_values call
5441 add_cselib_value_chains. If ENABLE_CHECKING call
5442 remove_cselib_value_chains before verifying value_chains is empty.
5443 Initialize and free changed_values_stack.
5444 (vt_initialize): Initialize preserved_values.
5445 (vt_finalize): Free preserved_values.
5447 2010-03-08 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/43269
5450 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5453 2010-03-08 Martin Jambor <mjambor@suse.cz>
5455 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5456 (ipa_is_param_called): Removed.
5457 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5458 (ipa_print_node_params): Do not print the called flag.
5459 (ipa_write_node_info): Do not stream the called flag.
5460 (ipa_read_node_info): Likewise.
5462 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5465 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5466 * cselib.c (struct expand_value_data): Add dummy field.
5467 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5469 (cselib_dummy_expand_value_rtx_cb): New function.
5470 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5472 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5473 * var-tracking.c: Include pointer-set.h.
5474 (variable): Change n_var_parts to char from int. Add
5475 cur_loc_changed and in_changed_variables fields.
5476 (variable_canonicalize): Remove.
5477 (shared_var_p): New inline function.
5478 (unshare_variable): Maintain cur_loc_changed and
5479 in_changed_variables fields. If var was in changed_variables,
5480 replace it there with new_var. Just copy cur_loc instead of
5481 resetting it to something else.
5482 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5483 (dataflow_set_union): Don't call variable_canonicalize.
5484 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5485 of their DEBUG_EXPR_TREE_DECLs.
5486 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5487 and in_changed_variables and cur_loc_changed is false.
5488 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5489 and cur_loc_changed. Don't update cur_loc here.
5490 (variable_merge_over_src): Don't call variable_canonicalize.
5491 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5492 removing loc that is equal to cur_loc, clear cur_loc,
5493 set cur_loc_changed and ensure variable_was_changed is called.
5494 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5495 compare pointers in cur_loc check, if it is equal to loc,
5496 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5497 (variable_different_p): Remove compare_current_location argument,
5498 don't compare cur_loc.
5499 (dataflow_set_different_1): Adjust variable_different_p caller.
5500 (variable_was_changed): If dv had some var in changed_variables
5501 already, reset in_changed_variables flag for it and propagate
5502 cur_loc_changed over to the new variable. On empty var
5503 always set cur_loc_changed. Set in_changed_variables on whatever
5504 var is added to changed_variables.
5505 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5506 Use shared_var_p. When removing loc that is equal to cur_loc,
5507 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5508 end, don't set it to something else, just call variable_was_changed.
5509 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5510 loc being removed, clear cur_loc and set cur_loc_changed.
5511 Set cur_loc_changed if all locations have been removed.
5512 (struct expand_loc_callback_data): New type.
5513 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5514 allocated. Always create SUBREGs if simplify_subreg failed.
5515 Prefer to use cur_loc, when that fails and still in
5516 changed_variables (and seen first time) recompute it. Set
5517 cur_loc_changed of variables which had to change cur_loc and
5518 compute elcd->cur_loc_changed if any of the subexpressions used
5519 had to change cur_loc.
5520 (vt_expand_loc): Adjust to pass arguments in
5521 expand_loc_callback_data structure.
5522 (vt_expand_loc_dummy): New function.
5523 (emitted_notes): New variable.
5524 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5525 that weren't used for any other decl in current
5526 emit_notes_for_changes call call vt_expand_loc_dummy to update
5527 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5528 first loc_chain location if NULL before. Always use just
5529 cur_loc instead of first loc_chain location. When cur_loc_changed
5530 is false, when not --enable-checking=rtl just don't emit any note.
5531 When rtl checking, compute the note and assert it is the same
5532 as previous note. Clear cur_loc_changed and in_changed_variables
5533 at the end before removing from changed_variables.
5534 (check_changed_vars_3): New function.
5535 (emit_notes_for_changes): Traverse changed_vars to call
5536 check_changed_vars_3 on each changed var.
5537 (emit_notes_for_differences_1): Clear cur_loc_changed and
5538 in_changed_variables. Recompute cur_loc of new_var.
5539 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5540 (vt_emit_notes): Initialize and destroy emitted_notes.
5542 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5544 PR rtl-optimization/42220
5545 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5546 Use verify_reg_tracked to determine if we should use OP_OUT rather
5548 (build_def_use): If we see an in-out operand for a register that we
5549 know nothing about, treat is an output if possible, fail the block if
5552 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5555 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5558 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5561 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5562 uses of relevant DEFs that are dead outside the loop too.
5564 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5566 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5568 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5570 * var-tracking.c (values_to_unmark): New variable.
5571 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5572 values_to_unmark vector. Moved body to...
5573 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5574 instead queue it into values_to_unmark vector.
5575 (vt_find_locations): Free values_to_unmark vector.
5577 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5579 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5580 (site.exp): Export them when plugins are enabled.
5582 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5585 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5587 (chrec_fold_multiply): Same.
5589 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5592 * c-decl.c (build_compound_literal): Return early if init is
5595 2010-03-04 Martin Jambor <mjambor@suse.cz>
5597 PR tree-optimization/43164
5598 PR tree-optimization/43191
5599 * tree-sra.c (type_consists_of_records_p): Reject records with
5600 zero-size bit-fields at the end.
5602 2010-03-04 Mike Stump <mikestump@comcast.net>
5604 * Makefile.in (TAGS): Remove *.y.
5606 2010-03-04 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/40761
5609 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5611 (my_rev_post_order_compute): New function.
5612 (init_pre): Call it.
5614 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5617 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5618 decrease the cost of an IV candidate when the cost is infinite.
5620 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5622 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5623 Use '3DNow!' for the extension of that name, ensure normal space
5625 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5627 2010-03-03 Jeff Law <law@redhat.com>
5629 * PR middle-end/32693
5630 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5631 than gen_rtx_SUBREG.
5632 (extract_bit_field_1): Likewise.
5634 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5636 * doc/sourcebuild.texi (Test directives): Document that arguments
5637 include-opts and exclude-opts are now optional for dg-skip-if,
5638 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5640 2010-03-03 Jason Merrill <jason@redhat.com>
5643 * cgraph.h (varpool_node): Add extra_name field.
5644 * varpool.c (varpool_extra_name_alias): New.
5645 (varpool_assemble_decl): Emit extra name aliases.
5646 (varpool_mark_needed_node): Look past an extra name alias.
5647 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5648 * lto-streamer-in.c (lto_input_tree): Read it.
5649 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5651 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5653 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5654 (sparc*-*-solaris2*): ...this.
5656 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5659 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5660 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5661 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5662 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5665 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5666 fallthrough to default handling, just with want_address 0 instead of 2.
5667 For single element lists, add_AT_loc directly, otherwise create an
5668 artificial variable DIE and stick location list to it.
5671 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5672 (VAL_EXPR_HAS_REVERSE): Define.
5673 (reverse_op): New function.
5674 (add_stores): For reversible operations add an extra MO_VAL_USE.
5676 2010-03-02 Jason Merrill <jason@redhat.com>
5678 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5680 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5682 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5683 (sparc64-*-linux*): Likewise.
5684 (sparc64-*-solaris2*): Include assembler files before linker ones.
5685 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5686 * config/sparc/gas.h: Delete.
5687 * config/sparc/sol2-64.h: Add copyright notice.
5688 * config/sparc/sol2-gas-bi.h: Likewise.
5689 * config/sparc/sol2-gld.h: Likewise.
5690 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5691 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5692 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5693 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5694 (sparc_elf_asm_named_section): Rename into...
5695 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5697 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5699 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5701 2010-03-02 Jeff Law <law@redhat.com>
5704 * reload1.c (rtx_p, substitute_stack): Declare.
5705 (substitute): Record addresses of changed rtxs.
5706 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5707 Restore the original rtx when complete.
5708 (reload): Free subsitute_stack when complete.
5710 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5712 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5713 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5715 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5716 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5717 Torture Tests): Change from subsection to section.
5719 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5720 Steven Bosscher <steven@gcc.gnu.org>
5722 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5725 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5728 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5729 the assignment from the new induction variable to the assignment
5730 of the value from the original loop PHI function.
5732 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5733 Daniel Jacobowitz <dan@codesourcery.com>
5735 * doc/sourcebuild.texi (Test directives): Clarify options to
5738 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5740 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5741 Disable cfi directives unless GCC and gas agree on using read-only
5742 .eh_frame sections for 64-bit.
5743 * configure: Regenerate.
5745 2010-03-01 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/43220
5748 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5749 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5751 2010-03-01 Richard Guenther <rguenther@suse.de>
5752 Martin Jambor <mjambor@suse.cz>
5755 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5756 gimplified parameters.
5758 2010-03-01 Christian Bruel <christian.bruel@st.com>
5760 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5762 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5764 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5766 2010-03-01 Richard Guenther <rguenther@suse.de>
5769 * expr.c (expand_assignment): Use the alias-oracle to tell
5770 if the rhs aliases the result decl.
5772 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5775 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5776 to sol_gt_pch_get_address.
5777 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5778 64-bit, SPARC and x86.
5779 (sol_gt_pch_get_address): New function.
5781 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5783 * toplev.h (inform_n, error_n): Declare.
5784 * diagnostic.c (inform_n, error_n): New function.
5786 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5788 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5789 has no rtl yet when processing local_decls, queue it and recheck
5790 if deferred stack allocation hasn't assigned it rtl.
5792 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5794 * config/sh/sh.c (unspec_bbr_uid): New.
5795 (gen_block_redirect): Use it instead of INSN_UID.
5796 (gen_far_branch): Likewise.
5798 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5800 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5801 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5803 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5805 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5806 (Warning Options): -Wno-conversion-null is valid for
5807 Objective-C++ as well.
5808 * doc/tm.texi (Named Address Spaces): Likewise.
