1 2010-05-07 Richard Guenther <rguenther@suse.de>
3 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
4 (run_gcc): Handle LTRANS phase invocation.
5 * collect2.c (maybe_run_lto_and_relink): Do not set
8 2010-05-07 Jakub Jelinek <jakub@redhat.com>
10 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
11 this is also meaningful on PARM_DECLs and RESULT_DECLs.
13 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
17 2010-05-07 Richard Guenther <rguenther@suse.de>
19 PR tree-optimization/44020
20 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
21 code when PRE is not yet initialized.
23 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * config/mips/dbxmdebug.h: Remove.
26 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
28 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
30 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
31 with null pointer and also warn about ordered comparison of zero with
34 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
37 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
38 * graphite-clast-to-gimple.c
39 (clast_to_gcc_expression): Same.
40 (precision_for_value): Same.
41 (precision_for_interval): Same.
42 (gcc_type_for_interval): Same.
43 (graphite_create_new_guard): Same.
44 (compute_bounds_for_level): Same.
45 (graphite_create_new_loop_guard): Same.
46 * graphite-interchange.c
47 (build_linearized_memory_access): Same.
48 (pdr_stride_in_loop): Same.
49 (memory_strides_in_loop_1): Same.
50 (memory_strides_in_loop): Same.
51 (extend_scattering): Same.
52 (psct_scattering_dim_for_loop_depth): Same.
53 (pbb_number_of_iterations): Same.
55 (debug_iteration_domains): Same.
57 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
58 (ppl_set_inhomogeneous_gmp): Same.
59 (ppl_strip_loop): Same.
60 (ppl_lexico_compare_linear_expressions): Same.
61 (ppl_read_polyhedron_matrix): Same.
62 (ppl_max_for_le_pointset): Same.
64 (ppl_read_polyhedron_matrix): Same.
65 (tree_int_to_gmp): Same.
66 (gmp_cst_to_tree): Same.
67 (ppl_set_inhomogeneous): Same.
68 (ppl_set_inhomogeneous_tree): Same.
70 (ppl_set_coef_tree): Same.
71 * graphite-sese-to-poly.c
72 (build_pbb_scattering_polyhedrons): Same.
73 (build_scop_scattering): Same.
74 (scan_tree_for_params_right_scev): Same.
75 (scan_tree_for_params): Same.
76 (find_params_in_bb): Same.
77 (find_scop_parameters): Same.
78 (add_upper_bounds_from_estimated_nit): Same.
79 (build_loop_iteration_domains): Same.
80 (add_condition_to_domain): Same.
81 (pdr_add_memory_accesses): Same.
83 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
85 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
86 CLooG's value_* macros to their respective mpz_* counterparts.
87 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
88 (graphite_create_new_loop_guard): Same.
89 * graphite-interchange.c (build_linearized_memory_access): Same.
90 (pdr_stride_in_loop): Same.
91 (memory_strides_in_loop_1): Same.
92 (1st_interchange_profitable_p): Same.
93 * graphite-poly.c (extend_scattering): Same.
94 (psct_scattering_dim_for_loop_depth): Same.
95 (pbb_number_of_iterations): Same.
96 (pbb_number_of_iterations_at_time): Same.
97 * graphite-poly.h (new_1st_loop): Same.
98 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
99 (oppose_constraint): Same.
100 (insert_constraint_into_matrix): Same.
101 (ppl_set_inhomogeneous_gmp): Same.
102 (ppl_set_coef_gmp): Same.
103 (ppl_strip_loop): Same.
104 (ppl_lexico_compare_linear_expressions): Same.
105 (ppl_max_for_le_pointset): Same.
106 (ppl_min_for_le_pointset): Same.
107 (ppl_build_realtion): Same.
108 * graphite-ppl.h (gmp_cst_to_tree): Same.
109 (ppl_set_inhomogeneous): Same.
110 (ppl_set_inhomogeneous_tree): Same.
111 (ppl_set_coef): Same.
112 (ppl_set_coef_tree): Same.
113 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
114 (build_scop_scattering): Same.
115 (add_value_to_dim): Same.
116 (scan_tree_for_params_right_scev): Same.
117 (scan_tree_for_params_int): Same.
118 (scan_tree_for_params): Same.
119 (find_params_in_bb): Same.
120 (find_scop_parameters): Same.
121 (add_upper_bounds_from_estimated_nit): Same.
122 (build_loop_iteration_domains): Same.
123 (create_linear_expr_from_tree): Same.
124 (add_condition_to_domain): Same.
125 (pdr_add_memory_accesses): Same.
127 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
128 Jason Merrill <jason@redhat.com>
130 * c-common.c (c_common_reswords): Add nullptr.
131 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
132 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
133 (gen_type_die_with_usage): Likewise.
134 * dbxout.c (dbxout_type): Likewise.
135 * sdbout.c (plain_type_1): Likewise.
137 2010-05-06 Jason Merrill <jason@redhat.com>
139 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
140 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
142 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
144 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
145 stripping WITH_SIZE_EXPR.
146 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
149 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
151 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
152 list of obsolete configurations.
153 Disabled check for obsolete configurations.
154 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
155 Removed support for previous versions.
156 * config/mips/iris.h: Removed.
157 * config/mips/iris5.h: Removed.
158 * config/mips/iris6.h: Merged old iris.h contents.
159 (TARGET_IRIX): Removed.
160 (DRIVER_SELF_SPECS): Removed mabi=32.
161 (IDENT_ASM_OP): Removed undef.
162 (STARTFILE_SPEC): Removed mabi=32.
163 (ENDFILE_SPEC): Likewise.
164 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
165 (MACHINE_TYPE): Update for IRIX 6.5.
166 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
167 TARGET_IRIX by TARGET_IRIX6.
168 (mips_file_start): Likewise.
169 (mips_output_external): Remove IRIX 5/6 O32 support.
170 (mips_output_function_prologue): Likewise.
171 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
173 (TARGET_CPU_CPP_BUILTINS): Likewise.
174 (TARGET_IRIX): Removed.
175 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
176 (MULTILIB_DIRNAMES): Removed 32.
177 (MULTILIB_OSDIRNAMES): Removed ../lib.
178 * doc/install.texi (Prerequisites): Don't reference IRIX before
180 (Specific, mips-sgi-irix5): Document removal.
181 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
183 Remove references to older IRIX 6 releases and the O32 ABI.
185 2010-05-06 Jakub Jelinek <jakub@redhat.com>
187 * gcc.dg/Wunused-var-8.c: Move to...
188 * c-c++-common/Wunused-var-6.c: ... here. New test.
191 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
192 instead of DF_REF_REAL_REG.
194 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
197 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
198 handling to still return true for x64 targets.
200 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
202 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
204 2010-05-06 Jan Hubicka <jh@suse.cz>
206 PR tree-optimization/43791
207 * ipa-inline.c (update_caller_keys): Remove bogus
208 disregard_inline_limits check.
210 2010-05-06 Michael Matz <matz@suse.de>
212 PR tree-optimization/43984
213 * tree-ssa-pre.c (inserted_phi_names): Remove.
214 (inserted_exprs): Change to bitmap.
215 (create_expression_by_pieces): Set bits, don't append to vector.
216 (insert_into_preds_of_block): Don't handle inserted_phi_names.
217 (eliminate): Don't look at inserted_phi_names, remove deleted
218 insns from inserted_exprs.
219 (remove_dead_inserted_code): Adjust to use bitmaps instead of
221 (init_pre, fini_pre): Allocate and free bitmaps.
222 (execute_pre): Insert insns on edges before elimination.
224 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
226 * tree.c (initializer_zerop): Handle STRING_CST.
228 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
231 * doc/invoke.texi (Wimplicit): Document as C only.
232 * opts.c (common_handle_option): Add argument kind.
233 (handle_option): Rename as read_cmdline_option. Factor out code to...
234 (handle_option): ... here. New.
235 (handle_options): Rename as read_cmdline_options.
236 (decode_options): Update call.
237 (set_option): Use option index instead of option pointer. Classify
238 diagnostics correctly.
239 (enable_warning_as_error): Call handle_option.
240 * opts.h (set_option): Update declaration.
241 (handle_option): Declare.
242 * langhooks.h (struct lang_hooks): Add argument kind to
244 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
245 * c-opts.c (set_Wimplicit): Delete.
246 (c_family_lang_mask): New static constant.
247 (c_common_handle_option): Add argument kind. Use handle_option
248 instead of set_Wimplicit.
249 (c_common_post_options): warn_implicit and warn_implicit_int
250 are disabled by default.
251 * c-common.c (warn_implicit): Do not define here.
252 * c-common.h (warn_implicit): Do not declare here.
253 (c_common_handle_option): Update declaration.
254 * lto-opts.c (lto_reissue_options): Update call to set_option.
256 2010-05-06 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/43571
259 * domwalk.c (walk_dominator_tree): Walk the dominator
260 sons in more optimal order.
262 2010-05-06 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/43934
265 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
266 (stmt_cost): Likewise.
267 (extract_true_false_args_from_phi): New helper.
268 (determine_max_movement): For PHI nodes verify we can hoist them
269 and compute their cost.
270 (determine_invariantness_stmt): Handle PHI nodes.
271 (move_computations_stmt): Likewise. Hoist PHI nodes in
272 if-converted form using COND_EXPRs.
273 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
275 (tree_ssa_lim): Likewise.
276 * tree-flow.h (tree_ssa_lim): Adjust prototype.
277 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
279 2010-05-06 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/43987
282 * tree-ssa-structalias.c (could_have_pointers): For possibly
283 address-taken variables force pointers to be recorded.
284 (create_variable_info_for_1): Likewise.
285 (push_fields_onto_fieldstack): Pass in wheter all fields
287 (find_func_aliases): Query types instead of vars whether
288 they contain pointers where appropriate.
290 2010-05-06 Jan Hubicka <jh@suse.cz>
292 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
293 (record_reference, mark_address, mark_load, mark_store): Record
295 (record_references_in_initializer): Update call of record_references.
296 (rebuild_cgraph_edges): Remove all references before rebuiding.
297 * cgraph.c (cgraph_create_node): Clear ref list.
298 (cgraph_remove_node): Remove references.
299 (dump_cgraph_node): Dump references.
300 (cgraph_clone_node): Clone references.
301 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
302 (struct cgraph_node, varpool_node): Add ref_lst.
303 * ipa-ref.c: New file.
304 * ipa-ref.h: New file.
305 * ipa-ref-inline.h: New file.
306 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
307 (referenced_from_other_partition_p): New function.
308 (lto_output_varpool_node): Take set arugment; call
309 referenced_from_other_partition.
310 (lto_output_ref): New.
311 (add_references): New.
313 (output_cgraph): Compute boundary based on references;
315 (output_varpool): Accept cgraph_node_set argument.
318 (input_cgraph): Call input_refs.
319 * lto-section-in.c (lto_section_name): Add refs.
320 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
321 (ipa-ref.o): New file.
322 * varpool.c (varpool_node): Clear ipa ref list.
323 (varpool_remove_node): Remove references.
324 (dump_varpool_node): Dump references.
325 (varpool_assemble_decl): Only compile finalized ones.
326 (varpool_extra_name_alias): Initialize ref list.
327 * lto-streamer.c (lto-get_section_name): Add .refs section.
328 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
329 (referenced_from_other_partition_p): Declared.
331 2010-05-06 Ira Rosen <irar@il.ibm.com>
333 PR tree-optimization/43901
334 * tree-vect-stmts.c (vectorizable_call): Assert that vector
335 type is not NULL if it's transformation phase, and return
336 FALSE if it's analysis.
337 (vectorizable_conversion, vectorizable_operation,
338 vectorizable_type_demotion, vectorizable_type_promotion):
341 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
343 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
345 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
347 * config/mips/mips-protos.h
348 (mips_small_register_classes_for_mode_p): Delete prototype.
350 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
352 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
353 * config/arm/arm.c (multiple_operation_profitable_p,
354 compute_offset_order): New static functions.
355 (load_multiple_sequence, store_multiple_sequence): Use them.
356 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
357 memory offsets, not register numbers.
358 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
360 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
362 * stor-layout.c (pending_sizes): Change the type to
364 (get_pending_sizes, put_pending_size, put_pending_sizes):
365 Update the uses of pending_sizes.
366 * c-decl.c (store_parm_decls): Likewise.
367 * c-tree.h (struct c_arg_info): Likewise.
368 * tree.h: Update the prototype for get_pending_sizes and
371 2010-05-05 Jason Merrill <jason@redhat.com>
374 * c-common.c (handle_aligned_attribute): Respect
375 ATTR_FLAG_TYPE_IN_PLACE.
378 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
379 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
380 (TARGET_INITIALIZER): Use it.
381 * c-common.c (attribute_takes_identifier_p): Call it.
382 * c-common.h: Update prototype.
383 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
384 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
386 2010-05-05 Jakub Jelinek <jakub@redhat.com>
389 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
390 DW_ID_down_case for Fortran compilation units.
392 2010-05-05 Jan Hubicka <jh@suse.cz>
394 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
397 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
399 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
400 a variable-sized RESULT_DECL.
402 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
404 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
406 2010-05-05 Jason Merrill <jason@redhat.com>
409 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
411 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
413 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
414 Jakub Jelinek <jakub@redhat.com>
417 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
418 (dead_debug_init, dead_debug_finish): New functions.
419 (dead_debug_add, dead_debug_insert_before): Likewise.
420 (df_note_bb_compute): Initialize a dead_debug object, add dead
421 debug uses to it, insert debug bind insns before death insns,
422 reset debug insns that refer to pending uses at the end.
423 * rtl.h (make_debug_expr_from_rtl): New prototype.
424 * varasm.c (make_debug_expr_from_rtl): New function.
426 2010-05-05 Jan Hubicka <jh@suse.cz>
428 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
429 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
430 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
431 lto_varpool_encoder_encode_initializer_p,
432 lto_set_varpool_encoder_encode_initializer): New functions.
433 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
435 (input_varpool_node): Do not always set analyzed.
436 (input_cgraph_1): Return vector of cgraph nodes.
437 (input_varpool_1): Return vector of varpools.
438 (input_cgraph): Free the vectors.
439 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
440 output only initializers needed.
441 (lto_output): Only call output_cgraph.
442 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
443 * lto-section-out.c (lto_new_out_decl_state): Initialize
444 state->varpool_node_encoder.
445 * lto-streamer.h (lto_varpool_encoder_d): New.
446 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
447 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
448 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
449 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
450 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
452 (output_varpool, input_varpool): Remove declarations.
454 2010-05-05 Jan Hubicka <jh@suse.cz>
456 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
457 with body can prevail.
459 2010-05-05 Jan Hubicka <jh@suse.cz>
461 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
464 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
466 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
469 * gengtype.h (erro_at_line): Constify pos argument.
471 * gengtype.c: Include hashtab.h.
472 (enum gc_used): Document GC_MAYBE_POINTED_TO.
473 (error_at_line): Constify pos argument.
474 (do_typedef): Initialize p->opt field.
475 (get_file_gtfilename): Fix comment typo.
476 (struct walk_type_data): Constify line field.
477 (get_output_file_for_structure): New function.
478 (write_local_func_for_structure): Constify orig_s argument.
479 Use get_output_file_for_structure.
480 (write_func_for_structure): Use get_output_file_for_structure.
481 (INDENT): New define.
482 (dump_pair, dump_type, dump_type_list, dump_typekind)
483 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
484 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
486 (seen_types): New variable.
487 (main): New variable do_dump. Process "-d" command line option.
488 Call dump_everything if dump requested.
490 2010-05-05 Jakub Jelinek <jakub@redhat.com>
492 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
493 in a temporary instead of invoking the macro multiple times.
494 (track_expr_p): Likewise.
496 2010-05-04 Neil Vachharajani <nvachhar@google.com>
498 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
500 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
501 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
502 conditions for printing notes.
503 * common.opt (-Wcoverage-mismatch): Allow negative, default to
504 true, update documentation.
505 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
507 2010-05-04 Jakub Jelinek <jakub@redhat.com>
510 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
513 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
516 * config/i386/i386.md (sse_prologue_save): Add clobber CC
518 (*sse_prologue_save_insn1): Likewise.
519 (SSE prologue save splitter): Likewise.
521 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
523 * tree.c (free_lang_data_in_one_sizepos): New inline function.
524 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
525 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
526 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
527 all decls. Call it on DECL_FIELD_OFFSET of fields.
528 (find_decls_types_r): Follow DECL_VALUE_EXPR.
529 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
531 2010-05-04 Martin Jambor <mjambor@suse.cz>
533 * tree-sra.c (build_access_from_expr_1): The first parameter type
534 changed to simple tree.
535 (build_access_from_expr): Likewise, gsi parameter was eliminated.
536 (scan_assign_result): Renamed to assignment_mod_result, enum elements
538 (build_accesses_from_assign): Removed all parameters except for a
539 simple gimple statement. Now returns a simple bool.
540 (scan_function): All non-analysis parts moved to separate functions
541 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
542 parameters and updated both callers.
543 (sra_modify_expr): Removed parameter data.
544 (sra_modify_function_body): New function.
545 (perform_intra_sra): Call sra_modify_function_body to modify the
547 (replace_removed_params_ssa_names): Parameter data changed into
549 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
550 changed the parameter dont_convert to convert with the opposite
552 (sra_ipa_modify_assign): Parameter data changed into adjustments
553 vector, return value changed to bool.
554 (ipa_sra_modify_function_body): New function.
555 (sra_ipa_reset_debug_stmts): Updated a comment.
556 (modify_function): Use ipa_sra_modify_function_body to modify function
559 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
562 * alias.c (true_dependence): Handle the same VALUE in x and mem.
563 (canon_true_dependence): Likewise.
564 (write_dependence_p): Likewise.
566 2010-05-04 Jan Hubicka <jh@suse.cz>
568 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
569 * cgraphbuild.c: Include ipa-utils.h
570 (record_reference_ctx): New struct.
571 (record_reference): Simplify to work on initializers; not statements.
572 (mark_address, mark_load, mark_store): New.
573 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
575 (record_references_in_initializer): Update use of record_reference.
576 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
579 2010-05-04 Jan Hubicka <jh@suse.cz>
581 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
582 node will be removed anyway.
583 (lto_varpool_replace_node): Allow also unanalyzed nodes;
584 relink aliases of node into prevailing node.
585 * varpool.c (varpool_remove_node): Remove aliases properly;
586 when removing node, remove all its aliases too; remove DECL_INITIAL
587 of removed node; ggc_free the varpool node.
589 2010-05-04 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/43879
592 * tree-ssa-structalias.c (alias_get_name): Use
593 DECL_ASSEMBLER_NAME if available.
594 (create_function_info_for): Return the varinfo node.
595 (ipa_pta_execute): Associate same-body aliases and extra names
596 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
598 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
600 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
603 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
606 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
607 only if HONOR_REG_ALLOC_ORDER is not defined.
609 2010-05-04 Richard Guenther <rguenther@suse.de>
611 PR tree-optimization/43949
612 * tree-vrp.c (extract_range_from_binary_expr): Only handle
615 2010-04-26 Jason Merrill <jason@redhat.com>
617 * c.opt (-fstrict-enums): New.
618 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
620 2010-05-03 David Ung <davidu@mips.com>
621 James E. Wilson <wilson@codesourcery.com>
623 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
624 emit the trap instruction before the divide for TUNE_74K.
626 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
628 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
629 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
630 based on the above, for new target hook.
632 * hooks.c (hook_bool_mode_true): New generic hook.
633 * hooks.h (hook_bool_mode_true): Add prototype.
635 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
637 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
638 target hook, set to hook_bool_mode_false.
639 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
640 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
641 with targetm.small_register_classes_for_mode_p.
642 (find_reusable_reload): Likewise.
643 (combine_reloads): Likewise.
644 * reload1.c (reload_as_needed): Likewise.
645 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
646 * ifcvt.c (noce_process_if_block, check_cond_move_block,
647 dead_or_predicable): Likewise.
648 * regmove.c (optimize_reg_copy_1): Likewise.
649 * calls.c (prepare_call_address): Likewise.
650 (precompute_register_parameters): Likewise.
652 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
654 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
655 implementation of the hook that considers all register classes
656 small except for SH64.
657 (sh_override_options): Use the new hook.
658 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
661 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
663 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
664 implementation of the hook that considers all register classes
666 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
669 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
671 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
672 implementation of the hook that considers all register classes
674 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
677 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
679 * config/m32c/m32c.h: Likewise.
680 * config/pdp11/pdp11.h: Likewise.
681 * config/avr/avr.h: Likewise.
682 * config/xtensa/xtensa.h: Likewise.
683 * config/m68hc11/m68hc11.h: Likewise.
684 * config/mn10300/mn10300.h: Likewise.
685 * config/mcore/mcore.h: Likewise.
686 * config/h8300/h8300.h: Likewise.
687 * config/bfin/bfin.h: Likewise.
689 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
690 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
692 2010-05-03 Anatoly Sokolov <aesok@post.ru>
694 * double-int.h (tree_to_double_int): Remove macro.
695 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
696 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
697 (tree_to_double_int): New function.
698 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
700 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
702 2010-05-03 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/43971
705 * tree-ssa-structalias.c (get_constraint_for_1): Fix
706 constraints in the !flag_delete_null_pointer_checks case.
708 2010-05-03 Jakub Jelinek <jakub@redhat.com>
711 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
712 result mode matches original rtl mode.
714 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
717 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
719 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
722 when processing flag options.
724 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
726 * gcov-iov.c (main): Change format string placeholder
727 from %#08x to 0x%08x.
728 * genchecksum.c (dosum): Change format string placeholder
729 from %#02x to 0x%02x.
731 2010-05-02 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/43879
734 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
736 2010-05-02 Bruno Haible <bruno@clisp.org>
738 * doc/extend.texi (Function Attributes): Fix a typo.
740 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
743 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
744 placeholder from 0x%x to %#x.
745 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
746 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
747 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
748 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
749 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
750 * config/i386/i386.c (ix86_target_string): Ditto.
751 * config/i386/i386.c (output_pic_addr_const): Ditto.
752 (print_operand): Ditto.
754 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
756 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
757 placeholder from 0x%x to %#x.
758 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
759 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
760 (ASM_OUTPUT_DEBUG_DATA): Ditto.
761 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
762 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
763 * optc-gen.awk: Ditto.
764 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
765 (HOST_WIDE_INT_PRINT_HEX): Ditto.
766 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
767 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
769 2010-05-01 Anatoly Sokolov <aesok@post.ru>
771 * target.h (struct calls): Add function_value_regno_p field.
772 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
773 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
774 * targhooks.c (default_function_value_regno_p): New function.
775 * targhooks.h (default_function_value_regno_p): Declare function.
776 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
777 * builtins.c. (apply_result_size): (Ditto.).
778 * combine.c. (likely_spilled_retval_p): (Ditto.).
779 * mode-switching.c. Include 'target.h'.
780 (create_pre_exit): Use function_value_regno_p hook.
781 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
782 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
783 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
785 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
786 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
787 (ix86_function_value_regno_p): Declare as static, change argument
788 type to const unsigned int.
789 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
791 2010-05-01 Richard Guenther <rguenther@suse.de>
793 PR tree-optimization/43949
794 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
796 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
798 2010-05-01 Anatoly Sokolov <aesok@post.ru>
800 * rtl.h (CONST_DOUBLE_P): Define.
801 (rtx_to_double_int): Declare.
802 * emit-rtl.c (rtx_to_double_int): New function.
803 * dwarf2out.c (insert_double): New function.
804 (loc_descriptor, add_const_value_attribute): Clean up, use
805 rtx_to_double_int and insert_double functions.
807 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
809 * doc/extend.texi (Inline): Add missing return keyword to examples.
810 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
813 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
815 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
816 the variable part of the offset as well. Use highest_pow2_factor for
817 all alignment checks.
819 2010-04-30 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/43879
822 * tree-ssa-structalias.c (type_could_have_pointers): Functions
825 2010-04-30 Jan Hubicka <jh@suse.cz>
827 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
829 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
831 2010-04-30 Jan Hubicka <jh@suse.cz>
833 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
835 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
836 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
837 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
838 cgraph_node_set_needs_ltrans_p): Remove.
840 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
842 * sdbout.c: Include vec.h, do not include varray.h.
843 (deferred_global_decls, sdbout_global_decl,
844 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
845 * toplev.c: Do not include varray.h.
846 (dump_memory_report): Do not dump VARRAY statistics.
847 * gengtype.c (open_base_file): Ignore varray.h.
848 * Makefile.in: Update for abovementioned changes.
849 Remove all traces of varray.c and varray.h.
850 * varray.c: Remove file.
851 * varray.h: Remove file.
853 2010-04-30 Jan Hubicka <jh@suse.cz>
855 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
858 2010-04-30 Jan Hubicka <jh@suse.cz>
860 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
863 2010-04-30 Richard Guenther <rguenther@suse.de>
865 * tree-ssa-structalias.c (get_constraint_for_1): Generate
866 constraints for CONSTRUCTOR.
868 2010-04-30 Richard Guenther <rguenther@suse.de>
871 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
872 first after all lowering passes.
874 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
876 * toplev.c: Include varray.h for statistics dumping.
877 * tree.h: Do not declare varray_head_tag.
878 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
879 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
880 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
881 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
882 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
883 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
884 c-common.c, c-common.h, reg-stack.c, basic-block.h,
885 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
887 * Makefile.in: Update for abovementioned changes.
889 2010-04-30 Jakub Jelinek <jakub@redhat.com>
892 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
894 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
896 * config/picochip/picochip.c (picochip_legitimize_address): Define.
897 Use this function to do machine-specific conversion.
898 (picochip_legitimize_reload_address): Likewise.
899 (picochip_legitimate_address_p): Check valid base register only if
901 (picochip_check_conditional_copy): Check for modw only if opnd is
903 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
904 to call the function in c.
905 * config/picochip/picochip-protos.h
906 (picochip_legitimize_reload_address): Define.
907 * config/picochip/picochip.md (supported_compare1): Define.
909 2010-04-30 Jan Hubicka <jh@suse.cz>
911 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
912 (cgraph_global_info): Remove inlined.
913 (LTO_cgraph_tag_names): Remove.
914 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
915 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
916 simplify cgraph tags and document.
917 (lto_output_node): Use only LTO_cgraph_unavail_node and
918 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
919 for_functions_valid, global info, process and output flags.
920 (input_overwrite_node): Initialize estimated stack size and
921 estimated growth. Do not read flags we no longer store.
922 (input_node): Likewise do not read info no longer stored.
923 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
926 2010-04-30 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/43879
929 * tree-ssa-structalias.c (get_constraint_for_1): Properly
930 handle non-zero initializers.
932 2010-04-30 Richard Guenther <rguenther@suse.de>
934 * builtins.c (fold_builtin_1): Delete free (0).
936 2010-04-29 Jan Hubicka <jh@suse.cz>
938 * gengtype.c (open_base_files): Add lto-streamer.h
939 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
940 (pass_ipa_cp): GGC collect.
941 * toplev. (compile_file): Do not output symbols.
942 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
943 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
944 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
945 * lto-section-in.c: Include ggc.h
946 (lto_new_in_decl_state): Alloc in GGC.
947 (lto_delete_in_decl_state): Likewise.
948 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
951 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
954 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
955 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
956 (HONOR_REG_ALLOC_ORDER): Describe new macro.
957 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
958 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
959 account only if HONOR_REG_ALLOC_ORDER is not defined.
960 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
961 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
963 2010-04-29 Jon Grant <04@jguk.org>
965 * collect2.c (vflag): Change type from int to bool.
967 (helpflag): New global bool.
968 (main): Set vflag and debug with boolean, not integer truth values.
969 Accept new "--help" option and output usage text if found.
970 * collect2.h (vflag): Update prototype.
