1 2010-05-07 Richard Guenther <rguenther@suse.de>
3 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
5 (store_arg): Queue temp_filename for deletion instead of
8 2010-05-07 Richard Guenther <rguenther@suse.de>
10 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
11 (run_gcc): Handle LTRANS phase invocation.
12 * collect2.c (maybe_run_lto_and_relink): Do not set
15 2010-05-07 Jakub Jelinek <jakub@redhat.com>
17 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
18 this is also meaningful on PARM_DECLs and RESULT_DECLs.
20 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
24 2010-05-07 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/44020
27 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
28 code when PRE is not yet initialized.
30 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32 * config/mips/dbxmdebug.h: Remove.
33 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
35 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
37 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
38 with null pointer and also warn about ordered comparison of zero with
41 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
44 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
45 * graphite-clast-to-gimple.c
46 (clast_to_gcc_expression): Same.
47 (precision_for_value): Same.
48 (precision_for_interval): Same.
49 (gcc_type_for_interval): Same.
50 (graphite_create_new_guard): Same.
51 (compute_bounds_for_level): Same.
52 (graphite_create_new_loop_guard): Same.
53 * graphite-interchange.c
54 (build_linearized_memory_access): Same.
55 (pdr_stride_in_loop): Same.
56 (memory_strides_in_loop_1): Same.
57 (memory_strides_in_loop): Same.
58 (extend_scattering): Same.
59 (psct_scattering_dim_for_loop_depth): Same.
60 (pbb_number_of_iterations): Same.
62 (debug_iteration_domains): Same.
64 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
65 (ppl_set_inhomogeneous_gmp): Same.
66 (ppl_strip_loop): Same.
67 (ppl_lexico_compare_linear_expressions): Same.
68 (ppl_read_polyhedron_matrix): Same.
69 (ppl_max_for_le_pointset): Same.
71 (ppl_read_polyhedron_matrix): Same.
72 (tree_int_to_gmp): Same.
73 (gmp_cst_to_tree): Same.
74 (ppl_set_inhomogeneous): Same.
75 (ppl_set_inhomogeneous_tree): Same.
77 (ppl_set_coef_tree): Same.
78 * graphite-sese-to-poly.c
79 (build_pbb_scattering_polyhedrons): Same.
80 (build_scop_scattering): Same.
81 (scan_tree_for_params_right_scev): Same.
82 (scan_tree_for_params): Same.
83 (find_params_in_bb): Same.
84 (find_scop_parameters): Same.
85 (add_upper_bounds_from_estimated_nit): Same.
86 (build_loop_iteration_domains): Same.
87 (add_condition_to_domain): Same.
88 (pdr_add_memory_accesses): Same.
90 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
92 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
93 CLooG's value_* macros to their respective mpz_* counterparts.
94 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
95 (graphite_create_new_loop_guard): Same.
96 * graphite-interchange.c (build_linearized_memory_access): Same.
97 (pdr_stride_in_loop): Same.
98 (memory_strides_in_loop_1): Same.
99 (1st_interchange_profitable_p): Same.
100 * graphite-poly.c (extend_scattering): Same.
101 (psct_scattering_dim_for_loop_depth): Same.
102 (pbb_number_of_iterations): Same.
103 (pbb_number_of_iterations_at_time): Same.
104 * graphite-poly.h (new_1st_loop): Same.
105 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
106 (oppose_constraint): Same.
107 (insert_constraint_into_matrix): Same.
108 (ppl_set_inhomogeneous_gmp): Same.
109 (ppl_set_coef_gmp): Same.
110 (ppl_strip_loop): Same.
111 (ppl_lexico_compare_linear_expressions): Same.
112 (ppl_max_for_le_pointset): Same.
113 (ppl_min_for_le_pointset): Same.
114 (ppl_build_realtion): Same.
115 * graphite-ppl.h (gmp_cst_to_tree): Same.
116 (ppl_set_inhomogeneous): Same.
117 (ppl_set_inhomogeneous_tree): Same.
118 (ppl_set_coef): Same.
119 (ppl_set_coef_tree): Same.
120 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
121 (build_scop_scattering): Same.
122 (add_value_to_dim): Same.
123 (scan_tree_for_params_right_scev): Same.
124 (scan_tree_for_params_int): Same.
125 (scan_tree_for_params): Same.
126 (find_params_in_bb): Same.
127 (find_scop_parameters): Same.
128 (add_upper_bounds_from_estimated_nit): Same.
129 (build_loop_iteration_domains): Same.
130 (create_linear_expr_from_tree): Same.
131 (add_condition_to_domain): Same.
132 (pdr_add_memory_accesses): Same.
134 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
135 Jason Merrill <jason@redhat.com>
137 * c-common.c (c_common_reswords): Add nullptr.
138 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
139 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
140 (gen_type_die_with_usage): Likewise.
141 * dbxout.c (dbxout_type): Likewise.
142 * sdbout.c (plain_type_1): Likewise.
144 2010-05-06 Jason Merrill <jason@redhat.com>
146 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
147 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
149 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
151 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
152 stripping WITH_SIZE_EXPR.
153 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
156 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
158 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
159 list of obsolete configurations.
160 Disabled check for obsolete configurations.
161 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
162 Removed support for previous versions.
163 * config/mips/iris.h: Removed.
164 * config/mips/iris5.h: Removed.
165 * config/mips/iris6.h: Merged old iris.h contents.
166 (TARGET_IRIX): Removed.
167 (DRIVER_SELF_SPECS): Removed mabi=32.
168 (IDENT_ASM_OP): Removed undef.
169 (STARTFILE_SPEC): Removed mabi=32.
170 (ENDFILE_SPEC): Likewise.
171 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
172 (MACHINE_TYPE): Update for IRIX 6.5.
173 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
174 TARGET_IRIX by TARGET_IRIX6.
175 (mips_file_start): Likewise.
176 (mips_output_external): Remove IRIX 5/6 O32 support.
177 (mips_output_function_prologue): Likewise.
178 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
180 (TARGET_CPU_CPP_BUILTINS): Likewise.
181 (TARGET_IRIX): Removed.
182 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
183 (MULTILIB_DIRNAMES): Removed 32.
184 (MULTILIB_OSDIRNAMES): Removed ../lib.
185 * doc/install.texi (Prerequisites): Don't reference IRIX before
187 (Specific, mips-sgi-irix5): Document removal.
188 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
190 Remove references to older IRIX 6 releases and the O32 ABI.
192 2010-05-06 Jakub Jelinek <jakub@redhat.com>
194 * gcc.dg/Wunused-var-8.c: Move to...
195 * c-c++-common/Wunused-var-6.c: ... here. New test.
198 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
199 instead of DF_REF_REAL_REG.
201 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
204 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
205 handling to still return true for x64 targets.
207 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
209 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
211 2010-05-06 Jan Hubicka <jh@suse.cz>
213 PR tree-optimization/43791
214 * ipa-inline.c (update_caller_keys): Remove bogus
215 disregard_inline_limits check.
217 2010-05-06 Michael Matz <matz@suse.de>
219 PR tree-optimization/43984
220 * tree-ssa-pre.c (inserted_phi_names): Remove.
221 (inserted_exprs): Change to bitmap.
222 (create_expression_by_pieces): Set bits, don't append to vector.
223 (insert_into_preds_of_block): Don't handle inserted_phi_names.
224 (eliminate): Don't look at inserted_phi_names, remove deleted
225 insns from inserted_exprs.
226 (remove_dead_inserted_code): Adjust to use bitmaps instead of
228 (init_pre, fini_pre): Allocate and free bitmaps.
229 (execute_pre): Insert insns on edges before elimination.
231 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
233 * tree.c (initializer_zerop): Handle STRING_CST.
235 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
238 * doc/invoke.texi (Wimplicit): Document as C only.
239 * opts.c (common_handle_option): Add argument kind.
240 (handle_option): Rename as read_cmdline_option. Factor out code to...
241 (handle_option): ... here. New.
242 (handle_options): Rename as read_cmdline_options.
243 (decode_options): Update call.
244 (set_option): Use option index instead of option pointer. Classify
245 diagnostics correctly.
246 (enable_warning_as_error): Call handle_option.
247 * opts.h (set_option): Update declaration.
248 (handle_option): Declare.
249 * langhooks.h (struct lang_hooks): Add argument kind to
251 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
252 * c-opts.c (set_Wimplicit): Delete.
253 (c_family_lang_mask): New static constant.
254 (c_common_handle_option): Add argument kind. Use handle_option
255 instead of set_Wimplicit.
256 (c_common_post_options): warn_implicit and warn_implicit_int
257 are disabled by default.
258 * c-common.c (warn_implicit): Do not define here.
259 * c-common.h (warn_implicit): Do not declare here.
260 (c_common_handle_option): Update declaration.
261 * lto-opts.c (lto_reissue_options): Update call to set_option.
263 2010-05-06 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/43571
266 * domwalk.c (walk_dominator_tree): Walk the dominator
267 sons in more optimal order.
269 2010-05-06 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/43934
272 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
273 (stmt_cost): Likewise.
274 (extract_true_false_args_from_phi): New helper.
275 (determine_max_movement): For PHI nodes verify we can hoist them
276 and compute their cost.
277 (determine_invariantness_stmt): Handle PHI nodes.
278 (move_computations_stmt): Likewise. Hoist PHI nodes in
279 if-converted form using COND_EXPRs.
280 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
282 (tree_ssa_lim): Likewise.
283 * tree-flow.h (tree_ssa_lim): Adjust prototype.
284 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
286 2010-05-06 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/43987
289 * tree-ssa-structalias.c (could_have_pointers): For possibly
290 address-taken variables force pointers to be recorded.
291 (create_variable_info_for_1): Likewise.
292 (push_fields_onto_fieldstack): Pass in wheter all fields
294 (find_func_aliases): Query types instead of vars whether
295 they contain pointers where appropriate.
297 2010-05-06 Jan Hubicka <jh@suse.cz>
299 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
300 (record_reference, mark_address, mark_load, mark_store): Record
302 (record_references_in_initializer): Update call of record_references.
303 (rebuild_cgraph_edges): Remove all references before rebuiding.
304 * cgraph.c (cgraph_create_node): Clear ref list.
305 (cgraph_remove_node): Remove references.
306 (dump_cgraph_node): Dump references.
307 (cgraph_clone_node): Clone references.
308 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
309 (struct cgraph_node, varpool_node): Add ref_lst.
310 * ipa-ref.c: New file.
311 * ipa-ref.h: New file.
312 * ipa-ref-inline.h: New file.
313 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
314 (referenced_from_other_partition_p): New function.
315 (lto_output_varpool_node): Take set arugment; call
316 referenced_from_other_partition.
317 (lto_output_ref): New.
318 (add_references): New.
320 (output_cgraph): Compute boundary based on references;
322 (output_varpool): Accept cgraph_node_set argument.
325 (input_cgraph): Call input_refs.
326 * lto-section-in.c (lto_section_name): Add refs.
327 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
328 (ipa-ref.o): New file.
329 * varpool.c (varpool_node): Clear ipa ref list.
330 (varpool_remove_node): Remove references.
331 (dump_varpool_node): Dump references.
332 (varpool_assemble_decl): Only compile finalized ones.
333 (varpool_extra_name_alias): Initialize ref list.
334 * lto-streamer.c (lto-get_section_name): Add .refs section.
335 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
336 (referenced_from_other_partition_p): Declared.
338 2010-05-06 Ira Rosen <irar@il.ibm.com>
340 PR tree-optimization/43901
341 * tree-vect-stmts.c (vectorizable_call): Assert that vector
342 type is not NULL if it's transformation phase, and return
343 FALSE if it's analysis.
344 (vectorizable_conversion, vectorizable_operation,
345 vectorizable_type_demotion, vectorizable_type_promotion):
348 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
350 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
352 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
354 * config/mips/mips-protos.h
355 (mips_small_register_classes_for_mode_p): Delete prototype.
357 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
359 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
360 * config/arm/arm.c (multiple_operation_profitable_p,
361 compute_offset_order): New static functions.
362 (load_multiple_sequence, store_multiple_sequence): Use them.
363 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
364 memory offsets, not register numbers.