5809 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5810 * doc/tree-ssa.texi (Tree SSA): Likewise.
5812 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5815 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5816 by default. Don't set the default arch for
5817 i[34567]86-*-darwin*|x86_64-*-darwin*.
5819 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5822 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5823 default. Set the default 32bit/64bit archs with $with_arch
5824 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5826 2010-02-27 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/43186
5829 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5830 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5831 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5832 unroller iterations.
5834 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5836 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5837 required and i[34567]86-*-* targets don't support 64bit ISA.
5839 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5842 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5845 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5847 * config.gcc: Set the default arch at least to Prescott for
5848 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5849 if SSE math is enabled.
5851 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5853 * diagnostic.c (diagnostic_initialize): Update.
5854 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5856 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5857 (diagnostic_inhibit_notes): New.
5858 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5860 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5863 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5864 * doc/standards.texi: Likewise.
5865 * doc/extend.texi: Likewise.
5866 * doc/trouble.texi: Likewise.
5867 * doc/cppopts.texi: Likewise.
5868 * doc/install.texi: Likewise.
5869 * c.opt (std=c90,std=gnu90): New options.
5870 * c-opts.c (c_common_handle_option): Handle them.
5872 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5875 * c-decl.c (undeclared_variable): Use an informative note.
5877 2010-02-26 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/43186
5880 * gimple.h (gimple_fold): Remove.
5881 * gimple.c (gimple_fold): Remove. Inline into single user ...
5882 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5883 Try harder for conditions.
5885 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5888 * function.c (used_types_insert): Don't skip through named pointer
5889 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5890 and it is different from the main variant's type.
5892 2010-02-26 Nick Clifton <nickc@redhat.com>
5894 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5896 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5898 * config.gcc: Support --with-fpmath=sse for x86.
5900 * config/i386/ssemath.h: New.
5902 * doc/install.texi (--with-fpmath=sse): Documented.
5904 2010-02-26 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/43188
5907 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5908 vector types of over-aligned element type.
5910 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5914 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5916 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5918 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5920 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5922 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5923 * var-tracking.c: Include diagnostic.h.
5924 (debug_dv): New function.
5925 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5928 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5929 (add_value_chain, add_value_chains, remove_value_chain,
5930 remove_value_chains): Handle DEBUG_EXPRs.
5931 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5934 * regcprop.c (struct queued_debug_insn_change): New type.
5935 (struct value_data_entry): Add debug_insn_changes field.
5936 (struct value_data): Add n_debug_insn_changes field.
5937 (debug_insn_changes_pool): New variable.
5938 (free_debug_insn_changes, apply_debug_insn_changes,
5939 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5940 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5941 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5943 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5945 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5946 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5947 changes, call cprop_find_used_regs via note_stores.
5948 (copyprop_hardreg_forward): When copying vd from predecessor
5949 which has any queued DEBUG_INSN changes, make sure the pointers are
5950 cleared. At the end call df_analyze and then if there are any
5951 DEBUG_INSN changes queued at the end of some basic block for still
5952 live registers, apply them.
5953 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5955 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5957 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5960 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5962 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5963 targets. Set the default with_cpu/with_arch from arch/cpu.
5964 Allow x86-64 and native for with_cpu/with_arch.
5966 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5968 * ebitmap.c: Change calls to verify_popcount with calls to
5969 sbitmap_verify_popcount.
5970 (ebitmap_clear_bit): Fixed map->cacheindex test and
5971 map>cache update when bit clearing results in an empty
5974 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5977 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5978 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5979 and support both V2DF and V2DI modes.
5980 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5981 support both V2DF and V2DI modes.
5982 (general): Delete trailing whitespace from a few patterns.
5984 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5985 V2DF/V2DI interleave high/low builtins.
5987 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5990 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5991 interleave high/low functions.
5993 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5995 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5996 #pragma extern_prefix.
5998 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6001 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6002 BLKmode, assert op0 is a MEM and just adjust its mode.
6005 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6006 if bitpos isn't multiple of mode's bitsize.
6008 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6010 * c.opt (-ftemplate-depth=): New.
6011 (-ftemplate-depth-): Deprecate.
6012 * optc-gen.awk: Handle -ftemplate-depth=.
6013 * opth-gen.awk: Likewise.
6014 * c-opts.c (c_common_handle_option): Likewise.
6015 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6017 2010-02-24 Jason Merrill <jason@redhat.com>
6019 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6021 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6023 * cfg.c (alloc_aux_for_block): Remove inline.
6024 (alloc_aux_for_edge): Likewise.
6026 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6028 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6030 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6032 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6033 * config/i386/sol2-gas.h: New file.
6034 * config.gcc (i[34567]86-*-solaris2*): Use it.
6036 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6039 * c-typeck.c (ep_convert_and_check): New.
6040 (build_conditional_expr): Use it.
6041 (build_binary_op): Likewise.
6043 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6045 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6048 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6049 bounds even for -O+.
6050 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6051 expr needs to have DECL_NAME set.
6053 2010-02-24 Nick Clifton <nickc@redhat.com>
6055 * config/mep/mep.c: Include gimple.h.
6056 (mep_function_uses_sp): Delete unused function.
6057 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6058 parameters. Use unsigned integers to count args. Return a
6059 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6061 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6064 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6065 greater or equal to nelt instead of 2 * nelt.
6066 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6069 2010-02-23 Jason Merrill <jason@redhat.com>
6072 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6073 in cfun->local_decls even if they have register types.
6076 * stor-layout.c (place_field): Don't warn about unnecessary
6077 DECL_PACKED if the type is packed.
6079 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6082 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6083 GOTOFF relocs, even when the base reg isn't pic pointer.
6085 2010-02-23 Michael Matz <matz@suse.de>
6088 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6089 (expand_gimple_basic_block): Generate and use debug temps if there
6090 are debug uses left after the last real use of TERed ssa names.
6091 Unlink debug immediate uses when they are expanded.
6093 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6096 * config/i386/i386.c (override_options): Reorganise to provide
6097 better error messages.
6099 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6102 * graphite-scop-detection.c (create_single_exit_edge): Move
6103 the call to find_single_exit_edge to....
6104 (create_sese_edges): ...here. Don't handle multiple edges
6105 exiting the function.
6106 (build_graphite_scops): Don't handle multiple edges
6107 exiting the function.
6109 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6112 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6113 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6115 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6118 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6120 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6123 * c-typeck.c (convert_arguments): Print declaration location.
6124 * c-common.c (validate_nargs): Rename as
6125 builtin_function_validate_nargs.
6126 (check_builtin_function_arguments): Update.
6128 2010-02-22 Richard Guenther <rguenther@suse.de>
6131 * tree-inline.c (declare_return_variable): Use the type of
6132 the call stmt lhs if available.
6134 2010-02-22 Duncan Sands <baldrick@free.fr>
6136 * passes.c (register_pass): Always consider all pass lists when
6137 ref_pass_instance_number is zero.
6139 2010-02-22 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/42749
6142 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6143 parameter. Do arithmetic in the original type.
6144 (update_accumulator_with_ops): Likewise.
6145 (adjust_accumulator_values): Adjust.
6147 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6149 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6150 (QI to BLKmode splitter): New splitter.
6152 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6154 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6155 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6157 2010-02-22 Richard Guenther <rguenther@suse.de>
6159 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6161 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6163 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6164 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6165 ($(T)crti.o, $(T)crtn.o): Remove rules.
6167 2010-02-21 Tobias Burnus <burnus@net-b.de>
6170 * doc/invoke.texi (-fassociative-math): Document that this
6171 option is automatically enabled for Fortran.
6173 2010-02-20 David S. Miller <davem@davemloft.net>
6175 * configure.ac: Test if linker and assembler properly support
6176 GOTDATA_OP relocations.
6177 * configure: Rebuild.
6178 * config.in: Likewise.
6179 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6180 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6181 (movsi_high_pic): Likewise.
6182 (movdi_lo_sum_pic): Likewise.
6183 (movdi_high_pic): Likewise.
6184 (movsi_pic_gotdata_op): New pattern.
6185 (movdi_pic_gotdata_op): Likewise.
6186 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6187 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6189 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6192 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6193 attribute to ssemul.
6194 (xop_mulv2div2di3_high): Ditto.
6196 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6199 * c.opt (Wconversion-null): New option.
6200 * doc/invoke.texi (Wconversion-null): Document.
6202 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6204 * common.opt (Wlarger-than-): Add Undocumented.
6206 2010-02-19 Mike Stump <mikestump@comcast.net>
6208 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6210 2010-02-19 Jason Merrill <jason@redhat.com>
6213 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6214 * configure: Likewise.
6216 2010-02-20 Alan Modra <amodra@gmail.com>
6219 * cgraph.h (cgraph_make_decl_local): Declare.
6220 * cgraph.c (cgraph_make_decl_local): New function.
6221 (cgraph_make_node_local): Use it.
6222 * cgraphunit.c (cgraph_function_versioning): Likewise.
6223 * ipa.c (function_and_variable_visibility): Likewise.
6225 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6228 * except.c (sjlj_emit_function_enter): Don't call
6229 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6231 * rtl.h (add_reg_br_prob_note): Remove prototype.
6233 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6236 * c-common.c (conversion_warning): Remove widening conversions
6237 before checking the conversion of integers to reals.
6239 2010-02-19 Mike Stump <mikestump@comcast.net>
6242 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6245 * cgraphunit.c (process_function_and_variable_attributes): Check
6246 DECL_PRESERVE_P instead of looking up attribute "used".
6247 * ipa-pure-const.c (check_decl): Likewise.
6248 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6249 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6250 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6251 instead of attribute "used".
6252 * config/sol2-c.c (solaris_pragma_init): Likewise.
6253 (solaris_pragma_fini): Likewise.
