1 2010-05-06 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/43791
4 * ipa-inline.c (update_caller_keys): Remove bogus
5 disregard_inline_limits check.
7 2010-05-06 Michael Matz <matz@suse.de>
9 PR tree-optimization/43984
10 * tree-ssa-pre.c (inserted_phi_names): Remove.
11 (inserted_exprs): Change to bitmap.
12 (create_expression_by_pieces): Set bits, don't append to vector.
13 (insert_into_preds_of_block): Don't handle inserted_phi_names.
14 (eliminate): Don't look at inserted_phi_names, remove deleted
15 insns from inserted_exprs.
16 (remove_dead_inserted_code): Adjust to use bitmaps instead of
18 (init_pre, fini_pre): Allocate and free bitmaps.
19 (execute_pre): Insert insns on edges before elimination.
21 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
23 * tree.c (initializer_zerop): Handle STRING_CST.
25 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
28 * doc/invoke.texi (Wimplicit): Document as C only.
29 * opts.c (common_handle_option): Add argument kind.
30 (handle_option): Rename as read_cmdline_option. Factor out code to...
31 (handle_option): ... here. New.
32 (handle_options): Rename as read_cmdline_options.
33 (decode_options): Update call.
34 (set_option): Use option index instead of option pointer. Classify
35 diagnostics correctly.
36 (enable_warning_as_error): Call handle_option.
37 * opts.h (set_option): Update declaration.
38 (handle_option): Declare.
39 * langhooks.h (struct lang_hooks): Add argument kind to
41 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
42 * c-opts.c (set_Wimplicit): Delete.
43 (c_family_lang_mask): New static constant.
44 (c_common_handle_option): Add argument kind. Use handle_option
45 instead of set_Wimplicit.
46 (c_common_post_options): warn_implicit and warn_implicit_int
47 are disabled by default.
48 * c-common.c (warn_implicit): Do not define here.
49 * c-common.h (warn_implicit): Do not declare here.
50 (c_common_handle_option): Update declaration.
51 * lto-opts.c (lto_reissue_options): Update call to set_option.
53 2010-05-06 Richard Guenther <rguenther@suse.de>
55 PR tree-optimization/43571
56 * domwalk.c (walk_dominator_tree): Walk the dominator
57 sons in more optimal order.
59 2010-05-06 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/43934
62 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
63 (stmt_cost): Likewise.
64 (extract_true_false_args_from_phi): New helper.
65 (determine_max_movement): For PHI nodes verify we can hoist them
66 and compute their cost.
67 (determine_invariantness_stmt): Handle PHI nodes.
68 (move_computations_stmt): Likewise. Hoist PHI nodes in
69 if-converted form using COND_EXPRs.
70 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
72 (tree_ssa_lim): Likewise.
73 * tree-flow.h (tree_ssa_lim): Adjust prototype.
74 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
76 2010-05-06 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/43987
79 * tree-ssa-structalias.c (could_have_pointers): For possibly
80 address-taken variables force pointers to be recorded.
81 (create_variable_info_for_1): Likewise.
82 (push_fields_onto_fieldstack): Pass in wheter all fields
84 (find_func_aliases): Query types instead of vars whether
85 they contain pointers where appropriate.
87 2010-05-06 Jan Hubicka <jh@suse.cz>
89 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
90 (record_reference, mark_address, mark_load, mark_store): Record
92 (record_references_in_initializer): Update call of record_references.
93 (rebuild_cgraph_edges): Remove all references before rebuiding.
94 * cgraph.c (cgraph_create_node): Clear ref list.
95 (cgraph_remove_node): Remove references.
96 (dump_cgraph_node): Dump references.
97 (cgraph_clone_node): Clone references.
98 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
99 (struct cgraph_node, varpool_node): Add ref_lst.
100 * ipa-ref.c: New file.
101 * ipa-ref.h: New file.
102 * ipa-ref-inline.h: New file.
103 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
104 (referenced_from_other_partition_p): New function.
105 (lto_output_varpool_node): Take set arugment; call
106 referenced_from_other_partition.
107 (lto_output_ref): New.
108 (add_references): New.
110 (output_cgraph): Compute boundary based on references;
112 (output_varpool): Accept cgraph_node_set argument.
115 (input_cgraph): Call input_refs.
116 * lto-section-in.c (lto_section_name): Add refs.
117 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
118 (ipa-ref.o): New file.
119 * varpool.c (varpool_node): Clear ipa ref list.
120 (varpool_remove_node): Remove references.
121 (dump_varpool_node): Dump references.
122 (varpool_assemble_decl): Only compile finalized ones.
123 (varpool_extra_name_alias): Initialize ref list.
124 * lto-streamer.c (lto-get_section_name): Add .refs section.
125 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
126 (referenced_from_other_partition_p): Declared.
128 2010-05-06 Ira Rosen <irar@il.ibm.com>
130 PR tree-optimization/43901
131 * tree-vect-stmts.c (vectorizable_call): Assert that vector
132 type is not NULL if it's transformation phase, and return
133 FALSE if it's analysis.
134 (vectorizable_conversion, vectorizable_operation,
135 vectorizable_type_demotion, vectorizable_type_promotion):
138 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
140 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
142 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
144 * config/mips/mips-protos.h
145 (mips_small_register_classes_for_mode_p): Delete prototype.
147 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
149 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
150 * config/arm/arm.c (multiple_operation_profitable_p,
151 compute_offset_order): New static functions.
152 (load_multiple_sequence, store_multiple_sequence): Use them.
153 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
154 memory offsets, not register numbers.
155 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
157 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
159 * stor-layout.c (pending_sizes): Change the type to
161 (get_pending_sizes, put_pending_size, put_pending_sizes):
162 Update the uses of pending_sizes.
163 * c-decl.c (store_parm_decls): Likewise.
164 * c-tree.h (struct c_arg_info): Likewise.
165 * tree.h: Update the prototype for get_pending_sizes and
168 2010-05-05 Jason Merrill <jason@redhat.com>
171 * c-common.c (handle_aligned_attribute): Respect
172 ATTR_FLAG_TYPE_IN_PLACE.
175 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
176 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
177 (TARGET_INITIALIZER): Use it.
178 * c-common.c (attribute_takes_identifier_p): Call it.
179 * c-common.h: Update prototype.
180 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
181 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
183 2010-05-05 Jakub Jelinek <jakub@redhat.com>
186 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
187 DW_ID_down_case for Fortran compilation units.
189 2010-05-05 Jan Hubicka <jh@suse.cz>
191 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
194 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
196 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
197 a variable-sized RESULT_DECL.
199 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
201 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
203 2010-05-05 Jason Merrill <jason@redhat.com>
206 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
208 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
210 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
211 Jakub Jelinek <jakub@redhat.com>
214 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
215 (dead_debug_init, dead_debug_finish): New functions.
216 (dead_debug_add, dead_debug_insert_before): Likewise.
217 (df_note_bb_compute): Initialize a dead_debug object, add dead
218 debug uses to it, insert debug bind insns before death insns,
219 reset debug insns that refer to pending uses at the end.
220 * rtl.h (make_debug_expr_from_rtl): New prototype.
221 * varasm.c (make_debug_expr_from_rtl): New function.
223 2010-05-05 Jan Hubicka <jh@suse.cz>
225 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
226 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
227 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
228 lto_varpool_encoder_encode_initializer_p,
229 lto_set_varpool_encoder_encode_initializer): New functions.
230 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
232 (input_varpool_node): Do not always set analyzed.
233 (input_cgraph_1): Return vector of cgraph nodes.
234 (input_varpool_1): Return vector of varpools.
235 (input_cgraph): Free the vectors.
236 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
237 output only initializers needed.
238 (lto_output): Only call output_cgraph.
239 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
240 * lto-section-out.c (lto_new_out_decl_state): Initialize
241 state->varpool_node_encoder.
242 * lto-streamer.h (lto_varpool_encoder_d): New.
243 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
244 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
245 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
246 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
247 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
249 (output_varpool, input_varpool): Remove declarations.
251 2010-05-05 Jan Hubicka <jh@suse.cz>
253 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
254 with body can prevail.
256 2010-05-05 Jan Hubicka <jh@suse.cz>
258 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
261 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
263 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
266 * gengtype.h (erro_at_line): Constify pos argument.
268 * gengtype.c: Include hashtab.h.
269 (enum gc_used): Document GC_MAYBE_POINTED_TO.
270 (error_at_line): Constify pos argument.
271 (do_typedef): Initialize p->opt field.
272 (get_file_gtfilename): Fix comment typo.
273 (struct walk_type_data): Constify line field.
274 (get_output_file_for_structure): New function.
275 (write_local_func_for_structure): Constify orig_s argument.
276 Use get_output_file_for_structure.
277 (write_func_for_structure): Use get_output_file_for_structure.
278 (INDENT): New define.
279 (dump_pair, dump_type, dump_type_list, dump_typekind)
280 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
281 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
283 (seen_types): New variable.
284 (main): New variable do_dump. Process "-d" command line option.
285 Call dump_everything if dump requested.
287 2010-05-05 Jakub Jelinek <jakub@redhat.com>
289 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
290 in a temporary instead of invoking the macro multiple times.
291 (track_expr_p): Likewise.
293 2010-05-04 Neil Vachharajani <nvachhar@google.com>
295 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
297 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
298 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
299 conditions for printing notes.
300 * common.opt (-Wcoverage-mismatch): Allow negative, default to
301 true, update documentation.
302 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
304 2010-05-04 Jakub Jelinek <jakub@redhat.com>
307 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
310 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
313 * config/i386/i386.md (sse_prologue_save): Add clobber CC
315 (*sse_prologue_save_insn1): Likewise.
316 (SSE prologue save splitter): Likewise.
318 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
320 * tree.c (free_lang_data_in_one_sizepos): New inline function.
321 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
322 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
323 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
324 all decls. Call it on DECL_FIELD_OFFSET of fields.
325 (find_decls_types_r): Follow DECL_VALUE_EXPR.
326 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
328 2010-05-04 Martin Jambor <mjambor@suse.cz>
330 * tree-sra.c (build_access_from_expr_1): The first parameter type
331 changed to simple tree.
332 (build_access_from_expr): Likewise, gsi parameter was eliminated.
333 (scan_assign_result): Renamed to assignment_mod_result, enum elements
335 (build_accesses_from_assign): Removed all parameters except for a
336 simple gimple statement. Now returns a simple bool.
337 (scan_function): All non-analysis parts moved to separate functions
338 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
339 parameters and updated both callers.
340 (sra_modify_expr): Removed parameter data.
341 (sra_modify_function_body): New function.
342 (perform_intra_sra): Call sra_modify_function_body to modify the
344 (replace_removed_params_ssa_names): Parameter data changed into
346 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
347 changed the parameter dont_convert to convert with the opposite
349 (sra_ipa_modify_assign): Parameter data changed into adjustments
350 vector, return value changed to bool.
351 (ipa_sra_modify_function_body): New function.
352 (sra_ipa_reset_debug_stmts): Updated a comment.
353 (modify_function): Use ipa_sra_modify_function_body to modify function
356 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
359 * alias.c (true_dependence): Handle the same VALUE in x and mem.
360 (canon_true_dependence): Likewise.
361 (write_dependence_p): Likewise.
363 2010-05-04 Jan Hubicka <jh@suse.cz>
365 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
366 * cgraphbuild.c: Include ipa-utils.h
367 (record_reference_ctx): New struct.
368 (record_reference): Simplify to work on initializers; not statements.
369 (mark_address, mark_load, mark_store): New.
370 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
372 (record_references_in_initializer): Update use of record_reference.
373 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
376 2010-05-04 Jan Hubicka <jh@suse.cz>
378 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
379 node will be removed anyway.
380 (lto_varpool_replace_node): Allow also unanalyzed nodes;
381 relink aliases of node into prevailing node.
382 * varpool.c (varpool_remove_node): Remove aliases properly;
383 when removing node, remove all its aliases too; remove DECL_INITIAL
384 of removed node; ggc_free the varpool node.
386 2010-05-04 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/43879
389 * tree-ssa-structalias.c (alias_get_name): Use
390 DECL_ASSEMBLER_NAME if available.
391 (create_function_info_for): Return the varinfo node.
392 (ipa_pta_execute): Associate same-body aliases and extra names
393 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
395 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
397 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
400 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
403 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
404 only if HONOR_REG_ALLOC_ORDER is not defined.
406 2010-05-04 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/43949
409 * tree-vrp.c (extract_range_from_binary_expr): Only handle
412 2010-04-26 Jason Merrill <jason@redhat.com>
414 * c.opt (-fstrict-enums): New.
415 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
417 2010-05-03 David Ung <davidu@mips.com>
418 James E. Wilson <wilson@codesourcery.com>
420 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
421 emit the trap instruction before the divide for TUNE_74K.
423 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
425 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
426 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
427 based on the above, for new target hook.
429 * hooks.c (hook_bool_mode_true): New generic hook.
430 * hooks.h (hook_bool_mode_true): Add prototype.
432 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
434 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
435 target hook, set to hook_bool_mode_false.
436 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
437 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
438 with targetm.small_register_classes_for_mode_p.
439 (find_reusable_reload): Likewise.
440 (combine_reloads): Likewise.
441 * reload1.c (reload_as_needed): Likewise.
442 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
443 * ifcvt.c (noce_process_if_block, check_cond_move_block,
444 dead_or_predicable): Likewise.
445 * regmove.c (optimize_reg_copy_1): Likewise.
446 * calls.c (prepare_call_address): Likewise.
447 (precompute_register_parameters): Likewise.
449 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
451 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
452 implementation of the hook that considers all register classes
453 small except for SH64.
454 (sh_override_options): Use the new hook.
455 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
458 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
460 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
461 implementation of the hook that considers all register classes
463 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
466 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
468 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
469 implementation of the hook that considers all register classes
471 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
474 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
476 * config/m32c/m32c.h: Likewise.
477 * config/pdp11/pdp11.h: Likewise.
478 * config/avr/avr.h: Likewise.
479 * config/xtensa/xtensa.h: Likewise.
480 * config/m68hc11/m68hc11.h: Likewise.
481 * config/mn10300/mn10300.h: Likewise.
482 * config/mcore/mcore.h: Likewise.
483 * config/h8300/h8300.h: Likewise.
484 * config/bfin/bfin.h: Likewise.
486 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
487 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
489 2010-05-03 Anatoly Sokolov <aesok@post.ru>
491 * double-int.h (tree_to_double_int): Remove macro.
492 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
493 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
494 (tree_to_double_int): New function.
495 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
497 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
499 2010-05-03 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/43971
502 * tree-ssa-structalias.c (get_constraint_for_1): Fix
503 constraints in the !flag_delete_null_pointer_checks case.
505 2010-05-03 Jakub Jelinek <jakub@redhat.com>
508 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
509 result mode matches original rtl mode.
511 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
514 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
516 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
519 when processing flag options.
521 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
523 * gcov-iov.c (main): Change format string placeholder
524 from %#08x to 0x%08x.
525 * genchecksum.c (dosum): Change format string placeholder
526 from %#02x to 0x%02x.
528 2010-05-02 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/43879
531 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
533 2010-05-02 Bruno Haible <bruno@clisp.org>
535 * doc/extend.texi (Function Attributes): Fix a typo.
537 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
540 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
541 placeholder from 0x%x to %#x.
542 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
543 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
544 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
545 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
546 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
547 * config/i386/i386.c (ix86_target_string): Ditto.
548 * config/i386/i386.c (output_pic_addr_const): Ditto.
549 (print_operand): Ditto.
551 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
553 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
554 placeholder from 0x%x to %#x.
555 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
556 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
557 (ASM_OUTPUT_DEBUG_DATA): Ditto.
558 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
559 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
560 * optc-gen.awk: Ditto.
561 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
562 (HOST_WIDE_INT_PRINT_HEX): Ditto.
563 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
564 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
566 2010-05-01 Anatoly Sokolov <aesok@post.ru>
568 * target.h (struct calls): Add function_value_regno_p field.
569 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
570 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
571 * targhooks.c (default_function_value_regno_p): New function.
572 * targhooks.h (default_function_value_regno_p): Declare function.
573 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
574 * builtins.c. (apply_result_size): (Ditto.).
575 * combine.c. (likely_spilled_retval_p): (Ditto.).
576 * mode-switching.c. Include 'target.h'.
577 (create_pre_exit): Use function_value_regno_p hook.
578 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
579 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
580 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
582 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
583 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
584 (ix86_function_value_regno_p): Declare as static, change argument
585 type to const unsigned int.
586 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
588 2010-05-01 Richard Guenther <rguenther@suse.de>
590 PR tree-optimization/43949
591 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
593 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
595 2010-05-01 Anatoly Sokolov <aesok@post.ru>
597 * rtl.h (CONST_DOUBLE_P): Define.
598 (rtx_to_double_int): Declare.
599 * emit-rtl.c (rtx_to_double_int): New function.
600 * dwarf2out.c (insert_double): New function.
601 (loc_descriptor, add_const_value_attribute): Clean up, use
602 rtx_to_double_int and insert_double functions.
604 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
606 * doc/extend.texi (Inline): Add missing return keyword to examples.
607 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
610 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
612 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
613 the variable part of the offset as well. Use highest_pow2_factor for
614 all alignment checks.
616 2010-04-30 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/43879
619 * tree-ssa-structalias.c (type_could_have_pointers): Functions
622 2010-04-30 Jan Hubicka <jh@suse.cz>
624 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
626 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
628 2010-04-30 Jan Hubicka <jh@suse.cz>
630 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
632 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
633 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
634 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
635 cgraph_node_set_needs_ltrans_p): Remove.
637 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
639 * sdbout.c: Include vec.h, do not include varray.h.
640 (deferred_global_decls, sdbout_global_decl,
641 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
642 * toplev.c: Do not include varray.h.
643 (dump_memory_report): Do not dump VARRAY statistics.
644 * gengtype.c (open_base_file): Ignore varray.h.
645 * Makefile.in: Update for abovementioned changes.
646 Remove all traces of varray.c and varray.h.
647 * varray.c: Remove file.
648 * varray.h: Remove file.
650 2010-04-30 Jan Hubicka <jh@suse.cz>
652 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
655 2010-04-30 Jan Hubicka <jh@suse.cz>
657 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
660 2010-04-30 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-structalias.c (get_constraint_for_1): Generate
663 constraints for CONSTRUCTOR.
665 2010-04-30 Richard Guenther <rguenther@suse.de>
668 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
669 first after all lowering passes.
671 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
673 * toplev.c: Include varray.h for statistics dumping.
674 * tree.h: Do not declare varray_head_tag.
675 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
676 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
677 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
678 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
679 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
680 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
681 c-common.c, c-common.h, reg-stack.c, basic-block.h,
682 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
684 * Makefile.in: Update for abovementioned changes.
686 2010-04-30 Jakub Jelinek <jakub@redhat.com>
689 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
691 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
693 * config/picochip/picochip.c (picochip_legitimize_address): Define.
694 Use this function to do machine-specific conversion.
695 (picochip_legitimize_reload_address): Likewise.
696 (picochip_legitimate_address_p): Check valid base register only if
698 (picochip_check_conditional_copy): Check for modw only if opnd is
700 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
701 to call the function in c.
702 * config/picochip/picochip-protos.h
703 (picochip_legitimize_reload_address): Define.
704 * config/picochip/picochip.md (supported_compare1): Define.
706 2010-04-30 Jan Hubicka <jh@suse.cz>
708 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
709 (cgraph_global_info): Remove inlined.
710 (LTO_cgraph_tag_names): Remove.
711 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
712 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
713 simplify cgraph tags and document.
714 (lto_output_node): Use only LTO_cgraph_unavail_node and
715 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
716 for_functions_valid, global info, process and output flags.
717 (input_overwrite_node): Initialize estimated stack size and
718 estimated growth. Do not read flags we no longer store.
719 (input_node): Likewise do not read info no longer stored.
720 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
723 2010-04-30 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/43879
726 * tree-ssa-structalias.c (get_constraint_for_1): Properly
727 handle non-zero initializers.
729 2010-04-30 Richard Guenther <rguenther@suse.de>
731 * builtins.c (fold_builtin_1): Delete free (0).
733 2010-04-29 Jan Hubicka <jh@suse.cz>
735 * gengtype.c (open_base_files): Add lto-streamer.h
736 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
737 (pass_ipa_cp): GGC collect.
738 * toplev. (compile_file): Do not output symbols.
739 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
740 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
741 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
742 * lto-section-in.c: Include ggc.h
743 (lto_new_in_decl_state): Alloc in GGC.
744 (lto_delete_in_decl_state): Likewise.
745 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
748 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
751 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
752 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
753 (HONOR_REG_ALLOC_ORDER): Describe new macro.
754 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
755 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
756 account only if HONOR_REG_ALLOC_ORDER is not defined.
757 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
758 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
760 2010-04-29 Jon Grant <04@jguk.org>
762 * collect2.c (vflag): Change type from int to bool.
764 (helpflag): New global bool.
765 (main): Set vflag and debug with boolean, not integer truth values.
766 Accept new "--help" option and output usage text if found.
767 * collect2.h (vflag): Update prototype.
770 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
773 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
775 2010-04-29 Richard Guenther <rguenther@suse.de>
778 * plugin.h (invoke_plugin_callbacks): Annotate arguments
779 with ATTRIBUTE_UNUSED.
781 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
784 * config/i386/i386.c (get_some_local_dynamic_name): Replace
785 INSN_P with NONDEBUG_INSN_P.
786 (distance_non_agu_define): Likewise.
787 (distance_agu_use): Likewise.
789 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
791 From Dominique d'Humieres <dominiq@lps.ens.fr>
793 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
796 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
798 * plugin.h (invoke_plugin_callbacks): New inline function.
799 * plugin.c (flag_plugin_added): New global flag.
800 (add_new_plugin): Initialize above flag.
801 (invoke_plugin_callbacks): Rename to ...
802 (invoke_plugin_callbacks_full): ... this.
804 2010-04-28 Jan Hubicka <jh@suse.cz>
806 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
807 (lto_varpool_replace_node): New.
808 (lto_symtab_resolve_symbols): Resolve varpool nodes.
809 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
810 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
811 * cgraph.h (varpool_node_ptr): New type.
812 (varpool_node_ptr): New vector.
813 (varpool_node_set_def): New structure.
814 (varpool_node_set): New type.
815 (varpool_node_set): New vector.
816 (varpool_node_set_element_def): New structure.
817 (varpool_node_set_element, const_varpool_node_set_element): New types.
818 (varpool_node_set_iterator): New type.
819 (varpool_node): Add prev pointers, add used_from_other_partition,
821 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
822 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
823 varpool_get_node, varpool_remove_node): Declare.
824 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
825 varpool_node_set_size): New inlines.
826 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
827 * tree-pass.h (varpool_node_set_def): Forward declare.
828 (ipa_opt_pass_d): Summary writting takes vnode sets too.
829 (ipa_write_optimization_summaries): Update prototype.
830 * ipa-cp.c (ipcp_write_summary): Update.
831 * ipa-reference.c (ipa_reference_write_summary): Update.
832 * lto-cgraph.c (lto_output_varpool_node): New static function.
833 (output_varpool): New function.
834 (input_varpool_node): New static function.
835 (input_varpool_1): New function.
836 (input_cgraph): Input varpool.
837 * ipa-pure-const.c (pure_const_write_summary): Update.
838 * lto-streamer-out.c (lto_output): Update, output varpool too.
839 (write_global_stream): Kill WPA hack.
840 (produce_asm_for_decls): Update.
841 (output_alias_pair_p): Handle variables.
842 (output_unreferenced_globals): Output only needed partition of varpool.
843 * ipa-inline.c (inline_write_summary): Update.
844 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
846 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
847 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
848 varpool_node_set_new, varpool_node_set_add,
849 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
850 debug_varpool_node_set): New functions.
851 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
852 (execute_one_pass): Process new decls too.
853 (ipa_write_summaries_2): Pass around vsets.
854 (ipa_write_summaries_1): Likewise.
855 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
857 (ipa_write_optimization_summaries_1): Pass around vsets.
858 (ipa_write_optimization_summaries): Likewise.
859 * varpool.c (varpool_get_node): New.
860 (varpool_node): Update doubly linked lists.
861 (varpool_remove_node): New.
862 (dump_varpool_node): More dumping.
863 (varpool_enqueue_needed_node): Update doubly linked lists.
864 (decide_is_variable_needed): Kill ltrans hack.
865 (varpool_finalize_decl): Kill lto hack.
866 (varpool_assemble_decl): Skip decls in other partitions.
867 (varpool_assemble_pending_decls): Update doubly linkes lists.
868 (varpool_empty_needed_queue): Likewise.
869 (varpool_extra_name_alias): Likewise.
870 * lto-streamer.c (lto_get_section_name): Add vars section.
871 * lto-streamer.h (lto_section_type): Update.
872 (output_varpool, input_varpool): Declare.
874 2010-04-28 Mike Stump <mikestump@comcast.net>
876 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
878 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
880 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
881 record or union type with RECORD_OR_UNION_TYPE_P predicate.
882 (lto_input_ts_type_tree_pointers): Likewise.
883 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
884 (lto_output_ts_type_tree_pointers): Likewise.
886 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
888 Uniquization of constants at the Tree level
889 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
890 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
892 (tree_output_constant_def): Declare.
893 * gimplify.c (gimplify_init_constructor): When using block copy, first
894 uniquize the constant constructor on the RHS.
895 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
896 DECL_IN_CONSTANT_POOL flag.
897 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
898 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
900 (assemble_variable): Deal with symbols belonging to the tree constant
902 (get_constant_section): Add ALIGN parameter and simplify.
903 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
904 (assemble_constant_contents): Use the expression of the VAR_DECL.
905 (output_constant_def_contents): Use the alignment of the VAR_DECL.
906 (tree_output_constant_def): New global function.
907 (mark_constant): Use the expression of the VAR_DECL.
908 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
910 (output_object_block): Likewise and assemble the expression.
912 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
914 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
915 hash_tree, eq_tree): New tree hash table.
916 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
917 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
918 lto_orig_address_remove): Reimplement.
920 2010-04-28 Xinliang David Li <davidxl@google.com>
923 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
924 (compute_uninit_opnds_pos): New function.
925 (is_non_loop_exit_postdominating): New function.
926 (compute_control_dep_chain): New function.
927 (find_pdom): New function.
928 (convert_control_dep_chain_into_preds): New function.
929 (find_predicates): New function.
930 (find_control_equiv_block): New function.
931 (collect_phi_def_edges): New function.
932 (find_def_preds): New function.
933 (find_dom): New function.
934 (dump_predicates): New function.
935 (get_cmp_code): New function.
936 (is_value_included_in): New function.
937 (find_matching_predicate_in_rest_chains): New function.
938 (use_pred_not_overlap_with_undef_path_pred): New function.
939 (is_use_properly_guarded): New function.
940 (normalize_cond_1): New function.
941 (is_and_or_or): New function.
942 (normalize_cond): New function.
943 (is_gcond_subset_of): New function.
