1 2010-05-05 Jason Merrill <jason@redhat.com>
4 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
6 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
8 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
9 Jakub Jelinek <jakub@redhat.com>
12 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
13 (dead_debug_init, dead_debug_finish): New functions.
14 (dead_debug_add, dead_debug_insert_before): Likewise.
15 (df_note_bb_compute): Initialize a dead_debug object, add dead
16 debug uses to it, insert debug bind insns before death insns,
17 reset debug insns that refer to pending uses at the end.
18 * rtl.h (make_debug_expr_from_rtl): New prototype.
19 * varasm.c (make_debug_expr_from_rtl): New function.
21 2010-05-05 Jan Hubicka <jh@suse.cz>
23 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
24 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
25 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
26 lto_varpool_encoder_encode_initializer_p,
27 lto_set_varpool_encoder_encode_initializer): New functions.
28 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
30 (input_varpool_node): Do not always set analyzed.
31 (input_cgraph_1): Return vector of cgraph nodes.
32 (input_varpool_1): Return vector of varpools.
33 (input_cgraph): Free the vectors.
34 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
35 output only initializers needed.
36 (lto_output): Only call output_cgraph.
37 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
38 * lto-section-out.c (lto_new_out_decl_state): Initialize
39 state->varpool_node_encoder.
40 * lto-streamer.h (lto_varpool_encoder_d): New.
41 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
42 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
43 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
44 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
45 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
47 (output_varpool, input_varpool): Remove declarations.
49 2010-05-05 Jan Hubicka <jh@suse.cz>
51 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
52 with body can prevail.
54 2010-05-05 Jan Hubicka <jh@suse.cz>
56 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
59 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
61 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
64 * gengtype.h (erro_at_line): Constify pos argument.
66 * gengtype.c: Include hashtab.h.
67 (enum gc_used): Document GC_MAYBE_POINTED_TO.
68 (error_at_line): Constify pos argument.
69 (do_typedef): Initialize p->opt field.
70 (get_file_gtfilename): Fix comment typo.
71 (struct walk_type_data): Constify line field.
72 (get_output_file_for_structure): New function.
73 (write_local_func_for_structure): Constify orig_s argument.
74 Use get_output_file_for_structure.
75 (write_func_for_structure): Use get_output_file_for_structure.
77 (dump_pair, dump_type, dump_type_list, dump_typekind)
78 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
79 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
81 (seen_types): New variable.
82 (main): New variable do_dump. Process "-d" command line option.
83 Call dump_everything if dump requested.
85 2010-05-05 Jakub Jelinek <jakub@redhat.com>
87 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
88 in a temporary instead of invoking the macro multiple times.
89 (track_expr_p): Likewise.
91 2010-05-04 Neil Vachharajani <nvachhar@google.com>
93 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
95 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
96 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
97 conditions for printing notes.
98 * common.opt (-Wcoverage-mismatch): Allow negative, default to
99 true, update documentation.
100 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
102 2010-05-04 Jakub Jelinek <jakub@redhat.com>
105 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
108 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
111 * config/i386/i386.md (sse_prologue_save): Add clobber CC
113 (*sse_prologue_save_insn1): Likewise.
114 (SSE prologue save splitter): Likewise.
116 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
118 * tree.c (free_lang_data_in_one_sizepos): New inline function.
119 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
120 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
121 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
122 all decls. Call it on DECL_FIELD_OFFSET of fields.
123 (find_decls_types_r): Follow DECL_VALUE_EXPR.
124 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
126 2010-05-04 Martin Jambor <mjambor@suse.cz>
128 * tree-sra.c (build_access_from_expr_1): The first parameter type
129 changed to simple tree.
130 (build_access_from_expr): Likewise, gsi parameter was eliminated.
131 (scan_assign_result): Renamed to assignment_mod_result, enum elements
133 (build_accesses_from_assign): Removed all parameters except for a
134 simple gimple statement. Now returns a simple bool.
135 (scan_function): All non-analysis parts moved to separate functions
136 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
137 parameters and updated both callers.
138 (sra_modify_expr): Removed parameter data.
139 (sra_modify_function_body): New function.
140 (perform_intra_sra): Call sra_modify_function_body to modify the
142 (replace_removed_params_ssa_names): Parameter data changed into
144 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
145 changed the parameter dont_convert to convert with the opposite
147 (sra_ipa_modify_assign): Parameter data changed into adjustments
148 vector, return value changed to bool.
149 (ipa_sra_modify_function_body): New function.
150 (sra_ipa_reset_debug_stmts): Updated a comment.
151 (modify_function): Use ipa_sra_modify_function_body to modify function
154 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
157 * alias.c (true_dependence): Handle the same VALUE in x and mem.
158 (canon_true_dependence): Likewise.
159 (write_dependence_p): Likewise.
161 2010-05-04 Jan Hubicka <jh@suse.cz>
163 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
164 * cgraphbuild.c: Include ipa-utils.h
165 (record_reference_ctx): New struct.
166 (record_reference): Simplify to work on initializers; not statements.
167 (mark_address, mark_load, mark_store): New.
168 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
170 (record_references_in_initializer): Update use of record_reference.
171 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
174 2010-05-04 Jan Hubicka <jh@suse.cz>
176 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
177 node will be removed anyway.
178 (lto_varpool_replace_node): Allow also unanalyzed nodes;
179 relink aliases of node into prevailing node.
180 * varpool.c (varpool_remove_node): Remove aliases properly;
181 when removing node, remove all its aliases too; remove DECL_INITIAL
182 of removed node; ggc_free the varpool node.
184 2010-05-04 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/43879
187 * tree-ssa-structalias.c (alias_get_name): Use
188 DECL_ASSEMBLER_NAME if available.
189 (create_function_info_for): Return the varinfo node.
190 (ipa_pta_execute): Associate same-body aliases and extra names
191 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
193 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
195 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
198 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
201 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
202 only if HONOR_REG_ALLOC_ORDER is not defined.
204 2010-05-04 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/43949
207 * tree-vrp.c (extract_range_from_binary_expr): Only handle
210 2010-04-26 Jason Merrill <jason@redhat.com>
212 * c.opt (-fstrict-enums): New.
213 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
215 2010-05-03 David Ung <davidu@mips.com>
216 James E. Wilson <wilson@codesourcery.com>
218 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
219 emit the trap instruction before the divide for TUNE_74K.
221 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
223 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
224 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
225 based on the above, for new target hook.
227 * hooks.c (hook_bool_mode_true): New generic hook.
228 * hooks.h (hook_bool_mode_true): Add prototype.
230 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
232 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
233 target hook, set to hook_bool_mode_false.
234 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
235 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
236 with targetm.small_register_classes_for_mode_p.
237 (find_reusable_reload): Likewise.
238 (combine_reloads): Likewise.
239 * reload1.c (reload_as_needed): Likewise.
240 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
241 * ifcvt.c (noce_process_if_block, check_cond_move_block,
242 dead_or_predicable): Likewise.
243 * regmove.c (optimize_reg_copy_1): Likewise.
244 * calls.c (prepare_call_address): Likewise.
245 (precompute_register_parameters): Likewise.
247 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
249 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
250 implementation of the hook that considers all register classes
251 small except for SH64.
252 (sh_override_options): Use the new hook.
253 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
256 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
258 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
259 implementation of the hook that considers all register classes
261 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
264 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
266 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
267 implementation of the hook that considers all register classes
269 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
272 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
274 * config/m32c/m32c.h: Likewise.
275 * config/pdp11/pdp11.h: Likewise.
276 * config/avr/avr.h: Likewise.
277 * config/xtensa/xtensa.h: Likewise.
278 * config/m68hc11/m68hc11.h: Likewise.
279 * config/mn10300/mn10300.h: Likewise.
280 * config/mcore/mcore.h: Likewise.
281 * config/h8300/h8300.h: Likewise.
282 * config/bfin/bfin.h: Likewise.
284 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
285 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
287 2010-05-03 Anatoly Sokolov <aesok@post.ru>
289 * double-int.h (tree_to_double_int): Remove macro.
290 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
291 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
292 (tree_to_double_int): New function.
293 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
295 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
297 2010-05-03 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/43971
300 * tree-ssa-structalias.c (get_constraint_for_1): Fix
301 constraints in the !flag_delete_null_pointer_checks case.
303 2010-05-03 Jakub Jelinek <jakub@redhat.com>
306 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
307 result mode matches original rtl mode.
309 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
312 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
314 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
316 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
317 when processing flag options.
319 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
321 * gcov-iov.c (main): Change format string placeholder
322 from %#08x to 0x%08x.
323 * genchecksum.c (dosum): Change format string placeholder
324 from %#02x to 0x%02x.
326 2010-05-02 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/43879
329 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
331 2010-05-02 Bruno Haible <bruno@clisp.org>
333 * doc/extend.texi (Function Attributes): Fix a typo.
335 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
338 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
339 placeholder from 0x%x to %#x.
340 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
341 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
342 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
343 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
344 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
345 * config/i386/i386.c (ix86_target_string): Ditto.
346 * config/i386/i386.c (output_pic_addr_const): Ditto.
347 (print_operand): Ditto.
349 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
351 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
352 placeholder from 0x%x to %#x.
353 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
354 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
355 (ASM_OUTPUT_DEBUG_DATA): Ditto.
356 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
357 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
358 * optc-gen.awk: Ditto.
359 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
360 (HOST_WIDE_INT_PRINT_HEX): Ditto.
361 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
362 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
364 2010-05-01 Anatoly Sokolov <aesok@post.ru>
366 * target.h (struct calls): Add function_value_regno_p field.
367 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
368 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
369 * targhooks.c (default_function_value_regno_p): New function.
370 * targhooks.h (default_function_value_regno_p): Declare function.
371 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
372 * builtins.c. (apply_result_size): (Ditto.).
373 * combine.c. (likely_spilled_retval_p): (Ditto.).
374 * mode-switching.c. Include 'target.h'.
375 (create_pre_exit): Use function_value_regno_p hook.
376 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
377 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
378 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
380 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
381 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
382 (ix86_function_value_regno_p): Declare as static, change argument
383 type to const unsigned int.
384 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
386 2010-05-01 Richard Guenther <rguenther@suse.de>
388 PR tree-optimization/43949
389 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
391 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
393 2010-05-01 Anatoly Sokolov <aesok@post.ru>
395 * rtl.h (CONST_DOUBLE_P): Define.
396 (rtx_to_double_int): Declare.
397 * emit-rtl.c (rtx_to_double_int): New function.
398 * dwarf2out.c (insert_double): New function.
399 (loc_descriptor, add_const_value_attribute): Clean up, use
400 rtx_to_double_int and insert_double functions.
402 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
404 * doc/extend.texi (Inline): Add missing return keyword to examples.
405 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
408 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
410 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
411 the variable part of the offset as well. Use highest_pow2_factor for
412 all alignment checks.
414 2010-04-30 Richard Guenther <rguenther@suse.de>
416 PR tree-optimization/43879
417 * tree-ssa-structalias.c (type_could_have_pointers): Functions
420 2010-04-30 Jan Hubicka <jh@suse.cz>
422 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
424 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
426 2010-04-30 Jan Hubicka <jh@suse.cz>
428 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
430 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
431 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
432 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
433 cgraph_node_set_needs_ltrans_p): Remove.
435 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
437 * sdbout.c: Include vec.h, do not include varray.h.
438 (deferred_global_decls, sdbout_global_decl,
439 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
440 * toplev.c: Do not include varray.h.
441 (dump_memory_report): Do not dump VARRAY statistics.
442 * gengtype.c (open_base_file): Ignore varray.h.
443 * Makefile.in: Update for abovementioned changes.
444 Remove all traces of varray.c and varray.h.
445 * varray.c: Remove file.
446 * varray.h: Remove file.
448 2010-04-30 Jan Hubicka <jh@suse.cz>
450 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
453 2010-04-30 Jan Hubicka <jh@suse.cz>
455 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
458 2010-04-30 Richard Guenther <rguenther@suse.de>
460 * tree-ssa-structalias.c (get_constraint_for_1): Generate
461 constraints for CONSTRUCTOR.
463 2010-04-30 Richard Guenther <rguenther@suse.de>
466 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
467 first after all lowering passes.
469 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
471 * toplev.c: Include varray.h for statistics dumping.
472 * tree.h: Do not declare varray_head_tag.
473 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
474 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
475 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
476 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
477 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
478 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
479 c-common.c, c-common.h, reg-stack.c, basic-block.h,
480 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
482 * Makefile.in: Update for abovementioned changes.
484 2010-04-30 Jakub Jelinek <jakub@redhat.com>
487 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
489 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
491 * config/picochip/picochip.c (picochip_legitimize_address): Define.
492 Use this function to do machine-specific conversion.
493 (picochip_legitimize_reload_address): Likewise.
494 (picochip_legitimate_address_p): Check valid base register only if
496 (picochip_check_conditional_copy): Check for modw only if opnd is
498 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
499 to call the function in c.
500 * config/picochip/picochip-protos.h
501 (picochip_legitimize_reload_address): Define.
502 * config/picochip/picochip.md (supported_compare1): Define.
504 2010-04-30 Jan Hubicka <jh@suse.cz>
506 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
507 (cgraph_global_info): Remove inlined.
508 (LTO_cgraph_tag_names): Remove.
509 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
510 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
511 simplify cgraph tags and document.
512 (lto_output_node): Use only LTO_cgraph_unavail_node and
513 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
514 for_functions_valid, global info, process and output flags.
515 (input_overwrite_node): Initialize estimated stack size and
516 estimated growth. Do not read flags we no longer store.
517 (input_node): Likewise do not read info no longer stored.
518 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
521 2010-04-30 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/43879
524 * tree-ssa-structalias.c (get_constraint_for_1): Properly
525 handle non-zero initializers.
527 2010-04-30 Richard Guenther <rguenther@suse.de>
529 * builtins.c (fold_builtin_1): Delete free (0).
531 2010-04-29 Jan Hubicka <jh@suse.cz>
533 * gengtype.c (open_base_files): Add lto-streamer.h
534 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
535 (pass_ipa_cp): GGC collect.
536 * toplev. (compile_file): Do not output symbols.
537 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
538 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
539 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
540 * lto-section-in.c: Include ggc.h
541 (lto_new_in_decl_state): Alloc in GGC.
542 (lto_delete_in_decl_state): Likewise.
543 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
546 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
549 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
550 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
551 (HONOR_REG_ALLOC_ORDER): Describe new macro.
552 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
553 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
554 account only if HONOR_REG_ALLOC_ORDER is not defined.
555 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
556 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
558 2010-04-29 Jon Grant <04@jguk.org>
560 * collect2.c (vflag): Change type from int to bool.
562 (helpflag): New global bool.
563 (main): Set vflag and debug with boolean, not integer truth values.
564 Accept new "--help" option and output usage text if found.
565 * collect2.h (vflag): Update prototype.
568 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
571 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
573 2010-04-29 Richard Guenther <rguenther@suse.de>
576 * plugin.h (invoke_plugin_callbacks): Annotate arguments
577 with ATTRIBUTE_UNUSED.
579 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
582 * config/i386/i386.c (get_some_local_dynamic_name): Replace
583 INSN_P with NONDEBUG_INSN_P.
584 (distance_non_agu_define): Likewise.
585 (distance_agu_use): Likewise.
587 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
589 From Dominique d'Humieres <dominiq@lps.ens.fr>
591 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
594 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
596 * plugin.h (invoke_plugin_callbacks): New inline function.
597 * plugin.c (flag_plugin_added): New global flag.
598 (add_new_plugin): Initialize above flag.
599 (invoke_plugin_callbacks): Rename to ...
600 (invoke_plugin_callbacks_full): ... this.
602 2010-04-28 Jan Hubicka <jh@suse.cz>
604 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
605 (lto_varpool_replace_node): New.
606 (lto_symtab_resolve_symbols): Resolve varpool nodes.
607 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
608 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
609 * cgraph.h (varpool_node_ptr): New type.
610 (varpool_node_ptr): New vector.
611 (varpool_node_set_def): New structure.
612 (varpool_node_set): New type.
613 (varpool_node_set): New vector.
614 (varpool_node_set_element_def): New structure.
615 (varpool_node_set_element, const_varpool_node_set_element): New types.
616 (varpool_node_set_iterator): New type.
617 (varpool_node): Add prev pointers, add used_from_other_partition,
619 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
620 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
621 varpool_get_node, varpool_remove_node): Declare.