6255 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6257 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6258 Use XCNEW instead of xcalloc.
6259 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6260 XNEW instead of xmalloc.
6261 (get_fields): Use XNEWVEC instead of xmalloc.
6264 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6265 populate vars array.
6266 (create_new_general_access): For debug stmts just reset value.
6267 (get_stmt_accesses): For accesses within debug stmts just record them
6268 using add_access_to_acc_sites instead of preventing the peeling or
6269 counting them as accesses.
6272 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6274 2010-02-19 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/42916
6277 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6280 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6282 * configure.ac: Replace all uses of changequote in macro arguments
6283 with proper quoting.
6285 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6288 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6290 2010-02-19 Richard Guenther <rguenther@suse.de>
6292 PR tree-optimization/42944
6293 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6294 test for aliasing with errno.
6296 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6299 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6300 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6301 * dojump.c: Include output.h.
6302 (inv): New inline function.
6303 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6304 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6305 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6306 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6307 argument, pass it down to other calls.
6308 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6309 add REG_BR_PROB note to the conditional jump.
6310 * cfgexpand.c (add_reg_br_prob_note): Removed.
6311 (expand_gimple_cond): Don't call it, add the probability
6312 as last argument to jumpif_1/jumpifnot_1.
6313 * Makefile.in (dojump.o): Depend on output.h.
6314 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6316 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6317 * stmt.c (do_jump_if_equal): Likewise.
6318 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6319 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6320 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6322 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6323 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6324 jumpifnot_1 callers.
6325 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6327 (store_expr): Adjust jumpifnot caller.
6328 (store_constructor): Adjust jumpif caller.
6331 * gimplify.c (gimple_boolify): For __builtin_expect call
6332 gimple_boolify also on its first argument.
6334 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6336 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6338 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6339 * configure: Regenerated.
6341 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6343 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6344 lang_hooks.types_compatible_p instead of comptypes.
6346 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6348 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6349 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6350 if __prefer_thumb__ is defined.
6352 2010-02-18 Martin Jambor <mjambor@suse.cz>
6354 PR tree-optimization/43066
6355 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6356 array with zero-sized element type.
6358 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6360 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6361 rtx, allocate struct var_loc_node here and return it to the
6362 caller, and only if it is actually needed.
6363 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6364 move it earlier and return immediately if it returns NULL.
6366 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6368 * config/sparc/gas.h: New file. Restore
6369 TARGET_ASM_NAMED_SECTION to its ELF default.
6370 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6372 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6373 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6374 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6375 after sparc/sysv4.h.
6377 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6379 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6381 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6383 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6384 patterns from predicated pattern.
6386 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6390 for insn mnemonic suffix.
6392 2010-02-17 Richard Guenther <rguenther@suse.de>
6394 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6397 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6400 * caller-save.c (save_call_clobbered_regs): If BB ends with
6401 a DEBUG_INSN, move any notes in between last real insn and the last
6402 DEBUG_INSN after the last DEBUG_INSN.
6404 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6406 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6407 Fix return type. Fix argument type. Explain meaning of return value.
6409 2010-02-16 Richard Guenther <rguenther@suse.de>
6411 PR tree-optimization/41043
6412 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6413 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6415 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6417 2010-02-16 Ira Rosen <irar@il.ibm.com>
6419 PR tree-optimization/43074
6420 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6421 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6422 vectorizable cycles in hybrid SLP check.
6423 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6425 2010-02-16 Richard Guenther <rguenther@suse.de>
6427 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6428 (true_dependence): If memrefs_conflict_p computes must-alias
6429 trust it. Move TBAA check after offset-based disambiguation.
6430 (canon_true_dependence): Likewise.
6432 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6434 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6435 * doc/invoke.texi: Document it.
6436 * var-tracking.c: Include toplev.h and params.h.
6437 (vt_find_locations): Return bool indicating success. Compute
6438 hash sizes unconditionally. Check new parameter, report.
6439 (variable_tracking_main_1): Check vt_find_locations results and
6440 retry. Renamed from...
6441 (variable_tracking_main): ... this. New wrapper to preserve
6442 flag_var_tracking_assignments.
6443 * Makefile.in (var-tracking.o): Adjust dependencies.
6445 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6446 Jakub Jelinek <jakub@redhat.com>
6449 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6450 if weak_import attribute is present.
6451 * config/darwin.c (machopic_select_section): Likewise.
6453 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6455 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6456 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6457 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6458 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6460 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6463 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6466 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6467 Rewrite text to refer to the names.
6469 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6471 * config/i386/i386-builtin-types.def
6472 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6473 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6474 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6475 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6476 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6477 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6478 IX86_BUILTIN_VPERMIL2PS256.
6479 (MULTI_ARG_4_DF2_DI_I): Defined.
6480 (MULTI_ARG_4_DF2_DI_I1): Defined.
6481 (MULTI_ARG_4_SF2_SI_I): Defined.
6482 (MULTI_ARG_4_SF2_SI_I1): Defined.
6483 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6484 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6485 __builtin_ia32_vpermil2ps256.
6486 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6487 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6488 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6489 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6490 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6491 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6492 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6493 CODE_FOR_xop_vpermil2v8sf3.
6494 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6495 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6496 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6497 (_mm256_permute2_pd): New.
6498 (_mm_permute2_ps): New.
6499 (_mm256_permute2_ps): New.
6501 2010-02-15 Nick Clifton <nickc@redhat.com>
6503 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6504 boolean parameters. Use emit_jump_insn when emitting a pop
6505 instruction containing a return insn.
6506 (push): Use 'true' rather than '1' as second parameter to F.
6507 (h8300_expand_prologue): Likewise.
6508 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6509 (h8300_expand_epilogue): Likewise.
6511 2010-02-15 Richard Guenther <rguenther@suse.de>
6514 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6517 2010-02-15 Nick Clifton <nickc@redhat.com>
6519 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6522 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6524 * intl.c (fake_ngettext): New function.
6525 * intl.h (fake_ngettext): Declare.
6526 (ngettext): Define macro.
6527 * collect2.c (notice_translated): New function.
6528 (main): Use notice_translated and ngettext.
6529 * collect2.h (notice_translated): Declare.
6531 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6533 * reorg.c (delete_computation): Comment fixes.
6534 * caller-save.c (setup_save_areas): Idem.
6535 * sel-sched-dump.c (dump_lv_set): Idem.
6538 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6540 * config/s390/s390.c (s390_sched_init): New function.
6541 (TARGET_SCHED_INIT): Target hook defined.
6543 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6544 Jack Howarth <howarth@bromo.med.uc.edu>
6545 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6548 Partial revert of unintended change in fix for PR41605.
6549 * config/darwin.h: Fix typo.
6550 * config/darwin9.h: Same.
6552 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6554 * c-pch.c (pch_init): Clear v.
6556 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6559 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6560 graphite_can_represent_init for MULT_EXPR.
6562 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6566 * graphite-sese-to-poly.c (remove_phi): New.
6567 (translate_scalar_reduction_to_array): Call remove_phi.
6569 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6572 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6573 * graphite-clast-to-gimple.h (gloog): Update declaration.
6574 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6575 * graphite-poly.h (struct poly_bb): Add missing comments.
6576 (struct scop): Add poly_scop_p field.
6578 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6579 * graphite.c (graphite_transform_loops): Build the polyhedral
6580 representation for each scop before code generation.
6581 * sese.c (rename_variables_in_operand): Removed.
6582 (rename_variables_in_expr): Return the renamed expression.
6583 (rename_sese_parameters): New.
6584 * sese.h (rename_sese_parameters): Declared.
6586 2010-02-11 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/42998
6589 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6590 POINTER_PLUS_EXPR properly.
6592 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6593 Changpeng Fang <changpeng.fang@amd.com>
6596 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6597 the cost of an IV candidate when the IV is used in a test against zero.
6599 * gcc.dg/tree-ssa/ivopts-3.c: New.
6601 2010-02-11 Richard Guenther <rguenther@suse.de>
6604 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6605 pointer-vs-decl case by swapping refs. Handle some cases
6606 of pointer-vs-decl disambiguations more conservatively.
6607 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6608 to false after expanding.
6610 2010-02-11 Richard Guenther <rguenther@suse.de>
6613 * gcc.c (process_command): Handle LTO file@offset case more
6616 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6618 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6619 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6621 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6623 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6624 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6625 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6626 Optimize eq/ne comparisons when both arguments are known to be
6628 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6629 Don't mask operands unnecessarily if they are known to be already
6632 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6634 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6637 2010-02-10 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/43017
6640 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6641 for wrapping signed arithmetic.
6643 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6646 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6647 if no debug info should be emitted for it.
6649 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6651 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6652 note when flag_exceptions is set.
6654 2010-02-10 Duncan Sands <baldrick@free.fr>
6656 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6658 2010-02-10 Richard Guenther <rguenther@suse.de>
6661 * tree.c (get_unwidened): Handle constants.
6662 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6664 2010-02-10 Martin Jambor <mjambor@suse.cz>
6667 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6668 check for variable argument counts independently.
6670 2010-02-10 Christian Bruel <christian.bruel@st.com>
6673 * config/sh/sh.c (find_barrier): Increase length for non delayed
6674 conditional branches.
6676 2010-02-10 Christian Bruel <christian.bruel@st.com>
6678 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6680 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6682 * builtins.c (set_builtin_user_assembler_name): Also handle
6683 ffs if int is smaller than word.
6685 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6688 * ira-conflicts.c (get_dup): Remove.
6689 (process_reg_shuffles): Add new parameter. Use it as an
6690 additional guard for copy generation.
6691 (add_insn_allocno_copies): Rewrite.
6693 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6695 * common.opt (fsched2-use-traces): Preserved for backward
6697 * doc/invoke.texi: Remove the documentation about option
6698 -fsched2-use-traces.