973 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
976 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
978 2010-04-29 Richard Guenther <rguenther@suse.de>
981 * plugin.h (invoke_plugin_callbacks): Annotate arguments
982 with ATTRIBUTE_UNUSED.
984 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
987 * config/i386/i386.c (get_some_local_dynamic_name): Replace
988 INSN_P with NONDEBUG_INSN_P.
989 (distance_non_agu_define): Likewise.
990 (distance_agu_use): Likewise.
992 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
994 From Dominique d'Humieres <dominiq@lps.ens.fr>
996 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
999 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1001 * plugin.h (invoke_plugin_callbacks): New inline function.
1002 * plugin.c (flag_plugin_added): New global flag.
1003 (add_new_plugin): Initialize above flag.
1004 (invoke_plugin_callbacks): Rename to ...
1005 (invoke_plugin_callbacks_full): ... this.
1007 2010-04-28 Jan Hubicka <jh@suse.cz>
1009 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1010 (lto_varpool_replace_node): New.
1011 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1012 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1013 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1014 * cgraph.h (varpool_node_ptr): New type.
1015 (varpool_node_ptr): New vector.
1016 (varpool_node_set_def): New structure.
1017 (varpool_node_set): New type.
1018 (varpool_node_set): New vector.
1019 (varpool_node_set_element_def): New structure.
1020 (varpool_node_set_element, const_varpool_node_set_element): New types.
1021 (varpool_node_set_iterator): New type.
1022 (varpool_node): Add prev pointers, add used_from_other_partition,
1024 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1025 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1026 varpool_get_node, varpool_remove_node): Declare.
1027 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1028 varpool_node_set_size): New inlines.
1029 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1030 * tree-pass.h (varpool_node_set_def): Forward declare.
1031 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1032 (ipa_write_optimization_summaries): Update prototype.
1033 * ipa-cp.c (ipcp_write_summary): Update.
1034 * ipa-reference.c (ipa_reference_write_summary): Update.
1035 * lto-cgraph.c (lto_output_varpool_node): New static function.
1036 (output_varpool): New function.
1037 (input_varpool_node): New static function.
1038 (input_varpool_1): New function.
1039 (input_cgraph): Input varpool.
1040 * ipa-pure-const.c (pure_const_write_summary): Update.
1041 * lto-streamer-out.c (lto_output): Update, output varpool too.
1042 (write_global_stream): Kill WPA hack.
1043 (produce_asm_for_decls): Update.
1044 (output_alias_pair_p): Handle variables.
1045 (output_unreferenced_globals): Output only needed partition of varpool.
1046 * ipa-inline.c (inline_write_summary): Update.
1047 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1049 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1050 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1051 varpool_node_set_new, varpool_node_set_add,
1052 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1053 debug_varpool_node_set): New functions.
1054 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1055 (execute_one_pass): Process new decls too.
1056 (ipa_write_summaries_2): Pass around vsets.
1057 (ipa_write_summaries_1): Likewise.
1058 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1060 (ipa_write_optimization_summaries_1): Pass around vsets.
1061 (ipa_write_optimization_summaries): Likewise.
1062 * varpool.c (varpool_get_node): New.
1063 (varpool_node): Update doubly linked lists.
1064 (varpool_remove_node): New.
1065 (dump_varpool_node): More dumping.
1066 (varpool_enqueue_needed_node): Update doubly linked lists.
1067 (decide_is_variable_needed): Kill ltrans hack.
1068 (varpool_finalize_decl): Kill lto hack.
1069 (varpool_assemble_decl): Skip decls in other partitions.
1070 (varpool_assemble_pending_decls): Update doubly linkes lists.
1071 (varpool_empty_needed_queue): Likewise.
1072 (varpool_extra_name_alias): Likewise.
1073 * lto-streamer.c (lto_get_section_name): Add vars section.
1074 * lto-streamer.h (lto_section_type): Update.
1075 (output_varpool, input_varpool): Declare.
1077 2010-04-28 Mike Stump <mikestump@comcast.net>
1079 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1081 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1083 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1084 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1085 (lto_input_ts_type_tree_pointers): Likewise.
1086 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1087 (lto_output_ts_type_tree_pointers): Likewise.
1089 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1091 Uniquization of constants at the Tree level
1092 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1093 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1095 (tree_output_constant_def): Declare.
1096 * gimplify.c (gimplify_init_constructor): When using block copy, first
1097 uniquize the constant constructor on the RHS.
1098 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1099 DECL_IN_CONSTANT_POOL flag.
1100 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1101 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1103 (assemble_variable): Deal with symbols belonging to the tree constant
1105 (get_constant_section): Add ALIGN parameter and simplify.
1106 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1107 (assemble_constant_contents): Use the expression of the VAR_DECL.
1108 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1109 (tree_output_constant_def): New global function.
1110 (mark_constant): Use the expression of the VAR_DECL.
1111 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1113 (output_object_block): Likewise and assemble the expression.
1115 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1117 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1118 hash_tree, eq_tree): New tree hash table.
1119 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1120 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1121 lto_orig_address_remove): Reimplement.
1123 2010-04-28 Xinliang David Li <davidxl@google.com>
1126 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1127 (compute_uninit_opnds_pos): New function.
1128 (is_non_loop_exit_postdominating): New function.
1129 (compute_control_dep_chain): New function.
1130 (find_pdom): New function.
1131 (convert_control_dep_chain_into_preds): New function.
1132 (find_predicates): New function.
1133 (find_control_equiv_block): New function.
1134 (collect_phi_def_edges): New function.
1135 (find_def_preds): New function.
1136 (find_dom): New function.
1137 (dump_predicates): New function.
1138 (get_cmp_code): New function.
1139 (is_value_included_in): New function.
1140 (find_matching_predicate_in_rest_chains): New function.
1141 (use_pred_not_overlap_with_undef_path_pred): New function.
1142 (is_use_properly_guarded): New function.
1143 (normalize_cond_1): New function.
1144 (is_and_or_or): New function.
1145 (normalize_cond): New function.
1146 (is_gcond_subset_of): New function.
1147 (is_subset_of_any): New function.
1148 (is_or_set_subset_of): New function.
1149 (is_and_set_subset_of): New function.
1150 (is_norm_cond_subset_of): New function.
1151 (is_pred_expr_subset_of): New function.
1152 (is_pred_chain_subset_of): New function.
1153 (is_included_in): New function.
1154 (is_superset_of): New function.
1155 (find_uninit_use): New function.
1156 (warn_uninitialized_phi): New function.
1157 (compute_possibly_undefined_names): New function.
1158 (ssa_undefined_value_p): New function.
1159 (execute_late_warn_uninitialized): New function.
1160 * tree-ssa.c (ssa_undefined_value_p): Removed.
1161 (warn_uninit): Changed to extern.
1162 (warn_uninitialized_phi): Removed.
1163 (warn_uninitialized_vars): Changed to extern.
1164 (execute_late_warn_uninitialized): Removed
1165 * tree-flow.h: Add new prototypes.
1166 * timevar.def: Add new time variable.
1167 * Makefile.in: Add new build file.
1169 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1171 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1174 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1177 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1179 2010-04-28 Martin Jambor <mjambor@suse.cz>
1181 * cgraph.h (struct cgraph_node): New field indirect_calls.
1182 (struct cgraph_indirect_call_info): New type.
1183 (struct cgraph_edge): Removed field indirect_call. New fields
1184 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1185 (cgraph_create_indirect_edge): Declare.
1186 (cgraph_make_edge_direct): Likewise.
1187 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1188 * ipa-prop.h (struct ipa_param_call_note): Removed.
1189 (struct ipa_node_params): Removed field param_calls.
1190 (ipa_create_all_structures_for_iinln): Declare.
1191 * cgraph.c: Described indirect edges and uids in initial comment.
1192 (cgraph_add_edge_to_call_site_hash): New function.
1193 (cgraph_edge): Search also among the indirect edges, use
1194 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1195 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1196 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1198 (initialize_inline_failed): Assign a reason to indirect edges.
1199 (cgraph_create_edge_1): New function.
1200 (cgraph_create_edge): Moved some functionality to
1201 cgraph_create_edge_1.
1202 (cgraph_create_indirect_edge): New function.
1203 (cgraph_edge_remove_callee): Add an assert checking for
1205 (cgraph_edge_remove_caller): Special-case indirect edges.
1206 (cgraph_remove_edge): Likewise.
1207 (cgraph_set_edge_callee): New function.
1208 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1209 (cgraph_make_edge_direct): New function.
1210 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1211 the declaration of the call statement matches.
1212 (cgraph_node_remove_callees): Special-case indirect edges.
1213 (cgraph_clone_edge): Likewise.
1214 (cgraph_clone_node): Clone also the indirect edges.
1215 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1216 indirect_call, dump count of indirect_calls edges.
1217 * ipa-prop.c (iinlining_processed_edges): New variable.
1218 (ipa_note_param_call): Create indirect edges instead of
1219 creating notes. New parameter node.
1220 (ipa_analyze_call_uses): New parameter node, pass it on to
1221 ipa_note_param_call.
1222 (ipa_analyze_stmt_uses): Likewise.
1223 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1224 (print_edge_addition_message): Work on edges rather than on notes.
1225 (update_call_notes_after_inlining): Likewise, renamed to
1226 update_indirect_edges_after_inlining.
1227 (ipa_create_all_structures_for_iinln): New function.
1228 (ipa_free_node_params_substructures): Do not free notes.
1229 (ipa_edge_duplication_hook): Propagate bits within
1230 iinlining_processed_edges bitmap.
1231 (ipa_node_duplication_hook): Do not duplicate notes.
1232 (free_all_ipa_structures_after_ipa_cp): Renamed to
1233 ipa_free_all_structures_after_ipa_cp.
1234 (free_all_ipa_structures_after_iinln): Renamed to
1235 ipa_free_all_structures_after_iinln.g
1236 (ipa_write_param_call_note): Removed.
1237 (ipa_read_param_call_note): Removed.
1238 (ipa_write_indirect_edge_info): New function.
1239 (ipa_read_indirect_edge_info): Likewise.
1240 (ipa_write_node_info): Do not stream notes, do stream information
1242 (ipa_read_node_info): Likewise.
1243 (lto_ipa_fixup_call_notes): Removed.
1244 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1245 * ipa-inline.c (pass_ipa_inline): Likewise.
1246 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1247 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1248 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1250 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1252 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1253 (output_cgraph): Stream also indirect edges.
1254 (lto_output_edge): Added capability to stream indirect edges.
1255 (input_edge): Likewise.
1256 (input_cgraph_1): Likewise.
1257 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1260 2010-04-28 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/43879
1263 PR tree-optimization/43909
1264 * tree-ssa-structalias.c (struct variable_info): Add
1265 only_restrict_pointers flag.
1266 (new_var_info): Initialize it. Increment stats.total_vars here.
1267 (create_function_info_for): Do not increment stats.total_vars
1269 (get_function_part_constraint): Fix build with C++.
1270 (insert_into_field_list): Remove.
1271 (push_fields_onto_fieldstack): Properly merge fields.
1272 (create_variable_info_for): Split and simplify.
1273 (create_variable_info_for_1): New piece.
1274 (intra_create_variable_infos): Properly make restrict constraints
1277 2010-04-28 Richard Guenther <rguenther@suse.de>
1280 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1282 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1283 Jan Hubicka <hubicka@ucw.cz>
1285 * doc/invoke.texi (-Wsuggest-attribute=const,
1286 -Wsuggest-attribute=pure): Document.
1287 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1288 (function_always_visible_to_compiler_p,
1289 suggest_attribute, warn_function_pure, warn_function_const):
1291 (check_call): Improve debug info.
1292 (analyze_function): Do not check availability.
1293 (add_new_function): Check availability.
1294 (propagate): Output warnings.
1295 (skip_function_for_local_pure_const): New function.
1296 (local_pure_const): Use it; output warnings.
1297 * common.opt (Wsuggest-attribute=const,
1298 Wsuggest-attribute=pure): New.
1300 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1302 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1303 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1304 or DW_CFA_def_cfa_offset{,_sf}.
1306 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1308 * tree.h: Fix truncated long macros.
1310 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1312 * collect2.c (TARGET_64BIT): Redefine to target's default.
1313 * tlink.c: Likewise.
1314 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1315 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1316 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1317 for underscoring __USER_LABEL_PREFIX__.
1318 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1319 (SUB_LINK_ENTRY32): New.
1320 (SUB_LINK_ENTRY64): New.
1321 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1322 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1323 (SUB_LINK_ENTRY64): New.
1324 (SUB_LINK_ENTRY): New.
1325 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1326 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1327 x64 target is choosen.
1328 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1329 * configure: Regenerated.
1330 * configure.ac (leading-mingw64-underscores): Option added.
1332 2010-04-27 Jan Hubicka <jh@suse.cz>
1334 * doc/invoke.texi (-fipa-profile): Document.
1335 * opts.c (decode_options): Enable ipa-profile at -O1.
1336 * timevar.def (TV_IPA_PROFILE): Define.
1337 * common.opt (fipa-profile): Add.
1338 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1340 (cgraph_propagate_frequency): Handle only local ones.
1341 * tree-pass.h (pass_ipa_profile): Declare.
1342 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1343 (pass_ipa_profile): Use TV_IPA_PROFILE.
1344 * ipa.c (ipa_profile): New function.
1345 (gate_ipa_profile): Likewise.
1346 (pass_ipa_profile): New global variable.
1347 * passes.c (pass_ipa_profile): New.
1349 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1351 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1353 2010-04-27 Martin Jambor <mjambor@suse.cz>
1356 * ipa.c (dissolve_same_comdat_group_list): New function.
1357 (function_and_variable_visibility): Call
1358 dissolve_same_comdat_group_list when comdat group contains external or
1360 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1361 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1363 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1365 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1366 (const_hash_1) <VECTOR_CST>: New case.
1367 (compare_constant) <VECTOR_CST>: Likewise.
1368 <ADDR_EXPR>: Deal with LABEL_REFs.
1369 (copy_constant) <VECTOR_CST>: New case.
1371 2010-04-27 Jan Hubicka <jh@suse.cz>
1373 * cgraph.c (cgraph_propagate_frequency): New function.
1374 * cgraph.h (cgraph_propagate_frequency): Declare.
1375 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1376 cgraph_propagate_frequency.
1378 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1380 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1382 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1385 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1386 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1387 here to determine which regs to push and how much stack to reserve.
1389 2010-04-27 Jie Zhang <jie@codesourcery.com>
1391 * doc/gimple.texi (gimple_statement_with_ops): Remove
1392 addresses_taken field.
1393 (gimple_statement_with_memory_ops): Likewise.
1395 2010-04-27 Jan Hubicka <jh@suse.cz>
1397 * tree-inline.c (eni_inlining_weights): Remove.
1398 (estimate_num_insns): Special case more builtins.
1400 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1403 * c-typeck.c (build_binary_op): Move forward check for comparison
1404 pointer with null pointer constant and adjust the diagnostic message.
1406 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1409 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1410 binutils supports extended .section directive needed by LTO, or
1411 warn if older binutils found.
1412 (LTO_BINARY_READER): New AC_SUBST'd variable.
1413 (LTO_USE_LIBELF): Likewise.
1414 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1416 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1417 (LTO_USE_LIBELF): Likewise.
1418 * configure: Regenerate.
1420 * collect2.c (is_elf): Rename from this ...
1421 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1422 object files in addition to ELF-formatted ones.
1423 (scan_prog_file): Caller updated. Also allow for LTO info marker
1424 symbol to be prefixed or not by an extra underscore.
1426 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1427 * config/i386/winnt.c: Also #include lto-streamer.h
1428 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1430 (i386_pe_asm_output_aligned_decl_common): Add comment.
1431 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1433 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1436 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1437 Add missing earlyclobber for second alternative.
1439 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1441 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1442 bits for artificial defs at the top of the block.
1443 * fwprop.c (single_def_use_enter_block): Don't call it.
1445 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1448 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1449 instead of "$gcc_cv_objdump -T".
1450 Use "-undefined dynamic_lookup" on darwin.
1451 * gcc/configure: Regenerate.
1453 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1456 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1458 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1460 * c-parser.c (struct c_token): Move location field up.
1461 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1462 (struct c_declspecs): Convert typespec_word, storage_class, and
1463 default_int_p into bitfields.
1464 (struct c_declarator): Move loc field up.
1466 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1468 * cfgloop.h (struct loop): Move can_be_parallel field up.
1469 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1470 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1472 (struct iv_cand): Convert pos field into a bitfield.
1473 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1475 (struct _stmt_vec_info): Shuffle fields for better packing.
1477 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1479 * varasm.c (IN_NAMED_SECTION): Remove guard.
1480 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1481 (IN_NAMED_SECTION_P): ...this.
1482 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1483 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1485 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1487 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1488 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1489 of shadowing it. Fix comments.
1491 2010-04-26 Jan Hubicka <jh@suse.cz>
1493 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1494 (cgraph_clone_node): Copy function frequency.
1495 * cgraph.h (node_frequency): New enum
1496 (struct cgraph_node): Add.
1497 * final.c (rest_of_clean_state): Update.
1498 * lto-cgraph.c (lto_output_node): Output node frequency.
1499 (input_overwrite_node): Input node frequency.
1500 * tre-ssa-loop-ivopts (computation_cost): Update.
1501 * lto-streamer-out.c (output_function): Do not output function
1503 * predict.c (maybe_hot_frequency_p): Update and handle functions
1505 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1507 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1508 (compute_function_frequency): Set noreturn functions to be executed
1510 (choose_function_section): Update.
1511 * lto-streamer-in.c (input_function): Do not input function frequency.
1512 * function.c (allocate_struct_function): Do not initialize function
1514 * function.h (function_frequency): Remove.
1515 (struct function): Remove function frequency.
1516 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1517 (try_update): Update.
1518 * tree-inline.c (initialize_cfun): Do not update function frequency.
1519 * passes.c (pass_init_dump_file): Update.
1520 * i386.c (ix86_compute_frame_layout): Update.
1521 (ix86_pad_returns): Update.
1523 2010-04-26 Jie Zhang <jie@codesourcery.com>
1525 PR tree-optimization/43833
1526 * tree-vrp.c (range_int_cst_p): New.
1527 (range_int_cst_singleton_p): New.
1528 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1529 when both operands are constants. Use range_int_cst_p in
1532 2010-04-26 Jan Hubicka <jh@suse.cz>
1534 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1536 2010-04-26 Richard Guenther <rguenther@suse.de>
1539 * gimple.c (gimple_decl_printable_name): Deal gracefully
1540 with a NULL DECL_NAME.
1542 2010-04-26 Richard Guenther <rguenther@suse.de>
1545 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1546 if emitting debug information and it is either a function
1547 or a namespace decl.
1549 2010-04-26 Ira Rosen <irar@il.ibm.com>
1551 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1552 determine if the statement is vectorizable, and a macro to access it.
1553 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1554 Skip statements that can't be vectorized. If the analysis fails,
1555 mark the statement as unvectorizable if vectorizing basic block.
1556 (vect_compute_data_refs_alignment): Likewise.
1557 (vect_verify_datarefs_alignment): Skip statements marked as
1558 unvectorizable. Add print.
1559 (vect_analyze_group_access): Skip statements that can't be
1560 vectorized. If the analysis fails, mark the statement as
1561 unvectorizable if vectorizing basic block.
1562 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1563 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1564 generated stmts for SLP.
1565 (new_stmt_vec_info): Initialize the new field.
1566 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1567 statements marked as unvectorizable.
1569 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1571 * c-common.c (flag_isoc1x): New.
1572 (flag_isoc99): Update comment.
1573 * c-common.h (flag_isoc1x): New.
1574 (flag_isoc99): Update comment.
1575 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1576 __<type>_DECIMAL_DIG__.
1577 * c-opts.c (set_std_c1x): New.
1578 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1579 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1580 * c.opt (-std=c1x, -std=gnu1x): New options.
1581 * doc/cpp.texi: Mention -std=c1x.
1582 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1583 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1584 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1585 * doc/standards.texi: Mention C1X.
1586 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1587 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1588 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1591 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1594 placeholder from 0x%x to %#x.
1595 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1596 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1597 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1598 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1599 * config/i386/i386.c (ix86_target_string): Ditto.
1600 (output_pic_addr_const): Ditto.
1601 (print_operand): Ditto.
1603 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1605 * combine.c (find_split_point): Add third argument. Use it
1606 to find nested multiply-accumulate instructions. Adjust calls.
1607 (try_combine): Adjust call to find_split_point.
1609 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1611 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1613 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1615 PR tree-optimization/41442
1616 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1617 (fold_binary_loc): Call it.
1619 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1622 * opts.c (common_handle_option): Allow disabling it.
1623 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1625 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1627 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1628 between modes if both types are integral.
1630 2010-04-23 Richard Guenther <rguenther@suse.de>
1632 PR tree-optimization/43572
1633 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1635 2010-04-23 Richard Guenther <rguenther@suse.de>
1638 * tree-inline.c (tree_can_inline_p): Also check compatibility
1641 2010-04-23 Martin Jambor <mjambor@suse.cz>
1643 PR tree-optimization/43846
1644 * tree-sra.c (struct access): New flag grp_assignment_read.
1645 (build_accesses_from_assign): Set grp_assignment_read.
1646 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1647 (enum mark_read_status): New type.
1648 (analyze_access_subtree): Propagate grp_assignment_read, create
1649 accesses also if both direct_read and root->grp_assignment_read.
1651 2010-04-23 Martin Jambor <mjambor@suse.cz>
1654 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1655 function does not have type attributes.
1657 2010-04-23 Richard Guenther <rguenther@suse.de>
1660 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1663 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1665 * sese.h (create_if_region_on_edge): Remove.
1667 * sese.c (create_if_region_on_edge): Make static.
1669 * tree-inline.c: Do not include ggc.h.
1671 * expr.c: Do not include ggc.h.
1673 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1676 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1679 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1680 in the middle of insns for casesi_worker_2.
1682 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1684 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1686 2010-04-22 Ira Rosen <irar@il.ibm.com>
1688 PR tree-optimization/43842
1689 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1690 loop unrolling in update of exit phis. Fix comment.
1691 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1692 least two reduction statements in the loop before starting SLP
1695 2010-04-22 Nick Clifton <nickc@redhat.com>
1697 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1699 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1701 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1704 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1706 * tree-parloops.c (loop_parallel_p): New argument
1707 parloop_obstack. Pass it down.
1708 (parallelize_loops): New variable parloop_obstack. Initialize it,
1709 pass it down, free it.
1711 * tree-loop-linear.c (linear_transform_loops): Pass down
1714 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1715 of type struct obstack *.
1717 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1718 scratch_obstack. Initialize it, pass down, free it.
1720 * lambda.h (lambda_loop_new): Remove.
1721 (lambda_matrix_new, lambda_matrix_inverse)
1722 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1723 argument of type struct obstack *.
1725 * lambda-trans.c (lambda_trans_matrix_new): New argument
1726 lambda_obstack. Pass it down, use obstack allocation for ret.
1727 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1730 * lambda-mat.c (lambda_matrix_get_column)
1731 (lambda_matrix_project_to_null): Remove.
1732 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1734 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1737 * lambda-code.c (lambda_loop_new): New function.
1738 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1739 (lambda_compute_auxillary_space, lambda_compute_target_space)
1740 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1741 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1742 (build_access_matrix): New argument lambda_obstack. Use obstack
1744 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1745 argument lambda_obstack. Pass it down.
1747 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1749 * optabs.h (expand_widening_mult): Declare.
1751 2010-04-22 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/43845
1754 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1755 lookup the CALL_EXPR function and arguments.
1757 2010-04-22 Nick Clifton <nickc@redhat.com>
1759 * config/stormy16/stormy16.c
1760 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1761 * config/stormy16/stormy16.h: Tidy up formatting.
1762 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1763 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1764 (ineqbranchsi): Delete pattern.
1765 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1766 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1767 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1768 stormy16-lib2-ucmpsi2.c.
1770 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1772 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1773 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1774 extra set merge_set_noclobber, and use it to relax the final test
1776 * df.h (df_simulate_find_noclobber_defs): Declare.
1777 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1779 (df_simulate_find_noclobber_defs): New function.
1781 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.md: Use {} around multi-line preparation statements.
1785 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1787 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1788 (process_init_element): New argument of type struct obstack *.
1790 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1791 (set_init_index, set_init_label, set_nonincremental_init)
1792 (set_nonincremental_init_from_string, find_init_member)
1793 (output_init_element, output_pending_init_elements)
1794 (process_init_element): New argument braced_init_obstack. Pass it
1796 (push_range_stack, add_pending_init): New argument
1797 braced_init_obstack. Use obstack allocation.
1799 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1800 braced_init_obstack. Pass it down.
1801 (c_parser_braced_init): New variables ret, braced_init_obstack.
1802 Initialize obstack, pass it down and finally free it.
1804 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1807 * tree-pass.h (pass_optimize_widening_mul): Declare.
1808 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1809 gate_optimize_widening_mul): New static functions.
1810 (pass_optimize_widening_mul): New.
1811 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1812 <case MULT_EXPR>: Remove support for widening multiplies.
1813 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1814 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1815 simplify_gen_unary rather than directly building extensions.
1816 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1818 * expmed.c (expand_widening_mult): New function.
1819 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1821 2010-04-21 Jan Hubicka <jh@suse.cz>
1823 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1824 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1825 * lto-wpa-fixup.c: Remove.
1826 * Makefile.in (lto-wpa-fixup.o): Remove.
1827 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1828 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1829 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1831 2010-04-21 Jan Hubicka <jh@suse.cz>
1833 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1834 add write_optimization_summary, read_optimization_summary.
1835 (ipa_write_summaries_of_cgraph_node_set): Remove.
1836 (ipa_write_optimization_summaries): Declare.
1837 (ipa_read_optimization_summaries): Declare.
1838 * ipa-cp.c (pass_ipa_cp): Update.
1839 * ipa-reference.c (pass_ipa_reference): Update.
1840 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1841 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1843 * ipa-inline.c (pass_ipa_inline): Update.
1844 * ipa.c (pass_ipa_whole_program): Update.
1845 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1846 * passes.c (ipa_write_summaries_1): Do not test wpa.
1847 (ipa_write_optimization_summaries_1): New.
1848 (ipa_write_optimization_summaries): New.
1849 (ipa_read_summaries): Do not test ltrans.
1850 (ipa_read_optimization_summaries_1): New.
1851 (ipa_read_optimization_summaries): New.
1853 2010-04-21 Jan Hubicka <jh@suse.cz>
1855 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1857 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1859 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1862 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1863 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1865 2010-04-21 Jan Hubicka <jh@suse.cz>
1867 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1869 2010-04-21 Jan Hubicka <jh@suse.cz>
1871 * varpool.c (decide_is_variable_needed): Variable is always needed
1874 2010-04-21 Jan Hubicka <jh@suse.cz>
1876 * opts.c (decode_options): Enable pure-const pass for whopr.
1878 2010-04-21 Jan Hubicka <jh@suse.cz>
1880 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1881 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1883 (cgraph_decide_inlining): Do not expect callee to be removed in all
1886 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1888 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1890 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1893 amdfam10_decode attributes.
1895 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1898 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1899 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1900 (lower_copyprivate_clauses): Use private var in outer
1901 context instead of original var. Make sure the types
1902 are correct for VLAs.
1904 2010-04-21 Richard Guenther <rguenther@suse.de>
1906 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1907 to non-pointer objects.
1909 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1911 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1912 last chain entry if it starts with the still current label.
1913 (add_location_or_const_value_attribute): Check that
1914 loc_list->first->next is NULL instead of comparing ->first with ->last.
1915 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1916 to add_var_loc_to_decl.
1918 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1919 >= 4 add also address size and segment size fields into CIE header.
1921 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1922 long as address size is the same as sizeof (void *) and
1924 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1925 address size or segment size is unexpected, return DW_EH_PE_omit.