944 (is_subset_of_any): New function.
945 (is_or_set_subset_of): New function.
946 (is_and_set_subset_of): New function.
947 (is_norm_cond_subset_of): New function.
948 (is_pred_expr_subset_of): New function.
949 (is_pred_chain_subset_of): New function.
950 (is_included_in): New function.
951 (is_superset_of): New function.
952 (find_uninit_use): New function.
953 (warn_uninitialized_phi): New function.
954 (compute_possibly_undefined_names): New function.
955 (ssa_undefined_value_p): New function.
956 (execute_late_warn_uninitialized): New function.
957 * tree-ssa.c (ssa_undefined_value_p): Removed.
958 (warn_uninit): Changed to extern.
959 (warn_uninitialized_phi): Removed.
960 (warn_uninitialized_vars): Changed to extern.
961 (execute_late_warn_uninitialized): Removed
962 * tree-flow.h: Add new prototypes.
963 * timevar.def: Add new time variable.
964 * Makefile.in: Add new build file.
966 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
968 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
971 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
974 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
976 2010-04-28 Martin Jambor <mjambor@suse.cz>
978 * cgraph.h (struct cgraph_node): New field indirect_calls.
979 (struct cgraph_indirect_call_info): New type.
980 (struct cgraph_edge): Removed field indirect_call. New fields
981 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
982 (cgraph_create_indirect_edge): Declare.
983 (cgraph_make_edge_direct): Likewise.
984 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
985 * ipa-prop.h (struct ipa_param_call_note): Removed.
986 (struct ipa_node_params): Removed field param_calls.
987 (ipa_create_all_structures_for_iinln): Declare.
988 * cgraph.c: Described indirect edges and uids in initial comment.
989 (cgraph_add_edge_to_call_site_hash): New function.
990 (cgraph_edge): Search also among the indirect edges, use
991 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
992 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
993 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
995 (initialize_inline_failed): Assign a reason to indirect edges.
996 (cgraph_create_edge_1): New function.
997 (cgraph_create_edge): Moved some functionality to
998 cgraph_create_edge_1.
999 (cgraph_create_indirect_edge): New function.
1000 (cgraph_edge_remove_callee): Add an assert checking for
1002 (cgraph_edge_remove_caller): Special-case indirect edges.
1003 (cgraph_remove_edge): Likewise.
1004 (cgraph_set_edge_callee): New function.
1005 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1006 (cgraph_make_edge_direct): New function.
1007 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1008 the declaration of the call statement matches.
1009 (cgraph_node_remove_callees): Special-case indirect edges.
1010 (cgraph_clone_edge): Likewise.
1011 (cgraph_clone_node): Clone also the indirect edges.
1012 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1013 indirect_call, dump count of indirect_calls edges.
1014 * ipa-prop.c (iinlining_processed_edges): New variable.
1015 (ipa_note_param_call): Create indirect edges instead of
1016 creating notes. New parameter node.
1017 (ipa_analyze_call_uses): New parameter node, pass it on to
1018 ipa_note_param_call.
1019 (ipa_analyze_stmt_uses): Likewise.
1020 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1021 (print_edge_addition_message): Work on edges rather than on notes.
1022 (update_call_notes_after_inlining): Likewise, renamed to
1023 update_indirect_edges_after_inlining.
1024 (ipa_create_all_structures_for_iinln): New function.
1025 (ipa_free_node_params_substructures): Do not free notes.
1026 (ipa_edge_duplication_hook): Propagate bits within
1027 iinlining_processed_edges bitmap.
1028 (ipa_node_duplication_hook): Do not duplicate notes.
1029 (free_all_ipa_structures_after_ipa_cp): Renamed to
1030 ipa_free_all_structures_after_ipa_cp.
1031 (free_all_ipa_structures_after_iinln): Renamed to
1032 ipa_free_all_structures_after_iinln.g
1033 (ipa_write_param_call_note): Removed.
1034 (ipa_read_param_call_note): Removed.
1035 (ipa_write_indirect_edge_info): New function.
1036 (ipa_read_indirect_edge_info): Likewise.
1037 (ipa_write_node_info): Do not stream notes, do stream information
1039 (ipa_read_node_info): Likewise.
1040 (lto_ipa_fixup_call_notes): Removed.
1041 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1042 * ipa-inline.c (pass_ipa_inline): Likewise.
1043 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1044 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1045 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1047 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1049 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1050 (output_cgraph): Stream also indirect edges.
1051 (lto_output_edge): Added capability to stream indirect edges.
1052 (input_edge): Likewise.
1053 (input_cgraph_1): Likewise.
1054 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1057 2010-04-28 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/43879
1060 PR tree-optimization/43909
1061 * tree-ssa-structalias.c (struct variable_info): Add
1062 only_restrict_pointers flag.
1063 (new_var_info): Initialize it. Increment stats.total_vars here.
1064 (create_function_info_for): Do not increment stats.total_vars
1066 (get_function_part_constraint): Fix build with C++.
1067 (insert_into_field_list): Remove.
1068 (push_fields_onto_fieldstack): Properly merge fields.
1069 (create_variable_info_for): Split and simplify.
1070 (create_variable_info_for_1): New piece.
1071 (intra_create_variable_infos): Properly make restrict constraints
1074 2010-04-28 Richard Guenther <rguenther@suse.de>
1077 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1079 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1080 Jan Hubicka <hubicka@ucw.cz>
1082 * doc/invoke.texi (-Wsuggest-attribute=const,
1083 -Wsuggest-attribute=pure): Document.
1084 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1085 (function_always_visible_to_compiler_p,
1086 suggest_attribute, warn_function_pure, warn_function_const):
1088 (check_call): Improve debug info.
1089 (analyze_function): Do not check availability.
1090 (add_new_function): Check availability.
1091 (propagate): Output warnings.
1092 (skip_function_for_local_pure_const): New function.
1093 (local_pure_const): Use it; output warnings.
1094 * common.opt (Wsuggest-attribute=const,
1095 Wsuggest-attribute=pure): New.
1097 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1099 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1100 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1101 or DW_CFA_def_cfa_offset{,_sf}.
1103 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1105 * tree.h: Fix truncated long macros.
1107 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1109 * collect2.c (TARGET_64BIT): Redefine to target's default.
1110 * tlink.c: Likewise.
1111 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1112 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1113 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1114 for underscoring __USER_LABEL_PREFIX__.
1115 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1116 (SUB_LINK_ENTRY32): New.
1117 (SUB_LINK_ENTRY64): New.
1118 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1119 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1120 (SUB_LINK_ENTRY64): New.
1121 (SUB_LINK_ENTRY): New.
1122 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1123 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1124 x64 target is choosen.
1125 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1126 * configure: Regenerated.
1127 * configure.ac (leading-mingw64-underscores): Option added.
1129 2010-04-27 Jan Hubicka <jh@suse.cz>
1131 * doc/invoke.texi (-fipa-profile): Document.
1132 * opts.c (decode_options): Enable ipa-profile at -O1.
1133 * timevar.def (TV_IPA_PROFILE): Define.
1134 * common.opt (fipa-profile): Add.
1135 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1137 (cgraph_propagate_frequency): Handle only local ones.
1138 * tree-pass.h (pass_ipa_profile): Declare.
1139 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1140 (pass_ipa_profile): Use TV_IPA_PROFILE.
1141 * ipa.c (ipa_profile): New function.
1142 (gate_ipa_profile): Likewise.
1143 (pass_ipa_profile): New global variable.
1144 * passes.c (pass_ipa_profile): New.
1146 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1148 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1150 2010-04-27 Martin Jambor <mjambor@suse.cz>
1153 * ipa.c (dissolve_same_comdat_group_list): New function.
1154 (function_and_variable_visibility): Call
1155 dissolve_same_comdat_group_list when comdat group contains external or
1157 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1158 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1160 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1162 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1163 (const_hash_1) <VECTOR_CST>: New case.
1164 (compare_constant) <VECTOR_CST>: Likewise.
1165 <ADDR_EXPR>: Deal with LABEL_REFs.
1166 (copy_constant) <VECTOR_CST>: New case.
1168 2010-04-27 Jan Hubicka <jh@suse.cz>
1170 * cgraph.c (cgraph_propagate_frequency): New function.
1171 * cgraph.h (cgraph_propagate_frequency): Declare.
1172 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1173 cgraph_propagate_frequency.
1175 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1177 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1179 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1182 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1183 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1184 here to determine which regs to push and how much stack to reserve.
1186 2010-04-27 Jie Zhang <jie@codesourcery.com>
1188 * doc/gimple.texi (gimple_statement_with_ops): Remove
1189 addresses_taken field.
1190 (gimple_statement_with_memory_ops): Likewise.
1192 2010-04-27 Jan Hubicka <jh@suse.cz>
1194 * tree-inline.c (eni_inlining_weights): Remove.
1195 (estimate_num_insns): Special case more builtins.
1197 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1200 * c-typeck.c (build_binary_op): Move forward check for comparison
1201 pointer with null pointer constant and adjust the diagnostic message.
1203 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1206 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1207 binutils supports extended .section directive needed by LTO, or
1208 warn if older binutils found.
1209 (LTO_BINARY_READER): New AC_SUBST'd variable.
1210 (LTO_USE_LIBELF): Likewise.
1211 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1213 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1214 (LTO_USE_LIBELF): Likewise.
1215 * configure: Regenerate.
1217 * collect2.c (is_elf): Rename from this ...
1218 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1219 object files in addition to ELF-formatted ones.
1220 (scan_prog_file): Caller updated. Also allow for LTO info marker
1221 symbol to be prefixed or not by an extra underscore.
1223 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1224 * config/i386/winnt.c: Also #include lto-streamer.h
1225 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1227 (i386_pe_asm_output_aligned_decl_common): Add comment.
1228 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1230 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1233 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1234 Add missing earlyclobber for second alternative.
1236 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1238 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1239 bits for artificial defs at the top of the block.
1240 * fwprop.c (single_def_use_enter_block): Don't call it.
1242 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1245 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1246 instead of "$gcc_cv_objdump -T".
1247 Use "-undefined dynamic_lookup" on darwin.
1248 * gcc/configure: Regenerate.
1250 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1253 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1255 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1257 * c-parser.c (struct c_token): Move location field up.
1258 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1259 (struct c_declspecs): Convert typespec_word, storage_class, and
1260 default_int_p into bitfields.
1261 (struct c_declarator): Move loc field up.
1263 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1265 * cfgloop.h (struct loop): Move can_be_parallel field up.
1266 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1267 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1269 (struct iv_cand): Convert pos field into a bitfield.
1270 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1272 (struct _stmt_vec_info): Shuffle fields for better packing.
1274 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1276 * varasm.c (IN_NAMED_SECTION): Remove guard.
1277 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1278 (IN_NAMED_SECTION_P): ...this.
1279 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1280 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1282 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1284 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1285 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1286 of shadowing it. Fix comments.
1288 2010-04-26 Jan Hubicka <jh@suse.cz>
1290 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1291 (cgraph_clone_node): Copy function frequency.
1292 * cgraph.h (node_frequency): New enum
1293 (struct cgraph_node): Add.
1294 * final.c (rest_of_clean_state): Update.
1295 * lto-cgraph.c (lto_output_node): Output node frequency.
1296 (input_overwrite_node): Input node frequency.
1297 * tre-ssa-loop-ivopts (computation_cost): Update.
1298 * lto-streamer-out.c (output_function): Do not output function
1300 * predict.c (maybe_hot_frequency_p): Update and handle functions
1302 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1304 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1305 (compute_function_frequency): Set noreturn functions to be executed
1307 (choose_function_section): Update.
1308 * lto-streamer-in.c (input_function): Do not input function frequency.
1309 * function.c (allocate_struct_function): Do not initialize function
1311 * function.h (function_frequency): Remove.
1312 (struct function): Remove function frequency.
1313 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1314 (try_update): Update.
1315 * tree-inline.c (initialize_cfun): Do not update function frequency.
1316 * passes.c (pass_init_dump_file): Update.
1317 * i386.c (ix86_compute_frame_layout): Update.
1318 (ix86_pad_returns): Update.
1320 2010-04-26 Jie Zhang <jie@codesourcery.com>
1322 PR tree-optimization/43833
1323 * tree-vrp.c (range_int_cst_p): New.
1324 (range_int_cst_singleton_p): New.
1325 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1326 when both operands are constants. Use range_int_cst_p in
1329 2010-04-26 Jan Hubicka <jh@suse.cz>
1331 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1333 2010-04-26 Richard Guenther <rguenther@suse.de>
1336 * gimple.c (gimple_decl_printable_name): Deal gracefully
1337 with a NULL DECL_NAME.
1339 2010-04-26 Richard Guenther <rguenther@suse.de>
1342 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1343 if emitting debug information and it is either a function
1344 or a namespace decl.
1346 2010-04-26 Ira Rosen <irar@il.ibm.com>
1348 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1349 determine if the statement is vectorizable, and a macro to access it.
1350 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1351 Skip statements that can't be vectorized. If the analysis fails,
1352 mark the statement as unvectorizable if vectorizing basic block.
1353 (vect_compute_data_refs_alignment): Likewise.
1354 (vect_verify_datarefs_alignment): Skip statements marked as
1355 unvectorizable. Add print.
1356 (vect_analyze_group_access): Skip statements that can't be
1357 vectorized. If the analysis fails, mark the statement as
1358 unvectorizable if vectorizing basic block.
1359 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1360 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1361 generated stmts for SLP.
1362 (new_stmt_vec_info): Initialize the new field.
1363 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1364 statements marked as unvectorizable.
1366 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1368 * c-common.c (flag_isoc1x): New.
1369 (flag_isoc99): Update comment.
1370 * c-common.h (flag_isoc1x): New.
1371 (flag_isoc99): Update comment.
1372 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1373 __<type>_DECIMAL_DIG__.
1374 * c-opts.c (set_std_c1x): New.
1375 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1376 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1377 * c.opt (-std=c1x, -std=gnu1x): New options.
1378 * doc/cpp.texi: Mention -std=c1x.
1379 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1380 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1381 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1382 * doc/standards.texi: Mention C1X.
1383 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1384 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1385 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1388 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1391 placeholder from 0x%x to %#x.
1392 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1393 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1394 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1395 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1396 * config/i386/i386.c (ix86_target_string): Ditto.
1397 (output_pic_addr_const): Ditto.
1398 (print_operand): Ditto.
1400 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1402 * combine.c (find_split_point): Add third argument. Use it
1403 to find nested multiply-accumulate instructions. Adjust calls.
1404 (try_combine): Adjust call to find_split_point.
1406 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1408 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1410 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1412 PR tree-optimization/41442
1413 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1414 (fold_binary_loc): Call it.
1416 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1418 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1419 * opts.c (common_handle_option): Allow disabling it.
1420 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1422 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1424 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1425 between modes if both types are integral.
1427 2010-04-23 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/43572
1430 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1432 2010-04-23 Richard Guenther <rguenther@suse.de>
1435 * tree-inline.c (tree_can_inline_p): Also check compatibility
1438 2010-04-23 Martin Jambor <mjambor@suse.cz>
1440 PR tree-optimization/43846
1441 * tree-sra.c (struct access): New flag grp_assignment_read.
1442 (build_accesses_from_assign): Set grp_assignment_read.
1443 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1444 (enum mark_read_status): New type.
1445 (analyze_access_subtree): Propagate grp_assignment_read, create
1446 accesses also if both direct_read and root->grp_assignment_read.
1448 2010-04-23 Martin Jambor <mjambor@suse.cz>
1451 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1452 function does not have type attributes.
1454 2010-04-23 Richard Guenther <rguenther@suse.de>
1457 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1460 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1462 * sese.h (create_if_region_on_edge): Remove.
1464 * sese.c (create_if_region_on_edge): Make static.
1466 * tree-inline.c: Do not include ggc.h.
1468 * expr.c: Do not include ggc.h.
1470 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1473 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1476 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1477 in the middle of insns for casesi_worker_2.
1479 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1481 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1483 2010-04-22 Ira Rosen <irar@il.ibm.com>
1485 PR tree-optimization/43842
1486 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1487 loop unrolling in update of exit phis. Fix comment.
1488 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1489 least two reduction statements in the loop before starting SLP
1492 2010-04-22 Nick Clifton <nickc@redhat.com>
1494 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1496 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1498 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1501 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1503 * tree-parloops.c (loop_parallel_p): New argument
1504 parloop_obstack. Pass it down.
1505 (parallelize_loops): New variable parloop_obstack. Initialize it,
1506 pass it down, free it.
1508 * tree-loop-linear.c (linear_transform_loops): Pass down
1511 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1512 of type struct obstack *.
1514 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1515 scratch_obstack. Initialize it, pass down, free it.
1517 * lambda.h (lambda_loop_new): Remove.
1518 (lambda_matrix_new, lambda_matrix_inverse)
1519 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1520 argument of type struct obstack *.
1522 * lambda-trans.c (lambda_trans_matrix_new): New argument
1523 lambda_obstack. Pass it down, use obstack allocation for ret.
1524 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1527 * lambda-mat.c (lambda_matrix_get_column)
1528 (lambda_matrix_project_to_null): Remove.
1529 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1531 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1534 * lambda-code.c (lambda_loop_new): New function.
1535 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1536 (lambda_compute_auxillary_space, lambda_compute_target_space)
1537 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1538 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1539 (build_access_matrix): New argument lambda_obstack. Use obstack
1541 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1542 argument lambda_obstack. Pass it down.
1544 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1546 * optabs.h (expand_widening_mult): Declare.
1548 2010-04-22 Richard Guenther <rguenther@suse.de>
1550 PR tree-optimization/43845
1551 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1552 lookup the CALL_EXPR function and arguments.
1554 2010-04-22 Nick Clifton <nickc@redhat.com>
1556 * config/stormy16/stormy16.c
1557 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1558 * config/stormy16/stormy16.h: Tidy up formatting.
1559 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1560 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1561 (ineqbranchsi): Delete pattern.
1562 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1563 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1564 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1565 stormy16-lib2-ucmpsi2.c.
1567 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1569 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1570 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1571 extra set merge_set_noclobber, and use it to relax the final test
1573 * df.h (df_simulate_find_noclobber_defs): Declare.
1574 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1576 (df_simulate_find_noclobber_defs): New function.
1578 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md: Use {} around multi-line preparation statements.
1582 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1584 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1585 (process_init_element): New argument of type struct obstack *.
1587 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1588 (set_init_index, set_init_label, set_nonincremental_init)
1589 (set_nonincremental_init_from_string, find_init_member)
1590 (output_init_element, output_pending_init_elements)
1591 (process_init_element): New argument braced_init_obstack. Pass it
1593 (push_range_stack, add_pending_init): New argument
1594 braced_init_obstack. Use obstack allocation.
1596 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1597 braced_init_obstack. Pass it down.
1598 (c_parser_braced_init): New variables ret, braced_init_obstack.
1599 Initialize obstack, pass it down and finally free it.
1601 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1604 * tree-pass.h (pass_optimize_widening_mul): Declare.
1605 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1606 gate_optimize_widening_mul): New static functions.
1607 (pass_optimize_widening_mul): New.
1608 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1609 <case MULT_EXPR>: Remove support for widening multiplies.
1610 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1611 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1612 simplify_gen_unary rather than directly building extensions.
1613 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1615 * expmed.c (expand_widening_mult): New function.
1616 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1618 2010-04-21 Jan Hubicka <jh@suse.cz>
1620 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1621 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1622 * lto-wpa-fixup.c: Remove.
1623 * Makefile.in (lto-wpa-fixup.o): Remove.
1624 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1625 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1626 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1628 2010-04-21 Jan Hubicka <jh@suse.cz>
1630 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1631 add write_optimization_summary, read_optimization_summary.
1632 (ipa_write_summaries_of_cgraph_node_set): Remove.
1633 (ipa_write_optimization_summaries): Declare.
1634 (ipa_read_optimization_summaries): Declare.
1635 * ipa-cp.c (pass_ipa_cp): Update.
1636 * ipa-reference.c (pass_ipa_reference): Update.
1637 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1638 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1640 * ipa-inline.c (pass_ipa_inline): Update.
1641 * ipa.c (pass_ipa_whole_program): Update.
1642 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1643 * passes.c (ipa_write_summaries_1): Do not test wpa.
1644 (ipa_write_optimization_summaries_1): New.
1645 (ipa_write_optimization_summaries): New.
1646 (ipa_read_summaries): Do not test ltrans.
1647 (ipa_read_optimization_summaries_1): New.
1648 (ipa_read_optimization_summaries): New.
1650 2010-04-21 Jan Hubicka <jh@suse.cz>
1652 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1654 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1656 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1659 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1660 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1662 2010-04-21 Jan Hubicka <jh@suse.cz>
1664 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1666 2010-04-21 Jan Hubicka <jh@suse.cz>
1668 * varpool.c (decide_is_variable_needed): Variable is always needed
1671 2010-04-21 Jan Hubicka <jh@suse.cz>
1673 * opts.c (decode_options): Enable pure-const pass for whopr.
1675 2010-04-21 Jan Hubicka <jh@suse.cz>
1677 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1678 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1680 (cgraph_decide_inlining): Do not expect callee to be removed in all
1683 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1685 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1687 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1690 amdfam10_decode attributes.
1692 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1695 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1696 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1697 (lower_copyprivate_clauses): Use private var in outer
1698 context instead of original var. Make sure the types
1699 are correct for VLAs.
1701 2010-04-21 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1704 to non-pointer objects.
1706 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1708 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1709 last chain entry if it starts with the still current label.
1710 (add_location_or_const_value_attribute): Check that
1711 loc_list->first->next is NULL instead of comparing ->first with ->last.
1712 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1713 to add_var_loc_to_decl.
1715 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1716 >= 4 add also address size and segment size fields into CIE header.
1718 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1719 long as address size is the same as sizeof (void *) and
1721 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1722 address size or segment size is unexpected, return DW_EH_PE_omit.
1723 (classify_object_over_fdes): If get_cie_encoding returned
1724 DW_EH_PE_omit, return -1.
1725 (init_object): If classify_object_over_fdes returned -1,
1726 pretend there were no FDEs at all.
1728 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1730 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1731 bswap{si,di}2 using SWI48 mode iterator.
1732 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1733 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1734 set modrm attribute of bswap insn to 0 and remove length attribute.
1735 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1736 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1737 set mode attribute to <MODE> and remove length attribute.
1739 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1741 PR rtl-optimization/43520
1742 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1743 zero available registers.
1745 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1747 * builtins.c (fold_builtin_cproj): Fold more cases.
1749 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1751 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1752 (fold_builtin_1): Fold builtin cproj.
1753 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1754 Use ATTR_CONST_NOTHROW_LIST.
1756 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1759 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1760 ffsi2_no_cmove for !TARGET_CMOVE.
1761 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1762 (ffssi2): Remove expander.
1763 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1765 (ctz<mode>2): Ditto from ctz{si,di}2.
1766 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1768 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1771 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1773 * dwarf2out.c (AT_linkage_name): Define.
1774 (clone_as_declaration): Handle DW_AT_linkage_name.
1775 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1776 of DW_AT_MIPS_linkage_name.
1777 (move_linkage_attr): Likewise.
1778 (dwarf2out_finish): Likewise.
1780 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1783 * fold-const.c (fold_comparison): New folding rule.
1785 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1787 * double-int.h (double_int_setbit): Declare.
1788 * double-int.c (double_int_setbit): New function.
1789 * rtl.h (immed_double_int_const): Declare.
1790 * emit-rtl.c (immed_double_int_const): New function.
1791 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1792 and immed_double_int_const functions.
1793 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1794 expand_copysign_bit): (Ditto.).
1795 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1796 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1797 * dojump.c (prefer_and_bit_test): (Ditto.).
1798 * expr.c (convert_modes, reduce_to_bit_field_precision,
1799 const_vector_from_tree): (Ditto.).
1800 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1802 2010-04-20 Jan Hubicka <jh@suse.cz>
1804 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1805 (dump_cgraph_node): Dump new flags.
1806 * cgraph.h (struct cgraph_node): Add flags
1807 reachable_from_other_partition and in_other_partition.
1808 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1809 other partition can not be removed.
1810 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1811 the other partition must be output; silence sanity checking on
1812 leaking functions bodies from other paritition.
1813 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1814 (lto_output_node): Output new flags; do not sanity check that inline
1815 clones are output; drop lto_forced_extern_inline_p code; do not mock
1816 visibility flags at partition boundaries.
1817 (add_node_to): New function.
1818 (output_cgraph): Use it to sort functions so masters appear before
1820 (input_overwrite_node): Input new flags.
1821 * passes.c (ipa_write_summaries): Do not call
1822 lto_new_extern_inline_states.
1823 * lto-section-out.c (forced_extern_inline,
1824 lto_new_extern_inline_states lto_delete_extern_inline_states,
1825 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1826 * lto-streamer.h (lto_new_extern_inline_states,
1827 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1828 lto_forced_extern_inline_p): Kill.
1830 2010-04-20 Richard Guenther <rguenther@suse.de>
1832 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1833 from vars that can have pointers.
1834 (process_constraint): Dump useless constraints.
1836 2010-04-20 Richard Guenther <rguenther@suse.de>
1838 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1839 (dump_sa_points_to_info): Remove asserts.
1840 (init_base_vars): nothing_id isn't an escape point nor does it
1843 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1845 * tree.h (TYPE_REF_IS_RVALUE): Define.
1846 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1847 should_move_die_to_comdat, prune_unused_types_walk): Handle
1848 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1849 (modified_type_die, gen_reference_type_die): Emit
1850 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1851 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1853 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1856 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1857 calls for -fpic -m31 if they have been sibcall optimized.
1859 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1861 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1862 ar.lc fixed and call-used.
1864 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1866 2010-04-19 Jan Hubicka <jh@suse.cz>
1868 * opts.c (decode_options): Disable whpr incompatible passes.
1869 * lto/lto.c (lto_1_to_1_map): Skip clones.
1870 (read_cgraph_and_symbols): Do not mark everything as needed.
1871 (do_whole_program_analysis): Do map only after optimizing;
1872 set proper cgraph_state; use passmanager.
1874 2010-04-19 DJ Delorie <dj@redhat.com>
1876 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1877 POINTER_PLUS_EXPR and fix them.
1879 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1881 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1882 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1883 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1884 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1885 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1886 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1887 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1888 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1889 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1890 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1891 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1893 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1895 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1896 (check_cond_move_block): Likewise.
1897 (cond_move_process_if_block): Likewise.
1898 (noce_find_if_block): Improve formatting.
1899 (find_if_header): Pass 0 to memset and tweak conditions.
1900 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1902 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1904 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1908 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1909 with non-local decl doesn't need chain.
1911 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1913 * ira-color.c (allocno_reload_assign): Avoid accumulating
1914 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1916 2010-04-19 Martin Jambor <mjambor@suse.cz>
1918 * gimple.h (create_tmp_reg): Declare.
1919 * gimplify.c (create_tmp_reg): New function.
1920 (gimplify_return_expr): Use create_tmp_reg.