622 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
623 varpool_node_set_size): New inlines.
624 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
625 * tree-pass.h (varpool_node_set_def): Forward declare.
626 (ipa_opt_pass_d): Summary writting takes vnode sets too.
627 (ipa_write_optimization_summaries): Update prototype.
628 * ipa-cp.c (ipcp_write_summary): Update.
629 * ipa-reference.c (ipa_reference_write_summary): Update.
630 * lto-cgraph.c (lto_output_varpool_node): New static function.
631 (output_varpool): New function.
632 (input_varpool_node): New static function.
633 (input_varpool_1): New function.
634 (input_cgraph): Input varpool.
635 * ipa-pure-const.c (pure_const_write_summary): Update.
636 * lto-streamer-out.c (lto_output): Update, output varpool too.
637 (write_global_stream): Kill WPA hack.
638 (produce_asm_for_decls): Update.
639 (output_alias_pair_p): Handle variables.
640 (output_unreferenced_globals): Output only needed partition of varpool.
641 * ipa-inline.c (inline_write_summary): Update.
642 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
644 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
645 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
646 varpool_node_set_new, varpool_node_set_add,
647 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
648 debug_varpool_node_set): New functions.
649 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
650 (execute_one_pass): Process new decls too.
651 (ipa_write_summaries_2): Pass around vsets.
652 (ipa_write_summaries_1): Likewise.
653 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
655 (ipa_write_optimization_summaries_1): Pass around vsets.
656 (ipa_write_optimization_summaries): Likewise.
657 * varpool.c (varpool_get_node): New.
658 (varpool_node): Update doubly linked lists.
659 (varpool_remove_node): New.
660 (dump_varpool_node): More dumping.
661 (varpool_enqueue_needed_node): Update doubly linked lists.
662 (decide_is_variable_needed): Kill ltrans hack.
663 (varpool_finalize_decl): Kill lto hack.
664 (varpool_assemble_decl): Skip decls in other partitions.
665 (varpool_assemble_pending_decls): Update doubly linkes lists.
666 (varpool_empty_needed_queue): Likewise.
667 (varpool_extra_name_alias): Likewise.
668 * lto-streamer.c (lto_get_section_name): Add vars section.
669 * lto-streamer.h (lto_section_type): Update.
670 (output_varpool, input_varpool): Declare.
672 2010-04-28 Mike Stump <mikestump@comcast.net>
674 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
676 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
678 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
679 record or union type with RECORD_OR_UNION_TYPE_P predicate.
680 (lto_input_ts_type_tree_pointers): Likewise.
681 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
682 (lto_output_ts_type_tree_pointers): Likewise.
684 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
686 Uniquization of constants at the Tree level
687 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
688 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
690 (tree_output_constant_def): Declare.
691 * gimplify.c (gimplify_init_constructor): When using block copy, first
692 uniquize the constant constructor on the RHS.
693 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
694 DECL_IN_CONSTANT_POOL flag.
695 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
696 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
698 (assemble_variable): Deal with symbols belonging to the tree constant
700 (get_constant_section): Add ALIGN parameter and simplify.
701 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
702 (assemble_constant_contents): Use the expression of the VAR_DECL.
703 (output_constant_def_contents): Use the alignment of the VAR_DECL.
704 (tree_output_constant_def): New global function.
705 (mark_constant): Use the expression of the VAR_DECL.
706 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
708 (output_object_block): Likewise and assemble the expression.
710 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
712 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
713 hash_tree, eq_tree): New tree hash table.
714 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
715 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
716 lto_orig_address_remove): Reimplement.
718 2010-04-28 Xinliang David Li <davidxl@google.com>
721 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
722 (compute_uninit_opnds_pos): New function.
723 (is_non_loop_exit_postdominating): New function.
724 (compute_control_dep_chain): New function.
725 (find_pdom): New function.
726 (convert_control_dep_chain_into_preds): New function.
727 (find_predicates): New function.
728 (find_control_equiv_block): New function.
729 (collect_phi_def_edges): New function.
730 (find_def_preds): New function.
731 (find_dom): New function.
732 (dump_predicates): New function.
733 (get_cmp_code): New function.
734 (is_value_included_in): New function.
735 (find_matching_predicate_in_rest_chains): New function.
736 (use_pred_not_overlap_with_undef_path_pred): New function.
737 (is_use_properly_guarded): New function.
738 (normalize_cond_1): New function.
739 (is_and_or_or): New function.
740 (normalize_cond): New function.
741 (is_gcond_subset_of): New function.
742 (is_subset_of_any): New function.
743 (is_or_set_subset_of): New function.
744 (is_and_set_subset_of): New function.
745 (is_norm_cond_subset_of): New function.
746 (is_pred_expr_subset_of): New function.
747 (is_pred_chain_subset_of): New function.
748 (is_included_in): New function.
749 (is_superset_of): New function.
750 (find_uninit_use): New function.
751 (warn_uninitialized_phi): New function.
752 (compute_possibly_undefined_names): New function.
753 (ssa_undefined_value_p): New function.
754 (execute_late_warn_uninitialized): New function.
755 * tree-ssa.c (ssa_undefined_value_p): Removed.
756 (warn_uninit): Changed to extern.
757 (warn_uninitialized_phi): Removed.
758 (warn_uninitialized_vars): Changed to extern.
759 (execute_late_warn_uninitialized): Removed
760 * tree-flow.h: Add new prototypes.
761 * timevar.def: Add new time variable.
762 * Makefile.in: Add new build file.
764 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
766 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
769 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
774 2010-04-28 Martin Jambor <mjambor@suse.cz>
776 * cgraph.h (struct cgraph_node): New field indirect_calls.
777 (struct cgraph_indirect_call_info): New type.
778 (struct cgraph_edge): Removed field indirect_call. New fields
779 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
780 (cgraph_create_indirect_edge): Declare.
781 (cgraph_make_edge_direct): Likewise.
782 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
783 * ipa-prop.h (struct ipa_param_call_note): Removed.
784 (struct ipa_node_params): Removed field param_calls.
785 (ipa_create_all_structures_for_iinln): Declare.
786 * cgraph.c: Described indirect edges and uids in initial comment.
787 (cgraph_add_edge_to_call_site_hash): New function.
788 (cgraph_edge): Search also among the indirect edges, use
789 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
790 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
791 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
793 (initialize_inline_failed): Assign a reason to indirect edges.
794 (cgraph_create_edge_1): New function.
795 (cgraph_create_edge): Moved some functionality to
796 cgraph_create_edge_1.
797 (cgraph_create_indirect_edge): New function.
798 (cgraph_edge_remove_callee): Add an assert checking for
800 (cgraph_edge_remove_caller): Special-case indirect edges.
801 (cgraph_remove_edge): Likewise.
802 (cgraph_set_edge_callee): New function.
803 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
804 (cgraph_make_edge_direct): New function.
805 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
806 the declaration of the call statement matches.
807 (cgraph_node_remove_callees): Special-case indirect edges.
808 (cgraph_clone_edge): Likewise.
809 (cgraph_clone_node): Clone also the indirect edges.
810 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
811 indirect_call, dump count of indirect_calls edges.
812 * ipa-prop.c (iinlining_processed_edges): New variable.
813 (ipa_note_param_call): Create indirect edges instead of
814 creating notes. New parameter node.
815 (ipa_analyze_call_uses): New parameter node, pass it on to
817 (ipa_analyze_stmt_uses): Likewise.
818 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
819 (print_edge_addition_message): Work on edges rather than on notes.
820 (update_call_notes_after_inlining): Likewise, renamed to
821 update_indirect_edges_after_inlining.
822 (ipa_create_all_structures_for_iinln): New function.
823 (ipa_free_node_params_substructures): Do not free notes.
824 (ipa_edge_duplication_hook): Propagate bits within
825 iinlining_processed_edges bitmap.
826 (ipa_node_duplication_hook): Do not duplicate notes.
827 (free_all_ipa_structures_after_ipa_cp): Renamed to
828 ipa_free_all_structures_after_ipa_cp.
829 (free_all_ipa_structures_after_iinln): Renamed to
830 ipa_free_all_structures_after_iinln.g
831 (ipa_write_param_call_note): Removed.
832 (ipa_read_param_call_note): Removed.
833 (ipa_write_indirect_edge_info): New function.
834 (ipa_read_indirect_edge_info): Likewise.
835 (ipa_write_node_info): Do not stream notes, do stream information
837 (ipa_read_node_info): Likewise.
838 (lto_ipa_fixup_call_notes): Removed.
839 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
840 * ipa-inline.c (pass_ipa_inline): Likewise.
841 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
842 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
843 * tree-inline.c (copy_bb): Removed an unnecessary double check for
845 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
847 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
848 (output_cgraph): Stream also indirect edges.
849 (lto_output_edge): Added capability to stream indirect edges.
850 (input_edge): Likewise.
851 (input_cgraph_1): Likewise.
852 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
855 2010-04-28 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/43879
858 PR tree-optimization/43909
859 * tree-ssa-structalias.c (struct variable_info): Add
860 only_restrict_pointers flag.
861 (new_var_info): Initialize it. Increment stats.total_vars here.
862 (create_function_info_for): Do not increment stats.total_vars
864 (get_function_part_constraint): Fix build with C++.
865 (insert_into_field_list): Remove.
866 (push_fields_onto_fieldstack): Properly merge fields.
867 (create_variable_info_for): Split and simplify.
868 (create_variable_info_for_1): New piece.
869 (intra_create_variable_infos): Properly make restrict constraints
872 2010-04-28 Richard Guenther <rguenther@suse.de>
875 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
877 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 Jan Hubicka <hubicka@ucw.cz>
880 * doc/invoke.texi (-Wsuggest-attribute=const,
881 -Wsuggest-attribute=pure): Document.
882 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
883 (function_always_visible_to_compiler_p,
884 suggest_attribute, warn_function_pure, warn_function_const):
886 (check_call): Improve debug info.
887 (analyze_function): Do not check availability.
888 (add_new_function): Check availability.
889 (propagate): Output warnings.
890 (skip_function_for_local_pure_const): New function.
891 (local_pure_const): Use it; output warnings.
892 * common.opt (Wsuggest-attribute=const,
893 Wsuggest-attribute=pure): New.
895 2010-04-27 Jakub Jelinek <jakub@redhat.com>
897 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
898 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
899 or DW_CFA_def_cfa_offset{,_sf}.
901 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
903 * tree.h: Fix truncated long macros.
905 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
907 * collect2.c (TARGET_64BIT): Redefine to target's default.
909 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
910 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
911 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
912 for underscoring __USER_LABEL_PREFIX__.
913 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
914 (SUB_LINK_ENTRY32): New.
915 (SUB_LINK_ENTRY64): New.
916 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
917 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
918 (SUB_LINK_ENTRY64): New.
919 (SUB_LINK_ENTRY): New.
920 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
921 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
922 x64 target is choosen.
923 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
924 * configure: Regenerated.
925 * configure.ac (leading-mingw64-underscores): Option added.
927 2010-04-27 Jan Hubicka <jh@suse.cz>
929 * doc/invoke.texi (-fipa-profile): Document.
930 * opts.c (decode_options): Enable ipa-profile at -O1.
931 * timevar.def (TV_IPA_PROFILE): Define.
932 * common.opt (fipa-profile): Add.
933 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
935 (cgraph_propagate_frequency): Handle only local ones.
936 * tree-pass.h (pass_ipa_profile): Declare.
937 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
938 (pass_ipa_profile): Use TV_IPA_PROFILE.
939 * ipa.c (ipa_profile): New function.
940 (gate_ipa_profile): Likewise.
941 (pass_ipa_profile): New global variable.
942 * passes.c (pass_ipa_profile): New.
944 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
946 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
948 2010-04-27 Martin Jambor <mjambor@suse.cz>
951 * ipa.c (dissolve_same_comdat_group_list): New function.
952 (function_and_variable_visibility): Call
953 dissolve_same_comdat_group_list when comdat group contains external or
955 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
956 lists are circular and that they contain only DECL_ONE_ONLY nodes.
958 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
960 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
961 (const_hash_1) <VECTOR_CST>: New case.
962 (compare_constant) <VECTOR_CST>: Likewise.
963 <ADDR_EXPR>: Deal with LABEL_REFs.
964 (copy_constant) <VECTOR_CST>: New case.
966 2010-04-27 Jan Hubicka <jh@suse.cz>
968 * cgraph.c (cgraph_propagate_frequency): New function.
969 * cgraph.h (cgraph_propagate_frequency): Declare.
970 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
971 cgraph_propagate_frequency.
973 2010-04-27 Jakub Jelinek <jakub@redhat.com>
975 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
977 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
980 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
981 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
982 here to determine which regs to push and how much stack to reserve.
984 2010-04-27 Jie Zhang <jie@codesourcery.com>
986 * doc/gimple.texi (gimple_statement_with_ops): Remove
987 addresses_taken field.
988 (gimple_statement_with_memory_ops): Likewise.
990 2010-04-27 Jan Hubicka <jh@suse.cz>
992 * tree-inline.c (eni_inlining_weights): Remove.
993 (estimate_num_insns): Special case more builtins.
995 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
998 * c-typeck.c (build_binary_op): Move forward check for comparison
999 pointer with null pointer constant and adjust the diagnostic message.
1001 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1004 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1005 binutils supports extended .section directive needed by LTO, or
1006 warn if older binutils found.
1007 (LTO_BINARY_READER): New AC_SUBST'd variable.
1008 (LTO_USE_LIBELF): Likewise.
1009 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1011 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1012 (LTO_USE_LIBELF): Likewise.
1013 * configure: Regenerate.
1015 * collect2.c (is_elf): Rename from this ...
1016 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1017 object files in addition to ELF-formatted ones.
1018 (scan_prog_file): Caller updated. Also allow for LTO info marker
1019 symbol to be prefixed or not by an extra underscore.
1021 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1022 * config/i386/winnt.c: Also #include lto-streamer.h
1023 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1025 (i386_pe_asm_output_aligned_decl_common): Add comment.
1026 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1028 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1031 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1032 Add missing earlyclobber for second alternative.
1034 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1036 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1037 bits for artificial defs at the top of the block.
1038 * fwprop.c (single_def_use_enter_block): Don't call it.
1040 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1043 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1044 instead of "$gcc_cv_objdump -T".
1045 Use "-undefined dynamic_lookup" on darwin.
1046 * gcc/configure: Regenerate.
1048 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1051 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1053 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1055 * c-parser.c (struct c_token): Move location field up.
1056 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1057 (struct c_declspecs): Convert typespec_word, storage_class, and
1058 default_int_p into bitfields.
1059 (struct c_declarator): Move loc field up.
1061 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1063 * cfgloop.h (struct loop): Move can_be_parallel field up.
1064 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1065 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1067 (struct iv_cand): Convert pos field into a bitfield.
1068 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1070 (struct _stmt_vec_info): Shuffle fields for better packing.
1072 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1074 * varasm.c (IN_NAMED_SECTION): Remove guard.
1075 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1076 (IN_NAMED_SECTION_P): ...this.
1077 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1078 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1080 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1082 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1083 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1084 of shadowing it. Fix comments.
1086 2010-04-26 Jan Hubicka <jh@suse.cz>
1088 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1089 (cgraph_clone_node): Copy function frequency.
1090 * cgraph.h (node_frequency): New enum
1091 (struct cgraph_node): Add.
1092 * final.c (rest_of_clean_state): Update.
1093 * lto-cgraph.c (lto_output_node): Output node frequency.
1094 (input_overwrite_node): Input node frequency.
1095 * tre-ssa-loop-ivopts (computation_cost): Update.
1096 * lto-streamer-out.c (output_function): Do not output function
1098 * predict.c (maybe_hot_frequency_p): Update and handle functions
1100 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1102 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1103 (compute_function_frequency): Set noreturn functions to be executed
1105 (choose_function_section): Update.
1106 * lto-streamer-in.c (input_function): Do not input function frequency.
1107 * function.c (allocate_struct_function): Do not initialize function
1109 * function.h (function_frequency): Remove.
1110 (struct function): Remove function frequency.
1111 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1112 (try_update): Update.
1113 * tree-inline.c (initialize_cfun): Do not update function frequency.
1114 * passes.c (pass_init_dump_file): Update.
1115 * i386.c (ix86_compute_frame_layout): Update.
1116 (ix86_pad_returns): Update.