1926 (classify_object_over_fdes): If get_cie_encoding returned
1927 DW_EH_PE_omit, return -1.
1928 (init_object): If classify_object_over_fdes returned -1,
1929 pretend there were no FDEs at all.
1931 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1934 bswap{si,di}2 using SWI48 mode iterator.
1935 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1936 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1937 set modrm attribute of bswap insn to 0 and remove length attribute.
1938 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1939 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1940 set mode attribute to <MODE> and remove length attribute.
1942 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1944 PR rtl-optimization/43520
1945 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1946 zero available registers.
1948 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1950 * builtins.c (fold_builtin_cproj): Fold more cases.
1952 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1954 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1955 (fold_builtin_1): Fold builtin cproj.
1956 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1957 Use ATTR_CONST_NOTHROW_LIST.
1959 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1962 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1963 ffsi2_no_cmove for !TARGET_CMOVE.
1964 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1965 (ffssi2): Remove expander.
1966 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1968 (ctz<mode>2): Ditto from ctz{si,di}2.
1969 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1971 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1974 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1976 * dwarf2out.c (AT_linkage_name): Define.
1977 (clone_as_declaration): Handle DW_AT_linkage_name.
1978 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1979 of DW_AT_MIPS_linkage_name.
1980 (move_linkage_attr): Likewise.
1981 (dwarf2out_finish): Likewise.
1983 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1986 * fold-const.c (fold_comparison): New folding rule.
1988 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1990 * double-int.h (double_int_setbit): Declare.
1991 * double-int.c (double_int_setbit): New function.
1992 * rtl.h (immed_double_int_const): Declare.
1993 * emit-rtl.c (immed_double_int_const): New function.
1994 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1995 and immed_double_int_const functions.
1996 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1997 expand_copysign_bit): (Ditto.).
1998 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1999 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2000 * dojump.c (prefer_and_bit_test): (Ditto.).
2001 * expr.c (convert_modes, reduce_to_bit_field_precision,
2002 const_vector_from_tree): (Ditto.).
2003 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2005 2010-04-20 Jan Hubicka <jh@suse.cz>
2007 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2008 (dump_cgraph_node): Dump new flags.
2009 * cgraph.h (struct cgraph_node): Add flags
2010 reachable_from_other_partition and in_other_partition.
2011 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2012 other partition can not be removed.
2013 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2014 the other partition must be output; silence sanity checking on
2015 leaking functions bodies from other paritition.
2016 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2017 (lto_output_node): Output new flags; do not sanity check that inline
2018 clones are output; drop lto_forced_extern_inline_p code; do not mock
2019 visibility flags at partition boundaries.
2020 (add_node_to): New function.
2021 (output_cgraph): Use it to sort functions so masters appear before
2023 (input_overwrite_node): Input new flags.
2024 * passes.c (ipa_write_summaries): Do not call
2025 lto_new_extern_inline_states.
2026 * lto-section-out.c (forced_extern_inline,
2027 lto_new_extern_inline_states lto_delete_extern_inline_states,
2028 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2029 * lto-streamer.h (lto_new_extern_inline_states,
2030 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2031 lto_forced_extern_inline_p): Kill.
2033 2010-04-20 Richard Guenther <rguenther@suse.de>
2035 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2036 from vars that can have pointers.
2037 (process_constraint): Dump useless constraints.
2039 2010-04-20 Richard Guenther <rguenther@suse.de>
2041 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2042 (dump_sa_points_to_info): Remove asserts.
2043 (init_base_vars): nothing_id isn't an escape point nor does it
2046 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2048 * tree.h (TYPE_REF_IS_RVALUE): Define.
2049 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2050 should_move_die_to_comdat, prune_unused_types_walk): Handle
2051 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2052 (modified_type_die, gen_reference_type_die): Emit
2053 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2054 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2056 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2059 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2060 calls for -fpic -m31 if they have been sibcall optimized.
2062 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2064 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2065 ar.lc fixed and call-used.
2067 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2069 2010-04-19 Jan Hubicka <jh@suse.cz>
2071 * opts.c (decode_options): Disable whpr incompatible passes.
2072 * lto/lto.c (lto_1_to_1_map): Skip clones.
2073 (read_cgraph_and_symbols): Do not mark everything as needed.
2074 (do_whole_program_analysis): Do map only after optimizing;
2075 set proper cgraph_state; use passmanager.
2077 2010-04-19 DJ Delorie <dj@redhat.com>
2079 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2080 POINTER_PLUS_EXPR and fix them.
2082 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2084 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2085 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2086 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2087 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2088 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2089 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2090 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2091 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2092 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2093 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2094 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2096 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2098 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2099 (check_cond_move_block): Likewise.
2100 (cond_move_process_if_block): Likewise.
2101 (noce_find_if_block): Improve formatting.
2102 (find_if_header): Pass 0 to memset and tweak conditions.
2103 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2105 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2107 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2111 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2112 with non-local decl doesn't need chain.
2114 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2116 * ira-color.c (allocno_reload_assign): Avoid accumulating
2117 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2119 2010-04-19 Martin Jambor <mjambor@suse.cz>
2121 * gimple.h (create_tmp_reg): Declare.
2122 * gimplify.c (create_tmp_reg): New function.
2123 (gimplify_return_expr): Use create_tmp_reg.
2124 (gimplify_omp_atomic): Likewise.
2125 (gimple_regimplify_operands): Likewise.
2126 * tree-dfa.c (make_rename_temp): Likewise.
2127 * tree-predcom.c (predcom_tmp_var): Likewise.
2128 (reassociate_to_the_same_stmt): Likewise.
2129 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2130 (get_replaced_param_substitute): Likewise.
2131 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2132 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2133 * tree-ssa-pre.c (get_representative_for): Likewise.
2134 (create_expression_by_pieces): Likewise.
2135 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2136 (create_tailcall_accumulator): Likewise.
2138 2010-04-19 Martin Jambor <mjambor@suse.cz>
2140 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2142 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2144 2010-04-19 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/43796
2147 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2148 from SCEV in the lattice.
2149 (vrp_visit_phi_node): Dump change.
2151 2010-04-19 Richard Guenther <rguenther@suse.de>
2153 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2154 * configure: Re-generated.
2156 2010-04-19 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/43783
2159 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2160 constant ARRAY_REF operands two and three if possible.
2162 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2167 2010-04-19 Jie Zhang <jie@codesourcery.com>
2170 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2172 2010-04-19 Ira Rosen <irar@il.ibm.com>
2174 PR tree-optimization/37027
2175 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2176 and macro to access it.
2177 (vectorizable_reduction): Add argument.
2178 (vect_get_slp_defs): Likewise.
2179 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2180 statements for possible use in SLP.
2181 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2182 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2183 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2185 (vectorizable_reduction): Likewise.
2186 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2188 (vectorizable_type_demotion, vectorizable_type_promotion,
2189 vectorizable_store): Likewise.
2190 (vect_analyze_stmt): Update call to vectorizable_reduction.
2191 (vect_transform_stmt): Likewise.
2192 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2193 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2194 from different interleaving chains in same node.
2195 (vect_slp_rearrange_stmts): New function.
2196 (vect_supported_load_permutation_p): Allow load permutations for
2197 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2198 inside SLP nodes if necessary.
2199 (vect_analyze_slp_instance): Handle reductions.
2200 (vect_analyze_slp): Try to build SLP instances originating from groups
2202 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2203 (vect_get_constant_vectors): Create initial vectors for reductions
2204 according to reduction code. Add new argument.
2205 (vect_get_slp_defs): Add new argument, pass it to
2206 vect_get_constant_vectors.
2207 (vect_schedule_slp_instance): Remove SLP tree root statements.
2209 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2211 * tree.h (ENUM_IS_SCOPED): Define.
2212 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2213 for ENUM_IS_SCOPED enums.
2215 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2217 * fold-const.c (fold_comparison): Use ssizetype.
2218 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2219 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2220 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2221 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2223 * tree.h (initialize_sizetypes): Remove parameter.
2224 (build_common_tree_nodes): Remove second parameter.
2225 * stor-layout.c (initialize_sizetypes): Remove parameter.
2226 Always create an unsigned type.
2227 (set_sizetype): Assert that the passed type is unsigned and simplify.
2228 * tree.c (build_common_tree_nodes): Remove second parameter.
2229 Adjust call to initialize_sizetypes.
2230 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2231 build_common_tree_nodes.
2233 2010-04-18 Matthias Klose <doko@ubuntu.com>
2235 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2237 2010-04-18 Ira Rosen <irar@il.ibm.com>
2239 PR tree-optimization/43771
2240 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2241 load permutation doesn't have gaps.
2243 2010-04-18 Jan Hubicka <jh@suse.cz>
2245 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2246 (sse_prologue_save_insn expander): Use new pattern.
2247 (sse_prologue_save_insn1): New pattern and splitter.
2248 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2250 * i386.c (setup_incoming_varargs_64): Do not compute jump
2252 (ix86_gimplify_va_arg): Update alignment needed.
2253 (ix86_local_alignment): Do not align all local arrays to 128bit.
2255 2010-04-17 Jan Hubicka <jh@suse.cz>
2257 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2259 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2261 * arm.md (negdi2): Remove redundant code to force values into a
2264 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2266 * arm/bpabi.S: Add EABI alignment attributes to objects.
2267 * arm/bpabi-v6m.S: Likewise.
2268 * arm/crti.asm: Likewise.
2269 * arm/crtn.asm: Likewise.
2270 * arm/lib1funcs.asm: Likewise.
2271 * arm/libunwind.S: Likewise.
2273 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2275 * arm-protos.h (tune_params): New structure.
2276 * arm.c (current_tune): New variable.
2277 (arm_constant_limit): Delete.
2278 (struct processors): Add pointer to the tune parameters.
2279 (arm_slowmul_tune): New tuning option.
2280 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2281 (all_cores): Adjust to pick up the tuning model.
2282 (arm_constant_limit): New function.
2283 (arm_override_options): Select the appropriate tuning model. Delete
2284 initialization of arm_const_limit.
2285 (arm_split_constant): Use the new constant-limit model.
2286 (arm_rtx_costs): Pick up the current tuning model.
2287 * arm.md (is_strongarm, is_xscale): Delete.
2288 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2289 for Xscale variant architectures.
2290 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2292 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2294 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2296 (arm_rtx_costs_1): Remove unused variable extra_cost.
2297 (arm_unwind_emit_set): Use variable offset.
2298 (thumb1_output_casesi): Remove unused variable flags.
2300 2010-04-16 Jeff Law <law@redhat.com>
2302 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2303 needing assignment rather than doing a two-phase assignment. Remove
2304 unused variable 'm'.
2306 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2309 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2311 2010-04-16 Doug Kwan <dougkwan@google.com>
2313 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2314 (next_operand_entry_id): New static variable.
2315 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2316 (add_to_ops_vec): Assigned unique ID to operand entry.
2317 (struct oecount_s): New field ID.
2318 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2319 (undistribute_ops_list): Assign unique IDs to oecounts.
2320 (init_reassoc): reset next_operand_entry_id.
2322 2010-04-16 Doug Kwan <dougkwan@google.com>
2324 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2325 missing left parenthesis.
2327 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2330 *btdi_rex64 using SWI48 mode iterator.
2331 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2332 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2333 *jcc_btdi_mask_rex64.
2335 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2337 * double-int.h (tree_to_double_int): Convert to macro.
2338 * double-int.c (tree_to_double_int): Remove.
2340 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2343 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2344 with want_address 2 and in case a single element list might be
2345 possible, call it again with want_address 0.
2347 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2349 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2350 case 'W' print operands for HI mode.
2351 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2352 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2353 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2354 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2356 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2358 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2359 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2360 #xx:3 and #xx:4 mode.
2362 * config/h8300/h8300.md (inverted load with HImode dest): Add
2363 support for H8300SX.
2365 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2366 satisfy 'U' constraint.
2368 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2370 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2371 * configure: Regenerate.
2372 * config.in: Regenerate.
2373 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2376 2010-04-16 Richard Guenther <rguenther@suse.de>
2378 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2379 (struct tree_decl_common): ... here.
2380 (DECL_PT_UID): Adjust.
2381 (SET_DECL_PT_UID): Likewise.
2382 (DECL_PT_UID_SET_P): Likewise.
2384 2010-04-16 Richard Guenther <rguenther@suse.de>
2386 PR tree-optimization/43572
2387 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2388 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2389 * tree-flow.h (is_call_clobbered): Remove.
2390 * tree-flow-inline.h (is_call_clobbered): Likewise.
2391 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2392 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2393 (execute_return_slot_opt): Adjust.
2394 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2395 check for call clobbered vars here.
2396 (find_tail_calls): Move tailcall verification to the
2399 2010-04-16 Diego Novillo <dnovillo@google.com>
2401 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2403 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2406 * config/arm/arm.md (cbranchqi4): New pattern.
2407 * config/arm/predicates.md (const0_operand,
2408 cbranchqi4_comparison_operator): New predicates.
2410 2010-04-16 Richard Guenther <rguenther@suse.de>
2412 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2413 (dump_gimple_stmt): Likewise.
2415 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2417 * recog.h (struct recog_data): New field is_operator.
2418 (struct insn_operand_data): New field is_operator.
2419 * recog.c (extract_insn): Set recog_data.is_operator.
2420 * genoutput.c (output_operand_data): Emit code to set the
2422 * reload.c (find_reloads): Use it rather than testing for an
2423 empty constraint string.
2426 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2427 If the previous insn is a cbranchsi4_insn with the same arguments,
2428 omit the compare instruction.
2430 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2431 register, inputs must be low registers and we need a low register
2432 scratch. Handle alternative 2 like alternative 3.
2434 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2436 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2437 don't call get_addr on both. If one expression is a VALUE and
2438 the other a REG, check VALUE's locs if the REG isn't among them.
2440 2010-04-16 Christian Bruel <christian.bruel@st.com>
2442 * config/sh/sh.h (sh_frame_pointer_required): New function.
2443 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2444 (flag_omit_frame_pointer) Set.
2445 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2446 (rounded_frame_size): Adjust size with outgoing_args_size.
2447 (sh_set_return_address): Must return from stack pointer.
2448 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2449 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2450 (ACCUMULATE_OUTGOING_ARGS): Define.
2451 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2452 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2454 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2457 * config/sh/sh.c (sh_legitimize_reload_address): Use
2458 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2459 Remove a unneeded check for offset_base.
2461 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2463 * configure: Regenerated.
2465 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2467 * config/s390/s390.c (s390_call_save_register_used): Switch back
2468 to HARD_REGNO_NREGS.
2470 2010-04-15 Richard Guenther <rguenther@suse.de>
2472 * alias.c (alias_set_subset_of): Handle alias-set zero
2475 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2476 Julian Brown <julian@codesourcery.com>
2478 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2479 alternatives according to use of high and low regs.
2480 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2481 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2482 optimizing for size on Thumb-2.
2484 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2486 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2488 2010-04-15 Richard Guenther <rguenther@suse.de>
2490 * tree-ssa-structalias.c (struct variable_info): Add
2492 (new_var_info): Initialize it.
2493 (dump_constraints): Support printing last added constraints.
2494 (debug_constraints): Adjust.
2495 (dump_constraint_graph): Likewise.
2496 (make_heapvar_for): Check for NULL cfun.
2497 (get_function_part_constraint): New function.
2498 (get_fi_for_callee): Likewise.
2499 (find_func_aliases): Properly implement IPA PTA constraints.
2500 (process_ipa_clobber): New function.
2501 (find_func_clobbers): Likewise.
2502 (insert_into_field_list_sorted): Remove.
2503 (create_function_info_for): Properly allocate vars for IPA mode.
2504 Do not use insert_into_field_list_sorted.
2505 (create_variable_info_for): Properly generate constraints for
2506 global vars in IPA mode.
2507 (dump_solution_for_var): Always dump the solution.
2508 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2509 (find_what_var_points_to): Adjust.
2510 (pt_solution_set): Change.
2511 (pt_solution_ior_into): New function.
2512 (pt_solution_empty_p): Export.
2513 (pt_solution_includes_global): Adjust.
2514 (pt_solution_includes_1): Likewise.
2515 (pt_solutions_intersect_1): Likewise.
2516 (dump_sa_points_to_info): Check some invariants.
2517 (solve_constraints): Move constraint dumping ...
2518 (compute_points_to_sets): ... here.
2519 (ipa_pta_execute): ... and here.
2520 (compute_may_aliases): Do not re-compute points-to info
2521 locally if IPA info is available.
2522 (ipa_escaped_pt): New global var.
2523 (ipa_pta_execute): Properly implement IPA PTA.
2524 * tree-into-ssa.c (dump_decl_set): Support dumping
2525 decls not in referenced-vars.
2526 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2527 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2528 (dump_points_to_solution): Likewise.
2529 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2530 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2531 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2532 (copy_decl_to_var): Copy DECL_PT_UID.
2533 (copy_result_decl_to_var): Likewise.
2534 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2535 (copy_node_stat): Copy it.
2536 * tree.h (DECL_PT_UID): New macro.
2537 (SET_DECL_PT_UID): Likewise.
2538 (DECL_PT_UID_SET_P): Likewise.
2539 (struct tree_decl_minimal): Add pt_uid member.
2540 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2541 (pt_solution_empty_p): Declare.
2542 (pt_solution_set): Adjust.
2543 (ipa_escaped_pt): Declare.
2544 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2545 * gimple-pretty-print.c (pp_points_to_solution): New function.
2546 (dump_gimple_call): Dump call clobber/use information.
2547 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2548 * tree-pass.h (TDF_ALIAS): New dump option.
2549 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2550 * doc/invoke.texi (-fipa-pta): Update documentation.
2552 2010-04-15 Richard Guenther <rguenther@suse.de>
2554 * Makefile.in (OBJS-common): Add gimple-fold.o.
2555 (gimple-fold.o): New rule.
2556 * tree.h (maybe_fold_offset_to_reference,
2557 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2559 * gimple.h: ... here.
2560 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2561 may_propagate_address_into_dereference): Move prototypes ...
2562 * gimple.h: ... here.
2563 * tree-ssa-ccp.c (get_symbol_constant_value,
2564 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2565 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2566 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2567 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2568 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2569 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2570 gimplify_and_update_call_from_tree): Move ...
2571 * gimple-fold.c: ... here. New file.
2572 (ccp_fold_builtin): Rename to ...
2573 (gimple_fold_builtin): ... this.
2574 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2576 2010-04-15 Richard Guenther <rguenther@suse.de>
2578 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2579 fit_double_type, force_fit_type_double, add_double_with_sign,
2580 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2581 lrotate_double, rrotate_double, div_and_round_double): Move ...
2582 * double-int.c: ... here.
2583 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2584 add_double, neg_double, mul_double_with_sign, mul_double,
2585 lshift_double, rshift_double, lrotate_double, rrotate_double,
2586 div_and_round_double): Move prototypes ...
2587 * double-int.h: ... here.
2589 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2592 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2593 matching constraints to ensure inputs match the output.
2595 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2598 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2599 in an input-only operand.
2601 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2603 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2604 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2605 (double_int_negative_p): Convert to static inline function.
2606 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2607 (double_int_negative_p): Remove.
2608 * tree.h (lshift_double, rshift_double):
2609 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2610 * fold-const.c (fold_convert_const_int_from_real,
2611 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2612 (lshift_double): Change type of arith argument to bool.
2613 (rshift_double): Change type of arith argument to bool. Correct
2615 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2617 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2620 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2621 at the start and end of the then/else blocks, and omit them from the
2623 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2624 argument; all callers changed. Pass zero to old_insns_match_p instead.
2625 (flow_find_head_matching_sequence): New function.
2626 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2627 * basic-block.h (flow_find_cross_jump,
2628 flow_find_head_matching_sequence): Declare functions.
2630 2010-04-14 Jason Merrill <jason@redhat.com>
2633 * c-common.c (attribute_takes_identifier_p): New fn.
2634 * c-common.h: Declare it.
2636 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2640 (*udivmod<mode>4): Ditto.
2642 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2644 * config/i386/i386.md (maxmin_int): Rename code attribute from
2645 maxminiprefix and update all users.
2646 (maxmin_float): Ditto from maxminfprefix.
2647 (logic): Ditto from logicprefix.
2648 (absneg_mnemonic): Ditto from absnegprefix.
2649 * config/i386/mmx.md: Update all users of maxminiprefix,
2650 maxminfprefix and logicprefix for rename.
2651 * config/i386/sse.md: Ditto.
2652 * config/i386/sync.md (sync_<code><mode>): Update for
2655 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2658 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2659 warnings converted to errors.
2661 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2663 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2664 used insn_type variable.
2665 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2666 to avoid set-but-not-used warning.
2668 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2670 * df-core.c (df_ref_debug): Change format string placeholder
2672 * dwarf2asm.c (dw2_asm_output_data_raw,
2673 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2674 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2675 * dwarf2out.c (output_cfi, output_cfi_directive,
2676 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2677 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2679 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2680 * print-rtl.c (print_rtx): Ditto.
2682 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2685 * builtins.c (expand_builtin_pow_root): New function to expand pow
2686 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2687 series of sqrt and cbrt calls under -ffast-math.
2688 (expand_builtin_pow): Call it.
2690 2010-04-14 Michael Matz <matz@suse.de>
2692 PR tree-optimization/42963
2693 * tree-cfg.c (touched_switch_bbs): New static variable.
2694 (group_case_labels_stmt): New function broken out from ...
2695 (group_case_labels): ... here, use the above.
2696 (start_recording_case_labels): Allocate touched_switch_bbs.
2697 (end_recording_case_labels): Deallocate it, call
2698 group_case_labels_stmt.
2699 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2701 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2706 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2708 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2710 2010-04-13 Jan Hubicka <jh@suse.cz>
2712 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2713 of optimized out static functions.
2714 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2715 cost computation. Also sanity check for overflows.
2716 (update_caller_keys): Update cgraph_edge_badness call; properly
2717 update fibheap and sanity check that it is up to date.
2718 (add_new_edges_to_heap): Update cgraph_edge_badness.
2719 (cgraph_decide_inlining_of_small_function): Likewise;
2720 add sanity checking that badness in heap is up to date;
2721 improve dumping of reason; Update badness of calls to the
2722 offline copy of function currently inlined; dump badness
2723 of functions not inlined because of unit growth limits.
2725 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2728 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2729 because of sign-extension change when converting to sizetype here...
2730 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2732 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2733 the folding to constants. Remove redundant final conversion.
2734 (fold_binary) <associate>: Do not associate if the re-association of
2735 constants alone overflows.
2736 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2737 to the end of the list.
2738 (multiple_of_p) <COND_EXPR>: New case.
2740 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2742 * opt-functions.awk (opt_sanitized_name): New.
2744 * optc-gen.awk: Use it
2745 * opth-gen.awk: Use it.
2747 2010-04-13 Martin Jambor <mjambor@suse.cz>
2749 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2750 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2751 children. Call replace_uses_with_default_def_ssa_name to handle
2754 2010-04-13 Michael Matz <matz@suse.de>
2757 * builtins.c (expand_builtin_interclass_mathfn): Also create
2758 a register if the predicate doesn't match.
2760 2010-04-13 Diego Novillo <dnovillo@google.com>
2762 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2763 * c-pch.c: Include timevar.h.
2764 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2765 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2766 * ggc-common.c: Include timevar.h.
2767 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2768 * timevar.def (TV_PCH_SAVE): Define.
2769 (TV_PCH_CPP_SAVE): Define.
2770 (TV_PCH_PTR_REALLOC): Define.
2771 (TV_PCH_PTR_SORT): Define.
2772 (TV_PCH_RESTORE): Define.
2773 (TV_PCH_CPP_RESTORE): Define.
2775 2010-04-13 Michael Matz <matz@suse.de>
2777 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2779 (can_reassociate_p): New function.
2780 (break_up_subtract_bb, reassociate_bb): Use it.
2782 2010-04-13 Richard Guenther <rguenther@suse.de>
2785 * builtins.c (c_readstr): Fix assert.
2787 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2790 when generating cltd insn.
2792 (*ashl<mode>3_1): Remove special handling for register operand 2.
2793 (*ashlsi3_1_zext): Ditto.
2794 (*ashlhi3_1): Ditto.
2795 (*ashlhi3_1_lea): Ditto.
2796 (*ashlqi3_1): Ditto.
2797 (*ashlqi3_1_lea): Ditto.
2798 (*<shiftrt_insn><mode>3_1): Ditto.
2799 (*<shiftrt_insn>si3_1_zext): Ditto.
2800 (*<shiftrt_insn>qi3_1_slp): Ditto.
2801 (*<rotate_insn><mode>3_1): Ditto.
2802 (*<rotate_insn>si3_1_zext): Ditto.
2803 (*<rotate_insn>qi3_1_slp): Ditto.
2805 2010-04-13 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-structalias.c (callused_id): Remove.
2808 (call_stmt_vars): New.
2809 (get_call_vi): Likewise.
2810 (lookup_call_use_vi): Likewise.
2811 (lookup_call_clobber_vi): Likewise.
2812 (get_call_use_vi): Likewise.
2813 (get_call_clobber_vi): Likewise.
2814 (make_transitive_closure_constraints): Likewise.
2815 (handle_const_call): Adjust to do per-call call-used handling.
2816 (handle_pure_call): Likewise.
2817 (find_what_var_points_to): Remove general callused handling.
2818 (init_base_vars): Likewise.
2819 (init_alias_vars): Initialize call_stmt_vars.
2820 (compute_points_to_sets): Process call-used and call-clobbered
2821 vars for call statements.
2822 (delete_points_to_sets): Free call_stmt_vars.
2824 2010-04-13 Richard Guenther <rguenther@suse.de>
2826 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2827 Only add RW dependence for dependence distance zero.
2828 Adjust maximal vectorization factor according to dependences.
2829 Move alignment handling ...
2830 (vect_find_same_alignment_drs): ... here. New function.
2831 (vect_analyze_data_ref_dependences): Adjust.
2832 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2833 (vect_analyze_data_refs): Adjust minimal vectorization factor
2834 according to data references.
2835 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2836 dependences before determining the vectorization factor.
2837 Analyze alignment after determining the vectorization factor.
2838 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2839 dependences before alignment.
2840 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2842 (vect_analyze_data_refs): Likewise.
2843 (MAX_VECTORIZATION_FACTOR): New define.
2845 2010-04-13 Duncan Sands <baldrick@free.fr>
2847 * except.h (lang_eh_type_covers): Remove.
2848 * except.c (lang_eh_type_covers): Likewise.
2850 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2851 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2853 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2854 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2855 UNITS_PER_LONG where it is ABI relevant.
2856 (s390_return_addr_rtx): Likewise.
2857 (s390_back_chain_rtx): Likewise.
2858 (s390_frame_area): Likewise.
2859 (s390_frame_info): Likewise.
2860 (s390_initial_elimination_offset): Likewise.
2861 (save_gprs): Likewise.
2862 (s390_emit_prologue): Likewise.
2863 (s390_emit_epilogue): Likewise.
2864 (s390_function_arg_advance): Likewise.
2865 (s390_function_arg): Likewise.
2866 (s390_va_start): Likewise.
2867 (s390_gimplify_va_arg): Likewise.
2868 (s390_function_profiler): Likewise.
2869 (s390_optimize_prologue): Likewise.
2870 (s390_rtx_costs): Likewise.
2871 (s390_secondary_reload): Likewise.
2872 (s390_promote_function_mode): Likewise.
2873 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2874 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2875 registers available.
2876 (s390_unwind_word_mode): New function.
2877 (s390_function_value): Split 64 bit values into register pair if
2878 used as return value.
2879 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2880 function call parameters. Handle parallels.
2881 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2882 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2883 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2884 (s390_expand_setmem): Remove unused variable src_addr.
2885 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2886 deal with 64 bit registers.
2887 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2888 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2889 (UNITS_PER_LONG): New macro.