6699 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6700 flag_sched2_use_traces.
6701 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6702 the backward compatibility flag section.
6704 2010-02-09 Richard Guenther <rguenther@suse.de>
6706 PR tree-optimization/43008
6707 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6708 make HEAP variables initialized from global memory if they
6709 are not known builtin functions.
6710 (find_func_aliases): Adjust.
6712 2010-02-09 Richard Guenther <rguenther@suse.de>
6714 PR tree-optimization/43000
6715 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6716 arithmetic manually.
6718 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6720 PR tree-optimization/42931
6721 * tree-loop-linear.c (try_interchange_loops): Don't call
6722 double_int_mul if estimated_loop_iterations failed.
6724 2010-02-08 Martin Jambor <mjambor@suse.cz>
6727 * tree-sra.c (build_accesses_from_assign): Do not mark in
6728 should_scalarize_away_bitmap if stmt has volatile ops.
6729 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6732 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6734 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6736 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6738 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6741 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6744 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6746 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6749 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6750 to unknown_dependence.
6751 (graphite_legal_transform_dr): Handle the unknown_dependence.
6752 (graphite_carried_dependence_level_k): Same.
6754 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6756 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6758 2010-02-07 Richard Guenther <rguenther@suse.de>
6761 * expr.c (get_inner_reference): Always initialize *pbitsize.
6763 2010-02-07 Richard Guenther <rguenther@suse.de>
6766 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6767 new ARRAY_REFs on variable size element or minimal index arrays.
6769 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6770 gimple_fold_indirect_ref.
6772 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6775 * arm.c (arm_override_options): Just return if the user has specified
6776 an invalid fpu name.
6778 2010-02-03 Jason Merrill <jason@redhat.com>
6781 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6782 i386_pe_maybe_record_exported_symbol.
6784 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6787 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6788 (pa_delegitimize_address): New function.
6790 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6792 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6793 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6795 2010-02-05 Richard Guenther <rguenther@suse.de>
6798 * lto-streamer-in.c (get_resolution): Deal with references
6799 to undefined functions.
6801 2010-02-05 Richard Guenther <rguenther@suse.de>
6803 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6804 (fold_const_aggregate_ref): Likewise.
6805 (ccp_fold_stmt): Substitute loads.
6806 (maybe_fold_reference): Verify types before substituting.
6808 (fold_gimple_assign): Unshare properly.
6809 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6811 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6813 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6814 for rs6000_gen_cell_microcode.
6816 2010-02-04 Richard Guenther <rguenther@suse.de>
6818 PR rtl-optimization/42952
6819 * dse.c (const_or_frame_p): Remove MEM handling.
6821 2010-02-04 Nick Clifton <nickc@redhat.com>
6823 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6824 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6825 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6826 (mn10300_asm_output_mi_thunk): New function.
6827 (mn10300_can_output_mu_thunk): New function.
6828 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6829 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6830 (FUNCTION_ARG): Delete incorrect comment.
6832 2010-02-03 Jason Merrill <jason@redhat.com>
6835 * fold-const.c (operand_equal_p): Handle erroneous types.
6837 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6839 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6841 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6843 PR rtl-optimization/42941
6844 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6847 2010-02-03 Jason Merrill <jason@redhat.com>
6850 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6852 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6855 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6856 (cselib_reset_table): Renamed from...
6857 (cselib_reset_table_with_next_value): ... this.
6858 (cselib_get_next_uid): Renamed from...
6859 (cselib_get_next_unknown_value): ... this.
6860 * cselib.c (next_uid): Renamed from...
6861 (next_unknown_value): ... this.
6862 (cselib_clear_table): Adjust.
6863 (cselib_reset_table): Adjust. Renamed from...
6864 (cselib_reset_table_with_next_value): ... this.
6865 (cselib_get_next_uid): Adjust. Renamed from...
6866 (cselib_get_next_unknown_value): ... this.
6867 (get_value_hash): Use hash.
6868 (cselib_hash_rtx): Likewise.
6869 (new_cselib_val): Adjust. Set and dump uid.
6870 (cselib_lookup_mem): Pass next_uid as hash.
6871 (cselib_subst_to_values): Likewise.
6872 (cselib_log_lookup): Dump uid.
6873 (cselib_lookup): Pass next_uid as hash. Adjust.
6874 (cselib_process_insn): Adjust.
6875 (cselib_init): Initialize next_uid.
6876 (cselib_finish): Adjust.
6877 (dump_cselib_table): Likewise.
6878 * dse.c (canon_address): Dump value uid.
6879 * print-rtl.c (print_rtx): Print value uid.
6880 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6882 (dv_uid): New function, sort of renamed from...
6883 (dv_htab_hash): ... this, reimplemented in terms of it and...
6884 (dv_uid2hash): ... this. New.
6885 (variable_htab_eq): Drop excess assertions.
6886 (tie_break_pointers): Removed.
6887 (canon_value_cmp): Compare uids.
6888 (variable_post_merge_New_vals): Print uids.
6889 (vt_add_function_parameters): Adjust.
6890 (vt_initialize): Reset table. Adjust.
6892 2010-02-03 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/42944
6895 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6896 (call_may_clobber_ref_p_1): Likewise. Properly handle
6897 malloc and calloc clobbering errno.
6899 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6901 * doc/invoke.texi: Fix name of sched1 dump.
6903 * opts.c (decode_options): Set flag_tree_switch_conversion
6904 only conditionally on optimize >= 2.
6906 * gcse.c: Assorted comment fixes in pass description.
6908 2010-02-03 Anthony Green <green@moxielogic.com>
6910 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6911 nop padding in order to maintain alignment of storage location of
6912 target function address.
6913 (moxie_trampoline_init): Store target function address at newly
6915 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6917 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6919 2010-02-03 Richard Guenther <rguenther@suse.de>
6922 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6924 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6926 * config.gcc: Reenable check for obsolete targets.
6927 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6928 mips-sgi-irix6.[0-4]*.
6930 2010-02-02 Nick Clifton <nickc@redhat.com>
6932 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6933 constant size of 4 as being the same as 0.
6934 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6935 can take values in the range 0..4.
6937 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6940 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6941 as _darwin10_Unwind_FindEnclosingFunction().
6942 * libgcc-libsystem.ver: New.
6944 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6947 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6948 implicitly set registers.
6950 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6952 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6953 (arm_override_options): Allow automatic selection of the thread
6954 pointer register if thumb2.
6955 (legitimize_pic_address): Improve code sequences for Thumb2.
6956 (arm_call_tls_get_addr): Likewise.
6957 (legitimize_tls_address): Likewise.
6958 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6959 (pic_load_addr_32bit): ... this. New named pattern.
6960 * thumb2.md (pic_load_addr_thumb2): Delete.
6961 (pic_load_dot_plus_four): Delete.
6962 (tls_load_dot_plus_four): New named pattern.
6964 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6967 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6968 Document fix for TLS bug.
6970 2010-01-31 Richard Guenther <rguenther@suse.de>
6972 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6973 conservatively correct.
6975 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6979 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6981 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6983 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6985 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6987 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6989 * config.gcc: Adjust order of makefile fragments for mingw targets.
6991 2010-01-31 Richard Guenther <rguenther@suse.de>
6994 * gimplify.c (gimplify_init_constructor): For volatile LHS
6995 initialize a temporary.
6997 2010-01-31 Matthias Klose <doko@ubuntu.com>
6999 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7001 * configure: Regenerate.
7003 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7005 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7006 the same alias set and their sizes different constantness.
7007 (aliasing_component_refs_p): Revert 2009-10-24 change.
7009 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7011 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7014 2010-01-29 Richard Guenther <rguenther@suse.de>
7016 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7017 Assert we successfully updated the call.
7019 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7021 PR rtl-optimization/42889
7022 * df.h (df_set_bb_dirty_nonlr): New prototype.
7023 * df-core.c (df_set_bb_dirty_nonlr): New function.
7024 * df-scan.c (df_insn_rescan): Call it instead of
7025 df_set_bb_dirty for DEBUG_INSNs.
7027 2010-01-29 Richard Guenther <rguenther@suse.de>
7030 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7031 quadratic behavior in most cases.
7033 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7037 in the call to gen_x86_movsicc_0_m1.
7039 2010-01-28 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/42871
7042 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7044 2010-01-28 Richard Guenther <rguenther@suse.de>
7046 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7047 into call arguments.
7049 2010-01-28 Richard Guenther <rguenther@suse.de>
7052 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7053 the forwarder if the destination is an EH landing pad.
7055 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7057 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7058 block list passed to gimple_duplicate_sese_tail.
7059 (parallelize_loops): Avoid parallelization when the function
7061 Avoid parallelization when the preheader is IRREDUCIBLE.
7062 Try to optimize when estimated_loop_iterations_int is unresolved.
7063 Add the loop's location to the dump file.
7064 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7065 (gimple_duplicate_sese_tail): Remove the check for the latch.
7066 Redirect nexits to the exit block.
7067 Remove handling of the incoming edges to the latch.
7068 Redirect the backedge from the copied latch to the exit bb.
7070 2010-01-28 Michael Matz <matz@suse.de>
7073 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7074 Wrap force_reg into a sequence, emit it before user.
7076 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7078 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7080 (arm_legacy_rev): Likewise.
7081 (thumb_legacy_rev): Likewise.
7083 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7085 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7086 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7087 on MEM's address failed, try avoid_constant_pool_reference and
7088 recurse if it returned something different.
7089 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7090 address, try avoid_constant_pool_reference and recurse if it
7091 returned something different.
7092 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7093 address and avoid_constant_pool_reference returned something
7094 different, don't set have_address.
7096 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7099 * var-tracking.c (val_store): Add modified argument, obey it.
