1 2010-05-06 Jakub Jelinek <jakub@redhat.com>
3 * gcc.dg/Wunused-var-8.c: Move to...
4 * c-c++-common/Wunused-var-6.c: ... here. New test.
7 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
8 instead of DF_REF_REAL_REG.
10 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
13 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
14 handling to still return true for x64 targets.
16 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
18 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
20 2010-05-06 Jan Hubicka <jh@suse.cz>
22 PR tree-optimization/43791
23 * ipa-inline.c (update_caller_keys): Remove bogus
24 disregard_inline_limits check.
26 2010-05-06 Michael Matz <matz@suse.de>
28 PR tree-optimization/43984
29 * tree-ssa-pre.c (inserted_phi_names): Remove.
30 (inserted_exprs): Change to bitmap.
31 (create_expression_by_pieces): Set bits, don't append to vector.
32 (insert_into_preds_of_block): Don't handle inserted_phi_names.
33 (eliminate): Don't look at inserted_phi_names, remove deleted
34 insns from inserted_exprs.
35 (remove_dead_inserted_code): Adjust to use bitmaps instead of
37 (init_pre, fini_pre): Allocate and free bitmaps.
38 (execute_pre): Insert insns on edges before elimination.
40 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
42 * tree.c (initializer_zerop): Handle STRING_CST.
44 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
47 * doc/invoke.texi (Wimplicit): Document as C only.
48 * opts.c (common_handle_option): Add argument kind.
49 (handle_option): Rename as read_cmdline_option. Factor out code to...
50 (handle_option): ... here. New.
51 (handle_options): Rename as read_cmdline_options.
52 (decode_options): Update call.
53 (set_option): Use option index instead of option pointer. Classify
54 diagnostics correctly.
55 (enable_warning_as_error): Call handle_option.
56 * opts.h (set_option): Update declaration.
57 (handle_option): Declare.
58 * langhooks.h (struct lang_hooks): Add argument kind to
60 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
61 * c-opts.c (set_Wimplicit): Delete.
62 (c_family_lang_mask): New static constant.
63 (c_common_handle_option): Add argument kind. Use handle_option
64 instead of set_Wimplicit.
65 (c_common_post_options): warn_implicit and warn_implicit_int
66 are disabled by default.
67 * c-common.c (warn_implicit): Do not define here.
68 * c-common.h (warn_implicit): Do not declare here.
69 (c_common_handle_option): Update declaration.
70 * lto-opts.c (lto_reissue_options): Update call to set_option.
72 2010-05-06 Richard Guenther <rguenther@suse.de>
74 PR tree-optimization/43571
75 * domwalk.c (walk_dominator_tree): Walk the dominator
76 sons in more optimal order.
78 2010-05-06 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/43934
81 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
82 (stmt_cost): Likewise.
83 (extract_true_false_args_from_phi): New helper.
84 (determine_max_movement): For PHI nodes verify we can hoist them
85 and compute their cost.
86 (determine_invariantness_stmt): Handle PHI nodes.
87 (move_computations_stmt): Likewise. Hoist PHI nodes in
88 if-converted form using COND_EXPRs.
89 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
91 (tree_ssa_lim): Likewise.
92 * tree-flow.h (tree_ssa_lim): Adjust prototype.
93 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
95 2010-05-06 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/43987
98 * tree-ssa-structalias.c (could_have_pointers): For possibly
99 address-taken variables force pointers to be recorded.
100 (create_variable_info_for_1): Likewise.
101 (push_fields_onto_fieldstack): Pass in wheter all fields
103 (find_func_aliases): Query types instead of vars whether
104 they contain pointers where appropriate.
106 2010-05-06 Jan Hubicka <jh@suse.cz>
108 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
109 (record_reference, mark_address, mark_load, mark_store): Record
111 (record_references_in_initializer): Update call of record_references.
112 (rebuild_cgraph_edges): Remove all references before rebuiding.
113 * cgraph.c (cgraph_create_node): Clear ref list.
114 (cgraph_remove_node): Remove references.
115 (dump_cgraph_node): Dump references.
116 (cgraph_clone_node): Clone references.
117 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
118 (struct cgraph_node, varpool_node): Add ref_lst.
119 * ipa-ref.c: New file.
120 * ipa-ref.h: New file.
121 * ipa-ref-inline.h: New file.
122 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
123 (referenced_from_other_partition_p): New function.
124 (lto_output_varpool_node): Take set arugment; call
125 referenced_from_other_partition.
126 (lto_output_ref): New.
127 (add_references): New.
129 (output_cgraph): Compute boundary based on references;
131 (output_varpool): Accept cgraph_node_set argument.
134 (input_cgraph): Call input_refs.
135 * lto-section-in.c (lto_section_name): Add refs.
136 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
137 (ipa-ref.o): New file.
138 * varpool.c (varpool_node): Clear ipa ref list.
139 (varpool_remove_node): Remove references.
140 (dump_varpool_node): Dump references.
141 (varpool_assemble_decl): Only compile finalized ones.
142 (varpool_extra_name_alias): Initialize ref list.
143 * lto-streamer.c (lto-get_section_name): Add .refs section.
144 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
145 (referenced_from_other_partition_p): Declared.
147 2010-05-06 Ira Rosen <irar@il.ibm.com>
149 PR tree-optimization/43901
150 * tree-vect-stmts.c (vectorizable_call): Assert that vector
151 type is not NULL if it's transformation phase, and return
152 FALSE if it's analysis.
153 (vectorizable_conversion, vectorizable_operation,
154 vectorizable_type_demotion, vectorizable_type_promotion):
157 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
159 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
161 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
163 * config/mips/mips-protos.h
164 (mips_small_register_classes_for_mode_p): Delete prototype.
166 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
168 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
169 * config/arm/arm.c (multiple_operation_profitable_p,
170 compute_offset_order): New static functions.
171 (load_multiple_sequence, store_multiple_sequence): Use them.
172 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
173 memory offsets, not register numbers.
174 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
176 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
178 * stor-layout.c (pending_sizes): Change the type to
180 (get_pending_sizes, put_pending_size, put_pending_sizes):
181 Update the uses of pending_sizes.
182 * c-decl.c (store_parm_decls): Likewise.
183 * c-tree.h (struct c_arg_info): Likewise.
184 * tree.h: Update the prototype for get_pending_sizes and
187 2010-05-05 Jason Merrill <jason@redhat.com>
190 * c-common.c (handle_aligned_attribute): Respect
191 ATTR_FLAG_TYPE_IN_PLACE.
194 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
195 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
196 (TARGET_INITIALIZER): Use it.
197 * c-common.c (attribute_takes_identifier_p): Call it.
198 * c-common.h: Update prototype.
199 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
200 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
202 2010-05-05 Jakub Jelinek <jakub@redhat.com>
205 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
206 DW_ID_down_case for Fortran compilation units.
208 2010-05-05 Jan Hubicka <jh@suse.cz>
210 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
213 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
215 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
216 a variable-sized RESULT_DECL.
218 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
220 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
222 2010-05-05 Jason Merrill <jason@redhat.com>
225 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
227 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
229 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
230 Jakub Jelinek <jakub@redhat.com>
233 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
234 (dead_debug_init, dead_debug_finish): New functions.
235 (dead_debug_add, dead_debug_insert_before): Likewise.
236 (df_note_bb_compute): Initialize a dead_debug object, add dead
237 debug uses to it, insert debug bind insns before death insns,
238 reset debug insns that refer to pending uses at the end.
239 * rtl.h (make_debug_expr_from_rtl): New prototype.
240 * varasm.c (make_debug_expr_from_rtl): New function.
242 2010-05-05 Jan Hubicka <jh@suse.cz>
244 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
245 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
246 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
247 lto_varpool_encoder_encode_initializer_p,
248 lto_set_varpool_encoder_encode_initializer): New functions.
249 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
251 (input_varpool_node): Do not always set analyzed.
252 (input_cgraph_1): Return vector of cgraph nodes.
253 (input_varpool_1): Return vector of varpools.
254 (input_cgraph): Free the vectors.
255 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
256 output only initializers needed.
257 (lto_output): Only call output_cgraph.
258 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
259 * lto-section-out.c (lto_new_out_decl_state): Initialize
260 state->varpool_node_encoder.
261 * lto-streamer.h (lto_varpool_encoder_d): New.
262 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
263 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
264 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
265 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
266 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
268 (output_varpool, input_varpool): Remove declarations.
270 2010-05-05 Jan Hubicka <jh@suse.cz>
272 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
273 with body can prevail.
275 2010-05-05 Jan Hubicka <jh@suse.cz>
277 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
280 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
282 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
285 * gengtype.h (erro_at_line): Constify pos argument.
287 * gengtype.c: Include hashtab.h.
288 (enum gc_used): Document GC_MAYBE_POINTED_TO.
289 (error_at_line): Constify pos argument.
290 (do_typedef): Initialize p->opt field.
291 (get_file_gtfilename): Fix comment typo.
292 (struct walk_type_data): Constify line field.
293 (get_output_file_for_structure): New function.
294 (write_local_func_for_structure): Constify orig_s argument.
295 Use get_output_file_for_structure.
296 (write_func_for_structure): Use get_output_file_for_structure.
297 (INDENT): New define.
298 (dump_pair, dump_type, dump_type_list, dump_typekind)
299 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
300 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
302 (seen_types): New variable.
303 (main): New variable do_dump. Process "-d" command line option.
304 Call dump_everything if dump requested.
306 2010-05-05 Jakub Jelinek <jakub@redhat.com>
308 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
309 in a temporary instead of invoking the macro multiple times.
310 (track_expr_p): Likewise.
312 2010-05-04 Neil Vachharajani <nvachhar@google.com>
314 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
316 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
317 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
318 conditions for printing notes.
319 * common.opt (-Wcoverage-mismatch): Allow negative, default to
320 true, update documentation.
321 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
323 2010-05-04 Jakub Jelinek <jakub@redhat.com>
326 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
329 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
332 * config/i386/i386.md (sse_prologue_save): Add clobber CC
334 (*sse_prologue_save_insn1): Likewise.
335 (SSE prologue save splitter): Likewise.
337 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
339 * tree.c (free_lang_data_in_one_sizepos): New inline function.
340 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
341 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
342 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
343 all decls. Call it on DECL_FIELD_OFFSET of fields.
344 (find_decls_types_r): Follow DECL_VALUE_EXPR.
345 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
347 2010-05-04 Martin Jambor <mjambor@suse.cz>
349 * tree-sra.c (build_access_from_expr_1): The first parameter type
350 changed to simple tree.
351 (build_access_from_expr): Likewise, gsi parameter was eliminated.
352 (scan_assign_result): Renamed to assignment_mod_result, enum elements
354 (build_accesses_from_assign): Removed all parameters except for a
355 simple gimple statement. Now returns a simple bool.
356 (scan_function): All non-analysis parts moved to separate functions
357 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
358 parameters and updated both callers.
359 (sra_modify_expr): Removed parameter data.
360 (sra_modify_function_body): New function.
361 (perform_intra_sra): Call sra_modify_function_body to modify the
363 (replace_removed_params_ssa_names): Parameter data changed into
365 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
366 changed the parameter dont_convert to convert with the opposite
368 (sra_ipa_modify_assign): Parameter data changed into adjustments
369 vector, return value changed to bool.
370 (ipa_sra_modify_function_body): New function.
371 (sra_ipa_reset_debug_stmts): Updated a comment.
372 (modify_function): Use ipa_sra_modify_function_body to modify function
375 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
378 * alias.c (true_dependence): Handle the same VALUE in x and mem.
379 (canon_true_dependence): Likewise.
380 (write_dependence_p): Likewise.
382 2010-05-04 Jan Hubicka <jh@suse.cz>
384 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
385 * cgraphbuild.c: Include ipa-utils.h
386 (record_reference_ctx): New struct.
387 (record_reference): Simplify to work on initializers; not statements.
388 (mark_address, mark_load, mark_store): New.
389 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
391 (record_references_in_initializer): Update use of record_reference.
392 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
395 2010-05-04 Jan Hubicka <jh@suse.cz>
397 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
398 node will be removed anyway.
399 (lto_varpool_replace_node): Allow also unanalyzed nodes;
400 relink aliases of node into prevailing node.
401 * varpool.c (varpool_remove_node): Remove aliases properly;
402 when removing node, remove all its aliases too; remove DECL_INITIAL
403 of removed node; ggc_free the varpool node.
405 2010-05-04 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/43879
408 * tree-ssa-structalias.c (alias_get_name): Use
409 DECL_ASSEMBLER_NAME if available.
410 (create_function_info_for): Return the varinfo node.
411 (ipa_pta_execute): Associate same-body aliases and extra names
412 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
414 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
416 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
419 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
422 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
423 only if HONOR_REG_ALLOC_ORDER is not defined.
425 2010-05-04 Richard Guenther <rguenther@suse.de>
427 PR tree-optimization/43949
428 * tree-vrp.c (extract_range_from_binary_expr): Only handle
431 2010-04-26 Jason Merrill <jason@redhat.com>
433 * c.opt (-fstrict-enums): New.
434 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
436 2010-05-03 David Ung <davidu@mips.com>
437 James E. Wilson <wilson@codesourcery.com>
439 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
440 emit the trap instruction before the divide for TUNE_74K.
442 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
444 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
445 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
446 based on the above, for new target hook.
448 * hooks.c (hook_bool_mode_true): New generic hook.
449 * hooks.h (hook_bool_mode_true): Add prototype.
451 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
453 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
454 target hook, set to hook_bool_mode_false.
455 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
456 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
457 with targetm.small_register_classes_for_mode_p.
458 (find_reusable_reload): Likewise.
459 (combine_reloads): Likewise.
460 * reload1.c (reload_as_needed): Likewise.
461 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
462 * ifcvt.c (noce_process_if_block, check_cond_move_block,
463 dead_or_predicable): Likewise.
464 * regmove.c (optimize_reg_copy_1): Likewise.
465 * calls.c (prepare_call_address): Likewise.
466 (precompute_register_parameters): Likewise.
468 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
470 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
471 implementation of the hook that considers all register classes
472 small except for SH64.
473 (sh_override_options): Use the new hook.
474 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
477 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
479 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
480 implementation of the hook that considers all register classes
482 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
485 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
487 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
488 implementation of the hook that considers all register classes
490 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
493 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
495 * config/m32c/m32c.h: Likewise.
496 * config/pdp11/pdp11.h: Likewise.
497 * config/avr/avr.h: Likewise.
498 * config/xtensa/xtensa.h: Likewise.
499 * config/m68hc11/m68hc11.h: Likewise.
500 * config/mn10300/mn10300.h: Likewise.
501 * config/mcore/mcore.h: Likewise.
502 * config/h8300/h8300.h: Likewise.
503 * config/bfin/bfin.h: Likewise.
505 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
506 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
508 2010-05-03 Anatoly Sokolov <aesok@post.ru>
510 * double-int.h (tree_to_double_int): Remove macro.
511 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
512 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
513 (tree_to_double_int): New function.
514 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
516 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
518 2010-05-03 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/43971
521 * tree-ssa-structalias.c (get_constraint_for_1): Fix
522 constraints in the !flag_delete_null_pointer_checks case.
524 2010-05-03 Jakub Jelinek <jakub@redhat.com>
527 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
528 result mode matches original rtl mode.
530 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
533 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
535 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
538 when processing flag options.
540 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
542 * gcov-iov.c (main): Change format string placeholder
543 from %#08x to 0x%08x.
544 * genchecksum.c (dosum): Change format string placeholder
545 from %#02x to 0x%02x.
547 2010-05-02 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/43879
550 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
552 2010-05-02 Bruno Haible <bruno@clisp.org>
554 * doc/extend.texi (Function Attributes): Fix a typo.
556 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
559 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
560 placeholder from 0x%x to %#x.
561 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
562 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
563 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
564 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
565 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
566 * config/i386/i386.c (ix86_target_string): Ditto.
567 * config/i386/i386.c (output_pic_addr_const): Ditto.
568 (print_operand): Ditto.
570 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
572 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
573 placeholder from 0x%x to %#x.
574 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
575 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
576 (ASM_OUTPUT_DEBUG_DATA): Ditto.
577 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
578 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
579 * optc-gen.awk: Ditto.
580 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
581 (HOST_WIDE_INT_PRINT_HEX): Ditto.
582 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
583 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
585 2010-05-01 Anatoly Sokolov <aesok@post.ru>
587 * target.h (struct calls): Add function_value_regno_p field.
588 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
589 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
590 * targhooks.c (default_function_value_regno_p): New function.
591 * targhooks.h (default_function_value_regno_p): Declare function.
592 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
593 * builtins.c. (apply_result_size): (Ditto.).
594 * combine.c. (likely_spilled_retval_p): (Ditto.).
595 * mode-switching.c. Include 'target.h'.
596 (create_pre_exit): Use function_value_regno_p hook.
597 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
598 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
599 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
601 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
602 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
603 (ix86_function_value_regno_p): Declare as static, change argument
604 type to const unsigned int.
605 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
607 2010-05-01 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/43949
610 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
612 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
614 2010-05-01 Anatoly Sokolov <aesok@post.ru>
616 * rtl.h (CONST_DOUBLE_P): Define.
617 (rtx_to_double_int): Declare.
618 * emit-rtl.c (rtx_to_double_int): New function.
619 * dwarf2out.c (insert_double): New function.
620 (loc_descriptor, add_const_value_attribute): Clean up, use
621 rtx_to_double_int and insert_double functions.
623 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
625 * doc/extend.texi (Inline): Add missing return keyword to examples.
626 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
629 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
631 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
632 the variable part of the offset as well. Use highest_pow2_factor for
633 all alignment checks.
635 2010-04-30 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/43879
638 * tree-ssa-structalias.c (type_could_have_pointers): Functions
641 2010-04-30 Jan Hubicka <jh@suse.cz>
643 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
645 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
647 2010-04-30 Jan Hubicka <jh@suse.cz>
649 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
651 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
652 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
653 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
654 cgraph_node_set_needs_ltrans_p): Remove.
656 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
658 * sdbout.c: Include vec.h, do not include varray.h.
659 (deferred_global_decls, sdbout_global_decl,
660 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
661 * toplev.c: Do not include varray.h.
662 (dump_memory_report): Do not dump VARRAY statistics.
663 * gengtype.c (open_base_file): Ignore varray.h.
664 * Makefile.in: Update for abovementioned changes.
665 Remove all traces of varray.c and varray.h.
666 * varray.c: Remove file.
667 * varray.h: Remove file.
669 2010-04-30 Jan Hubicka <jh@suse.cz>
671 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
674 2010-04-30 Jan Hubicka <jh@suse.cz>
676 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
679 2010-04-30 Richard Guenther <rguenther@suse.de>
681 * tree-ssa-structalias.c (get_constraint_for_1): Generate
682 constraints for CONSTRUCTOR.
684 2010-04-30 Richard Guenther <rguenther@suse.de>
687 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
688 first after all lowering passes.
690 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
692 * toplev.c: Include varray.h for statistics dumping.
693 * tree.h: Do not declare varray_head_tag.
694 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
695 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
696 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
697 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
698 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
699 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
700 c-common.c, c-common.h, reg-stack.c, basic-block.h,
701 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
703 * Makefile.in: Update for abovementioned changes.
705 2010-04-30 Jakub Jelinek <jakub@redhat.com>
708 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
710 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
712 * config/picochip/picochip.c (picochip_legitimize_address): Define.
713 Use this function to do machine-specific conversion.
714 (picochip_legitimize_reload_address): Likewise.
715 (picochip_legitimate_address_p): Check valid base register only if
717 (picochip_check_conditional_copy): Check for modw only if opnd is
719 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
720 to call the function in c.
721 * config/picochip/picochip-protos.h
722 (picochip_legitimize_reload_address): Define.
723 * config/picochip/picochip.md (supported_compare1): Define.
725 2010-04-30 Jan Hubicka <jh@suse.cz>
727 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
728 (cgraph_global_info): Remove inlined.
729 (LTO_cgraph_tag_names): Remove.
730 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
731 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
732 simplify cgraph tags and document.
733 (lto_output_node): Use only LTO_cgraph_unavail_node and
734 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
735 for_functions_valid, global info, process and output flags.
736 (input_overwrite_node): Initialize estimated stack size and
737 estimated growth. Do not read flags we no longer store.
738 (input_node): Likewise do not read info no longer stored.
739 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
742 2010-04-30 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/43879
745 * tree-ssa-structalias.c (get_constraint_for_1): Properly
746 handle non-zero initializers.
748 2010-04-30 Richard Guenther <rguenther@suse.de>
750 * builtins.c (fold_builtin_1): Delete free (0).
752 2010-04-29 Jan Hubicka <jh@suse.cz>
754 * gengtype.c (open_base_files): Add lto-streamer.h
755 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
756 (pass_ipa_cp): GGC collect.
757 * toplev. (compile_file): Do not output symbols.
758 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
759 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
760 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
761 * lto-section-in.c: Include ggc.h
762 (lto_new_in_decl_state): Alloc in GGC.
763 (lto_delete_in_decl_state): Likewise.
764 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
767 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
770 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
771 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
772 (HONOR_REG_ALLOC_ORDER): Describe new macro.
773 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
774 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
775 account only if HONOR_REG_ALLOC_ORDER is not defined.
776 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
777 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
779 2010-04-29 Jon Grant <04@jguk.org>
781 * collect2.c (vflag): Change type from int to bool.
783 (helpflag): New global bool.
784 (main): Set vflag and debug with boolean, not integer truth values.
785 Accept new "--help" option and output usage text if found.
786 * collect2.h (vflag): Update prototype.
789 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
792 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
794 2010-04-29 Richard Guenther <rguenther@suse.de>
797 * plugin.h (invoke_plugin_callbacks): Annotate arguments
798 with ATTRIBUTE_UNUSED.
800 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
803 * config/i386/i386.c (get_some_local_dynamic_name): Replace
804 INSN_P with NONDEBUG_INSN_P.
805 (distance_non_agu_define): Likewise.
806 (distance_agu_use): Likewise.
808 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
810 From Dominique d'Humieres <dominiq@lps.ens.fr>
812 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
815 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
817 * plugin.h (invoke_plugin_callbacks): New inline function.
818 * plugin.c (flag_plugin_added): New global flag.
819 (add_new_plugin): Initialize above flag.
820 (invoke_plugin_callbacks): Rename to ...
821 (invoke_plugin_callbacks_full): ... this.
823 2010-04-28 Jan Hubicka <jh@suse.cz>
825 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
826 (lto_varpool_replace_node): New.
827 (lto_symtab_resolve_symbols): Resolve varpool nodes.
828 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
829 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
830 * cgraph.h (varpool_node_ptr): New type.
831 (varpool_node_ptr): New vector.
832 (varpool_node_set_def): New structure.
833 (varpool_node_set): New type.
834 (varpool_node_set): New vector.
835 (varpool_node_set_element_def): New structure.
836 (varpool_node_set_element, const_varpool_node_set_element): New types.
837 (varpool_node_set_iterator): New type.
838 (varpool_node): Add prev pointers, add used_from_other_partition,
840 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
841 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
842 varpool_get_node, varpool_remove_node): Declare.
843 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
844 varpool_node_set_size): New inlines.
845 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
846 * tree-pass.h (varpool_node_set_def): Forward declare.
847 (ipa_opt_pass_d): Summary writting takes vnode sets too.
848 (ipa_write_optimization_summaries): Update prototype.
849 * ipa-cp.c (ipcp_write_summary): Update.
850 * ipa-reference.c (ipa_reference_write_summary): Update.
851 * lto-cgraph.c (lto_output_varpool_node): New static function.
852 (output_varpool): New function.
853 (input_varpool_node): New static function.
854 (input_varpool_1): New function.
855 (input_cgraph): Input varpool.
856 * ipa-pure-const.c (pure_const_write_summary): Update.
857 * lto-streamer-out.c (lto_output): Update, output varpool too.
858 (write_global_stream): Kill WPA hack.
859 (produce_asm_for_decls): Update.
860 (output_alias_pair_p): Handle variables.
861 (output_unreferenced_globals): Output only needed partition of varpool.
862 * ipa-inline.c (inline_write_summary): Update.
863 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
865 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
866 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
867 varpool_node_set_new, varpool_node_set_add,
868 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
869 debug_varpool_node_set): New functions.
870 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
871 (execute_one_pass): Process new decls too.
872 (ipa_write_summaries_2): Pass around vsets.
873 (ipa_write_summaries_1): Likewise.
874 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
876 (ipa_write_optimization_summaries_1): Pass around vsets.
877 (ipa_write_optimization_summaries): Likewise.
878 * varpool.c (varpool_get_node): New.
879 (varpool_node): Update doubly linked lists.
880 (varpool_remove_node): New.
881 (dump_varpool_node): More dumping.
882 (varpool_enqueue_needed_node): Update doubly linked lists.
883 (decide_is_variable_needed): Kill ltrans hack.
884 (varpool_finalize_decl): Kill lto hack.
885 (varpool_assemble_decl): Skip decls in other partitions.
886 (varpool_assemble_pending_decls): Update doubly linkes lists.
887 (varpool_empty_needed_queue): Likewise.
888 (varpool_extra_name_alias): Likewise.
889 * lto-streamer.c (lto_get_section_name): Add vars section.
890 * lto-streamer.h (lto_section_type): Update.
891 (output_varpool, input_varpool): Declare.
893 2010-04-28 Mike Stump <mikestump@comcast.net>
895 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
897 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
899 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
900 record or union type with RECORD_OR_UNION_TYPE_P predicate.
901 (lto_input_ts_type_tree_pointers): Likewise.
902 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
903 (lto_output_ts_type_tree_pointers): Likewise.
905 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
907 Uniquization of constants at the Tree level
908 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
909 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
911 (tree_output_constant_def): Declare.
912 * gimplify.c (gimplify_init_constructor): When using block copy, first
913 uniquize the constant constructor on the RHS.
914 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
915 DECL_IN_CONSTANT_POOL flag.
916 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
917 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
919 (assemble_variable): Deal with symbols belonging to the tree constant
921 (get_constant_section): Add ALIGN parameter and simplify.
922 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
923 (assemble_constant_contents): Use the expression of the VAR_DECL.
924 (output_constant_def_contents): Use the alignment of the VAR_DECL.
925 (tree_output_constant_def): New global function.
926 (mark_constant): Use the expression of the VAR_DECL.
927 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
929 (output_object_block): Likewise and assemble the expression.
931 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
933 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
934 hash_tree, eq_tree): New tree hash table.
935 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
936 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
937 lto_orig_address_remove): Reimplement.
939 2010-04-28 Xinliang David Li <davidxl@google.com>
942 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
943 (compute_uninit_opnds_pos): New function.
944 (is_non_loop_exit_postdominating): New function.
945 (compute_control_dep_chain): New function.
946 (find_pdom): New function.
947 (convert_control_dep_chain_into_preds): New function.
948 (find_predicates): New function.
949 (find_control_equiv_block): New function.
950 (collect_phi_def_edges): New function.
951 (find_def_preds): New function.
952 (find_dom): New function.