365 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
367 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
369 * stor-layout.c (pending_sizes): Change the type to
371 (get_pending_sizes, put_pending_size, put_pending_sizes):
372 Update the uses of pending_sizes.
373 * c-decl.c (store_parm_decls): Likewise.
374 * c-tree.h (struct c_arg_info): Likewise.
375 * tree.h: Update the prototype for get_pending_sizes and
378 2010-05-05 Jason Merrill <jason@redhat.com>
381 * c-common.c (handle_aligned_attribute): Respect
382 ATTR_FLAG_TYPE_IN_PLACE.
385 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
386 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
387 (TARGET_INITIALIZER): Use it.
388 * c-common.c (attribute_takes_identifier_p): Call it.
389 * c-common.h: Update prototype.
390 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
391 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
393 2010-05-05 Jakub Jelinek <jakub@redhat.com>
396 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
397 DW_ID_down_case for Fortran compilation units.
399 2010-05-05 Jan Hubicka <jh@suse.cz>
401 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
404 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
406 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
407 a variable-sized RESULT_DECL.
409 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
411 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
413 2010-05-05 Jason Merrill <jason@redhat.com>
416 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
418 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
420 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
421 Jakub Jelinek <jakub@redhat.com>
424 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
425 (dead_debug_init, dead_debug_finish): New functions.
426 (dead_debug_add, dead_debug_insert_before): Likewise.
427 (df_note_bb_compute): Initialize a dead_debug object, add dead
428 debug uses to it, insert debug bind insns before death insns,
429 reset debug insns that refer to pending uses at the end.
430 * rtl.h (make_debug_expr_from_rtl): New prototype.
431 * varasm.c (make_debug_expr_from_rtl): New function.
433 2010-05-05 Jan Hubicka <jh@suse.cz>
435 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
436 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
437 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
438 lto_varpool_encoder_encode_initializer_p,
439 lto_set_varpool_encoder_encode_initializer): New functions.
440 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
442 (input_varpool_node): Do not always set analyzed.
443 (input_cgraph_1): Return vector of cgraph nodes.
444 (input_varpool_1): Return vector of varpools.
445 (input_cgraph): Free the vectors.
446 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
447 output only initializers needed.
448 (lto_output): Only call output_cgraph.
449 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
450 * lto-section-out.c (lto_new_out_decl_state): Initialize
451 state->varpool_node_encoder.
452 * lto-streamer.h (lto_varpool_encoder_d): New.
453 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
454 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
455 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
456 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
457 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
459 (output_varpool, input_varpool): Remove declarations.
461 2010-05-05 Jan Hubicka <jh@suse.cz>
463 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
464 with body can prevail.
466 2010-05-05 Jan Hubicka <jh@suse.cz>
468 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
471 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
473 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
476 * gengtype.h (erro_at_line): Constify pos argument.
478 * gengtype.c: Include hashtab.h.
479 (enum gc_used): Document GC_MAYBE_POINTED_TO.
480 (error_at_line): Constify pos argument.
481 (do_typedef): Initialize p->opt field.
482 (get_file_gtfilename): Fix comment typo.
483 (struct walk_type_data): Constify line field.
484 (get_output_file_for_structure): New function.
485 (write_local_func_for_structure): Constify orig_s argument.
486 Use get_output_file_for_structure.
487 (write_func_for_structure): Use get_output_file_for_structure.
488 (INDENT): New define.
489 (dump_pair, dump_type, dump_type_list, dump_typekind)
490 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
491 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
493 (seen_types): New variable.
494 (main): New variable do_dump. Process "-d" command line option.
495 Call dump_everything if dump requested.
497 2010-05-05 Jakub Jelinek <jakub@redhat.com>
499 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
500 in a temporary instead of invoking the macro multiple times.
501 (track_expr_p): Likewise.
503 2010-05-04 Neil Vachharajani <nvachhar@google.com>
505 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
507 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
508 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
509 conditions for printing notes.
510 * common.opt (-Wcoverage-mismatch): Allow negative, default to
511 true, update documentation.
512 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
514 2010-05-04 Jakub Jelinek <jakub@redhat.com>
517 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
520 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
523 * config/i386/i386.md (sse_prologue_save): Add clobber CC
525 (*sse_prologue_save_insn1): Likewise.
526 (SSE prologue save splitter): Likewise.
528 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
530 * tree.c (free_lang_data_in_one_sizepos): New inline function.
531 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
532 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
533 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
534 all decls. Call it on DECL_FIELD_OFFSET of fields.
535 (find_decls_types_r): Follow DECL_VALUE_EXPR.
536 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
538 2010-05-04 Martin Jambor <mjambor@suse.cz>
540 * tree-sra.c (build_access_from_expr_1): The first parameter type
541 changed to simple tree.
542 (build_access_from_expr): Likewise, gsi parameter was eliminated.
543 (scan_assign_result): Renamed to assignment_mod_result, enum elements
545 (build_accesses_from_assign): Removed all parameters except for a
546 simple gimple statement. Now returns a simple bool.
547 (scan_function): All non-analysis parts moved to separate functions
548 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
549 parameters and updated both callers.
550 (sra_modify_expr): Removed parameter data.
551 (sra_modify_function_body): New function.
552 (perform_intra_sra): Call sra_modify_function_body to modify the
554 (replace_removed_params_ssa_names): Parameter data changed into
556 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
557 changed the parameter dont_convert to convert with the opposite
559 (sra_ipa_modify_assign): Parameter data changed into adjustments
560 vector, return value changed to bool.
561 (ipa_sra_modify_function_body): New function.
562 (sra_ipa_reset_debug_stmts): Updated a comment.
563 (modify_function): Use ipa_sra_modify_function_body to modify function
566 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
569 * alias.c (true_dependence): Handle the same VALUE in x and mem.
570 (canon_true_dependence): Likewise.
571 (write_dependence_p): Likewise.
573 2010-05-04 Jan Hubicka <jh@suse.cz>
575 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
576 * cgraphbuild.c: Include ipa-utils.h
577 (record_reference_ctx): New struct.
578 (record_reference): Simplify to work on initializers; not statements.
579 (mark_address, mark_load, mark_store): New.
580 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
582 (record_references_in_initializer): Update use of record_reference.
583 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
586 2010-05-04 Jan Hubicka <jh@suse.cz>
588 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
589 node will be removed anyway.
590 (lto_varpool_replace_node): Allow also unanalyzed nodes;
591 relink aliases of node into prevailing node.
592 * varpool.c (varpool_remove_node): Remove aliases properly;
593 when removing node, remove all its aliases too; remove DECL_INITIAL
594 of removed node; ggc_free the varpool node.
596 2010-05-04 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/43879
599 * tree-ssa-structalias.c (alias_get_name): Use
600 DECL_ASSEMBLER_NAME if available.
601 (create_function_info_for): Return the varinfo node.
602 (ipa_pta_execute): Associate same-body aliases and extra names
603 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
605 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
607 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
610 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
613 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
614 only if HONOR_REG_ALLOC_ORDER is not defined.
616 2010-05-04 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/43949
619 * tree-vrp.c (extract_range_from_binary_expr): Only handle
622 2010-04-26 Jason Merrill <jason@redhat.com>
624 * c.opt (-fstrict-enums): New.
625 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
627 2010-05-03 David Ung <davidu@mips.com>
628 James E. Wilson <wilson@codesourcery.com>
630 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
631 emit the trap instruction before the divide for TUNE_74K.
633 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
635 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
636 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
637 based on the above, for new target hook.
639 * hooks.c (hook_bool_mode_true): New generic hook.
640 * hooks.h (hook_bool_mode_true): Add prototype.
642 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
644 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
645 target hook, set to hook_bool_mode_false.
646 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
647 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
648 with targetm.small_register_classes_for_mode_p.
649 (find_reusable_reload): Likewise.
650 (combine_reloads): Likewise.
651 * reload1.c (reload_as_needed): Likewise.
652 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
653 * ifcvt.c (noce_process_if_block, check_cond_move_block,
654 dead_or_predicable): Likewise.
655 * regmove.c (optimize_reg_copy_1): Likewise.
656 * calls.c (prepare_call_address): Likewise.
657 (precompute_register_parameters): Likewise.
659 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
661 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
662 implementation of the hook that considers all register classes
663 small except for SH64.
664 (sh_override_options): Use the new hook.
665 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
668 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
670 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
671 implementation of the hook that considers all register classes
673 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
676 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
678 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
679 implementation of the hook that considers all register classes
681 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
684 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
686 * config/m32c/m32c.h: Likewise.
687 * config/pdp11/pdp11.h: Likewise.
688 * config/avr/avr.h: Likewise.
689 * config/xtensa/xtensa.h: Likewise.
690 * config/m68hc11/m68hc11.h: Likewise.
691 * config/mn10300/mn10300.h: Likewise.
692 * config/mcore/mcore.h: Likewise.
693 * config/h8300/h8300.h: Likewise.
694 * config/bfin/bfin.h: Likewise.
696 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
697 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
699 2010-05-03 Anatoly Sokolov <aesok@post.ru>
701 * double-int.h (tree_to_double_int): Remove macro.
702 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
703 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
704 (tree_to_double_int): New function.
705 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
707 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
709 2010-05-03 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/43971
712 * tree-ssa-structalias.c (get_constraint_for_1): Fix
713 constraints in the !flag_delete_null_pointer_checks case.
715 2010-05-03 Jakub Jelinek <jakub@redhat.com>
718 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
719 result mode matches original rtl mode.
721 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
724 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
726 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
729 when processing flag options.
731 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
733 * gcov-iov.c (main): Change format string placeholder
734 from %#08x to 0x%08x.
735 * genchecksum.c (dosum): Change format string placeholder
736 from %#02x to 0x%02x.
738 2010-05-02 Richard Guenther <rguenther@suse.de>
740 PR tree-optimization/43879
741 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
743 2010-05-02 Bruno Haible <bruno@clisp.org>
745 * doc/extend.texi (Function Attributes): Fix a typo.
747 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
750 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
751 placeholder from 0x%x to %#x.
752 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
753 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
754 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
755 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
756 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
757 * config/i386/i386.c (ix86_target_string): Ditto.
758 * config/i386/i386.c (output_pic_addr_const): Ditto.
759 (print_operand): Ditto.
761 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
763 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
764 placeholder from 0x%x to %#x.
765 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
766 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
767 (ASM_OUTPUT_DEBUG_DATA): Ditto.
768 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
769 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
770 * optc-gen.awk: Ditto.
771 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
772 (HOST_WIDE_INT_PRINT_HEX): Ditto.
773 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
774 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
776 2010-05-01 Anatoly Sokolov <aesok@post.ru>
778 * target.h (struct calls): Add function_value_regno_p field.
779 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
780 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
781 * targhooks.c (default_function_value_regno_p): New function.
782 * targhooks.h (default_function_value_regno_p): Declare function.
783 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
784 * builtins.c. (apply_result_size): (Ditto.).
785 * combine.c. (likely_spilled_retval_p): (Ditto.).
786 * mode-switching.c. Include 'target.h'.
787 (create_pre_exit): Use function_value_regno_p hook.
788 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
789 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
790 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
792 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
793 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
794 (ix86_function_value_regno_p): Declare as static, change argument
795 type to const unsigned int.
796 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
798 2010-05-01 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/43949
801 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
803 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
805 2010-05-01 Anatoly Sokolov <aesok@post.ru>
807 * rtl.h (CONST_DOUBLE_P): Define.
808 (rtx_to_double_int): Declare.
809 * emit-rtl.c (rtx_to_double_int): New function.
810 * dwarf2out.c (insert_double): New function.
811 (loc_descriptor, add_const_value_attribute): Clean up, use
812 rtx_to_double_int and insert_double functions.
814 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
816 * doc/extend.texi (Inline): Add missing return keyword to examples.
817 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
820 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
822 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
823 the variable part of the offset as well. Use highest_pow2_factor for
824 all alignment checks.
826 2010-04-30 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/43879
829 * tree-ssa-structalias.c (type_could_have_pointers): Functions
832 2010-04-30 Jan Hubicka <jh@suse.cz>
834 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
836 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
838 2010-04-30 Jan Hubicka <jh@suse.cz>
840 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
842 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
843 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
844 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
845 cgraph_node_set_needs_ltrans_p): Remove.