1118 2010-04-26 Jie Zhang <jie@codesourcery.com>
1120 PR tree-optimization/43833
1121 * tree-vrp.c (range_int_cst_p): New.
1122 (range_int_cst_singleton_p): New.
1123 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1124 when both operands are constants. Use range_int_cst_p in
1127 2010-04-26 Jan Hubicka <jh@suse.cz>
1129 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1131 2010-04-26 Richard Guenther <rguenther@suse.de>
1134 * gimple.c (gimple_decl_printable_name): Deal gracefully
1135 with a NULL DECL_NAME.
1137 2010-04-26 Richard Guenther <rguenther@suse.de>
1140 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1141 if emitting debug information and it is either a function
1142 or a namespace decl.
1144 2010-04-26 Ira Rosen <irar@il.ibm.com>
1146 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1147 determine if the statement is vectorizable, and a macro to access it.
1148 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1149 Skip statements that can't be vectorized. If the analysis fails,
1150 mark the statement as unvectorizable if vectorizing basic block.
1151 (vect_compute_data_refs_alignment): Likewise.
1152 (vect_verify_datarefs_alignment): Skip statements marked as
1153 unvectorizable. Add print.
1154 (vect_analyze_group_access): Skip statements that can't be
1155 vectorized. If the analysis fails, mark the statement as
1156 unvectorizable if vectorizing basic block.
1157 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1158 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1159 generated stmts for SLP.
1160 (new_stmt_vec_info): Initialize the new field.
1161 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1162 statements marked as unvectorizable.
1164 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1166 * c-common.c (flag_isoc1x): New.
1167 (flag_isoc99): Update comment.
1168 * c-common.h (flag_isoc1x): New.
1169 (flag_isoc99): Update comment.
1170 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1171 __<type>_DECIMAL_DIG__.
1172 * c-opts.c (set_std_c1x): New.
1173 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1174 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1175 * c.opt (-std=c1x, -std=gnu1x): New options.
1176 * doc/cpp.texi: Mention -std=c1x.
1177 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1178 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1179 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1180 * doc/standards.texi: Mention C1X.
1181 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1182 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1183 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1186 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1189 placeholder from 0x%x to %#x.
1190 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1191 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1192 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1193 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1194 * config/i386/i386.c (ix86_target_string): Ditto.
1195 (output_pic_addr_const): Ditto.
1196 (print_operand): Ditto.
1198 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1200 * combine.c (find_split_point): Add third argument. Use it
1201 to find nested multiply-accumulate instructions. Adjust calls.
1202 (try_combine): Adjust call to find_split_point.
1204 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1206 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1208 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1210 PR tree-optimization/41442
1211 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1212 (fold_binary_loc): Call it.
1214 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1216 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1217 * opts.c (common_handle_option): Allow disabling it.
1218 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1220 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1222 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1223 between modes if both types are integral.
1225 2010-04-23 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/43572
1228 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1230 2010-04-23 Richard Guenther <rguenther@suse.de>
1233 * tree-inline.c (tree_can_inline_p): Also check compatibility
1236 2010-04-23 Martin Jambor <mjambor@suse.cz>
1238 PR tree-optimization/43846
1239 * tree-sra.c (struct access): New flag grp_assignment_read.
1240 (build_accesses_from_assign): Set grp_assignment_read.
1241 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1242 (enum mark_read_status): New type.
1243 (analyze_access_subtree): Propagate grp_assignment_read, create
1244 accesses also if both direct_read and root->grp_assignment_read.
1246 2010-04-23 Martin Jambor <mjambor@suse.cz>
1249 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1250 function does not have type attributes.
1252 2010-04-23 Richard Guenther <rguenther@suse.de>
1255 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1258 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1260 * sese.h (create_if_region_on_edge): Remove.
1262 * sese.c (create_if_region_on_edge): Make static.
1264 * tree-inline.c: Do not include ggc.h.
1266 * expr.c: Do not include ggc.h.
1268 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1271 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1274 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1275 in the middle of insns for casesi_worker_2.
1277 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1279 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1281 2010-04-22 Ira Rosen <irar@il.ibm.com>
1283 PR tree-optimization/43842
1284 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1285 loop unrolling in update of exit phis. Fix comment.
1286 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1287 least two reduction statements in the loop before starting SLP
1290 2010-04-22 Nick Clifton <nickc@redhat.com>
1292 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1294 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1296 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1299 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1301 * tree-parloops.c (loop_parallel_p): New argument
1302 parloop_obstack. Pass it down.
1303 (parallelize_loops): New variable parloop_obstack. Initialize it,
1304 pass it down, free it.
1306 * tree-loop-linear.c (linear_transform_loops): Pass down
1309 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1310 of type struct obstack *.
1312 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1313 scratch_obstack. Initialize it, pass down, free it.
1315 * lambda.h (lambda_loop_new): Remove.
1316 (lambda_matrix_new, lambda_matrix_inverse)
1317 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1318 argument of type struct obstack *.
1320 * lambda-trans.c (lambda_trans_matrix_new): New argument
1321 lambda_obstack. Pass it down, use obstack allocation for ret.
1322 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1325 * lambda-mat.c (lambda_matrix_get_column)
1326 (lambda_matrix_project_to_null): Remove.
1327 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1329 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1332 * lambda-code.c (lambda_loop_new): New function.
1333 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1334 (lambda_compute_auxillary_space, lambda_compute_target_space)
1335 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1336 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1337 (build_access_matrix): New argument lambda_obstack. Use obstack
1339 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1340 argument lambda_obstack. Pass it down.
1342 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1344 * optabs.h (expand_widening_mult): Declare.
1346 2010-04-22 Richard Guenther <rguenther@suse.de>
1348 PR tree-optimization/43845
1349 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1350 lookup the CALL_EXPR function and arguments.
1352 2010-04-22 Nick Clifton <nickc@redhat.com>
1354 * config/stormy16/stormy16.c
1355 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1356 * config/stormy16/stormy16.h: Tidy up formatting.
1357 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1358 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1359 (ineqbranchsi): Delete pattern.
1360 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1361 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1362 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1363 stormy16-lib2-ucmpsi2.c.
1365 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1367 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1368 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1369 extra set merge_set_noclobber, and use it to relax the final test
1371 * df.h (df_simulate_find_noclobber_defs): Declare.
1372 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1374 (df_simulate_find_noclobber_defs): New function.
1376 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.md: Use {} around multi-line preparation statements.
1380 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1382 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1383 (process_init_element): New argument of type struct obstack *.
1385 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1386 (set_init_index, set_init_label, set_nonincremental_init)
1387 (set_nonincremental_init_from_string, find_init_member)
1388 (output_init_element, output_pending_init_elements)
1389 (process_init_element): New argument braced_init_obstack. Pass it
1391 (push_range_stack, add_pending_init): New argument
1392 braced_init_obstack. Use obstack allocation.
1394 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1395 braced_init_obstack. Pass it down.
1396 (c_parser_braced_init): New variables ret, braced_init_obstack.
1397 Initialize obstack, pass it down and finally free it.
1399 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1402 * tree-pass.h (pass_optimize_widening_mul): Declare.
1403 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1404 gate_optimize_widening_mul): New static functions.
1405 (pass_optimize_widening_mul): New.
1406 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1407 <case MULT_EXPR>: Remove support for widening multiplies.
1408 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1409 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1410 simplify_gen_unary rather than directly building extensions.
1411 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1413 * expmed.c (expand_widening_mult): New function.
1414 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1416 2010-04-21 Jan Hubicka <jh@suse.cz>
1418 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1419 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1420 * lto-wpa-fixup.c: Remove.
1421 * Makefile.in (lto-wpa-fixup.o): Remove.
1422 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1423 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1424 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1426 2010-04-21 Jan Hubicka <jh@suse.cz>
1428 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1429 add write_optimization_summary, read_optimization_summary.
1430 (ipa_write_summaries_of_cgraph_node_set): Remove.
1431 (ipa_write_optimization_summaries): Declare.
1432 (ipa_read_optimization_summaries): Declare.
1433 * ipa-cp.c (pass_ipa_cp): Update.
1434 * ipa-reference.c (pass_ipa_reference): Update.
1435 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1436 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1438 * ipa-inline.c (pass_ipa_inline): Update.
1439 * ipa.c (pass_ipa_whole_program): Update.
1440 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1441 * passes.c (ipa_write_summaries_1): Do not test wpa.
1442 (ipa_write_optimization_summaries_1): New.
1443 (ipa_write_optimization_summaries): New.
1444 (ipa_read_summaries): Do not test ltrans.
1445 (ipa_read_optimization_summaries_1): New.
1446 (ipa_read_optimization_summaries): New.
1448 2010-04-21 Jan Hubicka <jh@suse.cz>
1450 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1452 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1454 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1457 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1458 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1460 2010-04-21 Jan Hubicka <jh@suse.cz>
1462 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1464 2010-04-21 Jan Hubicka <jh@suse.cz>
1466 * varpool.c (decide_is_variable_needed): Variable is always needed
1469 2010-04-21 Jan Hubicka <jh@suse.cz>
1471 * opts.c (decode_options): Enable pure-const pass for whopr.
1473 2010-04-21 Jan Hubicka <jh@suse.cz>
1475 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1476 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1478 (cgraph_decide_inlining): Do not expect callee to be removed in all
1481 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1483 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1485 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1488 amdfam10_decode attributes.
1490 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1493 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1494 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1495 (lower_copyprivate_clauses): Use private var in outer
1496 context instead of original var. Make sure the types
1497 are correct for VLAs.
1499 2010-04-21 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1502 to non-pointer objects.
1504 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1506 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1507 last chain entry if it starts with the still current label.
1508 (add_location_or_const_value_attribute): Check that
1509 loc_list->first->next is NULL instead of comparing ->first with ->last.
1510 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1511 to add_var_loc_to_decl.
1513 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1514 >= 4 add also address size and segment size fields into CIE header.
1516 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1517 long as address size is the same as sizeof (void *) and
1519 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1520 address size or segment size is unexpected, return DW_EH_PE_omit.
1521 (classify_object_over_fdes): If get_cie_encoding returned
1522 DW_EH_PE_omit, return -1.
1523 (init_object): If classify_object_over_fdes returned -1,
1524 pretend there were no FDEs at all.
1526 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1529 bswap{si,di}2 using SWI48 mode iterator.
1530 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1531 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1532 set modrm attribute of bswap insn to 0 and remove length attribute.
1533 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1534 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1535 set mode attribute to <MODE> and remove length attribute.
1537 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1539 PR rtl-optimization/43520
1540 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1541 zero available registers.
1543 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1545 * builtins.c (fold_builtin_cproj): Fold more cases.
1547 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1549 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1550 (fold_builtin_1): Fold builtin cproj.
1551 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1552 Use ATTR_CONST_NOTHROW_LIST.
1554 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1557 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1558 ffsi2_no_cmove for !TARGET_CMOVE.
1559 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1560 (ffssi2): Remove expander.
1561 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1563 (ctz<mode>2): Ditto from ctz{si,di}2.
1564 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1566 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1569 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1571 * dwarf2out.c (AT_linkage_name): Define.
1572 (clone_as_declaration): Handle DW_AT_linkage_name.
1573 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1574 of DW_AT_MIPS_linkage_name.
1575 (move_linkage_attr): Likewise.
1576 (dwarf2out_finish): Likewise.
1578 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1581 * fold-const.c (fold_comparison): New folding rule.
1583 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1585 * double-int.h (double_int_setbit): Declare.
1586 * double-int.c (double_int_setbit): New function.
1587 * rtl.h (immed_double_int_const): Declare.
1588 * emit-rtl.c (immed_double_int_const): New function.
1589 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1590 and immed_double_int_const functions.
1591 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1592 expand_copysign_bit): (Ditto.).
1593 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1594 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1595 * dojump.c (prefer_and_bit_test): (Ditto.).
1596 * expr.c (convert_modes, reduce_to_bit_field_precision,
1597 const_vector_from_tree): (Ditto.).
1598 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1600 2010-04-20 Jan Hubicka <jh@suse.cz>
1602 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1603 (dump_cgraph_node): Dump new flags.
1604 * cgraph.h (struct cgraph_node): Add flags
1605 reachable_from_other_partition and in_other_partition.
1606 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1607 other partition can not be removed.
1608 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1609 the other partition must be output; silence sanity checking on
1610 leaking functions bodies from other paritition.
1611 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1612 (lto_output_node): Output new flags; do not sanity check that inline
1613 clones are output; drop lto_forced_extern_inline_p code; do not mock
1614 visibility flags at partition boundaries.
1615 (add_node_to): New function.
1616 (output_cgraph): Use it to sort functions so masters appear before
1618 (input_overwrite_node): Input new flags.
1619 * passes.c (ipa_write_summaries): Do not call
1620 lto_new_extern_inline_states.
1621 * lto-section-out.c (forced_extern_inline,
1622 lto_new_extern_inline_states lto_delete_extern_inline_states,
1623 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1624 * lto-streamer.h (lto_new_extern_inline_states,
1625 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1626 lto_forced_extern_inline_p): Kill.
1628 2010-04-20 Richard Guenther <rguenther@suse.de>
1630 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1631 from vars that can have pointers.
1632 (process_constraint): Dump useless constraints.
1634 2010-04-20 Richard Guenther <rguenther@suse.de>
1636 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1637 (dump_sa_points_to_info): Remove asserts.
1638 (init_base_vars): nothing_id isn't an escape point nor does it
1641 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1643 * tree.h (TYPE_REF_IS_RVALUE): Define.
1644 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1645 should_move_die_to_comdat, prune_unused_types_walk): Handle
1646 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1647 (modified_type_die, gen_reference_type_die): Emit
1648 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1649 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1651 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1654 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1655 calls for -fpic -m31 if they have been sibcall optimized.
1657 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1659 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1660 ar.lc fixed and call-used.
1662 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1664 2010-04-19 Jan Hubicka <jh@suse.cz>
1666 * opts.c (decode_options): Disable whpr incompatible passes.
1667 * lto/lto.c (lto_1_to_1_map): Skip clones.
1668 (read_cgraph_and_symbols): Do not mark everything as needed.
1669 (do_whole_program_analysis): Do map only after optimizing;
1670 set proper cgraph_state; use passmanager.
1672 2010-04-19 DJ Delorie <dj@redhat.com>
1674 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1675 POINTER_PLUS_EXPR and fix them.
1677 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1679 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1680 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1681 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1682 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1683 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1684 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1685 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1686 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1687 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1688 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1689 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1691 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1693 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1694 (check_cond_move_block): Likewise.
1695 (cond_move_process_if_block): Likewise.
1696 (noce_find_if_block): Improve formatting.
1697 (find_if_header): Pass 0 to memset and tweak conditions.
1698 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1700 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1702 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1706 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1707 with non-local decl doesn't need chain.
1709 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1711 * ira-color.c (allocno_reload_assign): Avoid accumulating
1712 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1714 2010-04-19 Martin Jambor <mjambor@suse.cz>
1716 * gimple.h (create_tmp_reg): Declare.
1717 * gimplify.c (create_tmp_reg): New function.
1718 (gimplify_return_expr): Use create_tmp_reg.
1719 (gimplify_omp_atomic): Likewise.
1720 (gimple_regimplify_operands): Likewise.
1721 * tree-dfa.c (make_rename_temp): Likewise.
1722 * tree-predcom.c (predcom_tmp_var): Likewise.
1723 (reassociate_to_the_same_stmt): Likewise.
1724 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1725 (get_replaced_param_substitute): Likewise.
1726 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1727 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1728 * tree-ssa-pre.c (get_representative_for): Likewise.
1729 (create_expression_by_pieces): Likewise.
1730 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1731 (create_tailcall_accumulator): Likewise.
1733 2010-04-19 Martin Jambor <mjambor@suse.cz>
1735 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1737 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1739 2010-04-19 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/43796
1742 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1743 from SCEV in the lattice.
1744 (vrp_visit_phi_node): Dump change.
1746 2010-04-19 Richard Guenther <rguenther@suse.de>
1748 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1749 * configure: Re-generated.
1751 2010-04-19 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/43783
1754 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1755 constant ARRAY_REF operands two and three if possible.
1757 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1762 2010-04-19 Jie Zhang <jie@codesourcery.com>
1765 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1767 2010-04-19 Ira Rosen <irar@il.ibm.com>
1769 PR tree-optimization/37027
1770 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1771 and macro to access it.
1772 (vectorizable_reduction): Add argument.