953 (dump_predicates): New function.
954 (get_cmp_code): New function.
955 (is_value_included_in): New function.
956 (find_matching_predicate_in_rest_chains): New function.
957 (use_pred_not_overlap_with_undef_path_pred): New function.
958 (is_use_properly_guarded): New function.
959 (normalize_cond_1): New function.
960 (is_and_or_or): New function.
961 (normalize_cond): New function.
962 (is_gcond_subset_of): New function.
963 (is_subset_of_any): New function.
964 (is_or_set_subset_of): New function.
965 (is_and_set_subset_of): New function.
966 (is_norm_cond_subset_of): New function.
967 (is_pred_expr_subset_of): New function.
968 (is_pred_chain_subset_of): New function.
969 (is_included_in): New function.
970 (is_superset_of): New function.
971 (find_uninit_use): New function.
972 (warn_uninitialized_phi): New function.
973 (compute_possibly_undefined_names): New function.
974 (ssa_undefined_value_p): New function.
975 (execute_late_warn_uninitialized): New function.
976 * tree-ssa.c (ssa_undefined_value_p): Removed.
977 (warn_uninit): Changed to extern.
978 (warn_uninitialized_phi): Removed.
979 (warn_uninitialized_vars): Changed to extern.
980 (execute_late_warn_uninitialized): Removed
981 * tree-flow.h: Add new prototypes.
982 * timevar.def: Add new time variable.
983 * Makefile.in: Add new build file.
985 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
987 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
990 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
993 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
995 2010-04-28 Martin Jambor <mjambor@suse.cz>
997 * cgraph.h (struct cgraph_node): New field indirect_calls.
998 (struct cgraph_indirect_call_info): New type.
999 (struct cgraph_edge): Removed field indirect_call. New fields
1000 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1001 (cgraph_create_indirect_edge): Declare.
1002 (cgraph_make_edge_direct): Likewise.
1003 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1004 * ipa-prop.h (struct ipa_param_call_note): Removed.
1005 (struct ipa_node_params): Removed field param_calls.
1006 (ipa_create_all_structures_for_iinln): Declare.
1007 * cgraph.c: Described indirect edges and uids in initial comment.
1008 (cgraph_add_edge_to_call_site_hash): New function.
1009 (cgraph_edge): Search also among the indirect edges, use
1010 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1011 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1012 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1014 (initialize_inline_failed): Assign a reason to indirect edges.
1015 (cgraph_create_edge_1): New function.
1016 (cgraph_create_edge): Moved some functionality to
1017 cgraph_create_edge_1.
1018 (cgraph_create_indirect_edge): New function.
1019 (cgraph_edge_remove_callee): Add an assert checking for
1021 (cgraph_edge_remove_caller): Special-case indirect edges.
1022 (cgraph_remove_edge): Likewise.
1023 (cgraph_set_edge_callee): New function.
1024 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1025 (cgraph_make_edge_direct): New function.
1026 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1027 the declaration of the call statement matches.
1028 (cgraph_node_remove_callees): Special-case indirect edges.
1029 (cgraph_clone_edge): Likewise.
1030 (cgraph_clone_node): Clone also the indirect edges.
1031 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1032 indirect_call, dump count of indirect_calls edges.
1033 * ipa-prop.c (iinlining_processed_edges): New variable.
1034 (ipa_note_param_call): Create indirect edges instead of
1035 creating notes. New parameter node.
1036 (ipa_analyze_call_uses): New parameter node, pass it on to
1037 ipa_note_param_call.
1038 (ipa_analyze_stmt_uses): Likewise.
1039 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1040 (print_edge_addition_message): Work on edges rather than on notes.
1041 (update_call_notes_after_inlining): Likewise, renamed to
1042 update_indirect_edges_after_inlining.
1043 (ipa_create_all_structures_for_iinln): New function.
1044 (ipa_free_node_params_substructures): Do not free notes.
1045 (ipa_edge_duplication_hook): Propagate bits within
1046 iinlining_processed_edges bitmap.
1047 (ipa_node_duplication_hook): Do not duplicate notes.
1048 (free_all_ipa_structures_after_ipa_cp): Renamed to
1049 ipa_free_all_structures_after_ipa_cp.
1050 (free_all_ipa_structures_after_iinln): Renamed to
1051 ipa_free_all_structures_after_iinln.g
1052 (ipa_write_param_call_note): Removed.
1053 (ipa_read_param_call_note): Removed.
1054 (ipa_write_indirect_edge_info): New function.
1055 (ipa_read_indirect_edge_info): Likewise.
1056 (ipa_write_node_info): Do not stream notes, do stream information
1058 (ipa_read_node_info): Likewise.
1059 (lto_ipa_fixup_call_notes): Removed.
1060 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1061 * ipa-inline.c (pass_ipa_inline): Likewise.
1062 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1063 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1064 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1066 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1068 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1069 (output_cgraph): Stream also indirect edges.
1070 (lto_output_edge): Added capability to stream indirect edges.
1071 (input_edge): Likewise.
1072 (input_cgraph_1): Likewise.
1073 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1076 2010-04-28 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/43879
1079 PR tree-optimization/43909
1080 * tree-ssa-structalias.c (struct variable_info): Add
1081 only_restrict_pointers flag.
1082 (new_var_info): Initialize it. Increment stats.total_vars here.
1083 (create_function_info_for): Do not increment stats.total_vars
1085 (get_function_part_constraint): Fix build with C++.
1086 (insert_into_field_list): Remove.
1087 (push_fields_onto_fieldstack): Properly merge fields.
1088 (create_variable_info_for): Split and simplify.
1089 (create_variable_info_for_1): New piece.
1090 (intra_create_variable_infos): Properly make restrict constraints
1093 2010-04-28 Richard Guenther <rguenther@suse.de>
1096 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1098 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1099 Jan Hubicka <hubicka@ucw.cz>
1101 * doc/invoke.texi (-Wsuggest-attribute=const,
1102 -Wsuggest-attribute=pure): Document.
1103 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1104 (function_always_visible_to_compiler_p,
1105 suggest_attribute, warn_function_pure, warn_function_const):
1107 (check_call): Improve debug info.
1108 (analyze_function): Do not check availability.
1109 (add_new_function): Check availability.
1110 (propagate): Output warnings.
1111 (skip_function_for_local_pure_const): New function.
1112 (local_pure_const): Use it; output warnings.
1113 * common.opt (Wsuggest-attribute=const,
1114 Wsuggest-attribute=pure): New.
1116 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1118 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1119 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1120 or DW_CFA_def_cfa_offset{,_sf}.
1122 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1124 * tree.h: Fix truncated long macros.
1126 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1128 * collect2.c (TARGET_64BIT): Redefine to target's default.
1129 * tlink.c: Likewise.
1130 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1131 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1132 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1133 for underscoring __USER_LABEL_PREFIX__.
1134 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1135 (SUB_LINK_ENTRY32): New.
1136 (SUB_LINK_ENTRY64): New.
1137 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1138 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1139 (SUB_LINK_ENTRY64): New.
1140 (SUB_LINK_ENTRY): New.
1141 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1142 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1143 x64 target is choosen.
1144 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1145 * configure: Regenerated.
1146 * configure.ac (leading-mingw64-underscores): Option added.
1148 2010-04-27 Jan Hubicka <jh@suse.cz>
1150 * doc/invoke.texi (-fipa-profile): Document.
1151 * opts.c (decode_options): Enable ipa-profile at -O1.
1152 * timevar.def (TV_IPA_PROFILE): Define.
1153 * common.opt (fipa-profile): Add.
1154 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1156 (cgraph_propagate_frequency): Handle only local ones.
1157 * tree-pass.h (pass_ipa_profile): Declare.
1158 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1159 (pass_ipa_profile): Use TV_IPA_PROFILE.
1160 * ipa.c (ipa_profile): New function.
1161 (gate_ipa_profile): Likewise.
1162 (pass_ipa_profile): New global variable.
1163 * passes.c (pass_ipa_profile): New.
1165 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1167 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1169 2010-04-27 Martin Jambor <mjambor@suse.cz>
1172 * ipa.c (dissolve_same_comdat_group_list): New function.
1173 (function_and_variable_visibility): Call
1174 dissolve_same_comdat_group_list when comdat group contains external or
1176 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1177 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1179 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1181 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1182 (const_hash_1) <VECTOR_CST>: New case.
1183 (compare_constant) <VECTOR_CST>: Likewise.
1184 <ADDR_EXPR>: Deal with LABEL_REFs.
1185 (copy_constant) <VECTOR_CST>: New case.
1187 2010-04-27 Jan Hubicka <jh@suse.cz>
1189 * cgraph.c (cgraph_propagate_frequency): New function.
1190 * cgraph.h (cgraph_propagate_frequency): Declare.
1191 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1192 cgraph_propagate_frequency.
1194 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1196 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1198 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1201 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1202 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1203 here to determine which regs to push and how much stack to reserve.
1205 2010-04-27 Jie Zhang <jie@codesourcery.com>
1207 * doc/gimple.texi (gimple_statement_with_ops): Remove
1208 addresses_taken field.
1209 (gimple_statement_with_memory_ops): Likewise.
1211 2010-04-27 Jan Hubicka <jh@suse.cz>
1213 * tree-inline.c (eni_inlining_weights): Remove.
1214 (estimate_num_insns): Special case more builtins.
1216 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1219 * c-typeck.c (build_binary_op): Move forward check for comparison
1220 pointer with null pointer constant and adjust the diagnostic message.
1222 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1225 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1226 binutils supports extended .section directive needed by LTO, or
1227 warn if older binutils found.
1228 (LTO_BINARY_READER): New AC_SUBST'd variable.
1229 (LTO_USE_LIBELF): Likewise.
1230 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1232 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1233 (LTO_USE_LIBELF): Likewise.
1234 * configure: Regenerate.
1236 * collect2.c (is_elf): Rename from this ...
1237 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1238 object files in addition to ELF-formatted ones.
1239 (scan_prog_file): Caller updated. Also allow for LTO info marker
1240 symbol to be prefixed or not by an extra underscore.
1242 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1243 * config/i386/winnt.c: Also #include lto-streamer.h
1244 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1246 (i386_pe_asm_output_aligned_decl_common): Add comment.
1247 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1249 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1252 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1253 Add missing earlyclobber for second alternative.
1255 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1257 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1258 bits for artificial defs at the top of the block.
1259 * fwprop.c (single_def_use_enter_block): Don't call it.
1261 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1264 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1265 instead of "$gcc_cv_objdump -T".
1266 Use "-undefined dynamic_lookup" on darwin.
1267 * gcc/configure: Regenerate.
1269 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1272 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1274 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1276 * c-parser.c (struct c_token): Move location field up.
1277 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1278 (struct c_declspecs): Convert typespec_word, storage_class, and
1279 default_int_p into bitfields.
1280 (struct c_declarator): Move loc field up.
1282 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1284 * cfgloop.h (struct loop): Move can_be_parallel field up.
1285 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1286 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1288 (struct iv_cand): Convert pos field into a bitfield.
1289 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1291 (struct _stmt_vec_info): Shuffle fields for better packing.
1293 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1295 * varasm.c (IN_NAMED_SECTION): Remove guard.
1296 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1297 (IN_NAMED_SECTION_P): ...this.
1298 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1299 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1301 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1303 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1304 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1305 of shadowing it. Fix comments.
1307 2010-04-26 Jan Hubicka <jh@suse.cz>
1309 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1310 (cgraph_clone_node): Copy function frequency.
1311 * cgraph.h (node_frequency): New enum
1312 (struct cgraph_node): Add.
1313 * final.c (rest_of_clean_state): Update.
1314 * lto-cgraph.c (lto_output_node): Output node frequency.
1315 (input_overwrite_node): Input node frequency.
1316 * tre-ssa-loop-ivopts (computation_cost): Update.
1317 * lto-streamer-out.c (output_function): Do not output function
1319 * predict.c (maybe_hot_frequency_p): Update and handle functions
1321 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1323 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1324 (compute_function_frequency): Set noreturn functions to be executed
1326 (choose_function_section): Update.
1327 * lto-streamer-in.c (input_function): Do not input function frequency.
1328 * function.c (allocate_struct_function): Do not initialize function
1330 * function.h (function_frequency): Remove.
1331 (struct function): Remove function frequency.
1332 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1333 (try_update): Update.
1334 * tree-inline.c (initialize_cfun): Do not update function frequency.
1335 * passes.c (pass_init_dump_file): Update.
1336 * i386.c (ix86_compute_frame_layout): Update.
1337 (ix86_pad_returns): Update.
1339 2010-04-26 Jie Zhang <jie@codesourcery.com>
1341 PR tree-optimization/43833
1342 * tree-vrp.c (range_int_cst_p): New.
1343 (range_int_cst_singleton_p): New.
1344 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1345 when both operands are constants. Use range_int_cst_p in
1348 2010-04-26 Jan Hubicka <jh@suse.cz>
1350 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1352 2010-04-26 Richard Guenther <rguenther@suse.de>
1355 * gimple.c (gimple_decl_printable_name): Deal gracefully
1356 with a NULL DECL_NAME.
1358 2010-04-26 Richard Guenther <rguenther@suse.de>
1361 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1362 if emitting debug information and it is either a function
1363 or a namespace decl.
1365 2010-04-26 Ira Rosen <irar@il.ibm.com>
1367 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1368 determine if the statement is vectorizable, and a macro to access it.
1369 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1370 Skip statements that can't be vectorized. If the analysis fails,
1371 mark the statement as unvectorizable if vectorizing basic block.
1372 (vect_compute_data_refs_alignment): Likewise.
1373 (vect_verify_datarefs_alignment): Skip statements marked as
1374 unvectorizable. Add print.
1375 (vect_analyze_group_access): Skip statements that can't be
1376 vectorized. If the analysis fails, mark the statement as
1377 unvectorizable if vectorizing basic block.
1378 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1379 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1380 generated stmts for SLP.
1381 (new_stmt_vec_info): Initialize the new field.
1382 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1383 statements marked as unvectorizable.
1385 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1387 * c-common.c (flag_isoc1x): New.
1388 (flag_isoc99): Update comment.
1389 * c-common.h (flag_isoc1x): New.
1390 (flag_isoc99): Update comment.
1391 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1392 __<type>_DECIMAL_DIG__.
1393 * c-opts.c (set_std_c1x): New.
1394 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1395 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1396 * c.opt (-std=c1x, -std=gnu1x): New options.
1397 * doc/cpp.texi: Mention -std=c1x.
1398 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1399 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1400 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1401 * doc/standards.texi: Mention C1X.
1402 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1403 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1404 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1407 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1410 placeholder from 0x%x to %#x.
1411 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1412 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1413 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1414 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1415 * config/i386/i386.c (ix86_target_string): Ditto.
1416 (output_pic_addr_const): Ditto.
1417 (print_operand): Ditto.
1419 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1421 * combine.c (find_split_point): Add third argument. Use it
1422 to find nested multiply-accumulate instructions. Adjust calls.
1423 (try_combine): Adjust call to find_split_point.
1425 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1427 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1429 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1431 PR tree-optimization/41442
1432 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1433 (fold_binary_loc): Call it.
1435 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1437 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1438 * opts.c (common_handle_option): Allow disabling it.
1439 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1441 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1443 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1444 between modes if both types are integral.
1446 2010-04-23 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/43572
1449 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1451 2010-04-23 Richard Guenther <rguenther@suse.de>
1454 * tree-inline.c (tree_can_inline_p): Also check compatibility
1457 2010-04-23 Martin Jambor <mjambor@suse.cz>
1459 PR tree-optimization/43846
1460 * tree-sra.c (struct access): New flag grp_assignment_read.
1461 (build_accesses_from_assign): Set grp_assignment_read.
1462 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1463 (enum mark_read_status): New type.
1464 (analyze_access_subtree): Propagate grp_assignment_read, create
1465 accesses also if both direct_read and root->grp_assignment_read.
1467 2010-04-23 Martin Jambor <mjambor@suse.cz>
1470 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1471 function does not have type attributes.
1473 2010-04-23 Richard Guenther <rguenther@suse.de>
1476 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1479 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1481 * sese.h (create_if_region_on_edge): Remove.
1483 * sese.c (create_if_region_on_edge): Make static.
1485 * tree-inline.c: Do not include ggc.h.
1487 * expr.c: Do not include ggc.h.
1489 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1492 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1495 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1496 in the middle of insns for casesi_worker_2.
1498 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1500 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1502 2010-04-22 Ira Rosen <irar@il.ibm.com>
1504 PR tree-optimization/43842
1505 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1506 loop unrolling in update of exit phis. Fix comment.
1507 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1508 least two reduction statements in the loop before starting SLP
1511 2010-04-22 Nick Clifton <nickc@redhat.com>
1513 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1515 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1517 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1520 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1522 * tree-parloops.c (loop_parallel_p): New argument
1523 parloop_obstack. Pass it down.
1524 (parallelize_loops): New variable parloop_obstack. Initialize it,
1525 pass it down, free it.
1527 * tree-loop-linear.c (linear_transform_loops): Pass down
1530 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1531 of type struct obstack *.
1533 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1534 scratch_obstack. Initialize it, pass down, free it.
1536 * lambda.h (lambda_loop_new): Remove.
1537 (lambda_matrix_new, lambda_matrix_inverse)
1538 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1539 argument of type struct obstack *.
1541 * lambda-trans.c (lambda_trans_matrix_new): New argument
1542 lambda_obstack. Pass it down, use obstack allocation for ret.
1543 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1546 * lambda-mat.c (lambda_matrix_get_column)
1547 (lambda_matrix_project_to_null): Remove.
1548 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1550 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1553 * lambda-code.c (lambda_loop_new): New function.
1554 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1555 (lambda_compute_auxillary_space, lambda_compute_target_space)
1556 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1557 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1558 (build_access_matrix): New argument lambda_obstack. Use obstack
1560 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1561 argument lambda_obstack. Pass it down.
1563 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1565 * optabs.h (expand_widening_mult): Declare.
1567 2010-04-22 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/43845
1570 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1571 lookup the CALL_EXPR function and arguments.
1573 2010-04-22 Nick Clifton <nickc@redhat.com>
1575 * config/stormy16/stormy16.c
1576 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1577 * config/stormy16/stormy16.h: Tidy up formatting.
1578 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1579 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1580 (ineqbranchsi): Delete pattern.
1581 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1582 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1583 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1584 stormy16-lib2-ucmpsi2.c.
1586 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1588 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1589 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1590 extra set merge_set_noclobber, and use it to relax the final test
1592 * df.h (df_simulate_find_noclobber_defs): Declare.
1593 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1595 (df_simulate_find_noclobber_defs): New function.
1597 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.md: Use {} around multi-line preparation statements.
1601 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1603 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1604 (process_init_element): New argument of type struct obstack *.
1606 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1607 (set_init_index, set_init_label, set_nonincremental_init)
1608 (set_nonincremental_init_from_string, find_init_member)
1609 (output_init_element, output_pending_init_elements)
1610 (process_init_element): New argument braced_init_obstack. Pass it
1612 (push_range_stack, add_pending_init): New argument
1613 braced_init_obstack. Use obstack allocation.
1615 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1616 braced_init_obstack. Pass it down.
1617 (c_parser_braced_init): New variables ret, braced_init_obstack.
1618 Initialize obstack, pass it down and finally free it.
1620 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1623 * tree-pass.h (pass_optimize_widening_mul): Declare.
1624 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1625 gate_optimize_widening_mul): New static functions.
1626 (pass_optimize_widening_mul): New.
1627 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1628 <case MULT_EXPR>: Remove support for widening multiplies.
1629 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1630 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1631 simplify_gen_unary rather than directly building extensions.
1632 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1634 * expmed.c (expand_widening_mult): New function.
1635 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1637 2010-04-21 Jan Hubicka <jh@suse.cz>
1639 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1640 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1641 * lto-wpa-fixup.c: Remove.
1642 * Makefile.in (lto-wpa-fixup.o): Remove.
1643 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1644 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1645 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1647 2010-04-21 Jan Hubicka <jh@suse.cz>
1649 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1650 add write_optimization_summary, read_optimization_summary.
1651 (ipa_write_summaries_of_cgraph_node_set): Remove.
1652 (ipa_write_optimization_summaries): Declare.
1653 (ipa_read_optimization_summaries): Declare.
1654 * ipa-cp.c (pass_ipa_cp): Update.
1655 * ipa-reference.c (pass_ipa_reference): Update.
1656 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1657 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1659 * ipa-inline.c (pass_ipa_inline): Update.
1660 * ipa.c (pass_ipa_whole_program): Update.
1661 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1662 * passes.c (ipa_write_summaries_1): Do not test wpa.
1663 (ipa_write_optimization_summaries_1): New.
1664 (ipa_write_optimization_summaries): New.
1665 (ipa_read_summaries): Do not test ltrans.
1666 (ipa_read_optimization_summaries_1): New.
1667 (ipa_read_optimization_summaries): New.
1669 2010-04-21 Jan Hubicka <jh@suse.cz>
1671 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1673 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1675 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1678 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1679 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1681 2010-04-21 Jan Hubicka <jh@suse.cz>
1683 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1685 2010-04-21 Jan Hubicka <jh@suse.cz>
1687 * varpool.c (decide_is_variable_needed): Variable is always needed
1690 2010-04-21 Jan Hubicka <jh@suse.cz>
1692 * opts.c (decode_options): Enable pure-const pass for whopr.
1694 2010-04-21 Jan Hubicka <jh@suse.cz>
1696 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1697 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1699 (cgraph_decide_inlining): Do not expect callee to be removed in all
1702 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1704 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1706 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1709 amdfam10_decode attributes.
1711 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1714 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1715 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1716 (lower_copyprivate_clauses): Use private var in outer
1717 context instead of original var. Make sure the types
1718 are correct for VLAs.
1720 2010-04-21 Richard Guenther <rguenther@suse.de>
1722 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1723 to non-pointer objects.
1725 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1727 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1728 last chain entry if it starts with the still current label.
1729 (add_location_or_const_value_attribute): Check that
1730 loc_list->first->next is NULL instead of comparing ->first with ->last.
1731 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1732 to add_var_loc_to_decl.
1734 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1735 >= 4 add also address size and segment size fields into CIE header.
1737 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1738 long as address size is the same as sizeof (void *) and
1740 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1741 address size or segment size is unexpected, return DW_EH_PE_omit.
1742 (classify_object_over_fdes): If get_cie_encoding returned
1743 DW_EH_PE_omit, return -1.
1744 (init_object): If classify_object_over_fdes returned -1,
1745 pretend there were no FDEs at all.
1747 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1750 bswap{si,di}2 using SWI48 mode iterator.
1751 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1752 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1753 set modrm attribute of bswap insn to 0 and remove length attribute.
1754 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1755 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1756 set mode attribute to <MODE> and remove length attribute.
1758 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1760 PR rtl-optimization/43520
1761 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1762 zero available registers.
1764 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * builtins.c (fold_builtin_cproj): Fold more cases.
1768 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1771 (fold_builtin_1): Fold builtin cproj.
1772 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1773 Use ATTR_CONST_NOTHROW_LIST.
1775 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1778 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1779 ffsi2_no_cmove for !TARGET_CMOVE.
1780 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1781 (ffssi2): Remove expander.
1782 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1784 (ctz<mode>2): Ditto from ctz{si,di}2.
1785 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1787 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1790 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1792 * dwarf2out.c (AT_linkage_name): Define.
1793 (clone_as_declaration): Handle DW_AT_linkage_name.
1794 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1795 of DW_AT_MIPS_linkage_name.
1796 (move_linkage_attr): Likewise.
1797 (dwarf2out_finish): Likewise.
1799 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1802 * fold-const.c (fold_comparison): New folding rule.
1804 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1806 * double-int.h (double_int_setbit): Declare.
1807 * double-int.c (double_int_setbit): New function.
1808 * rtl.h (immed_double_int_const): Declare.
1809 * emit-rtl.c (immed_double_int_const): New function.
1810 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1811 and immed_double_int_const functions.
1812 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1813 expand_copysign_bit): (Ditto.).
1814 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1815 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1816 * dojump.c (prefer_and_bit_test): (Ditto.).
1817 * expr.c (convert_modes, reduce_to_bit_field_precision,
1818 const_vector_from_tree): (Ditto.).
1819 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1821 2010-04-20 Jan Hubicka <jh@suse.cz>
1823 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1824 (dump_cgraph_node): Dump new flags.
1825 * cgraph.h (struct cgraph_node): Add flags
1826 reachable_from_other_partition and in_other_partition.
1827 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1828 other partition can not be removed.
1829 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1830 the other partition must be output; silence sanity checking on
1831 leaking functions bodies from other paritition.
1832 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1833 (lto_output_node): Output new flags; do not sanity check that inline
1834 clones are output; drop lto_forced_extern_inline_p code; do not mock
1835 visibility flags at partition boundaries.
1836 (add_node_to): New function.
1837 (output_cgraph): Use it to sort functions so masters appear before
1839 (input_overwrite_node): Input new flags.
1840 * passes.c (ipa_write_summaries): Do not call
1841 lto_new_extern_inline_states.
1842 * lto-section-out.c (forced_extern_inline,
1843 lto_new_extern_inline_states lto_delete_extern_inline_states,
1844 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1845 * lto-streamer.h (lto_new_extern_inline_states,
1846 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1847 lto_forced_extern_inline_p): Kill.
1849 2010-04-20 Richard Guenther <rguenther@suse.de>
1851 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1852 from vars that can have pointers.
1853 (process_constraint): Dump useless constraints.
1855 2010-04-20 Richard Guenther <rguenther@suse.de>
1857 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1858 (dump_sa_points_to_info): Remove asserts.
1859 (init_base_vars): nothing_id isn't an escape point nor does it
1862 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1864 * tree.h (TYPE_REF_IS_RVALUE): Define.
1865 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1866 should_move_die_to_comdat, prune_unused_types_walk): Handle
1867 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1868 (modified_type_die, gen_reference_type_die): Emit
1869 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1870 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1872 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1875 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1876 calls for -fpic -m31 if they have been sibcall optimized.
1878 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1880 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1881 ar.lc fixed and call-used.
1883 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1885 2010-04-19 Jan Hubicka <jh@suse.cz>
1887 * opts.c (decode_options): Disable whpr incompatible passes.
1888 * lto/lto.c (lto_1_to_1_map): Skip clones.
1889 (read_cgraph_and_symbols): Do not mark everything as needed.
1890 (do_whole_program_analysis): Do map only after optimizing;
1891 set proper cgraph_state; use passmanager.
1893 2010-04-19 DJ Delorie <dj@redhat.com>
1895 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1896 POINTER_PLUS_EXPR and fix them.
1898 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1900 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1901 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1902 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1903 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1904 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1905 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1906 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1907 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1908 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1909 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1910 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1912 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1914 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1915 (check_cond_move_block): Likewise.
1916 (cond_move_process_if_block): Likewise.
1917 (noce_find_if_block): Improve formatting.
1918 (find_if_header): Pass 0 to memset and tweak conditions.