7101 (count_uses): Move down logging of main.
7102 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7103 don't need resolution.
7104 (emit_notes_in_bb): Likewise.
7106 2010-01-27 Richard Guenther <rguenther@suse.de>
7109 * tree-inline.c (remap_decl): Delay remapping of SSA name
7110 default definitions until we need them.
7112 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7114 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7115 (rs6000_delegitimize_address): New function.
7117 * config/s390/s390.c (s390_delegitimize_address): Call
7118 delegitimize_mem_from_attrs.
7121 * tree-inline.c (cannot_copy_type_1): Removed.
7122 (copy_forbidden): Don't forbid copying of functions containing
7123 records/unions with variable length fields.
7125 2010-01-27 Christian Bruel <christian.bruel@st.com>
7129 * config/sh/sh.c (find_barrier): Increase length for non delayed
7130 conditional branches.
7132 2010-01-27 Matthias Klose <doko@ubuntu.com>
7134 * configure.ac (gnu-unique-object): Fix ldd version check.
7135 * configure: Regenerate.
7137 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7139 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7141 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7142 Test for HAVE_GNU_AS value.
7144 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7146 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7147 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7148 INT64_TYPE): Define.
7149 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7150 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7151 INT_LEAST64_TYPE): Define.
7152 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7153 UINT_LEAST64_TYPE): Define.
7154 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7155 INT_FAST64_TYPE): Define.
7156 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7157 UINT_FAST64_TYPE): Define.
7158 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7159 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7160 (SIG_ATOMIC_TYPE): Define.
7162 2010-01-26 Richard Guenther <rguenther@suse.de>
7164 * df-scan.c (df_scan_set_bb_info): Remove assert.
7165 (df_insn_rescan_debug_internal): Merge asserts.
7166 (df_install_ref): Likewise.
7167 (df_mark_reg): Use bitmap_set_range.
7168 (df_hard_reg_used_p): Remove assert.
7169 (df_hard_reg_used_count): Likewise.
7171 2010-01-26 Richard Guenther <rguenther@suse.de>
7173 PR rtl-optimization/42685
7174 * web.c (web_main): Ignore DEBUG_INSNs.
7176 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7178 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7180 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7181 Fix types of fndecl and arglist parameters.
7183 2010-01-26 Richard Guenther <rguenther@suse.de>
7186 * tree-eh.c (unsplit_eh): Skip debug insns.
7188 2010-01-26 Richard Guenther <rguenther@suse.de>
7190 PR tree-optimization/42250
7191 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7193 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7196 * omp-low.c (expand_omp_sections): Only use single_pred if
7197 l2_bb is single_pred_p.
7199 2010-01-25 Christian Bruel <christian.bruel@st.com>
7202 * config/sh/sh.c (find_barrier): Increase length for non delayed
7203 conditional branches.
7204 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7206 2010-01-24 David S. Miller <davem@davemloft.net>
7208 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7209 define if not using GAS.
7210 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7211 Likewise. Delete SECTION_MERGE code, which is only applicable
7214 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7217 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7218 mangling of va_list in system headers.
7220 2010-01-23 Toon Moene <toon@moene.org>
7222 * tree-predcom.c (combine_chains): Return NULL, not false.
7224 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7226 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7227 initialization of variable res to agree with return type.
7229 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7231 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7232 * tree-sra.c: Add include of expr.h.
7234 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7236 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7237 insert the debug stmt on the single non-EH edge from the stmt.
7239 2010-01-22 Richard Henderson <rth@redhat.com>
7242 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7243 the RHS until after generate_subtree_copies has insertted its
7244 code before the current statement.
7246 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7248 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7250 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7252 2010-01-21 Martin Jambor <mjambor@suse.cz>
7254 PR tree-optimization/42585
7255 * tree-sra.c (struct access): New field grp_total_scalarization.
7256 (dump_access): Dump the new field.
7257 (should_scalarize_away_bitmap): New variable.
7258 (cannot_scalarize_away_bitmap): Likewise.
7259 (sra_initialize): Allocate new bitmaps.
7260 (sra_deinitialize): Free new bitmaps.
7261 (create_access_1): New function.
7262 (create_access): Parts moved to create_access_1.
7263 (type_consists_of_records_p): New function.
7264 (completely_scalarize_record): Likewise.
7265 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7266 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7267 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7269 (analyze_all_variable_accesses): Completely scalarize small eligible
7272 2010-01-21 Martin Jambor <mjambor@suse.cz>
7274 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7276 2010-01-21 Andrew Haley <aph@redhat.com>
7278 * gcc.c (process_command): Move lang_specific_driver before
7279 setting cc_libexec_prefix.
7281 2010-01-21 Richard Guenther <rguenther@suse.de>
7284 * fold-const.c (negate_expr_p): Pretend only negative
7285 real constants are easily negatable.
7287 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7288 Jason Merrill <jason@redhat.com>
7290 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7291 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7292 * calls.c (initialize argument_information): Handle it.
7293 * c-common.c (handle_transparent_union_attribute): Use new name.
7294 * c-decl.c (finish_struct): Ditto.
7295 * c-typeck.c (type_lists_compatible_p): Ditto.
7296 (convert_for_assignment): Use new name and also handle record.
7297 * function.c (aggregate_value_p): Handle it.
7298 (pass_by_reference): Ditto.
7299 (assign_parm_data_types): Ditto.
7300 * print-tree.c (print_node): Ditto.
7301 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7302 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7303 * tree.c (first_field): New fn.
7305 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7308 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7309 even when linking statically, for now.
7311 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7314 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7315 without a cselib val.
7316 (count_uses): Accept MO_VAL_SET with no val on stores.
7317 (add_stores): Likewise.
7319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7321 * var-tracking.c (check_value_val): Add a compile time assertion.
7322 (dv_is_decl_p): Simplify.
7323 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7324 gcc_assert if ENABLE_CHECKING.
7326 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7329 * var-tracking.c: Include tree-flow.h.
7330 (mem_dies_at_call): New.
7331 (dataflow_set_preserve_mem_locs): Use it.
7332 (dataflow_set_remove_mem_locs): Likewise.
7333 (dump_var): Renamed from dump_variable. Adjust all callers.
7334 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7335 * Makefile.in (var-tracking.o): Adjust deps.
7337 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7339 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7341 2010-01-20 Richard Guenther <rguenther@suse.de>
7343 PR tree-optimization/42717
7344 * tree-ssa-dce.c (get_live_post_dom): Remove.
7345 (forward_edge_to_pdom): Take an arbitrary edge to copy
7346 degenerate PHI args from.
7347 (remove_dead_stmt): Use the first post-dominator even if it
7348 does not contain live statements as redirection destination.
7350 2010-01-20 Richard Guenther <rguenther@suse.de>
7352 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7354 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7356 * sel-sched.c (create_speculation_check): Remove set but not used
7358 (try_transformation_cache): Remove set but not used variable ds.
7359 (calculate_privileged_insns): Remove set but not used variables
7360 cur_insn and min_spec_insn.
7361 (find_best_expr): Remove set but not used variable avail_n.
7362 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7364 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7366 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7367 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7370 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7373 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7374 cpu types. Add support for *-sse3 cpu types.
7375 (x86_64-*-*): Ditto.
7377 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7380 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7381 argument, call initializer_constant_valid_p_1 instead of
7382 initializer_constant_valid_p, pass CACHE to it, return NULL
7383 immediately if first call returns NULL.
7384 (initializer_constant_valid_p_1): New function.
7385 (initializer_constant_valid_p): Use it.
7387 2010-01-20 Thomas Quinot <quinot@adacore.com>
7389 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7391 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7393 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7394 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7395 (loc_list_from_tree): Don't handle unsigned division. Handle
7396 signed modulo using DW_OP_{over,over,div,mul,minus}.
7397 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7398 modulo instead of signed.
7400 2010-01-20 DJ Delorie <dj@redhat.com>
7402 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7404 (h8300_emit_stack_adjustment): Propogate it.
7406 (h8300_expand_prologue): Likewise.
7407 (h8300_expand_epilogue): Likewise.
7409 2010-01-19 Michael Matz <matz@suse.de>
7411 PR tree-optimization/41783
7412 * tree-data-ref.c (toplevel): Include flags.h.
7413 (dump_data_dependence_relation): Also dump the inputs if the
7414 result will be unknown.
7415 (split_constant_offset_1): Look through some conversions.
7416 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7417 the offset from last element is too large.
7418 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7419 (reassociate_to_the_same_stmt): Handle vector registers.
7420 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7422 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7423 wide_prolog_niters argument, emit widening instructions.
7424 (vect_do_peeling_for_alignment): Adjust caller, use widened
7425 variant of the iteration cound.
7426 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7428 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7431 * config/arm/neon-testgen.m (emit_automatics): New parameter
7432 features. Adjust for Fixed_return_reg feature.
7433 (test_intrinsic): Call emit_automatics with new feature.
7434 * config/arm/neon.ml: Update copyright years.
7435 (features): New Fixed_return_reg feature.
7436 (ops): Update feature for Vget_low.
7438 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7440 PR tree-optimization/42719
7441 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7445 * fwprop.c (all_uses_available_at): Return false if def_set dest
7446 is a REG that is used in def_insn.
7448 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7450 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7452 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7455 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7457 * target.h (struct gcc_target) <secondary_reload>: Change type
7458 of last argument to secondary_reload_info *.
7460 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7463 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7464 memory references with unaligned offsets. Remove CQImode handling.
7465 (unaligned_memory_operand): Return 1 for memory references with
7466 unaligned offsets. Remove CQImode handling.
7468 2010-01-18 Richard Guenther <rguenther@suse.de>
7471 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7474 2010-01-18 Richard Guenther <rguenther@suse.de>
7476 PR tree-optimization/42781
7477 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7478 restrict processing only if the original variable was artificial.