1773 (vect_get_slp_defs): Likewise.
1774 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1775 statements for possible use in SLP.
1776 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1777 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1778 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1780 (vectorizable_reduction): Likewise.
1781 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1783 (vectorizable_type_demotion, vectorizable_type_promotion,
1784 vectorizable_store): Likewise.
1785 (vect_analyze_stmt): Update call to vectorizable_reduction.
1786 (vect_transform_stmt): Likewise.
1787 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1788 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1789 from different interleaving chains in same node.
1790 (vect_slp_rearrange_stmts): New function.
1791 (vect_supported_load_permutation_p): Allow load permutations for
1792 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1793 inside SLP nodes if necessary.
1794 (vect_analyze_slp_instance): Handle reductions.
1795 (vect_analyze_slp): Try to build SLP instances originating from groups
1797 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1798 (vect_get_constant_vectors): Create initial vectors for reductions
1799 according to reduction code. Add new argument.
1800 (vect_get_slp_defs): Add new argument, pass it to
1801 vect_get_constant_vectors.
1802 (vect_schedule_slp_instance): Remove SLP tree root statements.
1804 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1806 * tree.h (ENUM_IS_SCOPED): Define.
1807 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1808 for ENUM_IS_SCOPED enums.
1810 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1812 * fold-const.c (fold_comparison): Use ssizetype.
1813 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1814 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1815 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1816 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1818 * tree.h (initialize_sizetypes): Remove parameter.
1819 (build_common_tree_nodes): Remove second parameter.
1820 * stor-layout.c (initialize_sizetypes): Remove parameter.
1821 Always create an unsigned type.
1822 (set_sizetype): Assert that the passed type is unsigned and simplify.
1823 * tree.c (build_common_tree_nodes): Remove second parameter.
1824 Adjust call to initialize_sizetypes.
1825 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1826 build_common_tree_nodes.
1828 2010-04-18 Matthias Klose <doko@ubuntu.com>
1830 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1832 2010-04-18 Ira Rosen <irar@il.ibm.com>
1834 PR tree-optimization/43771
1835 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1836 load permutation doesn't have gaps.
1838 2010-04-18 Jan Hubicka <jh@suse.cz>
1840 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1841 (sse_prologue_save_insn expander): Use new pattern.
1842 (sse_prologue_save_insn1): New pattern and splitter.
1843 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1845 * i386.c (setup_incoming_varargs_64): Do not compute jump
1847 (ix86_gimplify_va_arg): Update alignment needed.
1848 (ix86_local_alignment): Do not align all local arrays to 128bit.
1850 2010-04-17 Jan Hubicka <jh@suse.cz>
1852 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1854 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1856 * arm.md (negdi2): Remove redundant code to force values into a
1859 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1861 * arm/bpabi.S: Add EABI alignment attributes to objects.
1862 * arm/bpabi-v6m.S: Likewise.
1863 * arm/crti.asm: Likewise.
1864 * arm/crtn.asm: Likewise.
1865 * arm/lib1funcs.asm: Likewise.
1866 * arm/libunwind.S: Likewise.
1868 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1870 * arm-protos.h (tune_params): New structure.
1871 * arm.c (current_tune): New variable.
1872 (arm_constant_limit): Delete.
1873 (struct processors): Add pointer to the tune parameters.
1874 (arm_slowmul_tune): New tuning option.
1875 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1876 (all_cores): Adjust to pick up the tuning model.
1877 (arm_constant_limit): New function.
1878 (arm_override_options): Select the appropriate tuning model. Delete
1879 initialization of arm_const_limit.
1880 (arm_split_constant): Use the new constant-limit model.
1881 (arm_rtx_costs): Pick up the current tuning model.
1882 * arm.md (is_strongarm, is_xscale): Delete.
1883 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1884 for Xscale variant architectures.
1885 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1887 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1889 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1891 (arm_rtx_costs_1): Remove unused variable extra_cost.
1892 (arm_unwind_emit_set): Use variable offset.
1893 (thumb1_output_casesi): Remove unused variable flags.
1895 2010-04-16 Jeff Law <law@redhat.com>
1897 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1898 needing assignment rather than doing a two-phase assignment. Remove
1899 unused variable 'm'.
1901 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1904 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1906 2010-04-16 Doug Kwan <dougkwan@google.com>
1908 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1909 (next_operand_entry_id): New static variable.
1910 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1911 (add_to_ops_vec): Assigned unique ID to operand entry.
1912 (struct oecount_s): New field ID.
1913 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1914 (undistribute_ops_list): Assign unique IDs to oecounts.
1915 (init_reassoc): reset next_operand_entry_id.
1917 2010-04-16 Doug Kwan <dougkwan@google.com>
1919 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1920 missing left parenthesis.
1922 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1925 *btdi_rex64 using SWI48 mode iterator.
1926 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1927 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1928 *jcc_btdi_mask_rex64.
1930 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1932 * double-int.h (tree_to_double_int): Convert to macro.
1933 * double-int.c (tree_to_double_int): Remove.
1935 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1938 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1939 with want_address 2 and in case a single element list might be
1940 possible, call it again with want_address 0.
1942 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1944 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1945 case 'W' print operands for HI mode.
1946 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1947 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1948 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1949 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1951 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1953 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1954 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1955 #xx:3 and #xx:4 mode.
1957 * config/h8300/h8300.md (inverted load with HImode dest): Add
1958 support for H8300SX.
1960 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1961 satisfy 'U' constraint.
1963 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1965 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1966 * configure: Regenerate.
1967 * config.in: Regenerate.
1968 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1971 2010-04-16 Richard Guenther <rguenther@suse.de>
1973 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1974 (struct tree_decl_common): ... here.
1975 (DECL_PT_UID): Adjust.
1976 (SET_DECL_PT_UID): Likewise.
1977 (DECL_PT_UID_SET_P): Likewise.
1979 2010-04-16 Richard Guenther <rguenther@suse.de>
1981 PR tree-optimization/43572
1982 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1983 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1984 * tree-flow.h (is_call_clobbered): Remove.
1985 * tree-flow-inline.h (is_call_clobbered): Likewise.
1986 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1987 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1988 (execute_return_slot_opt): Adjust.
1989 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1990 check for call clobbered vars here.
1991 (find_tail_calls): Move tailcall verification to the
1994 2010-04-16 Diego Novillo <dnovillo@google.com>
1996 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1998 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2001 * config/arm/arm.md (cbranchqi4): New pattern.
2002 * config/arm/predicates.md (const0_operand,
2003 cbranchqi4_comparison_operator): New predicates.
2005 2010-04-16 Richard Guenther <rguenther@suse.de>
2007 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2008 (dump_gimple_stmt): Likewise.
2010 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2012 * recog.h (struct recog_data): New field is_operator.
2013 (struct insn_operand_data): New field is_operator.
2014 * recog.c (extract_insn): Set recog_data.is_operator.
2015 * genoutput.c (output_operand_data): Emit code to set the
2017 * reload.c (find_reloads): Use it rather than testing for an
2018 empty constraint string.
2021 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2022 If the previous insn is a cbranchsi4_insn with the same arguments,
2023 omit the compare instruction.
2025 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2026 register, inputs must be low registers and we need a low register
2027 scratch. Handle alternative 2 like alternative 3.
2029 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2031 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2032 don't call get_addr on both. If one expression is a VALUE and
2033 the other a REG, check VALUE's locs if the REG isn't among them.
2035 2010-04-16 Christian Bruel <christian.bruel@st.com>
2037 * config/sh/sh.h (sh_frame_pointer_required): New function.
2038 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2039 (flag_omit_frame_pointer) Set.
2040 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2041 (rounded_frame_size): Adjust size with outgoing_args_size.
2042 (sh_set_return_address): Must return from stack pointer.
2043 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2044 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2045 (ACCUMULATE_OUTGOING_ARGS): Define.
2046 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2047 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2049 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2052 * config/sh/sh.c (sh_legitimize_reload_address): Use
2053 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2054 Remove a unneeded check for offset_base.
2056 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2058 * configure: Regenerated.
2060 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2062 * config/s390/s390.c (s390_call_save_register_used): Switch back
2063 to HARD_REGNO_NREGS.
2065 2010-04-15 Richard Guenther <rguenther@suse.de>
2067 * alias.c (alias_set_subset_of): Handle alias-set zero
2070 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2071 Julian Brown <julian@codesourcery.com>
2073 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2074 alternatives according to use of high and low regs.
2075 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2076 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2077 optimizing for size on Thumb-2.
2079 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2081 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2083 2010-04-15 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-structalias.c (struct variable_info): Add
2087 (new_var_info): Initialize it.
2088 (dump_constraints): Support printing last added constraints.
2089 (debug_constraints): Adjust.
2090 (dump_constraint_graph): Likewise.
2091 (make_heapvar_for): Check for NULL cfun.
2092 (get_function_part_constraint): New function.
2093 (get_fi_for_callee): Likewise.
2094 (find_func_aliases): Properly implement IPA PTA constraints.
2095 (process_ipa_clobber): New function.
2096 (find_func_clobbers): Likewise.
2097 (insert_into_field_list_sorted): Remove.
2098 (create_function_info_for): Properly allocate vars for IPA mode.
2099 Do not use insert_into_field_list_sorted.
2100 (create_variable_info_for): Properly generate constraints for
2101 global vars in IPA mode.
2102 (dump_solution_for_var): Always dump the solution.
2103 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2104 (find_what_var_points_to): Adjust.
2105 (pt_solution_set): Change.
2106 (pt_solution_ior_into): New function.
2107 (pt_solution_empty_p): Export.
2108 (pt_solution_includes_global): Adjust.
2109 (pt_solution_includes_1): Likewise.
2110 (pt_solutions_intersect_1): Likewise.
2111 (dump_sa_points_to_info): Check some invariants.
2112 (solve_constraints): Move constraint dumping ...
2113 (compute_points_to_sets): ... here.
2114 (ipa_pta_execute): ... and here.
2115 (compute_may_aliases): Do not re-compute points-to info
2116 locally if IPA info is available.
2117 (ipa_escaped_pt): New global var.
2118 (ipa_pta_execute): Properly implement IPA PTA.
2119 * tree-into-ssa.c (dump_decl_set): Support dumping
2120 decls not in referenced-vars.
2121 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2122 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2123 (dump_points_to_solution): Likewise.
2124 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2125 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2126 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2127 (copy_decl_to_var): Copy DECL_PT_UID.
2128 (copy_result_decl_to_var): Likewise.
2129 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2130 (copy_node_stat): Copy it.
2131 * tree.h (DECL_PT_UID): New macro.
2132 (SET_DECL_PT_UID): Likewise.
2133 (DECL_PT_UID_SET_P): Likewise.
2134 (struct tree_decl_minimal): Add pt_uid member.
2135 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2136 (pt_solution_empty_p): Declare.
2137 (pt_solution_set): Adjust.
2138 (ipa_escaped_pt): Declare.
2139 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2140 * gimple-pretty-print.c (pp_points_to_solution): New function.
2141 (dump_gimple_call): Dump call clobber/use information.
2142 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2143 * tree-pass.h (TDF_ALIAS): New dump option.
2144 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2145 * doc/invoke.texi (-fipa-pta): Update documentation.
2147 2010-04-15 Richard Guenther <rguenther@suse.de>
2149 * Makefile.in (OBJS-common): Add gimple-fold.o.
2150 (gimple-fold.o): New rule.
2151 * tree.h (maybe_fold_offset_to_reference,
2152 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2154 * gimple.h: ... here.
2155 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2156 may_propagate_address_into_dereference): Move prototypes ...
2157 * gimple.h: ... here.
2158 * tree-ssa-ccp.c (get_symbol_constant_value,
2159 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2160 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2161 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2162 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2163 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2164 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2165 gimplify_and_update_call_from_tree): Move ...
2166 * gimple-fold.c: ... here. New file.
2167 (ccp_fold_builtin): Rename to ...
2168 (gimple_fold_builtin): ... this.
2169 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2171 2010-04-15 Richard Guenther <rguenther@suse.de>
2173 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2174 fit_double_type, force_fit_type_double, add_double_with_sign,
2175 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2176 lrotate_double, rrotate_double, div_and_round_double): Move ...
2177 * double-int.c: ... here.
2178 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2179 add_double, neg_double, mul_double_with_sign, mul_double,
2180 lshift_double, rshift_double, lrotate_double, rrotate_double,
2181 div_and_round_double): Move prototypes ...
2182 * double-int.h: ... here.
2184 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2187 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2188 matching constraints to ensure inputs match the output.
2190 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2193 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2194 in an input-only operand.
2196 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2198 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2199 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2200 (double_int_negative_p): Convert to static inline function.
2201 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2202 (double_int_negative_p): Remove.
2203 * tree.h (lshift_double, rshift_double):
2204 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2205 * fold-const.c (fold_convert_const_int_from_real,
2206 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2207 (lshift_double): Change type of arith argument to bool.
2208 (rshift_double): Change type of arith argument to bool. Correct
2210 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2212 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2215 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2216 at the start and end of the then/else blocks, and omit them from the
2218 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2219 argument; all callers changed. Pass zero to old_insns_match_p instead.
2220 (flow_find_head_matching_sequence): New function.
2221 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2222 * basic-block.h (flow_find_cross_jump,
2223 flow_find_head_matching_sequence): Declare functions.
2225 2010-04-14 Jason Merrill <jason@redhat.com>
2228 * c-common.c (attribute_takes_identifier_p): New fn.
2229 * c-common.h: Declare it.
2231 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2235 (*udivmod<mode>4): Ditto.
2237 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.md (maxmin_int): Rename code attribute from
2240 maxminiprefix and update all users.
2241 (maxmin_float): Ditto from maxminfprefix.
2242 (logic): Ditto from logicprefix.
2243 (absneg_mnemonic): Ditto from absnegprefix.
2244 * config/i386/mmx.md: Update all users of maxminiprefix,
2245 maxminfprefix and logicprefix for rename.
2246 * config/i386/sse.md: Ditto.
2247 * config/i386/sync.md (sync_<code><mode>): Update for
2250 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2253 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2254 warnings converted to errors.
2256 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2258 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2259 used insn_type variable.
2260 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2261 to avoid set-but-not-used warning.
2263 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2265 * df-core.c (df_ref_debug): Change format string placeholder
2267 * dwarf2asm.c (dw2_asm_output_data_raw,
2268 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2269 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2270 * dwarf2out.c (output_cfi, output_cfi_directive,
2271 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2272 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2274 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2275 * print-rtl.c (print_rtx): Ditto.
2277 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2280 * builtins.c (expand_builtin_pow_root): New function to expand pow
2281 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2282 series of sqrt and cbrt calls under -ffast-math.
2283 (expand_builtin_pow): Call it.
2285 2010-04-14 Michael Matz <matz@suse.de>
2287 PR tree-optimization/42963
2288 * tree-cfg.c (touched_switch_bbs): New static variable.
2289 (group_case_labels_stmt): New function broken out from ...
2290 (group_case_labels): ... here, use the above.
2291 (start_recording_case_labels): Allocate touched_switch_bbs.
2292 (end_recording_case_labels): Deallocate it, call
2293 group_case_labels_stmt.
2294 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2296 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2301 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2305 2010-04-13 Jan Hubicka <jh@suse.cz>
2307 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2308 of optimized out static functions.
2309 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2310 cost computation. Also sanity check for overflows.
2311 (update_caller_keys): Update cgraph_edge_badness call; properly
2312 update fibheap and sanity check that it is up to date.
2313 (add_new_edges_to_heap): Update cgraph_edge_badness.
2314 (cgraph_decide_inlining_of_small_function): Likewise;
2315 add sanity checking that badness in heap is up to date;
2316 improve dumping of reason; Update badness of calls to the
2317 offline copy of function currently inlined; dump badness
2318 of functions not inlined because of unit growth limits.
2320 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2323 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2324 because of sign-extension change when converting to sizetype here...
2325 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2327 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2328 the folding to constants. Remove redundant final conversion.
2329 (fold_binary) <associate>: Do not associate if the re-association of
2330 constants alone overflows.
2331 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2332 to the end of the list.
2333 (multiple_of_p) <COND_EXPR>: New case.
2335 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2337 * opt-functions.awk (opt_sanitized_name): New.
2339 * optc-gen.awk: Use it
2340 * opth-gen.awk: Use it.