1919 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1921 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1923 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1927 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1928 with non-local decl doesn't need chain.
1930 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1932 * ira-color.c (allocno_reload_assign): Avoid accumulating
1933 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1935 2010-04-19 Martin Jambor <mjambor@suse.cz>
1937 * gimple.h (create_tmp_reg): Declare.
1938 * gimplify.c (create_tmp_reg): New function.
1939 (gimplify_return_expr): Use create_tmp_reg.
1940 (gimplify_omp_atomic): Likewise.
1941 (gimple_regimplify_operands): Likewise.
1942 * tree-dfa.c (make_rename_temp): Likewise.
1943 * tree-predcom.c (predcom_tmp_var): Likewise.
1944 (reassociate_to_the_same_stmt): Likewise.
1945 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1946 (get_replaced_param_substitute): Likewise.
1947 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1948 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1949 * tree-ssa-pre.c (get_representative_for): Likewise.
1950 (create_expression_by_pieces): Likewise.
1951 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1952 (create_tailcall_accumulator): Likewise.
1954 2010-04-19 Martin Jambor <mjambor@suse.cz>
1956 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1958 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1960 2010-04-19 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/43796
1963 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1964 from SCEV in the lattice.
1965 (vrp_visit_phi_node): Dump change.
1967 2010-04-19 Richard Guenther <rguenther@suse.de>
1969 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1970 * configure: Re-generated.
1972 2010-04-19 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43783
1975 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1976 constant ARRAY_REF operands two and three if possible.
1978 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1983 2010-04-19 Jie Zhang <jie@codesourcery.com>
1986 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1988 2010-04-19 Ira Rosen <irar@il.ibm.com>
1990 PR tree-optimization/37027
1991 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1992 and macro to access it.
1993 (vectorizable_reduction): Add argument.
1994 (vect_get_slp_defs): Likewise.
1995 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1996 statements for possible use in SLP.
1997 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1998 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1999 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2001 (vectorizable_reduction): Likewise.
2002 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2004 (vectorizable_type_demotion, vectorizable_type_promotion,
2005 vectorizable_store): Likewise.
2006 (vect_analyze_stmt): Update call to vectorizable_reduction.
2007 (vect_transform_stmt): Likewise.
2008 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2009 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2010 from different interleaving chains in same node.
2011 (vect_slp_rearrange_stmts): New function.
2012 (vect_supported_load_permutation_p): Allow load permutations for
2013 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2014 inside SLP nodes if necessary.
2015 (vect_analyze_slp_instance): Handle reductions.
2016 (vect_analyze_slp): Try to build SLP instances originating from groups
2018 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2019 (vect_get_constant_vectors): Create initial vectors for reductions
2020 according to reduction code. Add new argument.
2021 (vect_get_slp_defs): Add new argument, pass it to
2022 vect_get_constant_vectors.
2023 (vect_schedule_slp_instance): Remove SLP tree root statements.
2025 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2027 * tree.h (ENUM_IS_SCOPED): Define.
2028 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2029 for ENUM_IS_SCOPED enums.
2031 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2033 * fold-const.c (fold_comparison): Use ssizetype.
2034 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2035 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2036 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2037 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2039 * tree.h (initialize_sizetypes): Remove parameter.
2040 (build_common_tree_nodes): Remove second parameter.
2041 * stor-layout.c (initialize_sizetypes): Remove parameter.
2042 Always create an unsigned type.
2043 (set_sizetype): Assert that the passed type is unsigned and simplify.
2044 * tree.c (build_common_tree_nodes): Remove second parameter.
2045 Adjust call to initialize_sizetypes.
2046 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2047 build_common_tree_nodes.
2049 2010-04-18 Matthias Klose <doko@ubuntu.com>
2051 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2053 2010-04-18 Ira Rosen <irar@il.ibm.com>
2055 PR tree-optimization/43771
2056 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2057 load permutation doesn't have gaps.
2059 2010-04-18 Jan Hubicka <jh@suse.cz>
2061 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2062 (sse_prologue_save_insn expander): Use new pattern.
2063 (sse_prologue_save_insn1): New pattern and splitter.
2064 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2066 * i386.c (setup_incoming_varargs_64): Do not compute jump
2068 (ix86_gimplify_va_arg): Update alignment needed.
2069 (ix86_local_alignment): Do not align all local arrays to 128bit.
2071 2010-04-17 Jan Hubicka <jh@suse.cz>
2073 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2075 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2077 * arm.md (negdi2): Remove redundant code to force values into a
2080 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2082 * arm/bpabi.S: Add EABI alignment attributes to objects.
2083 * arm/bpabi-v6m.S: Likewise.
2084 * arm/crti.asm: Likewise.
2085 * arm/crtn.asm: Likewise.
2086 * arm/lib1funcs.asm: Likewise.
2087 * arm/libunwind.S: Likewise.
2089 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2091 * arm-protos.h (tune_params): New structure.
2092 * arm.c (current_tune): New variable.
2093 (arm_constant_limit): Delete.
2094 (struct processors): Add pointer to the tune parameters.
2095 (arm_slowmul_tune): New tuning option.
2096 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2097 (all_cores): Adjust to pick up the tuning model.
2098 (arm_constant_limit): New function.
2099 (arm_override_options): Select the appropriate tuning model. Delete
2100 initialization of arm_const_limit.
2101 (arm_split_constant): Use the new constant-limit model.
2102 (arm_rtx_costs): Pick up the current tuning model.
2103 * arm.md (is_strongarm, is_xscale): Delete.
2104 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2105 for Xscale variant architectures.
2106 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2108 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2110 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2112 (arm_rtx_costs_1): Remove unused variable extra_cost.
2113 (arm_unwind_emit_set): Use variable offset.
2114 (thumb1_output_casesi): Remove unused variable flags.
2116 2010-04-16 Jeff Law <law@redhat.com>
2118 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2119 needing assignment rather than doing a two-phase assignment. Remove
2120 unused variable 'm'.
2122 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2125 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2127 2010-04-16 Doug Kwan <dougkwan@google.com>
2129 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2130 (next_operand_entry_id): New static variable.
2131 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2132 (add_to_ops_vec): Assigned unique ID to operand entry.
2133 (struct oecount_s): New field ID.
2134 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2135 (undistribute_ops_list): Assign unique IDs to oecounts.
2136 (init_reassoc): reset next_operand_entry_id.
2138 2010-04-16 Doug Kwan <dougkwan@google.com>
2140 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2141 missing left parenthesis.
2143 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2146 *btdi_rex64 using SWI48 mode iterator.
2147 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2148 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2149 *jcc_btdi_mask_rex64.
2151 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2153 * double-int.h (tree_to_double_int): Convert to macro.
2154 * double-int.c (tree_to_double_int): Remove.
2156 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2159 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2160 with want_address 2 and in case a single element list might be
2161 possible, call it again with want_address 0.
2163 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2165 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2166 case 'W' print operands for HI mode.
2167 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2168 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2169 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2170 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2172 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2174 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2175 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2176 #xx:3 and #xx:4 mode.
2178 * config/h8300/h8300.md (inverted load with HImode dest): Add
2179 support for H8300SX.
2181 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2182 satisfy 'U' constraint.
2184 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2186 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2187 * configure: Regenerate.
2188 * config.in: Regenerate.
2189 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2192 2010-04-16 Richard Guenther <rguenther@suse.de>
2194 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2195 (struct tree_decl_common): ... here.
2196 (DECL_PT_UID): Adjust.
2197 (SET_DECL_PT_UID): Likewise.
2198 (DECL_PT_UID_SET_P): Likewise.
2200 2010-04-16 Richard Guenther <rguenther@suse.de>
2202 PR tree-optimization/43572
2203 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2204 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2205 * tree-flow.h (is_call_clobbered): Remove.
2206 * tree-flow-inline.h (is_call_clobbered): Likewise.
2207 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2208 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2209 (execute_return_slot_opt): Adjust.
2210 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2211 check for call clobbered vars here.
2212 (find_tail_calls): Move tailcall verification to the
2215 2010-04-16 Diego Novillo <dnovillo@google.com>
2217 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2219 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2222 * config/arm/arm.md (cbranchqi4): New pattern.
2223 * config/arm/predicates.md (const0_operand,
2224 cbranchqi4_comparison_operator): New predicates.
2226 2010-04-16 Richard Guenther <rguenther@suse.de>
2228 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2229 (dump_gimple_stmt): Likewise.
2231 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2233 * recog.h (struct recog_data): New field is_operator.
2234 (struct insn_operand_data): New field is_operator.
2235 * recog.c (extract_insn): Set recog_data.is_operator.
2236 * genoutput.c (output_operand_data): Emit code to set the
2238 * reload.c (find_reloads): Use it rather than testing for an
2239 empty constraint string.
2242 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2243 If the previous insn is a cbranchsi4_insn with the same arguments,
2244 omit the compare instruction.
2246 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2247 register, inputs must be low registers and we need a low register
2248 scratch. Handle alternative 2 like alternative 3.
2250 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2252 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2253 don't call get_addr on both. If one expression is a VALUE and
2254 the other a REG, check VALUE's locs if the REG isn't among them.
2256 2010-04-16 Christian Bruel <christian.bruel@st.com>
2258 * config/sh/sh.h (sh_frame_pointer_required): New function.
2259 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2260 (flag_omit_frame_pointer) Set.
2261 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2262 (rounded_frame_size): Adjust size with outgoing_args_size.
2263 (sh_set_return_address): Must return from stack pointer.
2264 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2265 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2266 (ACCUMULATE_OUTGOING_ARGS): Define.
2267 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2268 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2270 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2273 * config/sh/sh.c (sh_legitimize_reload_address): Use
2274 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2275 Remove a unneeded check for offset_base.
2277 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2279 * configure: Regenerated.
2281 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2283 * config/s390/s390.c (s390_call_save_register_used): Switch back
2284 to HARD_REGNO_NREGS.
2286 2010-04-15 Richard Guenther <rguenther@suse.de>
2288 * alias.c (alias_set_subset_of): Handle alias-set zero
2291 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2292 Julian Brown <julian@codesourcery.com>
2294 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2295 alternatives according to use of high and low regs.
2296 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2297 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2298 optimizing for size on Thumb-2.
2300 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2302 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2304 2010-04-15 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-structalias.c (struct variable_info): Add
2308 (new_var_info): Initialize it.
2309 (dump_constraints): Support printing last added constraints.
2310 (debug_constraints): Adjust.
2311 (dump_constraint_graph): Likewise.
2312 (make_heapvar_for): Check for NULL cfun.
2313 (get_function_part_constraint): New function.
2314 (get_fi_for_callee): Likewise.
2315 (find_func_aliases): Properly implement IPA PTA constraints.
2316 (process_ipa_clobber): New function.
2317 (find_func_clobbers): Likewise.
2318 (insert_into_field_list_sorted): Remove.
2319 (create_function_info_for): Properly allocate vars for IPA mode.
2320 Do not use insert_into_field_list_sorted.
2321 (create_variable_info_for): Properly generate constraints for
2322 global vars in IPA mode.
2323 (dump_solution_for_var): Always dump the solution.
2324 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2325 (find_what_var_points_to): Adjust.
2326 (pt_solution_set): Change.
2327 (pt_solution_ior_into): New function.
2328 (pt_solution_empty_p): Export.
2329 (pt_solution_includes_global): Adjust.
2330 (pt_solution_includes_1): Likewise.
2331 (pt_solutions_intersect_1): Likewise.
2332 (dump_sa_points_to_info): Check some invariants.
2333 (solve_constraints): Move constraint dumping ...
2334 (compute_points_to_sets): ... here.
2335 (ipa_pta_execute): ... and here.
2336 (compute_may_aliases): Do not re-compute points-to info
2337 locally if IPA info is available.
2338 (ipa_escaped_pt): New global var.
2339 (ipa_pta_execute): Properly implement IPA PTA.
2340 * tree-into-ssa.c (dump_decl_set): Support dumping
2341 decls not in referenced-vars.
2342 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2343 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2344 (dump_points_to_solution): Likewise.
2345 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2346 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2347 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2348 (copy_decl_to_var): Copy DECL_PT_UID.
2349 (copy_result_decl_to_var): Likewise.
2350 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2351 (copy_node_stat): Copy it.
2352 * tree.h (DECL_PT_UID): New macro.
2353 (SET_DECL_PT_UID): Likewise.
2354 (DECL_PT_UID_SET_P): Likewise.
2355 (struct tree_decl_minimal): Add pt_uid member.
2356 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2357 (pt_solution_empty_p): Declare.
2358 (pt_solution_set): Adjust.
2359 (ipa_escaped_pt): Declare.
2360 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2361 * gimple-pretty-print.c (pp_points_to_solution): New function.
2362 (dump_gimple_call): Dump call clobber/use information.
2363 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2364 * tree-pass.h (TDF_ALIAS): New dump option.
2365 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2366 * doc/invoke.texi (-fipa-pta): Update documentation.
2368 2010-04-15 Richard Guenther <rguenther@suse.de>
2370 * Makefile.in (OBJS-common): Add gimple-fold.o.
2371 (gimple-fold.o): New rule.
2372 * tree.h (maybe_fold_offset_to_reference,
2373 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2375 * gimple.h: ... here.
2376 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2377 may_propagate_address_into_dereference): Move prototypes ...
2378 * gimple.h: ... here.
2379 * tree-ssa-ccp.c (get_symbol_constant_value,
2380 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2381 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2382 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2383 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2384 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2385 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2386 gimplify_and_update_call_from_tree): Move ...
2387 * gimple-fold.c: ... here. New file.
2388 (ccp_fold_builtin): Rename to ...
2389 (gimple_fold_builtin): ... this.
2390 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2392 2010-04-15 Richard Guenther <rguenther@suse.de>
2394 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2395 fit_double_type, force_fit_type_double, add_double_with_sign,
2396 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2397 lrotate_double, rrotate_double, div_and_round_double): Move ...
2398 * double-int.c: ... here.
2399 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2400 add_double, neg_double, mul_double_with_sign, mul_double,
2401 lshift_double, rshift_double, lrotate_double, rrotate_double,
2402 div_and_round_double): Move prototypes ...
2403 * double-int.h: ... here.
2405 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2408 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2409 matching constraints to ensure inputs match the output.
2411 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2414 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2415 in an input-only operand.
2417 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2419 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2420 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2421 (double_int_negative_p): Convert to static inline function.
2422 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2423 (double_int_negative_p): Remove.
2424 * tree.h (lshift_double, rshift_double):
2425 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2426 * fold-const.c (fold_convert_const_int_from_real,
2427 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2428 (lshift_double): Change type of arith argument to bool.
2429 (rshift_double): Change type of arith argument to bool. Correct
2431 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2433 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2436 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2437 at the start and end of the then/else blocks, and omit them from the
2439 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2440 argument; all callers changed. Pass zero to old_insns_match_p instead.
2441 (flow_find_head_matching_sequence): New function.
2442 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2443 * basic-block.h (flow_find_cross_jump,
2444 flow_find_head_matching_sequence): Declare functions.
2446 2010-04-14 Jason Merrill <jason@redhat.com>
2449 * c-common.c (attribute_takes_identifier_p): New fn.
2450 * c-common.h: Declare it.
2452 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2456 (*udivmod<mode>4): Ditto.
2458 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.md (maxmin_int): Rename code attribute from
2461 maxminiprefix and update all users.
2462 (maxmin_float): Ditto from maxminfprefix.
2463 (logic): Ditto from logicprefix.
2464 (absneg_mnemonic): Ditto from absnegprefix.
2465 * config/i386/mmx.md: Update all users of maxminiprefix,
2466 maxminfprefix and logicprefix for rename.
2467 * config/i386/sse.md: Ditto.
2468 * config/i386/sync.md (sync_<code><mode>): Update for
2471 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2474 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2475 warnings converted to errors.
2477 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2479 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2480 used insn_type variable.
2481 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2482 to avoid set-but-not-used warning.
2484 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2486 * df-core.c (df_ref_debug): Change format string placeholder
2488 * dwarf2asm.c (dw2_asm_output_data_raw,
2489 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2490 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2491 * dwarf2out.c (output_cfi, output_cfi_directive,
2492 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2493 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2495 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2496 * print-rtl.c (print_rtx): Ditto.
2498 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2501 * builtins.c (expand_builtin_pow_root): New function to expand pow
2502 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2503 series of sqrt and cbrt calls under -ffast-math.
2504 (expand_builtin_pow): Call it.
2506 2010-04-14 Michael Matz <matz@suse.de>
2508 PR tree-optimization/42963
2509 * tree-cfg.c (touched_switch_bbs): New static variable.
2510 (group_case_labels_stmt): New function broken out from ...
2511 (group_case_labels): ... here, use the above.
2512 (start_recording_case_labels): Allocate touched_switch_bbs.
2513 (end_recording_case_labels): Deallocate it, call
2514 group_case_labels_stmt.
2515 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2517 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2519 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2522 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2526 2010-04-13 Jan Hubicka <jh@suse.cz>
2528 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2529 of optimized out static functions.
2530 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2531 cost computation. Also sanity check for overflows.
2532 (update_caller_keys): Update cgraph_edge_badness call; properly
2533 update fibheap and sanity check that it is up to date.
2534 (add_new_edges_to_heap): Update cgraph_edge_badness.
2535 (cgraph_decide_inlining_of_small_function): Likewise;
2536 add sanity checking that badness in heap is up to date;
2537 improve dumping of reason; Update badness of calls to the
2538 offline copy of function currently inlined; dump badness
2539 of functions not inlined because of unit growth limits.
2541 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2544 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2545 because of sign-extension change when converting to sizetype here...
2546 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2548 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2549 the folding to constants. Remove redundant final conversion.
2550 (fold_binary) <associate>: Do not associate if the re-association of
2551 constants alone overflows.
2552 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2553 to the end of the list.
2554 (multiple_of_p) <COND_EXPR>: New case.
2556 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2558 * opt-functions.awk (opt_sanitized_name): New.
2560 * optc-gen.awk: Use it
2561 * opth-gen.awk: Use it.
2563 2010-04-13 Martin Jambor <mjambor@suse.cz>
2565 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2566 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2567 children. Call replace_uses_with_default_def_ssa_name to handle
2570 2010-04-13 Michael Matz <matz@suse.de>
2573 * builtins.c (expand_builtin_interclass_mathfn): Also create
2574 a register if the predicate doesn't match.
2576 2010-04-13 Diego Novillo <dnovillo@google.com>
2578 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2579 * c-pch.c: Include timevar.h.
2580 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2581 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2582 * ggc-common.c: Include timevar.h.
2583 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2584 * timevar.def (TV_PCH_SAVE): Define.
2585 (TV_PCH_CPP_SAVE): Define.
2586 (TV_PCH_PTR_REALLOC): Define.
2587 (TV_PCH_PTR_SORT): Define.
2588 (TV_PCH_RESTORE): Define.
2589 (TV_PCH_CPP_RESTORE): Define.
2591 2010-04-13 Michael Matz <matz@suse.de>
2593 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2595 (can_reassociate_p): New function.
2596 (break_up_subtract_bb, reassociate_bb): Use it.
2598 2010-04-13 Richard Guenther <rguenther@suse.de>
2601 * builtins.c (c_readstr): Fix assert.
2603 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2606 when generating cltd insn.
2608 (*ashl<mode>3_1): Remove special handling for register operand 2.
2609 (*ashlsi3_1_zext): Ditto.
2610 (*ashlhi3_1): Ditto.
2611 (*ashlhi3_1_lea): Ditto.
2612 (*ashlqi3_1): Ditto.
2613 (*ashlqi3_1_lea): Ditto.
2614 (*<shiftrt_insn><mode>3_1): Ditto.
2615 (*<shiftrt_insn>si3_1_zext): Ditto.
2616 (*<shiftrt_insn>qi3_1_slp): Ditto.
2617 (*<rotate_insn><mode>3_1): Ditto.
2618 (*<rotate_insn>si3_1_zext): Ditto.
2619 (*<rotate_insn>qi3_1_slp): Ditto.
2621 2010-04-13 Richard Guenther <rguenther@suse.de>
2623 * tree-ssa-structalias.c (callused_id): Remove.
2624 (call_stmt_vars): New.
2625 (get_call_vi): Likewise.
2626 (lookup_call_use_vi): Likewise.
2627 (lookup_call_clobber_vi): Likewise.
2628 (get_call_use_vi): Likewise.
2629 (get_call_clobber_vi): Likewise.
2630 (make_transitive_closure_constraints): Likewise.
2631 (handle_const_call): Adjust to do per-call call-used handling.
2632 (handle_pure_call): Likewise.
2633 (find_what_var_points_to): Remove general callused handling.
2634 (init_base_vars): Likewise.
2635 (init_alias_vars): Initialize call_stmt_vars.
2636 (compute_points_to_sets): Process call-used and call-clobbered
2637 vars for call statements.
2638 (delete_points_to_sets): Free call_stmt_vars.
2640 2010-04-13 Richard Guenther <rguenther@suse.de>
2642 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2643 Only add RW dependence for dependence distance zero.
2644 Adjust maximal vectorization factor according to dependences.
2645 Move alignment handling ...
2646 (vect_find_same_alignment_drs): ... here. New function.
2647 (vect_analyze_data_ref_dependences): Adjust.
2648 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2649 (vect_analyze_data_refs): Adjust minimal vectorization factor
2650 according to data references.
2651 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2652 dependences before determining the vectorization factor.
2653 Analyze alignment after determining the vectorization factor.
2654 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2655 dependences before alignment.
2656 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2658 (vect_analyze_data_refs): Likewise.
2659 (MAX_VECTORIZATION_FACTOR): New define.
2661 2010-04-13 Duncan Sands <baldrick@free.fr>
2663 * except.h (lang_eh_type_covers): Remove.
2664 * except.c (lang_eh_type_covers): Likewise.
2666 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2667 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2669 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2670 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2671 UNITS_PER_LONG where it is ABI relevant.
2672 (s390_return_addr_rtx): Likewise.
2673 (s390_back_chain_rtx): Likewise.
2674 (s390_frame_area): Likewise.
2675 (s390_frame_info): Likewise.
2676 (s390_initial_elimination_offset): Likewise.
2677 (save_gprs): Likewise.
2678 (s390_emit_prologue): Likewise.
2679 (s390_emit_epilogue): Likewise.
2680 (s390_function_arg_advance): Likewise.
2681 (s390_function_arg): Likewise.
2682 (s390_va_start): Likewise.
2683 (s390_gimplify_va_arg): Likewise.
2684 (s390_function_profiler): Likewise.
2685 (s390_optimize_prologue): Likewise.
2686 (s390_rtx_costs): Likewise.
2687 (s390_secondary_reload): Likewise.
2688 (s390_promote_function_mode): Likewise.
2689 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2690 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2691 registers available.
2692 (s390_unwind_word_mode): New function.
2693 (s390_function_value): Split 64 bit values into register pair if
2694 used as return value.
2695 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2696 function call parameters. Handle parallels.
2697 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2698 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2699 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2700 (s390_expand_setmem): Remove unused variable src_addr.
2701 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2702 deal with 64 bit registers.
2703 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2704 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2705 (UNITS_PER_LONG): New macro.
2706 * libjava/include/s390-signal.h: Define extended ucontext
2707 structure containing the upper halfs of the 64 bit registers.
2709 2010-04-13 Simon Baldwin <simonb@google.com>
2711 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2713 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2715 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2716 rvalue on the RHS if the LHS is of a non-renamable type.
2717 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2719 2010-04-13 Matthias Klose <doko@ubuntu.com>
2721 * gcc.c (cc1_options): Handle -iplugindir before processing
2722 the cc1 spec. Only add -iplugindir once.
2723 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2725 * common.opt (iplugindir): Remove `Separate' property, initialize.
2726 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2728 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2729 (distclean): Remove plugin dir.
2730 * doc/invoke.texi: Document -iplugindir.
2732 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2734 * doc/plugins.texi (Loading Plugins): Document short
2735 -fplugin=foo option.
2736 (Plugin API): Mention default_plugin_dir_name function.
2738 * gcc.c (find_file_spec_function): Add new declaration.
2739 (static_spec_func): Use it for "find-file".
2740 (find_file_spec_function): Add new function.
2741 (cc1_options): Add -iplugindir option if -fplugin* options found.
2743 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2745 * plugin.c (add_new_plugin): Updated comment, and handle short
2747 (default_plugin_dir_name): Added new function.
2749 * common.opt (iplugindir): New option to set the plugin directory.
2751 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2753 * config/i386/i386.md (any_rotate): New code iterator.
2754 (rotate_insn): New code attribute.
2756 (SWIM124): New mode iterator.
2757 (<rotate_insn>ti3): New expander.
2758 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2759 any_rotate code iterator.
2760 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2761 using any_rotate code iterator and SWIM124 mode iterator.
2762 (ix86_rotlti3): New insn_and_split pattern.
2763 (ix86_rotrti3): Ditto.
2764 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2765 ix86_rotl{di,ti}3 patterns.
2766 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2767 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2768 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2769 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2770 code iterator and SWI mode iterator.
2771 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2772 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2774 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2775 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2776 (bswap rotatert splitter): Add splitter.
2777 (bswap splitter): Macroize splitter using any_rotate code iterator.
2778 Add insn predicate to split only for TARGET_USE_XCHGB or when
2779 optimizing function for size.
2781 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2783 * config/pa/pa.c (emit_move_sequence): Remove use of
2784 deleted variable flag_argument_noalias.
2786 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2788 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2790 Add to unsupported targets list.
2791 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2792 sparc*-sun-solaris2.[567]* from target lists.
2793 * configure: Regenerate.
2794 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2796 Remove Solaris 7 patch references.
2797 (Specific, sparc-sun-solaris2.7): Removed.
2798 (sparc-sun-solaris2*): Update Solaris 7 example.
2799 (sparc64-*-solaris2*): Likewise.
2801 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2803 * config.build (alpha*-dec-osf4*): Remove.
2804 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2805 of obsolete configurations.
2806 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2808 * config/alpha/t-osf4: Renamed to ...
2809 * config/alpha/t-osf5: ... this.
2810 * config/alpha/osf.h: Renamed to ...
2811 * config/alpha/osf5.h: ... this.
2812 Merged old osf5.h contents.
2814 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2815 (EXTRA_SPECS): Removed.
2816 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2817 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2820 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2822 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2824 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2827 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2828 __thiscall convention.
2830 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2832 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2834 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2836 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2838 * function.c (assign_parms_initialize_all): Add unused attribute
2841 2010-04-12 Richard Guenther <rguenther@suse.de>
2843 * gsstruct.def (GSS_CALL): New.
2844 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2845 * gimple.h: Include tree-ssa-alias.h.
2846 (struct gimple_statement_call): New.
2847 (union gimple_statement_struct_d): Add gimple_call member.
2848 (gimple_call_reset_alias_info): Declare.
2849 (gimple_call_use_set): New function.
2850 (gimple_call_clobber_set): Likewise.
2851 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2852 * gimple.c (gimple_call_reset_alias_info): New function.
2853 (gimple_build_call_1): Call it.