7480 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7482 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7483 find number of popped argument bytes.
7485 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7486 Fix the text that describes the return value for invalid insns.
7488 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7490 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7491 Clarify what 'cost of the -dependence' is. Fix quoting.
7493 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7494 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7496 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7498 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7499 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7501 2010-01-17 Richard Guenther <rguenther@suse.de>
7504 * function.c (split_complex_args): Take a VEC to modify.
7505 (assign_parms_augmented_arg_list): Build a VEC instead of
7506 a chain of PARM_DECLs.
7507 (assign_parms_unsplit_complex): Take a VEC of arguments.
7508 Do not fixup unmodified parms.
7509 (assign_parms): Deal with the VEC.
7510 (gimplify_parameters): Likewise.
7512 2010-01-17 Richard Guenther <rguenther@suse.de>
7514 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7515 node existence check.
7516 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7517 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7518 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7519 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7520 (gimple_execute_on_growing_pred): Likewise.
7522 2010-01-17 Richard Guenther <rguenther@suse.de>
7524 PR tree-optimization/42773
7525 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7526 (compute_antic_aux): Likewise.
7527 (compute_partial_antic_aux): Likewise.
7529 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7532 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7535 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7537 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7540 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7541 Fix markup for strict argument.
7543 (TARGET_SCHED_REORDER2): Fix argument types.
7545 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7546 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7548 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7549 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7551 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7554 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7555 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7556 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7557 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7558 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7560 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7562 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7564 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7565 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7567 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7569 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7572 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7574 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7575 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7577 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7579 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7581 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7582 referring to it. Fix language.
7584 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7586 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7588 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7590 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7592 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7593 '@var{stream}. Remove stray 'and'.
7595 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7597 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7599 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7601 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7602 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7604 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7605 Fix description of return value.
7606 Rename argument "sz" to "len."
7608 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7609 Clarify meaning of 'true' return value.
7611 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7613 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7614 rep_mode versus mode_rep.
7616 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7618 (TARGET_BUILTIN_DECL): Fix name.
7620 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7622 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7624 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7626 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7628 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7630 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7633 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7634 Rename argument tm_fn to md_fn.
7636 (TARGET_OPTION_PRINT): Fix argument list.
7638 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7641 * config/i386/i386.c (ix86_fixup_binary_operands):
7642 Revert FMA4 fixup of operands.
7644 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7647 * Makefile.in (write_entries_to_file, install-plugin):
7648 Use \012 instead of \n with tr.
7650 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7652 * configure.ac (HAVE_AS_REF): New C macro.
7653 * configure: Regenerate.
7654 * config.in: Likewise.
7655 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7657 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7660 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7662 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7664 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7666 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7668 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7670 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7672 (TARGET_BINDS_LOCAL_P): Fix argument type.
7674 (TARGET_ASM_FILE_END): Use prototype.
7676 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7678 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7680 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7682 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7684 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7685 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7687 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7688 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7690 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7691 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7692 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7693 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7695 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7697 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7699 (TARGET_INIT_BUILTINS): Use prototype.
7701 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7702 Put 'const char *' in braces. Fix parameter types.
7703 (TARGET_INVALID_CONVERSION): Fix parameter types.
7704 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7705 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7707 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7710 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7712 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7714 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7716 * doc/tm.texi (TARGET_HELP): Fix return type.
7718 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7719 in braces. Fix argument types.
7721 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7723 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7725 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7727 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7728 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7730 (TARGET_MANGLE_TYPE): Fix argument types.
7732 (TARGET_IRA_COVER_CLASSES): Use prototype.
7734 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7736 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7738 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7740 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7742 (TARGET_CALLEE_COPIES): Fix argument types.
7744 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7746 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7748 (TARGET_FUNCTION_VALUE): Fix argument types.
7750 (TARGET_RETURN_IN_MSB): Fix argument type.
7752 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7754 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7756 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7758 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7759 agree with return type.
7761 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7763 2010-01-15 Jing Yu <jingyu@google.com>
7765 PR rtl-optimization/42691
7766 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7767 a pseudo to a constant and are merged, and adjust comments.
7769 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7771 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7773 2010-01-15 Richard Guenther <rguenther@suse.de>
7776 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7777 labels of computed or non-local gotos to the destination.
7778 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7779 landing pad label is the first label.
7781 2010-01-15 Richard Guenther <rguenther@suse.de>
7783 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7785 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7788 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7789 to allow generation of the xssqrtdp instruction on power7.
7790 (sqrtdf2_fpr): Ditto.
7792 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7795 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7796 functions with noreturn attribute.
7799 * varasm.c (declare_weak): Add weak attribute to decl if it
7800 doesn't have one already.
7801 (assemble_external): Only add decls to weak_decls if they also
7802 have weak attribute.
7804 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7806 * var-tracking.c (var_reg_delete): Don't delete the association
7807 between REGs and values or one-part variables if the register
7810 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7813 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7814 because its first operand is a non-localized variable.
7816 2010-01-14 Martin Jambor <mjambor@suse.cz>
7818 PR tree-optimization/42706
7819 * tree-sra.c (encountered_recursive_call): New variable.
7820 (encountered_unchangable_recursive_call): Likewise.
7821 (sra_initialize): Initialize both new variables.
7822 (callsite_has_enough_arguments_p): New function.
7823 (scan_function): Call decl and flags check only for IPA-SRA, check
7824 whether there is a recursive call and whether it has enough arguments.
7825 (all_callers_have_enough_arguments_p): New function.
7826 (convert_callers): Look for recursive calls only when
7827 encountered_recursive_call is set.
7828 (ipa_early_sra): Bail out either if
7829 !all_callers_have_enough_arguments_p or
7830 encountered_unchangable_recursive_call.
7832 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7834 * sel-sched.c: Add 2010 to copyright years.
7835 * sel-sched-ir.c: Likewise.
7836 * sel-sched-ir.h: Likewise.
7838 2010-01-14 Martin Jambor <mjambor@suse.cz>
7840 PR tree-optimization/42714
7841 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7842 constructors specially.
7844 2010-01-14 Andi Kleen <ak@linux.intel.com>
7846 * config/i386/drivers-i386.c (detect_caches_intel):
7847 Add l2sizekb parameter and fill in.
7848 (host_detect_local_cpu): Add l2sizekb, fill in.
7849 Add Atom small cache heuristic.
7851 2010-01-14 Andi Kleen <ak@linux.intel.com>
7853 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7854 Add level3 parameter and fill in.
7855 (detect_caches_intel): Handle level3 cache.
7857 2010-01-14 Andi Kleen <ak@linux.intel.com>
7859 * config/i386/drivers-i386.c (host_detect_local_cpu):
7860 Fix core duo detection.
7862 2010-01-14 Andi Kleen <ak@linux.intel.com>
7864 * config/i386/drivers-i386.c (host_detect_local_cpu):
7867 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7869 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7870 (rs6000_variable_issue_1): this. Use...
7871 (rs6000_variable_issue): here. Reimplement. Print debug info.
7873 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7875 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7876 sel_restore_notes. Update all callers. Call reemit_notes
7879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7881 PR rtl-optimization/42246
7882 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7887 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7888 all successors is the same as number of successors in current region.
7890 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7892 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7893 to rename is not separable. Otherwise check that its LHS is not NULL.
7895 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7897 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7901 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7902 available registers when failed to discover LHS register class.
7903 Fix indentation. Update comment.
7905 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7906 Alexander Monakov <amonakov@ispras.ru>
7908 PR rtl-optimization/42389
7909 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7911 (advance_state_on_fence): Likewise.
7912 (sel_target_adjust_priority): Print debug output only when
7913 sched_verbose >= 4, not 2.
7914 (get_expr_cost): Do not issue all unique insns on the next cycle.
7915 (fill_insns): Initialize can_issue_more from the value saved
7917 * sel-sched-ir.c (flist_add): New parameter issue_more.
7918 Init FENCE_ISSUE_MORE with it.
7919 (merge_fences): Likewise.
7920 (init_fences): Update call to flist_add.
7921 (add_to_fences, add_clean_fence_to_fences)
7922 (add_dirty_fence_to_fences): Likewise.
7923 (move_fence_to_fences): Update call to merge_fences.
7924 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7926 * sel-sched-ir.h (struct _fence): New field issue_more.
7927 (FENCE_ISSUE_MORE): New accessor macro.
7929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7931 PR rtl-optimization/42388
7932 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7933 that have no predecessors nor successors. Do not call move_bb_info
7934 for empty blocks outside of current region.
7936 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7938 PR rtl-optimization/42294
7939 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7940 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7941 originators' originators.
7943 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7945 PR rtl-optimization/39453
7946 PR rtl-optimization/42246
7947 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7949 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7951 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7952 Alexander Monakov <amonakov@ispras.ru>
7955 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7956 (maybe_tidy_empty_bb): ... here. Make static. Add new
7957 argument. Update all callers.
7958 (tidy_control_flow): ... and here. Recompute topological order
7959 of basic blocks in region if necessary.
7960 (sel_redirect_edge_and_branch): Change return type. Return true
7961 if topological order might have been invalidated.
7962 (purge_empty_blocks): Export and move from...
7963 * sel-sched.c (purge_empty_blocks): ... here.
7964 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7965 (maybe_tidy_empty_bb): Delete prototype.
7966 (purge_empty_blocks): Declare.
7968 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7970 PR rtl-optimization/42249
7971 * sel-sched.c (try_replace_dest_reg): When chosen register
7972 and original register is the same, do not bail out early, but
7973 still check all original insns for validity of replacing destination
7974 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7977 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7980 Port from no-undefined-overflow branch:
7981 2009-03-09 Richard Guenther <rguenther@suse.de>
7983 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7985 2010-01-14 Richard Guenther <rguenther@suse.de>
7988 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7990 2010-01-14 Ira Rosen <irar@il.ibm.com>
7992 PR tree-optimization/42709
7993 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7994 as scalar type in creation of constant vector operand.