2890 * libjava/include/s390-signal.h: Define extended ucontext
2891 structure containing the upper halfs of the 64 bit registers.
2893 2010-04-13 Simon Baldwin <simonb@google.com>
2895 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2897 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2899 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2900 rvalue on the RHS if the LHS is of a non-renamable type.
2901 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2903 2010-04-13 Matthias Klose <doko@ubuntu.com>
2905 * gcc.c (cc1_options): Handle -iplugindir before processing
2906 the cc1 spec. Only add -iplugindir once.
2907 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2909 * common.opt (iplugindir): Remove `Separate' property, initialize.
2910 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2912 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2913 (distclean): Remove plugin dir.
2914 * doc/invoke.texi: Document -iplugindir.
2916 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2918 * doc/plugins.texi (Loading Plugins): Document short
2919 -fplugin=foo option.
2920 (Plugin API): Mention default_plugin_dir_name function.
2922 * gcc.c (find_file_spec_function): Add new declaration.
2923 (static_spec_func): Use it for "find-file".
2924 (find_file_spec_function): Add new function.
2925 (cc1_options): Add -iplugindir option if -fplugin* options found.
2927 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2929 * plugin.c (add_new_plugin): Updated comment, and handle short
2931 (default_plugin_dir_name): Added new function.
2933 * common.opt (iplugindir): New option to set the plugin directory.
2935 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2937 * config/i386/i386.md (any_rotate): New code iterator.
2938 (rotate_insn): New code attribute.
2940 (SWIM124): New mode iterator.
2941 (<rotate_insn>ti3): New expander.
2942 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2943 any_rotate code iterator.
2944 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2945 using any_rotate code iterator and SWIM124 mode iterator.
2946 (ix86_rotlti3): New insn_and_split pattern.
2947 (ix86_rotrti3): Ditto.
2948 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2949 ix86_rotl{di,ti}3 patterns.
2950 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2951 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2952 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2953 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2954 code iterator and SWI mode iterator.
2955 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2956 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2958 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2959 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2960 (bswap rotatert splitter): Add splitter.
2961 (bswap splitter): Macroize splitter using any_rotate code iterator.
2962 Add insn predicate to split only for TARGET_USE_XCHGB or when
2963 optimizing function for size.
2965 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2967 * config/pa/pa.c (emit_move_sequence): Remove use of
2968 deleted variable flag_argument_noalias.
2970 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2972 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2974 Add to unsupported targets list.
2975 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2976 sparc*-sun-solaris2.[567]* from target lists.
2977 * configure: Regenerate.
2978 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2980 Remove Solaris 7 patch references.
2981 (Specific, sparc-sun-solaris2.7): Removed.
2982 (sparc-sun-solaris2*): Update Solaris 7 example.
2983 (sparc64-*-solaris2*): Likewise.
2985 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2987 * config.build (alpha*-dec-osf4*): Remove.
2988 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2989 of obsolete configurations.
2990 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2992 * config/alpha/t-osf4: Renamed to ...
2993 * config/alpha/t-osf5: ... this.
2994 * config/alpha/osf.h: Renamed to ...
2995 * config/alpha/osf5.h: ... this.
2996 Merged old osf5.h contents.
2998 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2999 (EXTRA_SPECS): Removed.
3000 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3001 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3004 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3006 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3008 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3011 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3012 __thiscall convention.
3014 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3016 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3018 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3020 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3022 * function.c (assign_parms_initialize_all): Add unused attribute
3025 2010-04-12 Richard Guenther <rguenther@suse.de>
3027 * gsstruct.def (GSS_CALL): New.
3028 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3029 * gimple.h: Include tree-ssa-alias.h.
3030 (struct gimple_statement_call): New.
3031 (union gimple_statement_struct_d): Add gimple_call member.
3032 (gimple_call_reset_alias_info): Declare.
3033 (gimple_call_use_set): New function.
3034 (gimple_call_clobber_set): Likewise.
3035 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3036 * gimple.c (gimple_call_reset_alias_info): New function.
3037 (gimple_build_call_1): Call it.
3038 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3039 * tree-inline.c (remap_gimple_stmt): Likewise.
3040 (expand_call_inline): Remove callused handling.
3041 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3042 * tree-dfa.c (dump_variable): Likewise.
3043 * tree-parloops.c (parallelize_loops): Likewise.
3044 * tree-ssa.c (init_tree_ssa): Likewise.
3045 (delete_tree_ssa): Likewise.
3046 * tree-flow-inline.h (is_call_used): Remove.
3047 * tree-flow.h (struct gimple_df): Remove callused member.
3048 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3049 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3050 (ref_maybe_used_by_call_p_1): Simplify.
3051 (call_may_clobber_ref_p_1): Likewise.
3052 * tree-ssa-structalias.c (compute_points_to_sets): Set
3053 the call stmt used and clobbered sets.
3054 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3055 (find_tail_calls): Verify the tail call.
3057 2010-04-12 Richard Guenther <rguenther@suse.de>
3059 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3060 single-iteration always-inline inlining.
3061 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3062 (cgraph_decide_inlining): Do not handle always-inline specially.
3063 (try_inline): Remove always-inline cycle detection special case.
3064 Do not recurse on always-inlines.
3065 (cgraph_early_inlining): Do not iterate if not optimizing.
3066 (cgraph_gate_early_inlining): remove.
3067 (pass_early_inline): Run unconditionally.
3068 (gate_cgraph_decide_inlining): New function.
3069 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3070 not inlining or optimizing.
3071 (cgraph_decide_inlining_of_small_functions): Also consider
3072 always-inline functions.
3073 (cgraph_default_inline_p): Return true for nodes which should
3074 disregard inline limits.
3075 (estimate_function_body_sizes): Assume zero size and time for
3076 nodes which are marked as disregarding inline limits.
3077 (cgraph_decide_recursive_inlining): Do not perform recursive
3078 inlining on always-inline nodes.
3080 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3083 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3084 for exprs satisfying handled_component_p.
3086 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3088 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3089 non-constant aggregate elements.
3091 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3092 is a real initialization.
3094 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3097 * c-decl.c (start_function): Move forward check for nested function.
3099 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3101 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3102 * config/sh/sh.c: Include reload.h.
3103 (sh_legitimize_reload_address): New.
3104 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3105 sh_legitimize_reload_address.
3107 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3109 * config/sh/sh.md (*movqi_pop): New insn pattern.
3110 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3112 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/i386.md (any_shiftrt): New code iterator.
3115 (shiftrt_insn): New code attribute.
3117 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3118 using any_shiftrt code iterator.
3119 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3120 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3121 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3122 pattern from corresponding peephole2 patterns.
3123 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3124 using any_shiftrt code iterator.
3125 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3126 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3127 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3128 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3129 *{ashr,lshr}<mode>3_cmp_zext.
3130 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3132 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3136 (*lshr<mode>3_cconly): Ditto.
3138 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3141 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3142 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3143 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3145 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3146 from corresponding peephole2 patterns.
3147 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3148 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3149 and *lshrdi3_1_rex64 using SWI mode iterator.
3150 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3151 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3152 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3153 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3154 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3155 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3156 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3157 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3158 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3161 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3164 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3165 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3166 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3168 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3169 from corresponding peephole2 patterns.
3170 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3171 (ashrsi3_cvt): Rename from ashrsi3_31.
3172 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3173 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3174 and x86_64_shift_adj_3 using SWI48 mode iterator.
3175 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3176 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3177 and *ashrdi3_1_rex64 using SWI mode iterator.
3178 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3179 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3180 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3181 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3182 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3183 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3184 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3185 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3186 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3188 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3189 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3190 x86_shift<mode>_adj_3 expanders.
3192 2010-04-10 Wei Guozhi <carrot@google.com>
3195 * config/arm/arm.c (arm_pic_static_addr): New function.
3196 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3198 (arm_output_addr_const_extra): Output expression for new pattern.
3199 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3201 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3203 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3206 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3207 * web.c: Include "insn-config.h" and "recog.h".
3208 (union_match_dups): New function.
3209 (web_main): Call it.
3210 (union_defs): Don't try to recognize match_dups.
3212 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3213 if doing so would replace the entire pattern.
3215 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3220 and splitter pattern. Change splitter operand 1 predicate to
3223 2010-04-09 Martin Jambor <mjambor@suse.cz>
3225 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3226 lattices are addresses of CONST_DECLs with the same initial value.
3227 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3228 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3230 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3231 Bernd Schmidt <bernds@codesourcery.com>
3233 * loop-invariant.c (replace_uses): New static function.
3234 (move_invariant_reg): Use it to ensure we can replace the uses.
3236 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3238 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3240 (picochip_override_options): Enable section anchors only above -O1.
3241 (picochip_reorg): Fixed a couple of build warnings.
3243 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3245 * configure.ac (plugin -rdynamic test): Log result.
3246 * configure: Regenerate.
3247 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3248 (RDYNAMIC_SPEC): Define.
3249 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3251 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3253 * configure.ac: Determine Sun ld version numbers.
3254 (comdat_group): Restrict GNU ld version checks to gld.
3255 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3256 (enable_comdat): Support --enable-comdat.
3257 * configure: Regenerate.
3258 * doc/install.texi (Configuration): Document --enable-comdat.
3260 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3262 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3263 * config/sol2-gld.h: ... here.
3264 * config.gcc (sparc*-*-solaris2*): Reflect this.
3265 (i[34567]86-*-solaris2*): Use it.
3267 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3269 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3271 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3273 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3276 * diagnostic.c (diagnostic_initialize): Initialize
3277 some_warnings_are_errors.
3278 (diagnostic_finish): New.
3279 (diagnostic_action_after_output): Call it before exiting.
3280 (diagnostic_report_diagnostic): Do not print message here. Set
3281 some_warnings_are_errors.
3282 * diagnostic.h (diagnostic_context): Delete
3283 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3284 (diagnostic_finish): Declare.
3285 * toplev.c (toplev_main): Call it before exit.
3287 2010-04-09 Jason Merrill <jason@redhat.com>
3290 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3291 for incomplete type.
3294 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3295 based on a warning flag.
3297 2010-04-09 Richard Guenther <rguenther@suse.de>
3299 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3301 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3304 * varasm.c (default_assemble_visibility): Wrap vars that are
3305 set, but unused, by targets without GAS.
3306 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3307 Remove set, but unused, vars.
3308 (rs6000_legitimize_tls_address): Likewise.
3309 (altivec_expand_dst_builtin): Likewise.
3310 * config/darwin.c (machopic_classify_symbol): Likewise.
3311 (machopic_indirection_name): Likewise.
3313 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.md (DWI): New mode iterator.
3316 (S): New mode attribute.
3317 (shift_operand): Ditto.
3318 (shift_immediate_operand): Ditto.
3319 (ashl_input_operand): Ditto.
3320 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3321 using SDWIM mode iterator.
3322 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3323 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3325 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3326 from corresponding peephole2 patterns.
3327 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3328 and x86_64_shift_adj_1 using SWI48 mode iterator.
3329 (x86_shift<mode>_adj_2): Ditto.
3330 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3331 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3332 using SWI48 mode iterator.
3333 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3334 *ashldi3_cmp_rex64 using SWI mode iterator.
3335 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3336 *ashldi3_cconly_rex64 using SWI mode iterator.
3337 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3338 x86_shift<mode>_adj_{1,2}.
3339 (ix86_split_ashr): Ditto.
3340 (ix86_split_lshr): Ditto.
3342 2010-04-09 Richard Guenther <rguenther@suse.de>
3344 * target.h (builtin_conversion): Pass in input and output types.
3345 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3346 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3347 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3348 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3350 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3352 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3354 2010-04-09 Richard Guenther <rguenther@suse.de>
3357 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3359 2010-04-09 Richard Guenther <rguenther@suse.de>
3361 * tree-vectorizer.h (struct _stmt_vec_info): Document
3362 that vectype is the type of the LHS.
3363 (supportable_widening_operation, supportable_narrowing_operation):
3364 Get both input and output vector types as arguments.
3365 (vect_is_simple_use_1): Declare.
3366 (get_same_sized_vectype): Likewise.
3367 * tree-vect-loop.c (vect_determine_vectorization_factor):
3368 Set STMT_VINFO_VECTYPE to the vector type of the def.
3369 (vectorizable_reduction): Adjust.
3370 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3371 Adjust. Specify the output vector type.
3372 (vect_pattern_recog_1): Adjust.
3373 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3374 (vectorizable_call): Adjust.
3375 (vectorizable_conversion): Likewise.
3376 (vectorizable_operation): Likewise.
3377 (vectorizable_type_demotion): Likewise.
3378 (vectorizable_type_promotion): Likewise.
3379 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3381 (vect_is_simple_use_1): New function.
3382 (supportable_widening_operation): Get both input and output
3384 (supportable_narrowing_operation): Likewise.
3385 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3387 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3389 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3390 __thiscall and _thiscall as predefined macros.
3391 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3392 thiscall attribute handling.
3393 (ix86_comp_type_attributes): Likewise.
3394 (ix86_function_regparm): Likewise.
3395 (ix86_return_pops_args): Likewise.
3396 (init_cumulative_args): Likewise.
3397 (find_drap_reg): Likewise.
3398 (ix86_static_chain): Likewise.
3399 (x86_this_parameter): Likewise.
3400 (x86_output_mi_thunk): Likewise.
3401 (ix86_attribute_table): Add description for thiscall attribute.
3402 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3403 * doc/extend.texi: Add documentation for thiscall.
3405 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3408 * c.opt (Wint-to-pointer-cast): Available in C++.
3409 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3411 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3413 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3414 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3415 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3416 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3417 function type instead. Reorder and simplify checks.
3419 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3421 2010-04-08 Jing Yu <jingyu@google.com>
3422 Zdenek Dvorak <ook@ucw.cz>
3424 PR tree-optimization/42720
3425 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3426 loop unswitch conditions here from ...
3427 (tree_unswitch_single_loop): ... here.
3429 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3431 * tree-if-conv.c: Fix comments and simplify logic.
3433 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3435 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3436 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3437 (main_tree_if_conversion): Update call to tree_if_conversion.
3439 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3442 * doc/invoke.texi (-b,-V): Delete.
3443 * doc/tm.texi: Do not mention -b.
3444 * gcc.c (display_help): Delete -b and -V.
3445 (process_command): Delete -b and -V.
3446 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3448 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3449 Wolfgang Gellerich <gellerich@de.ibm.com>
3451 Implement target hook for loop unrolling
3452 * target.h (loop_unroll_adjust): Add a new target hook function.
3453 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3454 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3455 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3456 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3457 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3459 (decide_unroll_stupid): Likewise.
3461 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3466 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3468 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3469 (Specific, *-*-solaris2*): Likewise.
3470 Don't prefer Sun as over GNU as.
3472 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3474 * config/s390/s390.c (override_options): Adjust the z10
3475 defaults for max-unroll-times, max-completely-peeled-insns
3476 and max-completely-peel-times.
3478 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3480 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3481 instructions for z10.
3482 (s390_expand_setmem): Likewise.
3483 (s390_expand_cmpmem): Likewise.
3485 2010-04-08 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/43679
3488 * tree-ssa-pre.c (eliminate): Only propagate copies.
3490 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3493 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3494 set but not used variable warning.
3496 2010-04-08 Wei Guozhi <carrot@google.com>
3499 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3500 (arm_size_rtx_costs): Call the new function when optimized for size.
3502 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3505 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3506 op0 is not a MEM, just return NULL instead of assertion
3508 (discover_nonconstant_array_refs): Don't walk debug stmts.
3510 2010-04-08 Doug Kwan <dougkwan@google.com>
3512 * configure.ac: Recognize gold and do not use its version number
3513 to test ld features.
3514 * configure: Regenerate.
3516 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3519 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3520 (negate_value): Move code to push elements to broken_up_substracts ...
3521 (eliminate_plus_minus_pair): ... here. Push operands that have no
3522 negative pair to plus_negates.
3523 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3525 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3527 * doc/install.texi (Configuration): Move description of
3528 --enable-lto, --with-libelf*, --enable-gold from Java section to
3531 * doc/generic.texi (Working with declarations)
3532 (Function Properties, C and C++ Trees): Fix typos.
3533 * doc/sourcebuild.texi (Top Level): Likewise.
3535 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3538 * tree.h (DECL_READ_P): Define.
3539 (struct tree_decl_common): Add decl_read_flag.
3540 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3541 a set but not used warning.
3542 (merge_decls): Merge DECL_READ_P flag.
3543 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3544 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3545 * c-common.c (handle_used_attribute, handle_unused_attribute):
3547 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3549 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3551 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3552 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3553 c_parser_binary_expression, c_parser_cast_expression,
3554 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3555 Call default_function_array_read_conversion instead of
3556 default_function_array_conversion where needed.
3557 (c_parser_unary_expression, c_parser_conditional_expression,
3558 c_parser_postfix_expression_after_primary, c_parser_initelt):
3559 Likewise. Call mark_exp_read where needed.
3560 (c_parser_statement_after_labels, c_parser_asm_operands,
3561 c_parser_typeof_specifier, c_parser_sizeof_expression,
3562 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3564 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3566 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3567 (warn_unused_but_set_parameter): Default to warn_unused
3569 * doc/invoke.texi: Document -Wunused-but-set-variable and
3570 -Wunused-but-set-parameter.
3572 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3573 used count variable.
3574 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3575 when operandN variables aren't used in the body of the expander
3577 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3578 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3579 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3580 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3581 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3582 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3583 * tree.c (PROCESS_ARG): Likewise.
3585 2010-04-07 Simon Baldwin <simonb@google.com>
3587 * diagnostic.h (diagnostic_override_option_index): New macro to
3588 set a diagnostic's option_index.
3589 * c-tree.h (c_cpp_error): Add warning reason argument.
3590 * opts.c (_warning_as_error_callback): New.
3591 (register_warning_as_error_callback): Store callback for
3592 warnings enabled via enable_warning_as_error.
3593 (enable_warning_as_error): Call callback, minor code tidy.
3594 * opts.h (register_warning_as_error_callback): Declare.
3595 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3596 response to -Werror=.
3597 (c_common_init_options): Register warning_as_error_callback in opts.c.
3598 * common.opt: Add -Wno-cpp option.
3599 * c-common.c (struct reason_option_codes_t): Map cpp warning
3600 reason codes to gcc option indexes.
3601 * (c_option_controlling_cpp_error): New function, lookup the gcc
3602 option index for a cpp warning reason code.
3603 * (c_cpp_error): Add warning reason argument, call
3604 c_option_controlling_cpp_error for diagnostic_override_option_index.
3605 * doc/invoke.texi: Document -Wno-cpp.
3607 2010-04-07 Richard Guenther <rguenther@suse.de>
3609 * ipa-reference.c (mark_load): Use get_base_address.
3610 (mark_store): Likewise.
3612 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3613 inserting GIMPLE_NOPs into the IL.
3614 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3615 Explicitly strip handled components and indirect references.
3617 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3618 folding address expressions.
3619 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3620 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3621 operand_equal_p to compare decls.
3622 (ptr_deref_may_alias_decl_p): Likewise.
3623 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3624 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3625 Handle reversed comparison ops.
3626 * tree-sra.c (asm_visit_addr): Use get_base_address.
3627 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3628 * ipa-reference.c (mark_address): Use get_base_address.
3630 2010-04-07 Richard Guenther <rguenther@suse.de>
3632 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3633 Propagate constants everywhere.
3635 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3638 * tree.c (MAX_INT_CACHED_PREC): Define.
3639 (nonstandard_integer_type_cache): New array.
3640 (build_nonstandard_integer_type): Cache results for precision
3641 <= MAX_INT_CACHED_PREC.
3643 2010-04-07 Richard Guenther <rguenther@suse.de>
3645 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3646 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3647 * common.opt: Likewise.
3648 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3649 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3650 (nonoverlapping_memrefs_p): Likewise.
3651 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3652 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3653 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3654 OPT_fargument_noalias_global for backward compatibility.
3656 2010-04-07 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/43270
3659 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3660 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3661 * tree-ssa-pre.c (phi_translate_1): Adjust.
3662 (fully_constant_expression): Split out vn_reference handling to ...
3663 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3664 Fold reads from constant strings.
3665 (vn_reference_lookup): Handle fully constant references.
3666 (vn_reference_lookup_pieces): Likewise.
3667 * Makefile.in (expmed.o-warn): Add -Wno-error.
3669 2010-04-07 Martin Jambor <mjambor@suse.cz>
3671 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3673 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3676 * gcc.c: Add -static-libstdc++ to list of recognized options.
3678 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3680 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3682 2010-04-07 Richard Guenther <rguenther@suse.de>
3685 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3686 bases build simple mem attributes to retain points-to information.
3688 2010-04-07 Richard Guenther <rguenther@suse.de>
3691 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3692 preserve points-to related information.
3694 2010-04-07 Richard Guenther <rguenther@suse.de>
3697 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3698 discard plain indirect references.
3699 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3700 * tree.c (tree_nop_conversion): Likewise.
3702 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3705 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3707 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3709 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3710 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3712 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3714 * tree-if-conv.c: Fix indentation and comments.
3716 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3718 * tree-if-conv.c: Sort static functions in topological order.
3720 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3722 * tree-if-conv.c: Fix indentation and comments.
3724 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3727 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3728 lang_hooks.types.type_for_size instead of
3729 build_nonstandard_integer_type.
3730 When converting an unsigned type to signed, double its precision.
3731 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3732 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3733 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3736 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3739 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3740 POINTER_PLUS_EXPR for pointer types.
3742 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3745 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3746 * graphite-clast-to-gimple.c: Include langhooks.h.
3747 (max_signed_precision_type): New.
3748 (max_precision_type): Takes two types as arguments.
3749 (precision_for_value): New.
3750 (precision_for_interval): New.
3751 (gcc_type_for_interval): New.
3752 (gcc_type_for_value): New.
3753 (gcc_type_for_clast_term): New.
3754 (gcc_type_for_clast_red): New.
3755 (gcc_type_for_clast_bin): New.
3756 (gcc_type_for_clast_expr): Split up into several functions.
3757 (gcc_type_for_clast_eq): Rewritten.
3758 (compute_bounds_for_level): New.
3759 (compute_type_for_level_1): New.
3760 (compute_type_for_level): New.
3761 (gcc_type_for_cloog_iv): Removed.
3762 (gcc_type_for_iv_of_clast_loop): Rewritten.
3763 (graphite_create_new_loop): Compute the lower and upper bound types
3764 with gcc_type_for_clast_expr.
3765 (graphite_create_new_loop_guard): Same.
3766 (find_cloog_iv_in_expr): Removed.
3767 (compute_cloog_iv_types_1): Removed.
3768 (compute_cloog_iv_types): Removed.
3769 (gloog): Do not call compute_cloog_iv_types.
3770 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3772 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3773 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3774 (GBB_CLOOG_IV_TYPES): Removed.
3776 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3778 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3779 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3780 (detect_commutative_reduction): Same.
3782 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3784 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3785 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3787 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3788 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3789 (rewrite_commutative_reductions_out_of_ssa): Same.
3790 * passes.c (execute_function_todo): Call verify_ssa for every pass
3791 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3792 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3793 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3794 with an extra argument.
3795 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3796 verify_ssa only when the extra argument is true.
3797 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3798 with an extra argument.
3799 (tree_transform_and_unroll_loop): Same.
3801 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3803 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3804 for all the passes of the LNO having LOOP_CLOSED_SSA.
3805 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3806 * tree-loop-distribution.c (pass_loop_distribution): Same.
3807 * tree-pass.h (TODO_verify_loops): Removed.
3808 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3810 (pass_tree_unswitch): Same.
3811 (pass_predcom): Same.
3812 (pass_vectorize): Same.
3813 (pass_linear_transform): Same.
3814 (pass_graphite_transforms): Same.
3815 (pass_iv_canon): Same.
3816 (pass_complete_unroll): Same.
3817 (pass_complete_unrolli): Same.
3818 (pass_parallelize_loops): Same.
3819 (pass_loop_prefetch): Same.
3820 (pass_iv_optimize): Same.
3822 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3825 * passes.c (init_optimization_passes): Move pass_lim before
3826 pass_copy_prop and pass_dce_loop.
3828 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3831 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3832 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3833 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3834 MULTI_* defines for 4 argument vpermil2p* builtins.
3836 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3838 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3839 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3840 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3841 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3842 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3843 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3844 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3845 Use x86_maybe_negate_const_int to output insn mnemonic.
3846 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3847 check from instruction predicate. Update comments.
3848 * config/i386/sync.md (sync_add<mode>): Use
3849 x86_maybe_negate_const_int to output insn mnemonic.
3851 2010-04-06 Jan Hubicka <jh@suse.cz>
3853 PR tree-optimization/42906
3854 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3855 IGNORE_SELF argument. Set visited_control_parents for fully
3857 (find_obviously_necessary_stmts): Update call of
3858 mark_control_dependent_edges_necessary.
3859 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3861 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3863 * config/i386/i386.md: Remove comment about 'e' and 'E'
3866 2010-04-06 Richard Guenther <rguenther@suse.de>
3868 PR tree-optimization/43627
3869 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3870 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3873 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3875 * BASE-VER: Change to 4.6.0.
3878 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3881 2010-04-06 Richard Guenther <rguenther@suse.de>
3884 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3886 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3888 * doc/invoke.texi (Optimize Options): Document that LTO
3889 won't remove object access purely due to incompatible
3892 2010-04-04 Matthias Klose <doko@ubuntu.com>
3894 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3895 Initialize variable.
3897 2010-04-03 Richard Guenther <rguenther@suse.de>
3900 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3901 require a non-NULL MEM_OFFSET.
3903 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3905 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3906 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3907 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3908 config/alpha/predicates.md, config/arm/arm.md,
3909 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3910 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3911 config/darwin9.h, config/darwin.c, config/darwin.h,
3912 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3913 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3914 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3915 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3916 config/mips/mips.md, config/mn10300/mn10300.c,
3917 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3918 config/rs6000/aix.h, config/rs6000/dfp.md,
3919 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3920 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3921 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3922 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3923 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3924 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3925 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3926 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3927 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3928 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3929 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3930 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3931 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3932 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3933 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3934 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3935 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3936 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3937 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3938 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3939 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3940 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3941 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3942 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3943 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3944 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3945 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3946 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3947 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3948 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3949 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3950 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3951 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3952 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3953 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3954 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3956 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3959 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3960 * aclocal.m4: Regenerate.
3962 2010-04-02 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/43629
3965 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3966 if we have seen a constant value.
3968 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3970 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3972 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3975 * arm.c (legitimize_tls_address): Adjust call to
3976 gen_tls_load_dot_plus_four.
3977 (arm_note_pic_base): New function.
3978 (arm_cannot_copy_insn_p): Use it.
3979 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3982 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3987 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3989 * Makefile.in ($(out_object_file)): Depend on
3990 gt-$(basename $(notdir $(out_file))).h.
3992 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3994 * config.gcc (lm32-*-rtems*): Add t-lm32.
3996 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3998 * config.gcc: Add lm32-*-rtems*.
3999 * config/lm32/rtems.h: New file.
4001 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4004 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4006 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4008 * dwarf2out.c (output_compilation_unit_header): For
4009 -gdwarf-4 use version 4 instead of version 3.
4010 (output_line_info): For version 4 and above emit additional
4011 maximum ops per insn header field.
4012 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4014 * dwarf2out.c (is_c_family, is_java): Remove.
4015 (lower_bound_default): New function.
4016 (add_bound_info, gen_descr_array_type_die): Use it.
4018 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4021 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4022 re-declaration when it happens in a function.
4024 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4026 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4027 (cgraph_remove_function_insertion_hook): Same.
4028 (cgraph_call_function_insertion_hooks): Same.
4030 2010-04-01 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4034 and TREE_THIS_VOLATILE.
4035 (copy_ref_info): Likewise.