847 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
849 * sdbout.c: Include vec.h, do not include varray.h.
850 (deferred_global_decls, sdbout_global_decl,
851 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
852 * toplev.c: Do not include varray.h.
853 (dump_memory_report): Do not dump VARRAY statistics.
854 * gengtype.c (open_base_file): Ignore varray.h.
855 * Makefile.in: Update for abovementioned changes.
856 Remove all traces of varray.c and varray.h.
857 * varray.c: Remove file.
858 * varray.h: Remove file.
860 2010-04-30 Jan Hubicka <jh@suse.cz>
862 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
865 2010-04-30 Jan Hubicka <jh@suse.cz>
867 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
870 2010-04-30 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-structalias.c (get_constraint_for_1): Generate
873 constraints for CONSTRUCTOR.
875 2010-04-30 Richard Guenther <rguenther@suse.de>
878 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
879 first after all lowering passes.
881 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
883 * toplev.c: Include varray.h for statistics dumping.
884 * tree.h: Do not declare varray_head_tag.
885 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
886 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
887 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
888 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
889 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
890 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
891 c-common.c, c-common.h, reg-stack.c, basic-block.h,
892 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
894 * Makefile.in: Update for abovementioned changes.
896 2010-04-30 Jakub Jelinek <jakub@redhat.com>
899 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
901 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
903 * config/picochip/picochip.c (picochip_legitimize_address): Define.
904 Use this function to do machine-specific conversion.
905 (picochip_legitimize_reload_address): Likewise.
906 (picochip_legitimate_address_p): Check valid base register only if
908 (picochip_check_conditional_copy): Check for modw only if opnd is
910 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
911 to call the function in c.
912 * config/picochip/picochip-protos.h
913 (picochip_legitimize_reload_address): Define.
914 * config/picochip/picochip.md (supported_compare1): Define.
916 2010-04-30 Jan Hubicka <jh@suse.cz>
918 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
919 (cgraph_global_info): Remove inlined.
920 (LTO_cgraph_tag_names): Remove.
921 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
922 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
923 simplify cgraph tags and document.
924 (lto_output_node): Use only LTO_cgraph_unavail_node and
925 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
926 for_functions_valid, global info, process and output flags.
927 (input_overwrite_node): Initialize estimated stack size and
928 estimated growth. Do not read flags we no longer store.
929 (input_node): Likewise do not read info no longer stored.
930 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
933 2010-04-30 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/43879
936 * tree-ssa-structalias.c (get_constraint_for_1): Properly
937 handle non-zero initializers.
939 2010-04-30 Richard Guenther <rguenther@suse.de>
941 * builtins.c (fold_builtin_1): Delete free (0).
943 2010-04-29 Jan Hubicka <jh@suse.cz>
945 * gengtype.c (open_base_files): Add lto-streamer.h
946 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
947 (pass_ipa_cp): GGC collect.
948 * toplev. (compile_file): Do not output symbols.
949 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
950 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
951 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
952 * lto-section-in.c: Include ggc.h
953 (lto_new_in_decl_state): Alloc in GGC.
954 (lto_delete_in_decl_state): Likewise.
955 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
958 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
961 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
962 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
963 (HONOR_REG_ALLOC_ORDER): Describe new macro.
964 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
965 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
966 account only if HONOR_REG_ALLOC_ORDER is not defined.
967 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
968 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
970 2010-04-29 Jon Grant <04@jguk.org>
972 * collect2.c (vflag): Change type from int to bool.
974 (helpflag): New global bool.
975 (main): Set vflag and debug with boolean, not integer truth values.
976 Accept new "--help" option and output usage text if found.
977 * collect2.h (vflag): Update prototype.
980 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
983 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
985 2010-04-29 Richard Guenther <rguenther@suse.de>
988 * plugin.h (invoke_plugin_callbacks): Annotate arguments
989 with ATTRIBUTE_UNUSED.
991 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
994 * config/i386/i386.c (get_some_local_dynamic_name): Replace
995 INSN_P with NONDEBUG_INSN_P.
996 (distance_non_agu_define): Likewise.
997 (distance_agu_use): Likewise.
999 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1001 From Dominique d'Humieres <dominiq@lps.ens.fr>
1003 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1006 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1008 * plugin.h (invoke_plugin_callbacks): New inline function.
1009 * plugin.c (flag_plugin_added): New global flag.
1010 (add_new_plugin): Initialize above flag.
1011 (invoke_plugin_callbacks): Rename to ...
1012 (invoke_plugin_callbacks_full): ... this.
1014 2010-04-28 Jan Hubicka <jh@suse.cz>
1016 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1017 (lto_varpool_replace_node): New.
1018 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1019 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1020 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1021 * cgraph.h (varpool_node_ptr): New type.
1022 (varpool_node_ptr): New vector.
1023 (varpool_node_set_def): New structure.
1024 (varpool_node_set): New type.
1025 (varpool_node_set): New vector.
1026 (varpool_node_set_element_def): New structure.
1027 (varpool_node_set_element, const_varpool_node_set_element): New types.
1028 (varpool_node_set_iterator): New type.
1029 (varpool_node): Add prev pointers, add used_from_other_partition,
1031 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1032 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1033 varpool_get_node, varpool_remove_node): Declare.
1034 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1035 varpool_node_set_size): New inlines.
1036 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1037 * tree-pass.h (varpool_node_set_def): Forward declare.
1038 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1039 (ipa_write_optimization_summaries): Update prototype.
1040 * ipa-cp.c (ipcp_write_summary): Update.
1041 * ipa-reference.c (ipa_reference_write_summary): Update.
1042 * lto-cgraph.c (lto_output_varpool_node): New static function.
1043 (output_varpool): New function.
1044 (input_varpool_node): New static function.
1045 (input_varpool_1): New function.
1046 (input_cgraph): Input varpool.
1047 * ipa-pure-const.c (pure_const_write_summary): Update.
1048 * lto-streamer-out.c (lto_output): Update, output varpool too.
1049 (write_global_stream): Kill WPA hack.
1050 (produce_asm_for_decls): Update.
1051 (output_alias_pair_p): Handle variables.
1052 (output_unreferenced_globals): Output only needed partition of varpool.
1053 * ipa-inline.c (inline_write_summary): Update.
1054 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1056 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1057 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1058 varpool_node_set_new, varpool_node_set_add,
1059 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1060 debug_varpool_node_set): New functions.
1061 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1062 (execute_one_pass): Process new decls too.
1063 (ipa_write_summaries_2): Pass around vsets.
1064 (ipa_write_summaries_1): Likewise.
1065 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1067 (ipa_write_optimization_summaries_1): Pass around vsets.
1068 (ipa_write_optimization_summaries): Likewise.
1069 * varpool.c (varpool_get_node): New.
1070 (varpool_node): Update doubly linked lists.
1071 (varpool_remove_node): New.
1072 (dump_varpool_node): More dumping.
1073 (varpool_enqueue_needed_node): Update doubly linked lists.
1074 (decide_is_variable_needed): Kill ltrans hack.
1075 (varpool_finalize_decl): Kill lto hack.
1076 (varpool_assemble_decl): Skip decls in other partitions.
1077 (varpool_assemble_pending_decls): Update doubly linkes lists.
1078 (varpool_empty_needed_queue): Likewise.
1079 (varpool_extra_name_alias): Likewise.
1080 * lto-streamer.c (lto_get_section_name): Add vars section.
1081 * lto-streamer.h (lto_section_type): Update.
1082 (output_varpool, input_varpool): Declare.
1084 2010-04-28 Mike Stump <mikestump@comcast.net>
1086 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1088 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1090 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1091 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1092 (lto_input_ts_type_tree_pointers): Likewise.
1093 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1094 (lto_output_ts_type_tree_pointers): Likewise.
1096 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1098 Uniquization of constants at the Tree level
1099 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1100 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1102 (tree_output_constant_def): Declare.
1103 * gimplify.c (gimplify_init_constructor): When using block copy, first
1104 uniquize the constant constructor on the RHS.
1105 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1106 DECL_IN_CONSTANT_POOL flag.
1107 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1108 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1110 (assemble_variable): Deal with symbols belonging to the tree constant
1112 (get_constant_section): Add ALIGN parameter and simplify.
1113 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1114 (assemble_constant_contents): Use the expression of the VAR_DECL.
1115 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1116 (tree_output_constant_def): New global function.
1117 (mark_constant): Use the expression of the VAR_DECL.
1118 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1120 (output_object_block): Likewise and assemble the expression.
1122 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1124 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1125 hash_tree, eq_tree): New tree hash table.
1126 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1127 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1128 lto_orig_address_remove): Reimplement.
1130 2010-04-28 Xinliang David Li <davidxl@google.com>
1133 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1134 (compute_uninit_opnds_pos): New function.
1135 (is_non_loop_exit_postdominating): New function.
1136 (compute_control_dep_chain): New function.
1137 (find_pdom): New function.
1138 (convert_control_dep_chain_into_preds): New function.
1139 (find_predicates): New function.
1140 (find_control_equiv_block): New function.
1141 (collect_phi_def_edges): New function.
1142 (find_def_preds): New function.
1143 (find_dom): New function.
1144 (dump_predicates): New function.
1145 (get_cmp_code): New function.
1146 (is_value_included_in): New function.
1147 (find_matching_predicate_in_rest_chains): New function.
1148 (use_pred_not_overlap_with_undef_path_pred): New function.
1149 (is_use_properly_guarded): New function.
1150 (normalize_cond_1): New function.
1151 (is_and_or_or): New function.
1152 (normalize_cond): New function.
1153 (is_gcond_subset_of): New function.
1154 (is_subset_of_any): New function.
1155 (is_or_set_subset_of): New function.
1156 (is_and_set_subset_of): New function.
1157 (is_norm_cond_subset_of): New function.
1158 (is_pred_expr_subset_of): New function.
1159 (is_pred_chain_subset_of): New function.
1160 (is_included_in): New function.
1161 (is_superset_of): New function.
1162 (find_uninit_use): New function.
1163 (warn_uninitialized_phi): New function.
1164 (compute_possibly_undefined_names): New function.
1165 (ssa_undefined_value_p): New function.
1166 (execute_late_warn_uninitialized): New function.
1167 * tree-ssa.c (ssa_undefined_value_p): Removed.
1168 (warn_uninit): Changed to extern.
1169 (warn_uninitialized_phi): Removed.
1170 (warn_uninitialized_vars): Changed to extern.
1171 (execute_late_warn_uninitialized): Removed
1172 * tree-flow.h: Add new prototypes.
1173 * timevar.def: Add new time variable.
1174 * Makefile.in: Add new build file.
1176 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1178 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1181 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1184 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1186 2010-04-28 Martin Jambor <mjambor@suse.cz>
1188 * cgraph.h (struct cgraph_node): New field indirect_calls.
1189 (struct cgraph_indirect_call_info): New type.
1190 (struct cgraph_edge): Removed field indirect_call. New fields
1191 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1192 (cgraph_create_indirect_edge): Declare.
1193 (cgraph_make_edge_direct): Likewise.
1194 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1195 * ipa-prop.h (struct ipa_param_call_note): Removed.
1196 (struct ipa_node_params): Removed field param_calls.
1197 (ipa_create_all_structures_for_iinln): Declare.
1198 * cgraph.c: Described indirect edges and uids in initial comment.
1199 (cgraph_add_edge_to_call_site_hash): New function.
1200 (cgraph_edge): Search also among the indirect edges, use
1201 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1202 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1203 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1205 (initialize_inline_failed): Assign a reason to indirect edges.
1206 (cgraph_create_edge_1): New function.
1207 (cgraph_create_edge): Moved some functionality to
1208 cgraph_create_edge_1.
1209 (cgraph_create_indirect_edge): New function.
1210 (cgraph_edge_remove_callee): Add an assert checking for
1212 (cgraph_edge_remove_caller): Special-case indirect edges.
1213 (cgraph_remove_edge): Likewise.
1214 (cgraph_set_edge_callee): New function.
1215 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1216 (cgraph_make_edge_direct): New function.
1217 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1218 the declaration of the call statement matches.
1219 (cgraph_node_remove_callees): Special-case indirect edges.
1220 (cgraph_clone_edge): Likewise.
1221 (cgraph_clone_node): Clone also the indirect edges.