2342 2010-04-13 Martin Jambor <mjambor@suse.cz>
2344 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2345 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2346 children. Call replace_uses_with_default_def_ssa_name to handle
2349 2010-04-13 Michael Matz <matz@suse.de>
2352 * builtins.c (expand_builtin_interclass_mathfn): Also create
2353 a register if the predicate doesn't match.
2355 2010-04-13 Diego Novillo <dnovillo@google.com>
2357 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2358 * c-pch.c: Include timevar.h.
2359 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2360 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2361 * ggc-common.c: Include timevar.h.
2362 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2363 * timevar.def (TV_PCH_SAVE): Define.
2364 (TV_PCH_CPP_SAVE): Define.
2365 (TV_PCH_PTR_REALLOC): Define.
2366 (TV_PCH_PTR_SORT): Define.
2367 (TV_PCH_RESTORE): Define.
2368 (TV_PCH_CPP_RESTORE): Define.
2370 2010-04-13 Michael Matz <matz@suse.de>
2372 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2374 (can_reassociate_p): New function.
2375 (break_up_subtract_bb, reassociate_bb): Use it.
2377 2010-04-13 Richard Guenther <rguenther@suse.de>
2380 * builtins.c (c_readstr): Fix assert.
2382 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2385 when generating cltd insn.
2387 (*ashl<mode>3_1): Remove special handling for register operand 2.
2388 (*ashlsi3_1_zext): Ditto.
2389 (*ashlhi3_1): Ditto.
2390 (*ashlhi3_1_lea): Ditto.
2391 (*ashlqi3_1): Ditto.
2392 (*ashlqi3_1_lea): Ditto.
2393 (*<shiftrt_insn><mode>3_1): Ditto.
2394 (*<shiftrt_insn>si3_1_zext): Ditto.
2395 (*<shiftrt_insn>qi3_1_slp): Ditto.
2396 (*<rotate_insn><mode>3_1): Ditto.
2397 (*<rotate_insn>si3_1_zext): Ditto.
2398 (*<rotate_insn>qi3_1_slp): Ditto.
2400 2010-04-13 Richard Guenther <rguenther@suse.de>
2402 * tree-ssa-structalias.c (callused_id): Remove.
2403 (call_stmt_vars): New.
2404 (get_call_vi): Likewise.
2405 (lookup_call_use_vi): Likewise.
2406 (lookup_call_clobber_vi): Likewise.
2407 (get_call_use_vi): Likewise.
2408 (get_call_clobber_vi): Likewise.
2409 (make_transitive_closure_constraints): Likewise.
2410 (handle_const_call): Adjust to do per-call call-used handling.
2411 (handle_pure_call): Likewise.
2412 (find_what_var_points_to): Remove general callused handling.
2413 (init_base_vars): Likewise.
2414 (init_alias_vars): Initialize call_stmt_vars.
2415 (compute_points_to_sets): Process call-used and call-clobbered
2416 vars for call statements.
2417 (delete_points_to_sets): Free call_stmt_vars.
2419 2010-04-13 Richard Guenther <rguenther@suse.de>
2421 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2422 Only add RW dependence for dependence distance zero.
2423 Adjust maximal vectorization factor according to dependences.
2424 Move alignment handling ...
2425 (vect_find_same_alignment_drs): ... here. New function.
2426 (vect_analyze_data_ref_dependences): Adjust.
2427 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2428 (vect_analyze_data_refs): Adjust minimal vectorization factor
2429 according to data references.
2430 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2431 dependences before determining the vectorization factor.
2432 Analyze alignment after determining the vectorization factor.
2433 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2434 dependences before alignment.
2435 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2437 (vect_analyze_data_refs): Likewise.
2438 (MAX_VECTORIZATION_FACTOR): New define.
2440 2010-04-13 Duncan Sands <baldrick@free.fr>
2442 * except.h (lang_eh_type_covers): Remove.
2443 * except.c (lang_eh_type_covers): Likewise.
2445 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2446 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2448 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2449 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2450 UNITS_PER_LONG where it is ABI relevant.
2451 (s390_return_addr_rtx): Likewise.
2452 (s390_back_chain_rtx): Likewise.
2453 (s390_frame_area): Likewise.
2454 (s390_frame_info): Likewise.
2455 (s390_initial_elimination_offset): Likewise.
2456 (save_gprs): Likewise.
2457 (s390_emit_prologue): Likewise.
2458 (s390_emit_epilogue): Likewise.
2459 (s390_function_arg_advance): Likewise.
2460 (s390_function_arg): Likewise.
2461 (s390_va_start): Likewise.
2462 (s390_gimplify_va_arg): Likewise.
2463 (s390_function_profiler): Likewise.
2464 (s390_optimize_prologue): Likewise.
2465 (s390_rtx_costs): Likewise.
2466 (s390_secondary_reload): Likewise.
2467 (s390_promote_function_mode): Likewise.
2468 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2469 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2470 registers available.
2471 (s390_unwind_word_mode): New function.
2472 (s390_function_value): Split 64 bit values into register pair if
2473 used as return value.
2474 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2475 function call parameters. Handle parallels.
2476 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2477 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2478 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2479 (s390_expand_setmem): Remove unused variable src_addr.
2480 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2481 deal with 64 bit registers.
2482 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2483 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2484 (UNITS_PER_LONG): New macro.
2485 * libjava/include/s390-signal.h: Define extended ucontext
2486 structure containing the upper halfs of the 64 bit registers.
2488 2010-04-13 Simon Baldwin <simonb@google.com>
2490 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2492 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2494 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2495 rvalue on the RHS if the LHS is of a non-renamable type.
2496 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2498 2010-04-13 Matthias Klose <doko@ubuntu.com>
2500 * gcc.c (cc1_options): Handle -iplugindir before processing
2501 the cc1 spec. Only add -iplugindir once.
2502 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2504 * common.opt (iplugindir): Remove `Separate' property, initialize.
2505 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2507 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2508 (distclean): Remove plugin dir.
2509 * doc/invoke.texi: Document -iplugindir.
2511 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2513 * doc/plugins.texi (Loading Plugins): Document short
2514 -fplugin=foo option.
2515 (Plugin API): Mention default_plugin_dir_name function.
2517 * gcc.c (find_file_spec_function): Add new declaration.
2518 (static_spec_func): Use it for "find-file".
2519 (find_file_spec_function): Add new function.
2520 (cc1_options): Add -iplugindir option if -fplugin* options found.
2522 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2524 * plugin.c (add_new_plugin): Updated comment, and handle short
2526 (default_plugin_dir_name): Added new function.
2528 * common.opt (iplugindir): New option to set the plugin directory.
2530 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.md (any_rotate): New code iterator.
2533 (rotate_insn): New code attribute.
2535 (SWIM124): New mode iterator.
2536 (<rotate_insn>ti3): New expander.
2537 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2538 any_rotate code iterator.
2539 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2540 using any_rotate code iterator and SWIM124 mode iterator.
2541 (ix86_rotlti3): New insn_and_split pattern.
2542 (ix86_rotrti3): Ditto.
2543 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2544 ix86_rotl{di,ti}3 patterns.
2545 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2546 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2547 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2548 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2549 code iterator and SWI mode iterator.
2550 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2551 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2553 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2554 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2555 (bswap rotatert splitter): Add splitter.
2556 (bswap splitter): Macroize splitter using any_rotate code iterator.
2557 Add insn predicate to split only for TARGET_USE_XCHGB or when
2558 optimizing function for size.
2560 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2562 * config/pa/pa.c (emit_move_sequence): Remove use of
2563 deleted variable flag_argument_noalias.
2565 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2567 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2569 Add to unsupported targets list.
2570 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2571 sparc*-sun-solaris2.[567]* from target lists.
2572 * configure: Regenerate.
2573 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2575 Remove Solaris 7 patch references.
2576 (Specific, sparc-sun-solaris2.7): Removed.
2577 (sparc-sun-solaris2*): Update Solaris 7 example.
2578 (sparc64-*-solaris2*): Likewise.
2580 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2582 * config.build (alpha*-dec-osf4*): Remove.
2583 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2584 of obsolete configurations.
2585 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2587 * config/alpha/t-osf4: Renamed to ...
2588 * config/alpha/t-osf5: ... this.
2589 * config/alpha/osf.h: Renamed to ...
2590 * config/alpha/osf5.h: ... this.
2591 Merged old osf5.h contents.
2593 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2594 (EXTRA_SPECS): Removed.
2595 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2596 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2599 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2601 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2603 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2606 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2607 __thiscall convention.
2609 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2611 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2613 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2615 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2617 * function.c (assign_parms_initialize_all): Add unused attribute
2620 2010-04-12 Richard Guenther <rguenther@suse.de>
2622 * gsstruct.def (GSS_CALL): New.
2623 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2624 * gimple.h: Include tree-ssa-alias.h.
2625 (struct gimple_statement_call): New.
2626 (union gimple_statement_struct_d): Add gimple_call member.
2627 (gimple_call_reset_alias_info): Declare.
2628 (gimple_call_use_set): New function.
2629 (gimple_call_clobber_set): Likewise.
2630 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2631 * gimple.c (gimple_call_reset_alias_info): New function.
2632 (gimple_build_call_1): Call it.
2633 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2634 * tree-inline.c (remap_gimple_stmt): Likewise.
2635 (expand_call_inline): Remove callused handling.
2636 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2637 * tree-dfa.c (dump_variable): Likewise.
2638 * tree-parloops.c (parallelize_loops): Likewise.
2639 * tree-ssa.c (init_tree_ssa): Likewise.
2640 (delete_tree_ssa): Likewise.
2641 * tree-flow-inline.h (is_call_used): Remove.
2642 * tree-flow.h (struct gimple_df): Remove callused member.
2643 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2644 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2645 (ref_maybe_used_by_call_p_1): Simplify.
2646 (call_may_clobber_ref_p_1): Likewise.
2647 * tree-ssa-structalias.c (compute_points_to_sets): Set
2648 the call stmt used and clobbered sets.
2649 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2650 (find_tail_calls): Verify the tail call.
2652 2010-04-12 Richard Guenther <rguenther@suse.de>
2654 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2655 single-iteration always-inline inlining.
2656 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2657 (cgraph_decide_inlining): Do not handle always-inline specially.
2658 (try_inline): Remove always-inline cycle detection special case.
2659 Do not recurse on always-inlines.
2660 (cgraph_early_inlining): Do not iterate if not optimizing.
2661 (cgraph_gate_early_inlining): remove.
2662 (pass_early_inline): Run unconditionally.
2663 (gate_cgraph_decide_inlining): New function.
2664 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2665 not inlining or optimizing.
2666 (cgraph_decide_inlining_of_small_functions): Also consider
2667 always-inline functions.
2668 (cgraph_default_inline_p): Return true for nodes which should
2669 disregard inline limits.
2670 (estimate_function_body_sizes): Assume zero size and time for
2671 nodes which are marked as disregarding inline limits.
2672 (cgraph_decide_recursive_inlining): Do not perform recursive
2673 inlining on always-inline nodes.
2675 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2678 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2679 for exprs satisfying handled_component_p.
2681 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2683 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2684 non-constant aggregate elements.
2686 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2687 is a real initialization.
2689 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2692 * c-decl.c (start_function): Move forward check for nested function.
2694 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2696 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2697 * config/sh/sh.c: Include reload.h.
2698 (sh_legitimize_reload_address): New.
2699 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2700 sh_legitimize_reload_address.
2702 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2704 * config/sh/sh.md (*movqi_pop): New insn pattern.
2705 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2707 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/i386.md (any_shiftrt): New code iterator.
2710 (shiftrt_insn): New code attribute.
2712 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2713 using any_shiftrt code iterator.
2714 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2715 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2716 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2717 pattern from corresponding peephole2 patterns.
2718 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2719 using any_shiftrt code iterator.
2720 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2721 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2722 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2723 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2724 *{ashr,lshr}<mode>3_cmp_zext.
2725 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2727 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2731 (*lshr<mode>3_cconly): Ditto.
2733 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2736 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2737 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2738 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2740 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2741 from corresponding peephole2 patterns.
2742 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2743 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2744 and *lshrdi3_1_rex64 using SWI mode iterator.
2745 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2746 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2747 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2748 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2749 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2750 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2751 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2752 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2753 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2756 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2759 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2760 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2761 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2763 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2764 from corresponding peephole2 patterns.
2765 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2766 (ashrsi3_cvt): Rename from ashrsi3_31.
2767 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2768 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2769 and x86_64_shift_adj_3 using SWI48 mode iterator.
2770 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2771 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2772 and *ashrdi3_1_rex64 using SWI mode iterator.
2773 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2774 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2775 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2776 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2777 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2778 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2779 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2780 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2781 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2783 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2784 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2785 x86_shift<mode>_adj_3 expanders.
2787 2010-04-10 Wei Guozhi <carrot@google.com>
2790 * config/arm/arm.c (arm_pic_static_addr): New function.
2791 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2793 (arm_output_addr_const_extra): Output expression for new pattern.
2794 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2796 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2798 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2801 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2802 * web.c: Include "insn-config.h" and "recog.h".
2803 (union_match_dups): New function.
2804 (web_main): Call it.
2805 (union_defs): Don't try to recognize match_dups.
2807 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2808 if doing so would replace the entire pattern.
2810 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2815 and splitter pattern. Change splitter operand 1 predicate to
2818 2010-04-09 Martin Jambor <mjambor@suse.cz>
2820 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2821 lattices are addresses of CONST_DECLs with the same initial value.
2822 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2823 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2825 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2826 Bernd Schmidt <bernds@codesourcery.com>
2828 * loop-invariant.c (replace_uses): New static function.
2829 (move_invariant_reg): Use it to ensure we can replace the uses.
2831 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2833 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2835 (picochip_override_options): Enable section anchors only above -O1.
2836 (picochip_reorg): Fixed a couple of build warnings.
2838 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2840 * configure.ac (plugin -rdynamic test): Log result.
2841 * configure: Regenerate.
2842 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2843 (RDYNAMIC_SPEC): Define.
2844 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2846 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2848 * configure.ac: Determine Sun ld version numbers.
2849 (comdat_group): Restrict GNU ld version checks to gld.
2850 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2851 (enable_comdat): Support --enable-comdat.
2852 * configure: Regenerate.
2853 * doc/install.texi (Configuration): Document --enable-comdat.
2855 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2857 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2858 * config/sol2-gld.h: ... here.
2859 * config.gcc (sparc*-*-solaris2*): Reflect this.
2860 (i[34567]86-*-solaris2*): Use it.
2862 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2864 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2866 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2868 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2871 * diagnostic.c (diagnostic_initialize): Initialize
2872 some_warnings_are_errors.
2873 (diagnostic_finish): New.
2874 (diagnostic_action_after_output): Call it before exiting.
2875 (diagnostic_report_diagnostic): Do not print message here. Set
2876 some_warnings_are_errors.
2877 * diagnostic.h (diagnostic_context): Delete
2878 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2879 (diagnostic_finish): Declare.
2880 * toplev.c (toplev_main): Call it before exit.
2882 2010-04-09 Jason Merrill <jason@redhat.com>
2885 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2886 for incomplete type.
2889 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2890 based on a warning flag.
2892 2010-04-09 Richard Guenther <rguenther@suse.de>
2894 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2896 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2899 * varasm.c (default_assemble_visibility): Wrap vars that are
2900 set, but unused, by targets without GAS.
2901 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2902 Remove set, but unused, vars.
2903 (rs6000_legitimize_tls_address): Likewise.
2904 (altivec_expand_dst_builtin): Likewise.
2905 * config/darwin.c (machopic_classify_symbol): Likewise.
2906 (machopic_indirection_name): Likewise.
2908 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/i386.md (DWI): New mode iterator.
2911 (S): New mode attribute.
2912 (shift_operand): Ditto.
2913 (shift_immediate_operand): Ditto.
2914 (ashl_input_operand): Ditto.
2915 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2916 using SDWIM mode iterator.
2917 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2918 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2920 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2921 from corresponding peephole2 patterns.
2922 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2923 and x86_64_shift_adj_1 using SWI48 mode iterator.
2924 (x86_shift<mode>_adj_2): Ditto.
2925 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2926 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2927 using SWI48 mode iterator.
2928 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2929 *ashldi3_cmp_rex64 using SWI mode iterator.
2930 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2931 *ashldi3_cconly_rex64 using SWI mode iterator.
2932 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2933 x86_shift<mode>_adj_{1,2}.
2934 (ix86_split_ashr): Ditto.