1921 (gimplify_omp_atomic): Likewise.
1922 (gimple_regimplify_operands): Likewise.
1923 * tree-dfa.c (make_rename_temp): Likewise.
1924 * tree-predcom.c (predcom_tmp_var): Likewise.
1925 (reassociate_to_the_same_stmt): Likewise.
1926 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1927 (get_replaced_param_substitute): Likewise.
1928 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1929 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1930 * tree-ssa-pre.c (get_representative_for): Likewise.
1931 (create_expression_by_pieces): Likewise.
1932 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1933 (create_tailcall_accumulator): Likewise.
1935 2010-04-19 Martin Jambor <mjambor@suse.cz>
1937 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1939 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1941 2010-04-19 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/43796
1944 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1945 from SCEV in the lattice.
1946 (vrp_visit_phi_node): Dump change.
1948 2010-04-19 Richard Guenther <rguenther@suse.de>
1950 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1951 * configure: Re-generated.
1953 2010-04-19 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/43783
1956 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1957 constant ARRAY_REF operands two and three if possible.
1959 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1964 2010-04-19 Jie Zhang <jie@codesourcery.com>
1967 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1969 2010-04-19 Ira Rosen <irar@il.ibm.com>
1971 PR tree-optimization/37027
1972 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1973 and macro to access it.
1974 (vectorizable_reduction): Add argument.
1975 (vect_get_slp_defs): Likewise.
1976 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1977 statements for possible use in SLP.
1978 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1979 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1980 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1982 (vectorizable_reduction): Likewise.
1983 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1985 (vectorizable_type_demotion, vectorizable_type_promotion,
1986 vectorizable_store): Likewise.
1987 (vect_analyze_stmt): Update call to vectorizable_reduction.
1988 (vect_transform_stmt): Likewise.
1989 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1990 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1991 from different interleaving chains in same node.
1992 (vect_slp_rearrange_stmts): New function.
1993 (vect_supported_load_permutation_p): Allow load permutations for
1994 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1995 inside SLP nodes if necessary.
1996 (vect_analyze_slp_instance): Handle reductions.
1997 (vect_analyze_slp): Try to build SLP instances originating from groups
1999 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2000 (vect_get_constant_vectors): Create initial vectors for reductions
2001 according to reduction code. Add new argument.
2002 (vect_get_slp_defs): Add new argument, pass it to
2003 vect_get_constant_vectors.
2004 (vect_schedule_slp_instance): Remove SLP tree root statements.
2006 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2008 * tree.h (ENUM_IS_SCOPED): Define.
2009 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2010 for ENUM_IS_SCOPED enums.
2012 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2014 * fold-const.c (fold_comparison): Use ssizetype.
2015 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2016 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2017 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2018 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2020 * tree.h (initialize_sizetypes): Remove parameter.
2021 (build_common_tree_nodes): Remove second parameter.
2022 * stor-layout.c (initialize_sizetypes): Remove parameter.
2023 Always create an unsigned type.
2024 (set_sizetype): Assert that the passed type is unsigned and simplify.
2025 * tree.c (build_common_tree_nodes): Remove second parameter.
2026 Adjust call to initialize_sizetypes.
2027 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2028 build_common_tree_nodes.
2030 2010-04-18 Matthias Klose <doko@ubuntu.com>
2032 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2034 2010-04-18 Ira Rosen <irar@il.ibm.com>
2036 PR tree-optimization/43771
2037 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2038 load permutation doesn't have gaps.
2040 2010-04-18 Jan Hubicka <jh@suse.cz>
2042 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2043 (sse_prologue_save_insn expander): Use new pattern.
2044 (sse_prologue_save_insn1): New pattern and splitter.
2045 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2047 * i386.c (setup_incoming_varargs_64): Do not compute jump
2049 (ix86_gimplify_va_arg): Update alignment needed.
2050 (ix86_local_alignment): Do not align all local arrays to 128bit.
2052 2010-04-17 Jan Hubicka <jh@suse.cz>
2054 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2056 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2058 * arm.md (negdi2): Remove redundant code to force values into a
2061 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2063 * arm/bpabi.S: Add EABI alignment attributes to objects.
2064 * arm/bpabi-v6m.S: Likewise.
2065 * arm/crti.asm: Likewise.
2066 * arm/crtn.asm: Likewise.
2067 * arm/lib1funcs.asm: Likewise.
2068 * arm/libunwind.S: Likewise.
2070 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2072 * arm-protos.h (tune_params): New structure.
2073 * arm.c (current_tune): New variable.
2074 (arm_constant_limit): Delete.
2075 (struct processors): Add pointer to the tune parameters.
2076 (arm_slowmul_tune): New tuning option.
2077 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2078 (all_cores): Adjust to pick up the tuning model.
2079 (arm_constant_limit): New function.
2080 (arm_override_options): Select the appropriate tuning model. Delete
2081 initialization of arm_const_limit.
2082 (arm_split_constant): Use the new constant-limit model.
2083 (arm_rtx_costs): Pick up the current tuning model.
2084 * arm.md (is_strongarm, is_xscale): Delete.
2085 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2086 for Xscale variant architectures.
2087 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2089 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2091 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2093 (arm_rtx_costs_1): Remove unused variable extra_cost.
2094 (arm_unwind_emit_set): Use variable offset.
2095 (thumb1_output_casesi): Remove unused variable flags.
2097 2010-04-16 Jeff Law <law@redhat.com>
2099 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2100 needing assignment rather than doing a two-phase assignment. Remove
2101 unused variable 'm'.
2103 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2106 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2108 2010-04-16 Doug Kwan <dougkwan@google.com>
2110 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2111 (next_operand_entry_id): New static variable.
2112 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2113 (add_to_ops_vec): Assigned unique ID to operand entry.
2114 (struct oecount_s): New field ID.
2115 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2116 (undistribute_ops_list): Assign unique IDs to oecounts.
2117 (init_reassoc): reset next_operand_entry_id.
2119 2010-04-16 Doug Kwan <dougkwan@google.com>
2121 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2122 missing left parenthesis.
2124 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2127 *btdi_rex64 using SWI48 mode iterator.
2128 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2129 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2130 *jcc_btdi_mask_rex64.
2132 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2134 * double-int.h (tree_to_double_int): Convert to macro.
2135 * double-int.c (tree_to_double_int): Remove.
2137 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2140 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2141 with want_address 2 and in case a single element list might be
2142 possible, call it again with want_address 0.
2144 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2146 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2147 case 'W' print operands for HI mode.
2148 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2149 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2150 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2151 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2153 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2155 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2156 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2157 #xx:3 and #xx:4 mode.
2159 * config/h8300/h8300.md (inverted load with HImode dest): Add
2160 support for H8300SX.
2162 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2163 satisfy 'U' constraint.
2165 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2167 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2168 * configure: Regenerate.
2169 * config.in: Regenerate.
2170 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2173 2010-04-16 Richard Guenther <rguenther@suse.de>
2175 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2176 (struct tree_decl_common): ... here.
2177 (DECL_PT_UID): Adjust.
2178 (SET_DECL_PT_UID): Likewise.
2179 (DECL_PT_UID_SET_P): Likewise.
2181 2010-04-16 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/43572
2184 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2185 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2186 * tree-flow.h (is_call_clobbered): Remove.
2187 * tree-flow-inline.h (is_call_clobbered): Likewise.
2188 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2189 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2190 (execute_return_slot_opt): Adjust.
2191 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2192 check for call clobbered vars here.
2193 (find_tail_calls): Move tailcall verification to the
2196 2010-04-16 Diego Novillo <dnovillo@google.com>
2198 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2200 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2203 * config/arm/arm.md (cbranchqi4): New pattern.
2204 * config/arm/predicates.md (const0_operand,
2205 cbranchqi4_comparison_operator): New predicates.
2207 2010-04-16 Richard Guenther <rguenther@suse.de>
2209 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2210 (dump_gimple_stmt): Likewise.
2212 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2214 * recog.h (struct recog_data): New field is_operator.
2215 (struct insn_operand_data): New field is_operator.
2216 * recog.c (extract_insn): Set recog_data.is_operator.
2217 * genoutput.c (output_operand_data): Emit code to set the
2219 * reload.c (find_reloads): Use it rather than testing for an
2220 empty constraint string.
2223 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2224 If the previous insn is a cbranchsi4_insn with the same arguments,
2225 omit the compare instruction.
2227 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2228 register, inputs must be low registers and we need a low register
2229 scratch. Handle alternative 2 like alternative 3.
2231 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2233 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2234 don't call get_addr on both. If one expression is a VALUE and
2235 the other a REG, check VALUE's locs if the REG isn't among them.
2237 2010-04-16 Christian Bruel <christian.bruel@st.com>
2239 * config/sh/sh.h (sh_frame_pointer_required): New function.
2240 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2241 (flag_omit_frame_pointer) Set.
2242 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2243 (rounded_frame_size): Adjust size with outgoing_args_size.
2244 (sh_set_return_address): Must return from stack pointer.
2245 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2246 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2247 (ACCUMULATE_OUTGOING_ARGS): Define.
2248 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2249 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2251 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2254 * config/sh/sh.c (sh_legitimize_reload_address): Use
2255 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2256 Remove a unneeded check for offset_base.
2258 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2260 * configure: Regenerated.
2262 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2264 * config/s390/s390.c (s390_call_save_register_used): Switch back
2265 to HARD_REGNO_NREGS.
2267 2010-04-15 Richard Guenther <rguenther@suse.de>
2269 * alias.c (alias_set_subset_of): Handle alias-set zero
2272 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2273 Julian Brown <julian@codesourcery.com>
2275 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2276 alternatives according to use of high and low regs.
2277 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2278 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2279 optimizing for size on Thumb-2.
2281 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2283 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2285 2010-04-15 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-structalias.c (struct variable_info): Add
2289 (new_var_info): Initialize it.
2290 (dump_constraints): Support printing last added constraints.
2291 (debug_constraints): Adjust.
2292 (dump_constraint_graph): Likewise.
2293 (make_heapvar_for): Check for NULL cfun.
2294 (get_function_part_constraint): New function.
2295 (get_fi_for_callee): Likewise.
2296 (find_func_aliases): Properly implement IPA PTA constraints.
2297 (process_ipa_clobber): New function.
2298 (find_func_clobbers): Likewise.
2299 (insert_into_field_list_sorted): Remove.
2300 (create_function_info_for): Properly allocate vars for IPA mode.
2301 Do not use insert_into_field_list_sorted.
2302 (create_variable_info_for): Properly generate constraints for
2303 global vars in IPA mode.
2304 (dump_solution_for_var): Always dump the solution.
2305 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2306 (find_what_var_points_to): Adjust.
2307 (pt_solution_set): Change.
2308 (pt_solution_ior_into): New function.
2309 (pt_solution_empty_p): Export.
2310 (pt_solution_includes_global): Adjust.
2311 (pt_solution_includes_1): Likewise.
2312 (pt_solutions_intersect_1): Likewise.
2313 (dump_sa_points_to_info): Check some invariants.
2314 (solve_constraints): Move constraint dumping ...
2315 (compute_points_to_sets): ... here.
2316 (ipa_pta_execute): ... and here.
2317 (compute_may_aliases): Do not re-compute points-to info
2318 locally if IPA info is available.
2319 (ipa_escaped_pt): New global var.
2320 (ipa_pta_execute): Properly implement IPA PTA.
2321 * tree-into-ssa.c (dump_decl_set): Support dumping
2322 decls not in referenced-vars.
2323 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2324 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2325 (dump_points_to_solution): Likewise.
2326 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2327 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2328 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2329 (copy_decl_to_var): Copy DECL_PT_UID.
2330 (copy_result_decl_to_var): Likewise.
2331 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2332 (copy_node_stat): Copy it.
2333 * tree.h (DECL_PT_UID): New macro.
2334 (SET_DECL_PT_UID): Likewise.
2335 (DECL_PT_UID_SET_P): Likewise.
2336 (struct tree_decl_minimal): Add pt_uid member.
2337 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2338 (pt_solution_empty_p): Declare.
2339 (pt_solution_set): Adjust.
2340 (ipa_escaped_pt): Declare.
2341 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2342 * gimple-pretty-print.c (pp_points_to_solution): New function.
2343 (dump_gimple_call): Dump call clobber/use information.
2344 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2345 * tree-pass.h (TDF_ALIAS): New dump option.
2346 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2347 * doc/invoke.texi (-fipa-pta): Update documentation.
2349 2010-04-15 Richard Guenther <rguenther@suse.de>
2351 * Makefile.in (OBJS-common): Add gimple-fold.o.
2352 (gimple-fold.o): New rule.
2353 * tree.h (maybe_fold_offset_to_reference,
2354 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2356 * gimple.h: ... here.
2357 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2358 may_propagate_address_into_dereference): Move prototypes ...
2359 * gimple.h: ... here.
2360 * tree-ssa-ccp.c (get_symbol_constant_value,
2361 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2362 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2363 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2364 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2365 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2366 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2367 gimplify_and_update_call_from_tree): Move ...
2368 * gimple-fold.c: ... here. New file.
2369 (ccp_fold_builtin): Rename to ...
2370 (gimple_fold_builtin): ... this.
2371 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2373 2010-04-15 Richard Guenther <rguenther@suse.de>
2375 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2376 fit_double_type, force_fit_type_double, add_double_with_sign,
2377 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2378 lrotate_double, rrotate_double, div_and_round_double): Move ...
2379 * double-int.c: ... here.
2380 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2381 add_double, neg_double, mul_double_with_sign, mul_double,
2382 lshift_double, rshift_double, lrotate_double, rrotate_double,
2383 div_and_round_double): Move prototypes ...
2384 * double-int.h: ... here.
2386 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2389 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2390 matching constraints to ensure inputs match the output.
2392 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2395 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2396 in an input-only operand.
2398 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2400 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2401 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2402 (double_int_negative_p): Convert to static inline function.
2403 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2404 (double_int_negative_p): Remove.
2405 * tree.h (lshift_double, rshift_double):
2406 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2407 * fold-const.c (fold_convert_const_int_from_real,
2408 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2409 (lshift_double): Change type of arith argument to bool.
2410 (rshift_double): Change type of arith argument to bool. Correct
2412 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2414 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2417 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2418 at the start and end of the then/else blocks, and omit them from the
2420 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2421 argument; all callers changed. Pass zero to old_insns_match_p instead.
2422 (flow_find_head_matching_sequence): New function.
2423 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2424 * basic-block.h (flow_find_cross_jump,
2425 flow_find_head_matching_sequence): Declare functions.
2427 2010-04-14 Jason Merrill <jason@redhat.com>
2430 * c-common.c (attribute_takes_identifier_p): New fn.
2431 * c-common.h: Declare it.
2433 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2437 (*udivmod<mode>4): Ditto.
2439 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.md (maxmin_int): Rename code attribute from
2442 maxminiprefix and update all users.
2443 (maxmin_float): Ditto from maxminfprefix.
2444 (logic): Ditto from logicprefix.
2445 (absneg_mnemonic): Ditto from absnegprefix.
2446 * config/i386/mmx.md: Update all users of maxminiprefix,
2447 maxminfprefix and logicprefix for rename.
2448 * config/i386/sse.md: Ditto.
2449 * config/i386/sync.md (sync_<code><mode>): Update for
2452 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2455 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2456 warnings converted to errors.
2458 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2460 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2461 used insn_type variable.
2462 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2463 to avoid set-but-not-used warning.
2465 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2467 * df-core.c (df_ref_debug): Change format string placeholder
2469 * dwarf2asm.c (dw2_asm_output_data_raw,
2470 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2471 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2472 * dwarf2out.c (output_cfi, output_cfi_directive,
2473 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2474 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2476 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2477 * print-rtl.c (print_rtx): Ditto.
2479 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2482 * builtins.c (expand_builtin_pow_root): New function to expand pow
2483 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2484 series of sqrt and cbrt calls under -ffast-math.
2485 (expand_builtin_pow): Call it.
2487 2010-04-14 Michael Matz <matz@suse.de>
2489 PR tree-optimization/42963
2490 * tree-cfg.c (touched_switch_bbs): New static variable.
2491 (group_case_labels_stmt): New function broken out from ...
2492 (group_case_labels): ... here, use the above.
2493 (start_recording_case_labels): Allocate touched_switch_bbs.
2494 (end_recording_case_labels): Deallocate it, call
2495 group_case_labels_stmt.
2496 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2498 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2503 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2507 2010-04-13 Jan Hubicka <jh@suse.cz>
2509 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2510 of optimized out static functions.
2511 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2512 cost computation. Also sanity check for overflows.
2513 (update_caller_keys): Update cgraph_edge_badness call; properly
2514 update fibheap and sanity check that it is up to date.
2515 (add_new_edges_to_heap): Update cgraph_edge_badness.
2516 (cgraph_decide_inlining_of_small_function): Likewise;
2517 add sanity checking that badness in heap is up to date;
2518 improve dumping of reason; Update badness of calls to the
2519 offline copy of function currently inlined; dump badness
2520 of functions not inlined because of unit growth limits.
2522 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2525 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2526 because of sign-extension change when converting to sizetype here...
2527 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2529 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2530 the folding to constants. Remove redundant final conversion.
2531 (fold_binary) <associate>: Do not associate if the re-association of
2532 constants alone overflows.
2533 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2534 to the end of the list.
2535 (multiple_of_p) <COND_EXPR>: New case.
2537 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2539 * opt-functions.awk (opt_sanitized_name): New.
2541 * optc-gen.awk: Use it
2542 * opth-gen.awk: Use it.
2544 2010-04-13 Martin Jambor <mjambor@suse.cz>
2546 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2547 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2548 children. Call replace_uses_with_default_def_ssa_name to handle
2551 2010-04-13 Michael Matz <matz@suse.de>
2554 * builtins.c (expand_builtin_interclass_mathfn): Also create
2555 a register if the predicate doesn't match.
2557 2010-04-13 Diego Novillo <dnovillo@google.com>
2559 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2560 * c-pch.c: Include timevar.h.
2561 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2562 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2563 * ggc-common.c: Include timevar.h.
2564 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2565 * timevar.def (TV_PCH_SAVE): Define.
2566 (TV_PCH_CPP_SAVE): Define.
2567 (TV_PCH_PTR_REALLOC): Define.
2568 (TV_PCH_PTR_SORT): Define.
2569 (TV_PCH_RESTORE): Define.
2570 (TV_PCH_CPP_RESTORE): Define.
2572 2010-04-13 Michael Matz <matz@suse.de>
2574 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2576 (can_reassociate_p): New function.
2577 (break_up_subtract_bb, reassociate_bb): Use it.
2579 2010-04-13 Richard Guenther <rguenther@suse.de>
2582 * builtins.c (c_readstr): Fix assert.
2584 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2587 when generating cltd insn.
2589 (*ashl<mode>3_1): Remove special handling for register operand 2.
2590 (*ashlsi3_1_zext): Ditto.
2591 (*ashlhi3_1): Ditto.
2592 (*ashlhi3_1_lea): Ditto.
2593 (*ashlqi3_1): Ditto.
2594 (*ashlqi3_1_lea): Ditto.
2595 (*<shiftrt_insn><mode>3_1): Ditto.
2596 (*<shiftrt_insn>si3_1_zext): Ditto.
2597 (*<shiftrt_insn>qi3_1_slp): Ditto.
2598 (*<rotate_insn><mode>3_1): Ditto.
2599 (*<rotate_insn>si3_1_zext): Ditto.
2600 (*<rotate_insn>qi3_1_slp): Ditto.
2602 2010-04-13 Richard Guenther <rguenther@suse.de>
2604 * tree-ssa-structalias.c (callused_id): Remove.
2605 (call_stmt_vars): New.
2606 (get_call_vi): Likewise.
2607 (lookup_call_use_vi): Likewise.
2608 (lookup_call_clobber_vi): Likewise.
2609 (get_call_use_vi): Likewise.
2610 (get_call_clobber_vi): Likewise.
2611 (make_transitive_closure_constraints): Likewise.
2612 (handle_const_call): Adjust to do per-call call-used handling.
2613 (handle_pure_call): Likewise.
2614 (find_what_var_points_to): Remove general callused handling.
2615 (init_base_vars): Likewise.
2616 (init_alias_vars): Initialize call_stmt_vars.
2617 (compute_points_to_sets): Process call-used and call-clobbered
2618 vars for call statements.
2619 (delete_points_to_sets): Free call_stmt_vars.
2621 2010-04-13 Richard Guenther <rguenther@suse.de>
2623 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2624 Only add RW dependence for dependence distance zero.
2625 Adjust maximal vectorization factor according to dependences.
2626 Move alignment handling ...
2627 (vect_find_same_alignment_drs): ... here. New function.
2628 (vect_analyze_data_ref_dependences): Adjust.
2629 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2630 (vect_analyze_data_refs): Adjust minimal vectorization factor
2631 according to data references.
2632 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2633 dependences before determining the vectorization factor.
2634 Analyze alignment after determining the vectorization factor.
2635 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2636 dependences before alignment.
2637 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2639 (vect_analyze_data_refs): Likewise.
2640 (MAX_VECTORIZATION_FACTOR): New define.
2642 2010-04-13 Duncan Sands <baldrick@free.fr>
2644 * except.h (lang_eh_type_covers): Remove.
2645 * except.c (lang_eh_type_covers): Likewise.
2647 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2648 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2650 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2651 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2652 UNITS_PER_LONG where it is ABI relevant.
2653 (s390_return_addr_rtx): Likewise.
2654 (s390_back_chain_rtx): Likewise.
2655 (s390_frame_area): Likewise.
2656 (s390_frame_info): Likewise.
2657 (s390_initial_elimination_offset): Likewise.
2658 (save_gprs): Likewise.
2659 (s390_emit_prologue): Likewise.
2660 (s390_emit_epilogue): Likewise.
2661 (s390_function_arg_advance): Likewise.
2662 (s390_function_arg): Likewise.
2663 (s390_va_start): Likewise.
2664 (s390_gimplify_va_arg): Likewise.
2665 (s390_function_profiler): Likewise.
2666 (s390_optimize_prologue): Likewise.
2667 (s390_rtx_costs): Likewise.
2668 (s390_secondary_reload): Likewise.
2669 (s390_promote_function_mode): Likewise.
2670 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2671 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2672 registers available.
2673 (s390_unwind_word_mode): New function.
2674 (s390_function_value): Split 64 bit values into register pair if
2675 used as return value.
2676 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2677 function call parameters. Handle parallels.
2678 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2679 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2680 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2681 (s390_expand_setmem): Remove unused variable src_addr.
2682 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2683 deal with 64 bit registers.
2684 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2685 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2686 (UNITS_PER_LONG): New macro.
2687 * libjava/include/s390-signal.h: Define extended ucontext
2688 structure containing the upper halfs of the 64 bit registers.
2690 2010-04-13 Simon Baldwin <simonb@google.com>
2692 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2694 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2696 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2697 rvalue on the RHS if the LHS is of a non-renamable type.
2698 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2700 2010-04-13 Matthias Klose <doko@ubuntu.com>
2702 * gcc.c (cc1_options): Handle -iplugindir before processing
2703 the cc1 spec. Only add -iplugindir once.
2704 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2706 * common.opt (iplugindir): Remove `Separate' property, initialize.
2707 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2709 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2710 (distclean): Remove plugin dir.
2711 * doc/invoke.texi: Document -iplugindir.
2713 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2715 * doc/plugins.texi (Loading Plugins): Document short
2716 -fplugin=foo option.
2717 (Plugin API): Mention default_plugin_dir_name function.
2719 * gcc.c (find_file_spec_function): Add new declaration.
2720 (static_spec_func): Use it for "find-file".
2721 (find_file_spec_function): Add new function.
2722 (cc1_options): Add -iplugindir option if -fplugin* options found.
2724 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2726 * plugin.c (add_new_plugin): Updated comment, and handle short
2728 (default_plugin_dir_name): Added new function.
2730 * common.opt (iplugindir): New option to set the plugin directory.
2732 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md (any_rotate): New code iterator.
2735 (rotate_insn): New code attribute.
2737 (SWIM124): New mode iterator.
2738 (<rotate_insn>ti3): New expander.
2739 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2740 any_rotate code iterator.
2741 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2742 using any_rotate code iterator and SWIM124 mode iterator.
2743 (ix86_rotlti3): New insn_and_split pattern.
2744 (ix86_rotrti3): Ditto.
2745 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2746 ix86_rotl{di,ti}3 patterns.
2747 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2748 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2749 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2750 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2751 code iterator and SWI mode iterator.
2752 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2753 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2755 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2756 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2757 (bswap rotatert splitter): Add splitter.
2758 (bswap splitter): Macroize splitter using any_rotate code iterator.
2759 Add insn predicate to split only for TARGET_USE_XCHGB or when
2760 optimizing function for size.
2762 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2764 * config/pa/pa.c (emit_move_sequence): Remove use of
2765 deleted variable flag_argument_noalias.
2767 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2769 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2771 Add to unsupported targets list.
2772 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2773 sparc*-sun-solaris2.[567]* from target lists.
2774 * configure: Regenerate.
2775 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2777 Remove Solaris 7 patch references.
2778 (Specific, sparc-sun-solaris2.7): Removed.
2779 (sparc-sun-solaris2*): Update Solaris 7 example.
2780 (sparc64-*-solaris2*): Likewise.
2782 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2784 * config.build (alpha*-dec-osf4*): Remove.
2785 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2786 of obsolete configurations.
2787 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2789 * config/alpha/t-osf4: Renamed to ...
2790 * config/alpha/t-osf5: ... this.
2791 * config/alpha/osf.h: Renamed to ...
2792 * config/alpha/osf5.h: ... this.
2793 Merged old osf5.h contents.
2795 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2796 (EXTRA_SPECS): Removed.
2797 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2798 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2801 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2803 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2805 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2808 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2809 __thiscall convention.
2811 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2813 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2815 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2817 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2819 * function.c (assign_parms_initialize_all): Add unused attribute
2822 2010-04-12 Richard Guenther <rguenther@suse.de>
2824 * gsstruct.def (GSS_CALL): New.
2825 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2826 * gimple.h: Include tree-ssa-alias.h.
2827 (struct gimple_statement_call): New.
2828 (union gimple_statement_struct_d): Add gimple_call member.
2829 (gimple_call_reset_alias_info): Declare.
2830 (gimple_call_use_set): New function.
2831 (gimple_call_clobber_set): Likewise.
2832 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2833 * gimple.c (gimple_call_reset_alias_info): New function.
2834 (gimple_build_call_1): Call it.
2835 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2836 * tree-inline.c (remap_gimple_stmt): Likewise.
2837 (expand_call_inline): Remove callused handling.
2838 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2839 * tree-dfa.c (dump_variable): Likewise.
2840 * tree-parloops.c (parallelize_loops): Likewise.
2841 * tree-ssa.c (init_tree_ssa): Likewise.
2842 (delete_tree_ssa): Likewise.
2843 * tree-flow-inline.h (is_call_used): Remove.