4036 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4037 * tree.c (build6_stat): Ignore side-effects of all but arg5
4038 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4041 2010-04-01 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/43607
4044 * ipa-type-escape.c (check_call): Do not access non-existing
4047 2010-04-01 Richard Guenther <rguenther@suse.de>
4051 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4052 Jack Howarth <howarth@bromo.med.uc.edu>
4054 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4057 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4059 * doc/install.texi (Prerequisites): Document libelf usability on
4060 IRIX 5/6 and Solaris 2.
4061 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4062 Update GNU as, GNU ld requirements.
4063 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4064 Document Sun Studio compiler download.
4065 Update and simplify as, ld recommendations.
4066 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4068 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4070 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4071 with_tune_32 to pentium4.
4073 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4077 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4079 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4080 obsoletion, removal.
4082 Document GNU as requirement.
4083 Update configure requirements.
4084 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4085 Recomment IRIX 6.5.18+.
4086 Document IDF/IDL requirement.
4087 Document GNU as requirement.
4088 Document GNU ld bootstrap failure.
4089 Remove freeware.sgi.com reference.
4091 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4093 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4094 UNIX V4.0, V5.0 obsoletion, removal.
4095 Remove --with-gc=simple reference.
4096 Update VM requirements during bootstrap.
4097 Remove -oldas bootstrap description.
4098 Update binutils reference.
4099 Remove comparison failure note.
4101 2010-03-31 Richard Guenther <rguenther@suse.de>
4102 Zdenek Dvorak <ook@ucw.cz>
4103 Sebastian Pop <sebastian.pop@amd.com>
4106 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4107 with multiple arguments.
4108 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4110 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4112 * graphite-dependences.c (print_pddr): Call print_pdr with an
4114 * graphite-poly.c (debug_pdr): Add an extra argument for the
4117 (print_pbb_domain): Same.
4119 (print_scop_context): Same.
4121 (print_cloog): Same.
4122 (debug_pbb_domain): Same.
4126 (debug_scop_context): Same.
4128 (debug_cloog): Same.
4129 (print_scop_params): Same.
4130 (debug_scop_params): Same.
4131 (print_iteration_domain): Same.
4132 (print_iteration_domains): Same.
4133 (debug_iteration_domain): Same.
4134 (debug_iteration_domains): Same.
4135 (print_scattering_function): Same.
4136 (print_scattering_functions): Same.
4137 (debug_scattering_function): Same.
4138 (debug_scattering_functions): Same.
4139 * graphite-poly.h (debug_pdr): Update declaration.
4141 (print_pbb_domain): Same.
4143 (print_scop_context): Same.
4145 (print_cloog): Same.
4146 (debug_pbb_domain): Same.
4150 (debug_scop_context): Same.
4152 (debug_cloog): Same.
4153 (print_scop_params): Same.
4154 (debug_scop_params): Same.
4155 (print_iteration_domain): Same.
4156 (print_iteration_domains): Same.
4157 (debug_iteration_domain): Same.
4158 (debug_iteration_domains): Same.
4159 (print_scattering_function): Same.
4160 (print_scattering_functions): Same.
4161 (debug_scattering_function): Same.
4162 (debug_scattering_functions): Same.
4164 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4166 * graphite-poly.c (print_scattering_function_1): New.
4167 (print_scattering_function): Call it.
4168 (print_scop_params): Remove spaces at the end of lines.
4171 * graphite-poly.h (print_cloog): Declared.
4172 (debug_cloog): Declared.
4174 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4176 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4178 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4179 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4180 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4181 to switch between adding the IV bump in loop->latch or in loop->header.
4183 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4185 * graphite-poly.c (print_scattering_function): Pretty print following
4188 (print_pbb_domain): Same.
4189 (dump_gbb_cases): Same.
4190 (dump_gbb_conditions): Same.
4193 (print_scop_params): Same.
4194 (print_scop_context): Same.
4196 (print_pbb_body): New.
4197 (lst_indent_to): New.
4198 (print_lst): Start new lines with a #.
4199 * graphite-poly.h (pbb_bb): New.
4200 (pbb_index): Use pbb_bb.
4201 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4203 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4205 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4207 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4208 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4209 and 0 instead of 1 for dw_val_class_flag.
4210 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4211 dw_val_class_range_list, dw_val_class_loc_list,
4212 dw_val_class_lineptr and dw_val_class_macptr, use
4213 DW_FORM_flag_present for dw_val_class_flag and
4214 DW_FORM_exprloc for dw_val_class_loc.
4215 (output_die): For -gdwarf-4 print dw_val_class_loc
4216 size as uleb128 instead of 1 or 2 bytes and don't print
4217 anything for dw_val_class_flag.
4219 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4220 instead of cselib_lookup following by tweaking locs->setting_insn.
4223 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4224 even before returning from label, setjmp call or volatile asm
4227 2010-03-31 Richard Guenther <rguenther@suse.de>
4230 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4231 temporary data on stack.
4233 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4235 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4236 (PUSHSECTION_ASM_OP): Remove.
4237 (POPSECTION_ASM_OP): Remove.
4238 (PUSHSECTION_FORMAT): Remove.
4239 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4240 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4241 * config/sol2.c (solaris_output_init_fini): Use it.
4243 2010-03-31 Jie Zhang <jie@codesourcery.com>
4246 * opt-functions.awk (var_type_struct): Use signed char type
4247 for simple variables.
4249 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4251 * config/sol2.c: Include output.h.
4252 (solaris_assemble_visibility): New function.
4253 * config/t-sol2 (sol2.o): Add output.h dependency.
4254 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4255 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4258 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4261 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4262 V2SImode or XFmode on PRE_DEC.
4265 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4268 2010-03-31 Jie Zhang <jie@codesourcery.com>
4271 * reload.h (caller_save_initialized_p): Declare.
4272 * toplev.c (backend_init_target): Don't call
4273 init_caller_save but set caller_save_initialized_p to false.
4274 * caller-save.c (caller_save_initialized_p): Define.
4275 (init_caller_save): Check caller_save_initialized_p.
4276 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4278 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4281 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4282 and soft-fp/t-softfp to tmake_file.
4283 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4284 (LIBGCC2_TF_CEXT): Define.
4287 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4290 * cselib.c (n_useless_values): Document handling of debug locs.
4291 (n_useless_debug_values, n_debug_values): New variables.
4292 (new_elt_loc_list): Don't add to debug values, keep count.
4293 (promote_debug_loc): New.
4294 (cselib_reset_table): Zero new variables.
4295 (entry_and_rtx_equal_p): Promote debug locs.
4296 (discard_useless_locs): Increment n_useless_debug_values for
4298 (remove_useless_values): Adjust n_useless_values and n_debug_values
4299 with n_useless_debug_values.
4300 (add_mem_for_addr): Promote debug locs.
4301 (cselib_lookup_mem): Likewise.
4302 (cselib_lookup_addr): Renamed to...
4303 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4304 (cselib_log_lookup): ... this. Turn into...
4305 (cselib_lookup_addr): ... new wrapper.
4306 (cselib_lookup_from_insn): New.
4307 (cselib_invalidate_regno): Increment n_useless_debug_values for
4309 (cselib_invalidate_mem): Likewise.
4310 (cselib_process_insn): Take n_deleted and n_debug_values into
4311 account to guard remove_useless_value call.
4312 (cselib_finish): Zero n_useless_debug_values.
4313 * cselib.h (cselib_lookup_from_insn): Declare.
4314 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4315 (sched_analyze_2): Likewise.
4317 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4319 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4321 (adjust_mems): Replace narrowing SUBREG of expression containing
4322 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4323 with operations in the narrower mode.
4326 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4327 regs_invalidated_by_call instead all call_used_reg_set registers.
4329 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4332 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4333 pointer comparisons with types_compatible_p.
4334 * tree-vect-stmts.c (vectorizable_call): Same.
4335 (vectorizable_condition): Same.
4337 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4339 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4340 stack check if the mask would be zero.
4342 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4343 Jack Howarth <howarth@bromo.med.uc.edu>
4345 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4348 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4351 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4353 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4354 Include ___unordxf2 and ___unordtf2.
4355 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4358 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4360 * config/lm32/t-lm32: New file.
4361 * config.gcc: Use the above file when targetting lm32.
4363 2010-03-28 Duncan Sands <baldrick@free.fr>
4365 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4367 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4370 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4371 Improve vectorization cost model diagnostic.
4373 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4376 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4377 compute_data_dependences_for_loop returns false, early exit
4378 and output an extra diagnostic for the failed data reference
4381 2010-03-29 Richard Guenther <rguenther@suse.de>
4383 PR tree-optimization/43560
4384 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4385 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4387 2010-03-29 Jie Zhang <jie@codesourcery.com>
4390 * toplev.c (process_options): Set optimization_default_node
4391 and optimization_current_node.
4392 * opts.c (decode_options): Don't set optimization_default_node
4393 and optimization_current_node.
4395 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4397 * config/rtems.h: Abandon -qrtems_debug.
4399 2010-03-28 Jan Hubicka <jh@suse.cz>
4401 PR tree-optimization/43505
4402 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4403 map should not be copied.
4405 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4408 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4409 cdtors, set DECL_PRESERVE_P.
4410 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4413 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4415 PR tree-optimization/43528
4416 * stor-layout.c (place_field): Check that constant fits into
4417 unsigned HWI when skipping calculation of MS bitfield layout.
4419 2010-03-27 Jan Hubicka <jh@suse.cz>
4422 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4423 notice_global_symbol work.
4425 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4427 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4428 instead of dwarf2out_decl.
4429 (struct var_loc_node): Remove section_label field.
4430 (dwarf2out_function_decl): New function.
4431 (dwarf2out_var_location): Don't set section_label field.
4432 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4434 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4436 PR tree-optimization/43544
4437 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4438 First argument for builtin vectorized function hook is now a
4439 tree to be able to distinguish between machine specific and
4441 * targhooks.c (default_builtin_vectorized_function): Ditto.
4442 * targhooks.h (default_builtin_vectorized_function): Ditto.
4443 * target.h (struct gcc_target): Ditto.
4444 * tree-vect-stmts.c (vectorizable_function): Ditto.
4445 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4446 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4449 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4452 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4453 nested binding iff it is a FUNCTION_DECL.
4454 (store_parm_decls_newstyle): Pass nested=true to bind for
4455 FUNCTION_DECLs amongst parameters.
4457 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4459 * var-tracking.c (vt_expand_loc_callback): Don't run
4460 cselib_expand_value_rtx_cb in dummy mode if
4461 cselib_dummy_expand_value_rtx_cb returned false.
4463 * var-tracking.c (emit_note_insn_var_location): For one part
4464 notes with offset 0, don't add EXPR_LIST around the location.
4465 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4466 add_location_or_const_value_attribute): Adjust for that change.
4469 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4470 into first operand and location into second.
4471 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4472 dw_cfi_oprnd_loc for DW_CFA_expression.
4473 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4474 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4475 assume first argument is regnum and second argument is location.
4477 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4480 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4481 of scratch register to DImode. Split to DImode comparison operator.
4482 Use SImode subreg of scratch register in the multiplication.
4483 (*cmp_sadd_sidi): Ditto.
4484 (*cmp_ssub_si): Ditto.
4485 (*cmp_ssub_sidi): Ditto.
4487 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4490 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4491 Remove invalid assert and wrong comment.
4493 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4496 * flags.h (final_insns_dump_p): New extern.
4497 * final.c (final_insns_dump_p): New variable.
4498 (rest_of_clean_state): Set it before -fdump-final-insns=
4499 dumping, clear afterwards.
4500 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4501 MEM_ALIAS_SET on MEMs.
4503 2010-03-26 David S. Miller <davem@davemloft.net>
4505 * configure.ac: Fix sparc GOTDATA_OP bug check.
4506 * configure: Rebuild.
4508 2010-03-26 Alan Modra <amodra@gmail.com>
4510 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4512 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4514 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4515 TLS_SECTION_ASM_FLAG.
4517 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4520 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4521 Clear first_function_block_is_cold.
4524 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4525 argument if the argument is truth_value_p.
4527 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4529 * config/rs6000/constraints.md: Update copyright year for my changes.
4532 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4533 used in reg+reg addressing, swap registers.
4535 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4538 * target.h (struct gcc_target): Add code_end hook.
4539 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4541 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4542 * toplev.c (compile_file): Call targetm.asm_out.code_end
4543 hook before unwind info/debug info output.
4544 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4545 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4546 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4547 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4548 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4549 * config/i386/i386.c (ix86_file_end): Renamed to...
4550 (ix86_code_end): ... this. Make static. Don't call
4551 file_end_indicate_exec_stack. Emit unwind info using
4552 final_start_function/final_end_function.
4553 (darwin_x86_file_end): Remove.
4554 (TARGET_ASM_CODE_END): Define.
4555 * config/i386/i386.h (TARGET_ASM_FILE_END,
4556 NEED_INDICATE_EXEC_STACK): Don't define.
4557 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4558 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4559 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4560 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4563 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4564 at the beginning and final_end_function at the end.
4565 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4567 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4569 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4570 and Sun as TLS syntax.
4571 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4572 * configure: Regenerate.
4573 * config.in: Regenerate.
4574 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4575 (default_elf_asm_named_section): Use it.
4576 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4577 (i386_output_dwarf_dtprel): Likewise.
4578 (output_addr_const_extra): Likewise.
4579 (output_pic_addr_const): Lowercase @GOTTPOFF.
4580 (output_addr_const_extra): Likewise.
4581 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4582 (output_addr_const_extra): Likewise.
4583 (output_pic_addr_const): Lowercase @INDNTPOFF.
4584 (output_addr_const_extra): Likewise.
4585 (output_pic_addr_const): Lowercase @NTPOFF.
4586 (output_addr_const_extra): Likewise.
4587 (output_pic_addr_const): Lowercase @TPOFF.
4588 (output_addr_const_extra): Likewise.
4589 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4590 (*tls_global_dynamic_64): Likewise.
4591 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4592 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4594 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4595 (ASM_OUTPUT_TLS_COMMON): Use it.
4596 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4599 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4600 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4601 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4602 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4603 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4604 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4606 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4608 * config/i386/i386.c (override_options): Don't accept
4609 -mtls-dialect=sun any longer.
4610 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4611 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4612 (*tls_local_dynamic_base_32_sun): Likewise.
4613 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4615 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4618 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4619 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4622 * ira.c (adjust_cleared_regs): New function.
4623 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4627 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4629 * expr.c (expand_expr_real): Restore previous
4630 curr_insn_source_location and curr_insn_block after
4631 expand_expr_real_1 call.
4632 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4633 instead of expand_expr_real_1.
4635 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4637 PR rtl-optimization/43413
4638 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4641 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4644 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4645 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4647 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/i386.c (ix86_target_string): Add -mfma.
4650 Fix a typo in comment.
4652 2010-03-22 Mike Stump <mikestump@comcast.net>
4655 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4656 Don't overly align based upon packed packed fields.
4658 2010-03-22 Jason Merrill <jason@redhat.com>
4660 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4661 Use () rather than [], and move before the element type.
4663 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4665 * doc/configfiles.texi (Configuration Files): Removed
4666 fixinc/Makefile*, intl/Makefile.*.
4667 * doc/makefile.texi: Fixed markup. Abstract from version
4668 control system used.
4669 (Makefile): Removed obsolete gcc/java/parse.y example.
4670 * doc/sourcebuild.texi: Likewise.
4671 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4672 libgomp, libssp. Removed fastjar.
4673 (Miscellaneous Docs): Clarify location.
4674 Added COPYING3, COPYING3.LIB.
4675 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4677 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4680 * config/i386/i386.c (x86_function_profiler)
4681 [!NO_PROFILE_COUNTERS]: Fix typo.
4682 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4685 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4686 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * doc/sourcebuild.texi (Test Directives): Split into six
4689 subsections, with most of the current text in new subsections
4690 Directives, Selectors, and Final Actions.
4691 (Directives): Split list of test directives into multiple
4693 (Selectors): Describe use and syntax of selectors.
4694 (Effective-Target Keywords): Describe all existing keywords.
4695 (Add Options): Describe features for dg-add-options.
4696 (Require Support): Describe variants of dg-require-support.
4697 (Final Actions): Describe commands to use in dg-final.
4699 2010-03-22 Michael Matz <matz@suse.de>
4702 * recog.c (validate_replace_rtx_group): Replace also in
4703 REG_EQUAL and REG_EQUIV notes.
4705 2010-03-22 Richard Guenther <rguenther@suse.de>
4707 PR tree-optimization/43390
4708 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4709 sure vector extracts are type correct.
4711 2010-03-22 Richard Guenther <rguenther@suse.de>
4714 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4715 x * sqrt (x) even when optimizing for size if the target
4716 has native support for sqrt.
4718 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4720 * varasm.c (make_decl_rtl_for_debug): Also clear
4721 flag_mudflap for the duration of make_decl_rtl call.
4724 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4725 locs from preserved VALUEs.
4727 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4730 * pa.md (movmemsi): Set align to one if zero.
4731 (movmemdi): Likewise.
4733 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4736 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4737 with their corresponding prologue pushes.
4739 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4742 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4743 at the begining or end.
4744 (spu_expand_epilogue): Likewise.
4746 2010-03-20 Richard Guenther <rguenther@suse.de>
4748 PR rtl-optimization/43438
4749 * combine.c (make_extraction): Properly zero-/sign-extend an
4750 extraction of the low part of a CONST_INT. Also handle
4753 2010-03-19 Mike Stump <mikestump@comcast.net>
4755 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4756 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4757 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4759 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4762 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4765 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4767 PR rtl-optimization/42258
4768 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4769 use that may match DEF.
4772 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4773 the cost of loading the constant rather than assuming
4775 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4776 outer code is AND, do the same tests as the andsi3 expander and
4777 return COSTS_N_INSNS (1) if and is cheap.
4779 * optabs.c (avoid_expensive_constant): Fix formatting.
4781 2010-03-19 Michael Matz <matz@suse.de>
4784 * attribs.c (decl_attributes): When rebuilding a function pointer
4785 type use the same qualifiers as the original pointer type.
4787 2010-03-19 Martin Jambor <mjambor@suse.cz>
4789 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4790 and is_gimple_ip_invariant_address.
4792 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4795 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4797 * config/arm/arm.c (arm_override_options): Turn off
4798 flag_dwarf2_cfi_asm for AAPCS variants.
4800 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4803 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4804 Use PRE_MODIFY instead of PRE_DEC.
4805 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4806 (vfp_emit_fstmd): Likewise.
4808 2010-03-19 Michael Matz <matz@suse.de>
4811 * builtins.c (expand_builtin_interclass_mathfn,
4812 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4815 2010-03-19 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/43415
4818 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4819 (phi_translate_1): ... this.
4820 (phi_translate): Move all caching here. Cache all NARY
4821 and REFERENCE translations.
4823 2010-03-19 David S. Miller <davem@davemloft.net>
4825 With help from Eric Botcazou.
4826 * config/sparc/sparc.c: Include dwarf2out.h.
4827 (emit_pic_helper): Delete.
4828 (pic_helper_symbol_name): Delete.
4829 (pic_helper_emitted_p): Delete.
4830 (pic_helper_needed): New.
4831 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4832 (get_pc_thunk_name): New.
4833 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4834 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4835 Set pic_helper_needed to true. Don't call emit_pic_helper.
4836 (sparc_expand_prologue): Update load_pic_register call.
4837 (sparc_output_mi_thunk): Likewise.
4838 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4839 thunk if possible. Output CFI information as needed.
4841 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4842 Jack Howarth <howarth@bromo.med.uc.edu>
4845 * config/i386/i386.h: Fix ABI on darwin x86-32.
4847 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4849 * tree.h: Declare make_decl_rtl_for_debug.
4850 * varasm.c (make_decl_rtl_for_debug): New.
4851 * dwarf2out.c (rtl_for_decl_location): Call it.
4852 * cfgexpand.c (expand_debug_expr): Call it.
4854 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4857 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4861 * var-tracking.c (vt_init_cfa_base): Do nothing if
4862 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4864 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4867 * var-tracking.c (canonicalize_vars_star): New.
4868 (dataflow_post_merge_adjust): Use it.
4870 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4873 * var-tracking.c (non_suitable_const): New function.
4874 (add_uses): For DEBUG_INSNs with constants, don't record any
4875 value, instead just the constant value itself.
4876 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4877 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4878 (emit_notes_in_bb): Likewise.
4879 (emit_note_insn_var_location): For onepart variables if
4880 cur_loc is a VOIDmode constant, use DECL_MODE.
4882 2010-03-18 Martin Jambor <mjambor@suse.cz>
4885 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4886 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4887 all non-clones. Moved call redirection...
4888 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4889 (cgraph_materialize_all_clones): Dispose of all
4890 combined_args_to_skip bitmaps.
4891 (verify_cgraph_node): Do not check for edges pointing to wrong
4892 nodes in inline clones.
4893 * tree-inline.c (copy_bb): Call
4894 cgraph_redirect_edge_call_stmt_to_callee.
4895 * ipa.c (cgraph_remove_unreachable_nodes): Call
4896 cgraph_node_remove_callees even when there are used clones.
4898 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4900 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4902 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4905 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4908 2010-03-18 Michael Matz <matz@suse.de>
4911 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4912 into sqrt(x) if we need to preserve signed zeros.
4914 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4915 Eric Botcazou <ebotcazou@adacore.com>
4917 PR rtl-optimization/43360
4918 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4919 note if we don't know its invariant status.
4921 2010-03-18 Michael Matz <matz@suse.de>
4923 PR tree-optimization/43402
4924 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4925 PHI chains of ssa names registered for update.
4927 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4930 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4931 non-offsettable and pre_modify update addressing.
4932 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4933 and "2" alternatives "#".
4934 (*movdd_softfloat32): Make all alternatives "#";
4935 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4936 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4937 (*movdf_softfloat32): Make all alternatives "#";
4938 (movdi): Use the new DIFD mode iterator to create a common splitter
4939 for movdi, movdf and movdd patterns.
4941 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4943 * common.opt (dumpdir): Remove redundant tab.
4945 2010-03-17 Martin Jambor <mjambor@suse.cz>
4947 PR tree-optimization/43347
4948 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4949 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4951 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4953 PR rtl-optimization/42216
4954 * regrename.c (create_new_chain): New function, broken out from...
4955 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4956 appending a use to an empty chain.
4957 (build_def_use): Remove previous changes that convert OP_INOUT to
4958 OP_OUT operands; instead detect the case where an OP_INOUT operand
4959 uses a previously untracked register and create an empty chain for it.
4961 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4963 * doc/extend.texi (Function Attributes): Rewrite unfinished
4964 sentence in ms_abi documentation.
4966 2010-03-17 Alan Modra <amodra@gmail.com>
4968 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4969 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4970 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4971 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4973 2010-03-16 Richard Henderson <rth@redhat.com>
4976 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4977 (lower_try_finally): Save and restore eh_seq around the expansion
4980 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4982 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4983 statements before splitting block.
4985 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4987 * doc/sourcebuild.texi (Testsuites): Fix markup.
4988 Use pathnames relative to gcc/testsuite.
4989 (Test Directives): Move description of how timeout is determined.
4990 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4991 (C Tests): Correct gcc.misc-tests directory.
4992 Framework tests now live in gcc.test-framework.
4994 2010-03-16 Richard Guenther <rguenther@suse.de>
4997 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4998 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5000 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5001 Alexandre Oliva <aoliva@redhat.com>
5003 PR tree-optimization/42917
5004 * lambda-code.c (remove_iv): Skip debug statements.
5005 (lambda_loopnest_to_gcc_loopnest): Likewise.
5006 (not_interesting_stmt): Debug statements are not interesting.
5008 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5012 * cselib.c (cselib_preserve_constants,
5013 cfa_base_preserved_val): New static variables.
5014 (preserve_only_constants): New function.
5015 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5016 clear its REG_VALUES. If cselib_preserve_constants, don't
5017 empty the whole hash table, but preserve there VALUEs with constants,
5018 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5019 (cselib_preserve_cfa_base_value): New function.
5020 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5021 (cselib_init): Change argument to int bitfield. Set
5022 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5024 (cselib_finish): Clear cselib_preserve_constants and
5025 cfa_base_preserved_val.
5026 * cselib.h (enum cselib_record_what): New enum.
5027 (cselib_init): Change argument to int.
5028 (cselib_preserve_cfa_base_value): New prototype.
5029 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5030 * dse.c (dse_step1): Likewise.
5031 * cfgcleanup.c (thread_jump): Likewise.
5032 * sched-deps.c (sched_analyze): Likewise.
5033 * gcse.c (local_cprop_pass): Likewise.
5034 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5035 If FN is non-NULL, call the callback always and whenever it returns
5036 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5037 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5038 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5039 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5040 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5041 * var-tracking.c: Include recog.h.
5042 (bb_stack_adjust_offset): Remove.
5043 (vt_stack_adjustments): Don't call it, instead just gather the
5044 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5045 (adjust_stack_reference): Remove.
5046 (compute_cfa_pointer): New function.
5047 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5048 (struct adjust_mem_data): New type.
5049 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5051 (get_address_mode): New function.
5052 (replace_expr_with_values): Use it.
5053 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5054 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5055 (adjust_sets): Remove.
5056 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5057 Use get_address_mode.
5058 (get_adjusted_src): Remove.
5059 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5060 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5061 (add_with_sets): Don't call adjust_sets.
5062 (fp_setter, vt_init_cfa_base): New functions.
5063 (vt_initialize): Change return type to bool. Move most of pool etc.
5064 initialization to the beginning of the function from end. Pass
5065 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5066 If !frame_pointer_needed, call vt_stack_adjustment before mos
5067 vector is filled, call vt_init_cfa_base if argp/framep has been
5068 eliminated to sp. If frame_pointer_needed and argp/framep has
5069 been eliminated to hard frame pointer, set
5070 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5071 encountering fp setter in the prologue. For MO_ADJUST, call
5072 log_op_type before pusing the op into mos vector, not afterwards.
5073 Call adjust_insn before cselib_process_insn/add_with_sets,
5074 call cancel_changes (0) afterwards.
5075 (variable_tracking_main_1): Adjust for vt_initialize calling
5076 vt_stack_adjustments and returning whether it succeeded or not.
5078 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5080 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5083 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5085 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5087 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5088 drap_reg has not been set.
5090 2010-03-15 Michael Matz <matz@suse.de>
5093 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5094 use it to expand block copies.
5095 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5096 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5097 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5099 2010-03-15 Richard Guenther <rguenther@suse.de>
5101 PR tree-optimization/43367
5102 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5105 2010-03-15 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/43317
5108 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5110 2010-03-15 Martin Jambor <mjambor@suse.cz>
5112 PR tree-optimization/43141
5113 * tree-sra.c (create_abstract_origin): New function.
5114 (modify_function): Call create_abstract_origin.
5116 2010-03-15 Chris Demetriou <cgd@google.com>
5118 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5121 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5124 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5125 call insert_out_of_ssa_copy for default definitions.
5127 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5129 * graphite-clast-to-gimple.c (my_long_long): Defined.
5130 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5131 * graphite-sese-to-poly.c (my_long_long): Defined.
5132 (scop_ivs_can_be_represented): Use it.
5134 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5136 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5137 graphite-max-bbs-per-function, and loop-block-tile-size.
5138 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5140 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5142 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5144 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5145 forward declaration.
5146 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5147 (add_upper_bounds_from_estimated_nit): New.
5148 (build_loop_iteration_domains): Use it.
5150 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5152 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5154 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5157 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5158 should be an INTEGER_CST. Also handle CASE_CONVERT.
5160 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5162 * graphite.c (graphite_initialize): To bound the number of bbs per
5163 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5164 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5165 * doc/invoke.texi: Document it.
5167 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5169 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5170 * graphite-sese-to-poly.h (build_poly_scop): Same.
5172 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5174 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5175 the number of parameters in the scop. Use as an upper bound
5176 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5177 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5178 * doc/invoke.texi: Document it.