7996 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7999 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8000 (check-parallel-%): Match `testsuite' directory component only
8003 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8005 PR translation/39521
8006 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8009 2010-01-13 Richard Guenther <rguenther@suse.de>
8011 PR tree-optimization/42730
8012 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8015 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8018 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8019 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8022 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8024 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8025 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8026 ___umulsi3_highpart.
8028 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8029 rather than schedule_insns if the pass is enabled.
8031 2010-01-13 Martin Jambor <mjambor@suse.cz>
8033 PR tree-optimization/42704
8034 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8037 2010-01-13 Martin Jambor <mjambor@suse.cz>
8039 PR tree-optimization/42703
8040 * tree-sra.c (analyze_access_subtree): Check that we can build a
8041 reference to the original data within the aggregate.
8043 2010-01-13 Richard Guenther <rguenther@suse.de>
8045 PR tree-optimization/42705
8046 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8048 2010-01-13 Richard Guenther <rguenther@suse.de>
8051 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8053 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8056 * var-tracking.c (values_to_unmark): New variable.
8057 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8058 values_to_unmark vector. Moved body to...
8059 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8060 instead queue it into values_to_unmark vector.
8061 (vt_find_locations): Free values_to_unmark vector.
8063 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8065 * config/s390/s390.c (override_options): Set
8066 default of max-pending-list-length to 256
8068 2010-01-13 Richard Guenther <rguenther@suse.de>
8071 * tree-pass.h (PROP_gimple_lcx): New.
8072 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8073 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8074 before the final cleanup_eh.
8075 (dump_properties): Dump PROP_gimple_lcx.
8076 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8077 (tree_lower_complex_O0): Remove.
8078 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8079 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8080 tree_lower_complex, schedule TODO_update_ssa.
8081 * lto-streamer-out.c (output_function): Stream the functions
8083 * lto-streamer-in.c (input_function): Likewise.
8084 (lto_read_body): Do not override them here.
8086 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8089 * c-typeck.c (build_c_cast): Fold value cast to union type before
8090 wrapping it in a CONSTRUCTOR.
8092 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8094 PR rtl-optimization/42699
8095 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8098 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8100 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8101 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8102 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8103 SUBTARGET_WARN_UNUSED_SPEC): ... here
8104 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8106 2010-01-12 Julian Brown <julian@codesourcery.com>
8108 * config/arm/neon-schedgen.ml (Utils): Don't try to
8109 open missing module.
8110 (find_with_result): New.
8112 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8115 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8116 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8118 PR tree-optimization/42645
8119 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8120 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8121 decl_map, set processing_debug_stmt to -1 and return name without
8124 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8126 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8127 binutils version, and reword target configuration description.
8129 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8131 * config/avr/avr.h (LINKER_NAME): Remove.
8133 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8136 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8137 that support VSX, warn for -mno-altivec if vsx is not disabled,
8140 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8141 Shujing Zhao <pearly.zhao@oracle.com>
8143 PR translation/42469
8144 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8145 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8146 character between option name and help text.
8147 * c.opt (imultilib): Likewise.
8149 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8151 * lto-streamer-out.c (output_unreferenced_globals): Output static
8154 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8156 PR rtl-optimization/42621
8157 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8158 optimizing for size.
8159 (duplicate_computed_gotos): Remove now-redundant check.
8161 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8164 * configure.ac: Save and restore LDFLAGS and LIBS
8165 * configure: Regenerate.
8167 2010-01-10 Richard Guenther <rguenther@suse.de>
8170 * builtins.c (fold_builtin_strlen): Add type argument and
8171 convert the resulting length to it.
8172 (fold_builtin_1): Adjust.
8174 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8176 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8177 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8179 (num_insns_constant_wide): Adjust for that change.
8181 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8184 * web.c (union_defs): Add used argument, to combine uses of
8186 (entry_register): Adjust type and tests of used argument.
8187 (web_main): Widen used for new use. Pass it to union_defs.
8188 * df.h (union_defs): Adjust prototype.
8190 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8193 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8194 uses in new incoming argument. Free body.
8195 (reset_debug_uses_in_loop): New.
8196 (analyze_insn_to_expand_var): Call the latter if the former found
8197 anything. Fix whitespace. Reject invalid dest overlaps before
8198 going through all insns in the loop.
8200 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8203 * haifa-sched.c (dying_use_p): Debug insns don't count.
8205 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8208 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8209 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8210 (verify_gimple_call): Reject LHS in noreturn calls.
8212 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8216 * tree-vect-loop-manip.c (adjust_info): New type.
8217 (adjust_vec): New pointer to vector.
8218 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8219 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8220 (slpeel_update_phis_for_duplicate_loop): Use them.
8221 (slpeel_update_phi_nodes_for_guard1): Likewise.
8222 (slpeel_update_phi_nodes_for_guard2): Likewise.
8223 (slpeel_tree_peel_loop_to_edge): Likewise.
8224 (vect_update_ivs_after_vectorizer): Likewise.
8226 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8228 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8229 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8231 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8233 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8234 bogus uninitialized warning.
8236 2010-01-09 Richard Guenther <rguenther@suse.de>
8239 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8240 the evolution is compatible with the initial condition.
8242 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8244 * gcc.c (process_command): Update copyright notice dates.
8245 * gcov.c (print_version): Likewise.
8246 * gcov-dump.c (print_version): Likewise.
8247 * mips-tfile.c (main): Likewise.
8248 * mips-tdump.c (main): Likewise.
8250 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8253 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8255 (rotlhi3_8): Delete.
8257 (rotlsi3_8): Delete.
8258 (rotlsi3_16): Delete.
8259 (rotlsi3_24): Delete.
8261 (*rotw<mode>3): New.
8262 (*rotb<mode>3): New.
8263 * config/avr/avr.c (avr_rotate_bytes): New function.
8264 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8266 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8269 * configure.ac: Modify -rdynamic check.
8270 * configure: Regenerate.
8272 2010-01-08 DJ Delorie <dj@redhat.com>
8274 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8275 register popping order.
8277 2010-01-08 Richard Guenther <rguenther@suse.de>
8280 * c.opt (fsigned-char): Also let LTO handle this option.
8281 (funsigned-char): Likewise.
8283 2010-01-07 Richard Guenther <rguenther@suse.de>
8285 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8286 (gimple_op): Likewise.
8287 (gimple_op_ptr): Likewise.
8288 (gimple_assign_set_lhs): Remove gcc_assert.
8289 (gimple_assign_set_rhs1): Likewise.
8290 (gimple_assign_set_rhs2): Likewise.
8291 (gimple_call_set_lhs): Likewise.
8292 (gimple_call_set_fn): Likewise.
8293 (gimple_call_set_fndecl): Likewise.
8294 (gimple_call_fndecl): Likewise.
8295 (gimple_call_return_type): Likewise.
8296 (gimple_call_set_chain): Likewise.
8297 (gimple_call_num_args): Likewise.
8298 (gimple_call_set_arg): Likewise.
8299 (gimple_cond_set_code): Likewise.
8300 (gimple_cond_set_lhs): Likewise.
8301 (gimple_cond_set_rhs): Likewise.
8302 (gimple_cond_set_true_label): Likewise.
8303 (gimple_cond_set_false_label): Likewise.
8304 (gimple_label_set_label): Likewise.
8305 (gimple_goto_set_dest): Likewise.
8306 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8307 (gimple_debug_bind_get_value): Likewise.
8308 (gimple_debug_bind_get_value_ptr): Likewise.
8309 (gimple_debug_bind_set_var): Likewise.
8310 (gimple_debug_bind_set_value): Likewise.
8311 (gimple_debug_bind_reset_value): Likewise.
8312 (gimple_debug_bind_has_value_p): Likewise.
8313 (gimple_return_retval_ptr): Remove gcc_assert.
8314 (gimple_return_retval): Likewise.
8315 (gimple_return_set_retval): Likewise.
8316 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8317 (safe_referenced_var_iterator): Remove.
8318 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8319 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8320 (fill_referenced_var_vec): Remove.
8321 (first_readonly_imm_use): Remove redundant gcc_assert.
8322 (phi_arg_index_from_use): Combine gcc_asserts.
8323 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8324 (first_imm_use_stmt): Remove redundant gcc_assert.
8325 * tree-cfg.c (verify_gimple_call): Verify function and chain
8326 operands. Verify arguments.
8327 (verify_types_in_gimple_stmt): Verify condition code and labels.
8329 2010-01-07 Richard Guenther <rguenther@suse.de>
8331 PR tree-optimization/42641
8332 * sese.c (rename_map_elt_info): Use the SSA name version, do
8335 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8337 PR tree-optimization/42625
8338 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8339 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8341 2010-01-07 Duncan Sands <baldrick@free.fr>
8343 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8345 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8348 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8349 note itself is not function_invariant_p.
8351 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8353 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8354 Do not add the DF_NOTE problem.
8355 * store-motion.c (execute_rtl_store_motion): Likewise.
8357 2010-01-07 Martin Jambor <mjambor@suse.cz>
8359 PR tree-optimization/42157
8360 * tree-sra.c (compare_access_positions): Stabilize sort if both
8361 accesses have integer types, return zero immediately if they are the
8364 2010-01-06 Richard Henderson <rth@redhat.com>
8367 * haifa-sched.c (add_to_note_list): Merge into ...
8368 (concat_note_lists): ... here, and ...
8369 (unlink_other_notes, rm_other_notes): Merge into...
8370 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8371 NOTE_INSN_EPILOGUE_BEG.