2844 * tree-flow.h (struct gimple_df): Remove callused member.
2845 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2846 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2847 (ref_maybe_used_by_call_p_1): Simplify.
2848 (call_may_clobber_ref_p_1): Likewise.
2849 * tree-ssa-structalias.c (compute_points_to_sets): Set
2850 the call stmt used and clobbered sets.
2851 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2852 (find_tail_calls): Verify the tail call.
2854 2010-04-12 Richard Guenther <rguenther@suse.de>
2856 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2857 single-iteration always-inline inlining.
2858 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2859 (cgraph_decide_inlining): Do not handle always-inline specially.
2860 (try_inline): Remove always-inline cycle detection special case.
2861 Do not recurse on always-inlines.
2862 (cgraph_early_inlining): Do not iterate if not optimizing.
2863 (cgraph_gate_early_inlining): remove.
2864 (pass_early_inline): Run unconditionally.
2865 (gate_cgraph_decide_inlining): New function.
2866 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2867 not inlining or optimizing.
2868 (cgraph_decide_inlining_of_small_functions): Also consider
2869 always-inline functions.
2870 (cgraph_default_inline_p): Return true for nodes which should
2871 disregard inline limits.
2872 (estimate_function_body_sizes): Assume zero size and time for
2873 nodes which are marked as disregarding inline limits.
2874 (cgraph_decide_recursive_inlining): Do not perform recursive
2875 inlining on always-inline nodes.
2877 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2880 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2881 for exprs satisfying handled_component_p.
2883 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2885 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2886 non-constant aggregate elements.
2888 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2889 is a real initialization.
2891 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2894 * c-decl.c (start_function): Move forward check for nested function.
2896 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2898 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2899 * config/sh/sh.c: Include reload.h.
2900 (sh_legitimize_reload_address): New.
2901 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2902 sh_legitimize_reload_address.
2904 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2906 * config/sh/sh.md (*movqi_pop): New insn pattern.
2907 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2909 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2911 * config/i386/i386.md (any_shiftrt): New code iterator.
2912 (shiftrt_insn): New code attribute.
2914 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2915 using any_shiftrt code iterator.
2916 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2917 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2918 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2919 pattern from corresponding peephole2 patterns.
2920 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2921 using any_shiftrt code iterator.
2922 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2923 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2924 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2925 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2926 *{ashr,lshr}<mode>3_cmp_zext.
2927 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2929 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2931 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2933 (*lshr<mode>3_cconly): Ditto.
2935 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2937 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2938 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2939 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2940 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2942 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2943 from corresponding peephole2 patterns.
2944 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2945 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2946 and *lshrdi3_1_rex64 using SWI mode iterator.
2947 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2948 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2949 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2950 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2951 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2952 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2953 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2954 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2955 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2958 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2961 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2962 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2963 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2965 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2966 from corresponding peephole2 patterns.
2967 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2968 (ashrsi3_cvt): Rename from ashrsi3_31.
2969 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2970 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2971 and x86_64_shift_adj_3 using SWI48 mode iterator.
2972 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2973 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2974 and *ashrdi3_1_rex64 using SWI mode iterator.
2975 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2976 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2977 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2978 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2979 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2980 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2981 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2982 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2983 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2985 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2986 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2987 x86_shift<mode>_adj_3 expanders.
2989 2010-04-10 Wei Guozhi <carrot@google.com>
2992 * config/arm/arm.c (arm_pic_static_addr): New function.
2993 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2995 (arm_output_addr_const_extra): Output expression for new pattern.
2996 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2998 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3000 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3003 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3004 * web.c: Include "insn-config.h" and "recog.h".
3005 (union_match_dups): New function.
3006 (web_main): Call it.
3007 (union_defs): Don't try to recognize match_dups.
3009 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3010 if doing so would replace the entire pattern.
3012 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3017 and splitter pattern. Change splitter operand 1 predicate to
3020 2010-04-09 Martin Jambor <mjambor@suse.cz>
3022 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3023 lattices are addresses of CONST_DECLs with the same initial value.
3024 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3025 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3027 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3028 Bernd Schmidt <bernds@codesourcery.com>
3030 * loop-invariant.c (replace_uses): New static function.
3031 (move_invariant_reg): Use it to ensure we can replace the uses.
3033 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3035 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3037 (picochip_override_options): Enable section anchors only above -O1.
3038 (picochip_reorg): Fixed a couple of build warnings.
3040 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3042 * configure.ac (plugin -rdynamic test): Log result.
3043 * configure: Regenerate.
3044 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3045 (RDYNAMIC_SPEC): Define.
3046 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3048 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3050 * configure.ac: Determine Sun ld version numbers.
3051 (comdat_group): Restrict GNU ld version checks to gld.
3052 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3053 (enable_comdat): Support --enable-comdat.
3054 * configure: Regenerate.
3055 * doc/install.texi (Configuration): Document --enable-comdat.
3057 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3059 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3060 * config/sol2-gld.h: ... here.
3061 * config.gcc (sparc*-*-solaris2*): Reflect this.
3062 (i[34567]86-*-solaris2*): Use it.
3064 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3066 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3068 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3070 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3073 * diagnostic.c (diagnostic_initialize): Initialize
3074 some_warnings_are_errors.
3075 (diagnostic_finish): New.
3076 (diagnostic_action_after_output): Call it before exiting.
3077 (diagnostic_report_diagnostic): Do not print message here. Set
3078 some_warnings_are_errors.
3079 * diagnostic.h (diagnostic_context): Delete
3080 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3081 (diagnostic_finish): Declare.
3082 * toplev.c (toplev_main): Call it before exit.
3084 2010-04-09 Jason Merrill <jason@redhat.com>
3087 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3088 for incomplete type.
3091 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3092 based on a warning flag.
3094 2010-04-09 Richard Guenther <rguenther@suse.de>
3096 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3098 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3101 * varasm.c (default_assemble_visibility): Wrap vars that are
3102 set, but unused, by targets without GAS.
3103 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3104 Remove set, but unused, vars.
3105 (rs6000_legitimize_tls_address): Likewise.
3106 (altivec_expand_dst_builtin): Likewise.
3107 * config/darwin.c (machopic_classify_symbol): Likewise.
3108 (machopic_indirection_name): Likewise.
3110 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.md (DWI): New mode iterator.
3113 (S): New mode attribute.
3114 (shift_operand): Ditto.
3115 (shift_immediate_operand): Ditto.
3116 (ashl_input_operand): Ditto.
3117 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3118 using SDWIM mode iterator.
3119 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3120 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3122 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3123 from corresponding peephole2 patterns.
3124 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3125 and x86_64_shift_adj_1 using SWI48 mode iterator.
3126 (x86_shift<mode>_adj_2): Ditto.
3127 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3128 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3129 using SWI48 mode iterator.
3130 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3131 *ashldi3_cmp_rex64 using SWI mode iterator.
3132 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3133 *ashldi3_cconly_rex64 using SWI mode iterator.
3134 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3135 x86_shift<mode>_adj_{1,2}.
3136 (ix86_split_ashr): Ditto.
3137 (ix86_split_lshr): Ditto.
3139 2010-04-09 Richard Guenther <rguenther@suse.de>
3141 * target.h (builtin_conversion): Pass in input and output types.
3142 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3143 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3144 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3145 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3147 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3149 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3151 2010-04-09 Richard Guenther <rguenther@suse.de>
3154 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3156 2010-04-09 Richard Guenther <rguenther@suse.de>
3158 * tree-vectorizer.h (struct _stmt_vec_info): Document
3159 that vectype is the type of the LHS.
3160 (supportable_widening_operation, supportable_narrowing_operation):
3161 Get both input and output vector types as arguments.
3162 (vect_is_simple_use_1): Declare.
3163 (get_same_sized_vectype): Likewise.
3164 * tree-vect-loop.c (vect_determine_vectorization_factor):
3165 Set STMT_VINFO_VECTYPE to the vector type of the def.
3166 (vectorizable_reduction): Adjust.
3167 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3168 Adjust. Specify the output vector type.
3169 (vect_pattern_recog_1): Adjust.
3170 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3171 (vectorizable_call): Adjust.
3172 (vectorizable_conversion): Likewise.
3173 (vectorizable_operation): Likewise.
3174 (vectorizable_type_demotion): Likewise.
3175 (vectorizable_type_promotion): Likewise.
3176 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3178 (vect_is_simple_use_1): New function.
3179 (supportable_widening_operation): Get both input and output
3181 (supportable_narrowing_operation): Likewise.
3182 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3184 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3186 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3187 __thiscall and _thiscall as predefined macros.
3188 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3189 thiscall attribute handling.
3190 (ix86_comp_type_attributes): Likewise.
3191 (ix86_function_regparm): Likewise.
3192 (ix86_return_pops_args): Likewise.
3193 (init_cumulative_args): Likewise.
3194 (find_drap_reg): Likewise.
3195 (ix86_static_chain): Likewise.
3196 (x86_this_parameter): Likewise.
3197 (x86_output_mi_thunk): Likewise.
3198 (ix86_attribute_table): Add description for thiscall attribute.
3199 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3200 * doc/extend.texi: Add documentation for thiscall.
3202 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3205 * c.opt (Wint-to-pointer-cast): Available in C++.
3206 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3208 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3210 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3211 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3212 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3213 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3214 function type instead. Reorder and simplify checks.
3216 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3218 2010-04-08 Jing Yu <jingyu@google.com>
3219 Zdenek Dvorak <ook@ucw.cz>
3221 PR tree-optimization/42720
3222 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3223 loop unswitch conditions here from ...
3224 (tree_unswitch_single_loop): ... here.
3226 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3228 * tree-if-conv.c: Fix comments and simplify logic.
3230 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3232 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3233 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3234 (main_tree_if_conversion): Update call to tree_if_conversion.
3236 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3239 * doc/invoke.texi (-b,-V): Delete.
3240 * doc/tm.texi: Do not mention -b.
3241 * gcc.c (display_help): Delete -b and -V.
3242 (process_command): Delete -b and -V.
3243 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3245 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3246 Wolfgang Gellerich <gellerich@de.ibm.com>
3248 Implement target hook for loop unrolling
3249 * target.h (loop_unroll_adjust): Add a new target hook function.
3250 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3251 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3252 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3253 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3254 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3256 (decide_unroll_stupid): Likewise.
3258 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3261 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3263 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3265 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3266 (Specific, *-*-solaris2*): Likewise.
3267 Don't prefer Sun as over GNU as.
3269 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3271 * config/s390/s390.c (override_options): Adjust the z10
3272 defaults for max-unroll-times, max-completely-peeled-insns
3273 and max-completely-peel-times.
3275 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3277 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3278 instructions for z10.
3279 (s390_expand_setmem): Likewise.
3280 (s390_expand_cmpmem): Likewise.
3282 2010-04-08 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/43679
3285 * tree-ssa-pre.c (eliminate): Only propagate copies.
3287 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3290 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3291 set but not used variable warning.
3293 2010-04-08 Wei Guozhi <carrot@google.com>
3296 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3297 (arm_size_rtx_costs): Call the new function when optimized for size.
3299 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3302 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3303 op0 is not a MEM, just return NULL instead of assertion
3305 (discover_nonconstant_array_refs): Don't walk debug stmts.
3307 2010-04-08 Doug Kwan <dougkwan@google.com>
3309 * configure.ac: Recognize gold and do not use its version number
3310 to test ld features.
3311 * configure: Regenerate.
3313 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3316 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3317 (negate_value): Move code to push elements to broken_up_substracts ...
3318 (eliminate_plus_minus_pair): ... here. Push operands that have no
3319 negative pair to plus_negates.
3320 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3322 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3324 * doc/install.texi (Configuration): Move description of
3325 --enable-lto, --with-libelf*, --enable-gold from Java section to
3328 * doc/generic.texi (Working with declarations)
3329 (Function Properties, C and C++ Trees): Fix typos.
3330 * doc/sourcebuild.texi (Top Level): Likewise.
3332 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3335 * tree.h (DECL_READ_P): Define.
3336 (struct tree_decl_common): Add decl_read_flag.
3337 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3338 a set but not used warning.
3339 (merge_decls): Merge DECL_READ_P flag.
3340 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3341 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3342 * c-common.c (handle_used_attribute, handle_unused_attribute):
3344 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3346 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3348 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3349 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3350 c_parser_binary_expression, c_parser_cast_expression,
3351 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3352 Call default_function_array_read_conversion instead of
3353 default_function_array_conversion where needed.
3354 (c_parser_unary_expression, c_parser_conditional_expression,
3355 c_parser_postfix_expression_after_primary, c_parser_initelt):
3356 Likewise. Call mark_exp_read where needed.
3357 (c_parser_statement_after_labels, c_parser_asm_operands,
3358 c_parser_typeof_specifier, c_parser_sizeof_expression,
3359 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3361 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3363 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3364 (warn_unused_but_set_parameter): Default to warn_unused
3366 * doc/invoke.texi: Document -Wunused-but-set-variable and
3367 -Wunused-but-set-parameter.
3369 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3370 used count variable.
3371 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3372 when operandN variables aren't used in the body of the expander
3374 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3375 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3376 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3377 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3378 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3379 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3380 * tree.c (PROCESS_ARG): Likewise.
3382 2010-04-07 Simon Baldwin <simonb@google.com>
3384 * diagnostic.h (diagnostic_override_option_index): New macro to
3385 set a diagnostic's option_index.
3386 * c-tree.h (c_cpp_error): Add warning reason argument.
3387 * opts.c (_warning_as_error_callback): New.
3388 (register_warning_as_error_callback): Store callback for
3389 warnings enabled via enable_warning_as_error.
3390 (enable_warning_as_error): Call callback, minor code tidy.
3391 * opts.h (register_warning_as_error_callback): Declare.
3392 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3393 response to -Werror=.
3394 (c_common_init_options): Register warning_as_error_callback in opts.c.
3395 * common.opt: Add -Wno-cpp option.
3396 * c-common.c (struct reason_option_codes_t): Map cpp warning
3397 reason codes to gcc option indexes.
3398 * (c_option_controlling_cpp_error): New function, lookup the gcc
3399 option index for a cpp warning reason code.
3400 * (c_cpp_error): Add warning reason argument, call
3401 c_option_controlling_cpp_error for diagnostic_override_option_index.
3402 * doc/invoke.texi: Document -Wno-cpp.
3404 2010-04-07 Richard Guenther <rguenther@suse.de>
3406 * ipa-reference.c (mark_load): Use get_base_address.
3407 (mark_store): Likewise.
3409 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3410 inserting GIMPLE_NOPs into the IL.
3411 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3412 Explicitly strip handled components and indirect references.
3414 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3415 folding address expressions.
3416 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3417 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3418 operand_equal_p to compare decls.
3419 (ptr_deref_may_alias_decl_p): Likewise.
3420 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3421 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3422 Handle reversed comparison ops.
3423 * tree-sra.c (asm_visit_addr): Use get_base_address.
3424 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3425 * ipa-reference.c (mark_address): Use get_base_address.
3427 2010-04-07 Richard Guenther <rguenther@suse.de>
3429 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3430 Propagate constants everywhere.
3432 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3435 * tree.c (MAX_INT_CACHED_PREC): Define.
3436 (nonstandard_integer_type_cache): New array.
3437 (build_nonstandard_integer_type): Cache results for precision
3438 <= MAX_INT_CACHED_PREC.
3440 2010-04-07 Richard Guenther <rguenther@suse.de>
3442 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3443 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3444 * common.opt: Likewise.
3445 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3446 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3447 (nonoverlapping_memrefs_p): Likewise.
3448 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3449 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3450 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3451 OPT_fargument_noalias_global for backward compatibility.
3453 2010-04-07 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/43270
3456 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3457 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3458 * tree-ssa-pre.c (phi_translate_1): Adjust.
3459 (fully_constant_expression): Split out vn_reference handling to ...
3460 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3461 Fold reads from constant strings.
3462 (vn_reference_lookup): Handle fully constant references.
3463 (vn_reference_lookup_pieces): Likewise.
3464 * Makefile.in (expmed.o-warn): Add -Wno-error.
3466 2010-04-07 Martin Jambor <mjambor@suse.cz>
3468 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3470 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3473 * gcc.c: Add -static-libstdc++ to list of recognized options.
3475 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3477 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3479 2010-04-07 Richard Guenther <rguenther@suse.de>
3482 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3483 bases build simple mem attributes to retain points-to information.
3485 2010-04-07 Richard Guenther <rguenther@suse.de>
3488 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3489 preserve points-to related information.
3491 2010-04-07 Richard Guenther <rguenther@suse.de>
3494 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3495 discard plain indirect references.
3496 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3497 * tree.c (tree_nop_conversion): Likewise.
3499 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3502 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3504 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3506 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3507 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3509 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3511 * tree-if-conv.c: Fix indentation and comments.
3513 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3515 * tree-if-conv.c: Sort static functions in topological order.
3517 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3519 * tree-if-conv.c: Fix indentation and comments.
3521 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3524 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3525 lang_hooks.types.type_for_size instead of
3526 build_nonstandard_integer_type.
3527 When converting an unsigned type to signed, double its precision.
3528 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3529 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3530 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3533 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3536 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3537 POINTER_PLUS_EXPR for pointer types.
3539 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3542 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3543 * graphite-clast-to-gimple.c: Include langhooks.h.
3544 (max_signed_precision_type): New.
3545 (max_precision_type): Takes two types as arguments.
3546 (precision_for_value): New.
3547 (precision_for_interval): New.
3548 (gcc_type_for_interval): New.
3549 (gcc_type_for_value): New.
3550 (gcc_type_for_clast_term): New.
3551 (gcc_type_for_clast_red): New.
3552 (gcc_type_for_clast_bin): New.
3553 (gcc_type_for_clast_expr): Split up into several functions.
3554 (gcc_type_for_clast_eq): Rewritten.
3555 (compute_bounds_for_level): New.
3556 (compute_type_for_level_1): New.
3557 (compute_type_for_level): New.
3558 (gcc_type_for_cloog_iv): Removed.
3559 (gcc_type_for_iv_of_clast_loop): Rewritten.
3560 (graphite_create_new_loop): Compute the lower and upper bound types
3561 with gcc_type_for_clast_expr.
3562 (graphite_create_new_loop_guard): Same.
3563 (find_cloog_iv_in_expr): Removed.
3564 (compute_cloog_iv_types_1): Removed.
3565 (compute_cloog_iv_types): Removed.
3566 (gloog): Do not call compute_cloog_iv_types.
3567 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3569 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3570 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3571 (GBB_CLOOG_IV_TYPES): Removed.
3573 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3575 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3576 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3577 (detect_commutative_reduction): Same.
3579 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3581 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3582 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3584 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3585 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3586 (rewrite_commutative_reductions_out_of_ssa): Same.
3587 * passes.c (execute_function_todo): Call verify_ssa for every pass
3588 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3589 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3590 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3591 with an extra argument.
3592 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3593 verify_ssa only when the extra argument is true.
3594 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3595 with an extra argument.
3596 (tree_transform_and_unroll_loop): Same.
3598 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3600 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3601 for all the passes of the LNO having LOOP_CLOSED_SSA.
3602 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3603 * tree-loop-distribution.c (pass_loop_distribution): Same.
3604 * tree-pass.h (TODO_verify_loops): Removed.
3605 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3607 (pass_tree_unswitch): Same.
3608 (pass_predcom): Same.
3609 (pass_vectorize): Same.
3610 (pass_linear_transform): Same.
3611 (pass_graphite_transforms): Same.
3612 (pass_iv_canon): Same.
3613 (pass_complete_unroll): Same.
3614 (pass_complete_unrolli): Same.
3615 (pass_parallelize_loops): Same.
3616 (pass_loop_prefetch): Same.
3617 (pass_iv_optimize): Same.
3619 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3622 * passes.c (init_optimization_passes): Move pass_lim before
3623 pass_copy_prop and pass_dce_loop.
3625 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3628 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3629 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3630 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3631 MULTI_* defines for 4 argument vpermil2p* builtins.
3633 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3636 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3637 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3638 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3639 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3640 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3641 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3642 Use x86_maybe_negate_const_int to output insn mnemonic.
3643 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3644 check from instruction predicate. Update comments.
3645 * config/i386/sync.md (sync_add<mode>): Use
3646 x86_maybe_negate_const_int to output insn mnemonic.
3648 2010-04-06 Jan Hubicka <jh@suse.cz>
3650 PR tree-optimization/42906
3651 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3652 IGNORE_SELF argument. Set visited_control_parents for fully
3654 (find_obviously_necessary_stmts): Update call of
3655 mark_control_dependent_edges_necessary.
3656 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3658 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/i386.md: Remove comment about 'e' and 'E'
3663 2010-04-06 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/43627
3666 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3667 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3670 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3672 * BASE-VER: Change to 4.6.0.
3675 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3678 2010-04-06 Richard Guenther <rguenther@suse.de>
3681 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3683 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3685 * doc/invoke.texi (Optimize Options): Document that LTO
3686 won't remove object access purely due to incompatible
3689 2010-04-04 Matthias Klose <doko@ubuntu.com>
3691 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3692 Initialize variable.
3694 2010-04-03 Richard Guenther <rguenther@suse.de>
3697 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3698 require a non-NULL MEM_OFFSET.
3700 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3702 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3703 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3704 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3705 config/alpha/predicates.md, config/arm/arm.md,
3706 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3707 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3708 config/darwin9.h, config/darwin.c, config/darwin.h,
3709 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3710 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3711 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3712 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3713 config/mips/mips.md, config/mn10300/mn10300.c,
3714 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3715 config/rs6000/aix.h, config/rs6000/dfp.md,
3716 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3717 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3718 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3719 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3720 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3721 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3722 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3723 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3724 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3725 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3726 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3727 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3728 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3729 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3730 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3731 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3732 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3733 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3734 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3735 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3736 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3737 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3738 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3739 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3740 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3741 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3742 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3743 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3744 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3745 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3746 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3747 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3748 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3749 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3750 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3751 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3753 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3756 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3757 * aclocal.m4: Regenerate.
3759 2010-04-02 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/43629
3762 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3763 if we have seen a constant value.
3765 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3767 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3769 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3772 * arm.c (legitimize_tls_address): Adjust call to
3773 gen_tls_load_dot_plus_four.
3774 (arm_note_pic_base): New function.
3775 (arm_cannot_copy_insn_p): Use it.
3776 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3779 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3786 * Makefile.in ($(out_object_file)): Depend on
3787 gt-$(basename $(notdir $(out_file))).h.
3789 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3791 * config.gcc (lm32-*-rtems*): Add t-lm32.
3793 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3795 * config.gcc: Add lm32-*-rtems*.
3796 * config/lm32/rtems.h: New file.
3798 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3801 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3803 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3805 * dwarf2out.c (output_compilation_unit_header): For
3806 -gdwarf-4 use version 4 instead of version 3.
3807 (output_line_info): For version 4 and above emit additional
3808 maximum ops per insn header field.
3809 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3811 * dwarf2out.c (is_c_family, is_java): Remove.
3812 (lower_bound_default): New function.
3813 (add_bound_info, gen_descr_array_type_die): Use it.
3815 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3818 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3819 re-declaration when it happens in a function.
3821 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3823 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3824 (cgraph_remove_function_insertion_hook): Same.
3825 (cgraph_call_function_insertion_hooks): Same.
3827 2010-04-01 Richard Guenther <rguenther@suse.de>
3830 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3831 and TREE_THIS_VOLATILE.
3832 (copy_ref_info): Likewise.
3833 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3834 * tree.c (build6_stat): Ignore side-effects of all but arg5
3835 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3838 2010-04-01 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/43607
3841 * ipa-type-escape.c (check_call): Do not access non-existing
3844 2010-04-01 Richard Guenther <rguenther@suse.de>
3848 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3849 Jack Howarth <howarth@bromo.med.uc.edu>
3851 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3854 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * doc/install.texi (Prerequisites): Document libelf usability on
3857 IRIX 5/6 and Solaris 2.
3858 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3859 Update GNU as, GNU ld requirements.
3860 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3861 Document Sun Studio compiler download.
3862 Update and simplify as, ld recommendations.
3863 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3865 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3867 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3868 with_tune_32 to pentium4.
3870 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3872 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3874 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3876 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3877 obsoletion, removal.
3879 Document GNU as requirement.
3880 Update configure requirements.
3881 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3882 Recomment IRIX 6.5.18+.
3883 Document IDF/IDL requirement.
3884 Document GNU as requirement.
3885 Document GNU ld bootstrap failure.
3886 Remove freeware.sgi.com reference.
3888 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3890 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3891 UNIX V4.0, V5.0 obsoletion, removal.
3892 Remove --with-gc=simple reference.
3893 Update VM requirements during bootstrap.
3894 Remove -oldas bootstrap description.
3895 Update binutils reference.
3896 Remove comparison failure note.
3898 2010-03-31 Richard Guenther <rguenther@suse.de>
3899 Zdenek Dvorak <ook@ucw.cz>
3900 Sebastian Pop <sebastian.pop@amd.com>
3903 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3904 with multiple arguments.
3905 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3907 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3909 * graphite-dependences.c (print_pddr): Call print_pdr with an
3911 * graphite-poly.c (debug_pdr): Add an extra argument for the
3914 (print_pbb_domain): Same.
3916 (print_scop_context): Same.
3918 (print_cloog): Same.
3919 (debug_pbb_domain): Same.
3923 (debug_scop_context): Same.
3925 (debug_cloog): Same.
3926 (print_scop_params): Same.
3927 (debug_scop_params): Same.
3928 (print_iteration_domain): Same.
3929 (print_iteration_domains): Same.
3930 (debug_iteration_domain): Same.
3931 (debug_iteration_domains): Same.
3932 (print_scattering_function): Same.
3933 (print_scattering_functions): Same.
3934 (debug_scattering_function): Same.
3935 (debug_scattering_functions): Same.
3936 * graphite-poly.h (debug_pdr): Update declaration.
3938 (print_pbb_domain): Same.
3940 (print_scop_context): Same.
3942 (print_cloog): Same.
3943 (debug_pbb_domain): Same.
3947 (debug_scop_context): Same.
3949 (debug_cloog): Same.
3950 (print_scop_params): Same.
3951 (debug_scop_params): Same.
3952 (print_iteration_domain): Same.
3953 (print_iteration_domains): Same.
3954 (debug_iteration_domain): Same.
3955 (debug_iteration_domains): Same.
3956 (print_scattering_function): Same.
3957 (print_scattering_functions): Same.
3958 (debug_scattering_function): Same.
3959 (debug_scattering_functions): Same.
3961 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3963 * graphite-poly.c (print_scattering_function_1): New.
3964 (print_scattering_function): Call it.
3965 (print_scop_params): Remove spaces at the end of lines.
3968 * graphite-poly.h (print_cloog): Declared.
3969 (debug_cloog): Declared.
3971 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3973 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3975 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3976 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3977 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3978 to switch between adding the IV bump in loop->latch or in loop->header.
3980 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3982 * graphite-poly.c (print_scattering_function): Pretty print following
3985 (print_pbb_domain): Same.