5180 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5182 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5183 * doc/c-tree.texi: Remove.
5184 * doc/generic.texi: Merge c-tree.texi here.
5185 * doc/gccint.texi (Trees): Remove menu entry.
5186 (c-tree.texi): Remove @include.
5187 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5188 * doc/languages.texi (Reading RTL): Ditto.
5190 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5193 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5195 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5198 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5199 code added to work around reload clobbering CONST insns.
5201 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5203 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5204 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5205 (cselib_preserve_only_values): Remove retain argument, don't
5206 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5207 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5208 * var-tracking.c (micro_operation): Move insn field before union.
5209 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5210 (struct variable_tracking_info_def): Remove n_mos field, change
5211 mos into a vector of micro_operations.
5212 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5213 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5214 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5215 changing into a vector.
5216 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5217 come before all other uops generated by add_stores.
5218 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5220 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5221 a vector. Run just one pass over the bbs instead of separate counting
5222 and computation phase.
5223 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5226 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5227 into *nonlocalized_list vector.
5228 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5229 even if origin is non-NULL.
5230 (gen_variable_die): Likewise.
5231 (process_scope_var): Don't change origin.
5232 (gen_decl_die): Likewise.
5233 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5234 before adding new edges instead of after it, fix moving over
5237 2010-03-11 David S. Miller <davem@davemloft.net>
5239 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5241 * configure: Rebuild.
5243 2010-03-11 Martin Jambor <mjambor@suse.cz>
5245 PR tree-optimization/43257
5246 * tree.c (assign_assembler_name_if_neeeded): New function.
5247 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5249 * tree.h (assign_assembler_name_if_neeeded): Declare.
5250 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5251 the function if needed.
5253 2010-03-11 Chris Demetriou <cgd@google.com>
5255 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5256 include/stdint-gcc.h, and include/stdint.h world-readable.
5258 2010-03-11 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/43255
5261 * tree-vrp.c (process_assert_insertions_for): Do not insert
5262 asserts for trivial conditions.
5264 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5266 PR tree-optimization/43280
5267 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5268 generation. Move calculation of size out of the if branch.
5269 (find_bswap): Modify compare number generation.
5271 2010-03-11 Richard Guenther <rguenther@suse.de>
5274 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5275 (input_gimple_stmt): Fixup handled component types during
5276 operand read. Also fix up decls in ADDR_EXPRs.
5278 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5280 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5281 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5283 2010-03-10 Jan Hubicka <jh@suse.cz>
5286 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5287 * varasm.c (get_variable_section): Don't do that here...
5288 (make_decl_rtl): ... and here.
5289 (do_assemble_alias): Produce decl RTL.
5290 (assemble_alias): Likewise.
5292 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5295 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5296 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5298 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5299 (based_loc_descr): Only express drap or vdrap regno based expressions
5300 using DW_OP_fbreg when not optimizing.
5301 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5302 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5303 REG_CFA_SET_VDRAP note.
5305 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5307 PR tree-optimization/43236
5308 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5309 error in calculation of base address in reverse iteration case.
5310 (generate_builtin): Take number of latch executions if the statement
5313 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5316 * tree-eh.c: Include pointer-set.h.
5317 (lower_eh_dispatch): Filter out duplicate case labels and
5318 remove the unneeded edge when the label is unused. Return
5319 true when some edges are removed.
5320 (execute_lower_eh_dispatch): When any lowering resulted in
5321 removing an edge, also delete unreachable blocks.
5323 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5326 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5327 UNSPEC_MACHOPIC_OFFSET.
5329 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5332 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5333 (m68k_delegitimize_address): New function.
5335 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5338 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5341 * var-tracking.c (adjust_sets): New function.
5342 (count_with_sets, add_with_sets): Use it.
5343 (get_adjusted_src): New inline function.
5344 (add_stores): Use it.
5347 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5348 call cselib_dummy_expand_value_rtx_cb instead of
5349 cselib_expand_value_rtx_cb.
5352 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5353 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5354 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5355 and .cfi_endproc around the pic thunks.
5356 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5357 all queued unwind info register saves are saved before the call.
5358 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5359 considered as sp-=4 for unwind info and the pop as sp+=4 which
5360 also clobbers dest, but doesn't actually restore it.
5363 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5364 RTX_FRAME_RELATED_P.
5366 2010-03-09 Jie Zhang <jie@codesourcery.com>
5368 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5369 whitespaces in output template.
5371 2010-03-09 Jie Zhang <jie@codesourcery.com>
5373 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5376 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5378 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5379 builtins.exp in a separate job.
5381 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5383 * graphite-sese-to-poly.c (add_param_constraints): Use
5384 lower_bound_in_type and upper_bound_in_type.
5386 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5388 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5389 instead of unsigned_type_node.
5391 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5392 Reza Yazdani <reza.yazdani@amd.com>
5395 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5396 on pointer type parameters.
5398 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5402 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5403 handle conversions from pointer to integers.
5404 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5405 induction variable, to be able to work with code generated by CLooG.
5406 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5407 (build_poly_scop): Bail out if we cannot codegen a loop.
5409 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5411 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5412 code generation with gloog_error.
5414 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5416 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5417 Call fold_convert on all the returned values.
5418 (expand_scalar_variables_expr): Pass to
5419 expand_scalar_variables_ssa_name the type of the resulting expression.
5421 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5423 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5424 ppl_min_for_le_pointset.
5425 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5426 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5428 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5430 * graphite-dependences.c (map_into_dep_poly): Removed.
5431 (dependence_polyhedron_1): Use combine_context_id_scat.
5433 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5435 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5436 (struct poly_bb): Same.
5437 (combine_context_id_scat): New.
5439 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5442 * sese.c (name_defined_in_loop_p): Return false for default
5445 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5447 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5448 and clean up the logic.
5450 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5452 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5455 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5457 * var-tracking.c (remove_cselib_value_chains): Define only for
5459 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5460 delete_slot_part, emit_notes_for_differences_1): Don't call
5461 remove_cselib_value_chains here.
5462 (set_slot_part, emit_notes_for_differences_2): Don't call
5463 add_cselib_value_chains here.
5464 (preserved_values): New vector.
5465 (preserve_value): New function.
5466 (add_uses, add_stores, vt_add_function_parameters): Use it
5467 instead of cselib_preserve_value.
5468 (changed_values_stack): New vector.
5469 (check_changed_vars_0): New function.
5470 (check_changed_vars_1, check_changed_vars_2): Use it.
5471 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5472 changed_values_stack VALUEs.
5473 (vt_emit_notes): For all preserved_values call
5474 add_cselib_value_chains. If ENABLE_CHECKING call
5475 remove_cselib_value_chains before verifying value_chains is empty.
5476 Initialize and free changed_values_stack.
5477 (vt_initialize): Initialize preserved_values.
5478 (vt_finalize): Free preserved_values.
5480 2010-03-08 Richard Guenther <rguenther@suse.de>
5482 PR tree-optimization/43269
5483 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5486 2010-03-08 Martin Jambor <mjambor@suse.cz>
5488 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5489 (ipa_is_param_called): Removed.
5490 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5491 (ipa_print_node_params): Do not print the called flag.
5492 (ipa_write_node_info): Do not stream the called flag.
5493 (ipa_read_node_info): Likewise.
5495 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5498 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5499 * cselib.c (struct expand_value_data): Add dummy field.
5500 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5502 (cselib_dummy_expand_value_rtx_cb): New function.
5503 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5505 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5506 * var-tracking.c: Include pointer-set.h.
5507 (variable): Change n_var_parts to char from int. Add
5508 cur_loc_changed and in_changed_variables fields.
5509 (variable_canonicalize): Remove.
5510 (shared_var_p): New inline function.
5511 (unshare_variable): Maintain cur_loc_changed and
5512 in_changed_variables fields. If var was in changed_variables,
5513 replace it there with new_var. Just copy cur_loc instead of
5514 resetting it to something else.
5515 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5516 (dataflow_set_union): Don't call variable_canonicalize.
5517 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5518 of their DEBUG_EXPR_TREE_DECLs.
5519 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5520 and in_changed_variables and cur_loc_changed is false.
5521 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5522 and cur_loc_changed. Don't update cur_loc here.
5523 (variable_merge_over_src): Don't call variable_canonicalize.
5524 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5525 removing loc that is equal to cur_loc, clear cur_loc,
5526 set cur_loc_changed and ensure variable_was_changed is called.
5527 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5528 compare pointers in cur_loc check, if it is equal to loc,
5529 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5530 (variable_different_p): Remove compare_current_location argument,
5531 don't compare cur_loc.
5532 (dataflow_set_different_1): Adjust variable_different_p caller.
5533 (variable_was_changed): If dv had some var in changed_variables
5534 already, reset in_changed_variables flag for it and propagate
5535 cur_loc_changed over to the new variable. On empty var
5536 always set cur_loc_changed. Set in_changed_variables on whatever
5537 var is added to changed_variables.
5538 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5539 Use shared_var_p. When removing loc that is equal to cur_loc,
5540 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5541 end, don't set it to something else, just call variable_was_changed.
5542 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5543 loc being removed, clear cur_loc and set cur_loc_changed.
5544 Set cur_loc_changed if all locations have been removed.
5545 (struct expand_loc_callback_data): New type.
5546 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5547 allocated. Always create SUBREGs if simplify_subreg failed.
5548 Prefer to use cur_loc, when that fails and still in
5549 changed_variables (and seen first time) recompute it. Set
5550 cur_loc_changed of variables which had to change cur_loc and
5551 compute elcd->cur_loc_changed if any of the subexpressions used
5552 had to change cur_loc.
5553 (vt_expand_loc): Adjust to pass arguments in
5554 expand_loc_callback_data structure.
5555 (vt_expand_loc_dummy): New function.
5556 (emitted_notes): New variable.
5557 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5558 that weren't used for any other decl in current
5559 emit_notes_for_changes call call vt_expand_loc_dummy to update
5560 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5561 first loc_chain location if NULL before. Always use just
5562 cur_loc instead of first loc_chain location. When cur_loc_changed
5563 is false, when not --enable-checking=rtl just don't emit any note.
5564 When rtl checking, compute the note and assert it is the same
5565 as previous note. Clear cur_loc_changed and in_changed_variables
5566 at the end before removing from changed_variables.
5567 (check_changed_vars_3): New function.
5568 (emit_notes_for_changes): Traverse changed_vars to call
5569 check_changed_vars_3 on each changed var.
5570 (emit_notes_for_differences_1): Clear cur_loc_changed and
5571 in_changed_variables. Recompute cur_loc of new_var.
5572 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5573 (vt_emit_notes): Initialize and destroy emitted_notes.
5575 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5577 PR rtl-optimization/42220
5578 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5579 Use verify_reg_tracked to determine if we should use OP_OUT rather
5581 (build_def_use): If we see an in-out operand for a register that we
5582 know nothing about, treat is an output if possible, fail the block if
5585 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5588 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5591 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5594 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5595 uses of relevant DEFs that are dead outside the loop too.
5597 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5599 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5601 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5603 * var-tracking.c (values_to_unmark): New variable.
5604 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5605 values_to_unmark vector. Moved body to...
5606 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5607 instead queue it into values_to_unmark vector.
5608 (vt_find_locations): Free values_to_unmark vector.
5610 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5612 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5613 (site.exp): Export them when plugins are enabled.
5615 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5618 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5620 (chrec_fold_multiply): Same.
5622 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5625 * c-decl.c (build_compound_literal): Return early if init is
5628 2010-03-04 Martin Jambor <mjambor@suse.cz>
5630 PR tree-optimization/43164
5631 PR tree-optimization/43191
5632 * tree-sra.c (type_consists_of_records_p): Reject records with
5633 zero-size bit-fields at the end.
5635 2010-03-04 Mike Stump <mikestump@comcast.net>
5637 * Makefile.in (TAGS): Remove *.y.
5639 2010-03-04 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/40761
5642 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5644 (my_rev_post_order_compute): New function.
5645 (init_pre): Call it.
5647 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5650 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5651 decrease the cost of an IV candidate when the cost is infinite.
5653 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5655 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5656 Use '3DNow!' for the extension of that name, ensure normal space
5658 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5660 2010-03-03 Jeff Law <law@redhat.com>
5662 * PR middle-end/32693
5663 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5664 than gen_rtx_SUBREG.
5665 (extract_bit_field_1): Likewise.
5667 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5669 * doc/sourcebuild.texi (Test directives): Document that arguments
5670 include-opts and exclude-opts are now optional for dg-skip-if,
5671 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5673 2010-03-03 Jason Merrill <jason@redhat.com>
5676 * cgraph.h (varpool_node): Add extra_name field.
5677 * varpool.c (varpool_extra_name_alias): New.
5678 (varpool_assemble_decl): Emit extra name aliases.
5679 (varpool_mark_needed_node): Look past an extra name alias.
5680 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5681 * lto-streamer-in.c (lto_input_tree): Read it.
5682 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5684 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5686 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5687 (sparc*-*-solaris2*): ...this.
5689 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5692 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5693 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5694 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5695 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5698 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5699 fallthrough to default handling, just with want_address 0 instead of 2.
5700 For single element lists, add_AT_loc directly, otherwise create an
5701 artificial variable DIE and stick location list to it.
5704 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5705 (VAL_EXPR_HAS_REVERSE): Define.
5706 (reverse_op): New function.
5707 (add_stores): For reversible operations add an extra MO_VAL_USE.
5709 2010-03-02 Jason Merrill <jason@redhat.com>
5711 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5713 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5715 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5716 (sparc64-*-linux*): Likewise.
5717 (sparc64-*-solaris2*): Include assembler files before linker ones.
5718 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5719 * config/sparc/gas.h: Delete.
5720 * config/sparc/sol2-64.h: Add copyright notice.
5721 * config/sparc/sol2-gas-bi.h: Likewise.
5722 * config/sparc/sol2-gld.h: Likewise.
5723 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5724 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5725 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5726 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5727 (sparc_elf_asm_named_section): Rename into...
5728 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5730 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5732 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5734 2010-03-02 Jeff Law <law@redhat.com>
5737 * reload1.c (rtx_p, substitute_stack): Declare.
5738 (substitute): Record addresses of changed rtxs.
5739 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5740 Restore the original rtx when complete.
5741 (reload): Free subsitute_stack when complete.
5743 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5745 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5746 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5748 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5749 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5750 Torture Tests): Change from subsection to section.
5752 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5753 Steven Bosscher <steven@gcc.gnu.org>
5755 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5758 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5761 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5762 the assignment from the new induction variable to the assignment
5763 of the value from the original loop PHI function.
5765 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5766 Daniel Jacobowitz <dan@codesourcery.com>
5768 * doc/sourcebuild.texi (Test directives): Clarify options to
5771 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5773 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5774 Disable cfi directives unless GCC and gas agree on using read-only
5775 .eh_frame sections for 64-bit.
5776 * configure: Regenerate.
5778 2010-03-01 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/43220
5781 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5782 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5784 2010-03-01 Richard Guenther <rguenther@suse.de>
5785 Martin Jambor <mjambor@suse.cz>
5788 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5789 gimplified parameters.
5791 2010-03-01 Christian Bruel <christian.bruel@st.com>
5793 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5795 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5799 2010-03-01 Richard Guenther <rguenther@suse.de>
5802 * expr.c (expand_assignment): Use the alias-oracle to tell
5803 if the rhs aliases the result decl.
5805 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5808 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5809 to sol_gt_pch_get_address.
5810 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5811 64-bit, SPARC and x86.
5812 (sol_gt_pch_get_address): New function.
5814 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5816 * toplev.h (inform_n, error_n): Declare.
5817 * diagnostic.c (inform_n, error_n): New function.
5819 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5821 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5822 has no rtl yet when processing local_decls, queue it and recheck
5823 if deferred stack allocation hasn't assigned it rtl.
5825 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5827 * config/sh/sh.c (unspec_bbr_uid): New.
5828 (gen_block_redirect): Use it instead of INSN_UID.
5829 (gen_far_branch): Likewise.
5831 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5833 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5834 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5836 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5838 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5839 (Warning Options): -Wno-conversion-null is valid for
5840 Objective-C++ as well.
5841 * doc/tm.texi (Named Address Spaces): Likewise.
5842 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5843 * doc/tree-ssa.texi (Tree SSA): Likewise.
5845 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5848 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5849 by default. Don't set the default arch for
5850 i[34567]86-*-darwin*|x86_64-*-darwin*.
5852 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5855 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5856 default. Set the default 32bit/64bit archs with $with_arch
5857 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5859 2010-02-27 Richard Guenther <rguenther@suse.de>
5861 PR tree-optimization/43186
5862 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5863 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5864 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5865 unroller iterations.
5867 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5869 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5870 required and i[34567]86-*-* targets don't support 64bit ISA.
5872 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5875 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5878 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5880 * config.gcc: Set the default arch at least to Prescott for
5881 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5882 if SSE math is enabled.
5884 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5886 * diagnostic.c (diagnostic_initialize): Update.
5887 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5889 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5890 (diagnostic_inhibit_notes): New.
5891 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5893 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5896 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5897 * doc/standards.texi: Likewise.
5898 * doc/extend.texi: Likewise.
5899 * doc/trouble.texi: Likewise.
5900 * doc/cppopts.texi: Likewise.
5901 * doc/install.texi: Likewise.
5902 * c.opt (std=c90,std=gnu90): New options.
5903 * c-opts.c (c_common_handle_option): Handle them.
5905 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5908 * c-decl.c (undeclared_variable): Use an informative note.
5910 2010-02-26 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/43186
5913 * gimple.h (gimple_fold): Remove.
5914 * gimple.c (gimple_fold): Remove. Inline into single user ...
5915 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5916 Try harder for conditions.
5918 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5921 * function.c (used_types_insert): Don't skip through named pointer
5922 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5923 and it is different from the main variant's type.
5925 2010-02-26 Nick Clifton <nickc@redhat.com>
5927 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5929 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5931 * config.gcc: Support --with-fpmath=sse for x86.
5933 * config/i386/ssemath.h: New.
5935 * doc/install.texi (--with-fpmath=sse): Documented.
5937 2010-02-26 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/43188
5940 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5941 vector types of over-aligned element type.
5943 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5946 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5947 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5949 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5951 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5953 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5955 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5956 * var-tracking.c: Include diagnostic.h.
5957 (debug_dv): New function.
5958 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5961 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5962 (add_value_chain, add_value_chains, remove_value_chain,
5963 remove_value_chains): Handle DEBUG_EXPRs.
5964 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5967 * regcprop.c (struct queued_debug_insn_change): New type.
5968 (struct value_data_entry): Add debug_insn_changes field.
5969 (struct value_data): Add n_debug_insn_changes field.
5970 (debug_insn_changes_pool): New variable.
5971 (free_debug_insn_changes, apply_debug_insn_changes,
5972 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5973 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5974 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5976 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5978 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5979 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5980 changes, call cprop_find_used_regs via note_stores.
5981 (copyprop_hardreg_forward): When copying vd from predecessor
5982 which has any queued DEBUG_INSN changes, make sure the pointers are
5983 cleared. At the end call df_analyze and then if there are any
5984 DEBUG_INSN changes queued at the end of some basic block for still
5985 live registers, apply them.
5986 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5988 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5990 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5993 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5995 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5996 targets. Set the default with_cpu/with_arch from arch/cpu.
5997 Allow x86-64 and native for with_cpu/with_arch.
5999 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6001 * ebitmap.c: Change calls to verify_popcount with calls to
6002 sbitmap_verify_popcount.
6003 (ebitmap_clear_bit): Fixed map->cacheindex test and
6004 map>cache update when bit clearing results in an empty
6007 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6010 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6011 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6012 and support both V2DF and V2DI modes.
6013 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6014 support both V2DF and V2DI modes.
6015 (general): Delete trailing whitespace from a few patterns.
6017 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6018 V2DF/V2DI interleave high/low builtins.
6020 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6023 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6024 interleave high/low functions.
6026 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6028 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6029 #pragma extern_prefix.
6031 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6034 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6035 BLKmode, assert op0 is a MEM and just adjust its mode.
6038 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6039 if bitpos isn't multiple of mode's bitsize.
6041 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6043 * c.opt (-ftemplate-depth=): New.
6044 (-ftemplate-depth-): Deprecate.
6045 * optc-gen.awk: Handle -ftemplate-depth=.
6046 * opth-gen.awk: Likewise.
6047 * c-opts.c (c_common_handle_option): Likewise.
6048 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6050 2010-02-24 Jason Merrill <jason@redhat.com>
6052 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6054 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6056 * cfg.c (alloc_aux_for_block): Remove inline.
6057 (alloc_aux_for_edge): Likewise.
6059 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6061 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6063 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6065 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6066 * config/i386/sol2-gas.h: New file.
6067 * config.gcc (i[34567]86-*-solaris2*): Use it.
6069 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6072 * c-typeck.c (ep_convert_and_check): New.
6073 (build_conditional_expr): Use it.
6074 (build_binary_op): Likewise.
6076 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6078 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6081 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6082 bounds even for -O+.
6083 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6084 expr needs to have DECL_NAME set.
6086 2010-02-24 Nick Clifton <nickc@redhat.com>
6088 * config/mep/mep.c: Include gimple.h.
6089 (mep_function_uses_sp): Delete unused function.
6090 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6091 parameters. Use unsigned integers to count args. Return a
6092 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6094 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6097 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6098 greater or equal to nelt instead of 2 * nelt.
6099 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6102 2010-02-23 Jason Merrill <jason@redhat.com>
6105 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6106 in cfun->local_decls even if they have register types.
6109 * stor-layout.c (place_field): Don't warn about unnecessary
6110 DECL_PACKED if the type is packed.
6112 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6115 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6116 GOTOFF relocs, even when the base reg isn't pic pointer.
6118 2010-02-23 Michael Matz <matz@suse.de>
6121 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6122 (expand_gimple_basic_block): Generate and use debug temps if there
6123 are debug uses left after the last real use of TERed ssa names.
6124 Unlink debug immediate uses when they are expanded.
6126 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6129 * config/i386/i386.c (override_options): Reorganise to provide
6130 better error messages.
6132 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6135 * graphite-scop-detection.c (create_single_exit_edge): Move
6136 the call to find_single_exit_edge to....
6137 (create_sese_edges): ...here. Don't handle multiple edges
6138 exiting the function.
6139 (build_graphite_scops): Don't handle multiple edges
6140 exiting the function.
6142 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6145 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6146 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6148 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6151 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6153 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6156 * c-typeck.c (convert_arguments): Print declaration location.
6157 * c-common.c (validate_nargs): Rename as
6158 builtin_function_validate_nargs.
6159 (check_builtin_function_arguments): Update.
6161 2010-02-22 Richard Guenther <rguenther@suse.de>
6164 * tree-inline.c (declare_return_variable): Use the type of
6165 the call stmt lhs if available.
6167 2010-02-22 Duncan Sands <baldrick@free.fr>
6169 * passes.c (register_pass): Always consider all pass lists when
6170 ref_pass_instance_number is zero.
6172 2010-02-22 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/42749
6175 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6176 parameter. Do arithmetic in the original type.
6177 (update_accumulator_with_ops): Likewise.
6178 (adjust_accumulator_values): Adjust.
6180 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6182 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6183 (QI to BLKmode splitter): New splitter.
6185 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6187 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6188 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6190 2010-02-22 Richard Guenther <rguenther@suse.de>
6192 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6194 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6196 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6197 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6198 ($(T)crti.o, $(T)crtn.o): Remove rules.
6200 2010-02-21 Tobias Burnus <burnus@net-b.de>
6203 * doc/invoke.texi (-fassociative-math): Document that this
6204 option is automatically enabled for Fortran.
6206 2010-02-20 David S. Miller <davem@davemloft.net>
6208 * configure.ac: Test if linker and assembler properly support
6209 GOTDATA_OP relocations.
6210 * configure: Rebuild.
6211 * config.in: Likewise.
6212 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6213 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6214 (movsi_high_pic): Likewise.
6215 (movdi_lo_sum_pic): Likewise.
6216 (movdi_high_pic): Likewise.
6217 (movsi_pic_gotdata_op): New pattern.
6218 (movdi_pic_gotdata_op): Likewise.
6219 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6220 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6222 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6225 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6226 attribute to ssemul.
6227 (xop_mulv2div2di3_high): Ditto.
6229 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6232 * c.opt (Wconversion-null): New option.
6233 * doc/invoke.texi (Wconversion-null): Document.
6235 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6237 * common.opt (Wlarger-than-): Add Undocumented.
6239 2010-02-19 Mike Stump <mikestump@comcast.net>
6241 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6243 2010-02-19 Jason Merrill <jason@redhat.com>
6246 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6247 * configure: Likewise.
6249 2010-02-20 Alan Modra <amodra@gmail.com>
6252 * cgraph.h (cgraph_make_decl_local): Declare.
6253 * cgraph.c (cgraph_make_decl_local): New function.
6254 (cgraph_make_node_local): Use it.
6255 * cgraphunit.c (cgraph_function_versioning): Likewise.
6256 * ipa.c (function_and_variable_visibility): Likewise.
6258 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6261 * except.c (sjlj_emit_function_enter): Don't call
6262 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6264 * rtl.h (add_reg_br_prob_note): Remove prototype.
6266 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6269 * c-common.c (conversion_warning): Remove widening conversions
6270 before checking the conversion of integers to reals.
6272 2010-02-19 Mike Stump <mikestump@comcast.net>
6275 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6278 * cgraphunit.c (process_function_and_variable_attributes): Check
6279 DECL_PRESERVE_P instead of looking up attribute "used".
6280 * ipa-pure-const.c (check_decl): Likewise.
6281 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6282 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6283 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6284 instead of attribute "used".
6285 * config/sol2-c.c (solaris_pragma_init): Likewise.
6286 (solaris_pragma_fini): Likewise.
6288 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6290 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6291 Use XCNEW instead of xcalloc.
6292 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6293 XNEW instead of xmalloc.
6294 (get_fields): Use XNEWVEC instead of xmalloc.
6297 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6298 populate vars array.
6299 (create_new_general_access): For debug stmts just reset value.
6300 (get_stmt_accesses): For accesses within debug stmts just record them
6301 using add_access_to_acc_sites instead of preventing the peeling or
6302 counting them as accesses.
6305 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6307 2010-02-19 Richard Guenther <rguenther@suse.de>
6309 PR tree-optimization/42916
6310 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6313 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6315 * configure.ac: Replace all uses of changequote in macro arguments
6316 with proper quoting.
6318 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6321 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6323 2010-02-19 Richard Guenther <rguenther@suse.de>
6325 PR tree-optimization/42944
6326 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6327 test for aliasing with errno.
6329 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6332 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6333 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6334 * dojump.c: Include output.h.
6335 (inv): New inline function.
6336 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6337 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6338 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6339 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6340 argument, pass it down to other calls.
6341 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6342 add REG_BR_PROB note to the conditional jump.
6343 * cfgexpand.c (add_reg_br_prob_note): Removed.
6344 (expand_gimple_cond): Don't call it, add the probability
6345 as last argument to jumpif_1/jumpifnot_1.
6346 * Makefile.in (dojump.o): Depend on output.h.
6347 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6349 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6350 * stmt.c (do_jump_if_equal): Likewise.
6351 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6352 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6353 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6355 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6356 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6357 jumpifnot_1 callers.
6358 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6360 (store_expr): Adjust jumpifnot caller.
6361 (store_constructor): Adjust jumpif caller.
6364 * gimplify.c (gimple_boolify): For __builtin_expect call
6365 gimple_boolify also on its first argument.
6367 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6369 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6371 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6372 * configure: Regenerated.
6374 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6376 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6377 lang_hooks.types_compatible_p instead of comptypes.
6379 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6381 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6382 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6383 if __prefer_thumb__ is defined.
6385 2010-02-18 Martin Jambor <mjambor@suse.cz>
6387 PR tree-optimization/43066
6388 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6389 array with zero-sized element type.