2854 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2855 * tree-inline.c (remap_gimple_stmt): Likewise.
2856 (expand_call_inline): Remove callused handling.
2857 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2858 * tree-dfa.c (dump_variable): Likewise.
2859 * tree-parloops.c (parallelize_loops): Likewise.
2860 * tree-ssa.c (init_tree_ssa): Likewise.
2861 (delete_tree_ssa): Likewise.
2862 * tree-flow-inline.h (is_call_used): Remove.
2863 * tree-flow.h (struct gimple_df): Remove callused member.
2864 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2865 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2866 (ref_maybe_used_by_call_p_1): Simplify.
2867 (call_may_clobber_ref_p_1): Likewise.
2868 * tree-ssa-structalias.c (compute_points_to_sets): Set
2869 the call stmt used and clobbered sets.
2870 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2871 (find_tail_calls): Verify the tail call.
2873 2010-04-12 Richard Guenther <rguenther@suse.de>
2875 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2876 single-iteration always-inline inlining.
2877 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2878 (cgraph_decide_inlining): Do not handle always-inline specially.
2879 (try_inline): Remove always-inline cycle detection special case.
2880 Do not recurse on always-inlines.
2881 (cgraph_early_inlining): Do not iterate if not optimizing.
2882 (cgraph_gate_early_inlining): remove.
2883 (pass_early_inline): Run unconditionally.
2884 (gate_cgraph_decide_inlining): New function.
2885 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2886 not inlining or optimizing.
2887 (cgraph_decide_inlining_of_small_functions): Also consider
2888 always-inline functions.
2889 (cgraph_default_inline_p): Return true for nodes which should
2890 disregard inline limits.
2891 (estimate_function_body_sizes): Assume zero size and time for
2892 nodes which are marked as disregarding inline limits.
2893 (cgraph_decide_recursive_inlining): Do not perform recursive
2894 inlining on always-inline nodes.
2896 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2899 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2900 for exprs satisfying handled_component_p.
2902 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2904 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2905 non-constant aggregate elements.
2907 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2908 is a real initialization.
2910 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2913 * c-decl.c (start_function): Move forward check for nested function.
2915 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2917 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2918 * config/sh/sh.c: Include reload.h.
2919 (sh_legitimize_reload_address): New.
2920 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2921 sh_legitimize_reload_address.
2923 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2925 * config/sh/sh.md (*movqi_pop): New insn pattern.
2926 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2928 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2930 * config/i386/i386.md (any_shiftrt): New code iterator.
2931 (shiftrt_insn): New code attribute.
2933 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2934 using any_shiftrt code iterator.
2935 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2936 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2937 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2938 pattern from corresponding peephole2 patterns.
2939 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2940 using any_shiftrt code iterator.
2941 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2942 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2943 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2944 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2945 *{ashr,lshr}<mode>3_cmp_zext.
2946 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2948 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2950 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2952 (*lshr<mode>3_cconly): Ditto.
2954 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2956 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2957 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2958 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2959 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2961 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2962 from corresponding peephole2 patterns.
2963 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2964 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2965 and *lshrdi3_1_rex64 using SWI mode iterator.
2966 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2967 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2968 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2969 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2970 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2971 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2972 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2973 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2974 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2977 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2979 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2980 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2981 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2982 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2984 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2985 from corresponding peephole2 patterns.
2986 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2987 (ashrsi3_cvt): Rename from ashrsi3_31.
2988 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2989 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2990 and x86_64_shift_adj_3 using SWI48 mode iterator.
2991 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2992 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2993 and *ashrdi3_1_rex64 using SWI mode iterator.
2994 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2995 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2996 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2997 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2998 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2999 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3000 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3001 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3002 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3004 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3005 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3006 x86_shift<mode>_adj_3 expanders.
3008 2010-04-10 Wei Guozhi <carrot@google.com>
3011 * config/arm/arm.c (arm_pic_static_addr): New function.
3012 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3014 (arm_output_addr_const_extra): Output expression for new pattern.
3015 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3017 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3019 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3022 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3023 * web.c: Include "insn-config.h" and "recog.h".
3024 (union_match_dups): New function.
3025 (web_main): Call it.
3026 (union_defs): Don't try to recognize match_dups.
3028 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3029 if doing so would replace the entire pattern.
3031 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3036 and splitter pattern. Change splitter operand 1 predicate to
3039 2010-04-09 Martin Jambor <mjambor@suse.cz>
3041 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3042 lattices are addresses of CONST_DECLs with the same initial value.
3043 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3044 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3046 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3047 Bernd Schmidt <bernds@codesourcery.com>
3049 * loop-invariant.c (replace_uses): New static function.
3050 (move_invariant_reg): Use it to ensure we can replace the uses.
3052 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3054 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3056 (picochip_override_options): Enable section anchors only above -O1.
3057 (picochip_reorg): Fixed a couple of build warnings.
3059 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3061 * configure.ac (plugin -rdynamic test): Log result.
3062 * configure: Regenerate.
3063 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3064 (RDYNAMIC_SPEC): Define.
3065 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3067 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3069 * configure.ac: Determine Sun ld version numbers.
3070 (comdat_group): Restrict GNU ld version checks to gld.
3071 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3072 (enable_comdat): Support --enable-comdat.
3073 * configure: Regenerate.
3074 * doc/install.texi (Configuration): Document --enable-comdat.
3076 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3078 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3079 * config/sol2-gld.h: ... here.
3080 * config.gcc (sparc*-*-solaris2*): Reflect this.
3081 (i[34567]86-*-solaris2*): Use it.
3083 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3085 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3087 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3089 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3092 * diagnostic.c (diagnostic_initialize): Initialize
3093 some_warnings_are_errors.
3094 (diagnostic_finish): New.
3095 (diagnostic_action_after_output): Call it before exiting.
3096 (diagnostic_report_diagnostic): Do not print message here. Set
3097 some_warnings_are_errors.
3098 * diagnostic.h (diagnostic_context): Delete
3099 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3100 (diagnostic_finish): Declare.
3101 * toplev.c (toplev_main): Call it before exit.
3103 2010-04-09 Jason Merrill <jason@redhat.com>
3106 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3107 for incomplete type.
3110 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3111 based on a warning flag.
3113 2010-04-09 Richard Guenther <rguenther@suse.de>
3115 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3117 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3120 * varasm.c (default_assemble_visibility): Wrap vars that are
3121 set, but unused, by targets without GAS.
3122 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3123 Remove set, but unused, vars.
3124 (rs6000_legitimize_tls_address): Likewise.
3125 (altivec_expand_dst_builtin): Likewise.
3126 * config/darwin.c (machopic_classify_symbol): Likewise.
3127 (machopic_indirection_name): Likewise.
3129 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3131 * config/i386/i386.md (DWI): New mode iterator.
3132 (S): New mode attribute.
3133 (shift_operand): Ditto.
3134 (shift_immediate_operand): Ditto.
3135 (ashl_input_operand): Ditto.
3136 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3137 using SDWIM mode iterator.
3138 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3139 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3141 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3142 from corresponding peephole2 patterns.
3143 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3144 and x86_64_shift_adj_1 using SWI48 mode iterator.
3145 (x86_shift<mode>_adj_2): Ditto.
3146 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3147 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3148 using SWI48 mode iterator.
3149 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3150 *ashldi3_cmp_rex64 using SWI mode iterator.
3151 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3152 *ashldi3_cconly_rex64 using SWI mode iterator.
3153 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3154 x86_shift<mode>_adj_{1,2}.
3155 (ix86_split_ashr): Ditto.
3156 (ix86_split_lshr): Ditto.
3158 2010-04-09 Richard Guenther <rguenther@suse.de>
3160 * target.h (builtin_conversion): Pass in input and output types.
3161 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3162 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3163 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3164 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3166 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3168 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3170 2010-04-09 Richard Guenther <rguenther@suse.de>
3173 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3175 2010-04-09 Richard Guenther <rguenther@suse.de>
3177 * tree-vectorizer.h (struct _stmt_vec_info): Document
3178 that vectype is the type of the LHS.
3179 (supportable_widening_operation, supportable_narrowing_operation):
3180 Get both input and output vector types as arguments.
3181 (vect_is_simple_use_1): Declare.
3182 (get_same_sized_vectype): Likewise.
3183 * tree-vect-loop.c (vect_determine_vectorization_factor):
3184 Set STMT_VINFO_VECTYPE to the vector type of the def.
3185 (vectorizable_reduction): Adjust.
3186 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3187 Adjust. Specify the output vector type.
3188 (vect_pattern_recog_1): Adjust.
3189 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3190 (vectorizable_call): Adjust.
3191 (vectorizable_conversion): Likewise.
3192 (vectorizable_operation): Likewise.
3193 (vectorizable_type_demotion): Likewise.
3194 (vectorizable_type_promotion): Likewise.
3195 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3197 (vect_is_simple_use_1): New function.
3198 (supportable_widening_operation): Get both input and output
3200 (supportable_narrowing_operation): Likewise.
3201 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3203 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3205 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3206 __thiscall and _thiscall as predefined macros.
3207 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3208 thiscall attribute handling.
3209 (ix86_comp_type_attributes): Likewise.
3210 (ix86_function_regparm): Likewise.
3211 (ix86_return_pops_args): Likewise.
3212 (init_cumulative_args): Likewise.
3213 (find_drap_reg): Likewise.
3214 (ix86_static_chain): Likewise.
3215 (x86_this_parameter): Likewise.
3216 (x86_output_mi_thunk): Likewise.
3217 (ix86_attribute_table): Add description for thiscall attribute.
3218 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3219 * doc/extend.texi: Add documentation for thiscall.
3221 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * c.opt (Wint-to-pointer-cast): Available in C++.
3225 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3227 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3229 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3230 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3231 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3232 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3233 function type instead. Reorder and simplify checks.
3235 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3237 2010-04-08 Jing Yu <jingyu@google.com>
3238 Zdenek Dvorak <ook@ucw.cz>
3240 PR tree-optimization/42720
3241 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3242 loop unswitch conditions here from ...
3243 (tree_unswitch_single_loop): ... here.
3245 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3247 * tree-if-conv.c: Fix comments and simplify logic.
3249 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3251 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3252 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3253 (main_tree_if_conversion): Update call to tree_if_conversion.
3255 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3258 * doc/invoke.texi (-b,-V): Delete.
3259 * doc/tm.texi: Do not mention -b.
3260 * gcc.c (display_help): Delete -b and -V.
3261 (process_command): Delete -b and -V.
3262 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3264 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3265 Wolfgang Gellerich <gellerich@de.ibm.com>
3267 Implement target hook for loop unrolling
3268 * target.h (loop_unroll_adjust): Add a new target hook function.
3269 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3270 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3271 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3272 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3273 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3275 (decide_unroll_stupid): Likewise.
3277 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3280 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3282 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3284 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3285 (Specific, *-*-solaris2*): Likewise.
3286 Don't prefer Sun as over GNU as.
3288 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3290 * config/s390/s390.c (override_options): Adjust the z10
3291 defaults for max-unroll-times, max-completely-peeled-insns
3292 and max-completely-peel-times.
3294 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3296 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3297 instructions for z10.
3298 (s390_expand_setmem): Likewise.
3299 (s390_expand_cmpmem): Likewise.
3301 2010-04-08 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/43679
3304 * tree-ssa-pre.c (eliminate): Only propagate copies.
3306 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3309 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3310 set but not used variable warning.
3312 2010-04-08 Wei Guozhi <carrot@google.com>
3315 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3316 (arm_size_rtx_costs): Call the new function when optimized for size.
3318 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3321 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3322 op0 is not a MEM, just return NULL instead of assertion
3324 (discover_nonconstant_array_refs): Don't walk debug stmts.
3326 2010-04-08 Doug Kwan <dougkwan@google.com>
3328 * configure.ac: Recognize gold and do not use its version number
3329 to test ld features.
3330 * configure: Regenerate.
3332 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3335 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3336 (negate_value): Move code to push elements to broken_up_substracts ...
3337 (eliminate_plus_minus_pair): ... here. Push operands that have no
3338 negative pair to plus_negates.
3339 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3341 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3343 * doc/install.texi (Configuration): Move description of
3344 --enable-lto, --with-libelf*, --enable-gold from Java section to
3347 * doc/generic.texi (Working with declarations)
3348 (Function Properties, C and C++ Trees): Fix typos.
3349 * doc/sourcebuild.texi (Top Level): Likewise.
3351 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3354 * tree.h (DECL_READ_P): Define.
3355 (struct tree_decl_common): Add decl_read_flag.
3356 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3357 a set but not used warning.
3358 (merge_decls): Merge DECL_READ_P flag.
3359 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3360 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3361 * c-common.c (handle_used_attribute, handle_unused_attribute):
3363 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3365 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3367 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3368 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3369 c_parser_binary_expression, c_parser_cast_expression,
3370 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3371 Call default_function_array_read_conversion instead of
3372 default_function_array_conversion where needed.
3373 (c_parser_unary_expression, c_parser_conditional_expression,
3374 c_parser_postfix_expression_after_primary, c_parser_initelt):
3375 Likewise. Call mark_exp_read where needed.
3376 (c_parser_statement_after_labels, c_parser_asm_operands,
3377 c_parser_typeof_specifier, c_parser_sizeof_expression,
3378 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3380 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3382 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3383 (warn_unused_but_set_parameter): Default to warn_unused
3385 * doc/invoke.texi: Document -Wunused-but-set-variable and
3386 -Wunused-but-set-parameter.
3388 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3389 used count variable.
3390 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3391 when operandN variables aren't used in the body of the expander
3393 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3394 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3395 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3396 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3397 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3398 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3399 * tree.c (PROCESS_ARG): Likewise.
3401 2010-04-07 Simon Baldwin <simonb@google.com>
3403 * diagnostic.h (diagnostic_override_option_index): New macro to
3404 set a diagnostic's option_index.
3405 * c-tree.h (c_cpp_error): Add warning reason argument.
3406 * opts.c (_warning_as_error_callback): New.
3407 (register_warning_as_error_callback): Store callback for
3408 warnings enabled via enable_warning_as_error.
3409 (enable_warning_as_error): Call callback, minor code tidy.
3410 * opts.h (register_warning_as_error_callback): Declare.
3411 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3412 response to -Werror=.
3413 (c_common_init_options): Register warning_as_error_callback in opts.c.
3414 * common.opt: Add -Wno-cpp option.
3415 * c-common.c (struct reason_option_codes_t): Map cpp warning
3416 reason codes to gcc option indexes.
3417 * (c_option_controlling_cpp_error): New function, lookup the gcc
3418 option index for a cpp warning reason code.
3419 * (c_cpp_error): Add warning reason argument, call
3420 c_option_controlling_cpp_error for diagnostic_override_option_index.
3421 * doc/invoke.texi: Document -Wno-cpp.
3423 2010-04-07 Richard Guenther <rguenther@suse.de>
3425 * ipa-reference.c (mark_load): Use get_base_address.
3426 (mark_store): Likewise.
3428 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3429 inserting GIMPLE_NOPs into the IL.
3430 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3431 Explicitly strip handled components and indirect references.
3433 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3434 folding address expressions.
3435 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3436 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3437 operand_equal_p to compare decls.
3438 (ptr_deref_may_alias_decl_p): Likewise.
3439 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3440 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3441 Handle reversed comparison ops.
3442 * tree-sra.c (asm_visit_addr): Use get_base_address.
3443 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3444 * ipa-reference.c (mark_address): Use get_base_address.
3446 2010-04-07 Richard Guenther <rguenther@suse.de>
3448 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3449 Propagate constants everywhere.
3451 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3454 * tree.c (MAX_INT_CACHED_PREC): Define.
3455 (nonstandard_integer_type_cache): New array.
3456 (build_nonstandard_integer_type): Cache results for precision
3457 <= MAX_INT_CACHED_PREC.
3459 2010-04-07 Richard Guenther <rguenther@suse.de>
3461 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3462 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3463 * common.opt: Likewise.
3464 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3465 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3466 (nonoverlapping_memrefs_p): Likewise.
3467 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3468 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3469 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3470 OPT_fargument_noalias_global for backward compatibility.
3472 2010-04-07 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/43270
3475 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3476 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3477 * tree-ssa-pre.c (phi_translate_1): Adjust.
3478 (fully_constant_expression): Split out vn_reference handling to ...
3479 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3480 Fold reads from constant strings.
3481 (vn_reference_lookup): Handle fully constant references.
3482 (vn_reference_lookup_pieces): Likewise.
3483 * Makefile.in (expmed.o-warn): Add -Wno-error.
3485 2010-04-07 Martin Jambor <mjambor@suse.cz>
3487 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3489 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3492 * gcc.c: Add -static-libstdc++ to list of recognized options.
3494 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3496 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3498 2010-04-07 Richard Guenther <rguenther@suse.de>
3501 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3502 bases build simple mem attributes to retain points-to information.
3504 2010-04-07 Richard Guenther <rguenther@suse.de>
3507 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3508 preserve points-to related information.
3510 2010-04-07 Richard Guenther <rguenther@suse.de>
3513 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3514 discard plain indirect references.
3515 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3516 * tree.c (tree_nop_conversion): Likewise.
3518 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3521 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3523 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3525 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3526 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3528 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3530 * tree-if-conv.c: Fix indentation and comments.
3532 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3534 * tree-if-conv.c: Sort static functions in topological order.
3536 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3538 * tree-if-conv.c: Fix indentation and comments.
3540 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3543 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3544 lang_hooks.types.type_for_size instead of
3545 build_nonstandard_integer_type.
3546 When converting an unsigned type to signed, double its precision.
3547 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3548 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3549 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3552 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3555 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3556 POINTER_PLUS_EXPR for pointer types.
3558 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3561 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3562 * graphite-clast-to-gimple.c: Include langhooks.h.
3563 (max_signed_precision_type): New.
3564 (max_precision_type): Takes two types as arguments.
3565 (precision_for_value): New.
3566 (precision_for_interval): New.
3567 (gcc_type_for_interval): New.
3568 (gcc_type_for_value): New.
3569 (gcc_type_for_clast_term): New.
3570 (gcc_type_for_clast_red): New.
3571 (gcc_type_for_clast_bin): New.
3572 (gcc_type_for_clast_expr): Split up into several functions.
3573 (gcc_type_for_clast_eq): Rewritten.
3574 (compute_bounds_for_level): New.
3575 (compute_type_for_level_1): New.
3576 (compute_type_for_level): New.
3577 (gcc_type_for_cloog_iv): Removed.
3578 (gcc_type_for_iv_of_clast_loop): Rewritten.
3579 (graphite_create_new_loop): Compute the lower and upper bound types
3580 with gcc_type_for_clast_expr.
3581 (graphite_create_new_loop_guard): Same.
3582 (find_cloog_iv_in_expr): Removed.
3583 (compute_cloog_iv_types_1): Removed.
3584 (compute_cloog_iv_types): Removed.
3585 (gloog): Do not call compute_cloog_iv_types.
3586 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3588 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3589 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3590 (GBB_CLOOG_IV_TYPES): Removed.
3592 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3594 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3595 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3596 (detect_commutative_reduction): Same.
3598 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3600 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3601 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3603 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3604 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3605 (rewrite_commutative_reductions_out_of_ssa): Same.
3606 * passes.c (execute_function_todo): Call verify_ssa for every pass
3607 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3608 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3609 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3610 with an extra argument.
3611 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3612 verify_ssa only when the extra argument is true.
3613 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3614 with an extra argument.
3615 (tree_transform_and_unroll_loop): Same.
3617 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3619 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3620 for all the passes of the LNO having LOOP_CLOSED_SSA.
3621 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3622 * tree-loop-distribution.c (pass_loop_distribution): Same.
3623 * tree-pass.h (TODO_verify_loops): Removed.
3624 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3626 (pass_tree_unswitch): Same.
3627 (pass_predcom): Same.
3628 (pass_vectorize): Same.
3629 (pass_linear_transform): Same.
3630 (pass_graphite_transforms): Same.
3631 (pass_iv_canon): Same.
3632 (pass_complete_unroll): Same.
3633 (pass_complete_unrolli): Same.
3634 (pass_parallelize_loops): Same.
3635 (pass_loop_prefetch): Same.
3636 (pass_iv_optimize): Same.
3638 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3641 * passes.c (init_optimization_passes): Move pass_lim before
3642 pass_copy_prop and pass_dce_loop.
3644 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3647 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3648 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3649 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3650 MULTI_* defines for 4 argument vpermil2p* builtins.
3652 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3655 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3656 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3657 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3658 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3659 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3660 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3661 Use x86_maybe_negate_const_int to output insn mnemonic.
3662 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3663 check from instruction predicate. Update comments.
3664 * config/i386/sync.md (sync_add<mode>): Use
3665 x86_maybe_negate_const_int to output insn mnemonic.
3667 2010-04-06 Jan Hubicka <jh@suse.cz>
3669 PR tree-optimization/42906
3670 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3671 IGNORE_SELF argument. Set visited_control_parents for fully
3673 (find_obviously_necessary_stmts): Update call of
3674 mark_control_dependent_edges_necessary.
3675 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3677 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.md: Remove comment about 'e' and 'E'
3682 2010-04-06 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/43627
3685 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3686 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3689 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3691 * BASE-VER: Change to 4.6.0.
3694 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3697 2010-04-06 Richard Guenther <rguenther@suse.de>
3700 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3702 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3704 * doc/invoke.texi (Optimize Options): Document that LTO
3705 won't remove object access purely due to incompatible
3708 2010-04-04 Matthias Klose <doko@ubuntu.com>
3710 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3711 Initialize variable.
3713 2010-04-03 Richard Guenther <rguenther@suse.de>
3716 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3717 require a non-NULL MEM_OFFSET.
3719 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3721 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3722 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3723 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3724 config/alpha/predicates.md, config/arm/arm.md,
3725 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3726 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3727 config/darwin9.h, config/darwin.c, config/darwin.h,
3728 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3729 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3730 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3731 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3732 config/mips/mips.md, config/mn10300/mn10300.c,
3733 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3734 config/rs6000/aix.h, config/rs6000/dfp.md,
3735 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3736 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3737 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3738 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3739 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3740 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3741 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3742 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3743 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3744 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3745 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3746 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3747 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3748 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3749 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3750 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3751 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3752 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3753 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3754 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3755 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3756 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3757 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3758 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3759 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3760 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3761 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3762 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3763 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3764 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3765 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3766 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3767 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3768 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3769 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3770 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3772 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3775 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3776 * aclocal.m4: Regenerate.
3778 2010-04-02 Richard Guenther <rguenther@suse.de>
3780 PR tree-optimization/43629
3781 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3782 if we have seen a constant value.
3784 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3786 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3788 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3791 * arm.c (legitimize_tls_address): Adjust call to
3792 gen_tls_load_dot_plus_four.
3793 (arm_note_pic_base): New function.
3794 (arm_cannot_copy_insn_p): Use it.
3795 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3798 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3803 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3805 * Makefile.in ($(out_object_file)): Depend on
3806 gt-$(basename $(notdir $(out_file))).h.
3808 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3810 * config.gcc (lm32-*-rtems*): Add t-lm32.
3812 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3814 * config.gcc: Add lm32-*-rtems*.
3815 * config/lm32/rtems.h: New file.
3817 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3820 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3822 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3824 * dwarf2out.c (output_compilation_unit_header): For
3825 -gdwarf-4 use version 4 instead of version 3.
3826 (output_line_info): For version 4 and above emit additional
3827 maximum ops per insn header field.
3828 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3830 * dwarf2out.c (is_c_family, is_java): Remove.
3831 (lower_bound_default): New function.
3832 (add_bound_info, gen_descr_array_type_die): Use it.
3834 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3837 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3838 re-declaration when it happens in a function.
3840 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3842 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3843 (cgraph_remove_function_insertion_hook): Same.
3844 (cgraph_call_function_insertion_hooks): Same.
3846 2010-04-01 Richard Guenther <rguenther@suse.de>
3849 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3850 and TREE_THIS_VOLATILE.
3851 (copy_ref_info): Likewise.
3852 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3853 * tree.c (build6_stat): Ignore side-effects of all but arg5
3854 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3857 2010-04-01 Richard Guenther <rguenther@suse.de>
3859 PR tree-optimization/43607
3860 * ipa-type-escape.c (check_call): Do not access non-existing
3863 2010-04-01 Richard Guenther <rguenther@suse.de>
3867 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3868 Jack Howarth <howarth@bromo.med.uc.edu>
3870 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3873 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3875 * doc/install.texi (Prerequisites): Document libelf usability on
3876 IRIX 5/6 and Solaris 2.
3877 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3878 Update GNU as, GNU ld requirements.
3879 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3880 Document Sun Studio compiler download.
3881 Update and simplify as, ld recommendations.
3882 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3884 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3886 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3887 with_tune_32 to pentium4.
3889 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3893 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3895 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3896 obsoletion, removal.
3898 Document GNU as requirement.
3899 Update configure requirements.
3900 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3901 Recomment IRIX 6.5.18+.
3902 Document IDF/IDL requirement.
3903 Document GNU as requirement.
3904 Document GNU ld bootstrap failure.
3905 Remove freeware.sgi.com reference.
3907 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3909 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3910 UNIX V4.0, V5.0 obsoletion, removal.
3911 Remove --with-gc=simple reference.
3912 Update VM requirements during bootstrap.
3913 Remove -oldas bootstrap description.
3914 Update binutils reference.
3915 Remove comparison failure note.
3917 2010-03-31 Richard Guenther <rguenther@suse.de>
3918 Zdenek Dvorak <ook@ucw.cz>
3919 Sebastian Pop <sebastian.pop@amd.com>
3922 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3923 with multiple arguments.
3924 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3926 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3928 * graphite-dependences.c (print_pddr): Call print_pdr with an
3930 * graphite-poly.c (debug_pdr): Add an extra argument for the
3933 (print_pbb_domain): Same.
3935 (print_scop_context): Same.
3937 (print_cloog): Same.
3938 (debug_pbb_domain): Same.
3942 (debug_scop_context): Same.
3944 (debug_cloog): Same.
3945 (print_scop_params): Same.
3946 (debug_scop_params): Same.
3947 (print_iteration_domain): Same.
3948 (print_iteration_domains): Same.
3949 (debug_iteration_domain): Same.
3950 (debug_iteration_domains): Same.
3951 (print_scattering_function): Same.
3952 (print_scattering_functions): Same.
3953 (debug_scattering_function): Same.
3954 (debug_scattering_functions): Same.
3955 * graphite-poly.h (debug_pdr): Update declaration.
3957 (print_pbb_domain): Same.
3959 (print_scop_context): Same.
3961 (print_cloog): Same.
3962 (debug_pbb_domain): Same.
3966 (debug_scop_context): Same.
3968 (debug_cloog): Same.
3969 (print_scop_params): Same.
3970 (debug_scop_params): Same.
3971 (print_iteration_domain): Same.
3972 (print_iteration_domains): Same.
3973 (debug_iteration_domain): Same.
3974 (debug_iteration_domains): Same.
3975 (print_scattering_function): Same.
3976 (print_scattering_functions): Same.