3986 (dump_gbb_cases): Same.
3987 (dump_gbb_conditions): Same.
3990 (print_scop_params): Same.
3991 (print_scop_context): Same.
3993 (print_pbb_body): New.
3994 (lst_indent_to): New.
3995 (print_lst): Start new lines with a #.
3996 * graphite-poly.h (pbb_bb): New.
3997 (pbb_index): Use pbb_bb.
3998 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4000 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4002 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4004 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4005 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4006 and 0 instead of 1 for dw_val_class_flag.
4007 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4008 dw_val_class_range_list, dw_val_class_loc_list,
4009 dw_val_class_lineptr and dw_val_class_macptr, use
4010 DW_FORM_flag_present for dw_val_class_flag and
4011 DW_FORM_exprloc for dw_val_class_loc.
4012 (output_die): For -gdwarf-4 print dw_val_class_loc
4013 size as uleb128 instead of 1 or 2 bytes and don't print
4014 anything for dw_val_class_flag.
4016 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4017 instead of cselib_lookup following by tweaking locs->setting_insn.
4020 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4021 even before returning from label, setjmp call or volatile asm
4024 2010-03-31 Richard Guenther <rguenther@suse.de>
4027 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4028 temporary data on stack.
4030 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4032 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4033 (PUSHSECTION_ASM_OP): Remove.
4034 (POPSECTION_ASM_OP): Remove.
4035 (PUSHSECTION_FORMAT): Remove.
4036 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4037 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4038 * config/sol2.c (solaris_output_init_fini): Use it.
4040 2010-03-31 Jie Zhang <jie@codesourcery.com>
4043 * opt-functions.awk (var_type_struct): Use signed char type
4044 for simple variables.
4046 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4048 * config/sol2.c: Include output.h.
4049 (solaris_assemble_visibility): New function.
4050 * config/t-sol2 (sol2.o): Add output.h dependency.
4051 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4052 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4055 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4058 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4059 V2SImode or XFmode on PRE_DEC.
4062 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4065 2010-03-31 Jie Zhang <jie@codesourcery.com>
4068 * reload.h (caller_save_initialized_p): Declare.
4069 * toplev.c (backend_init_target): Don't call
4070 init_caller_save but set caller_save_initialized_p to false.
4071 * caller-save.c (caller_save_initialized_p): Define.
4072 (init_caller_save): Check caller_save_initialized_p.
4073 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4075 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4078 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4079 and soft-fp/t-softfp to tmake_file.
4080 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4081 (LIBGCC2_TF_CEXT): Define.
4084 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4087 * cselib.c (n_useless_values): Document handling of debug locs.
4088 (n_useless_debug_values, n_debug_values): New variables.
4089 (new_elt_loc_list): Don't add to debug values, keep count.
4090 (promote_debug_loc): New.
4091 (cselib_reset_table): Zero new variables.
4092 (entry_and_rtx_equal_p): Promote debug locs.
4093 (discard_useless_locs): Increment n_useless_debug_values for
4095 (remove_useless_values): Adjust n_useless_values and n_debug_values
4096 with n_useless_debug_values.
4097 (add_mem_for_addr): Promote debug locs.
4098 (cselib_lookup_mem): Likewise.
4099 (cselib_lookup_addr): Renamed to...
4100 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4101 (cselib_log_lookup): ... this. Turn into...
4102 (cselib_lookup_addr): ... new wrapper.
4103 (cselib_lookup_from_insn): New.
4104 (cselib_invalidate_regno): Increment n_useless_debug_values for
4106 (cselib_invalidate_mem): Likewise.
4107 (cselib_process_insn): Take n_deleted and n_debug_values into
4108 account to guard remove_useless_value call.
4109 (cselib_finish): Zero n_useless_debug_values.
4110 * cselib.h (cselib_lookup_from_insn): Declare.
4111 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4112 (sched_analyze_2): Likewise.
4114 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4116 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4118 (adjust_mems): Replace narrowing SUBREG of expression containing
4119 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4120 with operations in the narrower mode.
4123 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4124 regs_invalidated_by_call instead all call_used_reg_set registers.
4126 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4129 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4130 pointer comparisons with types_compatible_p.
4131 * tree-vect-stmts.c (vectorizable_call): Same.
4132 (vectorizable_condition): Same.
4134 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4136 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4137 stack check if the mask would be zero.
4139 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4140 Jack Howarth <howarth@bromo.med.uc.edu>
4142 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4145 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4148 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4150 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4151 Include ___unordxf2 and ___unordtf2.
4152 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4155 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4157 * config/lm32/t-lm32: New file.
4158 * config.gcc: Use the above file when targetting lm32.
4160 2010-03-28 Duncan Sands <baldrick@free.fr>
4162 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4164 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4167 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4168 Improve vectorization cost model diagnostic.
4170 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4173 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4174 compute_data_dependences_for_loop returns false, early exit
4175 and output an extra diagnostic for the failed data reference
4178 2010-03-29 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/43560
4181 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4182 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4184 2010-03-29 Jie Zhang <jie@codesourcery.com>
4187 * toplev.c (process_options): Set optimization_default_node
4188 and optimization_current_node.
4189 * opts.c (decode_options): Don't set optimization_default_node
4190 and optimization_current_node.
4192 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4194 * config/rtems.h: Abandon -qrtems_debug.
4196 2010-03-28 Jan Hubicka <jh@suse.cz>
4198 PR tree-optimization/43505
4199 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4200 map should not be copied.
4202 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4205 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4206 cdtors, set DECL_PRESERVE_P.
4207 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4210 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4212 PR tree-optimization/43528
4213 * stor-layout.c (place_field): Check that constant fits into
4214 unsigned HWI when skipping calculation of MS bitfield layout.
4216 2010-03-27 Jan Hubicka <jh@suse.cz>
4219 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4220 notice_global_symbol work.
4222 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4224 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4225 instead of dwarf2out_decl.
4226 (struct var_loc_node): Remove section_label field.
4227 (dwarf2out_function_decl): New function.
4228 (dwarf2out_var_location): Don't set section_label field.
4229 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4231 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4233 PR tree-optimization/43544
4234 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4235 First argument for builtin vectorized function hook is now a
4236 tree to be able to distinguish between machine specific and
4238 * targhooks.c (default_builtin_vectorized_function): Ditto.
4239 * targhooks.h (default_builtin_vectorized_function): Ditto.
4240 * target.h (struct gcc_target): Ditto.
4241 * tree-vect-stmts.c (vectorizable_function): Ditto.
4242 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4243 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4246 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4249 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4250 nested binding iff it is a FUNCTION_DECL.
4251 (store_parm_decls_newstyle): Pass nested=true to bind for
4252 FUNCTION_DECLs amongst parameters.
4254 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4256 * var-tracking.c (vt_expand_loc_callback): Don't run
4257 cselib_expand_value_rtx_cb in dummy mode if
4258 cselib_dummy_expand_value_rtx_cb returned false.
4260 * var-tracking.c (emit_note_insn_var_location): For one part
4261 notes with offset 0, don't add EXPR_LIST around the location.
4262 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4263 add_location_or_const_value_attribute): Adjust for that change.
4266 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4267 into first operand and location into second.
4268 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4269 dw_cfi_oprnd_loc for DW_CFA_expression.
4270 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4271 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4272 assume first argument is regnum and second argument is location.
4274 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4277 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4278 of scratch register to DImode. Split to DImode comparison operator.
4279 Use SImode subreg of scratch register in the multiplication.
4280 (*cmp_sadd_sidi): Ditto.
4281 (*cmp_ssub_si): Ditto.
4282 (*cmp_ssub_sidi): Ditto.
4284 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4287 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4288 Remove invalid assert and wrong comment.
4290 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4293 * flags.h (final_insns_dump_p): New extern.
4294 * final.c (final_insns_dump_p): New variable.
4295 (rest_of_clean_state): Set it before -fdump-final-insns=
4296 dumping, clear afterwards.
4297 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4298 MEM_ALIAS_SET on MEMs.
4300 2010-03-26 David S. Miller <davem@davemloft.net>
4302 * configure.ac: Fix sparc GOTDATA_OP bug check.
4303 * configure: Rebuild.
4305 2010-03-26 Alan Modra <amodra@gmail.com>
4307 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4309 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4311 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4312 TLS_SECTION_ASM_FLAG.
4314 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4317 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4318 Clear first_function_block_is_cold.
4321 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4322 argument if the argument is truth_value_p.
4324 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4326 * config/rs6000/constraints.md: Update copyright year for my changes.
4329 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4330 used in reg+reg addressing, swap registers.
4332 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4335 * target.h (struct gcc_target): Add code_end hook.
4336 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4338 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4339 * toplev.c (compile_file): Call targetm.asm_out.code_end
4340 hook before unwind info/debug info output.
4341 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4342 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4343 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4344 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4345 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4346 * config/i386/i386.c (ix86_file_end): Renamed to...
4347 (ix86_code_end): ... this. Make static. Don't call
4348 file_end_indicate_exec_stack. Emit unwind info using
4349 final_start_function/final_end_function.
4350 (darwin_x86_file_end): Remove.
4351 (TARGET_ASM_CODE_END): Define.
4352 * config/i386/i386.h (TARGET_ASM_FILE_END,
4353 NEED_INDICATE_EXEC_STACK): Don't define.
4354 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4355 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4356 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4357 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4360 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4361 at the beginning and final_end_function at the end.
4362 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4364 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4366 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4367 and Sun as TLS syntax.
4368 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4369 * configure: Regenerate.
4370 * config.in: Regenerate.
4371 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4372 (default_elf_asm_named_section): Use it.
4373 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4374 (i386_output_dwarf_dtprel): Likewise.
4375 (output_addr_const_extra): Likewise.
4376 (output_pic_addr_const): Lowercase @GOTTPOFF.
4377 (output_addr_const_extra): Likewise.
4378 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4379 (output_addr_const_extra): Likewise.
4380 (output_pic_addr_const): Lowercase @INDNTPOFF.
4381 (output_addr_const_extra): Likewise.
4382 (output_pic_addr_const): Lowercase @NTPOFF.
4383 (output_addr_const_extra): Likewise.
4384 (output_pic_addr_const): Lowercase @TPOFF.
4385 (output_addr_const_extra): Likewise.
4386 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4387 (*tls_global_dynamic_64): Likewise.
4388 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4389 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4391 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4392 (ASM_OUTPUT_TLS_COMMON): Use it.
4393 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4396 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4397 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4398 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4399 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4400 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4401 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4403 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4405 * config/i386/i386.c (override_options): Don't accept
4406 -mtls-dialect=sun any longer.
4407 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4408 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4409 (*tls_local_dynamic_base_32_sun): Likewise.
4410 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4412 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4415 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4416 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4419 * ira.c (adjust_cleared_regs): New function.
4420 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4424 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4426 * expr.c (expand_expr_real): Restore previous
4427 curr_insn_source_location and curr_insn_block after
4428 expand_expr_real_1 call.
4429 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4430 instead of expand_expr_real_1.
4432 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4434 PR rtl-optimization/43413
4435 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4438 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4441 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4442 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4444 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4446 * config/i386/i386.c (ix86_target_string): Add -mfma.
4447 Fix a typo in comment.
4449 2010-03-22 Mike Stump <mikestump@comcast.net>
4452 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4453 Don't overly align based upon packed packed fields.
4455 2010-03-22 Jason Merrill <jason@redhat.com>
4457 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4458 Use () rather than [], and move before the element type.
4460 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4462 * doc/configfiles.texi (Configuration Files): Removed
4463 fixinc/Makefile*, intl/Makefile.*.
4464 * doc/makefile.texi: Fixed markup. Abstract from version
4465 control system used.
4466 (Makefile): Removed obsolete gcc/java/parse.y example.
4467 * doc/sourcebuild.texi: Likewise.
4468 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4469 libgomp, libssp. Removed fastjar.
4470 (Miscellaneous Docs): Clarify location.
4471 Added COPYING3, COPYING3.LIB.
4472 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4474 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4477 * config/i386/i386.c (x86_function_profiler)
4478 [!NO_PROFILE_COUNTERS]: Fix typo.
4479 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4482 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4483 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4485 * doc/sourcebuild.texi (Test Directives): Split into six
4486 subsections, with most of the current text in new subsections
4487 Directives, Selectors, and Final Actions.
4488 (Directives): Split list of test directives into multiple
4490 (Selectors): Describe use and syntax of selectors.
4491 (Effective-Target Keywords): Describe all existing keywords.
4492 (Add Options): Describe features for dg-add-options.
4493 (Require Support): Describe variants of dg-require-support.
4494 (Final Actions): Describe commands to use in dg-final.
4496 2010-03-22 Michael Matz <matz@suse.de>
4499 * recog.c (validate_replace_rtx_group): Replace also in
4500 REG_EQUAL and REG_EQUIV notes.
4502 2010-03-22 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/43390
4505 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4506 sure vector extracts are type correct.
4508 2010-03-22 Richard Guenther <rguenther@suse.de>
4511 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4512 x * sqrt (x) even when optimizing for size if the target
4513 has native support for sqrt.
4515 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4517 * varasm.c (make_decl_rtl_for_debug): Also clear
4518 flag_mudflap for the duration of make_decl_rtl call.
4521 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4522 locs from preserved VALUEs.
4524 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4527 * pa.md (movmemsi): Set align to one if zero.
4528 (movmemdi): Likewise.
4530 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4533 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4534 with their corresponding prologue pushes.
4536 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4539 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4540 at the begining or end.
4541 (spu_expand_epilogue): Likewise.
4543 2010-03-20 Richard Guenther <rguenther@suse.de>
4545 PR rtl-optimization/43438
4546 * combine.c (make_extraction): Properly zero-/sign-extend an
4547 extraction of the low part of a CONST_INT. Also handle
4550 2010-03-19 Mike Stump <mikestump@comcast.net>
4552 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4553 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4554 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4556 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4559 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4562 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4564 PR rtl-optimization/42258
4565 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4566 use that may match DEF.
4569 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4570 the cost of loading the constant rather than assuming
4572 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4573 outer code is AND, do the same tests as the andsi3 expander and
4574 return COSTS_N_INSNS (1) if and is cheap.
4576 * optabs.c (avoid_expensive_constant): Fix formatting.
4578 2010-03-19 Michael Matz <matz@suse.de>
4581 * attribs.c (decl_attributes): When rebuilding a function pointer
4582 type use the same qualifiers as the original pointer type.
4584 2010-03-19 Martin Jambor <mjambor@suse.cz>
4586 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4587 and is_gimple_ip_invariant_address.
4589 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4592 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4594 * config/arm/arm.c (arm_override_options): Turn off
4595 flag_dwarf2_cfi_asm for AAPCS variants.
4597 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4600 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4601 Use PRE_MODIFY instead of PRE_DEC.
4602 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4603 (vfp_emit_fstmd): Likewise.
4605 2010-03-19 Michael Matz <matz@suse.de>
4608 * builtins.c (expand_builtin_interclass_mathfn,
4609 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4612 2010-03-19 Richard Guenther <rguenther@suse.de>
4614 PR tree-optimization/43415
4615 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4616 (phi_translate_1): ... this.
4617 (phi_translate): Move all caching here. Cache all NARY
4618 and REFERENCE translations.
4620 2010-03-19 David S. Miller <davem@davemloft.net>
4622 With help from Eric Botcazou.
4623 * config/sparc/sparc.c: Include dwarf2out.h.
4624 (emit_pic_helper): Delete.
4625 (pic_helper_symbol_name): Delete.
4626 (pic_helper_emitted_p): Delete.
4627 (pic_helper_needed): New.
4628 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4629 (get_pc_thunk_name): New.
4630 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4631 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4632 Set pic_helper_needed to true. Don't call emit_pic_helper.
4633 (sparc_expand_prologue): Update load_pic_register call.
4634 (sparc_output_mi_thunk): Likewise.
4635 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4636 thunk if possible. Output CFI information as needed.
4638 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4639 Jack Howarth <howarth@bromo.med.uc.edu>
4642 * config/i386/i386.h: Fix ABI on darwin x86-32.
4644 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4646 * tree.h: Declare make_decl_rtl_for_debug.
4647 * varasm.c (make_decl_rtl_for_debug): New.
4648 * dwarf2out.c (rtl_for_decl_location): Call it.
4649 * cfgexpand.c (expand_debug_expr): Call it.
4651 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4654 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4658 * var-tracking.c (vt_init_cfa_base): Do nothing if
4659 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4661 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4664 * var-tracking.c (canonicalize_vars_star): New.
4665 (dataflow_post_merge_adjust): Use it.
4667 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4670 * var-tracking.c (non_suitable_const): New function.
4671 (add_uses): For DEBUG_INSNs with constants, don't record any
4672 value, instead just the constant value itself.
4673 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4674 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4675 (emit_notes_in_bb): Likewise.
4676 (emit_note_insn_var_location): For onepart variables if
4677 cur_loc is a VOIDmode constant, use DECL_MODE.
4679 2010-03-18 Martin Jambor <mjambor@suse.cz>
4682 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4683 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4684 all non-clones. Moved call redirection...
4685 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4686 (cgraph_materialize_all_clones): Dispose of all
4687 combined_args_to_skip bitmaps.
4688 (verify_cgraph_node): Do not check for edges pointing to wrong
4689 nodes in inline clones.
4690 * tree-inline.c (copy_bb): Call
4691 cgraph_redirect_edge_call_stmt_to_callee.
4692 * ipa.c (cgraph_remove_unreachable_nodes): Call
4693 cgraph_node_remove_callees even when there are used clones.
4695 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4697 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4699 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4702 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4705 2010-03-18 Michael Matz <matz@suse.de>
4708 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4709 into sqrt(x) if we need to preserve signed zeros.
4711 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4712 Eric Botcazou <ebotcazou@adacore.com>
4714 PR rtl-optimization/43360
4715 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4716 note if we don't know its invariant status.
4718 2010-03-18 Michael Matz <matz@suse.de>
4720 PR tree-optimization/43402
4721 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4722 PHI chains of ssa names registered for update.
4724 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4727 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4728 non-offsettable and pre_modify update addressing.
4729 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4730 and "2" alternatives "#".
4731 (*movdd_softfloat32): Make all alternatives "#";
4732 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4733 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4734 (*movdf_softfloat32): Make all alternatives "#";
4735 (movdi): Use the new DIFD mode iterator to create a common splitter
4736 for movdi, movdf and movdd patterns.
4738 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4740 * common.opt (dumpdir): Remove redundant tab.
4742 2010-03-17 Martin Jambor <mjambor@suse.cz>
4744 PR tree-optimization/43347
4745 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4746 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4748 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4750 PR rtl-optimization/42216
4751 * regrename.c (create_new_chain): New function, broken out from...
4752 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4753 appending a use to an empty chain.
4754 (build_def_use): Remove previous changes that convert OP_INOUT to
4755 OP_OUT operands; instead detect the case where an OP_INOUT operand
4756 uses a previously untracked register and create an empty chain for it.
4758 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4760 * doc/extend.texi (Function Attributes): Rewrite unfinished
4761 sentence in ms_abi documentation.
4763 2010-03-17 Alan Modra <amodra@gmail.com>
4765 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4766 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4767 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4768 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4770 2010-03-16 Richard Henderson <rth@redhat.com>
4773 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4774 (lower_try_finally): Save and restore eh_seq around the expansion
4777 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4779 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4780 statements before splitting block.
4782 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4784 * doc/sourcebuild.texi (Testsuites): Fix markup.
4785 Use pathnames relative to gcc/testsuite.
4786 (Test Directives): Move description of how timeout is determined.
4787 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4788 (C Tests): Correct gcc.misc-tests directory.
4789 Framework tests now live in gcc.test-framework.
4791 2010-03-16 Richard Guenther <rguenther@suse.de>
4794 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4795 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4797 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4798 Alexandre Oliva <aoliva@redhat.com>
4800 PR tree-optimization/42917
4801 * lambda-code.c (remove_iv): Skip debug statements.
4802 (lambda_loopnest_to_gcc_loopnest): Likewise.
4803 (not_interesting_stmt): Debug statements are not interesting.
4805 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4809 * cselib.c (cselib_preserve_constants,
4810 cfa_base_preserved_val): New static variables.
4811 (preserve_only_constants): New function.
4812 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4813 clear its REG_VALUES. If cselib_preserve_constants, don't
4814 empty the whole hash table, but preserve there VALUEs with constants,
4815 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4816 (cselib_preserve_cfa_base_value): New function.
4817 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4818 (cselib_init): Change argument to int bitfield. Set
4819 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4821 (cselib_finish): Clear cselib_preserve_constants and
4822 cfa_base_preserved_val.
4823 * cselib.h (enum cselib_record_what): New enum.
4824 (cselib_init): Change argument to int.
4825 (cselib_preserve_cfa_base_value): New prototype.
4826 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4827 * dse.c (dse_step1): Likewise.
4828 * cfgcleanup.c (thread_jump): Likewise.
4829 * sched-deps.c (sched_analyze): Likewise.
4830 * gcse.c (local_cprop_pass): Likewise.
4831 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4832 If FN is non-NULL, call the callback always and whenever it returns
4833 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4834 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4835 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4836 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4837 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4838 * var-tracking.c: Include recog.h.
4839 (bb_stack_adjust_offset): Remove.
4840 (vt_stack_adjustments): Don't call it, instead just gather the
4841 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4842 (adjust_stack_reference): Remove.
4843 (compute_cfa_pointer): New function.
4844 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4845 (struct adjust_mem_data): New type.
4846 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4848 (get_address_mode): New function.
4849 (replace_expr_with_values): Use it.
4850 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4851 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4852 (adjust_sets): Remove.
4853 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4854 Use get_address_mode.
4855 (get_adjusted_src): Remove.
4856 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4857 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4858 (add_with_sets): Don't call adjust_sets.
4859 (fp_setter, vt_init_cfa_base): New functions.
4860 (vt_initialize): Change return type to bool. Move most of pool etc.
4861 initialization to the beginning of the function from end. Pass
4862 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4863 If !frame_pointer_needed, call vt_stack_adjustment before mos
4864 vector is filled, call vt_init_cfa_base if argp/framep has been
4865 eliminated to sp. If frame_pointer_needed and argp/framep has
4866 been eliminated to hard frame pointer, set
4867 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4868 encountering fp setter in the prologue. For MO_ADJUST, call
4869 log_op_type before pusing the op into mos vector, not afterwards.
4870 Call adjust_insn before cselib_process_insn/add_with_sets,
4871 call cancel_changes (0) afterwards.
4872 (variable_tracking_main_1): Adjust for vt_initialize calling
4873 vt_stack_adjustments and returning whether it succeeded or not.
4875 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4877 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4880 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4882 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4884 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4885 drap_reg has not been set.
4887 2010-03-15 Michael Matz <matz@suse.de>
4890 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4891 use it to expand block copies.
4892 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4893 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4894 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4896 2010-03-15 Richard Guenther <rguenther@suse.de>
4898 PR tree-optimization/43367
4899 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4902 2010-03-15 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/43317
4905 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4907 2010-03-15 Martin Jambor <mjambor@suse.cz>
4909 PR tree-optimization/43141
4910 * tree-sra.c (create_abstract_origin): New function.
4911 (modify_function): Call create_abstract_origin.
4913 2010-03-15 Chris Demetriou <cgd@google.com>
4915 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4918 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4921 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4922 call insert_out_of_ssa_copy for default definitions.
4924 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4926 * graphite-clast-to-gimple.c (my_long_long): Defined.
4927 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4928 * graphite-sese-to-poly.c (my_long_long): Defined.
4929 (scop_ivs_can_be_represented): Use it.
4931 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4933 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4934 graphite-max-bbs-per-function, and loop-block-tile-size.
4935 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4937 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4939 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4941 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4942 forward declaration.
4943 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4944 (add_upper_bounds_from_estimated_nit): New.
4945 (build_loop_iteration_domains): Use it.
4947 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4949 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4951 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4954 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4955 should be an INTEGER_CST. Also handle CASE_CONVERT.
4957 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4959 * graphite.c (graphite_initialize): To bound the number of bbs per
4960 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4961 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4962 * doc/invoke.texi: Document it.
4964 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4966 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4967 * graphite-sese-to-poly.h (build_poly_scop): Same.
4969 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4971 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4972 the number of parameters in the scop. Use as an upper bound
4973 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4974 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4975 * doc/invoke.texi: Document it.
4977 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4979 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4980 * doc/c-tree.texi: Remove.
4981 * doc/generic.texi: Merge c-tree.texi here.
4982 * doc/gccint.texi (Trees): Remove menu entry.
4983 (c-tree.texi): Remove @include.
4984 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4985 * doc/languages.texi (Reading RTL): Ditto.
4987 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4990 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4992 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4995 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4996 code added to work around reload clobbering CONST insns.
4998 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5000 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5001 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5002 (cselib_preserve_only_values): Remove retain argument, don't
5003 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5004 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5005 * var-tracking.c (micro_operation): Move insn field before union.
5006 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5007 (struct variable_tracking_info_def): Remove n_mos field, change
5008 mos into a vector of micro_operations.
5009 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5010 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5011 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5012 changing into a vector.
5013 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5014 come before all other uops generated by add_stores.
5015 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5017 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5018 a vector. Run just one pass over the bbs instead of separate counting
5019 and computation phase.
5020 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5023 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5024 into *nonlocalized_list vector.
5025 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5026 even if origin is non-NULL.
5027 (gen_variable_die): Likewise.
5028 (process_scope_var): Don't change origin.
5029 (gen_decl_die): Likewise.
5030 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5031 before adding new edges instead of after it, fix moving over
5034 2010-03-11 David S. Miller <davem@davemloft.net>
5036 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5038 * configure: Rebuild.
5040 2010-03-11 Martin Jambor <mjambor@suse.cz>
5042 PR tree-optimization/43257
5043 * tree.c (assign_assembler_name_if_neeeded): New function.
5044 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5046 * tree.h (assign_assembler_name_if_neeeded): Declare.
5047 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5048 the function if needed.
5050 2010-03-11 Chris Demetriou <cgd@google.com>
5052 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5053 include/stdint-gcc.h, and include/stdint.h world-readable.
5055 2010-03-11 Richard Guenther <rguenther@suse.de>
5057 PR tree-optimization/43255
5058 * tree-vrp.c (process_assert_insertions_for): Do not insert
5059 asserts for trivial conditions.
5061 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5063 PR tree-optimization/43280
5064 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5065 generation. Move calculation of size out of the if branch.
5066 (find_bswap): Modify compare number generation.
5068 2010-03-11 Richard Guenther <rguenther@suse.de>
5071 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5072 (input_gimple_stmt): Fixup handled component types during
5073 operand read. Also fix up decls in ADDR_EXPRs.
5075 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5077 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5078 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5080 2010-03-10 Jan Hubicka <jh@suse.cz>
5083 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5084 * varasm.c (get_variable_section): Don't do that here...
5085 (make_decl_rtl): ... and here.
5086 (do_assemble_alias): Produce decl RTL.
5087 (assemble_alias): Likewise.