1222 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1223 indirect_call, dump count of indirect_calls edges.
1224 * ipa-prop.c (iinlining_processed_edges): New variable.
1225 (ipa_note_param_call): Create indirect edges instead of
1226 creating notes. New parameter node.
1227 (ipa_analyze_call_uses): New parameter node, pass it on to
1228 ipa_note_param_call.
1229 (ipa_analyze_stmt_uses): Likewise.
1230 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1231 (print_edge_addition_message): Work on edges rather than on notes.
1232 (update_call_notes_after_inlining): Likewise, renamed to
1233 update_indirect_edges_after_inlining.
1234 (ipa_create_all_structures_for_iinln): New function.
1235 (ipa_free_node_params_substructures): Do not free notes.
1236 (ipa_edge_duplication_hook): Propagate bits within
1237 iinlining_processed_edges bitmap.
1238 (ipa_node_duplication_hook): Do not duplicate notes.
1239 (free_all_ipa_structures_after_ipa_cp): Renamed to
1240 ipa_free_all_structures_after_ipa_cp.
1241 (free_all_ipa_structures_after_iinln): Renamed to
1242 ipa_free_all_structures_after_iinln.g
1243 (ipa_write_param_call_note): Removed.
1244 (ipa_read_param_call_note): Removed.
1245 (ipa_write_indirect_edge_info): New function.
1246 (ipa_read_indirect_edge_info): Likewise.
1247 (ipa_write_node_info): Do not stream notes, do stream information
1249 (ipa_read_node_info): Likewise.
1250 (lto_ipa_fixup_call_notes): Removed.
1251 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1252 * ipa-inline.c (pass_ipa_inline): Likewise.
1253 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1254 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1255 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1257 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1259 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1260 (output_cgraph): Stream also indirect edges.
1261 (lto_output_edge): Added capability to stream indirect edges.
1262 (input_edge): Likewise.
1263 (input_cgraph_1): Likewise.
1264 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1267 2010-04-28 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/43879
1270 PR tree-optimization/43909
1271 * tree-ssa-structalias.c (struct variable_info): Add
1272 only_restrict_pointers flag.
1273 (new_var_info): Initialize it. Increment stats.total_vars here.
1274 (create_function_info_for): Do not increment stats.total_vars
1276 (get_function_part_constraint): Fix build with C++.
1277 (insert_into_field_list): Remove.
1278 (push_fields_onto_fieldstack): Properly merge fields.
1279 (create_variable_info_for): Split and simplify.
1280 (create_variable_info_for_1): New piece.
1281 (intra_create_variable_infos): Properly make restrict constraints
1284 2010-04-28 Richard Guenther <rguenther@suse.de>
1287 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1289 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1290 Jan Hubicka <hubicka@ucw.cz>
1292 * doc/invoke.texi (-Wsuggest-attribute=const,
1293 -Wsuggest-attribute=pure): Document.
1294 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1295 (function_always_visible_to_compiler_p,
1296 suggest_attribute, warn_function_pure, warn_function_const):
1298 (check_call): Improve debug info.
1299 (analyze_function): Do not check availability.
1300 (add_new_function): Check availability.
1301 (propagate): Output warnings.
1302 (skip_function_for_local_pure_const): New function.
1303 (local_pure_const): Use it; output warnings.
1304 * common.opt (Wsuggest-attribute=const,
1305 Wsuggest-attribute=pure): New.
1307 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1309 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1310 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1311 or DW_CFA_def_cfa_offset{,_sf}.
1313 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1315 * tree.h: Fix truncated long macros.
1317 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1319 * collect2.c (TARGET_64BIT): Redefine to target's default.
1320 * tlink.c: Likewise.
1321 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1322 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1323 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1324 for underscoring __USER_LABEL_PREFIX__.
1325 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1326 (SUB_LINK_ENTRY32): New.
1327 (SUB_LINK_ENTRY64): New.
1328 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1329 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1330 (SUB_LINK_ENTRY64): New.
1331 (SUB_LINK_ENTRY): New.
1332 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1333 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1334 x64 target is choosen.
1335 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1336 * configure: Regenerated.
1337 * configure.ac (leading-mingw64-underscores): Option added.
1339 2010-04-27 Jan Hubicka <jh@suse.cz>
1341 * doc/invoke.texi (-fipa-profile): Document.
1342 * opts.c (decode_options): Enable ipa-profile at -O1.
1343 * timevar.def (TV_IPA_PROFILE): Define.
1344 * common.opt (fipa-profile): Add.
1345 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1347 (cgraph_propagate_frequency): Handle only local ones.
1348 * tree-pass.h (pass_ipa_profile): Declare.
1349 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1350 (pass_ipa_profile): Use TV_IPA_PROFILE.
1351 * ipa.c (ipa_profile): New function.
1352 (gate_ipa_profile): Likewise.
1353 (pass_ipa_profile): New global variable.
1354 * passes.c (pass_ipa_profile): New.
1356 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1358 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1360 2010-04-27 Martin Jambor <mjambor@suse.cz>
1363 * ipa.c (dissolve_same_comdat_group_list): New function.
1364 (function_and_variable_visibility): Call
1365 dissolve_same_comdat_group_list when comdat group contains external or
1367 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1368 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1370 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1372 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1373 (const_hash_1) <VECTOR_CST>: New case.
1374 (compare_constant) <VECTOR_CST>: Likewise.
1375 <ADDR_EXPR>: Deal with LABEL_REFs.
1376 (copy_constant) <VECTOR_CST>: New case.
1378 2010-04-27 Jan Hubicka <jh@suse.cz>
1380 * cgraph.c (cgraph_propagate_frequency): New function.
1381 * cgraph.h (cgraph_propagate_frequency): Declare.
1382 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1383 cgraph_propagate_frequency.
1385 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1387 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1389 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1392 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1393 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1394 here to determine which regs to push and how much stack to reserve.
1396 2010-04-27 Jie Zhang <jie@codesourcery.com>
1398 * doc/gimple.texi (gimple_statement_with_ops): Remove
1399 addresses_taken field.
1400 (gimple_statement_with_memory_ops): Likewise.
1402 2010-04-27 Jan Hubicka <jh@suse.cz>
1404 * tree-inline.c (eni_inlining_weights): Remove.
1405 (estimate_num_insns): Special case more builtins.
1407 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1410 * c-typeck.c (build_binary_op): Move forward check for comparison
1411 pointer with null pointer constant and adjust the diagnostic message.
1413 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1416 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1417 binutils supports extended .section directive needed by LTO, or
1418 warn if older binutils found.
1419 (LTO_BINARY_READER): New AC_SUBST'd variable.
1420 (LTO_USE_LIBELF): Likewise.
1421 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1423 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1424 (LTO_USE_LIBELF): Likewise.
1425 * configure: Regenerate.
1427 * collect2.c (is_elf): Rename from this ...
1428 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1429 object files in addition to ELF-formatted ones.
1430 (scan_prog_file): Caller updated. Also allow for LTO info marker
1431 symbol to be prefixed or not by an extra underscore.
1433 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1434 * config/i386/winnt.c: Also #include lto-streamer.h
1435 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1437 (i386_pe_asm_output_aligned_decl_common): Add comment.
1438 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1440 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1443 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1444 Add missing earlyclobber for second alternative.
1446 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1448 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1449 bits for artificial defs at the top of the block.
1450 * fwprop.c (single_def_use_enter_block): Don't call it.
1452 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1455 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1456 instead of "$gcc_cv_objdump -T".
1457 Use "-undefined dynamic_lookup" on darwin.
1458 * gcc/configure: Regenerate.
1460 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1463 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1465 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1467 * c-parser.c (struct c_token): Move location field up.
1468 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1469 (struct c_declspecs): Convert typespec_word, storage_class, and
1470 default_int_p into bitfields.
1471 (struct c_declarator): Move loc field up.
1473 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1475 * cfgloop.h (struct loop): Move can_be_parallel field up.
1476 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1477 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1479 (struct iv_cand): Convert pos field into a bitfield.
1480 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1482 (struct _stmt_vec_info): Shuffle fields for better packing.
1484 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1486 * varasm.c (IN_NAMED_SECTION): Remove guard.
1487 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1488 (IN_NAMED_SECTION_P): ...this.
1489 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1490 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1492 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1494 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1495 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1496 of shadowing it. Fix comments.
1498 2010-04-26 Jan Hubicka <jh@suse.cz>
1500 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1501 (cgraph_clone_node): Copy function frequency.
1502 * cgraph.h (node_frequency): New enum
1503 (struct cgraph_node): Add.
1504 * final.c (rest_of_clean_state): Update.
1505 * lto-cgraph.c (lto_output_node): Output node frequency.
1506 (input_overwrite_node): Input node frequency.
1507 * tre-ssa-loop-ivopts (computation_cost): Update.
1508 * lto-streamer-out.c (output_function): Do not output function
1510 * predict.c (maybe_hot_frequency_p): Update and handle functions
1512 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1514 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1515 (compute_function_frequency): Set noreturn functions to be executed
1517 (choose_function_section): Update.
1518 * lto-streamer-in.c (input_function): Do not input function frequency.
1519 * function.c (allocate_struct_function): Do not initialize function
1521 * function.h (function_frequency): Remove.
1522 (struct function): Remove function frequency.
1523 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1524 (try_update): Update.
1525 * tree-inline.c (initialize_cfun): Do not update function frequency.
1526 * passes.c (pass_init_dump_file): Update.
1527 * i386.c (ix86_compute_frame_layout): Update.
1528 (ix86_pad_returns): Update.
1530 2010-04-26 Jie Zhang <jie@codesourcery.com>
1532 PR tree-optimization/43833
1533 * tree-vrp.c (range_int_cst_p): New.
1534 (range_int_cst_singleton_p): New.
1535 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1536 when both operands are constants. Use range_int_cst_p in
1539 2010-04-26 Jan Hubicka <jh@suse.cz>
1541 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1543 2010-04-26 Richard Guenther <rguenther@suse.de>
1546 * gimple.c (gimple_decl_printable_name): Deal gracefully
1547 with a NULL DECL_NAME.
1549 2010-04-26 Richard Guenther <rguenther@suse.de>
1552 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1553 if emitting debug information and it is either a function
1554 or a namespace decl.
1556 2010-04-26 Ira Rosen <irar@il.ibm.com>
1558 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1559 determine if the statement is vectorizable, and a macro to access it.
1560 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1561 Skip statements that can't be vectorized. If the analysis fails,
1562 mark the statement as unvectorizable if vectorizing basic block.
1563 (vect_compute_data_refs_alignment): Likewise.
1564 (vect_verify_datarefs_alignment): Skip statements marked as
1565 unvectorizable. Add print.
1566 (vect_analyze_group_access): Skip statements that can't be
1567 vectorized. If the analysis fails, mark the statement as
1568 unvectorizable if vectorizing basic block.
1569 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1570 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1571 generated stmts for SLP.
1572 (new_stmt_vec_info): Initialize the new field.
1573 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1574 statements marked as unvectorizable.
1576 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1578 * c-common.c (flag_isoc1x): New.
1579 (flag_isoc99): Update comment.
1580 * c-common.h (flag_isoc1x): New.
1581 (flag_isoc99): Update comment.
1582 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1583 __<type>_DECIMAL_DIG__.
1584 * c-opts.c (set_std_c1x): New.
1585 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1586 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1587 * c.opt (-std=c1x, -std=gnu1x): New options.
1588 * doc/cpp.texi: Mention -std=c1x.
1589 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1590 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1591 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1592 * doc/standards.texi: Mention C1X.
1593 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1594 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1595 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1598 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1600 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1601 placeholder from 0x%x to %#x.
1602 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1603 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1604 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1605 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1606 * config/i386/i386.c (ix86_target_string): Ditto.
1607 (output_pic_addr_const): Ditto.
1608 (print_operand): Ditto.
1610 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1612 * combine.c (find_split_point): Add third argument. Use it
1613 to find nested multiply-accumulate instructions. Adjust calls.
1614 (try_combine): Adjust call to find_split_point.
1616 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1618 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1620 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1622 PR tree-optimization/41442
1623 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1624 (fold_binary_loc): Call it.
1626 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1628 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1629 * opts.c (common_handle_option): Allow disabling it.