6391 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6393 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6394 rtx, allocate struct var_loc_node here and return it to the
6395 caller, and only if it is actually needed.
6396 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6397 move it earlier and return immediately if it returns NULL.
6399 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6401 * config/sparc/gas.h: New file. Restore
6402 TARGET_ASM_NAMED_SECTION to its ELF default.
6403 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6405 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6406 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6407 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6408 after sparc/sysv4.h.
6410 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6412 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6414 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6416 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6417 patterns from predicated pattern.
6419 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6423 for insn mnemonic suffix.
6425 2010-02-17 Richard Guenther <rguenther@suse.de>
6427 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6430 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6433 * caller-save.c (save_call_clobbered_regs): If BB ends with
6434 a DEBUG_INSN, move any notes in between last real insn and the last
6435 DEBUG_INSN after the last DEBUG_INSN.
6437 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6439 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6440 Fix return type. Fix argument type. Explain meaning of return value.
6442 2010-02-16 Richard Guenther <rguenther@suse.de>
6444 PR tree-optimization/41043
6445 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6446 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6448 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6450 2010-02-16 Ira Rosen <irar@il.ibm.com>
6452 PR tree-optimization/43074
6453 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6454 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6455 vectorizable cycles in hybrid SLP check.
6456 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6458 2010-02-16 Richard Guenther <rguenther@suse.de>
6460 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6461 (true_dependence): If memrefs_conflict_p computes must-alias
6462 trust it. Move TBAA check after offset-based disambiguation.
6463 (canon_true_dependence): Likewise.
6465 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6467 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6468 * doc/invoke.texi: Document it.
6469 * var-tracking.c: Include toplev.h and params.h.
6470 (vt_find_locations): Return bool indicating success. Compute
6471 hash sizes unconditionally. Check new parameter, report.
6472 (variable_tracking_main_1): Check vt_find_locations results and
6473 retry. Renamed from...
6474 (variable_tracking_main): ... this. New wrapper to preserve
6475 flag_var_tracking_assignments.
6476 * Makefile.in (var-tracking.o): Adjust dependencies.
6478 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6479 Jakub Jelinek <jakub@redhat.com>
6482 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6483 if weak_import attribute is present.
6484 * config/darwin.c (machopic_select_section): Likewise.
6486 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6488 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6489 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6490 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6491 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6493 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6496 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6499 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6500 Rewrite text to refer to the names.
6502 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6504 * config/i386/i386-builtin-types.def
6505 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6506 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6507 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6508 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6509 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6510 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6511 IX86_BUILTIN_VPERMIL2PS256.
6512 (MULTI_ARG_4_DF2_DI_I): Defined.
6513 (MULTI_ARG_4_DF2_DI_I1): Defined.
6514 (MULTI_ARG_4_SF2_SI_I): Defined.
6515 (MULTI_ARG_4_SF2_SI_I1): Defined.
6516 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6517 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6518 __builtin_ia32_vpermil2ps256.
6519 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6520 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6521 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6522 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6523 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6524 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6525 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6526 CODE_FOR_xop_vpermil2v8sf3.
6527 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6528 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6529 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6530 (_mm256_permute2_pd): New.
6531 (_mm_permute2_ps): New.
6532 (_mm256_permute2_ps): New.
6534 2010-02-15 Nick Clifton <nickc@redhat.com>
6536 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6537 boolean parameters. Use emit_jump_insn when emitting a pop
6538 instruction containing a return insn.
6539 (push): Use 'true' rather than '1' as second parameter to F.
6540 (h8300_expand_prologue): Likewise.
6541 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6542 (h8300_expand_epilogue): Likewise.
6544 2010-02-15 Richard Guenther <rguenther@suse.de>
6547 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6550 2010-02-15 Nick Clifton <nickc@redhat.com>
6552 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6555 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6557 * intl.c (fake_ngettext): New function.
6558 * intl.h (fake_ngettext): Declare.
6559 (ngettext): Define macro.
6560 * collect2.c (notice_translated): New function.
6561 (main): Use notice_translated and ngettext.
6562 * collect2.h (notice_translated): Declare.
6564 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6566 * reorg.c (delete_computation): Comment fixes.
6567 * caller-save.c (setup_save_areas): Idem.
6568 * sel-sched-dump.c (dump_lv_set): Idem.
6571 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6573 * config/s390/s390.c (s390_sched_init): New function.
6574 (TARGET_SCHED_INIT): Target hook defined.
6576 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6577 Jack Howarth <howarth@bromo.med.uc.edu>
6578 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6581 Partial revert of unintended change in fix for PR41605.
6582 * config/darwin.h: Fix typo.
6583 * config/darwin9.h: Same.
6585 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6587 * c-pch.c (pch_init): Clear v.
6589 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6592 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6593 graphite_can_represent_init for MULT_EXPR.
6595 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6599 * graphite-sese-to-poly.c (remove_phi): New.
6600 (translate_scalar_reduction_to_array): Call remove_phi.
6602 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6605 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6606 * graphite-clast-to-gimple.h (gloog): Update declaration.
6607 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6608 * graphite-poly.h (struct poly_bb): Add missing comments.
6609 (struct scop): Add poly_scop_p field.
6611 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6612 * graphite.c (graphite_transform_loops): Build the polyhedral
6613 representation for each scop before code generation.
6614 * sese.c (rename_variables_in_operand): Removed.
6615 (rename_variables_in_expr): Return the renamed expression.
6616 (rename_sese_parameters): New.
6617 * sese.h (rename_sese_parameters): Declared.
6619 2010-02-11 Richard Guenther <rguenther@suse.de>
6621 PR tree-optimization/42998
6622 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6623 POINTER_PLUS_EXPR properly.
6625 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6626 Changpeng Fang <changpeng.fang@amd.com>
6629 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6630 the cost of an IV candidate when the IV is used in a test against zero.
6632 * gcc.dg/tree-ssa/ivopts-3.c: New.
6634 2010-02-11 Richard Guenther <rguenther@suse.de>
6637 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6638 pointer-vs-decl case by swapping refs. Handle some cases
6639 of pointer-vs-decl disambiguations more conservatively.
6640 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6641 to false after expanding.
6643 2010-02-11 Richard Guenther <rguenther@suse.de>
6646 * gcc.c (process_command): Handle LTO file@offset case more
6649 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6651 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6652 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6654 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6656 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6657 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6658 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6659 Optimize eq/ne comparisons when both arguments are known to be
6661 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6662 Don't mask operands unnecessarily if they are known to be already
6665 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6667 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6670 2010-02-10 Richard Guenther <rguenther@suse.de>
6672 PR tree-optimization/43017
6673 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6674 for wrapping signed arithmetic.
6676 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6679 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6680 if no debug info should be emitted for it.
6682 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6684 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6685 note when flag_exceptions is set.
6687 2010-02-10 Duncan Sands <baldrick@free.fr>
6689 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6691 2010-02-10 Richard Guenther <rguenther@suse.de>
6694 * tree.c (get_unwidened): Handle constants.
6695 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6697 2010-02-10 Martin Jambor <mjambor@suse.cz>
6700 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6701 check for variable argument counts independently.
6703 2010-02-10 Christian Bruel <christian.bruel@st.com>
6706 * config/sh/sh.c (find_barrier): Increase length for non delayed
6707 conditional branches.
6709 2010-02-10 Christian Bruel <christian.bruel@st.com>
6711 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6713 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6715 * builtins.c (set_builtin_user_assembler_name): Also handle
6716 ffs if int is smaller than word.
6718 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6721 * ira-conflicts.c (get_dup): Remove.
6722 (process_reg_shuffles): Add new parameter. Use it as an
6723 additional guard for copy generation.
6724 (add_insn_allocno_copies): Rewrite.
6726 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6728 * common.opt (fsched2-use-traces): Preserved for backward
6730 * doc/invoke.texi: Remove the documentation about option
6731 -fsched2-use-traces.
6732 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6733 flag_sched2_use_traces.
6734 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6735 the backward compatibility flag section.
6737 2010-02-09 Richard Guenther <rguenther@suse.de>
6739 PR tree-optimization/43008
6740 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6741 make HEAP variables initialized from global memory if they
6742 are not known builtin functions.
6743 (find_func_aliases): Adjust.
6745 2010-02-09 Richard Guenther <rguenther@suse.de>
6747 PR tree-optimization/43000
6748 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6749 arithmetic manually.
6751 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6753 PR tree-optimization/42931
6754 * tree-loop-linear.c (try_interchange_loops): Don't call
6755 double_int_mul if estimated_loop_iterations failed.
6757 2010-02-08 Martin Jambor <mjambor@suse.cz>
6760 * tree-sra.c (build_accesses_from_assign): Do not mark in
6761 should_scalarize_away_bitmap if stmt has volatile ops.
6762 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6765 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6767 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6769 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6771 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6774 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6777 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6779 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6782 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6783 to unknown_dependence.
6784 (graphite_legal_transform_dr): Handle the unknown_dependence.
6785 (graphite_carried_dependence_level_k): Same.
6787 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6789 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6791 2010-02-07 Richard Guenther <rguenther@suse.de>
6794 * expr.c (get_inner_reference): Always initialize *pbitsize.
6796 2010-02-07 Richard Guenther <rguenther@suse.de>
6799 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6800 new ARRAY_REFs on variable size element or minimal index arrays.
6802 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6803 gimple_fold_indirect_ref.
6805 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6808 * arm.c (arm_override_options): Just return if the user has specified
6809 an invalid fpu name.
6811 2010-02-03 Jason Merrill <jason@redhat.com>
6814 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6815 i386_pe_maybe_record_exported_symbol.
6817 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6820 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6821 (pa_delegitimize_address): New function.
6823 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6825 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6826 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6828 2010-02-05 Richard Guenther <rguenther@suse.de>
6831 * lto-streamer-in.c (get_resolution): Deal with references
6832 to undefined functions.
6834 2010-02-05 Richard Guenther <rguenther@suse.de>
6836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6837 (fold_const_aggregate_ref): Likewise.
6838 (ccp_fold_stmt): Substitute loads.
6839 (maybe_fold_reference): Verify types before substituting.
6841 (fold_gimple_assign): Unshare properly.
6842 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6844 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6846 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6847 for rs6000_gen_cell_microcode.
6849 2010-02-04 Richard Guenther <rguenther@suse.de>
6851 PR rtl-optimization/42952
6852 * dse.c (const_or_frame_p): Remove MEM handling.
6854 2010-02-04 Nick Clifton <nickc@redhat.com>
6856 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6857 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6858 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6859 (mn10300_asm_output_mi_thunk): New function.
6860 (mn10300_can_output_mu_thunk): New function.
6861 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6862 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6863 (FUNCTION_ARG): Delete incorrect comment.
6865 2010-02-03 Jason Merrill <jason@redhat.com>
6868 * fold-const.c (operand_equal_p): Handle erroneous types.
6870 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6872 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6874 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6876 PR rtl-optimization/42941
6877 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6880 2010-02-03 Jason Merrill <jason@redhat.com>
6883 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6885 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6888 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6889 (cselib_reset_table): Renamed from...
6890 (cselib_reset_table_with_next_value): ... this.
6891 (cselib_get_next_uid): Renamed from...
6892 (cselib_get_next_unknown_value): ... this.
6893 * cselib.c (next_uid): Renamed from...
6894 (next_unknown_value): ... this.
6895 (cselib_clear_table): Adjust.
6896 (cselib_reset_table): Adjust. Renamed from...
6897 (cselib_reset_table_with_next_value): ... this.
6898 (cselib_get_next_uid): Adjust. Renamed from...
6899 (cselib_get_next_unknown_value): ... this.
6900 (get_value_hash): Use hash.
6901 (cselib_hash_rtx): Likewise.
6902 (new_cselib_val): Adjust. Set and dump uid.
6903 (cselib_lookup_mem): Pass next_uid as hash.
6904 (cselib_subst_to_values): Likewise.
6905 (cselib_log_lookup): Dump uid.
6906 (cselib_lookup): Pass next_uid as hash. Adjust.
6907 (cselib_process_insn): Adjust.
6908 (cselib_init): Initialize next_uid.
6909 (cselib_finish): Adjust.
6910 (dump_cselib_table): Likewise.
6911 * dse.c (canon_address): Dump value uid.
6912 * print-rtl.c (print_rtx): Print value uid.
6913 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6915 (dv_uid): New function, sort of renamed from...
6916 (dv_htab_hash): ... this, reimplemented in terms of it and...
6917 (dv_uid2hash): ... this. New.
6918 (variable_htab_eq): Drop excess assertions.
6919 (tie_break_pointers): Removed.
6920 (canon_value_cmp): Compare uids.
6921 (variable_post_merge_New_vals): Print uids.
6922 (vt_add_function_parameters): Adjust.
6923 (vt_initialize): Reset table. Adjust.
6925 2010-02-03 Richard Guenther <rguenther@suse.de>
6927 PR tree-optimization/42944
6928 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6929 (call_may_clobber_ref_p_1): Likewise. Properly handle
6930 malloc and calloc clobbering errno.
6932 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6934 * doc/invoke.texi: Fix name of sched1 dump.
6936 * opts.c (decode_options): Set flag_tree_switch_conversion
6937 only conditionally on optimize >= 2.
6939 * gcse.c: Assorted comment fixes in pass description.
6941 2010-02-03 Anthony Green <green@moxielogic.com>
6943 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6944 nop padding in order to maintain alignment of storage location of
6945 target function address.
6946 (moxie_trampoline_init): Store target function address at newly
6948 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6950 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6952 2010-02-03 Richard Guenther <rguenther@suse.de>
6955 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6957 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6959 * config.gcc: Reenable check for obsolete targets.
6960 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6961 mips-sgi-irix6.[0-4]*.
6963 2010-02-02 Nick Clifton <nickc@redhat.com>
6965 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6966 constant size of 4 as being the same as 0.
6967 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6968 can take values in the range 0..4.
6970 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6973 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6974 as _darwin10_Unwind_FindEnclosingFunction().
6975 * libgcc-libsystem.ver: New.
6977 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6980 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6981 implicitly set registers.
6983 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6985 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6986 (arm_override_options): Allow automatic selection of the thread
6987 pointer register if thumb2.
6988 (legitimize_pic_address): Improve code sequences for Thumb2.
6989 (arm_call_tls_get_addr): Likewise.
6990 (legitimize_tls_address): Likewise.
6991 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6992 (pic_load_addr_32bit): ... this. New named pattern.
6993 * thumb2.md (pic_load_addr_thumb2): Delete.
6994 (pic_load_dot_plus_four): Delete.
6995 (tls_load_dot_plus_four): New named pattern.
6997 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7000 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7001 Document fix for TLS bug.
7003 2010-01-31 Richard Guenther <rguenther@suse.de>
7005 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7006 conservatively correct.
7008 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7012 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7014 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7016 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7018 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7020 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7022 * config.gcc: Adjust order of makefile fragments for mingw targets.
7024 2010-01-31 Richard Guenther <rguenther@suse.de>
7027 * gimplify.c (gimplify_init_constructor): For volatile LHS
7028 initialize a temporary.
7030 2010-01-31 Matthias Klose <doko@ubuntu.com>
7032 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7034 * configure: Regenerate.
7036 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7038 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7039 the same alias set and their sizes different constantness.
7040 (aliasing_component_refs_p): Revert 2009-10-24 change.
7042 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7044 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7047 2010-01-29 Richard Guenther <rguenther@suse.de>
7049 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7050 Assert we successfully updated the call.
7052 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7054 PR rtl-optimization/42889
7055 * df.h (df_set_bb_dirty_nonlr): New prototype.
7056 * df-core.c (df_set_bb_dirty_nonlr): New function.
7057 * df-scan.c (df_insn_rescan): Call it instead of
7058 df_set_bb_dirty for DEBUG_INSNs.
7060 2010-01-29 Richard Guenther <rguenther@suse.de>
7063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7064 quadratic behavior in most cases.
7066 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7069 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7070 in the call to gen_x86_movsicc_0_m1.
7072 2010-01-28 Richard Guenther <rguenther@suse.de>
7074 PR tree-optimization/42871
7075 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7077 2010-01-28 Richard Guenther <rguenther@suse.de>
7079 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7080 into call arguments.
7082 2010-01-28 Richard Guenther <rguenther@suse.de>
7085 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7086 the forwarder if the destination is an EH landing pad.
7088 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7090 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7091 block list passed to gimple_duplicate_sese_tail.
7092 (parallelize_loops): Avoid parallelization when the function
7094 Avoid parallelization when the preheader is IRREDUCIBLE.
7095 Try to optimize when estimated_loop_iterations_int is unresolved.
7096 Add the loop's location to the dump file.
7097 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7098 (gimple_duplicate_sese_tail): Remove the check for the latch.
7099 Redirect nexits to the exit block.
7100 Remove handling of the incoming edges to the latch.
7101 Redirect the backedge from the copied latch to the exit bb.
7103 2010-01-28 Michael Matz <matz@suse.de>
7106 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7107 Wrap force_reg into a sequence, emit it before user.
7109 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7111 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7113 (arm_legacy_rev): Likewise.
7114 (thumb_legacy_rev): Likewise.
7116 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7118 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7119 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7120 on MEM's address failed, try avoid_constant_pool_reference and
7121 recurse if it returned something different.
7122 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7123 address, try avoid_constant_pool_reference and recurse if it
7124 returned something different.
7125 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7126 address and avoid_constant_pool_reference returned something
7127 different, don't set have_address.
7129 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7132 * var-tracking.c (val_store): Add modified argument, obey it.
7134 (count_uses): Move down logging of main.
7135 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7136 don't need resolution.
7137 (emit_notes_in_bb): Likewise.
7139 2010-01-27 Richard Guenther <rguenther@suse.de>
7142 * tree-inline.c (remap_decl): Delay remapping of SSA name
7143 default definitions until we need them.
7145 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7147 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7148 (rs6000_delegitimize_address): New function.
7150 * config/s390/s390.c (s390_delegitimize_address): Call
7151 delegitimize_mem_from_attrs.
7154 * tree-inline.c (cannot_copy_type_1): Removed.
7155 (copy_forbidden): Don't forbid copying of functions containing
7156 records/unions with variable length fields.
7158 2010-01-27 Christian Bruel <christian.bruel@st.com>
7162 * config/sh/sh.c (find_barrier): Increase length for non delayed
7163 conditional branches.
7165 2010-01-27 Matthias Klose <doko@ubuntu.com>
7167 * configure.ac (gnu-unique-object): Fix ldd version check.
7168 * configure: Regenerate.
7170 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7172 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7174 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7175 Test for HAVE_GNU_AS value.
7177 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7179 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7180 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7181 INT64_TYPE): Define.
7182 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7183 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7184 INT_LEAST64_TYPE): Define.
7185 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7186 UINT_LEAST64_TYPE): Define.
7187 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7188 INT_FAST64_TYPE): Define.
7189 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7190 UINT_FAST64_TYPE): Define.
7191 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7192 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7193 (SIG_ATOMIC_TYPE): Define.
7195 2010-01-26 Richard Guenther <rguenther@suse.de>
7197 * df-scan.c (df_scan_set_bb_info): Remove assert.
7198 (df_insn_rescan_debug_internal): Merge asserts.
7199 (df_install_ref): Likewise.
7200 (df_mark_reg): Use bitmap_set_range.
7201 (df_hard_reg_used_p): Remove assert.
7202 (df_hard_reg_used_count): Likewise.
7204 2010-01-26 Richard Guenther <rguenther@suse.de>
7206 PR rtl-optimization/42685
7207 * web.c (web_main): Ignore DEBUG_INSNs.
7209 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7211 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7213 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7214 Fix types of fndecl and arglist parameters.
7216 2010-01-26 Richard Guenther <rguenther@suse.de>
7219 * tree-eh.c (unsplit_eh): Skip debug insns.
7221 2010-01-26 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/42250
7224 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7226 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7229 * omp-low.c (expand_omp_sections): Only use single_pred if
7230 l2_bb is single_pred_p.
7232 2010-01-25 Christian Bruel <christian.bruel@st.com>
7235 * config/sh/sh.c (find_barrier): Increase length for non delayed
7236 conditional branches.
7237 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7239 2010-01-24 David S. Miller <davem@davemloft.net>
7241 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7242 define if not using GAS.
7243 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7244 Likewise. Delete SECTION_MERGE code, which is only applicable
7247 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7250 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7251 mangling of va_list in system headers.
7253 2010-01-23 Toon Moene <toon@moene.org>
7255 * tree-predcom.c (combine_chains): Return NULL, not false.
7257 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7259 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7260 initialization of variable res to agree with return type.
7262 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7264 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7265 * tree-sra.c: Add include of expr.h.
7267 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7269 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7270 insert the debug stmt on the single non-EH edge from the stmt.
7272 2010-01-22 Richard Henderson <rth@redhat.com>
7275 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7276 the RHS until after generate_subtree_copies has insertted its
7277 code before the current statement.
7279 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7281 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7283 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7285 2010-01-21 Martin Jambor <mjambor@suse.cz>
7287 PR tree-optimization/42585
7288 * tree-sra.c (struct access): New field grp_total_scalarization.
7289 (dump_access): Dump the new field.
7290 (should_scalarize_away_bitmap): New variable.
7291 (cannot_scalarize_away_bitmap): Likewise.
7292 (sra_initialize): Allocate new bitmaps.
7293 (sra_deinitialize): Free new bitmaps.
7294 (create_access_1): New function.
7295 (create_access): Parts moved to create_access_1.
7296 (type_consists_of_records_p): New function.
7297 (completely_scalarize_record): Likewise.
7298 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7299 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7300 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7302 (analyze_all_variable_accesses): Completely scalarize small eligible
7305 2010-01-21 Martin Jambor <mjambor@suse.cz>
7307 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7309 2010-01-21 Andrew Haley <aph@redhat.com>
7311 * gcc.c (process_command): Move lang_specific_driver before
7312 setting cc_libexec_prefix.
7314 2010-01-21 Richard Guenther <rguenther@suse.de>
7317 * fold-const.c (negate_expr_p): Pretend only negative
7318 real constants are easily negatable.
7320 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7321 Jason Merrill <jason@redhat.com>
7323 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7324 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7325 * calls.c (initialize argument_information): Handle it.
7326 * c-common.c (handle_transparent_union_attribute): Use new name.
7327 * c-decl.c (finish_struct): Ditto.
7328 * c-typeck.c (type_lists_compatible_p): Ditto.
7329 (convert_for_assignment): Use new name and also handle record.
7330 * function.c (aggregate_value_p): Handle it.
7331 (pass_by_reference): Ditto.
7332 (assign_parm_data_types): Ditto.
7333 * print-tree.c (print_node): Ditto.
7334 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7335 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7336 * tree.c (first_field): New fn.
7338 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7341 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7342 even when linking statically, for now.
7344 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7347 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7348 without a cselib val.
7349 (count_uses): Accept MO_VAL_SET with no val on stores.
7350 (add_stores): Likewise.
7352 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7354 * var-tracking.c (check_value_val): Add a compile time assertion.
7355 (dv_is_decl_p): Simplify.
7356 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7357 gcc_assert if ENABLE_CHECKING.
7359 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7362 * var-tracking.c: Include tree-flow.h.
7363 (mem_dies_at_call): New.
7364 (dataflow_set_preserve_mem_locs): Use it.
7365 (dataflow_set_remove_mem_locs): Likewise.
7366 (dump_var): Renamed from dump_variable. Adjust all callers.
7367 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7368 * Makefile.in (var-tracking.o): Adjust deps.
7370 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7372 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7374 2010-01-20 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/42717
7377 * tree-ssa-dce.c (get_live_post_dom): Remove.
7378 (forward_edge_to_pdom): Take an arbitrary edge to copy
7379 degenerate PHI args from.
7380 (remove_dead_stmt): Use the first post-dominator even if it
7381 does not contain live statements as redirection destination.
7383 2010-01-20 Richard Guenther <rguenther@suse.de>
7385 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7387 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7389 * sel-sched.c (create_speculation_check): Remove set but not used
7391 (try_transformation_cache): Remove set but not used variable ds.
7392 (calculate_privileged_insns): Remove set but not used variables
7393 cur_insn and min_spec_insn.
7394 (find_best_expr): Remove set but not used variable avail_n.
7395 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7397 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7399 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7400 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7403 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7406 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7407 cpu types. Add support for *-sse3 cpu types.
7408 (x86_64-*-*): Ditto.
7410 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7413 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7414 argument, call initializer_constant_valid_p_1 instead of
7415 initializer_constant_valid_p, pass CACHE to it, return NULL
7416 immediately if first call returns NULL.
7417 (initializer_constant_valid_p_1): New function.
7418 (initializer_constant_valid_p): Use it.
7420 2010-01-20 Thomas Quinot <quinot@adacore.com>
7422 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7424 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7426 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7427 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7428 (loc_list_from_tree): Don't handle unsigned division. Handle
7429 signed modulo using DW_OP_{over,over,div,mul,minus}.
7430 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7431 modulo instead of signed.
7433 2010-01-20 DJ Delorie <dj@redhat.com>
7435 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7437 (h8300_emit_stack_adjustment): Propogate it.
7439 (h8300_expand_prologue): Likewise.
7440 (h8300_expand_epilogue): Likewise.
7442 2010-01-19 Michael Matz <matz@suse.de>
7444 PR tree-optimization/41783
7445 * tree-data-ref.c (toplevel): Include flags.h.
7446 (dump_data_dependence_relation): Also dump the inputs if the
7447 result will be unknown.
7448 (split_constant_offset_1): Look through some conversions.
7449 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7450 the offset from last element is too large.
7451 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7452 (reassociate_to_the_same_stmt): Handle vector registers.
7453 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7455 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7456 wide_prolog_niters argument, emit widening instructions.
7457 (vect_do_peeling_for_alignment): Adjust caller, use widened
7458 variant of the iteration cound.
7459 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7461 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7464 * config/arm/neon-testgen.m (emit_automatics): New parameter
7465 features. Adjust for Fixed_return_reg feature.
7466 (test_intrinsic): Call emit_automatics with new feature.
7467 * config/arm/neon.ml: Update copyright years.
7468 (features): New Fixed_return_reg feature.
7469 (ops): Update feature for Vget_low.
7471 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7473 PR tree-optimization/42719
7474 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7478 * fwprop.c (all_uses_available_at): Return false if def_set dest
7479 is a REG that is used in def_insn.
7481 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7483 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7485 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7488 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7490 * target.h (struct gcc_target) <secondary_reload>: Change type
7491 of last argument to secondary_reload_info *.
7493 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7496 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7497 memory references with unaligned offsets. Remove CQImode handling.
7498 (unaligned_memory_operand): Return 1 for memory references with
7499 unaligned offsets. Remove CQImode handling.
7501 2010-01-18 Richard Guenther <rguenther@suse.de>
7504 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7507 2010-01-18 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/42781
7510 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7511 restrict processing only if the original variable was artificial.
7513 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7515 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7516 find number of popped argument bytes.
7518 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7519 Fix the text that describes the return value for invalid insns.
7521 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7523 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7524 Clarify what 'cost of the -dependence' is. Fix quoting.
7526 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7527 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7529 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7531 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7532 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7534 2010-01-17 Richard Guenther <rguenther@suse.de>
7537 * function.c (split_complex_args): Take a VEC to modify.
7538 (assign_parms_augmented_arg_list): Build a VEC instead of
7539 a chain of PARM_DECLs.
7540 (assign_parms_unsplit_complex): Take a VEC of arguments.
7541 Do not fixup unmodified parms.
7542 (assign_parms): Deal with the VEC.
7543 (gimplify_parameters): Likewise.
7545 2010-01-17 Richard Guenther <rguenther@suse.de>
7547 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7548 node existence check.
7549 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7550 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7551 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7552 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7553 (gimple_execute_on_growing_pred): Likewise.