5089 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5092 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5093 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5095 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5096 (based_loc_descr): Only express drap or vdrap regno based expressions
5097 using DW_OP_fbreg when not optimizing.
5098 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5099 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5100 REG_CFA_SET_VDRAP note.
5102 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5104 PR tree-optimization/43236
5105 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5106 error in calculation of base address in reverse iteration case.
5107 (generate_builtin): Take number of latch executions if the statement
5110 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5113 * tree-eh.c: Include pointer-set.h.
5114 (lower_eh_dispatch): Filter out duplicate case labels and
5115 remove the unneeded edge when the label is unused. Return
5116 true when some edges are removed.
5117 (execute_lower_eh_dispatch): When any lowering resulted in
5118 removing an edge, also delete unreachable blocks.
5120 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5123 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5124 UNSPEC_MACHOPIC_OFFSET.
5126 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5129 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5130 (m68k_delegitimize_address): New function.
5132 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5135 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5138 * var-tracking.c (adjust_sets): New function.
5139 (count_with_sets, add_with_sets): Use it.
5140 (get_adjusted_src): New inline function.
5141 (add_stores): Use it.
5144 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5145 call cselib_dummy_expand_value_rtx_cb instead of
5146 cselib_expand_value_rtx_cb.
5149 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5150 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5151 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5152 and .cfi_endproc around the pic thunks.
5153 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5154 all queued unwind info register saves are saved before the call.
5155 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5156 considered as sp-=4 for unwind info and the pop as sp+=4 which
5157 also clobbers dest, but doesn't actually restore it.
5160 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5161 RTX_FRAME_RELATED_P.
5163 2010-03-09 Jie Zhang <jie@codesourcery.com>
5165 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5166 whitespaces in output template.
5168 2010-03-09 Jie Zhang <jie@codesourcery.com>
5170 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5173 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5175 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5176 builtins.exp in a separate job.
5178 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5180 * graphite-sese-to-poly.c (add_param_constraints): Use
5181 lower_bound_in_type and upper_bound_in_type.
5183 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5185 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5186 instead of unsigned_type_node.
5188 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5189 Reza Yazdani <reza.yazdani@amd.com>
5192 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5193 on pointer type parameters.
5195 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5199 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5200 handle conversions from pointer to integers.
5201 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5202 induction variable, to be able to work with code generated by CLooG.
5203 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5204 (build_poly_scop): Bail out if we cannot codegen a loop.
5206 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5208 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5209 code generation with gloog_error.
5211 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5213 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5214 Call fold_convert on all the returned values.
5215 (expand_scalar_variables_expr): Pass to
5216 expand_scalar_variables_ssa_name the type of the resulting expression.
5218 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5220 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5221 ppl_min_for_le_pointset.
5222 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5223 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5225 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5227 * graphite-dependences.c (map_into_dep_poly): Removed.
5228 (dependence_polyhedron_1): Use combine_context_id_scat.
5230 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5232 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5233 (struct poly_bb): Same.
5234 (combine_context_id_scat): New.
5236 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5239 * sese.c (name_defined_in_loop_p): Return false for default
5242 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5244 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5245 and clean up the logic.
5247 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5249 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5252 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5254 * var-tracking.c (remove_cselib_value_chains): Define only for
5256 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5257 delete_slot_part, emit_notes_for_differences_1): Don't call
5258 remove_cselib_value_chains here.
5259 (set_slot_part, emit_notes_for_differences_2): Don't call
5260 add_cselib_value_chains here.
5261 (preserved_values): New vector.
5262 (preserve_value): New function.
5263 (add_uses, add_stores, vt_add_function_parameters): Use it
5264 instead of cselib_preserve_value.
5265 (changed_values_stack): New vector.
5266 (check_changed_vars_0): New function.
5267 (check_changed_vars_1, check_changed_vars_2): Use it.
5268 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5269 changed_values_stack VALUEs.
5270 (vt_emit_notes): For all preserved_values call
5271 add_cselib_value_chains. If ENABLE_CHECKING call
5272 remove_cselib_value_chains before verifying value_chains is empty.
5273 Initialize and free changed_values_stack.
5274 (vt_initialize): Initialize preserved_values.
5275 (vt_finalize): Free preserved_values.
5277 2010-03-08 Richard Guenther <rguenther@suse.de>
5279 PR tree-optimization/43269
5280 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5283 2010-03-08 Martin Jambor <mjambor@suse.cz>
5285 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5286 (ipa_is_param_called): Removed.
5287 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5288 (ipa_print_node_params): Do not print the called flag.
5289 (ipa_write_node_info): Do not stream the called flag.
5290 (ipa_read_node_info): Likewise.
5292 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5295 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5296 * cselib.c (struct expand_value_data): Add dummy field.
5297 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5299 (cselib_dummy_expand_value_rtx_cb): New function.
5300 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5302 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5303 * var-tracking.c: Include pointer-set.h.
5304 (variable): Change n_var_parts to char from int. Add
5305 cur_loc_changed and in_changed_variables fields.
5306 (variable_canonicalize): Remove.
5307 (shared_var_p): New inline function.
5308 (unshare_variable): Maintain cur_loc_changed and
5309 in_changed_variables fields. If var was in changed_variables,
5310 replace it there with new_var. Just copy cur_loc instead of
5311 resetting it to something else.
5312 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5313 (dataflow_set_union): Don't call variable_canonicalize.
5314 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5315 of their DEBUG_EXPR_TREE_DECLs.
5316 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5317 and in_changed_variables and cur_loc_changed is false.
5318 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5319 and cur_loc_changed. Don't update cur_loc here.
5320 (variable_merge_over_src): Don't call variable_canonicalize.
5321 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5322 removing loc that is equal to cur_loc, clear cur_loc,
5323 set cur_loc_changed and ensure variable_was_changed is called.
5324 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5325 compare pointers in cur_loc check, if it is equal to loc,
5326 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5327 (variable_different_p): Remove compare_current_location argument,
5328 don't compare cur_loc.
5329 (dataflow_set_different_1): Adjust variable_different_p caller.
5330 (variable_was_changed): If dv had some var in changed_variables
5331 already, reset in_changed_variables flag for it and propagate
5332 cur_loc_changed over to the new variable. On empty var
5333 always set cur_loc_changed. Set in_changed_variables on whatever
5334 var is added to changed_variables.
5335 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5336 Use shared_var_p. When removing loc that is equal to cur_loc,
5337 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5338 end, don't set it to something else, just call variable_was_changed.
5339 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5340 loc being removed, clear cur_loc and set cur_loc_changed.
5341 Set cur_loc_changed if all locations have been removed.
5342 (struct expand_loc_callback_data): New type.
5343 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5344 allocated. Always create SUBREGs if simplify_subreg failed.
5345 Prefer to use cur_loc, when that fails and still in
5346 changed_variables (and seen first time) recompute it. Set
5347 cur_loc_changed of variables which had to change cur_loc and
5348 compute elcd->cur_loc_changed if any of the subexpressions used
5349 had to change cur_loc.
5350 (vt_expand_loc): Adjust to pass arguments in
5351 expand_loc_callback_data structure.
5352 (vt_expand_loc_dummy): New function.
5353 (emitted_notes): New variable.
5354 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5355 that weren't used for any other decl in current
5356 emit_notes_for_changes call call vt_expand_loc_dummy to update
5357 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5358 first loc_chain location if NULL before. Always use just
5359 cur_loc instead of first loc_chain location. When cur_loc_changed
5360 is false, when not --enable-checking=rtl just don't emit any note.
5361 When rtl checking, compute the note and assert it is the same
5362 as previous note. Clear cur_loc_changed and in_changed_variables
5363 at the end before removing from changed_variables.
5364 (check_changed_vars_3): New function.
5365 (emit_notes_for_changes): Traverse changed_vars to call
5366 check_changed_vars_3 on each changed var.
5367 (emit_notes_for_differences_1): Clear cur_loc_changed and
5368 in_changed_variables. Recompute cur_loc of new_var.
5369 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5370 (vt_emit_notes): Initialize and destroy emitted_notes.
5372 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5374 PR rtl-optimization/42220
5375 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5376 Use verify_reg_tracked to determine if we should use OP_OUT rather
5378 (build_def_use): If we see an in-out operand for a register that we
5379 know nothing about, treat is an output if possible, fail the block if
5382 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5385 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5388 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5391 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5392 uses of relevant DEFs that are dead outside the loop too.
5394 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5396 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5398 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5400 * var-tracking.c (values_to_unmark): New variable.
5401 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5402 values_to_unmark vector. Moved body to...
5403 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5404 instead queue it into values_to_unmark vector.
5405 (vt_find_locations): Free values_to_unmark vector.
5407 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5409 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5410 (site.exp): Export them when plugins are enabled.
5412 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5415 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5417 (chrec_fold_multiply): Same.
5419 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5422 * c-decl.c (build_compound_literal): Return early if init is
5425 2010-03-04 Martin Jambor <mjambor@suse.cz>
5427 PR tree-optimization/43164
5428 PR tree-optimization/43191
5429 * tree-sra.c (type_consists_of_records_p): Reject records with
5430 zero-size bit-fields at the end.
5432 2010-03-04 Mike Stump <mikestump@comcast.net>
5434 * Makefile.in (TAGS): Remove *.y.
5436 2010-03-04 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/40761
5439 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5441 (my_rev_post_order_compute): New function.
5442 (init_pre): Call it.
5444 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5447 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5448 decrease the cost of an IV candidate when the cost is infinite.
5450 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5452 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5453 Use '3DNow!' for the extension of that name, ensure normal space
5455 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5457 2010-03-03 Jeff Law <law@redhat.com>
5459 * PR middle-end/32693
5460 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5461 than gen_rtx_SUBREG.
5462 (extract_bit_field_1): Likewise.
5464 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5466 * doc/sourcebuild.texi (Test directives): Document that arguments
5467 include-opts and exclude-opts are now optional for dg-skip-if,
5468 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5470 2010-03-03 Jason Merrill <jason@redhat.com>
5473 * cgraph.h (varpool_node): Add extra_name field.
5474 * varpool.c (varpool_extra_name_alias): New.
5475 (varpool_assemble_decl): Emit extra name aliases.
5476 (varpool_mark_needed_node): Look past an extra name alias.
5477 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5478 * lto-streamer-in.c (lto_input_tree): Read it.
5479 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5481 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5483 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5484 (sparc*-*-solaris2*): ...this.
5486 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5489 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5490 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5491 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5492 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5495 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5496 fallthrough to default handling, just with want_address 0 instead of 2.
5497 For single element lists, add_AT_loc directly, otherwise create an
5498 artificial variable DIE and stick location list to it.
5501 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5502 (VAL_EXPR_HAS_REVERSE): Define.
5503 (reverse_op): New function.
5504 (add_stores): For reversible operations add an extra MO_VAL_USE.
5506 2010-03-02 Jason Merrill <jason@redhat.com>
5508 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5510 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5512 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5513 (sparc64-*-linux*): Likewise.
5514 (sparc64-*-solaris2*): Include assembler files before linker ones.
5515 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5516 * config/sparc/gas.h: Delete.
5517 * config/sparc/sol2-64.h: Add copyright notice.
5518 * config/sparc/sol2-gas-bi.h: Likewise.
5519 * config/sparc/sol2-gld.h: Likewise.
5520 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5521 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5522 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5523 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5524 (sparc_elf_asm_named_section): Rename into...
5525 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5527 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5529 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5531 2010-03-02 Jeff Law <law@redhat.com>
5534 * reload1.c (rtx_p, substitute_stack): Declare.
5535 (substitute): Record addresses of changed rtxs.
5536 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5537 Restore the original rtx when complete.
5538 (reload): Free subsitute_stack when complete.
5540 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5542 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5543 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5545 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5546 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5547 Torture Tests): Change from subsection to section.
5549 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5550 Steven Bosscher <steven@gcc.gnu.org>
5552 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5555 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5558 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5559 the assignment from the new induction variable to the assignment
5560 of the value from the original loop PHI function.
5562 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5563 Daniel Jacobowitz <dan@codesourcery.com>
5565 * doc/sourcebuild.texi (Test directives): Clarify options to
5568 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5570 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5571 Disable cfi directives unless GCC and gas agree on using read-only
5572 .eh_frame sections for 64-bit.
5573 * configure: Regenerate.
5575 2010-03-01 Richard Guenther <rguenther@suse.de>
5577 PR tree-optimization/43220
5578 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5579 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5581 2010-03-01 Richard Guenther <rguenther@suse.de>
5582 Martin Jambor <mjambor@suse.cz>
5585 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5586 gimplified parameters.
5588 2010-03-01 Christian Bruel <christian.bruel@st.com>
5590 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5592 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5594 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5596 2010-03-01 Richard Guenther <rguenther@suse.de>
5599 * expr.c (expand_assignment): Use the alias-oracle to tell
5600 if the rhs aliases the result decl.
5602 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5605 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5606 to sol_gt_pch_get_address.
5607 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5608 64-bit, SPARC and x86.
5609 (sol_gt_pch_get_address): New function.
5611 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5613 * toplev.h (inform_n, error_n): Declare.
5614 * diagnostic.c (inform_n, error_n): New function.
5616 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5618 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5619 has no rtl yet when processing local_decls, queue it and recheck
5620 if deferred stack allocation hasn't assigned it rtl.
5622 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5624 * config/sh/sh.c (unspec_bbr_uid): New.
5625 (gen_block_redirect): Use it instead of INSN_UID.
5626 (gen_far_branch): Likewise.
5628 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5630 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5631 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5633 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5635 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5636 (Warning Options): -Wno-conversion-null is valid for
5637 Objective-C++ as well.
5638 * doc/tm.texi (Named Address Spaces): Likewise.
5639 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5640 * doc/tree-ssa.texi (Tree SSA): Likewise.
5642 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5645 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5646 by default. Don't set the default arch for
5647 i[34567]86-*-darwin*|x86_64-*-darwin*.
5649 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5652 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5653 default. Set the default 32bit/64bit archs with $with_arch
5654 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5656 2010-02-27 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/43186
5659 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5660 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5661 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5662 unroller iterations.
5664 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5666 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5667 required and i[34567]86-*-* targets don't support 64bit ISA.
5669 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5672 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5675 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5677 * config.gcc: Set the default arch at least to Prescott for
5678 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5679 if SSE math is enabled.
5681 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5683 * diagnostic.c (diagnostic_initialize): Update.
5684 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5686 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5687 (diagnostic_inhibit_notes): New.
5688 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5690 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5693 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5694 * doc/standards.texi: Likewise.
5695 * doc/extend.texi: Likewise.
5696 * doc/trouble.texi: Likewise.
5697 * doc/cppopts.texi: Likewise.
5698 * doc/install.texi: Likewise.
5699 * c.opt (std=c90,std=gnu90): New options.
5700 * c-opts.c (c_common_handle_option): Handle them.
5702 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5705 * c-decl.c (undeclared_variable): Use an informative note.
5707 2010-02-26 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/43186
5710 * gimple.h (gimple_fold): Remove.
5711 * gimple.c (gimple_fold): Remove. Inline into single user ...
5712 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5713 Try harder for conditions.
5715 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5718 * function.c (used_types_insert): Don't skip through named pointer
5719 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5720 and it is different from the main variant's type.
5722 2010-02-26 Nick Clifton <nickc@redhat.com>
5724 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5726 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5728 * config.gcc: Support --with-fpmath=sse for x86.
5730 * config/i386/ssemath.h: New.
5732 * doc/install.texi (--with-fpmath=sse): Documented.
5734 2010-02-26 Richard Guenther <rguenther@suse.de>
5736 PR tree-optimization/43188
5737 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5738 vector types of over-aligned element type.
5740 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5743 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5744 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5746 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5748 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5750 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5752 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5753 * var-tracking.c: Include diagnostic.h.
5754 (debug_dv): New function.
5755 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5758 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5759 (add_value_chain, add_value_chains, remove_value_chain,
5760 remove_value_chains): Handle DEBUG_EXPRs.
5761 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5764 * regcprop.c (struct queued_debug_insn_change): New type.
5765 (struct value_data_entry): Add debug_insn_changes field.
5766 (struct value_data): Add n_debug_insn_changes field.
5767 (debug_insn_changes_pool): New variable.
5768 (free_debug_insn_changes, apply_debug_insn_changes,
5769 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5770 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5771 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5773 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5775 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5776 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5777 changes, call cprop_find_used_regs via note_stores.
5778 (copyprop_hardreg_forward): When copying vd from predecessor
5779 which has any queued DEBUG_INSN changes, make sure the pointers are
5780 cleared. At the end call df_analyze and then if there are any
5781 DEBUG_INSN changes queued at the end of some basic block for still
5782 live registers, apply them.
5783 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5785 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5787 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5790 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5792 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5793 targets. Set the default with_cpu/with_arch from arch/cpu.
5794 Allow x86-64 and native for with_cpu/with_arch.
5796 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5798 * ebitmap.c: Change calls to verify_popcount with calls to
5799 sbitmap_verify_popcount.
5800 (ebitmap_clear_bit): Fixed map->cacheindex test and
5801 map>cache update when bit clearing results in an empty
5804 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5807 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5808 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5809 and support both V2DF and V2DI modes.
5810 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5811 support both V2DF and V2DI modes.
5812 (general): Delete trailing whitespace from a few patterns.
5814 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5815 V2DF/V2DI interleave high/low builtins.
5817 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5820 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5821 interleave high/low functions.
5823 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5825 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5826 #pragma extern_prefix.
5828 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5831 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5832 BLKmode, assert op0 is a MEM and just adjust its mode.
5835 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5836 if bitpos isn't multiple of mode's bitsize.
5838 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5840 * c.opt (-ftemplate-depth=): New.
5841 (-ftemplate-depth-): Deprecate.
5842 * optc-gen.awk: Handle -ftemplate-depth=.
5843 * opth-gen.awk: Likewise.
5844 * c-opts.c (c_common_handle_option): Likewise.
5845 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5847 2010-02-24 Jason Merrill <jason@redhat.com>
5849 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5851 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5853 * cfg.c (alloc_aux_for_block): Remove inline.
5854 (alloc_aux_for_edge): Likewise.
5856 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5858 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5860 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5862 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5863 * config/i386/sol2-gas.h: New file.
5864 * config.gcc (i[34567]86-*-solaris2*): Use it.
5866 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5869 * c-typeck.c (ep_convert_and_check): New.
5870 (build_conditional_expr): Use it.
5871 (build_binary_op): Likewise.
5873 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5875 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5878 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5879 bounds even for -O+.
5880 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5881 expr needs to have DECL_NAME set.
5883 2010-02-24 Nick Clifton <nickc@redhat.com>
5885 * config/mep/mep.c: Include gimple.h.
5886 (mep_function_uses_sp): Delete unused function.
5887 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5888 parameters. Use unsigned integers to count args. Return a
5889 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5891 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5894 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5895 greater or equal to nelt instead of 2 * nelt.
5896 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5899 2010-02-23 Jason Merrill <jason@redhat.com>
5902 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5903 in cfun->local_decls even if they have register types.
5906 * stor-layout.c (place_field): Don't warn about unnecessary
5907 DECL_PACKED if the type is packed.
5909 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5912 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5913 GOTOFF relocs, even when the base reg isn't pic pointer.
5915 2010-02-23 Michael Matz <matz@suse.de>
5918 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5919 (expand_gimple_basic_block): Generate and use debug temps if there
5920 are debug uses left after the last real use of TERed ssa names.
5921 Unlink debug immediate uses when they are expanded.
5923 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5926 * config/i386/i386.c (override_options): Reorganise to provide
5927 better error messages.
5929 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5932 * graphite-scop-detection.c (create_single_exit_edge): Move
5933 the call to find_single_exit_edge to....
5934 (create_sese_edges): ...here. Don't handle multiple edges
5935 exiting the function.
5936 (build_graphite_scops): Don't handle multiple edges
5937 exiting the function.
5939 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5942 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5943 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5945 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5948 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5950 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5953 * c-typeck.c (convert_arguments): Print declaration location.
5954 * c-common.c (validate_nargs): Rename as
5955 builtin_function_validate_nargs.
5956 (check_builtin_function_arguments): Update.
5958 2010-02-22 Richard Guenther <rguenther@suse.de>
5961 * tree-inline.c (declare_return_variable): Use the type of
5962 the call stmt lhs if available.
5964 2010-02-22 Duncan Sands <baldrick@free.fr>
5966 * passes.c (register_pass): Always consider all pass lists when
5967 ref_pass_instance_number is zero.
5969 2010-02-22 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/42749
5972 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5973 parameter. Do arithmetic in the original type.
5974 (update_accumulator_with_ops): Likewise.
5975 (adjust_accumulator_values): Adjust.
5977 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5979 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5980 (QI to BLKmode splitter): New splitter.
5982 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5984 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5985 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5987 2010-02-22 Richard Guenther <rguenther@suse.de>
5989 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5991 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5993 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5994 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5995 ($(T)crti.o, $(T)crtn.o): Remove rules.
5997 2010-02-21 Tobias Burnus <burnus@net-b.de>
6000 * doc/invoke.texi (-fassociative-math): Document that this
6001 option is automatically enabled for Fortran.
6003 2010-02-20 David S. Miller <davem@davemloft.net>
6005 * configure.ac: Test if linker and assembler properly support
6006 GOTDATA_OP relocations.
6007 * configure: Rebuild.
6008 * config.in: Likewise.
6009 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6010 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6011 (movsi_high_pic): Likewise.
6012 (movdi_lo_sum_pic): Likewise.
6013 (movdi_high_pic): Likewise.
6014 (movsi_pic_gotdata_op): New pattern.
6015 (movdi_pic_gotdata_op): Likewise.
6016 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6017 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6019 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6022 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6023 attribute to ssemul.
6024 (xop_mulv2div2di3_high): Ditto.
6026 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6029 * c.opt (Wconversion-null): New option.
6030 * doc/invoke.texi (Wconversion-null): Document.
6032 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6034 * common.opt (Wlarger-than-): Add Undocumented.
6036 2010-02-19 Mike Stump <mikestump@comcast.net>
6038 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6040 2010-02-19 Jason Merrill <jason@redhat.com>
6043 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6044 * configure: Likewise.
6046 2010-02-20 Alan Modra <amodra@gmail.com>
6049 * cgraph.h (cgraph_make_decl_local): Declare.
6050 * cgraph.c (cgraph_make_decl_local): New function.
6051 (cgraph_make_node_local): Use it.
6052 * cgraphunit.c (cgraph_function_versioning): Likewise.
6053 * ipa.c (function_and_variable_visibility): Likewise.
6055 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6058 * except.c (sjlj_emit_function_enter): Don't call
6059 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6061 * rtl.h (add_reg_br_prob_note): Remove prototype.
6063 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6066 * c-common.c (conversion_warning): Remove widening conversions
6067 before checking the conversion of integers to reals.
6069 2010-02-19 Mike Stump <mikestump@comcast.net>
6072 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6075 * cgraphunit.c (process_function_and_variable_attributes): Check
6076 DECL_PRESERVE_P instead of looking up attribute "used".
6077 * ipa-pure-const.c (check_decl): Likewise.
6078 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6079 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6080 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6081 instead of attribute "used".
6082 * config/sol2-c.c (solaris_pragma_init): Likewise.
6083 (solaris_pragma_fini): Likewise.
6085 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6087 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6088 Use XCNEW instead of xcalloc.
6089 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6090 XNEW instead of xmalloc.
6091 (get_fields): Use XNEWVEC instead of xmalloc.
6094 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6095 populate vars array.
6096 (create_new_general_access): For debug stmts just reset value.
6097 (get_stmt_accesses): For accesses within debug stmts just record them
6098 using add_access_to_acc_sites instead of preventing the peeling or
6099 counting them as accesses.
6102 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6104 2010-02-19 Richard Guenther <rguenther@suse.de>
6106 PR tree-optimization/42916
6107 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6110 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6112 * configure.ac: Replace all uses of changequote in macro arguments
6113 with proper quoting.
6115 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6118 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6120 2010-02-19 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/42944
6123 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6124 test for aliasing with errno.
6126 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6129 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6130 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6131 * dojump.c: Include output.h.
6132 (inv): New inline function.
6133 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6134 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6135 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6136 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6137 argument, pass it down to other calls.
6138 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6139 add REG_BR_PROB note to the conditional jump.
6140 * cfgexpand.c (add_reg_br_prob_note): Removed.
6141 (expand_gimple_cond): Don't call it, add the probability
6142 as last argument to jumpif_1/jumpifnot_1.
6143 * Makefile.in (dojump.o): Depend on output.h.
6144 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6146 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6147 * stmt.c (do_jump_if_equal): Likewise.
6148 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6149 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6150 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6152 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6153 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6154 jumpifnot_1 callers.
6155 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6157 (store_expr): Adjust jumpifnot caller.
6158 (store_constructor): Adjust jumpif caller.
6161 * gimplify.c (gimple_boolify): For __builtin_expect call
6162 gimple_boolify also on its first argument.
6164 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6166 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6168 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6169 * configure: Regenerated.
6171 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6173 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6174 lang_hooks.types_compatible_p instead of comptypes.
6176 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6178 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6179 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6180 if __prefer_thumb__ is defined.
6182 2010-02-18 Martin Jambor <mjambor@suse.cz>
6184 PR tree-optimization/43066
6185 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6186 array with zero-sized element type.
6188 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6190 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6191 rtx, allocate struct var_loc_node here and return it to the
6192 caller, and only if it is actually needed.
6193 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6194 move it earlier and return immediately if it returns NULL.
6196 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6198 * config/sparc/gas.h: New file. Restore
6199 TARGET_ASM_NAMED_SECTION to its ELF default.
6200 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6202 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6203 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6204 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6205 after sparc/sysv4.h.
6207 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6209 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6211 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6213 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6214 patterns from predicated pattern.
6216 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6219 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6220 for insn mnemonic suffix.
6222 2010-02-17 Richard Guenther <rguenther@suse.de>
6224 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6227 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6230 * caller-save.c (save_call_clobbered_regs): If BB ends with
6231 a DEBUG_INSN, move any notes in between last real insn and the last
6232 DEBUG_INSN after the last DEBUG_INSN.
6234 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6236 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6237 Fix return type. Fix argument type. Explain meaning of return value.
6239 2010-02-16 Richard Guenther <rguenther@suse.de>
6241 PR tree-optimization/41043
6242 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6243 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6245 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6247 2010-02-16 Ira Rosen <irar@il.ibm.com>
6249 PR tree-optimization/43074
6250 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6251 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6252 vectorizable cycles in hybrid SLP check.
6253 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6255 2010-02-16 Richard Guenther <rguenther@suse.de>
6257 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6258 (true_dependence): If memrefs_conflict_p computes must-alias
6259 trust it. Move TBAA check after offset-based disambiguation.
6260 (canon_true_dependence): Likewise.
6262 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6264 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6265 * doc/invoke.texi: Document it.
6266 * var-tracking.c: Include toplev.h and params.h.