1630 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1632 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1634 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1635 between modes if both types are integral.
1637 2010-04-23 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/43572
1640 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1642 2010-04-23 Richard Guenther <rguenther@suse.de>
1645 * tree-inline.c (tree_can_inline_p): Also check compatibility
1648 2010-04-23 Martin Jambor <mjambor@suse.cz>
1650 PR tree-optimization/43846
1651 * tree-sra.c (struct access): New flag grp_assignment_read.
1652 (build_accesses_from_assign): Set grp_assignment_read.
1653 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1654 (enum mark_read_status): New type.
1655 (analyze_access_subtree): Propagate grp_assignment_read, create
1656 accesses also if both direct_read and root->grp_assignment_read.
1658 2010-04-23 Martin Jambor <mjambor@suse.cz>
1661 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1662 function does not have type attributes.
1664 2010-04-23 Richard Guenther <rguenther@suse.de>
1667 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1670 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1672 * sese.h (create_if_region_on_edge): Remove.
1674 * sese.c (create_if_region_on_edge): Make static.
1676 * tree-inline.c: Do not include ggc.h.
1678 * expr.c: Do not include ggc.h.
1680 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1683 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1686 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1687 in the middle of insns for casesi_worker_2.
1689 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1691 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1693 2010-04-22 Ira Rosen <irar@il.ibm.com>
1695 PR tree-optimization/43842
1696 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1697 loop unrolling in update of exit phis. Fix comment.
1698 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1699 least two reduction statements in the loop before starting SLP
1702 2010-04-22 Nick Clifton <nickc@redhat.com>
1704 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1706 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1708 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1711 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1713 * tree-parloops.c (loop_parallel_p): New argument
1714 parloop_obstack. Pass it down.
1715 (parallelize_loops): New variable parloop_obstack. Initialize it,
1716 pass it down, free it.
1718 * tree-loop-linear.c (linear_transform_loops): Pass down
1721 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1722 of type struct obstack *.
1724 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1725 scratch_obstack. Initialize it, pass down, free it.
1727 * lambda.h (lambda_loop_new): Remove.
1728 (lambda_matrix_new, lambda_matrix_inverse)
1729 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1730 argument of type struct obstack *.
1732 * lambda-trans.c (lambda_trans_matrix_new): New argument
1733 lambda_obstack. Pass it down, use obstack allocation for ret.
1734 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1737 * lambda-mat.c (lambda_matrix_get_column)
1738 (lambda_matrix_project_to_null): Remove.
1739 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1741 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1744 * lambda-code.c (lambda_loop_new): New function.
1745 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1746 (lambda_compute_auxillary_space, lambda_compute_target_space)
1747 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1748 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1749 (build_access_matrix): New argument lambda_obstack. Use obstack
1751 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1752 argument lambda_obstack. Pass it down.
1754 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1756 * optabs.h (expand_widening_mult): Declare.
1758 2010-04-22 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/43845
1761 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1762 lookup the CALL_EXPR function and arguments.
1764 2010-04-22 Nick Clifton <nickc@redhat.com>
1766 * config/stormy16/stormy16.c
1767 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1768 * config/stormy16/stormy16.h: Tidy up formatting.
1769 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1770 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1771 (ineqbranchsi): Delete pattern.
1772 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1773 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1774 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1775 stormy16-lib2-ucmpsi2.c.
1777 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1779 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1780 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1781 extra set merge_set_noclobber, and use it to relax the final test
1783 * df.h (df_simulate_find_noclobber_defs): Declare.
1784 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1786 (df_simulate_find_noclobber_defs): New function.
1788 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.md: Use {} around multi-line preparation statements.
1792 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1794 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1795 (process_init_element): New argument of type struct obstack *.
1797 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1798 (set_init_index, set_init_label, set_nonincremental_init)
1799 (set_nonincremental_init_from_string, find_init_member)
1800 (output_init_element, output_pending_init_elements)
1801 (process_init_element): New argument braced_init_obstack. Pass it
1803 (push_range_stack, add_pending_init): New argument
1804 braced_init_obstack. Use obstack allocation.
1806 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1807 braced_init_obstack. Pass it down.
1808 (c_parser_braced_init): New variables ret, braced_init_obstack.
1809 Initialize obstack, pass it down and finally free it.
1811 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1814 * tree-pass.h (pass_optimize_widening_mul): Declare.
1815 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1816 gate_optimize_widening_mul): New static functions.
1817 (pass_optimize_widening_mul): New.
1818 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1819 <case MULT_EXPR>: Remove support for widening multiplies.
1820 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1821 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1822 simplify_gen_unary rather than directly building extensions.
1823 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1825 * expmed.c (expand_widening_mult): New function.
1826 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1828 2010-04-21 Jan Hubicka <jh@suse.cz>
1830 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1831 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1832 * lto-wpa-fixup.c: Remove.
1833 * Makefile.in (lto-wpa-fixup.o): Remove.
1834 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1835 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1836 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1838 2010-04-21 Jan Hubicka <jh@suse.cz>
1840 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1841 add write_optimization_summary, read_optimization_summary.
1842 (ipa_write_summaries_of_cgraph_node_set): Remove.
1843 (ipa_write_optimization_summaries): Declare.
1844 (ipa_read_optimization_summaries): Declare.
1845 * ipa-cp.c (pass_ipa_cp): Update.
1846 * ipa-reference.c (pass_ipa_reference): Update.
1847 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1848 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1850 * ipa-inline.c (pass_ipa_inline): Update.
1851 * ipa.c (pass_ipa_whole_program): Update.
1852 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1853 * passes.c (ipa_write_summaries_1): Do not test wpa.
1854 (ipa_write_optimization_summaries_1): New.
1855 (ipa_write_optimization_summaries): New.
1856 (ipa_read_summaries): Do not test ltrans.
1857 (ipa_read_optimization_summaries_1): New.
1858 (ipa_read_optimization_summaries): New.
1860 2010-04-21 Jan Hubicka <jh@suse.cz>
1862 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1864 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1866 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1869 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1870 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1872 2010-04-21 Jan Hubicka <jh@suse.cz>
1874 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1876 2010-04-21 Jan Hubicka <jh@suse.cz>
1878 * varpool.c (decide_is_variable_needed): Variable is always needed
1881 2010-04-21 Jan Hubicka <jh@suse.cz>
1883 * opts.c (decode_options): Enable pure-const pass for whopr.
1885 2010-04-21 Jan Hubicka <jh@suse.cz>
1887 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1888 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1890 (cgraph_decide_inlining): Do not expect callee to be removed in all
1893 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1895 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1897 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1900 amdfam10_decode attributes.
1902 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1905 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1906 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1907 (lower_copyprivate_clauses): Use private var in outer
1908 context instead of original var. Make sure the types
1909 are correct for VLAs.
1911 2010-04-21 Richard Guenther <rguenther@suse.de>
1913 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1914 to non-pointer objects.
1916 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1919 last chain entry if it starts with the still current label.
1920 (add_location_or_const_value_attribute): Check that
1921 loc_list->first->next is NULL instead of comparing ->first with ->last.
1922 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1923 to add_var_loc_to_decl.
1925 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1926 >= 4 add also address size and segment size fields into CIE header.
1928 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1929 long as address size is the same as sizeof (void *) and
1931 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1932 address size or segment size is unexpected, return DW_EH_PE_omit.
1933 (classify_object_over_fdes): If get_cie_encoding returned
1934 DW_EH_PE_omit, return -1.
1935 (init_object): If classify_object_over_fdes returned -1,
1936 pretend there were no FDEs at all.
1938 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1941 bswap{si,di}2 using SWI48 mode iterator.
1942 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1943 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1944 set modrm attribute of bswap insn to 0 and remove length attribute.
1945 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1946 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1947 set mode attribute to <MODE> and remove length attribute.
1949 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1951 PR rtl-optimization/43520
1952 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1953 zero available registers.
1955 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1957 * builtins.c (fold_builtin_cproj): Fold more cases.
1959 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1961 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1962 (fold_builtin_1): Fold builtin cproj.
1963 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1964 Use ATTR_CONST_NOTHROW_LIST.
1966 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1969 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1970 ffsi2_no_cmove for !TARGET_CMOVE.
1971 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1972 (ffssi2): Remove expander.
1973 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1975 (ctz<mode>2): Ditto from ctz{si,di}2.
1976 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1978 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1981 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1983 * dwarf2out.c (AT_linkage_name): Define.
1984 (clone_as_declaration): Handle DW_AT_linkage_name.
1985 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1986 of DW_AT_MIPS_linkage_name.
1987 (move_linkage_attr): Likewise.
1988 (dwarf2out_finish): Likewise.
1990 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1993 * fold-const.c (fold_comparison): New folding rule.
1995 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1997 * double-int.h (double_int_setbit): Declare.
1998 * double-int.c (double_int_setbit): New function.
1999 * rtl.h (immed_double_int_const): Declare.
2000 * emit-rtl.c (immed_double_int_const): New function.
2001 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2002 and immed_double_int_const functions.
2003 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2004 expand_copysign_bit): (Ditto.).
2005 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2006 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2007 * dojump.c (prefer_and_bit_test): (Ditto.).
2008 * expr.c (convert_modes, reduce_to_bit_field_precision,
2009 const_vector_from_tree): (Ditto.).
2010 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2012 2010-04-20 Jan Hubicka <jh@suse.cz>
2014 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2015 (dump_cgraph_node): Dump new flags.
2016 * cgraph.h (struct cgraph_node): Add flags
2017 reachable_from_other_partition and in_other_partition.
2018 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2019 other partition can not be removed.
2020 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2021 the other partition must be output; silence sanity checking on
2022 leaking functions bodies from other paritition.
2023 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2024 (lto_output_node): Output new flags; do not sanity check that inline
2025 clones are output; drop lto_forced_extern_inline_p code; do not mock
2026 visibility flags at partition boundaries.
2027 (add_node_to): New function.
2028 (output_cgraph): Use it to sort functions so masters appear before
2030 (input_overwrite_node): Input new flags.
2031 * passes.c (ipa_write_summaries): Do not call
2032 lto_new_extern_inline_states.
2033 * lto-section-out.c (forced_extern_inline,
2034 lto_new_extern_inline_states lto_delete_extern_inline_states,
2035 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2036 * lto-streamer.h (lto_new_extern_inline_states,
2037 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2038 lto_forced_extern_inline_p): Kill.
2040 2010-04-20 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2043 from vars that can have pointers.
2044 (process_constraint): Dump useless constraints.
2046 2010-04-20 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2049 (dump_sa_points_to_info): Remove asserts.
2050 (init_base_vars): nothing_id isn't an escape point nor does it
2053 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2055 * tree.h (TYPE_REF_IS_RVALUE): Define.
2056 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2057 should_move_die_to_comdat, prune_unused_types_walk): Handle
2058 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2059 (modified_type_die, gen_reference_type_die): Emit
2060 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2061 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2063 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2066 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2067 calls for -fpic -m31 if they have been sibcall optimized.
2069 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2071 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2072 ar.lc fixed and call-used.
2074 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2076 2010-04-19 Jan Hubicka <jh@suse.cz>
2078 * opts.c (decode_options): Disable whpr incompatible passes.
2079 * lto/lto.c (lto_1_to_1_map): Skip clones.
2080 (read_cgraph_and_symbols): Do not mark everything as needed.
2081 (do_whole_program_analysis): Do map only after optimizing;
2082 set proper cgraph_state; use passmanager.
2084 2010-04-19 DJ Delorie <dj@redhat.com>
2086 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2087 POINTER_PLUS_EXPR and fix them.
2089 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2091 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2092 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2093 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2094 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2095 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2096 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2097 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2098 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2099 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2100 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2101 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2103 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2105 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2106 (check_cond_move_block): Likewise.
2107 (cond_move_process_if_block): Likewise.
2108 (noce_find_if_block): Improve formatting.
2109 (find_if_header): Pass 0 to memset and tweak conditions.
2110 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2112 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2114 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2118 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2119 with non-local decl doesn't need chain.
2121 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2123 * ira-color.c (allocno_reload_assign): Avoid accumulating
2124 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2126 2010-04-19 Martin Jambor <mjambor@suse.cz>
2128 * gimple.h (create_tmp_reg): Declare.