3977 (debug_scattering_function): Same.
3978 (debug_scattering_functions): Same.
3980 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3982 * graphite-poly.c (print_scattering_function_1): New.
3983 (print_scattering_function): Call it.
3984 (print_scop_params): Remove spaces at the end of lines.
3987 * graphite-poly.h (print_cloog): Declared.
3988 (debug_cloog): Declared.
3990 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3992 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3994 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3995 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3996 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3997 to switch between adding the IV bump in loop->latch or in loop->header.
3999 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4001 * graphite-poly.c (print_scattering_function): Pretty print following
4004 (print_pbb_domain): Same.
4005 (dump_gbb_cases): Same.
4006 (dump_gbb_conditions): Same.
4009 (print_scop_params): Same.
4010 (print_scop_context): Same.
4012 (print_pbb_body): New.
4013 (lst_indent_to): New.
4014 (print_lst): Start new lines with a #.
4015 * graphite-poly.h (pbb_bb): New.
4016 (pbb_index): Use pbb_bb.
4017 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4019 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4021 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4023 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4024 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4025 and 0 instead of 1 for dw_val_class_flag.
4026 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4027 dw_val_class_range_list, dw_val_class_loc_list,
4028 dw_val_class_lineptr and dw_val_class_macptr, use
4029 DW_FORM_flag_present for dw_val_class_flag and
4030 DW_FORM_exprloc for dw_val_class_loc.
4031 (output_die): For -gdwarf-4 print dw_val_class_loc
4032 size as uleb128 instead of 1 or 2 bytes and don't print
4033 anything for dw_val_class_flag.
4035 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4036 instead of cselib_lookup following by tweaking locs->setting_insn.
4039 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4040 even before returning from label, setjmp call or volatile asm
4043 2010-03-31 Richard Guenther <rguenther@suse.de>
4046 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4047 temporary data on stack.
4049 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4051 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4052 (PUSHSECTION_ASM_OP): Remove.
4053 (POPSECTION_ASM_OP): Remove.
4054 (PUSHSECTION_FORMAT): Remove.
4055 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4056 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4057 * config/sol2.c (solaris_output_init_fini): Use it.
4059 2010-03-31 Jie Zhang <jie@codesourcery.com>
4062 * opt-functions.awk (var_type_struct): Use signed char type
4063 for simple variables.
4065 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4067 * config/sol2.c: Include output.h.
4068 (solaris_assemble_visibility): New function.
4069 * config/t-sol2 (sol2.o): Add output.h dependency.
4070 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4071 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4074 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4077 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4078 V2SImode or XFmode on PRE_DEC.
4081 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4084 2010-03-31 Jie Zhang <jie@codesourcery.com>
4087 * reload.h (caller_save_initialized_p): Declare.
4088 * toplev.c (backend_init_target): Don't call
4089 init_caller_save but set caller_save_initialized_p to false.
4090 * caller-save.c (caller_save_initialized_p): Define.
4091 (init_caller_save): Check caller_save_initialized_p.
4092 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4094 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4097 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4098 and soft-fp/t-softfp to tmake_file.
4099 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4100 (LIBGCC2_TF_CEXT): Define.
4103 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4106 * cselib.c (n_useless_values): Document handling of debug locs.
4107 (n_useless_debug_values, n_debug_values): New variables.
4108 (new_elt_loc_list): Don't add to debug values, keep count.
4109 (promote_debug_loc): New.
4110 (cselib_reset_table): Zero new variables.
4111 (entry_and_rtx_equal_p): Promote debug locs.
4112 (discard_useless_locs): Increment n_useless_debug_values for
4114 (remove_useless_values): Adjust n_useless_values and n_debug_values
4115 with n_useless_debug_values.
4116 (add_mem_for_addr): Promote debug locs.
4117 (cselib_lookup_mem): Likewise.
4118 (cselib_lookup_addr): Renamed to...
4119 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4120 (cselib_log_lookup): ... this. Turn into...
4121 (cselib_lookup_addr): ... new wrapper.
4122 (cselib_lookup_from_insn): New.
4123 (cselib_invalidate_regno): Increment n_useless_debug_values for
4125 (cselib_invalidate_mem): Likewise.
4126 (cselib_process_insn): Take n_deleted and n_debug_values into
4127 account to guard remove_useless_value call.
4128 (cselib_finish): Zero n_useless_debug_values.
4129 * cselib.h (cselib_lookup_from_insn): Declare.
4130 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4131 (sched_analyze_2): Likewise.
4133 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4135 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4137 (adjust_mems): Replace narrowing SUBREG of expression containing
4138 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4139 with operations in the narrower mode.
4142 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4143 regs_invalidated_by_call instead all call_used_reg_set registers.
4145 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4148 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4149 pointer comparisons with types_compatible_p.
4150 * tree-vect-stmts.c (vectorizable_call): Same.
4151 (vectorizable_condition): Same.
4153 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4155 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4156 stack check if the mask would be zero.
4158 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4159 Jack Howarth <howarth@bromo.med.uc.edu>
4161 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4164 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4167 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4169 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4170 Include ___unordxf2 and ___unordtf2.
4171 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4174 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4176 * config/lm32/t-lm32: New file.
4177 * config.gcc: Use the above file when targetting lm32.
4179 2010-03-28 Duncan Sands <baldrick@free.fr>
4181 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4183 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4186 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4187 Improve vectorization cost model diagnostic.
4189 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4192 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4193 compute_data_dependences_for_loop returns false, early exit
4194 and output an extra diagnostic for the failed data reference
4197 2010-03-29 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/43560
4200 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4201 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4203 2010-03-29 Jie Zhang <jie@codesourcery.com>
4206 * toplev.c (process_options): Set optimization_default_node
4207 and optimization_current_node.
4208 * opts.c (decode_options): Don't set optimization_default_node
4209 and optimization_current_node.
4211 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4213 * config/rtems.h: Abandon -qrtems_debug.
4215 2010-03-28 Jan Hubicka <jh@suse.cz>
4217 PR tree-optimization/43505
4218 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4219 map should not be copied.
4221 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4224 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4225 cdtors, set DECL_PRESERVE_P.
4226 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4229 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4231 PR tree-optimization/43528
4232 * stor-layout.c (place_field): Check that constant fits into
4233 unsigned HWI when skipping calculation of MS bitfield layout.
4235 2010-03-27 Jan Hubicka <jh@suse.cz>
4238 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4239 notice_global_symbol work.
4241 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4243 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4244 instead of dwarf2out_decl.
4245 (struct var_loc_node): Remove section_label field.
4246 (dwarf2out_function_decl): New function.
4247 (dwarf2out_var_location): Don't set section_label field.
4248 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4250 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4252 PR tree-optimization/43544
4253 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4254 First argument for builtin vectorized function hook is now a
4255 tree to be able to distinguish between machine specific and
4257 * targhooks.c (default_builtin_vectorized_function): Ditto.
4258 * targhooks.h (default_builtin_vectorized_function): Ditto.
4259 * target.h (struct gcc_target): Ditto.
4260 * tree-vect-stmts.c (vectorizable_function): Ditto.
4261 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4262 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4265 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4268 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4269 nested binding iff it is a FUNCTION_DECL.
4270 (store_parm_decls_newstyle): Pass nested=true to bind for
4271 FUNCTION_DECLs amongst parameters.
4273 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4275 * var-tracking.c (vt_expand_loc_callback): Don't run
4276 cselib_expand_value_rtx_cb in dummy mode if
4277 cselib_dummy_expand_value_rtx_cb returned false.
4279 * var-tracking.c (emit_note_insn_var_location): For one part
4280 notes with offset 0, don't add EXPR_LIST around the location.
4281 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4282 add_location_or_const_value_attribute): Adjust for that change.
4285 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4286 into first operand and location into second.
4287 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4288 dw_cfi_oprnd_loc for DW_CFA_expression.
4289 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4290 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4291 assume first argument is regnum and second argument is location.
4293 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4296 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4297 of scratch register to DImode. Split to DImode comparison operator.
4298 Use SImode subreg of scratch register in the multiplication.
4299 (*cmp_sadd_sidi): Ditto.
4300 (*cmp_ssub_si): Ditto.
4301 (*cmp_ssub_sidi): Ditto.
4303 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4306 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4307 Remove invalid assert and wrong comment.
4309 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4312 * flags.h (final_insns_dump_p): New extern.
4313 * final.c (final_insns_dump_p): New variable.
4314 (rest_of_clean_state): Set it before -fdump-final-insns=
4315 dumping, clear afterwards.
4316 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4317 MEM_ALIAS_SET on MEMs.
4319 2010-03-26 David S. Miller <davem@davemloft.net>
4321 * configure.ac: Fix sparc GOTDATA_OP bug check.
4322 * configure: Rebuild.
4324 2010-03-26 Alan Modra <amodra@gmail.com>
4326 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4328 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4330 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4331 TLS_SECTION_ASM_FLAG.
4333 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4336 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4337 Clear first_function_block_is_cold.
4340 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4341 argument if the argument is truth_value_p.
4343 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4345 * config/rs6000/constraints.md: Update copyright year for my changes.
4348 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4349 used in reg+reg addressing, swap registers.
4351 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4354 * target.h (struct gcc_target): Add code_end hook.
4355 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4357 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4358 * toplev.c (compile_file): Call targetm.asm_out.code_end
4359 hook before unwind info/debug info output.
4360 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4361 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4362 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4363 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4364 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4365 * config/i386/i386.c (ix86_file_end): Renamed to...
4366 (ix86_code_end): ... this. Make static. Don't call
4367 file_end_indicate_exec_stack. Emit unwind info using
4368 final_start_function/final_end_function.
4369 (darwin_x86_file_end): Remove.
4370 (TARGET_ASM_CODE_END): Define.
4371 * config/i386/i386.h (TARGET_ASM_FILE_END,
4372 NEED_INDICATE_EXEC_STACK): Don't define.
4373 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4374 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4375 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4376 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4379 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4380 at the beginning and final_end_function at the end.
4381 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4383 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4385 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4386 and Sun as TLS syntax.
4387 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4388 * configure: Regenerate.
4389 * config.in: Regenerate.
4390 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4391 (default_elf_asm_named_section): Use it.
4392 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4393 (i386_output_dwarf_dtprel): Likewise.
4394 (output_addr_const_extra): Likewise.
4395 (output_pic_addr_const): Lowercase @GOTTPOFF.
4396 (output_addr_const_extra): Likewise.
4397 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4398 (output_addr_const_extra): Likewise.
4399 (output_pic_addr_const): Lowercase @INDNTPOFF.
4400 (output_addr_const_extra): Likewise.
4401 (output_pic_addr_const): Lowercase @NTPOFF.
4402 (output_addr_const_extra): Likewise.
4403 (output_pic_addr_const): Lowercase @TPOFF.
4404 (output_addr_const_extra): Likewise.
4405 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4406 (*tls_global_dynamic_64): Likewise.
4407 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4408 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4410 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4411 (ASM_OUTPUT_TLS_COMMON): Use it.
4412 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4415 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4416 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4417 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4418 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4419 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4420 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4422 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4424 * config/i386/i386.c (override_options): Don't accept
4425 -mtls-dialect=sun any longer.
4426 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4427 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4428 (*tls_local_dynamic_base_32_sun): Likewise.
4429 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4431 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4434 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4435 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4438 * ira.c (adjust_cleared_regs): New function.
4439 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4443 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4445 * expr.c (expand_expr_real): Restore previous
4446 curr_insn_source_location and curr_insn_block after
4447 expand_expr_real_1 call.
4448 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4449 instead of expand_expr_real_1.
4451 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4453 PR rtl-optimization/43413
4454 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4457 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4460 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4461 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4463 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4465 * config/i386/i386.c (ix86_target_string): Add -mfma.
4466 Fix a typo in comment.
4468 2010-03-22 Mike Stump <mikestump@comcast.net>
4471 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4472 Don't overly align based upon packed packed fields.
4474 2010-03-22 Jason Merrill <jason@redhat.com>
4476 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4477 Use () rather than [], and move before the element type.
4479 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4481 * doc/configfiles.texi (Configuration Files): Removed
4482 fixinc/Makefile*, intl/Makefile.*.
4483 * doc/makefile.texi: Fixed markup. Abstract from version
4484 control system used.
4485 (Makefile): Removed obsolete gcc/java/parse.y example.
4486 * doc/sourcebuild.texi: Likewise.
4487 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4488 libgomp, libssp. Removed fastjar.
4489 (Miscellaneous Docs): Clarify location.
4490 Added COPYING3, COPYING3.LIB.
4491 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4493 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4496 * config/i386/i386.c (x86_function_profiler)
4497 [!NO_PROFILE_COUNTERS]: Fix typo.
4498 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4501 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4502 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4504 * doc/sourcebuild.texi (Test Directives): Split into six
4505 subsections, with most of the current text in new subsections
4506 Directives, Selectors, and Final Actions.
4507 (Directives): Split list of test directives into multiple
4509 (Selectors): Describe use and syntax of selectors.
4510 (Effective-Target Keywords): Describe all existing keywords.
4511 (Add Options): Describe features for dg-add-options.
4512 (Require Support): Describe variants of dg-require-support.
4513 (Final Actions): Describe commands to use in dg-final.
4515 2010-03-22 Michael Matz <matz@suse.de>
4518 * recog.c (validate_replace_rtx_group): Replace also in
4519 REG_EQUAL and REG_EQUIV notes.
4521 2010-03-22 Richard Guenther <rguenther@suse.de>
4523 PR tree-optimization/43390
4524 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4525 sure vector extracts are type correct.
4527 2010-03-22 Richard Guenther <rguenther@suse.de>
4530 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4531 x * sqrt (x) even when optimizing for size if the target
4532 has native support for sqrt.
4534 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4536 * varasm.c (make_decl_rtl_for_debug): Also clear
4537 flag_mudflap for the duration of make_decl_rtl call.
4540 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4541 locs from preserved VALUEs.
4543 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4546 * pa.md (movmemsi): Set align to one if zero.
4547 (movmemdi): Likewise.
4549 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4552 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4553 with their corresponding prologue pushes.
4555 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4558 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4559 at the begining or end.
4560 (spu_expand_epilogue): Likewise.
4562 2010-03-20 Richard Guenther <rguenther@suse.de>
4564 PR rtl-optimization/43438
4565 * combine.c (make_extraction): Properly zero-/sign-extend an
4566 extraction of the low part of a CONST_INT. Also handle
4569 2010-03-19 Mike Stump <mikestump@comcast.net>
4571 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4572 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4573 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4575 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4578 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4581 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4583 PR rtl-optimization/42258
4584 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4585 use that may match DEF.
4588 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4589 the cost of loading the constant rather than assuming
4591 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4592 outer code is AND, do the same tests as the andsi3 expander and
4593 return COSTS_N_INSNS (1) if and is cheap.
4595 * optabs.c (avoid_expensive_constant): Fix formatting.
4597 2010-03-19 Michael Matz <matz@suse.de>
4600 * attribs.c (decl_attributes): When rebuilding a function pointer
4601 type use the same qualifiers as the original pointer type.
4603 2010-03-19 Martin Jambor <mjambor@suse.cz>
4605 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4606 and is_gimple_ip_invariant_address.
4608 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4611 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4613 * config/arm/arm.c (arm_override_options): Turn off
4614 flag_dwarf2_cfi_asm for AAPCS variants.
4616 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4619 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4620 Use PRE_MODIFY instead of PRE_DEC.
4621 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4622 (vfp_emit_fstmd): Likewise.
4624 2010-03-19 Michael Matz <matz@suse.de>
4627 * builtins.c (expand_builtin_interclass_mathfn,
4628 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4631 2010-03-19 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/43415
4634 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4635 (phi_translate_1): ... this.
4636 (phi_translate): Move all caching here. Cache all NARY
4637 and REFERENCE translations.
4639 2010-03-19 David S. Miller <davem@davemloft.net>
4641 With help from Eric Botcazou.
4642 * config/sparc/sparc.c: Include dwarf2out.h.
4643 (emit_pic_helper): Delete.
4644 (pic_helper_symbol_name): Delete.
4645 (pic_helper_emitted_p): Delete.
4646 (pic_helper_needed): New.
4647 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4648 (get_pc_thunk_name): New.
4649 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4650 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4651 Set pic_helper_needed to true. Don't call emit_pic_helper.
4652 (sparc_expand_prologue): Update load_pic_register call.
4653 (sparc_output_mi_thunk): Likewise.
4654 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4655 thunk if possible. Output CFI information as needed.
4657 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4658 Jack Howarth <howarth@bromo.med.uc.edu>
4661 * config/i386/i386.h: Fix ABI on darwin x86-32.
4663 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4665 * tree.h: Declare make_decl_rtl_for_debug.
4666 * varasm.c (make_decl_rtl_for_debug): New.
4667 * dwarf2out.c (rtl_for_decl_location): Call it.
4668 * cfgexpand.c (expand_debug_expr): Call it.
4670 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4673 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4677 * var-tracking.c (vt_init_cfa_base): Do nothing if
4678 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4680 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4683 * var-tracking.c (canonicalize_vars_star): New.
4684 (dataflow_post_merge_adjust): Use it.
4686 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4689 * var-tracking.c (non_suitable_const): New function.
4690 (add_uses): For DEBUG_INSNs with constants, don't record any
4691 value, instead just the constant value itself.
4692 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4693 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4694 (emit_notes_in_bb): Likewise.
4695 (emit_note_insn_var_location): For onepart variables if
4696 cur_loc is a VOIDmode constant, use DECL_MODE.
4698 2010-03-18 Martin Jambor <mjambor@suse.cz>
4701 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4702 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4703 all non-clones. Moved call redirection...
4704 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4705 (cgraph_materialize_all_clones): Dispose of all
4706 combined_args_to_skip bitmaps.
4707 (verify_cgraph_node): Do not check for edges pointing to wrong
4708 nodes in inline clones.
4709 * tree-inline.c (copy_bb): Call
4710 cgraph_redirect_edge_call_stmt_to_callee.
4711 * ipa.c (cgraph_remove_unreachable_nodes): Call
4712 cgraph_node_remove_callees even when there are used clones.
4714 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4716 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4718 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4721 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4724 2010-03-18 Michael Matz <matz@suse.de>
4727 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4728 into sqrt(x) if we need to preserve signed zeros.
4730 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4731 Eric Botcazou <ebotcazou@adacore.com>
4733 PR rtl-optimization/43360
4734 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4735 note if we don't know its invariant status.
4737 2010-03-18 Michael Matz <matz@suse.de>
4739 PR tree-optimization/43402
4740 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4741 PHI chains of ssa names registered for update.
4743 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4746 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4747 non-offsettable and pre_modify update addressing.
4748 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4749 and "2" alternatives "#".
4750 (*movdd_softfloat32): Make all alternatives "#";
4751 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4752 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4753 (*movdf_softfloat32): Make all alternatives "#";
4754 (movdi): Use the new DIFD mode iterator to create a common splitter
4755 for movdi, movdf and movdd patterns.
4757 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4759 * common.opt (dumpdir): Remove redundant tab.
4761 2010-03-17 Martin Jambor <mjambor@suse.cz>
4763 PR tree-optimization/43347
4764 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4765 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4767 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4769 PR rtl-optimization/42216
4770 * regrename.c (create_new_chain): New function, broken out from...
4771 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4772 appending a use to an empty chain.
4773 (build_def_use): Remove previous changes that convert OP_INOUT to
4774 OP_OUT operands; instead detect the case where an OP_INOUT operand
4775 uses a previously untracked register and create an empty chain for it.
4777 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4779 * doc/extend.texi (Function Attributes): Rewrite unfinished
4780 sentence in ms_abi documentation.
4782 2010-03-17 Alan Modra <amodra@gmail.com>
4784 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4785 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4786 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4787 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4789 2010-03-16 Richard Henderson <rth@redhat.com>
4792 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4793 (lower_try_finally): Save and restore eh_seq around the expansion
4796 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4798 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4799 statements before splitting block.
4801 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4803 * doc/sourcebuild.texi (Testsuites): Fix markup.
4804 Use pathnames relative to gcc/testsuite.
4805 (Test Directives): Move description of how timeout is determined.
4806 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4807 (C Tests): Correct gcc.misc-tests directory.
4808 Framework tests now live in gcc.test-framework.
4810 2010-03-16 Richard Guenther <rguenther@suse.de>
4813 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4814 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4816 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4817 Alexandre Oliva <aoliva@redhat.com>
4819 PR tree-optimization/42917
4820 * lambda-code.c (remove_iv): Skip debug statements.
4821 (lambda_loopnest_to_gcc_loopnest): Likewise.
4822 (not_interesting_stmt): Debug statements are not interesting.
4824 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4828 * cselib.c (cselib_preserve_constants,
4829 cfa_base_preserved_val): New static variables.
4830 (preserve_only_constants): New function.
4831 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4832 clear its REG_VALUES. If cselib_preserve_constants, don't
4833 empty the whole hash table, but preserve there VALUEs with constants,
4834 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4835 (cselib_preserve_cfa_base_value): New function.
4836 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4837 (cselib_init): Change argument to int bitfield. Set
4838 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4840 (cselib_finish): Clear cselib_preserve_constants and
4841 cfa_base_preserved_val.
4842 * cselib.h (enum cselib_record_what): New enum.
4843 (cselib_init): Change argument to int.
4844 (cselib_preserve_cfa_base_value): New prototype.
4845 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4846 * dse.c (dse_step1): Likewise.
4847 * cfgcleanup.c (thread_jump): Likewise.
4848 * sched-deps.c (sched_analyze): Likewise.
4849 * gcse.c (local_cprop_pass): Likewise.
4850 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4851 If FN is non-NULL, call the callback always and whenever it returns
4852 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4853 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4854 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4855 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4856 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4857 * var-tracking.c: Include recog.h.
4858 (bb_stack_adjust_offset): Remove.
4859 (vt_stack_adjustments): Don't call it, instead just gather the
4860 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4861 (adjust_stack_reference): Remove.
4862 (compute_cfa_pointer): New function.
4863 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4864 (struct adjust_mem_data): New type.
4865 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4867 (get_address_mode): New function.
4868 (replace_expr_with_values): Use it.
4869 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4870 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4871 (adjust_sets): Remove.
4872 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4873 Use get_address_mode.
4874 (get_adjusted_src): Remove.
4875 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4876 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4877 (add_with_sets): Don't call adjust_sets.
4878 (fp_setter, vt_init_cfa_base): New functions.
4879 (vt_initialize): Change return type to bool. Move most of pool etc.
4880 initialization to the beginning of the function from end. Pass
4881 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4882 If !frame_pointer_needed, call vt_stack_adjustment before mos
4883 vector is filled, call vt_init_cfa_base if argp/framep has been
4884 eliminated to sp. If frame_pointer_needed and argp/framep has
4885 been eliminated to hard frame pointer, set
4886 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4887 encountering fp setter in the prologue. For MO_ADJUST, call
4888 log_op_type before pusing the op into mos vector, not afterwards.
4889 Call adjust_insn before cselib_process_insn/add_with_sets,
4890 call cancel_changes (0) afterwards.
4891 (variable_tracking_main_1): Adjust for vt_initialize calling
4892 vt_stack_adjustments and returning whether it succeeded or not.
4894 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4896 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4899 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4901 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4903 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4904 drap_reg has not been set.
4906 2010-03-15 Michael Matz <matz@suse.de>
4909 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4910 use it to expand block copies.
4911 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4912 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4913 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4915 2010-03-15 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/43367
4918 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4921 2010-03-15 Richard Guenther <rguenther@suse.de>
4923 PR tree-optimization/43317
4924 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4926 2010-03-15 Martin Jambor <mjambor@suse.cz>
4928 PR tree-optimization/43141
4929 * tree-sra.c (create_abstract_origin): New function.
4930 (modify_function): Call create_abstract_origin.
4932 2010-03-15 Chris Demetriou <cgd@google.com>
4934 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4937 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4940 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4941 call insert_out_of_ssa_copy for default definitions.
4943 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4945 * graphite-clast-to-gimple.c (my_long_long): Defined.
4946 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4947 * graphite-sese-to-poly.c (my_long_long): Defined.
4948 (scop_ivs_can_be_represented): Use it.
4950 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4952 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4953 graphite-max-bbs-per-function, and loop-block-tile-size.
4954 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4956 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4958 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4960 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4961 forward declaration.
4962 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4963 (add_upper_bounds_from_estimated_nit): New.
4964 (build_loop_iteration_domains): Use it.
4966 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4968 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4970 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4973 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4974 should be an INTEGER_CST. Also handle CASE_CONVERT.
4976 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4978 * graphite.c (graphite_initialize): To bound the number of bbs per
4979 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4980 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4981 * doc/invoke.texi: Document it.
4983 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4985 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4986 * graphite-sese-to-poly.h (build_poly_scop): Same.
4988 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4990 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4991 the number of parameters in the scop. Use as an upper bound
4992 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4993 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4994 * doc/invoke.texi: Document it.
4996 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4998 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4999 * doc/c-tree.texi: Remove.
5000 * doc/generic.texi: Merge c-tree.texi here.
5001 * doc/gccint.texi (Trees): Remove menu entry.
5002 (c-tree.texi): Remove @include.
5003 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5004 * doc/languages.texi (Reading RTL): Ditto.
5006 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5009 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5011 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5014 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5015 code added to work around reload clobbering CONST insns.
5017 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5019 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5020 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5021 (cselib_preserve_only_values): Remove retain argument, don't
5022 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5023 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5024 * var-tracking.c (micro_operation): Move insn field before union.
5025 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5026 (struct variable_tracking_info_def): Remove n_mos field, change
5027 mos into a vector of micro_operations.
5028 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5029 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5030 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5031 changing into a vector.
5032 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5033 come before all other uops generated by add_stores.
5034 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5036 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5037 a vector. Run just one pass over the bbs instead of separate counting
5038 and computation phase.
5039 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5042 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5043 into *nonlocalized_list vector.
5044 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5045 even if origin is non-NULL.
5046 (gen_variable_die): Likewise.
5047 (process_scope_var): Don't change origin.
5048 (gen_decl_die): Likewise.
5049 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5050 before adding new edges instead of after it, fix moving over
5053 2010-03-11 David S. Miller <davem@davemloft.net>
5055 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5057 * configure: Rebuild.
5059 2010-03-11 Martin Jambor <mjambor@suse.cz>
5061 PR tree-optimization/43257
5062 * tree.c (assign_assembler_name_if_neeeded): New function.
5063 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5065 * tree.h (assign_assembler_name_if_neeeded): Declare.
5066 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5067 the function if needed.
5069 2010-03-11 Chris Demetriou <cgd@google.com>
5071 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5072 include/stdint-gcc.h, and include/stdint.h world-readable.
5074 2010-03-11 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/43255
5077 * tree-vrp.c (process_assert_insertions_for): Do not insert
5078 asserts for trivial conditions.
5080 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5082 PR tree-optimization/43280
5083 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5084 generation. Move calculation of size out of the if branch.
5085 (find_bswap): Modify compare number generation.