6267 (vt_find_locations): Return bool indicating success. Compute
6268 hash sizes unconditionally. Check new parameter, report.
6269 (variable_tracking_main_1): Check vt_find_locations results and
6270 retry. Renamed from...
6271 (variable_tracking_main): ... this. New wrapper to preserve
6272 flag_var_tracking_assignments.
6273 * Makefile.in (var-tracking.o): Adjust dependencies.
6275 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6276 Jakub Jelinek <jakub@redhat.com>
6279 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6280 if weak_import attribute is present.
6281 * config/darwin.c (machopic_select_section): Likewise.
6283 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6285 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6286 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6287 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6288 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6290 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6293 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6296 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6297 Rewrite text to refer to the names.
6299 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6301 * config/i386/i386-builtin-types.def
6302 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6303 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6304 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6305 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6306 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6307 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6308 IX86_BUILTIN_VPERMIL2PS256.
6309 (MULTI_ARG_4_DF2_DI_I): Defined.
6310 (MULTI_ARG_4_DF2_DI_I1): Defined.
6311 (MULTI_ARG_4_SF2_SI_I): Defined.
6312 (MULTI_ARG_4_SF2_SI_I1): Defined.
6313 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6314 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6315 __builtin_ia32_vpermil2ps256.
6316 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6317 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6318 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6319 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6320 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6321 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6322 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6323 CODE_FOR_xop_vpermil2v8sf3.
6324 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6325 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6326 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6327 (_mm256_permute2_pd): New.
6328 (_mm_permute2_ps): New.
6329 (_mm256_permute2_ps): New.
6331 2010-02-15 Nick Clifton <nickc@redhat.com>
6333 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6334 boolean parameters. Use emit_jump_insn when emitting a pop
6335 instruction containing a return insn.
6336 (push): Use 'true' rather than '1' as second parameter to F.
6337 (h8300_expand_prologue): Likewise.
6338 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6339 (h8300_expand_epilogue): Likewise.
6341 2010-02-15 Richard Guenther <rguenther@suse.de>
6344 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6347 2010-02-15 Nick Clifton <nickc@redhat.com>
6349 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6352 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6354 * intl.c (fake_ngettext): New function.
6355 * intl.h (fake_ngettext): Declare.
6356 (ngettext): Define macro.
6357 * collect2.c (notice_translated): New function.
6358 (main): Use notice_translated and ngettext.
6359 * collect2.h (notice_translated): Declare.
6361 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6363 * reorg.c (delete_computation): Comment fixes.
6364 * caller-save.c (setup_save_areas): Idem.
6365 * sel-sched-dump.c (dump_lv_set): Idem.
6368 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6370 * config/s390/s390.c (s390_sched_init): New function.
6371 (TARGET_SCHED_INIT): Target hook defined.
6373 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6374 Jack Howarth <howarth@bromo.med.uc.edu>
6375 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6378 Partial revert of unintended change in fix for PR41605.
6379 * config/darwin.h: Fix typo.
6380 * config/darwin9.h: Same.
6382 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6384 * c-pch.c (pch_init): Clear v.
6386 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6389 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6390 graphite_can_represent_init for MULT_EXPR.
6392 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6396 * graphite-sese-to-poly.c (remove_phi): New.
6397 (translate_scalar_reduction_to_array): Call remove_phi.
6399 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6402 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6403 * graphite-clast-to-gimple.h (gloog): Update declaration.
6404 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6405 * graphite-poly.h (struct poly_bb): Add missing comments.
6406 (struct scop): Add poly_scop_p field.
6408 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6409 * graphite.c (graphite_transform_loops): Build the polyhedral
6410 representation for each scop before code generation.
6411 * sese.c (rename_variables_in_operand): Removed.
6412 (rename_variables_in_expr): Return the renamed expression.
6413 (rename_sese_parameters): New.
6414 * sese.h (rename_sese_parameters): Declared.
6416 2010-02-11 Richard Guenther <rguenther@suse.de>
6418 PR tree-optimization/42998
6419 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6420 POINTER_PLUS_EXPR properly.
6422 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6423 Changpeng Fang <changpeng.fang@amd.com>
6426 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6427 the cost of an IV candidate when the IV is used in a test against zero.
6429 * gcc.dg/tree-ssa/ivopts-3.c: New.
6431 2010-02-11 Richard Guenther <rguenther@suse.de>
6434 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6435 pointer-vs-decl case by swapping refs. Handle some cases
6436 of pointer-vs-decl disambiguations more conservatively.
6437 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6438 to false after expanding.
6440 2010-02-11 Richard Guenther <rguenther@suse.de>
6443 * gcc.c (process_command): Handle LTO file@offset case more
6446 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6448 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6449 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6451 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6453 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6454 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6455 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6456 Optimize eq/ne comparisons when both arguments are known to be
6458 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6459 Don't mask operands unnecessarily if they are known to be already
6462 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6464 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6467 2010-02-10 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/43017
6470 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6471 for wrapping signed arithmetic.
6473 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6476 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6477 if no debug info should be emitted for it.
6479 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6482 note when flag_exceptions is set.
6484 2010-02-10 Duncan Sands <baldrick@free.fr>
6486 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6488 2010-02-10 Richard Guenther <rguenther@suse.de>
6491 * tree.c (get_unwidened): Handle constants.
6492 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6494 2010-02-10 Martin Jambor <mjambor@suse.cz>
6497 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6498 check for variable argument counts independently.
6500 2010-02-10 Christian Bruel <christian.bruel@st.com>
6503 * config/sh/sh.c (find_barrier): Increase length for non delayed
6504 conditional branches.
6506 2010-02-10 Christian Bruel <christian.bruel@st.com>
6508 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6510 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6512 * builtins.c (set_builtin_user_assembler_name): Also handle
6513 ffs if int is smaller than word.
6515 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6518 * ira-conflicts.c (get_dup): Remove.
6519 (process_reg_shuffles): Add new parameter. Use it as an
6520 additional guard for copy generation.
6521 (add_insn_allocno_copies): Rewrite.
6523 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6525 * common.opt (fsched2-use-traces): Preserved for backward
6527 * doc/invoke.texi: Remove the documentation about option
6528 -fsched2-use-traces.
6529 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6530 flag_sched2_use_traces.
6531 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6532 the backward compatibility flag section.
6534 2010-02-09 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimization/43008
6537 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6538 make HEAP variables initialized from global memory if they
6539 are not known builtin functions.
6540 (find_func_aliases): Adjust.
6542 2010-02-09 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/43000
6545 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6546 arithmetic manually.
6548 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6550 PR tree-optimization/42931
6551 * tree-loop-linear.c (try_interchange_loops): Don't call
6552 double_int_mul if estimated_loop_iterations failed.
6554 2010-02-08 Martin Jambor <mjambor@suse.cz>
6557 * tree-sra.c (build_accesses_from_assign): Do not mark in
6558 should_scalarize_away_bitmap if stmt has volatile ops.
6559 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6562 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6564 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6566 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6568 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6571 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6574 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6576 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6579 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6580 to unknown_dependence.
6581 (graphite_legal_transform_dr): Handle the unknown_dependence.
6582 (graphite_carried_dependence_level_k): Same.
6584 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6586 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6588 2010-02-07 Richard Guenther <rguenther@suse.de>
6591 * expr.c (get_inner_reference): Always initialize *pbitsize.
6593 2010-02-07 Richard Guenther <rguenther@suse.de>
6596 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6597 new ARRAY_REFs on variable size element or minimal index arrays.
6599 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6600 gimple_fold_indirect_ref.
6602 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6605 * arm.c (arm_override_options): Just return if the user has specified
6606 an invalid fpu name.
6608 2010-02-03 Jason Merrill <jason@redhat.com>
6611 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6612 i386_pe_maybe_record_exported_symbol.
6614 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6617 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6618 (pa_delegitimize_address): New function.
6620 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6622 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6623 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6625 2010-02-05 Richard Guenther <rguenther@suse.de>
6628 * lto-streamer-in.c (get_resolution): Deal with references
6629 to undefined functions.
6631 2010-02-05 Richard Guenther <rguenther@suse.de>
6633 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6634 (fold_const_aggregate_ref): Likewise.
6635 (ccp_fold_stmt): Substitute loads.
6636 (maybe_fold_reference): Verify types before substituting.
6638 (fold_gimple_assign): Unshare properly.
6639 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6641 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6643 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6644 for rs6000_gen_cell_microcode.
6646 2010-02-04 Richard Guenther <rguenther@suse.de>
6648 PR rtl-optimization/42952
6649 * dse.c (const_or_frame_p): Remove MEM handling.
6651 2010-02-04 Nick Clifton <nickc@redhat.com>
6653 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6654 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6655 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6656 (mn10300_asm_output_mi_thunk): New function.
6657 (mn10300_can_output_mu_thunk): New function.
6658 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6659 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6660 (FUNCTION_ARG): Delete incorrect comment.
6662 2010-02-03 Jason Merrill <jason@redhat.com>
6665 * fold-const.c (operand_equal_p): Handle erroneous types.
6667 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6669 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6671 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6673 PR rtl-optimization/42941
6674 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6677 2010-02-03 Jason Merrill <jason@redhat.com>
6680 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6682 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6685 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6686 (cselib_reset_table): Renamed from...
6687 (cselib_reset_table_with_next_value): ... this.
6688 (cselib_get_next_uid): Renamed from...
6689 (cselib_get_next_unknown_value): ... this.
6690 * cselib.c (next_uid): Renamed from...
6691 (next_unknown_value): ... this.
6692 (cselib_clear_table): Adjust.
6693 (cselib_reset_table): Adjust. Renamed from...
6694 (cselib_reset_table_with_next_value): ... this.
6695 (cselib_get_next_uid): Adjust. Renamed from...
6696 (cselib_get_next_unknown_value): ... this.
6697 (get_value_hash): Use hash.
6698 (cselib_hash_rtx): Likewise.
6699 (new_cselib_val): Adjust. Set and dump uid.
6700 (cselib_lookup_mem): Pass next_uid as hash.
6701 (cselib_subst_to_values): Likewise.
6702 (cselib_log_lookup): Dump uid.
6703 (cselib_lookup): Pass next_uid as hash. Adjust.
6704 (cselib_process_insn): Adjust.
6705 (cselib_init): Initialize next_uid.
6706 (cselib_finish): Adjust.
6707 (dump_cselib_table): Likewise.
6708 * dse.c (canon_address): Dump value uid.
6709 * print-rtl.c (print_rtx): Print value uid.
6710 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6712 (dv_uid): New function, sort of renamed from...
6713 (dv_htab_hash): ... this, reimplemented in terms of it and...
6714 (dv_uid2hash): ... this. New.
6715 (variable_htab_eq): Drop excess assertions.
6716 (tie_break_pointers): Removed.
6717 (canon_value_cmp): Compare uids.
6718 (variable_post_merge_New_vals): Print uids.
6719 (vt_add_function_parameters): Adjust.
6720 (vt_initialize): Reset table. Adjust.
6722 2010-02-03 Richard Guenther <rguenther@suse.de>
6724 PR tree-optimization/42944
6725 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6726 (call_may_clobber_ref_p_1): Likewise. Properly handle
6727 malloc and calloc clobbering errno.
6729 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6731 * doc/invoke.texi: Fix name of sched1 dump.
6733 * opts.c (decode_options): Set flag_tree_switch_conversion
6734 only conditionally on optimize >= 2.
6736 * gcse.c: Assorted comment fixes in pass description.
6738 2010-02-03 Anthony Green <green@moxielogic.com>
6740 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6741 nop padding in order to maintain alignment of storage location of
6742 target function address.
6743 (moxie_trampoline_init): Store target function address at newly
6745 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6747 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6749 2010-02-03 Richard Guenther <rguenther@suse.de>
6752 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6754 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6756 * config.gcc: Reenable check for obsolete targets.
6757 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6758 mips-sgi-irix6.[0-4]*.
6760 2010-02-02 Nick Clifton <nickc@redhat.com>
6762 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6763 constant size of 4 as being the same as 0.
6764 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6765 can take values in the range 0..4.
6767 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6770 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6771 as _darwin10_Unwind_FindEnclosingFunction().
6772 * libgcc-libsystem.ver: New.
6774 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6777 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6778 implicitly set registers.
6780 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6782 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6783 (arm_override_options): Allow automatic selection of the thread
6784 pointer register if thumb2.
6785 (legitimize_pic_address): Improve code sequences for Thumb2.
6786 (arm_call_tls_get_addr): Likewise.
6787 (legitimize_tls_address): Likewise.
6788 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6789 (pic_load_addr_32bit): ... this. New named pattern.
6790 * thumb2.md (pic_load_addr_thumb2): Delete.
6791 (pic_load_dot_plus_four): Delete.
6792 (tls_load_dot_plus_four): New named pattern.
6794 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6797 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6798 Document fix for TLS bug.
6800 2010-01-31 Richard Guenther <rguenther@suse.de>
6802 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6803 conservatively correct.
6805 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6809 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6811 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6813 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6815 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6817 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6819 * config.gcc: Adjust order of makefile fragments for mingw targets.
6821 2010-01-31 Richard Guenther <rguenther@suse.de>
6824 * gimplify.c (gimplify_init_constructor): For volatile LHS
6825 initialize a temporary.
6827 2010-01-31 Matthias Klose <doko@ubuntu.com>
6829 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6831 * configure: Regenerate.
6833 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6835 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6836 the same alias set and their sizes different constantness.
6837 (aliasing_component_refs_p): Revert 2009-10-24 change.
6839 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6841 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6844 2010-01-29 Richard Guenther <rguenther@suse.de>
6846 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6847 Assert we successfully updated the call.
6849 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6851 PR rtl-optimization/42889
6852 * df.h (df_set_bb_dirty_nonlr): New prototype.
6853 * df-core.c (df_set_bb_dirty_nonlr): New function.
6854 * df-scan.c (df_insn_rescan): Call it instead of
6855 df_set_bb_dirty for DEBUG_INSNs.
6857 2010-01-29 Richard Guenther <rguenther@suse.de>
6860 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6861 quadratic behavior in most cases.
6863 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6866 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6867 in the call to gen_x86_movsicc_0_m1.
6869 2010-01-28 Richard Guenther <rguenther@suse.de>
6871 PR tree-optimization/42871
6872 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6874 2010-01-28 Richard Guenther <rguenther@suse.de>
6876 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6877 into call arguments.
6879 2010-01-28 Richard Guenther <rguenther@suse.de>
6882 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6883 the forwarder if the destination is an EH landing pad.
6885 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6887 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6888 block list passed to gimple_duplicate_sese_tail.
6889 (parallelize_loops): Avoid parallelization when the function
6891 Avoid parallelization when the preheader is IRREDUCIBLE.
6892 Try to optimize when estimated_loop_iterations_int is unresolved.
6893 Add the loop's location to the dump file.
6894 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6895 (gimple_duplicate_sese_tail): Remove the check for the latch.
6896 Redirect nexits to the exit block.
6897 Remove handling of the incoming edges to the latch.
6898 Redirect the backedge from the copied latch to the exit bb.
6900 2010-01-28 Michael Matz <matz@suse.de>
6903 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6904 Wrap force_reg into a sequence, emit it before user.
6906 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6908 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6910 (arm_legacy_rev): Likewise.
6911 (thumb_legacy_rev): Likewise.
6913 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6915 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6916 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6917 on MEM's address failed, try avoid_constant_pool_reference and
6918 recurse if it returned something different.
6919 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6920 address, try avoid_constant_pool_reference and recurse if it
6921 returned something different.
6922 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6923 address and avoid_constant_pool_reference returned something
6924 different, don't set have_address.
6926 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6929 * var-tracking.c (val_store): Add modified argument, obey it.
6931 (count_uses): Move down logging of main.
6932 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6933 don't need resolution.
6934 (emit_notes_in_bb): Likewise.
6936 2010-01-27 Richard Guenther <rguenther@suse.de>
6939 * tree-inline.c (remap_decl): Delay remapping of SSA name
6940 default definitions until we need them.
6942 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6944 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6945 (rs6000_delegitimize_address): New function.
6947 * config/s390/s390.c (s390_delegitimize_address): Call
6948 delegitimize_mem_from_attrs.
6951 * tree-inline.c (cannot_copy_type_1): Removed.
6952 (copy_forbidden): Don't forbid copying of functions containing
6953 records/unions with variable length fields.
6955 2010-01-27 Christian Bruel <christian.bruel@st.com>
6959 * config/sh/sh.c (find_barrier): Increase length for non delayed
6960 conditional branches.
6962 2010-01-27 Matthias Klose <doko@ubuntu.com>
6964 * configure.ac (gnu-unique-object): Fix ldd version check.
6965 * configure: Regenerate.
6967 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6969 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6971 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6972 Test for HAVE_GNU_AS value.
6974 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6976 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6977 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6978 INT64_TYPE): Define.
6979 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6980 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6981 INT_LEAST64_TYPE): Define.
6982 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6983 UINT_LEAST64_TYPE): Define.
6984 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6985 INT_FAST64_TYPE): Define.
6986 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6987 UINT_FAST64_TYPE): Define.
6988 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6989 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6990 (SIG_ATOMIC_TYPE): Define.
6992 2010-01-26 Richard Guenther <rguenther@suse.de>
6994 * df-scan.c (df_scan_set_bb_info): Remove assert.
6995 (df_insn_rescan_debug_internal): Merge asserts.
6996 (df_install_ref): Likewise.
6997 (df_mark_reg): Use bitmap_set_range.
6998 (df_hard_reg_used_p): Remove assert.
6999 (df_hard_reg_used_count): Likewise.
7001 2010-01-26 Richard Guenther <rguenther@suse.de>
7003 PR rtl-optimization/42685
7004 * web.c (web_main): Ignore DEBUG_INSNs.
7006 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7008 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7010 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7011 Fix types of fndecl and arglist parameters.
7013 2010-01-26 Richard Guenther <rguenther@suse.de>
7016 * tree-eh.c (unsplit_eh): Skip debug insns.
7018 2010-01-26 Richard Guenther <rguenther@suse.de>
7020 PR tree-optimization/42250
7021 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7023 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7026 * omp-low.c (expand_omp_sections): Only use single_pred if
7027 l2_bb is single_pred_p.
7029 2010-01-25 Christian Bruel <christian.bruel@st.com>
7032 * config/sh/sh.c (find_barrier): Increase length for non delayed
7033 conditional branches.
7034 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7036 2010-01-24 David S. Miller <davem@davemloft.net>
7038 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7039 define if not using GAS.
7040 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7041 Likewise. Delete SECTION_MERGE code, which is only applicable
7044 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7047 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7048 mangling of va_list in system headers.
7050 2010-01-23 Toon Moene <toon@moene.org>
7052 * tree-predcom.c (combine_chains): Return NULL, not false.
7054 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7056 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7057 initialization of variable res to agree with return type.
7059 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7061 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7062 * tree-sra.c: Add include of expr.h.
7064 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7066 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7067 insert the debug stmt on the single non-EH edge from the stmt.
7069 2010-01-22 Richard Henderson <rth@redhat.com>
7072 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7073 the RHS until after generate_subtree_copies has insertted its
7074 code before the current statement.
7076 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7078 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7080 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7082 2010-01-21 Martin Jambor <mjambor@suse.cz>
7084 PR tree-optimization/42585
7085 * tree-sra.c (struct access): New field grp_total_scalarization.
7086 (dump_access): Dump the new field.
7087 (should_scalarize_away_bitmap): New variable.
7088 (cannot_scalarize_away_bitmap): Likewise.
7089 (sra_initialize): Allocate new bitmaps.
7090 (sra_deinitialize): Free new bitmaps.
7091 (create_access_1): New function.
7092 (create_access): Parts moved to create_access_1.
7093 (type_consists_of_records_p): New function.
7094 (completely_scalarize_record): Likewise.
7095 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7096 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7097 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7099 (analyze_all_variable_accesses): Completely scalarize small eligible
7102 2010-01-21 Martin Jambor <mjambor@suse.cz>
7104 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7106 2010-01-21 Andrew Haley <aph@redhat.com>
7108 * gcc.c (process_command): Move lang_specific_driver before
7109 setting cc_libexec_prefix.
7111 2010-01-21 Richard Guenther <rguenther@suse.de>
7114 * fold-const.c (negate_expr_p): Pretend only negative
7115 real constants are easily negatable.
7117 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7118 Jason Merrill <jason@redhat.com>
7120 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7121 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7122 * calls.c (initialize argument_information): Handle it.
7123 * c-common.c (handle_transparent_union_attribute): Use new name.
7124 * c-decl.c (finish_struct): Ditto.
7125 * c-typeck.c (type_lists_compatible_p): Ditto.
7126 (convert_for_assignment): Use new name and also handle record.
7127 * function.c (aggregate_value_p): Handle it.
7128 (pass_by_reference): Ditto.
7129 (assign_parm_data_types): Ditto.
7130 * print-tree.c (print_node): Ditto.
7131 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7132 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7133 * tree.c (first_field): New fn.
7135 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7138 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7139 even when linking statically, for now.
7141 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7144 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7145 without a cselib val.
7146 (count_uses): Accept MO_VAL_SET with no val on stores.
7147 (add_stores): Likewise.
7149 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7151 * var-tracking.c (check_value_val): Add a compile time assertion.
7152 (dv_is_decl_p): Simplify.
7153 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7154 gcc_assert if ENABLE_CHECKING.
7156 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7159 * var-tracking.c: Include tree-flow.h.
7160 (mem_dies_at_call): New.
7161 (dataflow_set_preserve_mem_locs): Use it.
7162 (dataflow_set_remove_mem_locs): Likewise.
7163 (dump_var): Renamed from dump_variable. Adjust all callers.
7164 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7165 * Makefile.in (var-tracking.o): Adjust deps.
7167 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7169 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7171 2010-01-20 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/42717
7174 * tree-ssa-dce.c (get_live_post_dom): Remove.
7175 (forward_edge_to_pdom): Take an arbitrary edge to copy
7176 degenerate PHI args from.
7177 (remove_dead_stmt): Use the first post-dominator even if it
7178 does not contain live statements as redirection destination.
7180 2010-01-20 Richard Guenther <rguenther@suse.de>
7182 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7184 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7186 * sel-sched.c (create_speculation_check): Remove set but not used
7188 (try_transformation_cache): Remove set but not used variable ds.
7189 (calculate_privileged_insns): Remove set but not used variables
7190 cur_insn and min_spec_insn.
7191 (find_best_expr): Remove set but not used variable avail_n.
7192 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7194 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7196 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7197 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7200 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7203 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7204 cpu types. Add support for *-sse3 cpu types.
7205 (x86_64-*-*): Ditto.
7207 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7210 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7211 argument, call initializer_constant_valid_p_1 instead of
7212 initializer_constant_valid_p, pass CACHE to it, return NULL
7213 immediately if first call returns NULL.
7214 (initializer_constant_valid_p_1): New function.
7215 (initializer_constant_valid_p): Use it.
7217 2010-01-20 Thomas Quinot <quinot@adacore.com>
7219 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7221 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7223 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7224 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7225 (loc_list_from_tree): Don't handle unsigned division. Handle
7226 signed modulo using DW_OP_{over,over,div,mul,minus}.
7227 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7228 modulo instead of signed.
7230 2010-01-20 DJ Delorie <dj@redhat.com>
7232 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7234 (h8300_emit_stack_adjustment): Propogate it.
7236 (h8300_expand_prologue): Likewise.
7237 (h8300_expand_epilogue): Likewise.
7239 2010-01-19 Michael Matz <matz@suse.de>
7241 PR tree-optimization/41783
7242 * tree-data-ref.c (toplevel): Include flags.h.
7243 (dump_data_dependence_relation): Also dump the inputs if the
7244 result will be unknown.
7245 (split_constant_offset_1): Look through some conversions.
7246 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7247 the offset from last element is too large.
7248 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7249 (reassociate_to_the_same_stmt): Handle vector registers.
7250 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7252 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7253 wide_prolog_niters argument, emit widening instructions.
7254 (vect_do_peeling_for_alignment): Adjust caller, use widened
7255 variant of the iteration cound.
7256 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7258 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7261 * config/arm/neon-testgen.m (emit_automatics): New parameter
7262 features. Adjust for Fixed_return_reg feature.
7263 (test_intrinsic): Call emit_automatics with new feature.
7264 * config/arm/neon.ml: Update copyright years.
7265 (features): New Fixed_return_reg feature.
7266 (ops): Update feature for Vget_low.
7268 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7270 PR tree-optimization/42719
7271 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7275 * fwprop.c (all_uses_available_at): Return false if def_set dest
7276 is a REG that is used in def_insn.
7278 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7280 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7282 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7285 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7287 * target.h (struct gcc_target) <secondary_reload>: Change type
7288 of last argument to secondary_reload_info *.
7290 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7293 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7294 memory references with unaligned offsets. Remove CQImode handling.
7295 (unaligned_memory_operand): Return 1 for memory references with
7296 unaligned offsets. Remove CQImode handling.
7298 2010-01-18 Richard Guenther <rguenther@suse.de>
7301 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7304 2010-01-18 Richard Guenther <rguenther@suse.de>
7306 PR tree-optimization/42781
7307 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7308 restrict processing only if the original variable was artificial.
7310 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7312 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7313 find number of popped argument bytes.
7315 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7316 Fix the text that describes the return value for invalid insns.
7318 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7320 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7321 Clarify what 'cost of the -dependence' is. Fix quoting.
7323 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7324 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7326 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7328 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7329 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7331 2010-01-17 Richard Guenther <rguenther@suse.de>
7334 * function.c (split_complex_args): Take a VEC to modify.
7335 (assign_parms_augmented_arg_list): Build a VEC instead of
7336 a chain of PARM_DECLs.
7337 (assign_parms_unsplit_complex): Take a VEC of arguments.
7338 Do not fixup unmodified parms.
7339 (assign_parms): Deal with the VEC.
7340 (gimplify_parameters): Likewise.
7342 2010-01-17 Richard Guenther <rguenther@suse.de>
7344 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7345 node existence check.
7346 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7347 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7348 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7349 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7350 (gimple_execute_on_growing_pred): Likewise.
7352 2010-01-17 Richard Guenther <rguenther@suse.de>
7354 PR tree-optimization/42773
7355 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7356 (compute_antic_aux): Likewise.
7357 (compute_partial_antic_aux): Likewise.
7359 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7362 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7365 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7367 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7370 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7371 Fix markup for strict argument.
7373 (TARGET_SCHED_REORDER2): Fix argument types.
7375 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7376 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7378 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7379 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7381 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7384 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7385 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7386 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7387 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7388 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7390 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7392 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7394 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7395 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7397 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7399 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7402 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7404 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7405 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7407 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7409 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7411 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7412 referring to it. Fix language.
7414 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7416 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7418 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7420 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7422 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7423 '@var{stream}. Remove stray 'and'.
7425 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7427 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7429 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7431 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7432 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7434 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7435 Fix description of return value.
7436 Rename argument "sz" to "len."
7438 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7439 Clarify meaning of 'true' return value.
7441 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7443 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7444 rep_mode versus mode_rep.