2935 (ix86_split_lshr): Ditto.
2937 2010-04-09 Richard Guenther <rguenther@suse.de>
2939 * target.h (builtin_conversion): Pass in input and output types.
2940 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2941 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2942 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2943 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2945 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2947 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2949 2010-04-09 Richard Guenther <rguenther@suse.de>
2952 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2954 2010-04-09 Richard Guenther <rguenther@suse.de>
2956 * tree-vectorizer.h (struct _stmt_vec_info): Document
2957 that vectype is the type of the LHS.
2958 (supportable_widening_operation, supportable_narrowing_operation):
2959 Get both input and output vector types as arguments.
2960 (vect_is_simple_use_1): Declare.
2961 (get_same_sized_vectype): Likewise.
2962 * tree-vect-loop.c (vect_determine_vectorization_factor):
2963 Set STMT_VINFO_VECTYPE to the vector type of the def.
2964 (vectorizable_reduction): Adjust.
2965 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2966 Adjust. Specify the output vector type.
2967 (vect_pattern_recog_1): Adjust.
2968 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2969 (vectorizable_call): Adjust.
2970 (vectorizable_conversion): Likewise.
2971 (vectorizable_operation): Likewise.
2972 (vectorizable_type_demotion): Likewise.
2973 (vectorizable_type_promotion): Likewise.
2974 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2976 (vect_is_simple_use_1): New function.
2977 (supportable_widening_operation): Get both input and output
2979 (supportable_narrowing_operation): Likewise.
2980 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2982 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2984 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2985 __thiscall and _thiscall as predefined macros.
2986 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2987 thiscall attribute handling.
2988 (ix86_comp_type_attributes): Likewise.
2989 (ix86_function_regparm): Likewise.
2990 (ix86_return_pops_args): Likewise.
2991 (init_cumulative_args): Likewise.
2992 (find_drap_reg): Likewise.
2993 (ix86_static_chain): Likewise.
2994 (x86_this_parameter): Likewise.
2995 (x86_output_mi_thunk): Likewise.
2996 (ix86_attribute_table): Add description for thiscall attribute.
2997 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2998 * doc/extend.texi: Add documentation for thiscall.
3000 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3003 * c.opt (Wint-to-pointer-cast): Available in C++.
3004 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3006 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3008 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3009 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3010 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3011 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3012 function type instead. Reorder and simplify checks.
3014 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3016 2010-04-08 Jing Yu <jingyu@google.com>
3017 Zdenek Dvorak <ook@ucw.cz>
3019 PR tree-optimization/42720
3020 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3021 loop unswitch conditions here from ...
3022 (tree_unswitch_single_loop): ... here.
3024 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3026 * tree-if-conv.c: Fix comments and simplify logic.
3028 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3030 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3031 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3032 (main_tree_if_conversion): Update call to tree_if_conversion.
3034 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3037 * doc/invoke.texi (-b,-V): Delete.
3038 * doc/tm.texi: Do not mention -b.
3039 * gcc.c (display_help): Delete -b and -V.
3040 (process_command): Delete -b and -V.
3041 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3043 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3044 Wolfgang Gellerich <gellerich@de.ibm.com>
3046 Implement target hook for loop unrolling
3047 * target.h (loop_unroll_adjust): Add a new target hook function.
3048 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3049 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3050 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3051 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3052 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3054 (decide_unroll_stupid): Likewise.
3056 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3059 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3061 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3063 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3064 (Specific, *-*-solaris2*): Likewise.
3065 Don't prefer Sun as over GNU as.
3067 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3069 * config/s390/s390.c (override_options): Adjust the z10
3070 defaults for max-unroll-times, max-completely-peeled-insns
3071 and max-completely-peel-times.
3073 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3075 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3076 instructions for z10.
3077 (s390_expand_setmem): Likewise.
3078 (s390_expand_cmpmem): Likewise.
3080 2010-04-08 Richard Guenther <rguenther@suse.de>
3082 PR tree-optimization/43679
3083 * tree-ssa-pre.c (eliminate): Only propagate copies.
3085 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3088 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3089 set but not used variable warning.
3091 2010-04-08 Wei Guozhi <carrot@google.com>
3094 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3095 (arm_size_rtx_costs): Call the new function when optimized for size.
3097 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3100 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3101 op0 is not a MEM, just return NULL instead of assertion
3103 (discover_nonconstant_array_refs): Don't walk debug stmts.
3105 2010-04-08 Doug Kwan <dougkwan@google.com>
3107 * configure.ac: Recognize gold and do not use its version number
3108 to test ld features.
3109 * configure: Regenerate.
3111 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3114 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3115 (negate_value): Move code to push elements to broken_up_substracts ...
3116 (eliminate_plus_minus_pair): ... here. Push operands that have no
3117 negative pair to plus_negates.
3118 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3120 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3122 * doc/install.texi (Configuration): Move description of
3123 --enable-lto, --with-libelf*, --enable-gold from Java section to
3126 * doc/generic.texi (Working with declarations)
3127 (Function Properties, C and C++ Trees): Fix typos.
3128 * doc/sourcebuild.texi (Top Level): Likewise.
3130 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3133 * tree.h (DECL_READ_P): Define.
3134 (struct tree_decl_common): Add decl_read_flag.
3135 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3136 a set but not used warning.
3137 (merge_decls): Merge DECL_READ_P flag.
3138 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3139 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3140 * c-common.c (handle_used_attribute, handle_unused_attribute):
3142 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3144 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3146 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3147 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3148 c_parser_binary_expression, c_parser_cast_expression,
3149 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3150 Call default_function_array_read_conversion instead of
3151 default_function_array_conversion where needed.
3152 (c_parser_unary_expression, c_parser_conditional_expression,
3153 c_parser_postfix_expression_after_primary, c_parser_initelt):
3154 Likewise. Call mark_exp_read where needed.
3155 (c_parser_statement_after_labels, c_parser_asm_operands,
3156 c_parser_typeof_specifier, c_parser_sizeof_expression,
3157 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3159 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3161 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3162 (warn_unused_but_set_parameter): Default to warn_unused
3164 * doc/invoke.texi: Document -Wunused-but-set-variable and
3165 -Wunused-but-set-parameter.
3167 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3168 used count variable.
3169 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3170 when operandN variables aren't used in the body of the expander
3172 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3173 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3174 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3175 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3176 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3177 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3178 * tree.c (PROCESS_ARG): Likewise.
3180 2010-04-07 Simon Baldwin <simonb@google.com>
3182 * diagnostic.h (diagnostic_override_option_index): New macro to
3183 set a diagnostic's option_index.
3184 * c-tree.h (c_cpp_error): Add warning reason argument.
3185 * opts.c (_warning_as_error_callback): New.
3186 (register_warning_as_error_callback): Store callback for
3187 warnings enabled via enable_warning_as_error.
3188 (enable_warning_as_error): Call callback, minor code tidy.
3189 * opts.h (register_warning_as_error_callback): Declare.
3190 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3191 response to -Werror=.
3192 (c_common_init_options): Register warning_as_error_callback in opts.c.
3193 * common.opt: Add -Wno-cpp option.
3194 * c-common.c (struct reason_option_codes_t): Map cpp warning
3195 reason codes to gcc option indexes.
3196 * (c_option_controlling_cpp_error): New function, lookup the gcc
3197 option index for a cpp warning reason code.
3198 * (c_cpp_error): Add warning reason argument, call
3199 c_option_controlling_cpp_error for diagnostic_override_option_index.
3200 * doc/invoke.texi: Document -Wno-cpp.
3202 2010-04-07 Richard Guenther <rguenther@suse.de>
3204 * ipa-reference.c (mark_load): Use get_base_address.
3205 (mark_store): Likewise.
3207 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3208 inserting GIMPLE_NOPs into the IL.
3209 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3210 Explicitly strip handled components and indirect references.
3212 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3213 folding address expressions.
3214 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3215 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3216 operand_equal_p to compare decls.
3217 (ptr_deref_may_alias_decl_p): Likewise.
3218 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3219 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3220 Handle reversed comparison ops.
3221 * tree-sra.c (asm_visit_addr): Use get_base_address.
3222 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3223 * ipa-reference.c (mark_address): Use get_base_address.
3225 2010-04-07 Richard Guenther <rguenther@suse.de>
3227 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3228 Propagate constants everywhere.
3230 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3233 * tree.c (MAX_INT_CACHED_PREC): Define.
3234 (nonstandard_integer_type_cache): New array.
3235 (build_nonstandard_integer_type): Cache results for precision
3236 <= MAX_INT_CACHED_PREC.
3238 2010-04-07 Richard Guenther <rguenther@suse.de>
3240 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3241 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3242 * common.opt: Likewise.
3243 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3244 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3245 (nonoverlapping_memrefs_p): Likewise.
3246 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3247 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3248 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3249 OPT_fargument_noalias_global for backward compatibility.
3251 2010-04-07 Richard Guenther <rguenther@suse.de>
3253 PR tree-optimization/43270
3254 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3255 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3256 * tree-ssa-pre.c (phi_translate_1): Adjust.
3257 (fully_constant_expression): Split out vn_reference handling to ...
3258 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3259 Fold reads from constant strings.
3260 (vn_reference_lookup): Handle fully constant references.
3261 (vn_reference_lookup_pieces): Likewise.
3262 * Makefile.in (expmed.o-warn): Add -Wno-error.
3264 2010-04-07 Martin Jambor <mjambor@suse.cz>
3266 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3268 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3271 * gcc.c: Add -static-libstdc++ to list of recognized options.
3273 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3275 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3277 2010-04-07 Richard Guenther <rguenther@suse.de>
3280 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3281 bases build simple mem attributes to retain points-to information.
3283 2010-04-07 Richard Guenther <rguenther@suse.de>
3286 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3287 preserve points-to related information.
3289 2010-04-07 Richard Guenther <rguenther@suse.de>
3292 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3293 discard plain indirect references.
3294 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3295 * tree.c (tree_nop_conversion): Likewise.
3297 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3300 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3302 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3304 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3305 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3307 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3309 * tree-if-conv.c: Fix indentation and comments.
3311 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3313 * tree-if-conv.c: Sort static functions in topological order.
3315 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3317 * tree-if-conv.c: Fix indentation and comments.
3319 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3322 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3323 lang_hooks.types.type_for_size instead of
3324 build_nonstandard_integer_type.
3325 When converting an unsigned type to signed, double its precision.
3326 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3327 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3328 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3331 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3334 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3335 POINTER_PLUS_EXPR for pointer types.
3337 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3340 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3341 * graphite-clast-to-gimple.c: Include langhooks.h.
3342 (max_signed_precision_type): New.
3343 (max_precision_type): Takes two types as arguments.
3344 (precision_for_value): New.
3345 (precision_for_interval): New.
3346 (gcc_type_for_interval): New.
3347 (gcc_type_for_value): New.
3348 (gcc_type_for_clast_term): New.
3349 (gcc_type_for_clast_red): New.
3350 (gcc_type_for_clast_bin): New.
3351 (gcc_type_for_clast_expr): Split up into several functions.
3352 (gcc_type_for_clast_eq): Rewritten.
3353 (compute_bounds_for_level): New.
3354 (compute_type_for_level_1): New.
3355 (compute_type_for_level): New.
3356 (gcc_type_for_cloog_iv): Removed.
3357 (gcc_type_for_iv_of_clast_loop): Rewritten.
3358 (graphite_create_new_loop): Compute the lower and upper bound types
3359 with gcc_type_for_clast_expr.
3360 (graphite_create_new_loop_guard): Same.
3361 (find_cloog_iv_in_expr): Removed.
3362 (compute_cloog_iv_types_1): Removed.
3363 (compute_cloog_iv_types): Removed.
3364 (gloog): Do not call compute_cloog_iv_types.
3365 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3367 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3368 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3369 (GBB_CLOOG_IV_TYPES): Removed.
3371 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3373 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3374 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3375 (detect_commutative_reduction): Same.
3377 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3380 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3382 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3383 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3384 (rewrite_commutative_reductions_out_of_ssa): Same.
3385 * passes.c (execute_function_todo): Call verify_ssa for every pass
3386 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3387 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3388 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3389 with an extra argument.
3390 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3391 verify_ssa only when the extra argument is true.
3392 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3393 with an extra argument.
3394 (tree_transform_and_unroll_loop): Same.
3396 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3398 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3399 for all the passes of the LNO having LOOP_CLOSED_SSA.
3400 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3401 * tree-loop-distribution.c (pass_loop_distribution): Same.
3402 * tree-pass.h (TODO_verify_loops): Removed.
3403 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3405 (pass_tree_unswitch): Same.
3406 (pass_predcom): Same.
3407 (pass_vectorize): Same.
3408 (pass_linear_transform): Same.
3409 (pass_graphite_transforms): Same.
3410 (pass_iv_canon): Same.
3411 (pass_complete_unroll): Same.
3412 (pass_complete_unrolli): Same.
3413 (pass_parallelize_loops): Same.
3414 (pass_loop_prefetch): Same.
3415 (pass_iv_optimize): Same.
3417 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3420 * passes.c (init_optimization_passes): Move pass_lim before
3421 pass_copy_prop and pass_dce_loop.
3423 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3426 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3427 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3428 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3429 MULTI_* defines for 4 argument vpermil2p* builtins.
3431 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3433 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3434 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3435 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3436 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3437 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3438 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3439 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3440 Use x86_maybe_negate_const_int to output insn mnemonic.
3441 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3442 check from instruction predicate. Update comments.
3443 * config/i386/sync.md (sync_add<mode>): Use
3444 x86_maybe_negate_const_int to output insn mnemonic.
3446 2010-04-06 Jan Hubicka <jh@suse.cz>
3448 PR tree-optimization/42906
3449 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3450 IGNORE_SELF argument. Set visited_control_parents for fully
3452 (find_obviously_necessary_stmts): Update call of
3453 mark_control_dependent_edges_necessary.
3454 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3456 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3458 * config/i386/i386.md: Remove comment about 'e' and 'E'
3461 2010-04-06 Richard Guenther <rguenther@suse.de>
3463 PR tree-optimization/43627
3464 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3465 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3468 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3470 * BASE-VER: Change to 4.6.0.
3473 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3476 2010-04-06 Richard Guenther <rguenther@suse.de>
3479 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3481 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3483 * doc/invoke.texi (Optimize Options): Document that LTO
3484 won't remove object access purely due to incompatible
3487 2010-04-04 Matthias Klose <doko@ubuntu.com>
3489 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3490 Initialize variable.
3492 2010-04-03 Richard Guenther <rguenther@suse.de>
3495 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3496 require a non-NULL MEM_OFFSET.
3498 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3500 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3501 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3502 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3503 config/alpha/predicates.md, config/arm/arm.md,
3504 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3505 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3506 config/darwin9.h, config/darwin.c, config/darwin.h,
3507 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3508 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3509 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3510 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3511 config/mips/mips.md, config/mn10300/mn10300.c,
3512 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3513 config/rs6000/aix.h, config/rs6000/dfp.md,
3514 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3515 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3516 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3517 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3518 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3519 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3520 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3521 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3522 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3523 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3524 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3525 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3526 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3527 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3528 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3529 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3530 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3531 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3532 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3533 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3534 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3535 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3536 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3537 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3538 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3539 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3540 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3541 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3542 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3543 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3544 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3545 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3546 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3547 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3548 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3549 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3551 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3554 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3555 * aclocal.m4: Regenerate.
3557 2010-04-02 Richard Guenther <rguenther@suse.de>
3559 PR tree-optimization/43629
3560 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3561 if we have seen a constant value.
3563 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3565 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3567 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3570 * arm.c (legitimize_tls_address): Adjust call to
3571 gen_tls_load_dot_plus_four.
3572 (arm_note_pic_base): New function.
3573 (arm_cannot_copy_insn_p): Use it.
3574 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3577 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3582 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3584 * Makefile.in ($(out_object_file)): Depend on
3585 gt-$(basename $(notdir $(out_file))).h.
3587 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3589 * config.gcc (lm32-*-rtems*): Add t-lm32.
3591 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3593 * config.gcc: Add lm32-*-rtems*.
3594 * config/lm32/rtems.h: New file.
3596 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3599 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3601 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3603 * dwarf2out.c (output_compilation_unit_header): For
3604 -gdwarf-4 use version 4 instead of version 3.
3605 (output_line_info): For version 4 and above emit additional
3606 maximum ops per insn header field.