5087 2010-03-11 Richard Guenther <rguenther@suse.de>
5090 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5091 (input_gimple_stmt): Fixup handled component types during
5092 operand read. Also fix up decls in ADDR_EXPRs.
5094 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5096 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5097 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5099 2010-03-10 Jan Hubicka <jh@suse.cz>
5102 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5103 * varasm.c (get_variable_section): Don't do that here...
5104 (make_decl_rtl): ... and here.
5105 (do_assemble_alias): Produce decl RTL.
5106 (assemble_alias): Likewise.
5108 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5111 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5112 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5114 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5115 (based_loc_descr): Only express drap or vdrap regno based expressions
5116 using DW_OP_fbreg when not optimizing.
5117 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5118 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5119 REG_CFA_SET_VDRAP note.
5121 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5123 PR tree-optimization/43236
5124 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5125 error in calculation of base address in reverse iteration case.
5126 (generate_builtin): Take number of latch executions if the statement
5129 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5132 * tree-eh.c: Include pointer-set.h.
5133 (lower_eh_dispatch): Filter out duplicate case labels and
5134 remove the unneeded edge when the label is unused. Return
5135 true when some edges are removed.
5136 (execute_lower_eh_dispatch): When any lowering resulted in
5137 removing an edge, also delete unreachable blocks.
5139 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5142 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5143 UNSPEC_MACHOPIC_OFFSET.
5145 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5148 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5149 (m68k_delegitimize_address): New function.
5151 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5154 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5157 * var-tracking.c (adjust_sets): New function.
5158 (count_with_sets, add_with_sets): Use it.
5159 (get_adjusted_src): New inline function.
5160 (add_stores): Use it.
5163 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5164 call cselib_dummy_expand_value_rtx_cb instead of
5165 cselib_expand_value_rtx_cb.
5168 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5169 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5170 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5171 and .cfi_endproc around the pic thunks.
5172 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5173 all queued unwind info register saves are saved before the call.
5174 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5175 considered as sp-=4 for unwind info and the pop as sp+=4 which
5176 also clobbers dest, but doesn't actually restore it.
5179 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5180 RTX_FRAME_RELATED_P.
5182 2010-03-09 Jie Zhang <jie@codesourcery.com>
5184 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5185 whitespaces in output template.
5187 2010-03-09 Jie Zhang <jie@codesourcery.com>
5189 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5192 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5194 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5195 builtins.exp in a separate job.
5197 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5199 * graphite-sese-to-poly.c (add_param_constraints): Use
5200 lower_bound_in_type and upper_bound_in_type.
5202 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5204 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5205 instead of unsigned_type_node.
5207 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5208 Reza Yazdani <reza.yazdani@amd.com>
5211 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5212 on pointer type parameters.
5214 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5218 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5219 handle conversions from pointer to integers.
5220 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5221 induction variable, to be able to work with code generated by CLooG.
5222 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5223 (build_poly_scop): Bail out if we cannot codegen a loop.
5225 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5227 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5228 code generation with gloog_error.
5230 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5232 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5233 Call fold_convert on all the returned values.
5234 (expand_scalar_variables_expr): Pass to
5235 expand_scalar_variables_ssa_name the type of the resulting expression.
5237 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5239 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5240 ppl_min_for_le_pointset.
5241 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5242 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5244 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5246 * graphite-dependences.c (map_into_dep_poly): Removed.
5247 (dependence_polyhedron_1): Use combine_context_id_scat.
5249 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5251 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5252 (struct poly_bb): Same.
5253 (combine_context_id_scat): New.
5255 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5258 * sese.c (name_defined_in_loop_p): Return false for default
5261 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5263 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5264 and clean up the logic.
5266 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5268 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5271 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5273 * var-tracking.c (remove_cselib_value_chains): Define only for
5275 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5276 delete_slot_part, emit_notes_for_differences_1): Don't call
5277 remove_cselib_value_chains here.
5278 (set_slot_part, emit_notes_for_differences_2): Don't call
5279 add_cselib_value_chains here.
5280 (preserved_values): New vector.
5281 (preserve_value): New function.
5282 (add_uses, add_stores, vt_add_function_parameters): Use it
5283 instead of cselib_preserve_value.
5284 (changed_values_stack): New vector.
5285 (check_changed_vars_0): New function.
5286 (check_changed_vars_1, check_changed_vars_2): Use it.
5287 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5288 changed_values_stack VALUEs.
5289 (vt_emit_notes): For all preserved_values call
5290 add_cselib_value_chains. If ENABLE_CHECKING call
5291 remove_cselib_value_chains before verifying value_chains is empty.
5292 Initialize and free changed_values_stack.
5293 (vt_initialize): Initialize preserved_values.
5294 (vt_finalize): Free preserved_values.
5296 2010-03-08 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/43269
5299 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5302 2010-03-08 Martin Jambor <mjambor@suse.cz>
5304 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5305 (ipa_is_param_called): Removed.
5306 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5307 (ipa_print_node_params): Do not print the called flag.
5308 (ipa_write_node_info): Do not stream the called flag.
5309 (ipa_read_node_info): Likewise.
5311 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5314 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5315 * cselib.c (struct expand_value_data): Add dummy field.
5316 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5318 (cselib_dummy_expand_value_rtx_cb): New function.
5319 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5321 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5322 * var-tracking.c: Include pointer-set.h.
5323 (variable): Change n_var_parts to char from int. Add
5324 cur_loc_changed and in_changed_variables fields.
5325 (variable_canonicalize): Remove.
5326 (shared_var_p): New inline function.
5327 (unshare_variable): Maintain cur_loc_changed and
5328 in_changed_variables fields. If var was in changed_variables,
5329 replace it there with new_var. Just copy cur_loc instead of
5330 resetting it to something else.
5331 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5332 (dataflow_set_union): Don't call variable_canonicalize.
5333 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5334 of their DEBUG_EXPR_TREE_DECLs.
5335 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5336 and in_changed_variables and cur_loc_changed is false.
5337 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5338 and cur_loc_changed. Don't update cur_loc here.
5339 (variable_merge_over_src): Don't call variable_canonicalize.
5340 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5341 removing loc that is equal to cur_loc, clear cur_loc,
5342 set cur_loc_changed and ensure variable_was_changed is called.
5343 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5344 compare pointers in cur_loc check, if it is equal to loc,
5345 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5346 (variable_different_p): Remove compare_current_location argument,
5347 don't compare cur_loc.
5348 (dataflow_set_different_1): Adjust variable_different_p caller.
5349 (variable_was_changed): If dv had some var in changed_variables
5350 already, reset in_changed_variables flag for it and propagate
5351 cur_loc_changed over to the new variable. On empty var
5352 always set cur_loc_changed. Set in_changed_variables on whatever
5353 var is added to changed_variables.
5354 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5355 Use shared_var_p. When removing loc that is equal to cur_loc,
5356 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5357 end, don't set it to something else, just call variable_was_changed.
5358 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5359 loc being removed, clear cur_loc and set cur_loc_changed.
5360 Set cur_loc_changed if all locations have been removed.
5361 (struct expand_loc_callback_data): New type.
5362 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5363 allocated. Always create SUBREGs if simplify_subreg failed.
5364 Prefer to use cur_loc, when that fails and still in
5365 changed_variables (and seen first time) recompute it. Set
5366 cur_loc_changed of variables which had to change cur_loc and
5367 compute elcd->cur_loc_changed if any of the subexpressions used
5368 had to change cur_loc.
5369 (vt_expand_loc): Adjust to pass arguments in
5370 expand_loc_callback_data structure.
5371 (vt_expand_loc_dummy): New function.
5372 (emitted_notes): New variable.
5373 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5374 that weren't used for any other decl in current
5375 emit_notes_for_changes call call vt_expand_loc_dummy to update
5376 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5377 first loc_chain location if NULL before. Always use just
5378 cur_loc instead of first loc_chain location. When cur_loc_changed
5379 is false, when not --enable-checking=rtl just don't emit any note.
5380 When rtl checking, compute the note and assert it is the same
5381 as previous note. Clear cur_loc_changed and in_changed_variables
5382 at the end before removing from changed_variables.
5383 (check_changed_vars_3): New function.
5384 (emit_notes_for_changes): Traverse changed_vars to call
5385 check_changed_vars_3 on each changed var.
5386 (emit_notes_for_differences_1): Clear cur_loc_changed and
5387 in_changed_variables. Recompute cur_loc of new_var.
5388 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5389 (vt_emit_notes): Initialize and destroy emitted_notes.
5391 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5393 PR rtl-optimization/42220
5394 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5395 Use verify_reg_tracked to determine if we should use OP_OUT rather
5397 (build_def_use): If we see an in-out operand for a register that we
5398 know nothing about, treat is an output if possible, fail the block if
5401 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5404 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5407 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5410 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5411 uses of relevant DEFs that are dead outside the loop too.
5413 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5415 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5417 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5419 * var-tracking.c (values_to_unmark): New variable.
5420 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5421 values_to_unmark vector. Moved body to...
5422 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5423 instead queue it into values_to_unmark vector.
5424 (vt_find_locations): Free values_to_unmark vector.
5426 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5428 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5429 (site.exp): Export them when plugins are enabled.
5431 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5434 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5436 (chrec_fold_multiply): Same.
5438 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5441 * c-decl.c (build_compound_literal): Return early if init is
5444 2010-03-04 Martin Jambor <mjambor@suse.cz>
5446 PR tree-optimization/43164
5447 PR tree-optimization/43191
5448 * tree-sra.c (type_consists_of_records_p): Reject records with
5449 zero-size bit-fields at the end.
5451 2010-03-04 Mike Stump <mikestump@comcast.net>
5453 * Makefile.in (TAGS): Remove *.y.
5455 2010-03-04 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/40761
5458 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5460 (my_rev_post_order_compute): New function.
5461 (init_pre): Call it.
5463 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5466 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5467 decrease the cost of an IV candidate when the cost is infinite.
5469 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5471 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5472 Use '3DNow!' for the extension of that name, ensure normal space
5474 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5476 2010-03-03 Jeff Law <law@redhat.com>
5478 * PR middle-end/32693
5479 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5480 than gen_rtx_SUBREG.
5481 (extract_bit_field_1): Likewise.
5483 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5485 * doc/sourcebuild.texi (Test directives): Document that arguments
5486 include-opts and exclude-opts are now optional for dg-skip-if,
5487 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5489 2010-03-03 Jason Merrill <jason@redhat.com>
5492 * cgraph.h (varpool_node): Add extra_name field.
5493 * varpool.c (varpool_extra_name_alias): New.
5494 (varpool_assemble_decl): Emit extra name aliases.
5495 (varpool_mark_needed_node): Look past an extra name alias.
5496 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5497 * lto-streamer-in.c (lto_input_tree): Read it.
5498 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5500 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5502 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5503 (sparc*-*-solaris2*): ...this.
5505 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5508 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5509 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5510 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5511 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5514 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5515 fallthrough to default handling, just with want_address 0 instead of 2.
5516 For single element lists, add_AT_loc directly, otherwise create an
5517 artificial variable DIE and stick location list to it.
5520 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5521 (VAL_EXPR_HAS_REVERSE): Define.
5522 (reverse_op): New function.
5523 (add_stores): For reversible operations add an extra MO_VAL_USE.
5525 2010-03-02 Jason Merrill <jason@redhat.com>
5527 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5529 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5531 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5532 (sparc64-*-linux*): Likewise.
5533 (sparc64-*-solaris2*): Include assembler files before linker ones.
5534 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5535 * config/sparc/gas.h: Delete.
5536 * config/sparc/sol2-64.h: Add copyright notice.
5537 * config/sparc/sol2-gas-bi.h: Likewise.
5538 * config/sparc/sol2-gld.h: Likewise.
5539 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5540 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5541 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5542 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5543 (sparc_elf_asm_named_section): Rename into...
5544 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5546 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5548 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5550 2010-03-02 Jeff Law <law@redhat.com>
5553 * reload1.c (rtx_p, substitute_stack): Declare.
5554 (substitute): Record addresses of changed rtxs.
5555 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5556 Restore the original rtx when complete.
5557 (reload): Free subsitute_stack when complete.
5559 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5561 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5562 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5564 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5565 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5566 Torture Tests): Change from subsection to section.
5568 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5569 Steven Bosscher <steven@gcc.gnu.org>
5571 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5574 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5577 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5578 the assignment from the new induction variable to the assignment
5579 of the value from the original loop PHI function.
5581 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5582 Daniel Jacobowitz <dan@codesourcery.com>
5584 * doc/sourcebuild.texi (Test directives): Clarify options to
5587 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5589 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5590 Disable cfi directives unless GCC and gas agree on using read-only
5591 .eh_frame sections for 64-bit.
5592 * configure: Regenerate.
5594 2010-03-01 Richard Guenther <rguenther@suse.de>
5596 PR tree-optimization/43220
5597 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5598 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5600 2010-03-01 Richard Guenther <rguenther@suse.de>
5601 Martin Jambor <mjambor@suse.cz>
5604 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5605 gimplified parameters.
5607 2010-03-01 Christian Bruel <christian.bruel@st.com>
5609 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5611 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5613 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5615 2010-03-01 Richard Guenther <rguenther@suse.de>
5618 * expr.c (expand_assignment): Use the alias-oracle to tell
5619 if the rhs aliases the result decl.
5621 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5624 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5625 to sol_gt_pch_get_address.
5626 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5627 64-bit, SPARC and x86.
5628 (sol_gt_pch_get_address): New function.
5630 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5632 * toplev.h (inform_n, error_n): Declare.
5633 * diagnostic.c (inform_n, error_n): New function.
5635 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5637 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5638 has no rtl yet when processing local_decls, queue it and recheck
5639 if deferred stack allocation hasn't assigned it rtl.
5641 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5643 * config/sh/sh.c (unspec_bbr_uid): New.
5644 (gen_block_redirect): Use it instead of INSN_UID.
5645 (gen_far_branch): Likewise.
5647 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5649 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5650 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5652 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5654 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5655 (Warning Options): -Wno-conversion-null is valid for
5656 Objective-C++ as well.
5657 * doc/tm.texi (Named Address Spaces): Likewise.
5658 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5659 * doc/tree-ssa.texi (Tree SSA): Likewise.
5661 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5664 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5665 by default. Don't set the default arch for
5666 i[34567]86-*-darwin*|x86_64-*-darwin*.
5668 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5671 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5672 default. Set the default 32bit/64bit archs with $with_arch
5673 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5675 2010-02-27 Richard Guenther <rguenther@suse.de>
5677 PR tree-optimization/43186
5678 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5679 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5680 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5681 unroller iterations.
5683 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5685 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5686 required and i[34567]86-*-* targets don't support 64bit ISA.
5688 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5691 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5694 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5696 * config.gcc: Set the default arch at least to Prescott for
5697 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5698 if SSE math is enabled.
5700 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5702 * diagnostic.c (diagnostic_initialize): Update.
5703 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5705 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5706 (diagnostic_inhibit_notes): New.
5707 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5709 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5712 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5713 * doc/standards.texi: Likewise.
5714 * doc/extend.texi: Likewise.
5715 * doc/trouble.texi: Likewise.
5716 * doc/cppopts.texi: Likewise.
5717 * doc/install.texi: Likewise.
5718 * c.opt (std=c90,std=gnu90): New options.
5719 * c-opts.c (c_common_handle_option): Handle them.
5721 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5724 * c-decl.c (undeclared_variable): Use an informative note.
5726 2010-02-26 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/43186
5729 * gimple.h (gimple_fold): Remove.
5730 * gimple.c (gimple_fold): Remove. Inline into single user ...
5731 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5732 Try harder for conditions.
5734 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5737 * function.c (used_types_insert): Don't skip through named pointer
5738 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5739 and it is different from the main variant's type.
5741 2010-02-26 Nick Clifton <nickc@redhat.com>
5743 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5745 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5747 * config.gcc: Support --with-fpmath=sse for x86.
5749 * config/i386/ssemath.h: New.
5751 * doc/install.texi (--with-fpmath=sse): Documented.
5753 2010-02-26 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/43188
5756 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5757 vector types of over-aligned element type.
5759 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5763 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5765 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5767 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5769 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5771 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5772 * var-tracking.c: Include diagnostic.h.
5773 (debug_dv): New function.
5774 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5777 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5778 (add_value_chain, add_value_chains, remove_value_chain,
5779 remove_value_chains): Handle DEBUG_EXPRs.
5780 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5783 * regcprop.c (struct queued_debug_insn_change): New type.
5784 (struct value_data_entry): Add debug_insn_changes field.
5785 (struct value_data): Add n_debug_insn_changes field.
5786 (debug_insn_changes_pool): New variable.
5787 (free_debug_insn_changes, apply_debug_insn_changes,
5788 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5789 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5790 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5792 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5794 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5795 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5796 changes, call cprop_find_used_regs via note_stores.
5797 (copyprop_hardreg_forward): When copying vd from predecessor
5798 which has any queued DEBUG_INSN changes, make sure the pointers are
5799 cleared. At the end call df_analyze and then if there are any
5800 DEBUG_INSN changes queued at the end of some basic block for still
5801 live registers, apply them.
5802 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5804 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5806 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5809 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5811 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5812 targets. Set the default with_cpu/with_arch from arch/cpu.
5813 Allow x86-64 and native for with_cpu/with_arch.
5815 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5817 * ebitmap.c: Change calls to verify_popcount with calls to
5818 sbitmap_verify_popcount.
5819 (ebitmap_clear_bit): Fixed map->cacheindex test and
5820 map>cache update when bit clearing results in an empty
5823 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5826 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5827 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5828 and support both V2DF and V2DI modes.
5829 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5830 support both V2DF and V2DI modes.
5831 (general): Delete trailing whitespace from a few patterns.
5833 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5834 V2DF/V2DI interleave high/low builtins.
5836 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5839 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5840 interleave high/low functions.
5842 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5844 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5845 #pragma extern_prefix.
5847 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5850 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5851 BLKmode, assert op0 is a MEM and just adjust its mode.
5854 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5855 if bitpos isn't multiple of mode's bitsize.
5857 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5859 * c.opt (-ftemplate-depth=): New.
5860 (-ftemplate-depth-): Deprecate.
5861 * optc-gen.awk: Handle -ftemplate-depth=.
5862 * opth-gen.awk: Likewise.
5863 * c-opts.c (c_common_handle_option): Likewise.
5864 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5866 2010-02-24 Jason Merrill <jason@redhat.com>
5868 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5870 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5872 * cfg.c (alloc_aux_for_block): Remove inline.
5873 (alloc_aux_for_edge): Likewise.
5875 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5877 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5879 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5881 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5882 * config/i386/sol2-gas.h: New file.
5883 * config.gcc (i[34567]86-*-solaris2*): Use it.
5885 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5888 * c-typeck.c (ep_convert_and_check): New.
5889 (build_conditional_expr): Use it.
5890 (build_binary_op): Likewise.
5892 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5894 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5897 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5898 bounds even for -O+.
5899 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5900 expr needs to have DECL_NAME set.
5902 2010-02-24 Nick Clifton <nickc@redhat.com>
5904 * config/mep/mep.c: Include gimple.h.
5905 (mep_function_uses_sp): Delete unused function.
5906 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5907 parameters. Use unsigned integers to count args. Return a
5908 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5910 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5913 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5914 greater or equal to nelt instead of 2 * nelt.
5915 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5918 2010-02-23 Jason Merrill <jason@redhat.com>
5921 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5922 in cfun->local_decls even if they have register types.
5925 * stor-layout.c (place_field): Don't warn about unnecessary
5926 DECL_PACKED if the type is packed.
5928 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5931 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5932 GOTOFF relocs, even when the base reg isn't pic pointer.
5934 2010-02-23 Michael Matz <matz@suse.de>
5937 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5938 (expand_gimple_basic_block): Generate and use debug temps if there
5939 are debug uses left after the last real use of TERed ssa names.
5940 Unlink debug immediate uses when they are expanded.
5942 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5945 * config/i386/i386.c (override_options): Reorganise to provide
5946 better error messages.
5948 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5951 * graphite-scop-detection.c (create_single_exit_edge): Move
5952 the call to find_single_exit_edge to....
5953 (create_sese_edges): ...here. Don't handle multiple edges
5954 exiting the function.
5955 (build_graphite_scops): Don't handle multiple edges
5956 exiting the function.
5958 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5961 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5962 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5964 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5967 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5969 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5972 * c-typeck.c (convert_arguments): Print declaration location.
5973 * c-common.c (validate_nargs): Rename as
5974 builtin_function_validate_nargs.
5975 (check_builtin_function_arguments): Update.
5977 2010-02-22 Richard Guenther <rguenther@suse.de>
5980 * tree-inline.c (declare_return_variable): Use the type of
5981 the call stmt lhs if available.
5983 2010-02-22 Duncan Sands <baldrick@free.fr>
5985 * passes.c (register_pass): Always consider all pass lists when
5986 ref_pass_instance_number is zero.
5988 2010-02-22 Richard Guenther <rguenther@suse.de>
5990 PR tree-optimization/42749
5991 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5992 parameter. Do arithmetic in the original type.
5993 (update_accumulator_with_ops): Likewise.
5994 (adjust_accumulator_values): Adjust.
5996 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5998 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5999 (QI to BLKmode splitter): New splitter.
6001 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6004 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6006 2010-02-22 Richard Guenther <rguenther@suse.de>
6008 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6010 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6012 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6013 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6014 ($(T)crti.o, $(T)crtn.o): Remove rules.
6016 2010-02-21 Tobias Burnus <burnus@net-b.de>
6019 * doc/invoke.texi (-fassociative-math): Document that this
6020 option is automatically enabled for Fortran.
6022 2010-02-20 David S. Miller <davem@davemloft.net>
6024 * configure.ac: Test if linker and assembler properly support
6025 GOTDATA_OP relocations.
6026 * configure: Rebuild.
6027 * config.in: Likewise.
6028 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6029 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6030 (movsi_high_pic): Likewise.
6031 (movdi_lo_sum_pic): Likewise.
6032 (movdi_high_pic): Likewise.
6033 (movsi_pic_gotdata_op): New pattern.
6034 (movdi_pic_gotdata_op): Likewise.
6035 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6036 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6038 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6042 attribute to ssemul.
6043 (xop_mulv2div2di3_high): Ditto.
6045 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6048 * c.opt (Wconversion-null): New option.
6049 * doc/invoke.texi (Wconversion-null): Document.
6051 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6053 * common.opt (Wlarger-than-): Add Undocumented.
6055 2010-02-19 Mike Stump <mikestump@comcast.net>
6057 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6059 2010-02-19 Jason Merrill <jason@redhat.com>
6062 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6063 * configure: Likewise.
6065 2010-02-20 Alan Modra <amodra@gmail.com>
6068 * cgraph.h (cgraph_make_decl_local): Declare.
6069 * cgraph.c (cgraph_make_decl_local): New function.
6070 (cgraph_make_node_local): Use it.
6071 * cgraphunit.c (cgraph_function_versioning): Likewise.
6072 * ipa.c (function_and_variable_visibility): Likewise.
6074 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6077 * except.c (sjlj_emit_function_enter): Don't call
6078 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6080 * rtl.h (add_reg_br_prob_note): Remove prototype.
6082 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6085 * c-common.c (conversion_warning): Remove widening conversions
6086 before checking the conversion of integers to reals.
6088 2010-02-19 Mike Stump <mikestump@comcast.net>
6091 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6094 * cgraphunit.c (process_function_and_variable_attributes): Check
6095 DECL_PRESERVE_P instead of looking up attribute "used".
6096 * ipa-pure-const.c (check_decl): Likewise.
6097 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6098 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6099 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6100 instead of attribute "used".
6101 * config/sol2-c.c (solaris_pragma_init): Likewise.
6102 (solaris_pragma_fini): Likewise.
6104 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6106 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6107 Use XCNEW instead of xcalloc.
6108 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6109 XNEW instead of xmalloc.
6110 (get_fields): Use XNEWVEC instead of xmalloc.
6113 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6114 populate vars array.
6115 (create_new_general_access): For debug stmts just reset value.
6116 (get_stmt_accesses): For accesses within debug stmts just record them
6117 using add_access_to_acc_sites instead of preventing the peeling or
6118 counting them as accesses.
6121 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6123 2010-02-19 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/42916
6126 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6129 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6131 * configure.ac: Replace all uses of changequote in macro arguments
6132 with proper quoting.
6134 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6137 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6139 2010-02-19 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/42944
6142 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6143 test for aliasing with errno.
6145 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6148 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6149 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6150 * dojump.c: Include output.h.
6151 (inv): New inline function.
6152 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6153 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6154 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6155 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6156 argument, pass it down to other calls.
6157 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6158 add REG_BR_PROB note to the conditional jump.
6159 * cfgexpand.c (add_reg_br_prob_note): Removed.
6160 (expand_gimple_cond): Don't call it, add the probability
6161 as last argument to jumpif_1/jumpifnot_1.
6162 * Makefile.in (dojump.o): Depend on output.h.
6163 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6165 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6166 * stmt.c (do_jump_if_equal): Likewise.
6167 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6168 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6169 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6171 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6172 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6173 jumpifnot_1 callers.
6174 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6176 (store_expr): Adjust jumpifnot caller.
6177 (store_constructor): Adjust jumpif caller.
6180 * gimplify.c (gimple_boolify): For __builtin_expect call
6181 gimple_boolify also on its first argument.
6183 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6185 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6187 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6188 * configure: Regenerated.
6190 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6192 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6193 lang_hooks.types_compatible_p instead of comptypes.
6195 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6197 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6198 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6199 if __prefer_thumb__ is defined.
6201 2010-02-18 Martin Jambor <mjambor@suse.cz>
6203 PR tree-optimization/43066
6204 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6205 array with zero-sized element type.
6207 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6209 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6210 rtx, allocate struct var_loc_node here and return it to the
6211 caller, and only if it is actually needed.
6212 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6213 move it earlier and return immediately if it returns NULL.
6215 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6217 * config/sparc/gas.h: New file. Restore
6218 TARGET_ASM_NAMED_SECTION to its ELF default.
6219 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6221 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6222 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6223 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6224 after sparc/sysv4.h.
6226 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6228 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6230 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6232 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6233 patterns from predicated pattern.
6235 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6238 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6239 for insn mnemonic suffix.
6241 2010-02-17 Richard Guenther <rguenther@suse.de>
6243 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6246 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6249 * caller-save.c (save_call_clobbered_regs): If BB ends with
6250 a DEBUG_INSN, move any notes in between last real insn and the last
6251 DEBUG_INSN after the last DEBUG_INSN.
6253 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6255 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6256 Fix return type. Fix argument type. Explain meaning of return value.
6258 2010-02-16 Richard Guenther <rguenther@suse.de>
6260 PR tree-optimization/41043
6261 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6262 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6264 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6266 2010-02-16 Ira Rosen <irar@il.ibm.com>
6268 PR tree-optimization/43074
6269 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6270 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6271 vectorizable cycles in hybrid SLP check.
6272 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6274 2010-02-16 Richard Guenther <rguenther@suse.de>
6276 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6277 (true_dependence): If memrefs_conflict_p computes must-alias
6278 trust it. Move TBAA check after offset-based disambiguation.