2129 * gimplify.c (create_tmp_reg): New function.
2130 (gimplify_return_expr): Use create_tmp_reg.
2131 (gimplify_omp_atomic): Likewise.
2132 (gimple_regimplify_operands): Likewise.
2133 * tree-dfa.c (make_rename_temp): Likewise.
2134 * tree-predcom.c (predcom_tmp_var): Likewise.
2135 (reassociate_to_the_same_stmt): Likewise.
2136 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2137 (get_replaced_param_substitute): Likewise.
2138 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2139 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2140 * tree-ssa-pre.c (get_representative_for): Likewise.
2141 (create_expression_by_pieces): Likewise.
2142 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2143 (create_tailcall_accumulator): Likewise.
2145 2010-04-19 Martin Jambor <mjambor@suse.cz>
2147 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2149 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2151 2010-04-19 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/43796
2154 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2155 from SCEV in the lattice.
2156 (vrp_visit_phi_node): Dump change.
2158 2010-04-19 Richard Guenther <rguenther@suse.de>
2160 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2161 * configure: Re-generated.
2163 2010-04-19 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/43783
2166 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2167 constant ARRAY_REF operands two and three if possible.
2169 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2174 2010-04-19 Jie Zhang <jie@codesourcery.com>
2177 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2179 2010-04-19 Ira Rosen <irar@il.ibm.com>
2181 PR tree-optimization/37027
2182 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2183 and macro to access it.
2184 (vectorizable_reduction): Add argument.
2185 (vect_get_slp_defs): Likewise.
2186 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2187 statements for possible use in SLP.
2188 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2189 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2190 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2192 (vectorizable_reduction): Likewise.
2193 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2195 (vectorizable_type_demotion, vectorizable_type_promotion,
2196 vectorizable_store): Likewise.
2197 (vect_analyze_stmt): Update call to vectorizable_reduction.
2198 (vect_transform_stmt): Likewise.
2199 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2200 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2201 from different interleaving chains in same node.
2202 (vect_slp_rearrange_stmts): New function.
2203 (vect_supported_load_permutation_p): Allow load permutations for
2204 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2205 inside SLP nodes if necessary.
2206 (vect_analyze_slp_instance): Handle reductions.
2207 (vect_analyze_slp): Try to build SLP instances originating from groups
2209 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2210 (vect_get_constant_vectors): Create initial vectors for reductions
2211 according to reduction code. Add new argument.
2212 (vect_get_slp_defs): Add new argument, pass it to
2213 vect_get_constant_vectors.
2214 (vect_schedule_slp_instance): Remove SLP tree root statements.
2216 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2218 * tree.h (ENUM_IS_SCOPED): Define.
2219 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2220 for ENUM_IS_SCOPED enums.
2222 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2224 * fold-const.c (fold_comparison): Use ssizetype.
2225 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2226 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2227 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2228 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2230 * tree.h (initialize_sizetypes): Remove parameter.
2231 (build_common_tree_nodes): Remove second parameter.
2232 * stor-layout.c (initialize_sizetypes): Remove parameter.
2233 Always create an unsigned type.
2234 (set_sizetype): Assert that the passed type is unsigned and simplify.
2235 * tree.c (build_common_tree_nodes): Remove second parameter.
2236 Adjust call to initialize_sizetypes.
2237 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2238 build_common_tree_nodes.
2240 2010-04-18 Matthias Klose <doko@ubuntu.com>
2242 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2244 2010-04-18 Ira Rosen <irar@il.ibm.com>
2246 PR tree-optimization/43771
2247 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2248 load permutation doesn't have gaps.
2250 2010-04-18 Jan Hubicka <jh@suse.cz>
2252 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2253 (sse_prologue_save_insn expander): Use new pattern.
2254 (sse_prologue_save_insn1): New pattern and splitter.
2255 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2257 * i386.c (setup_incoming_varargs_64): Do not compute jump
2259 (ix86_gimplify_va_arg): Update alignment needed.
2260 (ix86_local_alignment): Do not align all local arrays to 128bit.
2262 2010-04-17 Jan Hubicka <jh@suse.cz>
2264 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2266 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2268 * arm.md (negdi2): Remove redundant code to force values into a
2271 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2273 * arm/bpabi.S: Add EABI alignment attributes to objects.
2274 * arm/bpabi-v6m.S: Likewise.
2275 * arm/crti.asm: Likewise.
2276 * arm/crtn.asm: Likewise.
2277 * arm/lib1funcs.asm: Likewise.
2278 * arm/libunwind.S: Likewise.
2280 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2282 * arm-protos.h (tune_params): New structure.
2283 * arm.c (current_tune): New variable.
2284 (arm_constant_limit): Delete.
2285 (struct processors): Add pointer to the tune parameters.
2286 (arm_slowmul_tune): New tuning option.
2287 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2288 (all_cores): Adjust to pick up the tuning model.
2289 (arm_constant_limit): New function.
2290 (arm_override_options): Select the appropriate tuning model. Delete
2291 initialization of arm_const_limit.
2292 (arm_split_constant): Use the new constant-limit model.
2293 (arm_rtx_costs): Pick up the current tuning model.
2294 * arm.md (is_strongarm, is_xscale): Delete.
2295 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2296 for Xscale variant architectures.
2297 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2299 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2301 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2303 (arm_rtx_costs_1): Remove unused variable extra_cost.
2304 (arm_unwind_emit_set): Use variable offset.
2305 (thumb1_output_casesi): Remove unused variable flags.
2307 2010-04-16 Jeff Law <law@redhat.com>
2309 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2310 needing assignment rather than doing a two-phase assignment. Remove
2311 unused variable 'm'.
2313 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2316 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2318 2010-04-16 Doug Kwan <dougkwan@google.com>
2320 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2321 (next_operand_entry_id): New static variable.
2322 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2323 (add_to_ops_vec): Assigned unique ID to operand entry.
2324 (struct oecount_s): New field ID.
2325 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2326 (undistribute_ops_list): Assign unique IDs to oecounts.
2327 (init_reassoc): reset next_operand_entry_id.
2329 2010-04-16 Doug Kwan <dougkwan@google.com>
2331 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2332 missing left parenthesis.
2334 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2337 *btdi_rex64 using SWI48 mode iterator.
2338 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2339 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2340 *jcc_btdi_mask_rex64.
2342 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2344 * double-int.h (tree_to_double_int): Convert to macro.
2345 * double-int.c (tree_to_double_int): Remove.
2347 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2350 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2351 with want_address 2 and in case a single element list might be
2352 possible, call it again with want_address 0.
2354 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2356 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2357 case 'W' print operands for HI mode.
2358 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2359 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2360 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2361 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2363 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2365 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2366 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2367 #xx:3 and #xx:4 mode.
2369 * config/h8300/h8300.md (inverted load with HImode dest): Add
2370 support for H8300SX.
2372 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2373 satisfy 'U' constraint.
2375 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2377 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2378 * configure: Regenerate.
2379 * config.in: Regenerate.
2380 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2383 2010-04-16 Richard Guenther <rguenther@suse.de>
2385 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2386 (struct tree_decl_common): ... here.
2387 (DECL_PT_UID): Adjust.
2388 (SET_DECL_PT_UID): Likewise.
2389 (DECL_PT_UID_SET_P): Likewise.
2391 2010-04-16 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/43572
2394 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2395 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2396 * tree-flow.h (is_call_clobbered): Remove.
2397 * tree-flow-inline.h (is_call_clobbered): Likewise.
2398 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2399 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2400 (execute_return_slot_opt): Adjust.
2401 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2402 check for call clobbered vars here.
2403 (find_tail_calls): Move tailcall verification to the
2406 2010-04-16 Diego Novillo <dnovillo@google.com>
2408 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2410 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2413 * config/arm/arm.md (cbranchqi4): New pattern.
2414 * config/arm/predicates.md (const0_operand,
2415 cbranchqi4_comparison_operator): New predicates.
2417 2010-04-16 Richard Guenther <rguenther@suse.de>
2419 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2420 (dump_gimple_stmt): Likewise.
2422 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2424 * recog.h (struct recog_data): New field is_operator.
2425 (struct insn_operand_data): New field is_operator.
2426 * recog.c (extract_insn): Set recog_data.is_operator.
2427 * genoutput.c (output_operand_data): Emit code to set the
2429 * reload.c (find_reloads): Use it rather than testing for an
2430 empty constraint string.
2433 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2434 If the previous insn is a cbranchsi4_insn with the same arguments,
2435 omit the compare instruction.
2437 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2438 register, inputs must be low registers and we need a low register
2439 scratch. Handle alternative 2 like alternative 3.
2441 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2443 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2444 don't call get_addr on both. If one expression is a VALUE and
2445 the other a REG, check VALUE's locs if the REG isn't among them.
2447 2010-04-16 Christian Bruel <christian.bruel@st.com>
2449 * config/sh/sh.h (sh_frame_pointer_required): New function.
2450 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2451 (flag_omit_frame_pointer) Set.
2452 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2453 (rounded_frame_size): Adjust size with outgoing_args_size.
2454 (sh_set_return_address): Must return from stack pointer.
2455 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2456 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2457 (ACCUMULATE_OUTGOING_ARGS): Define.
2458 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2459 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2461 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2464 * config/sh/sh.c (sh_legitimize_reload_address): Use
2465 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2466 Remove a unneeded check for offset_base.
2468 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2470 * configure: Regenerated.
2472 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2474 * config/s390/s390.c (s390_call_save_register_used): Switch back
2475 to HARD_REGNO_NREGS.
2477 2010-04-15 Richard Guenther <rguenther@suse.de>
2479 * alias.c (alias_set_subset_of): Handle alias-set zero
2482 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2483 Julian Brown <julian@codesourcery.com>
2485 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2486 alternatives according to use of high and low regs.
2487 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2488 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2489 optimizing for size on Thumb-2.
2491 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2493 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2495 2010-04-15 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-structalias.c (struct variable_info): Add
2499 (new_var_info): Initialize it.
2500 (dump_constraints): Support printing last added constraints.
2501 (debug_constraints): Adjust.
2502 (dump_constraint_graph): Likewise.
2503 (make_heapvar_for): Check for NULL cfun.
2504 (get_function_part_constraint): New function.
2505 (get_fi_for_callee): Likewise.
2506 (find_func_aliases): Properly implement IPA PTA constraints.
2507 (process_ipa_clobber): New function.
2508 (find_func_clobbers): Likewise.
2509 (insert_into_field_list_sorted): Remove.
2510 (create_function_info_for): Properly allocate vars for IPA mode.
2511 Do not use insert_into_field_list_sorted.
2512 (create_variable_info_for): Properly generate constraints for
2513 global vars in IPA mode.
2514 (dump_solution_for_var): Always dump the solution.
2515 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2516 (find_what_var_points_to): Adjust.
2517 (pt_solution_set): Change.
2518 (pt_solution_ior_into): New function.
2519 (pt_solution_empty_p): Export.
2520 (pt_solution_includes_global): Adjust.
2521 (pt_solution_includes_1): Likewise.
2522 (pt_solutions_intersect_1): Likewise.
2523 (dump_sa_points_to_info): Check some invariants.
2524 (solve_constraints): Move constraint dumping ...
2525 (compute_points_to_sets): ... here.
2526 (ipa_pta_execute): ... and here.
2527 (compute_may_aliases): Do not re-compute points-to info
2528 locally if IPA info is available.
2529 (ipa_escaped_pt): New global var.
2530 (ipa_pta_execute): Properly implement IPA PTA.
2531 * tree-into-ssa.c (dump_decl_set): Support dumping
2532 decls not in referenced-vars.
2533 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2534 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2535 (dump_points_to_solution): Likewise.
2536 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2537 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2538 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2539 (copy_decl_to_var): Copy DECL_PT_UID.
2540 (copy_result_decl_to_var): Likewise.
2541 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2542 (copy_node_stat): Copy it.
2543 * tree.h (DECL_PT_UID): New macro.
2544 (SET_DECL_PT_UID): Likewise.
2545 (DECL_PT_UID_SET_P): Likewise.
2546 (struct tree_decl_minimal): Add pt_uid member.
2547 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2548 (pt_solution_empty_p): Declare.
2549 (pt_solution_set): Adjust.