3607 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3609 * dwarf2out.c (is_c_family, is_java): Remove.
3610 (lower_bound_default): New function.
3611 (add_bound_info, gen_descr_array_type_die): Use it.
3613 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3616 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3617 re-declaration when it happens in a function.
3619 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3621 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3622 (cgraph_remove_function_insertion_hook): Same.
3623 (cgraph_call_function_insertion_hooks): Same.
3625 2010-04-01 Richard Guenther <rguenther@suse.de>
3628 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3629 and TREE_THIS_VOLATILE.
3630 (copy_ref_info): Likewise.
3631 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3632 * tree.c (build6_stat): Ignore side-effects of all but arg5
3633 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3636 2010-04-01 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/43607
3639 * ipa-type-escape.c (check_call): Do not access non-existing
3642 2010-04-01 Richard Guenther <rguenther@suse.de>
3646 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3647 Jack Howarth <howarth@bromo.med.uc.edu>
3649 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3652 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3654 * doc/install.texi (Prerequisites): Document libelf usability on
3655 IRIX 5/6 and Solaris 2.
3656 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3657 Update GNU as, GNU ld requirements.
3658 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3659 Document Sun Studio compiler download.
3660 Update and simplify as, ld recommendations.
3661 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3663 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3665 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3666 with_tune_32 to pentium4.
3668 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3672 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3675 obsoletion, removal.
3677 Document GNU as requirement.
3678 Update configure requirements.
3679 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3680 Recomment IRIX 6.5.18+.
3681 Document IDF/IDL requirement.
3682 Document GNU as requirement.
3683 Document GNU ld bootstrap failure.
3684 Remove freeware.sgi.com reference.
3686 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3689 UNIX V4.0, V5.0 obsoletion, removal.
3690 Remove --with-gc=simple reference.
3691 Update VM requirements during bootstrap.
3692 Remove -oldas bootstrap description.
3693 Update binutils reference.
3694 Remove comparison failure note.
3696 2010-03-31 Richard Guenther <rguenther@suse.de>
3697 Zdenek Dvorak <ook@ucw.cz>
3698 Sebastian Pop <sebastian.pop@amd.com>
3701 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3702 with multiple arguments.
3703 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3705 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3707 * graphite-dependences.c (print_pddr): Call print_pdr with an
3709 * graphite-poly.c (debug_pdr): Add an extra argument for the
3712 (print_pbb_domain): Same.
3714 (print_scop_context): Same.
3716 (print_cloog): Same.
3717 (debug_pbb_domain): Same.
3721 (debug_scop_context): Same.
3723 (debug_cloog): Same.
3724 (print_scop_params): Same.
3725 (debug_scop_params): Same.
3726 (print_iteration_domain): Same.
3727 (print_iteration_domains): Same.
3728 (debug_iteration_domain): Same.
3729 (debug_iteration_domains): Same.
3730 (print_scattering_function): Same.
3731 (print_scattering_functions): Same.
3732 (debug_scattering_function): Same.
3733 (debug_scattering_functions): Same.
3734 * graphite-poly.h (debug_pdr): Update declaration.
3736 (print_pbb_domain): Same.
3738 (print_scop_context): Same.
3740 (print_cloog): Same.
3741 (debug_pbb_domain): Same.
3745 (debug_scop_context): Same.
3747 (debug_cloog): Same.
3748 (print_scop_params): Same.
3749 (debug_scop_params): Same.
3750 (print_iteration_domain): Same.
3751 (print_iteration_domains): Same.
3752 (debug_iteration_domain): Same.
3753 (debug_iteration_domains): Same.
3754 (print_scattering_function): Same.
3755 (print_scattering_functions): Same.
3756 (debug_scattering_function): Same.
3757 (debug_scattering_functions): Same.
3759 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3761 * graphite-poly.c (print_scattering_function_1): New.
3762 (print_scattering_function): Call it.
3763 (print_scop_params): Remove spaces at the end of lines.
3766 * graphite-poly.h (print_cloog): Declared.
3767 (debug_cloog): Declared.
3769 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3771 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3773 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3774 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3775 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3776 to switch between adding the IV bump in loop->latch or in loop->header.
3778 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3780 * graphite-poly.c (print_scattering_function): Pretty print following
3783 (print_pbb_domain): Same.
3784 (dump_gbb_cases): Same.
3785 (dump_gbb_conditions): Same.
3788 (print_scop_params): Same.
3789 (print_scop_context): Same.
3791 (print_pbb_body): New.
3792 (lst_indent_to): New.
3793 (print_lst): Start new lines with a #.
3794 * graphite-poly.h (pbb_bb): New.
3795 (pbb_index): Use pbb_bb.
3796 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3798 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3800 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3802 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3803 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3804 and 0 instead of 1 for dw_val_class_flag.
3805 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3806 dw_val_class_range_list, dw_val_class_loc_list,
3807 dw_val_class_lineptr and dw_val_class_macptr, use
3808 DW_FORM_flag_present for dw_val_class_flag and
3809 DW_FORM_exprloc for dw_val_class_loc.
3810 (output_die): For -gdwarf-4 print dw_val_class_loc
3811 size as uleb128 instead of 1 or 2 bytes and don't print
3812 anything for dw_val_class_flag.
3814 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3815 instead of cselib_lookup following by tweaking locs->setting_insn.
3818 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3819 even before returning from label, setjmp call or volatile asm
3822 2010-03-31 Richard Guenther <rguenther@suse.de>
3825 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3826 temporary data on stack.
3828 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3830 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3831 (PUSHSECTION_ASM_OP): Remove.
3832 (POPSECTION_ASM_OP): Remove.
3833 (PUSHSECTION_FORMAT): Remove.
3834 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3835 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3836 * config/sol2.c (solaris_output_init_fini): Use it.
3838 2010-03-31 Jie Zhang <jie@codesourcery.com>
3841 * opt-functions.awk (var_type_struct): Use signed char type
3842 for simple variables.
3844 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3846 * config/sol2.c: Include output.h.
3847 (solaris_assemble_visibility): New function.
3848 * config/t-sol2 (sol2.o): Add output.h dependency.
3849 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3850 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3853 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3856 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3857 V2SImode or XFmode on PRE_DEC.
3860 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3863 2010-03-31 Jie Zhang <jie@codesourcery.com>
3866 * reload.h (caller_save_initialized_p): Declare.
3867 * toplev.c (backend_init_target): Don't call
3868 init_caller_save but set caller_save_initialized_p to false.
3869 * caller-save.c (caller_save_initialized_p): Define.
3870 (init_caller_save): Check caller_save_initialized_p.
3871 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3873 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3876 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3877 and soft-fp/t-softfp to tmake_file.
3878 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3879 (LIBGCC2_TF_CEXT): Define.
3882 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3885 * cselib.c (n_useless_values): Document handling of debug locs.
3886 (n_useless_debug_values, n_debug_values): New variables.
3887 (new_elt_loc_list): Don't add to debug values, keep count.
3888 (promote_debug_loc): New.
3889 (cselib_reset_table): Zero new variables.
3890 (entry_and_rtx_equal_p): Promote debug locs.
3891 (discard_useless_locs): Increment n_useless_debug_values for
3893 (remove_useless_values): Adjust n_useless_values and n_debug_values
3894 with n_useless_debug_values.
3895 (add_mem_for_addr): Promote debug locs.
3896 (cselib_lookup_mem): Likewise.
3897 (cselib_lookup_addr): Renamed to...
3898 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3899 (cselib_log_lookup): ... this. Turn into...
3900 (cselib_lookup_addr): ... new wrapper.
3901 (cselib_lookup_from_insn): New.
3902 (cselib_invalidate_regno): Increment n_useless_debug_values for
3904 (cselib_invalidate_mem): Likewise.
3905 (cselib_process_insn): Take n_deleted and n_debug_values into
3906 account to guard remove_useless_value call.
3907 (cselib_finish): Zero n_useless_debug_values.
3908 * cselib.h (cselib_lookup_from_insn): Declare.
3909 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3910 (sched_analyze_2): Likewise.
3912 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3914 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3916 (adjust_mems): Replace narrowing SUBREG of expression containing
3917 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3918 with operations in the narrower mode.
3921 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3922 regs_invalidated_by_call instead all call_used_reg_set registers.
3924 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3927 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3928 pointer comparisons with types_compatible_p.
3929 * tree-vect-stmts.c (vectorizable_call): Same.
3930 (vectorizable_condition): Same.
3932 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3934 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3935 stack check if the mask would be zero.
3937 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3938 Jack Howarth <howarth@bromo.med.uc.edu>
3940 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3943 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3946 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3948 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3949 Include ___unordxf2 and ___unordtf2.
3950 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3953 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3955 * config/lm32/t-lm32: New file.
3956 * config.gcc: Use the above file when targetting lm32.
3958 2010-03-28 Duncan Sands <baldrick@free.fr>
3960 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3962 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3965 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3966 Improve vectorization cost model diagnostic.
3968 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3971 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3972 compute_data_dependences_for_loop returns false, early exit
3973 and output an extra diagnostic for the failed data reference
3976 2010-03-29 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/43560
3979 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3980 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3982 2010-03-29 Jie Zhang <jie@codesourcery.com>
3985 * toplev.c (process_options): Set optimization_default_node
3986 and optimization_current_node.
3987 * opts.c (decode_options): Don't set optimization_default_node
3988 and optimization_current_node.
3990 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3992 * config/rtems.h: Abandon -qrtems_debug.
3994 2010-03-28 Jan Hubicka <jh@suse.cz>
3996 PR tree-optimization/43505
3997 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3998 map should not be copied.
4000 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4003 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4004 cdtors, set DECL_PRESERVE_P.
4005 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4008 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4010 PR tree-optimization/43528
4011 * stor-layout.c (place_field): Check that constant fits into
4012 unsigned HWI when skipping calculation of MS bitfield layout.
4014 2010-03-27 Jan Hubicka <jh@suse.cz>
4017 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4018 notice_global_symbol work.
4020 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4022 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4023 instead of dwarf2out_decl.
4024 (struct var_loc_node): Remove section_label field.
4025 (dwarf2out_function_decl): New function.
4026 (dwarf2out_var_location): Don't set section_label field.
4027 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4029 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4031 PR tree-optimization/43544
4032 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4033 First argument for builtin vectorized function hook is now a
4034 tree to be able to distinguish between machine specific and
4036 * targhooks.c (default_builtin_vectorized_function): Ditto.
4037 * targhooks.h (default_builtin_vectorized_function): Ditto.
4038 * target.h (struct gcc_target): Ditto.
4039 * tree-vect-stmts.c (vectorizable_function): Ditto.
4040 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4041 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4044 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4047 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4048 nested binding iff it is a FUNCTION_DECL.
4049 (store_parm_decls_newstyle): Pass nested=true to bind for
4050 FUNCTION_DECLs amongst parameters.
4052 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4054 * var-tracking.c (vt_expand_loc_callback): Don't run
4055 cselib_expand_value_rtx_cb in dummy mode if
4056 cselib_dummy_expand_value_rtx_cb returned false.
4058 * var-tracking.c (emit_note_insn_var_location): For one part
4059 notes with offset 0, don't add EXPR_LIST around the location.
4060 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4061 add_location_or_const_value_attribute): Adjust for that change.
4064 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4065 into first operand and location into second.
4066 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4067 dw_cfi_oprnd_loc for DW_CFA_expression.
4068 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4069 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4070 assume first argument is regnum and second argument is location.
4072 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4075 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4076 of scratch register to DImode. Split to DImode comparison operator.
4077 Use SImode subreg of scratch register in the multiplication.
4078 (*cmp_sadd_sidi): Ditto.
4079 (*cmp_ssub_si): Ditto.
4080 (*cmp_ssub_sidi): Ditto.
4082 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4085 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4086 Remove invalid assert and wrong comment.
4088 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4091 * flags.h (final_insns_dump_p): New extern.
4092 * final.c (final_insns_dump_p): New variable.
4093 (rest_of_clean_state): Set it before -fdump-final-insns=
4094 dumping, clear afterwards.
4095 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4096 MEM_ALIAS_SET on MEMs.
4098 2010-03-26 David S. Miller <davem@davemloft.net>
4100 * configure.ac: Fix sparc GOTDATA_OP bug check.
4101 * configure: Rebuild.
4103 2010-03-26 Alan Modra <amodra@gmail.com>
4105 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4107 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4109 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4110 TLS_SECTION_ASM_FLAG.
4112 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4115 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4116 Clear first_function_block_is_cold.
4119 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4120 argument if the argument is truth_value_p.
4122 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4124 * config/rs6000/constraints.md: Update copyright year for my changes.
4127 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4128 used in reg+reg addressing, swap registers.
4130 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4133 * target.h (struct gcc_target): Add code_end hook.
4134 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4136 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4137 * toplev.c (compile_file): Call targetm.asm_out.code_end
4138 hook before unwind info/debug info output.
4139 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4140 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4141 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4142 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4143 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4144 * config/i386/i386.c (ix86_file_end): Renamed to...
4145 (ix86_code_end): ... this. Make static. Don't call
4146 file_end_indicate_exec_stack. Emit unwind info using
4147 final_start_function/final_end_function.
4148 (darwin_x86_file_end): Remove.
4149 (TARGET_ASM_CODE_END): Define.
4150 * config/i386/i386.h (TARGET_ASM_FILE_END,
4151 NEED_INDICATE_EXEC_STACK): Don't define.
4152 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4153 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4154 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4155 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4158 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4159 at the beginning and final_end_function at the end.
4160 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4162 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4164 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4165 and Sun as TLS syntax.
4166 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4167 * configure: Regenerate.
4168 * config.in: Regenerate.
4169 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4170 (default_elf_asm_named_section): Use it.
4171 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4172 (i386_output_dwarf_dtprel): Likewise.
4173 (output_addr_const_extra): Likewise.
4174 (output_pic_addr_const): Lowercase @GOTTPOFF.
4175 (output_addr_const_extra): Likewise.
4176 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4177 (output_addr_const_extra): Likewise.
4178 (output_pic_addr_const): Lowercase @INDNTPOFF.
4179 (output_addr_const_extra): Likewise.
4180 (output_pic_addr_const): Lowercase @NTPOFF.
4181 (output_addr_const_extra): Likewise.
4182 (output_pic_addr_const): Lowercase @TPOFF.
4183 (output_addr_const_extra): Likewise.
4184 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4185 (*tls_global_dynamic_64): Likewise.
4186 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4187 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4189 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4190 (ASM_OUTPUT_TLS_COMMON): Use it.
4191 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4194 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4195 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4196 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4197 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4198 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4199 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4201 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4203 * config/i386/i386.c (override_options): Don't accept
4204 -mtls-dialect=sun any longer.
4205 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4206 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4207 (*tls_local_dynamic_base_32_sun): Likewise.
4208 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4210 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4213 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4214 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4217 * ira.c (adjust_cleared_regs): New function.
4218 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4222 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4224 * expr.c (expand_expr_real): Restore previous
4225 curr_insn_source_location and curr_insn_block after
4226 expand_expr_real_1 call.
4227 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4228 instead of expand_expr_real_1.
4230 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4232 PR rtl-optimization/43413
4233 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4236 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4239 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4240 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4242 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4244 * config/i386/i386.c (ix86_target_string): Add -mfma.
4245 Fix a typo in comment.
4247 2010-03-22 Mike Stump <mikestump@comcast.net>
4250 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4251 Don't overly align based upon packed packed fields.
4253 2010-03-22 Jason Merrill <jason@redhat.com>
4255 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4256 Use () rather than [], and move before the element type.
4258 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4260 * doc/configfiles.texi (Configuration Files): Removed
4261 fixinc/Makefile*, intl/Makefile.*.
4262 * doc/makefile.texi: Fixed markup. Abstract from version
4263 control system used.
4264 (Makefile): Removed obsolete gcc/java/parse.y example.
4265 * doc/sourcebuild.texi: Likewise.
4266 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4267 libgomp, libssp. Removed fastjar.
4268 (Miscellaneous Docs): Clarify location.
4269 Added COPYING3, COPYING3.LIB.
4270 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4272 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4275 * config/i386/i386.c (x86_function_profiler)
4276 [!NO_PROFILE_COUNTERS]: Fix typo.
4277 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4280 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4281 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4283 * doc/sourcebuild.texi (Test Directives): Split into six
4284 subsections, with most of the current text in new subsections
4285 Directives, Selectors, and Final Actions.
4286 (Directives): Split list of test directives into multiple
4288 (Selectors): Describe use and syntax of selectors.