7446 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7448 (TARGET_BUILTIN_DECL): Fix name.
7450 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7452 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7454 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7456 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7458 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7460 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7463 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7464 Rename argument tm_fn to md_fn.
7466 (TARGET_OPTION_PRINT): Fix argument list.
7468 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7471 * config/i386/i386.c (ix86_fixup_binary_operands):
7472 Revert FMA4 fixup of operands.
7474 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7477 * Makefile.in (write_entries_to_file, install-plugin):
7478 Use \012 instead of \n with tr.
7480 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7482 * configure.ac (HAVE_AS_REF): New C macro.
7483 * configure: Regenerate.
7484 * config.in: Likewise.
7485 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7487 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7490 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7492 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7494 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7496 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7498 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7500 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7502 (TARGET_BINDS_LOCAL_P): Fix argument type.
7504 (TARGET_ASM_FILE_END): Use prototype.
7506 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7508 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7510 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7512 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7514 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7515 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7517 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7518 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7520 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7521 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7522 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7523 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7525 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7527 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7529 (TARGET_INIT_BUILTINS): Use prototype.
7531 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7532 Put 'const char *' in braces. Fix parameter types.
7533 (TARGET_INVALID_CONVERSION): Fix parameter types.
7534 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7535 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7537 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7540 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7542 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7544 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7546 * doc/tm.texi (TARGET_HELP): Fix return type.
7548 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7549 in braces. Fix argument types.
7551 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7553 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7555 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7557 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7558 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7560 (TARGET_MANGLE_TYPE): Fix argument types.
7562 (TARGET_IRA_COVER_CLASSES): Use prototype.
7564 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7566 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7568 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7570 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7572 (TARGET_CALLEE_COPIES): Fix argument types.
7574 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7576 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7578 (TARGET_FUNCTION_VALUE): Fix argument types.
7580 (TARGET_RETURN_IN_MSB): Fix argument type.
7582 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7584 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7586 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7588 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7589 agree with return type.
7591 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7593 2010-01-15 Jing Yu <jingyu@google.com>
7595 PR rtl-optimization/42691
7596 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7597 a pseudo to a constant and are merged, and adjust comments.
7599 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7601 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7603 2010-01-15 Richard Guenther <rguenther@suse.de>
7606 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7607 labels of computed or non-local gotos to the destination.
7608 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7609 landing pad label is the first label.
7611 2010-01-15 Richard Guenther <rguenther@suse.de>
7613 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7615 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7618 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7619 to allow generation of the xssqrtdp instruction on power7.
7620 (sqrtdf2_fpr): Ditto.
7622 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7625 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7626 functions with noreturn attribute.
7629 * varasm.c (declare_weak): Add weak attribute to decl if it
7630 doesn't have one already.
7631 (assemble_external): Only add decls to weak_decls if they also
7632 have weak attribute.
7634 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7636 * var-tracking.c (var_reg_delete): Don't delete the association
7637 between REGs and values or one-part variables if the register
7640 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7643 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7644 because its first operand is a non-localized variable.
7646 2010-01-14 Martin Jambor <mjambor@suse.cz>
7648 PR tree-optimization/42706
7649 * tree-sra.c (encountered_recursive_call): New variable.
7650 (encountered_unchangable_recursive_call): Likewise.
7651 (sra_initialize): Initialize both new variables.
7652 (callsite_has_enough_arguments_p): New function.
7653 (scan_function): Call decl and flags check only for IPA-SRA, check
7654 whether there is a recursive call and whether it has enough arguments.
7655 (all_callers_have_enough_arguments_p): New function.
7656 (convert_callers): Look for recursive calls only when
7657 encountered_recursive_call is set.
7658 (ipa_early_sra): Bail out either if
7659 !all_callers_have_enough_arguments_p or
7660 encountered_unchangable_recursive_call.
7662 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7664 * sel-sched.c: Add 2010 to copyright years.
7665 * sel-sched-ir.c: Likewise.
7666 * sel-sched-ir.h: Likewise.
7668 2010-01-14 Martin Jambor <mjambor@suse.cz>
7670 PR tree-optimization/42714
7671 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7672 constructors specially.
7674 2010-01-14 Andi Kleen <ak@linux.intel.com>
7676 * config/i386/drivers-i386.c (detect_caches_intel):
7677 Add l2sizekb parameter and fill in.
7678 (host_detect_local_cpu): Add l2sizekb, fill in.
7679 Add Atom small cache heuristic.
7681 2010-01-14 Andi Kleen <ak@linux.intel.com>
7683 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7684 Add level3 parameter and fill in.
7685 (detect_caches_intel): Handle level3 cache.
7687 2010-01-14 Andi Kleen <ak@linux.intel.com>
7689 * config/i386/drivers-i386.c (host_detect_local_cpu):
7690 Fix core duo detection.
7692 2010-01-14 Andi Kleen <ak@linux.intel.com>
7694 * config/i386/drivers-i386.c (host_detect_local_cpu):
7697 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7699 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7700 (rs6000_variable_issue_1): this. Use...
7701 (rs6000_variable_issue): here. Reimplement. Print debug info.
7703 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7705 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7706 sel_restore_notes. Update all callers. Call reemit_notes
7709 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7711 PR rtl-optimization/42246
7712 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7715 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7717 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7718 all successors is the same as number of successors in current region.
7720 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7722 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7723 to rename is not separable. Otherwise check that its LHS is not NULL.
7725 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7727 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7729 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7731 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7732 available registers when failed to discover LHS register class.
7733 Fix indentation. Update comment.
7735 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7736 Alexander Monakov <amonakov@ispras.ru>
7738 PR rtl-optimization/42389
7739 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7741 (advance_state_on_fence): Likewise.
7742 (sel_target_adjust_priority): Print debug output only when
7743 sched_verbose >= 4, not 2.
7744 (get_expr_cost): Do not issue all unique insns on the next cycle.
7745 (fill_insns): Initialize can_issue_more from the value saved
7747 * sel-sched-ir.c (flist_add): New parameter issue_more.
7748 Init FENCE_ISSUE_MORE with it.
7749 (merge_fences): Likewise.
7750 (init_fences): Update call to flist_add.
7751 (add_to_fences, add_clean_fence_to_fences)
7752 (add_dirty_fence_to_fences): Likewise.
7753 (move_fence_to_fences): Update call to merge_fences.
7754 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7756 * sel-sched-ir.h (struct _fence): New field issue_more.
7757 (FENCE_ISSUE_MORE): New accessor macro.
7759 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7761 PR rtl-optimization/42388
7762 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7763 that have no predecessors nor successors. Do not call move_bb_info
7764 for empty blocks outside of current region.
7766 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7768 PR rtl-optimization/42294
7769 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7770 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7771 originators' originators.
7773 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7775 PR rtl-optimization/39453
7776 PR rtl-optimization/42246
7777 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7779 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7781 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7782 Alexander Monakov <amonakov@ispras.ru>
7785 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7786 (maybe_tidy_empty_bb): ... here. Make static. Add new
7787 argument. Update all callers.
7788 (tidy_control_flow): ... and here. Recompute topological order
7789 of basic blocks in region if necessary.
7790 (sel_redirect_edge_and_branch): Change return type. Return true
7791 if topological order might have been invalidated.
7792 (purge_empty_blocks): Export and move from...
7793 * sel-sched.c (purge_empty_blocks): ... here.
7794 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7795 (maybe_tidy_empty_bb): Delete prototype.
7796 (purge_empty_blocks): Declare.
7798 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7800 PR rtl-optimization/42249
7801 * sel-sched.c (try_replace_dest_reg): When chosen register
7802 and original register is the same, do not bail out early, but
7803 still check all original insns for validity of replacing destination
7804 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7807 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7810 Port from no-undefined-overflow branch:
7811 2009-03-09 Richard Guenther <rguenther@suse.de>
7813 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7815 2010-01-14 Richard Guenther <rguenther@suse.de>
7818 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7820 2010-01-14 Ira Rosen <irar@il.ibm.com>
7822 PR tree-optimization/42709
7823 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7824 as scalar type in creation of constant vector operand.
7826 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7829 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7830 (check-parallel-%): Match `testsuite' directory component only
7833 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7835 PR translation/39521
7836 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7839 2010-01-13 Richard Guenther <rguenther@suse.de>
7841 PR tree-optimization/42730
7842 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7845 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7848 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7849 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7852 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7854 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7855 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7856 ___umulsi3_highpart.
7858 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7859 rather than schedule_insns if the pass is enabled.
7861 2010-01-13 Martin Jambor <mjambor@suse.cz>
7863 PR tree-optimization/42704
7864 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7867 2010-01-13 Martin Jambor <mjambor@suse.cz>
7869 PR tree-optimization/42703
7870 * tree-sra.c (analyze_access_subtree): Check that we can build a
7871 reference to the original data within the aggregate.
7873 2010-01-13 Richard Guenther <rguenther@suse.de>
7875 PR tree-optimization/42705
7876 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7878 2010-01-13 Richard Guenther <rguenther@suse.de>
7881 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7883 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7886 * var-tracking.c (values_to_unmark): New variable.
7887 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7888 values_to_unmark vector. Moved body to...
7889 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7890 instead queue it into values_to_unmark vector.
7891 (vt_find_locations): Free values_to_unmark vector.
7893 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7895 * config/s390/s390.c (override_options): Set
7896 default of max-pending-list-length to 256
7898 2010-01-13 Richard Guenther <rguenther@suse.de>
7901 * tree-pass.h (PROP_gimple_lcx): New.
7902 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7903 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7904 before the final cleanup_eh.
7905 (dump_properties): Dump PROP_gimple_lcx.
7906 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7907 (tree_lower_complex_O0): Remove.
7908 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7909 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7910 tree_lower_complex, schedule TODO_update_ssa.
7911 * lto-streamer-out.c (output_function): Stream the functions
7913 * lto-streamer-in.c (input_function): Likewise.
7914 (lto_read_body): Do not override them here.
7916 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7919 * c-typeck.c (build_c_cast): Fold value cast to union type before
7920 wrapping it in a CONSTRUCTOR.
7922 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7924 PR rtl-optimization/42699
7925 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7928 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7930 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7931 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7932 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7933 SUBTARGET_WARN_UNUSED_SPEC): ... here
7934 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7936 2010-01-12 Julian Brown <julian@codesourcery.com>
7938 * config/arm/neon-schedgen.ml (Utils): Don't try to
7939 open missing module.
7940 (find_with_result): New.
7942 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7945 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7946 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7948 PR tree-optimization/42645
7949 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7950 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7951 decl_map, set processing_debug_stmt to -1 and return name without
7954 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7956 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7957 binutils version, and reword target configuration description.
7959 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7961 * config/avr/avr.h (LINKER_NAME): Remove.
7963 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7966 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7967 that support VSX, warn for -mno-altivec if vsx is not disabled,
7970 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7971 Shujing Zhao <pearly.zhao@oracle.com>
7973 PR translation/42469
7974 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7975 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7976 character between option name and help text.
7977 * c.opt (imultilib): Likewise.
7979 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7981 * lto-streamer-out.c (output_unreferenced_globals): Output static
7984 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7986 PR rtl-optimization/42621
7987 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7988 optimizing for size.
7989 (duplicate_computed_gotos): Remove now-redundant check.
7991 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7994 * configure.ac: Save and restore LDFLAGS and LIBS
7995 * configure: Regenerate.
7997 2010-01-10 Richard Guenther <rguenther@suse.de>
8000 * builtins.c (fold_builtin_strlen): Add type argument and
8001 convert the resulting length to it.
8002 (fold_builtin_1): Adjust.
8004 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8006 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8007 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8009 (num_insns_constant_wide): Adjust for that change.
8011 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8014 * web.c (union_defs): Add used argument, to combine uses of
8016 (entry_register): Adjust type and tests of used argument.
8017 (web_main): Widen used for new use. Pass it to union_defs.
8018 * df.h (union_defs): Adjust prototype.
8020 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8023 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8024 uses in new incoming argument. Free body.
8025 (reset_debug_uses_in_loop): New.
8026 (analyze_insn_to_expand_var): Call the latter if the former found
8027 anything. Fix whitespace. Reject invalid dest overlaps before
8028 going through all insns in the loop.
8030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8033 * haifa-sched.c (dying_use_p): Debug insns don't count.
8035 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8038 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8039 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8040 (verify_gimple_call): Reject LHS in noreturn calls.
8042 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8046 * tree-vect-loop-manip.c (adjust_info): New type.
8047 (adjust_vec): New pointer to vector.
8048 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8049 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8050 (slpeel_update_phis_for_duplicate_loop): Use them.
8051 (slpeel_update_phi_nodes_for_guard1): Likewise.
8052 (slpeel_update_phi_nodes_for_guard2): Likewise.
8053 (slpeel_tree_peel_loop_to_edge): Likewise.
8054 (vect_update_ivs_after_vectorizer): Likewise.
8056 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8058 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8059 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8061 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8063 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8064 bogus uninitialized warning.
8066 2010-01-09 Richard Guenther <rguenther@suse.de>
8069 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8070 the evolution is compatible with the initial condition.
8072 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8074 * gcc.c (process_command): Update copyright notice dates.
8075 * gcov.c (print_version): Likewise.
8076 * gcov-dump.c (print_version): Likewise.
8077 * mips-tfile.c (main): Likewise.
8078 * mips-tdump.c (main): Likewise.
8080 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8083 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8085 (rotlhi3_8): Delete.
8087 (rotlsi3_8): Delete.
8088 (rotlsi3_16): Delete.
8089 (rotlsi3_24): Delete.
8091 (*rotw<mode>3): New.
8092 (*rotb<mode>3): New.
8093 * config/avr/avr.c (avr_rotate_bytes): New function.
8094 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8096 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8099 * configure.ac: Modify -rdynamic check.
8100 * configure: Regenerate.
8102 2010-01-08 DJ Delorie <dj@redhat.com>
8104 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8105 register popping order.
8107 2010-01-08 Richard Guenther <rguenther@suse.de>
8110 * c.opt (fsigned-char): Also let LTO handle this option.
8111 (funsigned-char): Likewise.
8113 2010-01-07 Richard Guenther <rguenther@suse.de>
8115 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8116 (gimple_op): Likewise.
8117 (gimple_op_ptr): Likewise.
8118 (gimple_assign_set_lhs): Remove gcc_assert.
8119 (gimple_assign_set_rhs1): Likewise.
8120 (gimple_assign_set_rhs2): Likewise.
8121 (gimple_call_set_lhs): Likewise.
8122 (gimple_call_set_fn): Likewise.
8123 (gimple_call_set_fndecl): Likewise.
8124 (gimple_call_fndecl): Likewise.
8125 (gimple_call_return_type): Likewise.
8126 (gimple_call_set_chain): Likewise.
8127 (gimple_call_num_args): Likewise.
8128 (gimple_call_set_arg): Likewise.
8129 (gimple_cond_set_code): Likewise.
8130 (gimple_cond_set_lhs): Likewise.
8131 (gimple_cond_set_rhs): Likewise.
8132 (gimple_cond_set_true_label): Likewise.
8133 (gimple_cond_set_false_label): Likewise.
8134 (gimple_label_set_label): Likewise.
8135 (gimple_goto_set_dest): Likewise.
8136 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8137 (gimple_debug_bind_get_value): Likewise.
8138 (gimple_debug_bind_get_value_ptr): Likewise.
8139 (gimple_debug_bind_set_var): Likewise.
8140 (gimple_debug_bind_set_value): Likewise.
8141 (gimple_debug_bind_reset_value): Likewise.
8142 (gimple_debug_bind_has_value_p): Likewise.
8143 (gimple_return_retval_ptr): Remove gcc_assert.
8144 (gimple_return_retval): Likewise.
8145 (gimple_return_set_retval): Likewise.
8146 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8147 (safe_referenced_var_iterator): Remove.
8148 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8149 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8150 (fill_referenced_var_vec): Remove.
8151 (first_readonly_imm_use): Remove redundant gcc_assert.
8152 (phi_arg_index_from_use): Combine gcc_asserts.
8153 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8154 (first_imm_use_stmt): Remove redundant gcc_assert.
8155 * tree-cfg.c (verify_gimple_call): Verify function and chain
8156 operands. Verify arguments.
8157 (verify_types_in_gimple_stmt): Verify condition code and labels.
8159 2010-01-07 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/42641
8162 * sese.c (rename_map_elt_info): Use the SSA name version, do
8165 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8167 PR tree-optimization/42625
8168 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8169 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8171 2010-01-07 Duncan Sands <baldrick@free.fr>
8173 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8175 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8178 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8179 note itself is not function_invariant_p.
8181 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8183 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8184 Do not add the DF_NOTE problem.
8185 * store-motion.c (execute_rtl_store_motion): Likewise.
8187 2010-01-07 Martin Jambor <mjambor@suse.cz>
8189 PR tree-optimization/42157
8190 * tree-sra.c (compare_access_positions): Stabilize sort if both
8191 accesses have integer types, return zero immediately if they are the
8194 2010-01-06 Richard Henderson <rth@redhat.com>
8197 * haifa-sched.c (add_to_note_list): Merge into ...
8198 (concat_note_lists): ... here, and ...
8199 (unlink_other_notes, rm_other_notes): Merge into...
8200 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8201 NOTE_INSN_EPILOGUE_BEG.
8203 2010-01-06 Richard Guenther <rguenther@suse.de>
8205 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8206 not inline regular functions into always-inline functions.
8208 2010-01-06 Nick Clifton <nickc@redhat.com>
8210 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8211 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8213 (OVERRIDE_OPTIONS): Delete.
8214 (OPTIMIZATION_OPTIONS): Define.
8215 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8216 * config/rx/rx.c (rx_handle_option): Issue an error message if
8217 -mcpu=rx200 and -fpu are used together.
8218 (rx_set_optimization_options): New function. Issue an error
8219 message if an optimization attribute attempts to reset the FPU/
8220 math optimization pairing.
8221 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8222 * config/rx/rx.opt: Set the default to 32-bit doubles.
8223 * config/rx/t-rx: Add multilibs for -nofpu option.
8224 * doc/invoke.texi: Update documentation of RX options.
8226 2010-01-06 Richard Guenther <rguenther@suse.de>
8228 * tree-ssa-pre.c (name_to_id): New global.
8229 (alloc_expression_id): Simplify SSA name handling.
8230 (lookup_expression_id): Likewise.
8231 (init_pre): Zero name_to_id.
8232 (fini_pre): Free it.
8234 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8236 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8238 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8241 * config/i386/sse.md (smaxv2di3): New.
8242 (umaxv2di3): Likewise.
8243 (sminv2di3): Likewise.
8244 (uminv2di3): Likewise.
8246 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8249 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8250 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8251 (legitimize_tls_address): Likewise.
8252 (sparc_tls_referenced_p): Likewise.
8253 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8254 and adjust calls to legitimize_pic_address.
8255 (legitimate_constant_p) Use sparc_tls_referenced_p.
8256 (legitimate_pic_operand_p): Likewise.
8257 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8258 (sparc_tls_symbol_ref_1): Delete.
8259 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8260 (legitimize_tls_address): Make static, handle CONST patterns.
8261 (legitimize_pic_address): Make static, remove unused parameter and
8262 adjust recursive calls.
8263 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8264 and adjust call to legitimize_pic_address.
8265 (sparc_output_mi_thunk): Likewise.
8267 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8268 H.J. Lu <hongjiu.lu@intel.com>
8271 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8272 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8273 operands to make them signed.
8276 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8279 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8280 GTU to GT for V4SI and V2DI.
8282 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8283 (umin<mode>3): Removed.
8285 (uminv4si3): Likewise.
8287 2010-01-05 Martin Jambor <mjambor@suse.cz>
8289 PR tree-optimization/42462
8290 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8291 current_function_decl to helper functions and macros.
8293 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8296 * flags.h: Don't include real.h.
8297 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8298 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8299 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8300 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8301 * dominance.c: Update copyright.
8302 * gimple.c (walk_gimple_op): Remove inline.
8303 * tree-ssa-reassoc.c: Include real.h.
8304 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8305 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8307 2010-01-05 Nick Clifton <nickc@redhat.com>
8309 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8310 register to push into the stack frame when the accumulator has to
8311 be saved during interrupts.
8313 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8315 * doc/invoke.texi: Remove the documentation about option
8317 * common.opt (Wunreachable-code): Preserved for backward
8319 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8320 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8321 the backward compatibility flag section.
8323 2010-01-05 Richard Guenther <rguenther@suse.de>
8325 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8327 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8330 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8332 PR tree-optimization/42508
8333 * tree-sra.c (convert_callers): Check for recursive call
8334 by comparing cgraph nodes instead of decls.
8335 (modify_function): Call ipa_modify_formal_parameters also
8336 on all same_body aliases.
8338 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8339 cgraph nodes when checking for same_body aliases.
8341 2010-01-05 Richard Guenther <rguenther@suse.de>
8343 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8344 allocation and lookup.
8345 (get_or_alloc_expr_for_constant): Likewise.
8346 (phi_translate): Sink allocation.
8348 2010-01-04 Richard Guenther <rguenther@suse.de>
8350 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8351 a new entry only if needed.
8352 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8353 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8355 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8357 (phi_translate): Handle CONSTANTs early.
8359 2010-01-04 Martin Jambor <mjambor@suse.cz>
8361 PR tree-optimization/42398
8362 * tree-sra.c (struct access): Removed flag grp_different_types.
8363 (dump_access): Do not dump the removed flag.
8364 (sort_and_splice_var_accesses): Do not set the removed flag.
8365 (sra_modify_expr): Check for type compatibility directly.
8367 2010-01-04 Martin Jambor <mjambor@suse.cz>
8369 PR tree-optimization/42366
8370 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8371 edges with variable number of parameters.
8372 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8373 flag instead of asserting it.
8374 (ipa_read_node_info): Read uses_analysis_done flag.
8376 2010-01-04 Richard Guenther <rguenther@suse.de>
8378 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8379 iterative_hash_* as intended.
8380 (vn_reference_compute_hash): Likewise. Simplify hashing
8382 (vn_reference_lookup_2): Likewise.
8383 (vn_nary_op_compute_hash): Likewise.
8384 (vn_phi_compute_hash): Likewise.
8385 (expressions_equal_p): Remove strange code.
8386 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8387 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8388 (bitmap_insert_into_set_1): Take value-id as parameter.
8389 (add_to_value): Pass it.
8390 (bitmap_insert_into_set): Likewise.
8391 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8393 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8396 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8397 (do_self_spec): For switches with SWITCH_IGNORE set set also
8398 SWITCH_IGNORE_PERMANENTLY.
8399 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8402 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8404 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8405 tree of an unreferenced global var.
8407 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8411 GTU to GT for V4SI and V2DI.
8413 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8414 (umin<mode>3): Removed.
8416 (uminv4si3): Likewise.
8418 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8421 * collect2.c (main): Turn on trace in collect2 if -v is passed
8424 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8426 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8427 description of expression operand.
8429 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8431 * configure.ac: Add install-html to target_list for Make-hooks.
8432 * configure: Regenerate.
8433 * fortran/Make-lang.in (F95_HTMLFILES): New.
8434 (fortran.html): Use it.
8435 (fortran.install-html): New.
8436 * Makefile.in (install-html): Add lang.install-html.
8437 * java/Make-lang.in (JAVA_HTMLFILES): New.
8438 (java.html): Use it.
8439 (java.install-html): New.
8440 * objc/Make-lang.in (objc.install-html): New.
8441 * objcp/Make-lang.in (obj-c++.install-html): New.
8442 * cp/Make-lang.in (c++.install-html): New.
8443 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8444 * lto/Make-lang.in (lto.install-html): New.
8446 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8449 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8451 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8453 PR rtl-optimization/41862
8454 * store-motion.c (store_killed_in_insn, compute_store_table,
8455 remove_reachable_equiv_notes, replace_store_insn,
8456 build_store_vectors): Ignore all DEBUG_INSNs.
8458 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8461 * common.opt: Add dumpdir.
8463 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8465 (option_map): Add --dumpdir.
8467 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8469 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8471 * opts.c (decode_options): Try dump_dir_name first if
8472 dump_base_name isn't an absolute path.
8473 (common_handle_option): Handle OPT_dumpdir.
8475 * toplev.c (dump_dir_name): New.
8476 (print_switch_values): Also ignore -dumpdir.
8478 * toplev.h (dump_dir_name): New.
8480 2010-01-03 Richard Guenther <rguenther@suse.de>
8482 PR tree-optimization/42589
8483 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8484 double-word expansion of bswap32.
8486 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8488 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8489 with BLOCK_FOR_INSN.
8490 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8491 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8492 noce_process_if_block): Likewise.
8493 * gcse.c (compute_local_properties, insert_expr_in_table,
8494 insert_set_in_table, canon_list_insert, find_avail_set,
8495 pre_insert_copy_insn): Likewise.
8497 * basic-block.h (BLOCK_NUM): Move from here...
8498 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8500 2010-01-03 Richard Guenther <rguenther@suse.de>
8502 PR tree-optimization/42438
8503 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8504 contains_may_not_return_call flag.
8505 (BB_MAY_NOTRETURN): New.
8506 (valid_in_sets): Trapping nary operations are not valid
8507 in blocks that may not return.
8508 (insert_into_preds_of_block): Remove check for trapping expressions.
8509 (compute_avail): Compute also BB_MAY_NOTRETURN.
8511 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8513 * doc/invoke.texi: Add 2010 to copyright years.
8515 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8517 * config/sparc/sparc.c: Fix formatting nits.
8519 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8520 Alexander Monakov <amonakov@ispras.ru>
8522 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8524 2010-01-02 Richard Guenther <rguenther@suse.de>
8527 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8528 (simplify_switch_using_ranges): Mark to be removed edges
8531 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8533 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8535 * collect2.c (scan_libraries): Add missing argument in call to
8538 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8541 * config/alpha/predicates.md (aligned_memory_operand): Return false
8543 (unaligned_memory_operand): Return true for CQImode.
8544 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8545 doesn not cross aligned SImode word boundary.
8547 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8549 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8551 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8552 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8554 2010-01-02 Richard Guenther <rguenther@suse.de>
8557 * toplev.c (compile_file): Emit LTO marker properly. Change
8559 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8561 2010-01-01 Richard Guenther <rguenther@suse.de>
8564 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8566 2010-01-01 Richard Guenther <rguenther@suse.de>
8569 * c-decl.c (grokdeclarator): For zero-size arrays force
8570 structural equality checks as layout_type does.
8572 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8574 * builtins.c: Update copyright to 2010.
8576 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8579 * lto-streamer-out.c (produce_asm): Revert the last change.
8580 (copy_function): Likewise.
8582 * lto-streamer.c (lto_get_section_name): Skip any leading
8585 2010-01-01 Richard Guenther <rguenther@suse.de>
8588 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8592 Copyright (C) 2010 Free Software Foundation, Inc.
8594 Copying and distribution of this file, with or without modification,
8595 are permitted in any medium without royalty provided the copyright
8596 notice and this notice are preserved.