2550 (ipa_escaped_pt): Declare.
2551 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2552 * gimple-pretty-print.c (pp_points_to_solution): New function.
2553 (dump_gimple_call): Dump call clobber/use information.
2554 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2555 * tree-pass.h (TDF_ALIAS): New dump option.
2556 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2557 * doc/invoke.texi (-fipa-pta): Update documentation.
2559 2010-04-15 Richard Guenther <rguenther@suse.de>
2561 * Makefile.in (OBJS-common): Add gimple-fold.o.
2562 (gimple-fold.o): New rule.
2563 * tree.h (maybe_fold_offset_to_reference,
2564 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2566 * gimple.h: ... here.
2567 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2568 may_propagate_address_into_dereference): Move prototypes ...
2569 * gimple.h: ... here.
2570 * tree-ssa-ccp.c (get_symbol_constant_value,
2571 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2572 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2573 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2574 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2575 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2576 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2577 gimplify_and_update_call_from_tree): Move ...
2578 * gimple-fold.c: ... here. New file.
2579 (ccp_fold_builtin): Rename to ...
2580 (gimple_fold_builtin): ... this.
2581 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2583 2010-04-15 Richard Guenther <rguenther@suse.de>
2585 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2586 fit_double_type, force_fit_type_double, add_double_with_sign,
2587 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2588 lrotate_double, rrotate_double, div_and_round_double): Move ...
2589 * double-int.c: ... here.
2590 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2591 add_double, neg_double, mul_double_with_sign, mul_double,
2592 lshift_double, rshift_double, lrotate_double, rrotate_double,
2593 div_and_round_double): Move prototypes ...
2594 * double-int.h: ... here.
2596 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2599 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2600 matching constraints to ensure inputs match the output.
2602 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2605 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2606 in an input-only operand.
2608 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2610 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2611 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2612 (double_int_negative_p): Convert to static inline function.
2613 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2614 (double_int_negative_p): Remove.
2615 * tree.h (lshift_double, rshift_double):
2616 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2617 * fold-const.c (fold_convert_const_int_from_real,
2618 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2619 (lshift_double): Change type of arith argument to bool.
2620 (rshift_double): Change type of arith argument to bool. Correct
2622 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2624 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2627 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2628 at the start and end of the then/else blocks, and omit them from the
2630 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2631 argument; all callers changed. Pass zero to old_insns_match_p instead.
2632 (flow_find_head_matching_sequence): New function.
2633 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2634 * basic-block.h (flow_find_cross_jump,
2635 flow_find_head_matching_sequence): Declare functions.
2637 2010-04-14 Jason Merrill <jason@redhat.com>
2640 * c-common.c (attribute_takes_identifier_p): New fn.
2641 * c-common.h: Declare it.
2643 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2647 (*udivmod<mode>4): Ditto.
2649 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.md (maxmin_int): Rename code attribute from
2652 maxminiprefix and update all users.
2653 (maxmin_float): Ditto from maxminfprefix.
2654 (logic): Ditto from logicprefix.
2655 (absneg_mnemonic): Ditto from absnegprefix.
2656 * config/i386/mmx.md: Update all users of maxminiprefix,
2657 maxminfprefix and logicprefix for rename.
2658 * config/i386/sse.md: Ditto.
2659 * config/i386/sync.md (sync_<code><mode>): Update for
2662 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2665 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2666 warnings converted to errors.
2668 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2670 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2671 used insn_type variable.
2672 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2673 to avoid set-but-not-used warning.
2675 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2677 * df-core.c (df_ref_debug): Change format string placeholder
2679 * dwarf2asm.c (dw2_asm_output_data_raw,
2680 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2681 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2682 * dwarf2out.c (output_cfi, output_cfi_directive,
2683 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2684 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2686 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2687 * print-rtl.c (print_rtx): Ditto.
2689 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 * builtins.c (expand_builtin_pow_root): New function to expand pow
2693 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2694 series of sqrt and cbrt calls under -ffast-math.
2695 (expand_builtin_pow): Call it.
2697 2010-04-14 Michael Matz <matz@suse.de>
2699 PR tree-optimization/42963
2700 * tree-cfg.c (touched_switch_bbs): New static variable.
2701 (group_case_labels_stmt): New function broken out from ...
2702 (group_case_labels): ... here, use the above.
2703 (start_recording_case_labels): Allocate touched_switch_bbs.
2704 (end_recording_case_labels): Deallocate it, call
2705 group_case_labels_stmt.
2706 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2708 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2713 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2717 2010-04-13 Jan Hubicka <jh@suse.cz>
2719 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2720 of optimized out static functions.
2721 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2722 cost computation. Also sanity check for overflows.
2723 (update_caller_keys): Update cgraph_edge_badness call; properly
2724 update fibheap and sanity check that it is up to date.
2725 (add_new_edges_to_heap): Update cgraph_edge_badness.
2726 (cgraph_decide_inlining_of_small_function): Likewise;
2727 add sanity checking that badness in heap is up to date;
2728 improve dumping of reason; Update badness of calls to the
2729 offline copy of function currently inlined; dump badness
2730 of functions not inlined because of unit growth limits.
2732 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2735 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2736 because of sign-extension change when converting to sizetype here...
2737 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2739 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2740 the folding to constants. Remove redundant final conversion.
2741 (fold_binary) <associate>: Do not associate if the re-association of
2742 constants alone overflows.
2743 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2744 to the end of the list.
2745 (multiple_of_p) <COND_EXPR>: New case.
2747 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2749 * opt-functions.awk (opt_sanitized_name): New.
2751 * optc-gen.awk: Use it
2752 * opth-gen.awk: Use it.
2754 2010-04-13 Martin Jambor <mjambor@suse.cz>
2756 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2757 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2758 children. Call replace_uses_with_default_def_ssa_name to handle
2761 2010-04-13 Michael Matz <matz@suse.de>
2764 * builtins.c (expand_builtin_interclass_mathfn): Also create
2765 a register if the predicate doesn't match.
2767 2010-04-13 Diego Novillo <dnovillo@google.com>
2769 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2770 * c-pch.c: Include timevar.h.
2771 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2772 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2773 * ggc-common.c: Include timevar.h.
2774 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2775 * timevar.def (TV_PCH_SAVE): Define.
2776 (TV_PCH_CPP_SAVE): Define.
2777 (TV_PCH_PTR_REALLOC): Define.
2778 (TV_PCH_PTR_SORT): Define.
2779 (TV_PCH_RESTORE): Define.
2780 (TV_PCH_CPP_RESTORE): Define.
2782 2010-04-13 Michael Matz <matz@suse.de>
2784 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2786 (can_reassociate_p): New function.
2787 (break_up_subtract_bb, reassociate_bb): Use it.
2789 2010-04-13 Richard Guenther <rguenther@suse.de>
2792 * builtins.c (c_readstr): Fix assert.
2794 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2797 when generating cltd insn.
2799 (*ashl<mode>3_1): Remove special handling for register operand 2.
2800 (*ashlsi3_1_zext): Ditto.
2801 (*ashlhi3_1): Ditto.
2802 (*ashlhi3_1_lea): Ditto.
2803 (*ashlqi3_1): Ditto.
2804 (*ashlqi3_1_lea): Ditto.
2805 (*<shiftrt_insn><mode>3_1): Ditto.
2806 (*<shiftrt_insn>si3_1_zext): Ditto.
2807 (*<shiftrt_insn>qi3_1_slp): Ditto.
2808 (*<rotate_insn><mode>3_1): Ditto.
2809 (*<rotate_insn>si3_1_zext): Ditto.
2810 (*<rotate_insn>qi3_1_slp): Ditto.
2812 2010-04-13 Richard Guenther <rguenther@suse.de>
2814 * tree-ssa-structalias.c (callused_id): Remove.
2815 (call_stmt_vars): New.
2816 (get_call_vi): Likewise.
2817 (lookup_call_use_vi): Likewise.
2818 (lookup_call_clobber_vi): Likewise.
2819 (get_call_use_vi): Likewise.
2820 (get_call_clobber_vi): Likewise.
2821 (make_transitive_closure_constraints): Likewise.
2822 (handle_const_call): Adjust to do per-call call-used handling.
2823 (handle_pure_call): Likewise.
2824 (find_what_var_points_to): Remove general callused handling.
2825 (init_base_vars): Likewise.
2826 (init_alias_vars): Initialize call_stmt_vars.
2827 (compute_points_to_sets): Process call-used and call-clobbered
2828 vars for call statements.
2829 (delete_points_to_sets): Free call_stmt_vars.
2831 2010-04-13 Richard Guenther <rguenther@suse.de>
2833 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2834 Only add RW dependence for dependence distance zero.
2835 Adjust maximal vectorization factor according to dependences.
2836 Move alignment handling ...
2837 (vect_find_same_alignment_drs): ... here. New function.
2838 (vect_analyze_data_ref_dependences): Adjust.
2839 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2840 (vect_analyze_data_refs): Adjust minimal vectorization factor
2841 according to data references.
2842 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2843 dependences before determining the vectorization factor.
2844 Analyze alignment after determining the vectorization factor.
2845 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2846 dependences before alignment.
2847 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2849 (vect_analyze_data_refs): Likewise.
2850 (MAX_VECTORIZATION_FACTOR): New define.
2852 2010-04-13 Duncan Sands <baldrick@free.fr>
2854 * except.h (lang_eh_type_covers): Remove.
2855 * except.c (lang_eh_type_covers): Likewise.
2857 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2858 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2860 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2861 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2862 UNITS_PER_LONG where it is ABI relevant.
2863 (s390_return_addr_rtx): Likewise.
2864 (s390_back_chain_rtx): Likewise.
2865 (s390_frame_area): Likewise.
2866 (s390_frame_info): Likewise.
2867 (s390_initial_elimination_offset): Likewise.
2868 (save_gprs): Likewise.
2869 (s390_emit_prologue): Likewise.
2870 (s390_emit_epilogue): Likewise.
2871 (s390_function_arg_advance): Likewise.
2872 (s390_function_arg): Likewise.
2873 (s390_va_start): Likewise.
2874 (s390_gimplify_va_arg): Likewise.
2875 (s390_function_profiler): Likewise.
2876 (s390_optimize_prologue): Likewise.
2877 (s390_rtx_costs): Likewise.
2878 (s390_secondary_reload): Likewise.
2879 (s390_promote_function_mode): Likewise.
2880 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2881 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2882 registers available.
2883 (s390_unwind_word_mode): New function.
2884 (s390_function_value): Split 64 bit values into register pair if
2885 used as return value.
2886 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2887 function call parameters. Handle parallels.
2888 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2889 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2890 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2891 (s390_expand_setmem): Remove unused variable src_addr.
2892 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2893 deal with 64 bit registers.
2894 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2895 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2896 (UNITS_PER_LONG): New macro.
2897 * libjava/include/s390-signal.h: Define extended ucontext
2898 structure containing the upper halfs of the 64 bit registers.
2900 2010-04-13 Simon Baldwin <simonb@google.com>
2902 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2904 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2906 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2907 rvalue on the RHS if the LHS is of a non-renamable type.
2908 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2910 2010-04-13 Matthias Klose <doko@ubuntu.com>
2912 * gcc.c (cc1_options): Handle -iplugindir before processing
2913 the cc1 spec. Only add -iplugindir once.
2914 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2916 * common.opt (iplugindir): Remove `Separate' property, initialize.
2917 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2919 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2920 (distclean): Remove plugin dir.
2921 * doc/invoke.texi: Document -iplugindir.
2923 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2925 * doc/plugins.texi (Loading Plugins): Document short
2926 -fplugin=foo option.
2927 (Plugin API): Mention default_plugin_dir_name function.
2929 * gcc.c (find_file_spec_function): Add new declaration.
2930 (static_spec_func): Use it for "find-file".
2931 (find_file_spec_function): Add new function.
2932 (cc1_options): Add -iplugindir option if -fplugin* options found.
2934 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2936 * plugin.c (add_new_plugin): Updated comment, and handle short
2938 (default_plugin_dir_name): Added new function.
2940 * common.opt (iplugindir): New option to set the plugin directory.
2942 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.md (any_rotate): New code iterator.
2945 (rotate_insn): New code attribute.
2947 (SWIM124): New mode iterator.