7555 2010-01-17 Richard Guenther <rguenther@suse.de>
7557 PR tree-optimization/42773
7558 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7559 (compute_antic_aux): Likewise.
7560 (compute_partial_antic_aux): Likewise.
7562 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7565 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7568 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7570 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7573 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7574 Fix markup for strict argument.
7576 (TARGET_SCHED_REORDER2): Fix argument types.
7578 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7579 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7581 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7582 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7584 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7587 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7588 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7589 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7590 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7591 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7593 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7595 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7597 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7598 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7600 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7602 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7605 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7607 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7608 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7610 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7612 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7614 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7615 referring to it. Fix language.
7617 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7619 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7621 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7623 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7625 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7626 '@var{stream}. Remove stray 'and'.
7628 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7630 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7632 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7634 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7635 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7637 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7638 Fix description of return value.
7639 Rename argument "sz" to "len."
7641 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7642 Clarify meaning of 'true' return value.
7644 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7646 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7647 rep_mode versus mode_rep.
7649 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7651 (TARGET_BUILTIN_DECL): Fix name.
7653 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7655 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7657 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7659 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7661 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7663 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7666 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7667 Rename argument tm_fn to md_fn.
7669 (TARGET_OPTION_PRINT): Fix argument list.
7671 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7674 * config/i386/i386.c (ix86_fixup_binary_operands):
7675 Revert FMA4 fixup of operands.
7677 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7680 * Makefile.in (write_entries_to_file, install-plugin):
7681 Use \012 instead of \n with tr.
7683 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7685 * configure.ac (HAVE_AS_REF): New C macro.
7686 * configure: Regenerate.
7687 * config.in: Likewise.
7688 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7690 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7693 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7695 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7697 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7699 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7701 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7703 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7705 (TARGET_BINDS_LOCAL_P): Fix argument type.
7707 (TARGET_ASM_FILE_END): Use prototype.
7709 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7711 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7713 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7715 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7717 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7718 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7720 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7721 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7723 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7724 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7725 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7726 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7728 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7730 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7732 (TARGET_INIT_BUILTINS): Use prototype.
7734 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7735 Put 'const char *' in braces. Fix parameter types.
7736 (TARGET_INVALID_CONVERSION): Fix parameter types.
7737 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7738 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7740 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7743 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7745 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7747 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7749 * doc/tm.texi (TARGET_HELP): Fix return type.
7751 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7752 in braces. Fix argument types.
7754 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7756 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7758 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7760 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7761 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7763 (TARGET_MANGLE_TYPE): Fix argument types.
7765 (TARGET_IRA_COVER_CLASSES): Use prototype.
7767 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7769 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7771 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7773 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7775 (TARGET_CALLEE_COPIES): Fix argument types.
7777 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7779 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7781 (TARGET_FUNCTION_VALUE): Fix argument types.
7783 (TARGET_RETURN_IN_MSB): Fix argument type.
7785 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7787 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7789 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7791 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7792 agree with return type.
7794 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7796 2010-01-15 Jing Yu <jingyu@google.com>
7798 PR rtl-optimization/42691
7799 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7800 a pseudo to a constant and are merged, and adjust comments.
7802 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7804 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7806 2010-01-15 Richard Guenther <rguenther@suse.de>
7809 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7810 labels of computed or non-local gotos to the destination.
7811 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7812 landing pad label is the first label.
7814 2010-01-15 Richard Guenther <rguenther@suse.de>
7816 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7818 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7821 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7822 to allow generation of the xssqrtdp instruction on power7.
7823 (sqrtdf2_fpr): Ditto.
7825 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7828 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7829 functions with noreturn attribute.
7832 * varasm.c (declare_weak): Add weak attribute to decl if it
7833 doesn't have one already.
7834 (assemble_external): Only add decls to weak_decls if they also
7835 have weak attribute.
7837 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7839 * var-tracking.c (var_reg_delete): Don't delete the association
7840 between REGs and values or one-part variables if the register
7843 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7846 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7847 because its first operand is a non-localized variable.
7849 2010-01-14 Martin Jambor <mjambor@suse.cz>
7851 PR tree-optimization/42706
7852 * tree-sra.c (encountered_recursive_call): New variable.
7853 (encountered_unchangable_recursive_call): Likewise.
7854 (sra_initialize): Initialize both new variables.
7855 (callsite_has_enough_arguments_p): New function.
7856 (scan_function): Call decl and flags check only for IPA-SRA, check
7857 whether there is a recursive call and whether it has enough arguments.
7858 (all_callers_have_enough_arguments_p): New function.
7859 (convert_callers): Look for recursive calls only when
7860 encountered_recursive_call is set.
7861 (ipa_early_sra): Bail out either if
7862 !all_callers_have_enough_arguments_p or
7863 encountered_unchangable_recursive_call.
7865 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7867 * sel-sched.c: Add 2010 to copyright years.
7868 * sel-sched-ir.c: Likewise.
7869 * sel-sched-ir.h: Likewise.
7871 2010-01-14 Martin Jambor <mjambor@suse.cz>
7873 PR tree-optimization/42714
7874 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7875 constructors specially.
7877 2010-01-14 Andi Kleen <ak@linux.intel.com>
7879 * config/i386/drivers-i386.c (detect_caches_intel):
7880 Add l2sizekb parameter and fill in.
7881 (host_detect_local_cpu): Add l2sizekb, fill in.
7882 Add Atom small cache heuristic.
7884 2010-01-14 Andi Kleen <ak@linux.intel.com>
7886 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7887 Add level3 parameter and fill in.
7888 (detect_caches_intel): Handle level3 cache.
7890 2010-01-14 Andi Kleen <ak@linux.intel.com>
7892 * config/i386/drivers-i386.c (host_detect_local_cpu):
7893 Fix core duo detection.
7895 2010-01-14 Andi Kleen <ak@linux.intel.com>
7897 * config/i386/drivers-i386.c (host_detect_local_cpu):
7900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7902 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7903 (rs6000_variable_issue_1): this. Use...
7904 (rs6000_variable_issue): here. Reimplement. Print debug info.
7906 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7908 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7909 sel_restore_notes. Update all callers. Call reemit_notes
7912 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7914 PR rtl-optimization/42246
7915 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7918 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7920 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7921 all successors is the same as number of successors in current region.
7923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7925 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7926 to rename is not separable. Otherwise check that its LHS is not NULL.
7928 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7930 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7932 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7934 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7935 available registers when failed to discover LHS register class.
7936 Fix indentation. Update comment.
7938 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7939 Alexander Monakov <amonakov@ispras.ru>
7941 PR rtl-optimization/42389
7942 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7944 (advance_state_on_fence): Likewise.
7945 (sel_target_adjust_priority): Print debug output only when
7946 sched_verbose >= 4, not 2.
7947 (get_expr_cost): Do not issue all unique insns on the next cycle.
7948 (fill_insns): Initialize can_issue_more from the value saved
7950 * sel-sched-ir.c (flist_add): New parameter issue_more.
7951 Init FENCE_ISSUE_MORE with it.
7952 (merge_fences): Likewise.
7953 (init_fences): Update call to flist_add.
7954 (add_to_fences, add_clean_fence_to_fences)
7955 (add_dirty_fence_to_fences): Likewise.
7956 (move_fence_to_fences): Update call to merge_fences.
7957 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7959 * sel-sched-ir.h (struct _fence): New field issue_more.
7960 (FENCE_ISSUE_MORE): New accessor macro.
7962 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7964 PR rtl-optimization/42388
7965 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7966 that have no predecessors nor successors. Do not call move_bb_info
7967 for empty blocks outside of current region.
7969 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7971 PR rtl-optimization/42294
7972 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7973 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7974 originators' originators.
7976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7978 PR rtl-optimization/39453
7979 PR rtl-optimization/42246
7980 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7982 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7984 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7985 Alexander Monakov <amonakov@ispras.ru>
7988 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7989 (maybe_tidy_empty_bb): ... here. Make static. Add new
7990 argument. Update all callers.
7991 (tidy_control_flow): ... and here. Recompute topological order
7992 of basic blocks in region if necessary.
7993 (sel_redirect_edge_and_branch): Change return type. Return true
7994 if topological order might have been invalidated.
7995 (purge_empty_blocks): Export and move from...
7996 * sel-sched.c (purge_empty_blocks): ... here.
7997 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7998 (maybe_tidy_empty_bb): Delete prototype.
7999 (purge_empty_blocks): Declare.
8001 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8003 PR rtl-optimization/42249
8004 * sel-sched.c (try_replace_dest_reg): When chosen register
8005 and original register is the same, do not bail out early, but
8006 still check all original insns for validity of replacing destination
8007 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8010 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8013 Port from no-undefined-overflow branch:
8014 2009-03-09 Richard Guenther <rguenther@suse.de>
8016 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8018 2010-01-14 Richard Guenther <rguenther@suse.de>
8021 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8023 2010-01-14 Ira Rosen <irar@il.ibm.com>
8025 PR tree-optimization/42709
8026 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8027 as scalar type in creation of constant vector operand.
8029 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8032 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8033 (check-parallel-%): Match `testsuite' directory component only
8036 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8038 PR translation/39521
8039 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8042 2010-01-13 Richard Guenther <rguenther@suse.de>
8044 PR tree-optimization/42730
8045 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8048 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8051 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8052 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8055 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8057 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8058 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8059 ___umulsi3_highpart.
8061 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8062 rather than schedule_insns if the pass is enabled.
8064 2010-01-13 Martin Jambor <mjambor@suse.cz>
8066 PR tree-optimization/42704
8067 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8070 2010-01-13 Martin Jambor <mjambor@suse.cz>
8072 PR tree-optimization/42703
8073 * tree-sra.c (analyze_access_subtree): Check that we can build a
8074 reference to the original data within the aggregate.
8076 2010-01-13 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/42705
8079 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8081 2010-01-13 Richard Guenther <rguenther@suse.de>
8084 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8086 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8089 * var-tracking.c (values_to_unmark): New variable.
8090 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8091 values_to_unmark vector. Moved body to...
8092 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8093 instead queue it into values_to_unmark vector.
8094 (vt_find_locations): Free values_to_unmark vector.
8096 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8098 * config/s390/s390.c (override_options): Set
8099 default of max-pending-list-length to 256
8101 2010-01-13 Richard Guenther <rguenther@suse.de>
8104 * tree-pass.h (PROP_gimple_lcx): New.
8105 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8106 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8107 before the final cleanup_eh.
8108 (dump_properties): Dump PROP_gimple_lcx.
8109 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8110 (tree_lower_complex_O0): Remove.
8111 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8112 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8113 tree_lower_complex, schedule TODO_update_ssa.
8114 * lto-streamer-out.c (output_function): Stream the functions
8116 * lto-streamer-in.c (input_function): Likewise.
8117 (lto_read_body): Do not override them here.
8119 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8122 * c-typeck.c (build_c_cast): Fold value cast to union type before
8123 wrapping it in a CONSTRUCTOR.
8125 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8127 PR rtl-optimization/42699
8128 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8131 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8133 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8134 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8135 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8136 SUBTARGET_WARN_UNUSED_SPEC): ... here
8137 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8139 2010-01-12 Julian Brown <julian@codesourcery.com>
8141 * config/arm/neon-schedgen.ml (Utils): Don't try to
8142 open missing module.
8143 (find_with_result): New.
8145 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8148 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8149 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8151 PR tree-optimization/42645
8152 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8153 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8154 decl_map, set processing_debug_stmt to -1 and return name without
8157 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8159 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8160 binutils version, and reword target configuration description.
8162 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8164 * config/avr/avr.h (LINKER_NAME): Remove.
8166 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8169 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8170 that support VSX, warn for -mno-altivec if vsx is not disabled,
8173 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8174 Shujing Zhao <pearly.zhao@oracle.com>
8176 PR translation/42469
8177 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8178 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8179 character between option name and help text.
8180 * c.opt (imultilib): Likewise.
8182 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8184 * lto-streamer-out.c (output_unreferenced_globals): Output static
8187 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8189 PR rtl-optimization/42621
8190 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8191 optimizing for size.
8192 (duplicate_computed_gotos): Remove now-redundant check.
8194 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8197 * configure.ac: Save and restore LDFLAGS and LIBS
8198 * configure: Regenerate.
8200 2010-01-10 Richard Guenther <rguenther@suse.de>
8203 * builtins.c (fold_builtin_strlen): Add type argument and
8204 convert the resulting length to it.
8205 (fold_builtin_1): Adjust.
8207 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8209 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8210 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8212 (num_insns_constant_wide): Adjust for that change.
8214 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8217 * web.c (union_defs): Add used argument, to combine uses of
8219 (entry_register): Adjust type and tests of used argument.
8220 (web_main): Widen used for new use. Pass it to union_defs.
8221 * df.h (union_defs): Adjust prototype.
8223 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8226 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8227 uses in new incoming argument. Free body.
8228 (reset_debug_uses_in_loop): New.
8229 (analyze_insn_to_expand_var): Call the latter if the former found
8230 anything. Fix whitespace. Reject invalid dest overlaps before
8231 going through all insns in the loop.
8233 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8236 * haifa-sched.c (dying_use_p): Debug insns don't count.
8238 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8241 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8242 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8243 (verify_gimple_call): Reject LHS in noreturn calls.
8245 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8249 * tree-vect-loop-manip.c (adjust_info): New type.
8250 (adjust_vec): New pointer to vector.
8251 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8252 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8253 (slpeel_update_phis_for_duplicate_loop): Use them.
8254 (slpeel_update_phi_nodes_for_guard1): Likewise.
8255 (slpeel_update_phi_nodes_for_guard2): Likewise.
8256 (slpeel_tree_peel_loop_to_edge): Likewise.
8257 (vect_update_ivs_after_vectorizer): Likewise.
8259 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8261 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8262 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8264 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8266 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8267 bogus uninitialized warning.
8269 2010-01-09 Richard Guenther <rguenther@suse.de>
8272 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8273 the evolution is compatible with the initial condition.
8275 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8277 * gcc.c (process_command): Update copyright notice dates.
8278 * gcov.c (print_version): Likewise.
8279 * gcov-dump.c (print_version): Likewise.
8280 * mips-tfile.c (main): Likewise.
8281 * mips-tdump.c (main): Likewise.
8283 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8286 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8288 (rotlhi3_8): Delete.
8290 (rotlsi3_8): Delete.
8291 (rotlsi3_16): Delete.
8292 (rotlsi3_24): Delete.
8294 (*rotw<mode>3): New.
8295 (*rotb<mode>3): New.
8296 * config/avr/avr.c (avr_rotate_bytes): New function.
8297 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8299 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8302 * configure.ac: Modify -rdynamic check.
8303 * configure: Regenerate.
8305 2010-01-08 DJ Delorie <dj@redhat.com>
8307 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8308 register popping order.
8310 2010-01-08 Richard Guenther <rguenther@suse.de>
8313 * c.opt (fsigned-char): Also let LTO handle this option.
8314 (funsigned-char): Likewise.
8316 2010-01-07 Richard Guenther <rguenther@suse.de>
8318 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8319 (gimple_op): Likewise.
8320 (gimple_op_ptr): Likewise.
8321 (gimple_assign_set_lhs): Remove gcc_assert.
8322 (gimple_assign_set_rhs1): Likewise.
8323 (gimple_assign_set_rhs2): Likewise.
8324 (gimple_call_set_lhs): Likewise.
8325 (gimple_call_set_fn): Likewise.
8326 (gimple_call_set_fndecl): Likewise.
8327 (gimple_call_fndecl): Likewise.
8328 (gimple_call_return_type): Likewise.
8329 (gimple_call_set_chain): Likewise.
8330 (gimple_call_num_args): Likewise.
8331 (gimple_call_set_arg): Likewise.
8332 (gimple_cond_set_code): Likewise.
8333 (gimple_cond_set_lhs): Likewise.
8334 (gimple_cond_set_rhs): Likewise.
8335 (gimple_cond_set_true_label): Likewise.
8336 (gimple_cond_set_false_label): Likewise.
8337 (gimple_label_set_label): Likewise.
8338 (gimple_goto_set_dest): Likewise.
8339 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8340 (gimple_debug_bind_get_value): Likewise.
8341 (gimple_debug_bind_get_value_ptr): Likewise.
8342 (gimple_debug_bind_set_var): Likewise.
8343 (gimple_debug_bind_set_value): Likewise.
8344 (gimple_debug_bind_reset_value): Likewise.
8345 (gimple_debug_bind_has_value_p): Likewise.
8346 (gimple_return_retval_ptr): Remove gcc_assert.
8347 (gimple_return_retval): Likewise.
8348 (gimple_return_set_retval): Likewise.
8349 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8350 (safe_referenced_var_iterator): Remove.
8351 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8352 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8353 (fill_referenced_var_vec): Remove.
8354 (first_readonly_imm_use): Remove redundant gcc_assert.
8355 (phi_arg_index_from_use): Combine gcc_asserts.
8356 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8357 (first_imm_use_stmt): Remove redundant gcc_assert.
8358 * tree-cfg.c (verify_gimple_call): Verify function and chain
8359 operands. Verify arguments.
8360 (verify_types_in_gimple_stmt): Verify condition code and labels.
8362 2010-01-07 Richard Guenther <rguenther@suse.de>
8364 PR tree-optimization/42641
8365 * sese.c (rename_map_elt_info): Use the SSA name version, do
8368 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8370 PR tree-optimization/42625
8371 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8372 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8374 2010-01-07 Duncan Sands <baldrick@free.fr>
8376 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8378 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8381 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8382 note itself is not function_invariant_p.
8384 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8386 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8387 Do not add the DF_NOTE problem.
8388 * store-motion.c (execute_rtl_store_motion): Likewise.
8390 2010-01-07 Martin Jambor <mjambor@suse.cz>
8392 PR tree-optimization/42157
8393 * tree-sra.c (compare_access_positions): Stabilize sort if both
8394 accesses have integer types, return zero immediately if they are the
8397 2010-01-06 Richard Henderson <rth@redhat.com>
8400 * haifa-sched.c (add_to_note_list): Merge into ...
8401 (concat_note_lists): ... here, and ...
8402 (unlink_other_notes, rm_other_notes): Merge into...
8403 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8404 NOTE_INSN_EPILOGUE_BEG.
8406 2010-01-06 Richard Guenther <rguenther@suse.de>
8408 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8409 not inline regular functions into always-inline functions.
8411 2010-01-06 Nick Clifton <nickc@redhat.com>
8413 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8414 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8416 (OVERRIDE_OPTIONS): Delete.
8417 (OPTIMIZATION_OPTIONS): Define.
8418 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8419 * config/rx/rx.c (rx_handle_option): Issue an error message if
8420 -mcpu=rx200 and -fpu are used together.
8421 (rx_set_optimization_options): New function. Issue an error
8422 message if an optimization attribute attempts to reset the FPU/
8423 math optimization pairing.
8424 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8425 * config/rx/rx.opt: Set the default to 32-bit doubles.
8426 * config/rx/t-rx: Add multilibs for -nofpu option.
8427 * doc/invoke.texi: Update documentation of RX options.
8429 2010-01-06 Richard Guenther <rguenther@suse.de>
8431 * tree-ssa-pre.c (name_to_id): New global.
8432 (alloc_expression_id): Simplify SSA name handling.
8433 (lookup_expression_id): Likewise.
8434 (init_pre): Zero name_to_id.
8435 (fini_pre): Free it.
8437 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8439 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8441 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8444 * config/i386/sse.md (smaxv2di3): New.
8445 (umaxv2di3): Likewise.
8446 (sminv2di3): Likewise.
8447 (uminv2di3): Likewise.
8449 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8452 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8453 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8454 (legitimize_tls_address): Likewise.
8455 (sparc_tls_referenced_p): Likewise.
8456 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8457 and adjust calls to legitimize_pic_address.
8458 (legitimate_constant_p) Use sparc_tls_referenced_p.
8459 (legitimate_pic_operand_p): Likewise.
8460 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8461 (sparc_tls_symbol_ref_1): Delete.
8462 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8463 (legitimize_tls_address): Make static, handle CONST patterns.
8464 (legitimize_pic_address): Make static, remove unused parameter and
8465 adjust recursive calls.
8466 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8467 and adjust call to legitimize_pic_address.
8468 (sparc_output_mi_thunk): Likewise.
8470 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8471 H.J. Lu <hongjiu.lu@intel.com>
8474 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8475 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8476 operands to make them signed.
8479 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8482 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8483 GTU to GT for V4SI and V2DI.
8485 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8486 (umin<mode>3): Removed.
8488 (uminv4si3): Likewise.
8490 2010-01-05 Martin Jambor <mjambor@suse.cz>
8492 PR tree-optimization/42462
8493 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8494 current_function_decl to helper functions and macros.
8496 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8499 * flags.h: Don't include real.h.
8500 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8501 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8502 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8503 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8504 * dominance.c: Update copyright.
8505 * gimple.c (walk_gimple_op): Remove inline.
8506 * tree-ssa-reassoc.c: Include real.h.
8507 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8508 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8510 2010-01-05 Nick Clifton <nickc@redhat.com>
8512 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8513 register to push into the stack frame when the accumulator has to
8514 be saved during interrupts.
8516 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8518 * doc/invoke.texi: Remove the documentation about option
8520 * common.opt (Wunreachable-code): Preserved for backward
8522 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8523 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8524 the backward compatibility flag section.
8526 2010-01-05 Richard Guenther <rguenther@suse.de>
8528 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8530 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8533 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8535 PR tree-optimization/42508
8536 * tree-sra.c (convert_callers): Check for recursive call
8537 by comparing cgraph nodes instead of decls.
8538 (modify_function): Call ipa_modify_formal_parameters also
8539 on all same_body aliases.
8541 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8542 cgraph nodes when checking for same_body aliases.
8544 2010-01-05 Richard Guenther <rguenther@suse.de>
8546 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8547 allocation and lookup.
8548 (get_or_alloc_expr_for_constant): Likewise.
8549 (phi_translate): Sink allocation.
8551 2010-01-04 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8554 a new entry only if needed.
8555 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8556 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8558 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8560 (phi_translate): Handle CONSTANTs early.
8562 2010-01-04 Martin Jambor <mjambor@suse.cz>
8564 PR tree-optimization/42398
8565 * tree-sra.c (struct access): Removed flag grp_different_types.
8566 (dump_access): Do not dump the removed flag.
8567 (sort_and_splice_var_accesses): Do not set the removed flag.
8568 (sra_modify_expr): Check for type compatibility directly.
8570 2010-01-04 Martin Jambor <mjambor@suse.cz>
8572 PR tree-optimization/42366
8573 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8574 edges with variable number of parameters.
8575 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8576 flag instead of asserting it.
8577 (ipa_read_node_info): Read uses_analysis_done flag.
8579 2010-01-04 Richard Guenther <rguenther@suse.de>
8581 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8582 iterative_hash_* as intended.
8583 (vn_reference_compute_hash): Likewise. Simplify hashing
8585 (vn_reference_lookup_2): Likewise.
8586 (vn_nary_op_compute_hash): Likewise.
8587 (vn_phi_compute_hash): Likewise.
8588 (expressions_equal_p): Remove strange code.
8589 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8590 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8591 (bitmap_insert_into_set_1): Take value-id as parameter.
8592 (add_to_value): Pass it.
8593 (bitmap_insert_into_set): Likewise.
8594 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8596 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8599 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8600 (do_self_spec): For switches with SWITCH_IGNORE set set also
8601 SWITCH_IGNORE_PERMANENTLY.
8602 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8605 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8607 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8608 tree of an unreferenced global var.
8610 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8613 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8614 GTU to GT for V4SI and V2DI.
8616 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8617 (umin<mode>3): Removed.
8619 (uminv4si3): Likewise.
8621 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8624 * collect2.c (main): Turn on trace in collect2 if -v is passed
8627 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8629 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8630 description of expression operand.
8632 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8634 * configure.ac: Add install-html to target_list for Make-hooks.
8635 * configure: Regenerate.
8636 * fortran/Make-lang.in (F95_HTMLFILES): New.
8637 (fortran.html): Use it.
8638 (fortran.install-html): New.
8639 * Makefile.in (install-html): Add lang.install-html.
8640 * java/Make-lang.in (JAVA_HTMLFILES): New.
8641 (java.html): Use it.
8642 (java.install-html): New.
8643 * objc/Make-lang.in (objc.install-html): New.
8644 * objcp/Make-lang.in (obj-c++.install-html): New.
8645 * cp/Make-lang.in (c++.install-html): New.
8646 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8647 * lto/Make-lang.in (lto.install-html): New.
8649 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8652 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8654 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8656 PR rtl-optimization/41862
8657 * store-motion.c (store_killed_in_insn, compute_store_table,
8658 remove_reachable_equiv_notes, replace_store_insn,
8659 build_store_vectors): Ignore all DEBUG_INSNs.
8661 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8664 * common.opt: Add dumpdir.
8666 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8668 (option_map): Add --dumpdir.
8670 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8672 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8674 * opts.c (decode_options): Try dump_dir_name first if
8675 dump_base_name isn't an absolute path.
8676 (common_handle_option): Handle OPT_dumpdir.
8678 * toplev.c (dump_dir_name): New.
8679 (print_switch_values): Also ignore -dumpdir.
8681 * toplev.h (dump_dir_name): New.
8683 2010-01-03 Richard Guenther <rguenther@suse.de>
8685 PR tree-optimization/42589
8686 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8687 double-word expansion of bswap32.
8689 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8691 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8692 with BLOCK_FOR_INSN.
8693 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8694 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8695 noce_process_if_block): Likewise.
8696 * gcse.c (compute_local_properties, insert_expr_in_table,
8697 insert_set_in_table, canon_list_insert, find_avail_set,
8698 pre_insert_copy_insn): Likewise.
8700 * basic-block.h (BLOCK_NUM): Move from here...
8701 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8703 2010-01-03 Richard Guenther <rguenther@suse.de>
8705 PR tree-optimization/42438
8706 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8707 contains_may_not_return_call flag.
8708 (BB_MAY_NOTRETURN): New.
8709 (valid_in_sets): Trapping nary operations are not valid
8710 in blocks that may not return.
8711 (insert_into_preds_of_block): Remove check for trapping expressions.
8712 (compute_avail): Compute also BB_MAY_NOTRETURN.
8714 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8716 * doc/invoke.texi: Add 2010 to copyright years.
8718 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8720 * config/sparc/sparc.c: Fix formatting nits.
8722 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8723 Alexander Monakov <amonakov@ispras.ru>
8725 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8727 2010-01-02 Richard Guenther <rguenther@suse.de>
8730 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8731 (simplify_switch_using_ranges): Mark to be removed edges
8734 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8736 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8738 * collect2.c (scan_libraries): Add missing argument in call to
8741 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8744 * config/alpha/predicates.md (aligned_memory_operand): Return false
8746 (unaligned_memory_operand): Return true for CQImode.
8747 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8748 doesn not cross aligned SImode word boundary.
8750 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8752 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8754 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8755 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8757 2010-01-02 Richard Guenther <rguenther@suse.de>
8760 * toplev.c (compile_file): Emit LTO marker properly. Change
8762 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8764 2010-01-01 Richard Guenther <rguenther@suse.de>
8767 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8769 2010-01-01 Richard Guenther <rguenther@suse.de>
8772 * c-decl.c (grokdeclarator): For zero-size arrays force
8773 structural equality checks as layout_type does.
8775 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8777 * builtins.c: Update copyright to 2010.
8779 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8782 * lto-streamer-out.c (produce_asm): Revert the last change.
8783 (copy_function): Likewise.
8785 * lto-streamer.c (lto_get_section_name): Skip any leading
8788 2010-01-01 Richard Guenther <rguenther@suse.de>
8791 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8795 Copyright (C) 2010 Free Software Foundation, Inc.
8797 Copying and distribution of this file, with or without modification,
8798 are permitted in any medium without royalty provided the copyright
8799 notice and this notice are preserved.