6279 (canon_true_dependence): Likewise.
6281 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6283 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6284 * doc/invoke.texi: Document it.
6285 * var-tracking.c: Include toplev.h and params.h.
6286 (vt_find_locations): Return bool indicating success. Compute
6287 hash sizes unconditionally. Check new parameter, report.
6288 (variable_tracking_main_1): Check vt_find_locations results and
6289 retry. Renamed from...
6290 (variable_tracking_main): ... this. New wrapper to preserve
6291 flag_var_tracking_assignments.
6292 * Makefile.in (var-tracking.o): Adjust dependencies.
6294 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6295 Jakub Jelinek <jakub@redhat.com>
6298 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6299 if weak_import attribute is present.
6300 * config/darwin.c (machopic_select_section): Likewise.
6302 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6304 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6305 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6306 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6307 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6309 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6312 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6315 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6316 Rewrite text to refer to the names.
6318 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6320 * config/i386/i386-builtin-types.def
6321 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6322 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6323 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6324 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6325 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6326 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6327 IX86_BUILTIN_VPERMIL2PS256.
6328 (MULTI_ARG_4_DF2_DI_I): Defined.
6329 (MULTI_ARG_4_DF2_DI_I1): Defined.
6330 (MULTI_ARG_4_SF2_SI_I): Defined.
6331 (MULTI_ARG_4_SF2_SI_I1): Defined.
6332 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6333 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6334 __builtin_ia32_vpermil2ps256.
6335 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6336 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6337 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6338 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6339 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6340 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6341 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6342 CODE_FOR_xop_vpermil2v8sf3.
6343 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6344 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6345 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6346 (_mm256_permute2_pd): New.
6347 (_mm_permute2_ps): New.
6348 (_mm256_permute2_ps): New.
6350 2010-02-15 Nick Clifton <nickc@redhat.com>
6352 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6353 boolean parameters. Use emit_jump_insn when emitting a pop
6354 instruction containing a return insn.
6355 (push): Use 'true' rather than '1' as second parameter to F.
6356 (h8300_expand_prologue): Likewise.
6357 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6358 (h8300_expand_epilogue): Likewise.
6360 2010-02-15 Richard Guenther <rguenther@suse.de>
6363 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6366 2010-02-15 Nick Clifton <nickc@redhat.com>
6368 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6371 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6373 * intl.c (fake_ngettext): New function.
6374 * intl.h (fake_ngettext): Declare.
6375 (ngettext): Define macro.
6376 * collect2.c (notice_translated): New function.
6377 (main): Use notice_translated and ngettext.
6378 * collect2.h (notice_translated): Declare.
6380 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6382 * reorg.c (delete_computation): Comment fixes.
6383 * caller-save.c (setup_save_areas): Idem.
6384 * sel-sched-dump.c (dump_lv_set): Idem.
6387 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6389 * config/s390/s390.c (s390_sched_init): New function.
6390 (TARGET_SCHED_INIT): Target hook defined.
6392 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6393 Jack Howarth <howarth@bromo.med.uc.edu>
6394 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6397 Partial revert of unintended change in fix for PR41605.
6398 * config/darwin.h: Fix typo.
6399 * config/darwin9.h: Same.
6401 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6403 * c-pch.c (pch_init): Clear v.
6405 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6408 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6409 graphite_can_represent_init for MULT_EXPR.
6411 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6415 * graphite-sese-to-poly.c (remove_phi): New.
6416 (translate_scalar_reduction_to_array): Call remove_phi.
6418 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6421 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6422 * graphite-clast-to-gimple.h (gloog): Update declaration.
6423 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6424 * graphite-poly.h (struct poly_bb): Add missing comments.
6425 (struct scop): Add poly_scop_p field.
6427 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6428 * graphite.c (graphite_transform_loops): Build the polyhedral
6429 representation for each scop before code generation.
6430 * sese.c (rename_variables_in_operand): Removed.
6431 (rename_variables_in_expr): Return the renamed expression.
6432 (rename_sese_parameters): New.
6433 * sese.h (rename_sese_parameters): Declared.
6435 2010-02-11 Richard Guenther <rguenther@suse.de>
6437 PR tree-optimization/42998
6438 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6439 POINTER_PLUS_EXPR properly.
6441 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6442 Changpeng Fang <changpeng.fang@amd.com>
6445 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6446 the cost of an IV candidate when the IV is used in a test against zero.
6448 * gcc.dg/tree-ssa/ivopts-3.c: New.
6450 2010-02-11 Richard Guenther <rguenther@suse.de>
6453 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6454 pointer-vs-decl case by swapping refs. Handle some cases
6455 of pointer-vs-decl disambiguations more conservatively.
6456 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6457 to false after expanding.
6459 2010-02-11 Richard Guenther <rguenther@suse.de>
6462 * gcc.c (process_command): Handle LTO file@offset case more
6465 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6467 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6468 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6470 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6472 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6473 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6474 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6475 Optimize eq/ne comparisons when both arguments are known to be
6477 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6478 Don't mask operands unnecessarily if they are known to be already
6481 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6483 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6486 2010-02-10 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/43017
6489 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6490 for wrapping signed arithmetic.
6492 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6495 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6496 if no debug info should be emitted for it.
6498 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6500 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6501 note when flag_exceptions is set.
6503 2010-02-10 Duncan Sands <baldrick@free.fr>
6505 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6507 2010-02-10 Richard Guenther <rguenther@suse.de>
6510 * tree.c (get_unwidened): Handle constants.
6511 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6513 2010-02-10 Martin Jambor <mjambor@suse.cz>
6516 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6517 check for variable argument counts independently.
6519 2010-02-10 Christian Bruel <christian.bruel@st.com>
6522 * config/sh/sh.c (find_barrier): Increase length for non delayed
6523 conditional branches.
6525 2010-02-10 Christian Bruel <christian.bruel@st.com>
6527 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6529 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6531 * builtins.c (set_builtin_user_assembler_name): Also handle
6532 ffs if int is smaller than word.
6534 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6537 * ira-conflicts.c (get_dup): Remove.
6538 (process_reg_shuffles): Add new parameter. Use it as an
6539 additional guard for copy generation.
6540 (add_insn_allocno_copies): Rewrite.
6542 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6544 * common.opt (fsched2-use-traces): Preserved for backward
6546 * doc/invoke.texi: Remove the documentation about option
6547 -fsched2-use-traces.
6548 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6549 flag_sched2_use_traces.
6550 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6551 the backward compatibility flag section.
6553 2010-02-09 Richard Guenther <rguenther@suse.de>
6555 PR tree-optimization/43008
6556 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6557 make HEAP variables initialized from global memory if they
6558 are not known builtin functions.
6559 (find_func_aliases): Adjust.
6561 2010-02-09 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/43000
6564 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6565 arithmetic manually.
6567 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6569 PR tree-optimization/42931
6570 * tree-loop-linear.c (try_interchange_loops): Don't call
6571 double_int_mul if estimated_loop_iterations failed.
6573 2010-02-08 Martin Jambor <mjambor@suse.cz>
6576 * tree-sra.c (build_accesses_from_assign): Do not mark in
6577 should_scalarize_away_bitmap if stmt has volatile ops.
6578 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6581 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6583 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6585 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6587 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6590 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6593 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6595 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6598 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6599 to unknown_dependence.
6600 (graphite_legal_transform_dr): Handle the unknown_dependence.
6601 (graphite_carried_dependence_level_k): Same.
6603 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6605 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6607 2010-02-07 Richard Guenther <rguenther@suse.de>
6610 * expr.c (get_inner_reference): Always initialize *pbitsize.
6612 2010-02-07 Richard Guenther <rguenther@suse.de>
6615 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6616 new ARRAY_REFs on variable size element or minimal index arrays.
6618 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6619 gimple_fold_indirect_ref.
6621 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6624 * arm.c (arm_override_options): Just return if the user has specified
6625 an invalid fpu name.
6627 2010-02-03 Jason Merrill <jason@redhat.com>
6630 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6631 i386_pe_maybe_record_exported_symbol.
6633 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6636 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6637 (pa_delegitimize_address): New function.
6639 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6641 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6642 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6644 2010-02-05 Richard Guenther <rguenther@suse.de>
6647 * lto-streamer-in.c (get_resolution): Deal with references
6648 to undefined functions.
6650 2010-02-05 Richard Guenther <rguenther@suse.de>
6652 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6653 (fold_const_aggregate_ref): Likewise.
6654 (ccp_fold_stmt): Substitute loads.
6655 (maybe_fold_reference): Verify types before substituting.
6657 (fold_gimple_assign): Unshare properly.
6658 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6660 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6662 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6663 for rs6000_gen_cell_microcode.
6665 2010-02-04 Richard Guenther <rguenther@suse.de>
6667 PR rtl-optimization/42952
6668 * dse.c (const_or_frame_p): Remove MEM handling.
6670 2010-02-04 Nick Clifton <nickc@redhat.com>
6672 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6673 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6674 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6675 (mn10300_asm_output_mi_thunk): New function.
6676 (mn10300_can_output_mu_thunk): New function.
6677 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6678 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6679 (FUNCTION_ARG): Delete incorrect comment.
6681 2010-02-03 Jason Merrill <jason@redhat.com>
6684 * fold-const.c (operand_equal_p): Handle erroneous types.
6686 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6688 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6690 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6692 PR rtl-optimization/42941
6693 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6696 2010-02-03 Jason Merrill <jason@redhat.com>
6699 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6701 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6704 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6705 (cselib_reset_table): Renamed from...
6706 (cselib_reset_table_with_next_value): ... this.
6707 (cselib_get_next_uid): Renamed from...
6708 (cselib_get_next_unknown_value): ... this.
6709 * cselib.c (next_uid): Renamed from...
6710 (next_unknown_value): ... this.
6711 (cselib_clear_table): Adjust.
6712 (cselib_reset_table): Adjust. Renamed from...
6713 (cselib_reset_table_with_next_value): ... this.
6714 (cselib_get_next_uid): Adjust. Renamed from...
6715 (cselib_get_next_unknown_value): ... this.
6716 (get_value_hash): Use hash.
6717 (cselib_hash_rtx): Likewise.
6718 (new_cselib_val): Adjust. Set and dump uid.
6719 (cselib_lookup_mem): Pass next_uid as hash.
6720 (cselib_subst_to_values): Likewise.
6721 (cselib_log_lookup): Dump uid.
6722 (cselib_lookup): Pass next_uid as hash. Adjust.
6723 (cselib_process_insn): Adjust.
6724 (cselib_init): Initialize next_uid.
6725 (cselib_finish): Adjust.
6726 (dump_cselib_table): Likewise.
6727 * dse.c (canon_address): Dump value uid.
6728 * print-rtl.c (print_rtx): Print value uid.
6729 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6731 (dv_uid): New function, sort of renamed from...
6732 (dv_htab_hash): ... this, reimplemented in terms of it and...
6733 (dv_uid2hash): ... this. New.
6734 (variable_htab_eq): Drop excess assertions.
6735 (tie_break_pointers): Removed.
6736 (canon_value_cmp): Compare uids.
6737 (variable_post_merge_New_vals): Print uids.
6738 (vt_add_function_parameters): Adjust.
6739 (vt_initialize): Reset table. Adjust.
6741 2010-02-03 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/42944
6744 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6745 (call_may_clobber_ref_p_1): Likewise. Properly handle
6746 malloc and calloc clobbering errno.
6748 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6750 * doc/invoke.texi: Fix name of sched1 dump.
6752 * opts.c (decode_options): Set flag_tree_switch_conversion
6753 only conditionally on optimize >= 2.
6755 * gcse.c: Assorted comment fixes in pass description.
6757 2010-02-03 Anthony Green <green@moxielogic.com>
6759 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6760 nop padding in order to maintain alignment of storage location of
6761 target function address.
6762 (moxie_trampoline_init): Store target function address at newly
6764 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6766 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6768 2010-02-03 Richard Guenther <rguenther@suse.de>
6771 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6773 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6775 * config.gcc: Reenable check for obsolete targets.
6776 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6777 mips-sgi-irix6.[0-4]*.
6779 2010-02-02 Nick Clifton <nickc@redhat.com>
6781 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6782 constant size of 4 as being the same as 0.
6783 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6784 can take values in the range 0..4.
6786 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6789 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6790 as _darwin10_Unwind_FindEnclosingFunction().
6791 * libgcc-libsystem.ver: New.
6793 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6796 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6797 implicitly set registers.
6799 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6801 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6802 (arm_override_options): Allow automatic selection of the thread
6803 pointer register if thumb2.
6804 (legitimize_pic_address): Improve code sequences for Thumb2.
6805 (arm_call_tls_get_addr): Likewise.
6806 (legitimize_tls_address): Likewise.
6807 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6808 (pic_load_addr_32bit): ... this. New named pattern.
6809 * thumb2.md (pic_load_addr_thumb2): Delete.
6810 (pic_load_dot_plus_four): Delete.
6811 (tls_load_dot_plus_four): New named pattern.
6813 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6816 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6817 Document fix for TLS bug.
6819 2010-01-31 Richard Guenther <rguenther@suse.de>
6821 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6822 conservatively correct.
6824 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6828 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6830 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6832 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6834 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6836 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6838 * config.gcc: Adjust order of makefile fragments for mingw targets.
6840 2010-01-31 Richard Guenther <rguenther@suse.de>
6843 * gimplify.c (gimplify_init_constructor): For volatile LHS
6844 initialize a temporary.
6846 2010-01-31 Matthias Klose <doko@ubuntu.com>
6848 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6850 * configure: Regenerate.
6852 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6854 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6855 the same alias set and their sizes different constantness.
6856 (aliasing_component_refs_p): Revert 2009-10-24 change.
6858 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6860 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6863 2010-01-29 Richard Guenther <rguenther@suse.de>
6865 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6866 Assert we successfully updated the call.
6868 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6870 PR rtl-optimization/42889
6871 * df.h (df_set_bb_dirty_nonlr): New prototype.
6872 * df-core.c (df_set_bb_dirty_nonlr): New function.
6873 * df-scan.c (df_insn_rescan): Call it instead of
6874 df_set_bb_dirty for DEBUG_INSNs.
6876 2010-01-29 Richard Guenther <rguenther@suse.de>
6879 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6880 quadratic behavior in most cases.
6882 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6886 in the call to gen_x86_movsicc_0_m1.
6888 2010-01-28 Richard Guenther <rguenther@suse.de>
6890 PR tree-optimization/42871
6891 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6893 2010-01-28 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6896 into call arguments.
6898 2010-01-28 Richard Guenther <rguenther@suse.de>
6901 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6902 the forwarder if the destination is an EH landing pad.
6904 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6906 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6907 block list passed to gimple_duplicate_sese_tail.
6908 (parallelize_loops): Avoid parallelization when the function
6910 Avoid parallelization when the preheader is IRREDUCIBLE.
6911 Try to optimize when estimated_loop_iterations_int is unresolved.
6912 Add the loop's location to the dump file.
6913 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6914 (gimple_duplicate_sese_tail): Remove the check for the latch.
6915 Redirect nexits to the exit block.
6916 Remove handling of the incoming edges to the latch.
6917 Redirect the backedge from the copied latch to the exit bb.
6919 2010-01-28 Michael Matz <matz@suse.de>
6922 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6923 Wrap force_reg into a sequence, emit it before user.
6925 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6927 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6929 (arm_legacy_rev): Likewise.
6930 (thumb_legacy_rev): Likewise.
6932 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6934 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6935 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6936 on MEM's address failed, try avoid_constant_pool_reference and
6937 recurse if it returned something different.
6938 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6939 address, try avoid_constant_pool_reference and recurse if it
6940 returned something different.
6941 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6942 address and avoid_constant_pool_reference returned something
6943 different, don't set have_address.
6945 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6948 * var-tracking.c (val_store): Add modified argument, obey it.
6950 (count_uses): Move down logging of main.
6951 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6952 don't need resolution.
6953 (emit_notes_in_bb): Likewise.
6955 2010-01-27 Richard Guenther <rguenther@suse.de>
6958 * tree-inline.c (remap_decl): Delay remapping of SSA name
6959 default definitions until we need them.
6961 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6963 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6964 (rs6000_delegitimize_address): New function.
6966 * config/s390/s390.c (s390_delegitimize_address): Call
6967 delegitimize_mem_from_attrs.
6970 * tree-inline.c (cannot_copy_type_1): Removed.
6971 (copy_forbidden): Don't forbid copying of functions containing
6972 records/unions with variable length fields.
6974 2010-01-27 Christian Bruel <christian.bruel@st.com>
6978 * config/sh/sh.c (find_barrier): Increase length for non delayed
6979 conditional branches.
6981 2010-01-27 Matthias Klose <doko@ubuntu.com>
6983 * configure.ac (gnu-unique-object): Fix ldd version check.
6984 * configure: Regenerate.
6986 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6988 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6990 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6991 Test for HAVE_GNU_AS value.
6993 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6995 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6996 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6997 INT64_TYPE): Define.
6998 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6999 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7000 INT_LEAST64_TYPE): Define.
7001 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7002 UINT_LEAST64_TYPE): Define.
7003 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7004 INT_FAST64_TYPE): Define.
7005 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7006 UINT_FAST64_TYPE): Define.
7007 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7008 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7009 (SIG_ATOMIC_TYPE): Define.
7011 2010-01-26 Richard Guenther <rguenther@suse.de>
7013 * df-scan.c (df_scan_set_bb_info): Remove assert.
7014 (df_insn_rescan_debug_internal): Merge asserts.
7015 (df_install_ref): Likewise.
7016 (df_mark_reg): Use bitmap_set_range.
7017 (df_hard_reg_used_p): Remove assert.
7018 (df_hard_reg_used_count): Likewise.
7020 2010-01-26 Richard Guenther <rguenther@suse.de>
7022 PR rtl-optimization/42685
7023 * web.c (web_main): Ignore DEBUG_INSNs.
7025 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7027 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7029 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7030 Fix types of fndecl and arglist parameters.
7032 2010-01-26 Richard Guenther <rguenther@suse.de>
7035 * tree-eh.c (unsplit_eh): Skip debug insns.
7037 2010-01-26 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/42250
7040 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7042 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7045 * omp-low.c (expand_omp_sections): Only use single_pred if
7046 l2_bb is single_pred_p.
7048 2010-01-25 Christian Bruel <christian.bruel@st.com>
7051 * config/sh/sh.c (find_barrier): Increase length for non delayed
7052 conditional branches.
7053 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7055 2010-01-24 David S. Miller <davem@davemloft.net>
7057 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7058 define if not using GAS.
7059 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7060 Likewise. Delete SECTION_MERGE code, which is only applicable
7063 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7066 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7067 mangling of va_list in system headers.
7069 2010-01-23 Toon Moene <toon@moene.org>
7071 * tree-predcom.c (combine_chains): Return NULL, not false.
7073 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7075 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7076 initialization of variable res to agree with return type.
7078 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7080 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7081 * tree-sra.c: Add include of expr.h.
7083 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7085 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7086 insert the debug stmt on the single non-EH edge from the stmt.
7088 2010-01-22 Richard Henderson <rth@redhat.com>
7091 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7092 the RHS until after generate_subtree_copies has insertted its
7093 code before the current statement.
7095 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7097 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7099 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7101 2010-01-21 Martin Jambor <mjambor@suse.cz>
7103 PR tree-optimization/42585
7104 * tree-sra.c (struct access): New field grp_total_scalarization.
7105 (dump_access): Dump the new field.
7106 (should_scalarize_away_bitmap): New variable.
7107 (cannot_scalarize_away_bitmap): Likewise.
7108 (sra_initialize): Allocate new bitmaps.
7109 (sra_deinitialize): Free new bitmaps.
7110 (create_access_1): New function.
7111 (create_access): Parts moved to create_access_1.
7112 (type_consists_of_records_p): New function.
7113 (completely_scalarize_record): Likewise.
7114 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7115 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7116 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7118 (analyze_all_variable_accesses): Completely scalarize small eligible
7121 2010-01-21 Martin Jambor <mjambor@suse.cz>
7123 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7125 2010-01-21 Andrew Haley <aph@redhat.com>
7127 * gcc.c (process_command): Move lang_specific_driver before
7128 setting cc_libexec_prefix.
7130 2010-01-21 Richard Guenther <rguenther@suse.de>
7133 * fold-const.c (negate_expr_p): Pretend only negative
7134 real constants are easily negatable.
7136 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7137 Jason Merrill <jason@redhat.com>
7139 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7140 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7141 * calls.c (initialize argument_information): Handle it.
7142 * c-common.c (handle_transparent_union_attribute): Use new name.
7143 * c-decl.c (finish_struct): Ditto.
7144 * c-typeck.c (type_lists_compatible_p): Ditto.
7145 (convert_for_assignment): Use new name and also handle record.
7146 * function.c (aggregate_value_p): Handle it.
7147 (pass_by_reference): Ditto.
7148 (assign_parm_data_types): Ditto.
7149 * print-tree.c (print_node): Ditto.
7150 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7151 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7152 * tree.c (first_field): New fn.
7154 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7157 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7158 even when linking statically, for now.
7160 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7163 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7164 without a cselib val.
7165 (count_uses): Accept MO_VAL_SET with no val on stores.
7166 (add_stores): Likewise.
7168 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7170 * var-tracking.c (check_value_val): Add a compile time assertion.
7171 (dv_is_decl_p): Simplify.
7172 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7173 gcc_assert if ENABLE_CHECKING.
7175 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7178 * var-tracking.c: Include tree-flow.h.
7179 (mem_dies_at_call): New.
7180 (dataflow_set_preserve_mem_locs): Use it.
7181 (dataflow_set_remove_mem_locs): Likewise.
7182 (dump_var): Renamed from dump_variable. Adjust all callers.
7183 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7184 * Makefile.in (var-tracking.o): Adjust deps.
7186 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7188 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7190 2010-01-20 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/42717
7193 * tree-ssa-dce.c (get_live_post_dom): Remove.
7194 (forward_edge_to_pdom): Take an arbitrary edge to copy
7195 degenerate PHI args from.
7196 (remove_dead_stmt): Use the first post-dominator even if it
7197 does not contain live statements as redirection destination.
7199 2010-01-20 Richard Guenther <rguenther@suse.de>
7201 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7203 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7205 * sel-sched.c (create_speculation_check): Remove set but not used
7207 (try_transformation_cache): Remove set but not used variable ds.
7208 (calculate_privileged_insns): Remove set but not used variables
7209 cur_insn and min_spec_insn.
7210 (find_best_expr): Remove set but not used variable avail_n.
7211 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7213 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7215 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7216 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7219 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7222 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7223 cpu types. Add support for *-sse3 cpu types.
7224 (x86_64-*-*): Ditto.
7226 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7229 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7230 argument, call initializer_constant_valid_p_1 instead of
7231 initializer_constant_valid_p, pass CACHE to it, return NULL
7232 immediately if first call returns NULL.
7233 (initializer_constant_valid_p_1): New function.
7234 (initializer_constant_valid_p): Use it.
7236 2010-01-20 Thomas Quinot <quinot@adacore.com>
7238 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7240 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7242 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7243 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7244 (loc_list_from_tree): Don't handle unsigned division. Handle
7245 signed modulo using DW_OP_{over,over,div,mul,minus}.
7246 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7247 modulo instead of signed.
7249 2010-01-20 DJ Delorie <dj@redhat.com>
7251 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7253 (h8300_emit_stack_adjustment): Propogate it.
7255 (h8300_expand_prologue): Likewise.
7256 (h8300_expand_epilogue): Likewise.
7258 2010-01-19 Michael Matz <matz@suse.de>
7260 PR tree-optimization/41783
7261 * tree-data-ref.c (toplevel): Include flags.h.
7262 (dump_data_dependence_relation): Also dump the inputs if the
7263 result will be unknown.
7264 (split_constant_offset_1): Look through some conversions.
7265 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7266 the offset from last element is too large.
7267 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7268 (reassociate_to_the_same_stmt): Handle vector registers.
7269 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7271 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7272 wide_prolog_niters argument, emit widening instructions.
7273 (vect_do_peeling_for_alignment): Adjust caller, use widened
7274 variant of the iteration cound.
7275 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7277 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7280 * config/arm/neon-testgen.m (emit_automatics): New parameter
7281 features. Adjust for Fixed_return_reg feature.
7282 (test_intrinsic): Call emit_automatics with new feature.
7283 * config/arm/neon.ml: Update copyright years.
7284 (features): New Fixed_return_reg feature.
7285 (ops): Update feature for Vget_low.
7287 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7289 PR tree-optimization/42719
7290 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7294 * fwprop.c (all_uses_available_at): Return false if def_set dest
7295 is a REG that is used in def_insn.
7297 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7299 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7301 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7304 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7306 * target.h (struct gcc_target) <secondary_reload>: Change type
7307 of last argument to secondary_reload_info *.
7309 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7312 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7313 memory references with unaligned offsets. Remove CQImode handling.
7314 (unaligned_memory_operand): Return 1 for memory references with
7315 unaligned offsets. Remove CQImode handling.
7317 2010-01-18 Richard Guenther <rguenther@suse.de>
7320 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7323 2010-01-18 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/42781
7326 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7327 restrict processing only if the original variable was artificial.
7329 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7331 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7332 find number of popped argument bytes.
7334 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7335 Fix the text that describes the return value for invalid insns.
7337 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7339 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7340 Clarify what 'cost of the -dependence' is. Fix quoting.
7342 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7343 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7345 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7347 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7348 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7350 2010-01-17 Richard Guenther <rguenther@suse.de>
7353 * function.c (split_complex_args): Take a VEC to modify.
7354 (assign_parms_augmented_arg_list): Build a VEC instead of
7355 a chain of PARM_DECLs.
7356 (assign_parms_unsplit_complex): Take a VEC of arguments.
7357 Do not fixup unmodified parms.
7358 (assign_parms): Deal with the VEC.
7359 (gimplify_parameters): Likewise.
7361 2010-01-17 Richard Guenther <rguenther@suse.de>
7363 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7364 node existence check.
7365 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7366 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7367 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7368 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7369 (gimple_execute_on_growing_pred): Likewise.
7371 2010-01-17 Richard Guenther <rguenther@suse.de>
7373 PR tree-optimization/42773
7374 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7375 (compute_antic_aux): Likewise.
7376 (compute_partial_antic_aux): Likewise.
7378 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7381 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7384 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7386 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7389 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7390 Fix markup for strict argument.
7392 (TARGET_SCHED_REORDER2): Fix argument types.
7394 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7395 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7397 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7398 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7400 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7403 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7404 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7405 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7406 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7407 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7409 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7411 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7413 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7414 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7416 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7418 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7421 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7423 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7424 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7426 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7428 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7430 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7431 referring to it. Fix language.
7433 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7435 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7437 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7439 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7441 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7442 '@var{stream}. Remove stray 'and'.
7444 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7446 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7448 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7450 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7451 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7453 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7454 Fix description of return value.
7455 Rename argument "sz" to "len."
7457 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7458 Clarify meaning of 'true' return value.