2948 (<rotate_insn>ti3): New expander.
2949 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2950 any_rotate code iterator.
2951 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2952 using any_rotate code iterator and SWIM124 mode iterator.
2953 (ix86_rotlti3): New insn_and_split pattern.
2954 (ix86_rotrti3): Ditto.
2955 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2956 ix86_rotl{di,ti}3 patterns.
2957 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2958 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2959 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2960 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2961 code iterator and SWI mode iterator.
2962 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2963 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2965 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2966 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2967 (bswap rotatert splitter): Add splitter.
2968 (bswap splitter): Macroize splitter using any_rotate code iterator.
2969 Add insn predicate to split only for TARGET_USE_XCHGB or when
2970 optimizing function for size.
2972 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2974 * config/pa/pa.c (emit_move_sequence): Remove use of
2975 deleted variable flag_argument_noalias.
2977 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2979 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2981 Add to unsupported targets list.
2982 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2983 sparc*-sun-solaris2.[567]* from target lists.
2984 * configure: Regenerate.
2985 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2987 Remove Solaris 7 patch references.
2988 (Specific, sparc-sun-solaris2.7): Removed.
2989 (sparc-sun-solaris2*): Update Solaris 7 example.
2990 (sparc64-*-solaris2*): Likewise.
2992 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2994 * config.build (alpha*-dec-osf4*): Remove.
2995 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2996 of obsolete configurations.
2997 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2999 * config/alpha/t-osf4: Renamed to ...
3000 * config/alpha/t-osf5: ... this.
3001 * config/alpha/osf.h: Renamed to ...
3002 * config/alpha/osf5.h: ... this.
3003 Merged old osf5.h contents.
3005 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3006 (EXTRA_SPECS): Removed.
3007 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3008 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3011 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3013 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3015 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3018 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3019 __thiscall convention.
3021 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3023 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3025 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3027 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3029 * function.c (assign_parms_initialize_all): Add unused attribute
3032 2010-04-12 Richard Guenther <rguenther@suse.de>
3034 * gsstruct.def (GSS_CALL): New.
3035 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3036 * gimple.h: Include tree-ssa-alias.h.
3037 (struct gimple_statement_call): New.
3038 (union gimple_statement_struct_d): Add gimple_call member.
3039 (gimple_call_reset_alias_info): Declare.
3040 (gimple_call_use_set): New function.
3041 (gimple_call_clobber_set): Likewise.
3042 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3043 * gimple.c (gimple_call_reset_alias_info): New function.
3044 (gimple_build_call_1): Call it.
3045 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3046 * tree-inline.c (remap_gimple_stmt): Likewise.
3047 (expand_call_inline): Remove callused handling.
3048 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3049 * tree-dfa.c (dump_variable): Likewise.
3050 * tree-parloops.c (parallelize_loops): Likewise.
3051 * tree-ssa.c (init_tree_ssa): Likewise.
3052 (delete_tree_ssa): Likewise.
3053 * tree-flow-inline.h (is_call_used): Remove.
3054 * tree-flow.h (struct gimple_df): Remove callused member.
3055 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3056 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3057 (ref_maybe_used_by_call_p_1): Simplify.
3058 (call_may_clobber_ref_p_1): Likewise.
3059 * tree-ssa-structalias.c (compute_points_to_sets): Set
3060 the call stmt used and clobbered sets.
3061 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3062 (find_tail_calls): Verify the tail call.
3064 2010-04-12 Richard Guenther <rguenther@suse.de>
3066 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3067 single-iteration always-inline inlining.
3068 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3069 (cgraph_decide_inlining): Do not handle always-inline specially.
3070 (try_inline): Remove always-inline cycle detection special case.
3071 Do not recurse on always-inlines.
3072 (cgraph_early_inlining): Do not iterate if not optimizing.
3073 (cgraph_gate_early_inlining): remove.
3074 (pass_early_inline): Run unconditionally.
3075 (gate_cgraph_decide_inlining): New function.
3076 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3077 not inlining or optimizing.
3078 (cgraph_decide_inlining_of_small_functions): Also consider
3079 always-inline functions.
3080 (cgraph_default_inline_p): Return true for nodes which should
3081 disregard inline limits.
3082 (estimate_function_body_sizes): Assume zero size and time for
3083 nodes which are marked as disregarding inline limits.
3084 (cgraph_decide_recursive_inlining): Do not perform recursive
3085 inlining on always-inline nodes.
3087 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3090 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3091 for exprs satisfying handled_component_p.
3093 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3095 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3096 non-constant aggregate elements.
3098 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3099 is a real initialization.
3101 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3104 * c-decl.c (start_function): Move forward check for nested function.
3106 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3108 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3109 * config/sh/sh.c: Include reload.h.
3110 (sh_legitimize_reload_address): New.
3111 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3112 sh_legitimize_reload_address.
3114 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3116 * config/sh/sh.md (*movqi_pop): New insn pattern.
3117 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3119 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/i386.md (any_shiftrt): New code iterator.
3122 (shiftrt_insn): New code attribute.
3124 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3125 using any_shiftrt code iterator.
3126 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3127 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3128 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3129 pattern from corresponding peephole2 patterns.
3130 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3131 using any_shiftrt code iterator.
3132 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3133 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3134 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3135 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3136 *{ashr,lshr}<mode>3_cmp_zext.
3137 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3139 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3143 (*lshr<mode>3_cconly): Ditto.
3145 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3148 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3149 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3150 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3152 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3153 from corresponding peephole2 patterns.
3154 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3155 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3156 and *lshrdi3_1_rex64 using SWI mode iterator.
3157 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3158 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3159 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3160 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3161 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3162 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3163 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3164 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3165 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3168 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3171 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3172 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3173 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3175 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3176 from corresponding peephole2 patterns.
3177 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3178 (ashrsi3_cvt): Rename from ashrsi3_31.
3179 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3180 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3181 and x86_64_shift_adj_3 using SWI48 mode iterator.
3182 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3183 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3184 and *ashrdi3_1_rex64 using SWI mode iterator.
3185 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3186 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3187 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3188 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3189 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3190 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3191 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3192 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3193 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3195 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3196 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3197 x86_shift<mode>_adj_3 expanders.
3199 2010-04-10 Wei Guozhi <carrot@google.com>
3202 * config/arm/arm.c (arm_pic_static_addr): New function.
3203 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3205 (arm_output_addr_const_extra): Output expression for new pattern.
3206 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3208 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3210 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3213 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3214 * web.c: Include "insn-config.h" and "recog.h".
3215 (union_match_dups): New function.
3216 (web_main): Call it.
3217 (union_defs): Don't try to recognize match_dups.
3219 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3220 if doing so would replace the entire pattern.
3222 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3226 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3227 and splitter pattern. Change splitter operand 1 predicate to
3230 2010-04-09 Martin Jambor <mjambor@suse.cz>
3232 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3233 lattices are addresses of CONST_DECLs with the same initial value.
3234 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3235 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3237 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3238 Bernd Schmidt <bernds@codesourcery.com>
3240 * loop-invariant.c (replace_uses): New static function.
3241 (move_invariant_reg): Use it to ensure we can replace the uses.
3243 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3245 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3247 (picochip_override_options): Enable section anchors only above -O1.
3248 (picochip_reorg): Fixed a couple of build warnings.
3250 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3252 * configure.ac (plugin -rdynamic test): Log result.
3253 * configure: Regenerate.
3254 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3255 (RDYNAMIC_SPEC): Define.
3256 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3258 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3260 * configure.ac: Determine Sun ld version numbers.
3261 (comdat_group): Restrict GNU ld version checks to gld.
3262 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3263 (enable_comdat): Support --enable-comdat.
3264 * configure: Regenerate.
3265 * doc/install.texi (Configuration): Document --enable-comdat.
3267 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3269 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3270 * config/sol2-gld.h: ... here.
3271 * config.gcc (sparc*-*-solaris2*): Reflect this.
3272 (i[34567]86-*-solaris2*): Use it.
3274 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3276 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3278 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3280 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3283 * diagnostic.c (diagnostic_initialize): Initialize
3284 some_warnings_are_errors.
3285 (diagnostic_finish): New.
3286 (diagnostic_action_after_output): Call it before exiting.
3287 (diagnostic_report_diagnostic): Do not print message here. Set
3288 some_warnings_are_errors.
3289 * diagnostic.h (diagnostic_context): Delete
3290 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3291 (diagnostic_finish): Declare.
3292 * toplev.c (toplev_main): Call it before exit.
3294 2010-04-09 Jason Merrill <jason@redhat.com>
3297 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3298 for incomplete type.
3301 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3302 based on a warning flag.
3304 2010-04-09 Richard Guenther <rguenther@suse.de>
3306 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3308 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3311 * varasm.c (default_assemble_visibility): Wrap vars that are
3312 set, but unused, by targets without GAS.
3313 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3314 Remove set, but unused, vars.
3315 (rs6000_legitimize_tls_address): Likewise.
3316 (altivec_expand_dst_builtin): Likewise.
3317 * config/darwin.c (machopic_classify_symbol): Likewise.
3318 (machopic_indirection_name): Likewise.
3320 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/i386.md (DWI): New mode iterator.
3323 (S): New mode attribute.
3324 (shift_operand): Ditto.
3325 (shift_immediate_operand): Ditto.
3326 (ashl_input_operand): Ditto.
3327 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3328 using SDWIM mode iterator.
3329 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3330 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3332 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3333 from corresponding peephole2 patterns.
3334 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3335 and x86_64_shift_adj_1 using SWI48 mode iterator.
3336 (x86_shift<mode>_adj_2): Ditto.
3337 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3338 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3339 using SWI48 mode iterator.
3340 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3341 *ashldi3_cmp_rex64 using SWI mode iterator.
3342 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3343 *ashldi3_cconly_rex64 using SWI mode iterator.
3344 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3345 x86_shift<mode>_adj_{1,2}.
3346 (ix86_split_ashr): Ditto.
3347 (ix86_split_lshr): Ditto.
3349 2010-04-09 Richard Guenther <rguenther@suse.de>
3351 * target.h (builtin_conversion): Pass in input and output types.
3352 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3353 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3354 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3355 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3357 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3359 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3361 2010-04-09 Richard Guenther <rguenther@suse.de>
3364 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3366 2010-04-09 Richard Guenther <rguenther@suse.de>
3368 * tree-vectorizer.h (struct _stmt_vec_info): Document
3369 that vectype is the type of the LHS.
3370 (supportable_widening_operation, supportable_narrowing_operation):
3371 Get both input and output vector types as arguments.
3372 (vect_is_simple_use_1): Declare.
3373 (get_same_sized_vectype): Likewise.
3374 * tree-vect-loop.c (vect_determine_vectorization_factor):
3375 Set STMT_VINFO_VECTYPE to the vector type of the def.
3376 (vectorizable_reduction): Adjust.
3377 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3378 Adjust. Specify the output vector type.
3379 (vect_pattern_recog_1): Adjust.
3380 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3381 (vectorizable_call): Adjust.
3382 (vectorizable_conversion): Likewise.
3383 (vectorizable_operation): Likewise.
3384 (vectorizable_type_demotion): Likewise.
3385 (vectorizable_type_promotion): Likewise.
3386 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3388 (vect_is_simple_use_1): New function.
3389 (supportable_widening_operation): Get both input and output
3391 (supportable_narrowing_operation): Likewise.
3392 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3394 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3396 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3397 __thiscall and _thiscall as predefined macros.
3398 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3399 thiscall attribute handling.
3400 (ix86_comp_type_attributes): Likewise.
3401 (ix86_function_regparm): Likewise.
3402 (ix86_return_pops_args): Likewise.
3403 (init_cumulative_args): Likewise.
3404 (find_drap_reg): Likewise.
3405 (ix86_static_chain): Likewise.
3406 (x86_this_parameter): Likewise.
3407 (x86_output_mi_thunk): Likewise.
3408 (ix86_attribute_table): Add description for thiscall attribute.
3409 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3410 * doc/extend.texi: Add documentation for thiscall.
3412 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3415 * c.opt (Wint-to-pointer-cast): Available in C++.
3416 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3418 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3420 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3421 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3422 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3423 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3424 function type instead. Reorder and simplify checks.
3426 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
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