8373 2010-01-06 Richard Guenther <rguenther@suse.de>
8375 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8376 not inline regular functions into always-inline functions.
8378 2010-01-06 Nick Clifton <nickc@redhat.com>
8380 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8381 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8383 (OVERRIDE_OPTIONS): Delete.
8384 (OPTIMIZATION_OPTIONS): Define.
8385 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8386 * config/rx/rx.c (rx_handle_option): Issue an error message if
8387 -mcpu=rx200 and -fpu are used together.
8388 (rx_set_optimization_options): New function. Issue an error
8389 message if an optimization attribute attempts to reset the FPU/
8390 math optimization pairing.
8391 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8392 * config/rx/rx.opt: Set the default to 32-bit doubles.
8393 * config/rx/t-rx: Add multilibs for -nofpu option.
8394 * doc/invoke.texi: Update documentation of RX options.
8396 2010-01-06 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-pre.c (name_to_id): New global.
8399 (alloc_expression_id): Simplify SSA name handling.
8400 (lookup_expression_id): Likewise.
8401 (init_pre): Zero name_to_id.
8402 (fini_pre): Free it.
8404 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8406 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8408 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8411 * config/i386/sse.md (smaxv2di3): New.
8412 (umaxv2di3): Likewise.
8413 (sminv2di3): Likewise.
8414 (uminv2di3): Likewise.
8416 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8419 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8420 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8421 (legitimize_tls_address): Likewise.
8422 (sparc_tls_referenced_p): Likewise.
8423 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8424 and adjust calls to legitimize_pic_address.
8425 (legitimate_constant_p) Use sparc_tls_referenced_p.
8426 (legitimate_pic_operand_p): Likewise.
8427 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8428 (sparc_tls_symbol_ref_1): Delete.
8429 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8430 (legitimize_tls_address): Make static, handle CONST patterns.
8431 (legitimize_pic_address): Make static, remove unused parameter and
8432 adjust recursive calls.
8433 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8434 and adjust call to legitimize_pic_address.
8435 (sparc_output_mi_thunk): Likewise.
8437 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8438 H.J. Lu <hongjiu.lu@intel.com>
8441 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8442 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8443 operands to make them signed.
8446 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8449 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8450 GTU to GT for V4SI and V2DI.
8452 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8453 (umin<mode>3): Removed.
8455 (uminv4si3): Likewise.
8457 2010-01-05 Martin Jambor <mjambor@suse.cz>
8459 PR tree-optimization/42462
8460 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8461 current_function_decl to helper functions and macros.
8463 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8466 * flags.h: Don't include real.h.
8467 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8468 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8469 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8470 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8471 * dominance.c: Update copyright.
8472 * gimple.c (walk_gimple_op): Remove inline.
8473 * tree-ssa-reassoc.c: Include real.h.
8474 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8475 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8477 2010-01-05 Nick Clifton <nickc@redhat.com>
8479 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8480 register to push into the stack frame when the accumulator has to
8481 be saved during interrupts.
8483 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8485 * doc/invoke.texi: Remove the documentation about option
8487 * common.opt (Wunreachable-code): Preserved for backward
8489 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8490 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8491 the backward compatibility flag section.
8493 2010-01-05 Richard Guenther <rguenther@suse.de>
8495 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8497 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8500 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8502 PR tree-optimization/42508
8503 * tree-sra.c (convert_callers): Check for recursive call
8504 by comparing cgraph nodes instead of decls.
8505 (modify_function): Call ipa_modify_formal_parameters also
8506 on all same_body aliases.
8508 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8509 cgraph nodes when checking for same_body aliases.
8511 2010-01-05 Richard Guenther <rguenther@suse.de>
8513 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8514 allocation and lookup.
8515 (get_or_alloc_expr_for_constant): Likewise.
8516 (phi_translate): Sink allocation.
8518 2010-01-04 Richard Guenther <rguenther@suse.de>
8520 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8521 a new entry only if needed.
8522 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8523 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8525 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8527 (phi_translate): Handle CONSTANTs early.
8529 2010-01-04 Martin Jambor <mjambor@suse.cz>
8531 PR tree-optimization/42398
8532 * tree-sra.c (struct access): Removed flag grp_different_types.
8533 (dump_access): Do not dump the removed flag.
8534 (sort_and_splice_var_accesses): Do not set the removed flag.
8535 (sra_modify_expr): Check for type compatibility directly.
8537 2010-01-04 Martin Jambor <mjambor@suse.cz>
8539 PR tree-optimization/42366
8540 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8541 edges with variable number of parameters.
8542 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8543 flag instead of asserting it.
8544 (ipa_read_node_info): Read uses_analysis_done flag.
8546 2010-01-04 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8549 iterative_hash_* as intended.
8550 (vn_reference_compute_hash): Likewise. Simplify hashing
8552 (vn_reference_lookup_2): Likewise.
8553 (vn_nary_op_compute_hash): Likewise.
8554 (vn_phi_compute_hash): Likewise.
8555 (expressions_equal_p): Remove strange code.
8556 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8557 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8558 (bitmap_insert_into_set_1): Take value-id as parameter.
8559 (add_to_value): Pass it.
8560 (bitmap_insert_into_set): Likewise.
8561 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8563 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8566 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8567 (do_self_spec): For switches with SWITCH_IGNORE set set also
8568 SWITCH_IGNORE_PERMANENTLY.
8569 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8572 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8574 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8575 tree of an unreferenced global var.
8577 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8580 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8581 GTU to GT for V4SI and V2DI.
8583 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8584 (umin<mode>3): Removed.
8586 (uminv4si3): Likewise.
8588 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8591 * collect2.c (main): Turn on trace in collect2 if -v is passed
8594 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8596 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8597 description of expression operand.
8599 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8601 * configure.ac: Add install-html to target_list for Make-hooks.
8602 * configure: Regenerate.
8603 * fortran/Make-lang.in (F95_HTMLFILES): New.
8604 (fortran.html): Use it.
8605 (fortran.install-html): New.
8606 * Makefile.in (install-html): Add lang.install-html.
8607 * java/Make-lang.in (JAVA_HTMLFILES): New.
8608 (java.html): Use it.
8609 (java.install-html): New.
8610 * objc/Make-lang.in (objc.install-html): New.
8611 * objcp/Make-lang.in (obj-c++.install-html): New.
8612 * cp/Make-lang.in (c++.install-html): New.
8613 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8614 * lto/Make-lang.in (lto.install-html): New.
8616 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8619 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8621 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8623 PR rtl-optimization/41862
8624 * store-motion.c (store_killed_in_insn, compute_store_table,
8625 remove_reachable_equiv_notes, replace_store_insn,
8626 build_store_vectors): Ignore all DEBUG_INSNs.
8628 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8631 * common.opt: Add dumpdir.
8633 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8635 (option_map): Add --dumpdir.
8637 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8639 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8641 * opts.c (decode_options): Try dump_dir_name first if
8642 dump_base_name isn't an absolute path.
8643 (common_handle_option): Handle OPT_dumpdir.
8645 * toplev.c (dump_dir_name): New.
8646 (print_switch_values): Also ignore -dumpdir.
8648 * toplev.h (dump_dir_name): New.
8650 2010-01-03 Richard Guenther <rguenther@suse.de>
8652 PR tree-optimization/42589
8653 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8654 double-word expansion of bswap32.
8656 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8658 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8659 with BLOCK_FOR_INSN.
8660 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8661 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8662 noce_process_if_block): Likewise.
8663 * gcse.c (compute_local_properties, insert_expr_in_table,
8664 insert_set_in_table, canon_list_insert, find_avail_set,
8665 pre_insert_copy_insn): Likewise.
8667 * basic-block.h (BLOCK_NUM): Move from here...
8668 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8670 2010-01-03 Richard Guenther <rguenther@suse.de>
8672 PR tree-optimization/42438
8673 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8674 contains_may_not_return_call flag.
8675 (BB_MAY_NOTRETURN): New.
8676 (valid_in_sets): Trapping nary operations are not valid
8677 in blocks that may not return.
8678 (insert_into_preds_of_block): Remove check for trapping expressions.
8679 (compute_avail): Compute also BB_MAY_NOTRETURN.
8681 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8683 * doc/invoke.texi: Add 2010 to copyright years.
8685 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8687 * config/sparc/sparc.c: Fix formatting nits.
8689 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8690 Alexander Monakov <amonakov@ispras.ru>
8692 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8694 2010-01-02 Richard Guenther <rguenther@suse.de>
8697 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8698 (simplify_switch_using_ranges): Mark to be removed edges
8701 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8703 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8705 * collect2.c (scan_libraries): Add missing argument in call to
8708 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8711 * config/alpha/predicates.md (aligned_memory_operand): Return false
8713 (unaligned_memory_operand): Return true for CQImode.
8714 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8715 doesn not cross aligned SImode word boundary.
8717 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8719 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8721 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8722 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8724 2010-01-02 Richard Guenther <rguenther@suse.de>
8727 * toplev.c (compile_file): Emit LTO marker properly. Change
8729 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8731 2010-01-01 Richard Guenther <rguenther@suse.de>
8734 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8736 2010-01-01 Richard Guenther <rguenther@suse.de>
8739 * c-decl.c (grokdeclarator): For zero-size arrays force
8740 structural equality checks as layout_type does.
8742 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8744 * builtins.c: Update copyright to 2010.
8746 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8749 * lto-streamer-out.c (produce_asm): Revert the last change.
8750 (copy_function): Likewise.
8752 * lto-streamer.c (lto_get_section_name): Skip any leading
8755 2010-01-01 Richard Guenther <rguenther@suse.de>
8758 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8762 Copyright (C) 2010 Free Software Foundation, Inc.
8764 Copying and distribution of this file, with or without modification,
8765 are permitted in any medium without royalty provided the copyright
8766 notice and this notice are preserved.