7460 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7462 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7463 rep_mode versus mode_rep.
7465 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7467 (TARGET_BUILTIN_DECL): Fix name.
7469 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7471 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7473 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7475 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7477 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7479 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7482 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7483 Rename argument tm_fn to md_fn.
7485 (TARGET_OPTION_PRINT): Fix argument list.
7487 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7490 * config/i386/i386.c (ix86_fixup_binary_operands):
7491 Revert FMA4 fixup of operands.
7493 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7496 * Makefile.in (write_entries_to_file, install-plugin):
7497 Use \012 instead of \n with tr.
7499 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7501 * configure.ac (HAVE_AS_REF): New C macro.
7502 * configure: Regenerate.
7503 * config.in: Likewise.
7504 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7506 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7509 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7511 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7513 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7515 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7517 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7519 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7521 (TARGET_BINDS_LOCAL_P): Fix argument type.
7523 (TARGET_ASM_FILE_END): Use prototype.
7525 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7527 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7529 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7531 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7533 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7534 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7536 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7537 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7539 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7540 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7541 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7542 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7544 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7546 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7548 (TARGET_INIT_BUILTINS): Use prototype.
7550 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7551 Put 'const char *' in braces. Fix parameter types.
7552 (TARGET_INVALID_CONVERSION): Fix parameter types.
7553 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7554 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7556 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7559 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7561 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7563 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7565 * doc/tm.texi (TARGET_HELP): Fix return type.
7567 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7568 in braces. Fix argument types.
7570 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7572 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7574 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7576 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7577 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7579 (TARGET_MANGLE_TYPE): Fix argument types.
7581 (TARGET_IRA_COVER_CLASSES): Use prototype.
7583 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7585 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7587 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7589 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7591 (TARGET_CALLEE_COPIES): Fix argument types.
7593 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7595 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7597 (TARGET_FUNCTION_VALUE): Fix argument types.
7599 (TARGET_RETURN_IN_MSB): Fix argument type.
7601 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7603 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7605 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7607 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7608 agree with return type.
7610 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7612 2010-01-15 Jing Yu <jingyu@google.com>
7614 PR rtl-optimization/42691
7615 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7616 a pseudo to a constant and are merged, and adjust comments.
7618 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7620 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7622 2010-01-15 Richard Guenther <rguenther@suse.de>
7625 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7626 labels of computed or non-local gotos to the destination.
7627 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7628 landing pad label is the first label.
7630 2010-01-15 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7634 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7637 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7638 to allow generation of the xssqrtdp instruction on power7.
7639 (sqrtdf2_fpr): Ditto.
7641 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7644 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7645 functions with noreturn attribute.
7648 * varasm.c (declare_weak): Add weak attribute to decl if it
7649 doesn't have one already.
7650 (assemble_external): Only add decls to weak_decls if they also
7651 have weak attribute.
7653 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7655 * var-tracking.c (var_reg_delete): Don't delete the association
7656 between REGs and values or one-part variables if the register
7659 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7662 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7663 because its first operand is a non-localized variable.
7665 2010-01-14 Martin Jambor <mjambor@suse.cz>
7667 PR tree-optimization/42706
7668 * tree-sra.c (encountered_recursive_call): New variable.
7669 (encountered_unchangable_recursive_call): Likewise.
7670 (sra_initialize): Initialize both new variables.
7671 (callsite_has_enough_arguments_p): New function.
7672 (scan_function): Call decl and flags check only for IPA-SRA, check
7673 whether there is a recursive call and whether it has enough arguments.
7674 (all_callers_have_enough_arguments_p): New function.
7675 (convert_callers): Look for recursive calls only when
7676 encountered_recursive_call is set.
7677 (ipa_early_sra): Bail out either if
7678 !all_callers_have_enough_arguments_p or
7679 encountered_unchangable_recursive_call.
7681 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7683 * sel-sched.c: Add 2010 to copyright years.
7684 * sel-sched-ir.c: Likewise.
7685 * sel-sched-ir.h: Likewise.
7687 2010-01-14 Martin Jambor <mjambor@suse.cz>
7689 PR tree-optimization/42714
7690 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7691 constructors specially.
7693 2010-01-14 Andi Kleen <ak@linux.intel.com>
7695 * config/i386/drivers-i386.c (detect_caches_intel):
7696 Add l2sizekb parameter and fill in.
7697 (host_detect_local_cpu): Add l2sizekb, fill in.
7698 Add Atom small cache heuristic.
7700 2010-01-14 Andi Kleen <ak@linux.intel.com>
7702 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7703 Add level3 parameter and fill in.
7704 (detect_caches_intel): Handle level3 cache.
7706 2010-01-14 Andi Kleen <ak@linux.intel.com>
7708 * config/i386/drivers-i386.c (host_detect_local_cpu):
7709 Fix core duo detection.
7711 2010-01-14 Andi Kleen <ak@linux.intel.com>
7713 * config/i386/drivers-i386.c (host_detect_local_cpu):
7716 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7718 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7719 (rs6000_variable_issue_1): this. Use...
7720 (rs6000_variable_issue): here. Reimplement. Print debug info.
7722 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7724 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7725 sel_restore_notes. Update all callers. Call reemit_notes
7728 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7730 PR rtl-optimization/42246
7731 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7734 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7736 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7737 all successors is the same as number of successors in current region.
7739 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7741 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7742 to rename is not separable. Otherwise check that its LHS is not NULL.
7744 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7746 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7748 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7750 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7751 available registers when failed to discover LHS register class.
7752 Fix indentation. Update comment.
7754 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7755 Alexander Monakov <amonakov@ispras.ru>
7757 PR rtl-optimization/42389
7758 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7760 (advance_state_on_fence): Likewise.
7761 (sel_target_adjust_priority): Print debug output only when
7762 sched_verbose >= 4, not 2.
7763 (get_expr_cost): Do not issue all unique insns on the next cycle.
7764 (fill_insns): Initialize can_issue_more from the value saved
7766 * sel-sched-ir.c (flist_add): New parameter issue_more.
7767 Init FENCE_ISSUE_MORE with it.
7768 (merge_fences): Likewise.
7769 (init_fences): Update call to flist_add.
7770 (add_to_fences, add_clean_fence_to_fences)
7771 (add_dirty_fence_to_fences): Likewise.
7772 (move_fence_to_fences): Update call to merge_fences.
7773 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7775 * sel-sched-ir.h (struct _fence): New field issue_more.
7776 (FENCE_ISSUE_MORE): New accessor macro.
7778 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7780 PR rtl-optimization/42388
7781 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7782 that have no predecessors nor successors. Do not call move_bb_info
7783 for empty blocks outside of current region.
7785 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7787 PR rtl-optimization/42294
7788 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7789 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7790 originators' originators.
7792 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7794 PR rtl-optimization/39453
7795 PR rtl-optimization/42246
7796 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7798 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7800 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7801 Alexander Monakov <amonakov@ispras.ru>
7804 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7805 (maybe_tidy_empty_bb): ... here. Make static. Add new
7806 argument. Update all callers.
7807 (tidy_control_flow): ... and here. Recompute topological order
7808 of basic blocks in region if necessary.
7809 (sel_redirect_edge_and_branch): Change return type. Return true
7810 if topological order might have been invalidated.
7811 (purge_empty_blocks): Export and move from...
7812 * sel-sched.c (purge_empty_blocks): ... here.
7813 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7814 (maybe_tidy_empty_bb): Delete prototype.
7815 (purge_empty_blocks): Declare.
7817 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7819 PR rtl-optimization/42249
7820 * sel-sched.c (try_replace_dest_reg): When chosen register
7821 and original register is the same, do not bail out early, but
7822 still check all original insns for validity of replacing destination
7823 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7826 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7829 Port from no-undefined-overflow branch:
7830 2009-03-09 Richard Guenther <rguenther@suse.de>
7832 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7834 2010-01-14 Richard Guenther <rguenther@suse.de>
7837 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7839 2010-01-14 Ira Rosen <irar@il.ibm.com>
7841 PR tree-optimization/42709
7842 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7843 as scalar type in creation of constant vector operand.
7845 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7848 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7849 (check-parallel-%): Match `testsuite' directory component only
7852 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7854 PR translation/39521
7855 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7858 2010-01-13 Richard Guenther <rguenther@suse.de>
7860 PR tree-optimization/42730
7861 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7864 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7867 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7868 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7871 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7873 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7874 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7875 ___umulsi3_highpart.
7877 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7878 rather than schedule_insns if the pass is enabled.
7880 2010-01-13 Martin Jambor <mjambor@suse.cz>
7882 PR tree-optimization/42704
7883 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7886 2010-01-13 Martin Jambor <mjambor@suse.cz>
7888 PR tree-optimization/42703
7889 * tree-sra.c (analyze_access_subtree): Check that we can build a
7890 reference to the original data within the aggregate.
7892 2010-01-13 Richard Guenther <rguenther@suse.de>
7894 PR tree-optimization/42705
7895 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7897 2010-01-13 Richard Guenther <rguenther@suse.de>
7900 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7902 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7905 * var-tracking.c (values_to_unmark): New variable.
7906 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7907 values_to_unmark vector. Moved body to...
7908 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7909 instead queue it into values_to_unmark vector.
7910 (vt_find_locations): Free values_to_unmark vector.
7912 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7914 * config/s390/s390.c (override_options): Set
7915 default of max-pending-list-length to 256
7917 2010-01-13 Richard Guenther <rguenther@suse.de>
7920 * tree-pass.h (PROP_gimple_lcx): New.
7921 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7922 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7923 before the final cleanup_eh.
7924 (dump_properties): Dump PROP_gimple_lcx.
7925 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7926 (tree_lower_complex_O0): Remove.
7927 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7928 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7929 tree_lower_complex, schedule TODO_update_ssa.
7930 * lto-streamer-out.c (output_function): Stream the functions
7932 * lto-streamer-in.c (input_function): Likewise.
7933 (lto_read_body): Do not override them here.
7935 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7938 * c-typeck.c (build_c_cast): Fold value cast to union type before
7939 wrapping it in a CONSTRUCTOR.
7941 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7943 PR rtl-optimization/42699
7944 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7947 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7949 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7950 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7951 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7952 SUBTARGET_WARN_UNUSED_SPEC): ... here
7953 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7955 2010-01-12 Julian Brown <julian@codesourcery.com>
7957 * config/arm/neon-schedgen.ml (Utils): Don't try to
7958 open missing module.
7959 (find_with_result): New.
7961 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7964 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7965 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7967 PR tree-optimization/42645
7968 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7969 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7970 decl_map, set processing_debug_stmt to -1 and return name without
7973 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7975 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7976 binutils version, and reword target configuration description.
7978 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7980 * config/avr/avr.h (LINKER_NAME): Remove.
7982 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7985 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7986 that support VSX, warn for -mno-altivec if vsx is not disabled,
7989 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7990 Shujing Zhao <pearly.zhao@oracle.com>
7992 PR translation/42469
7993 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7994 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7995 character between option name and help text.
7996 * c.opt (imultilib): Likewise.
7998 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8000 * lto-streamer-out.c (output_unreferenced_globals): Output static
8003 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8005 PR rtl-optimization/42621
8006 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8007 optimizing for size.
8008 (duplicate_computed_gotos): Remove now-redundant check.
8010 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8013 * configure.ac: Save and restore LDFLAGS and LIBS
8014 * configure: Regenerate.
8016 2010-01-10 Richard Guenther <rguenther@suse.de>
8019 * builtins.c (fold_builtin_strlen): Add type argument and
8020 convert the resulting length to it.
8021 (fold_builtin_1): Adjust.
8023 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8025 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8026 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8028 (num_insns_constant_wide): Adjust for that change.
8030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8033 * web.c (union_defs): Add used argument, to combine uses of
8035 (entry_register): Adjust type and tests of used argument.
8036 (web_main): Widen used for new use. Pass it to union_defs.
8037 * df.h (union_defs): Adjust prototype.
8039 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8042 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8043 uses in new incoming argument. Free body.
8044 (reset_debug_uses_in_loop): New.
8045 (analyze_insn_to_expand_var): Call the latter if the former found
8046 anything. Fix whitespace. Reject invalid dest overlaps before
8047 going through all insns in the loop.
8049 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8052 * haifa-sched.c (dying_use_p): Debug insns don't count.
8054 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8057 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8058 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8059 (verify_gimple_call): Reject LHS in noreturn calls.
8061 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8065 * tree-vect-loop-manip.c (adjust_info): New type.
8066 (adjust_vec): New pointer to vector.
8067 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8068 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8069 (slpeel_update_phis_for_duplicate_loop): Use them.
8070 (slpeel_update_phi_nodes_for_guard1): Likewise.
8071 (slpeel_update_phi_nodes_for_guard2): Likewise.
8072 (slpeel_tree_peel_loop_to_edge): Likewise.
8073 (vect_update_ivs_after_vectorizer): Likewise.
8075 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8077 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8078 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8080 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8082 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8083 bogus uninitialized warning.
8085 2010-01-09 Richard Guenther <rguenther@suse.de>
8088 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8089 the evolution is compatible with the initial condition.
8091 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8093 * gcc.c (process_command): Update copyright notice dates.
8094 * gcov.c (print_version): Likewise.
8095 * gcov-dump.c (print_version): Likewise.
8096 * mips-tfile.c (main): Likewise.
8097 * mips-tdump.c (main): Likewise.
8099 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8102 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8104 (rotlhi3_8): Delete.
8106 (rotlsi3_8): Delete.
8107 (rotlsi3_16): Delete.
8108 (rotlsi3_24): Delete.
8110 (*rotw<mode>3): New.
8111 (*rotb<mode>3): New.
8112 * config/avr/avr.c (avr_rotate_bytes): New function.
8113 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8115 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8118 * configure.ac: Modify -rdynamic check.
8119 * configure: Regenerate.
8121 2010-01-08 DJ Delorie <dj@redhat.com>
8123 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8124 register popping order.
8126 2010-01-08 Richard Guenther <rguenther@suse.de>
8129 * c.opt (fsigned-char): Also let LTO handle this option.
8130 (funsigned-char): Likewise.
8132 2010-01-07 Richard Guenther <rguenther@suse.de>
8134 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8135 (gimple_op): Likewise.
8136 (gimple_op_ptr): Likewise.
8137 (gimple_assign_set_lhs): Remove gcc_assert.
8138 (gimple_assign_set_rhs1): Likewise.
8139 (gimple_assign_set_rhs2): Likewise.
8140 (gimple_call_set_lhs): Likewise.
8141 (gimple_call_set_fn): Likewise.
8142 (gimple_call_set_fndecl): Likewise.
8143 (gimple_call_fndecl): Likewise.
8144 (gimple_call_return_type): Likewise.
8145 (gimple_call_set_chain): Likewise.
8146 (gimple_call_num_args): Likewise.
8147 (gimple_call_set_arg): Likewise.
8148 (gimple_cond_set_code): Likewise.
8149 (gimple_cond_set_lhs): Likewise.
8150 (gimple_cond_set_rhs): Likewise.
8151 (gimple_cond_set_true_label): Likewise.
8152 (gimple_cond_set_false_label): Likewise.
8153 (gimple_label_set_label): Likewise.
8154 (gimple_goto_set_dest): Likewise.
8155 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8156 (gimple_debug_bind_get_value): Likewise.
8157 (gimple_debug_bind_get_value_ptr): Likewise.
8158 (gimple_debug_bind_set_var): Likewise.
8159 (gimple_debug_bind_set_value): Likewise.
8160 (gimple_debug_bind_reset_value): Likewise.
8161 (gimple_debug_bind_has_value_p): Likewise.
8162 (gimple_return_retval_ptr): Remove gcc_assert.
8163 (gimple_return_retval): Likewise.
8164 (gimple_return_set_retval): Likewise.
8165 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8166 (safe_referenced_var_iterator): Remove.
8167 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8168 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8169 (fill_referenced_var_vec): Remove.
8170 (first_readonly_imm_use): Remove redundant gcc_assert.
8171 (phi_arg_index_from_use): Combine gcc_asserts.
8172 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8173 (first_imm_use_stmt): Remove redundant gcc_assert.
8174 * tree-cfg.c (verify_gimple_call): Verify function and chain
8175 operands. Verify arguments.
8176 (verify_types_in_gimple_stmt): Verify condition code and labels.
8178 2010-01-07 Richard Guenther <rguenther@suse.de>
8180 PR tree-optimization/42641
8181 * sese.c (rename_map_elt_info): Use the SSA name version, do
8184 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8186 PR tree-optimization/42625
8187 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8188 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8190 2010-01-07 Duncan Sands <baldrick@free.fr>
8192 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8194 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8197 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8198 note itself is not function_invariant_p.
8200 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8202 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8203 Do not add the DF_NOTE problem.
8204 * store-motion.c (execute_rtl_store_motion): Likewise.
8206 2010-01-07 Martin Jambor <mjambor@suse.cz>
8208 PR tree-optimization/42157
8209 * tree-sra.c (compare_access_positions): Stabilize sort if both
8210 accesses have integer types, return zero immediately if they are the
8213 2010-01-06 Richard Henderson <rth@redhat.com>
8216 * haifa-sched.c (add_to_note_list): Merge into ...
8217 (concat_note_lists): ... here, and ...
8218 (unlink_other_notes, rm_other_notes): Merge into...
8219 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8220 NOTE_INSN_EPILOGUE_BEG.
8222 2010-01-06 Richard Guenther <rguenther@suse.de>
8224 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8225 not inline regular functions into always-inline functions.
8227 2010-01-06 Nick Clifton <nickc@redhat.com>
8229 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8230 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8232 (OVERRIDE_OPTIONS): Delete.
8233 (OPTIMIZATION_OPTIONS): Define.
8234 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8235 * config/rx/rx.c (rx_handle_option): Issue an error message if
8236 -mcpu=rx200 and -fpu are used together.
8237 (rx_set_optimization_options): New function. Issue an error
8238 message if an optimization attribute attempts to reset the FPU/
8239 math optimization pairing.
8240 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8241 * config/rx/rx.opt: Set the default to 32-bit doubles.
8242 * config/rx/t-rx: Add multilibs for -nofpu option.
8243 * doc/invoke.texi: Update documentation of RX options.
8245 2010-01-06 Richard Guenther <rguenther@suse.de>
8247 * tree-ssa-pre.c (name_to_id): New global.
8248 (alloc_expression_id): Simplify SSA name handling.
8249 (lookup_expression_id): Likewise.
8250 (init_pre): Zero name_to_id.
8251 (fini_pre): Free it.
8253 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8255 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8257 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8260 * config/i386/sse.md (smaxv2di3): New.
8261 (umaxv2di3): Likewise.
8262 (sminv2di3): Likewise.
8263 (uminv2di3): Likewise.
8265 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8268 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8269 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8270 (legitimize_tls_address): Likewise.
8271 (sparc_tls_referenced_p): Likewise.
8272 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8273 and adjust calls to legitimize_pic_address.
8274 (legitimate_constant_p) Use sparc_tls_referenced_p.
8275 (legitimate_pic_operand_p): Likewise.
8276 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8277 (sparc_tls_symbol_ref_1): Delete.
8278 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8279 (legitimize_tls_address): Make static, handle CONST patterns.
8280 (legitimize_pic_address): Make static, remove unused parameter and
8281 adjust recursive calls.
8282 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8283 and adjust call to legitimize_pic_address.
8284 (sparc_output_mi_thunk): Likewise.
8286 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8287 H.J. Lu <hongjiu.lu@intel.com>
8290 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8291 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8292 operands to make them signed.
8295 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8298 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8299 GTU to GT for V4SI and V2DI.
8301 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8302 (umin<mode>3): Removed.
8304 (uminv4si3): Likewise.
8306 2010-01-05 Martin Jambor <mjambor@suse.cz>
8308 PR tree-optimization/42462
8309 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8310 current_function_decl to helper functions and macros.
8312 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8315 * flags.h: Don't include real.h.
8316 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8317 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8318 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8319 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8320 * dominance.c: Update copyright.
8321 * gimple.c (walk_gimple_op): Remove inline.
8322 * tree-ssa-reassoc.c: Include real.h.
8323 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8324 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8326 2010-01-05 Nick Clifton <nickc@redhat.com>
8328 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8329 register to push into the stack frame when the accumulator has to
8330 be saved during interrupts.
8332 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8334 * doc/invoke.texi: Remove the documentation about option
8336 * common.opt (Wunreachable-code): Preserved for backward
8338 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8339 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8340 the backward compatibility flag section.
8342 2010-01-05 Richard Guenther <rguenther@suse.de>
8344 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8346 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8349 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8351 PR tree-optimization/42508
8352 * tree-sra.c (convert_callers): Check for recursive call
8353 by comparing cgraph nodes instead of decls.
8354 (modify_function): Call ipa_modify_formal_parameters also
8355 on all same_body aliases.
8357 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8358 cgraph nodes when checking for same_body aliases.
8360 2010-01-05 Richard Guenther <rguenther@suse.de>
8362 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8363 allocation and lookup.
8364 (get_or_alloc_expr_for_constant): Likewise.
8365 (phi_translate): Sink allocation.
8367 2010-01-04 Richard Guenther <rguenther@suse.de>
8369 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8370 a new entry only if needed.
8371 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8372 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8374 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8376 (phi_translate): Handle CONSTANTs early.
8378 2010-01-04 Martin Jambor <mjambor@suse.cz>
8380 PR tree-optimization/42398
8381 * tree-sra.c (struct access): Removed flag grp_different_types.
8382 (dump_access): Do not dump the removed flag.
8383 (sort_and_splice_var_accesses): Do not set the removed flag.
8384 (sra_modify_expr): Check for type compatibility directly.
8386 2010-01-04 Martin Jambor <mjambor@suse.cz>
8388 PR tree-optimization/42366
8389 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8390 edges with variable number of parameters.
8391 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8392 flag instead of asserting it.
8393 (ipa_read_node_info): Read uses_analysis_done flag.
8395 2010-01-04 Richard Guenther <rguenther@suse.de>
8397 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8398 iterative_hash_* as intended.
8399 (vn_reference_compute_hash): Likewise. Simplify hashing
8401 (vn_reference_lookup_2): Likewise.
8402 (vn_nary_op_compute_hash): Likewise.
8403 (vn_phi_compute_hash): Likewise.
8404 (expressions_equal_p): Remove strange code.
8405 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8406 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8407 (bitmap_insert_into_set_1): Take value-id as parameter.
8408 (add_to_value): Pass it.
8409 (bitmap_insert_into_set): Likewise.
8410 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8412 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8415 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8416 (do_self_spec): For switches with SWITCH_IGNORE set set also
8417 SWITCH_IGNORE_PERMANENTLY.
8418 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8421 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8423 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8424 tree of an unreferenced global var.
8426 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8429 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8430 GTU to GT for V4SI and V2DI.
8432 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8433 (umin<mode>3): Removed.
8435 (uminv4si3): Likewise.
8437 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8440 * collect2.c (main): Turn on trace in collect2 if -v is passed
8443 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8445 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8446 description of expression operand.
8448 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8450 * configure.ac: Add install-html to target_list for Make-hooks.
8451 * configure: Regenerate.
8452 * fortran/Make-lang.in (F95_HTMLFILES): New.
8453 (fortran.html): Use it.
8454 (fortran.install-html): New.
8455 * Makefile.in (install-html): Add lang.install-html.
8456 * java/Make-lang.in (JAVA_HTMLFILES): New.
8457 (java.html): Use it.
8458 (java.install-html): New.
8459 * objc/Make-lang.in (objc.install-html): New.
8460 * objcp/Make-lang.in (obj-c++.install-html): New.
8461 * cp/Make-lang.in (c++.install-html): New.
8462 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8463 * lto/Make-lang.in (lto.install-html): New.
8465 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8468 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8470 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8472 PR rtl-optimization/41862
8473 * store-motion.c (store_killed_in_insn, compute_store_table,
8474 remove_reachable_equiv_notes, replace_store_insn,
8475 build_store_vectors): Ignore all DEBUG_INSNs.
8477 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8480 * common.opt: Add dumpdir.
8482 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8484 (option_map): Add --dumpdir.
8486 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8488 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8490 * opts.c (decode_options): Try dump_dir_name first if
8491 dump_base_name isn't an absolute path.
8492 (common_handle_option): Handle OPT_dumpdir.
8494 * toplev.c (dump_dir_name): New.
8495 (print_switch_values): Also ignore -dumpdir.
8497 * toplev.h (dump_dir_name): New.
8499 2010-01-03 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/42589
8502 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8503 double-word expansion of bswap32.
8505 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8507 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8508 with BLOCK_FOR_INSN.
8509 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8510 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8511 noce_process_if_block): Likewise.
8512 * gcse.c (compute_local_properties, insert_expr_in_table,
8513 insert_set_in_table, canon_list_insert, find_avail_set,
8514 pre_insert_copy_insn): Likewise.
8516 * basic-block.h (BLOCK_NUM): Move from here...
8517 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8519 2010-01-03 Richard Guenther <rguenther@suse.de>
8521 PR tree-optimization/42438
8522 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8523 contains_may_not_return_call flag.
8524 (BB_MAY_NOTRETURN): New.
8525 (valid_in_sets): Trapping nary operations are not valid
8526 in blocks that may not return.
8527 (insert_into_preds_of_block): Remove check for trapping expressions.
8528 (compute_avail): Compute also BB_MAY_NOTRETURN.
8530 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8532 * doc/invoke.texi: Add 2010 to copyright years.
8534 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8536 * config/sparc/sparc.c: Fix formatting nits.
8538 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8539 Alexander Monakov <amonakov@ispras.ru>
8541 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8543 2010-01-02 Richard Guenther <rguenther@suse.de>
8546 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8547 (simplify_switch_using_ranges): Mark to be removed edges
8550 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8552 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8554 * collect2.c (scan_libraries): Add missing argument in call to
8557 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8560 * config/alpha/predicates.md (aligned_memory_operand): Return false
8562 (unaligned_memory_operand): Return true for CQImode.
8563 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8564 doesn not cross aligned SImode word boundary.
8566 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8568 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8570 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8571 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8573 2010-01-02 Richard Guenther <rguenther@suse.de>
8576 * toplev.c (compile_file): Emit LTO marker properly. Change
8578 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8580 2010-01-01 Richard Guenther <rguenther@suse.de>
8583 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8585 2010-01-01 Richard Guenther <rguenther@suse.de>
8588 * c-decl.c (grokdeclarator): For zero-size arrays force
8589 structural equality checks as layout_type does.
8591 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8593 * builtins.c: Update copyright to 2010.
8595 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8598 * lto-streamer-out.c (produce_asm): Revert the last change.
8599 (copy_function): Likewise.
8601 * lto-streamer.c (lto_get_section_name): Skip any leading
8604 2010-01-01 Richard Guenther <rguenther@suse.de>
8607 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8611 Copyright (C) 2010 Free Software Foundation, Inc.
8613 Copying and distribution of this file, with or without modification,
8614 are permitted in any medium without royalty provided the copyright
8615 notice and this notice are preserved.