4289 (Effective-Target Keywords): Describe all existing keywords.
4290 (Add Options): Describe features for dg-add-options.
4291 (Require Support): Describe variants of dg-require-support.
4292 (Final Actions): Describe commands to use in dg-final.
4294 2010-03-22 Michael Matz <matz@suse.de>
4297 * recog.c (validate_replace_rtx_group): Replace also in
4298 REG_EQUAL and REG_EQUIV notes.
4300 2010-03-22 Richard Guenther <rguenther@suse.de>
4302 PR tree-optimization/43390
4303 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4304 sure vector extracts are type correct.
4306 2010-03-22 Richard Guenther <rguenther@suse.de>
4309 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4310 x * sqrt (x) even when optimizing for size if the target
4311 has native support for sqrt.
4313 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4315 * varasm.c (make_decl_rtl_for_debug): Also clear
4316 flag_mudflap for the duration of make_decl_rtl call.
4319 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4320 locs from preserved VALUEs.
4322 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4325 * pa.md (movmemsi): Set align to one if zero.
4326 (movmemdi): Likewise.
4328 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4331 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4332 with their corresponding prologue pushes.
4334 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4337 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4338 at the begining or end.
4339 (spu_expand_epilogue): Likewise.
4341 2010-03-20 Richard Guenther <rguenther@suse.de>
4343 PR rtl-optimization/43438
4344 * combine.c (make_extraction): Properly zero-/sign-extend an
4345 extraction of the low part of a CONST_INT. Also handle
4348 2010-03-19 Mike Stump <mikestump@comcast.net>
4350 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4351 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4352 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4354 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4357 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4360 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4362 PR rtl-optimization/42258
4363 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4364 use that may match DEF.
4367 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4368 the cost of loading the constant rather than assuming
4370 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4371 outer code is AND, do the same tests as the andsi3 expander and
4372 return COSTS_N_INSNS (1) if and is cheap.
4374 * optabs.c (avoid_expensive_constant): Fix formatting.
4376 2010-03-19 Michael Matz <matz@suse.de>
4379 * attribs.c (decl_attributes): When rebuilding a function pointer
4380 type use the same qualifiers as the original pointer type.
4382 2010-03-19 Martin Jambor <mjambor@suse.cz>
4384 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4385 and is_gimple_ip_invariant_address.
4387 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4390 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4392 * config/arm/arm.c (arm_override_options): Turn off
4393 flag_dwarf2_cfi_asm for AAPCS variants.
4395 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4398 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4399 Use PRE_MODIFY instead of PRE_DEC.
4400 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4401 (vfp_emit_fstmd): Likewise.
4403 2010-03-19 Michael Matz <matz@suse.de>
4406 * builtins.c (expand_builtin_interclass_mathfn,
4407 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4410 2010-03-19 Richard Guenther <rguenther@suse.de>
4412 PR tree-optimization/43415
4413 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4414 (phi_translate_1): ... this.
4415 (phi_translate): Move all caching here. Cache all NARY
4416 and REFERENCE translations.
4418 2010-03-19 David S. Miller <davem@davemloft.net>
4420 With help from Eric Botcazou.
4421 * config/sparc/sparc.c: Include dwarf2out.h.
4422 (emit_pic_helper): Delete.
4423 (pic_helper_symbol_name): Delete.
4424 (pic_helper_emitted_p): Delete.
4425 (pic_helper_needed): New.
4426 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4427 (get_pc_thunk_name): New.
4428 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4429 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4430 Set pic_helper_needed to true. Don't call emit_pic_helper.
4431 (sparc_expand_prologue): Update load_pic_register call.
4432 (sparc_output_mi_thunk): Likewise.
4433 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4434 thunk if possible. Output CFI information as needed.
4436 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4437 Jack Howarth <howarth@bromo.med.uc.edu>
4440 * config/i386/i386.h: Fix ABI on darwin x86-32.
4442 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4444 * tree.h: Declare make_decl_rtl_for_debug.
4445 * varasm.c (make_decl_rtl_for_debug): New.
4446 * dwarf2out.c (rtl_for_decl_location): Call it.
4447 * cfgexpand.c (expand_debug_expr): Call it.
4449 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4452 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4456 * var-tracking.c (vt_init_cfa_base): Do nothing if
4457 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4459 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4462 * var-tracking.c (canonicalize_vars_star): New.
4463 (dataflow_post_merge_adjust): Use it.
4465 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4468 * var-tracking.c (non_suitable_const): New function.
4469 (add_uses): For DEBUG_INSNs with constants, don't record any
4470 value, instead just the constant value itself.
4471 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4472 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4473 (emit_notes_in_bb): Likewise.
4474 (emit_note_insn_var_location): For onepart variables if
4475 cur_loc is a VOIDmode constant, use DECL_MODE.
4477 2010-03-18 Martin Jambor <mjambor@suse.cz>
4480 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4481 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4482 all non-clones. Moved call redirection...
4483 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4484 (cgraph_materialize_all_clones): Dispose of all
4485 combined_args_to_skip bitmaps.
4486 (verify_cgraph_node): Do not check for edges pointing to wrong
4487 nodes in inline clones.
4488 * tree-inline.c (copy_bb): Call
4489 cgraph_redirect_edge_call_stmt_to_callee.
4490 * ipa.c (cgraph_remove_unreachable_nodes): Call
4491 cgraph_node_remove_callees even when there are used clones.
4493 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4495 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4497 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4500 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4503 2010-03-18 Michael Matz <matz@suse.de>
4506 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4507 into sqrt(x) if we need to preserve signed zeros.
4509 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4510 Eric Botcazou <ebotcazou@adacore.com>
4512 PR rtl-optimization/43360
4513 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4514 note if we don't know its invariant status.
4516 2010-03-18 Michael Matz <matz@suse.de>
4518 PR tree-optimization/43402
4519 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4520 PHI chains of ssa names registered for update.
4522 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4525 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4526 non-offsettable and pre_modify update addressing.
4527 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4528 and "2" alternatives "#".
4529 (*movdd_softfloat32): Make all alternatives "#";
4530 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4531 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4532 (*movdf_softfloat32): Make all alternatives "#";
4533 (movdi): Use the new DIFD mode iterator to create a common splitter
4534 for movdi, movdf and movdd patterns.
4536 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4538 * common.opt (dumpdir): Remove redundant tab.
4540 2010-03-17 Martin Jambor <mjambor@suse.cz>
4542 PR tree-optimization/43347
4543 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4544 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4546 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4548 PR rtl-optimization/42216
4549 * regrename.c (create_new_chain): New function, broken out from...
4550 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4551 appending a use to an empty chain.
4552 (build_def_use): Remove previous changes that convert OP_INOUT to
4553 OP_OUT operands; instead detect the case where an OP_INOUT operand
4554 uses a previously untracked register and create an empty chain for it.
4556 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4558 * doc/extend.texi (Function Attributes): Rewrite unfinished
4559 sentence in ms_abi documentation.
4561 2010-03-17 Alan Modra <amodra@gmail.com>
4563 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4564 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4565 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4566 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4568 2010-03-16 Richard Henderson <rth@redhat.com>
4571 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4572 (lower_try_finally): Save and restore eh_seq around the expansion
4575 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4577 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4578 statements before splitting block.
4580 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4582 * doc/sourcebuild.texi (Testsuites): Fix markup.
4583 Use pathnames relative to gcc/testsuite.
4584 (Test Directives): Move description of how timeout is determined.
4585 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4586 (C Tests): Correct gcc.misc-tests directory.
4587 Framework tests now live in gcc.test-framework.
4589 2010-03-16 Richard Guenther <rguenther@suse.de>
4592 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4593 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4595 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4596 Alexandre Oliva <aoliva@redhat.com>
4598 PR tree-optimization/42917
4599 * lambda-code.c (remove_iv): Skip debug statements.
4600 (lambda_loopnest_to_gcc_loopnest): Likewise.
4601 (not_interesting_stmt): Debug statements are not interesting.
4603 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4607 * cselib.c (cselib_preserve_constants,
4608 cfa_base_preserved_val): New static variables.
4609 (preserve_only_constants): New function.
4610 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4611 clear its REG_VALUES. If cselib_preserve_constants, don't
4612 empty the whole hash table, but preserve there VALUEs with constants,
4613 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4614 (cselib_preserve_cfa_base_value): New function.
4615 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4616 (cselib_init): Change argument to int bitfield. Set
4617 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4619 (cselib_finish): Clear cselib_preserve_constants and
4620 cfa_base_preserved_val.
4621 * cselib.h (enum cselib_record_what): New enum.
4622 (cselib_init): Change argument to int.
4623 (cselib_preserve_cfa_base_value): New prototype.
4624 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4625 * dse.c (dse_step1): Likewise.
4626 * cfgcleanup.c (thread_jump): Likewise.
4627 * sched-deps.c (sched_analyze): Likewise.
4628 * gcse.c (local_cprop_pass): Likewise.
4629 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4630 If FN is non-NULL, call the callback always and whenever it returns
4631 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4632 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4633 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4634 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4635 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4636 * var-tracking.c: Include recog.h.
4637 (bb_stack_adjust_offset): Remove.
4638 (vt_stack_adjustments): Don't call it, instead just gather the
4639 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4640 (adjust_stack_reference): Remove.
4641 (compute_cfa_pointer): New function.
4642 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4643 (struct adjust_mem_data): New type.
4644 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4646 (get_address_mode): New function.
4647 (replace_expr_with_values): Use it.
4648 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4649 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4650 (adjust_sets): Remove.
4651 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4652 Use get_address_mode.
4653 (get_adjusted_src): Remove.
4654 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4655 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4656 (add_with_sets): Don't call adjust_sets.
4657 (fp_setter, vt_init_cfa_base): New functions.
4658 (vt_initialize): Change return type to bool. Move most of pool etc.
4659 initialization to the beginning of the function from end. Pass
4660 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4661 If !frame_pointer_needed, call vt_stack_adjustment before mos
4662 vector is filled, call vt_init_cfa_base if argp/framep has been
4663 eliminated to sp. If frame_pointer_needed and argp/framep has
4664 been eliminated to hard frame pointer, set
4665 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4666 encountering fp setter in the prologue. For MO_ADJUST, call
4667 log_op_type before pusing the op into mos vector, not afterwards.
4668 Call adjust_insn before cselib_process_insn/add_with_sets,
4669 call cancel_changes (0) afterwards.
4670 (variable_tracking_main_1): Adjust for vt_initialize calling
4671 vt_stack_adjustments and returning whether it succeeded or not.
4673 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4675 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4678 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4680 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4682 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4683 drap_reg has not been set.
4685 2010-03-15 Michael Matz <matz@suse.de>
4688 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4689 use it to expand block copies.
4690 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4691 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4692 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4694 2010-03-15 Richard Guenther <rguenther@suse.de>
4696 PR tree-optimization/43367
4697 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4700 2010-03-15 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/43317
4703 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4705 2010-03-15 Martin Jambor <mjambor@suse.cz>
4707 PR tree-optimization/43141
4708 * tree-sra.c (create_abstract_origin): New function.
4709 (modify_function): Call create_abstract_origin.
4711 2010-03-15 Chris Demetriou <cgd@google.com>
4713 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4716 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4719 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4720 call insert_out_of_ssa_copy for default definitions.
4722 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4724 * graphite-clast-to-gimple.c (my_long_long): Defined.
4725 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4726 * graphite-sese-to-poly.c (my_long_long): Defined.
4727 (scop_ivs_can_be_represented): Use it.
4729 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4731 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4732 graphite-max-bbs-per-function, and loop-block-tile-size.
4733 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4735 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4737 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4739 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4740 forward declaration.
4741 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4742 (add_upper_bounds_from_estimated_nit): New.
4743 (build_loop_iteration_domains): Use it.
4745 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4747 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4752 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4753 should be an INTEGER_CST. Also handle CASE_CONVERT.
4755 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4757 * graphite.c (graphite_initialize): To bound the number of bbs per
4758 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4759 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4760 * doc/invoke.texi: Document it.
4762 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4764 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4765 * graphite-sese-to-poly.h (build_poly_scop): Same.
4767 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4769 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4770 the number of parameters in the scop. Use as an upper bound
4771 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4772 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4773 * doc/invoke.texi: Document it.
4775 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4777 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4778 * doc/c-tree.texi: Remove.
4779 * doc/generic.texi: Merge c-tree.texi here.
4780 * doc/gccint.texi (Trees): Remove menu entry.
4781 (c-tree.texi): Remove @include.
4782 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4783 * doc/languages.texi (Reading RTL): Ditto.
4785 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4788 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4790 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4793 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4794 code added to work around reload clobbering CONST insns.
4796 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4798 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4799 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4800 (cselib_preserve_only_values): Remove retain argument, don't
4801 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4802 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4803 * var-tracking.c (micro_operation): Move insn field before union.
4804 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4805 (struct variable_tracking_info_def): Remove n_mos field, change
4806 mos into a vector of micro_operations.
4807 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4808 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4809 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4810 changing into a vector.
4811 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4812 come before all other uops generated by add_stores.
4813 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4815 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4816 a vector. Run just one pass over the bbs instead of separate counting
4817 and computation phase.
4818 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4821 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4822 into *nonlocalized_list vector.
4823 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4824 even if origin is non-NULL.
4825 (gen_variable_die): Likewise.
4826 (process_scope_var): Don't change origin.
4827 (gen_decl_die): Likewise.
4828 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4829 before adding new edges instead of after it, fix moving over
4832 2010-03-11 David S. Miller <davem@davemloft.net>
4834 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4836 * configure: Rebuild.
4838 2010-03-11 Martin Jambor <mjambor@suse.cz>
4840 PR tree-optimization/43257
4841 * tree.c (assign_assembler_name_if_neeeded): New function.
4842 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4844 * tree.h (assign_assembler_name_if_neeeded): Declare.
4845 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4846 the function if needed.
4848 2010-03-11 Chris Demetriou <cgd@google.com>
4850 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4851 include/stdint-gcc.h, and include/stdint.h world-readable.
4853 2010-03-11 Richard Guenther <rguenther@suse.de>
4855 PR tree-optimization/43255
4856 * tree-vrp.c (process_assert_insertions_for): Do not insert
4857 asserts for trivial conditions.
4859 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4861 PR tree-optimization/43280
4862 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4863 generation. Move calculation of size out of the if branch.
4864 (find_bswap): Modify compare number generation.
4866 2010-03-11 Richard Guenther <rguenther@suse.de>
4869 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4870 (input_gimple_stmt): Fixup handled component types during
4871 operand read. Also fix up decls in ADDR_EXPRs.
4873 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4875 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4876 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4878 2010-03-10 Jan Hubicka <jh@suse.cz>
4881 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4882 * varasm.c (get_variable_section): Don't do that here...
4883 (make_decl_rtl): ... and here.
4884 (do_assemble_alias): Produce decl RTL.
4885 (assemble_alias): Likewise.
4887 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4890 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4891 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4893 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4894 (based_loc_descr): Only express drap or vdrap regno based expressions
4895 using DW_OP_fbreg when not optimizing.
4896 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4897 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4898 REG_CFA_SET_VDRAP note.
4900 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4902 PR tree-optimization/43236
4903 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4904 error in calculation of base address in reverse iteration case.
4905 (generate_builtin): Take number of latch executions if the statement
4908 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4911 * tree-eh.c: Include pointer-set.h.
4912 (lower_eh_dispatch): Filter out duplicate case labels and
4913 remove the unneeded edge when the label is unused. Return
4914 true when some edges are removed.
4915 (execute_lower_eh_dispatch): When any lowering resulted in
4916 removing an edge, also delete unreachable blocks.
4918 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4921 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4922 UNSPEC_MACHOPIC_OFFSET.
4924 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4927 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4928 (m68k_delegitimize_address): New function.
4930 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4933 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4936 * var-tracking.c (adjust_sets): New function.
4937 (count_with_sets, add_with_sets): Use it.
4938 (get_adjusted_src): New inline function.
4939 (add_stores): Use it.
4942 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4943 call cselib_dummy_expand_value_rtx_cb instead of
4944 cselib_expand_value_rtx_cb.
4947 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4948 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4949 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4950 and .cfi_endproc around the pic thunks.
4951 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4952 all queued unwind info register saves are saved before the call.
4953 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4954 considered as sp-=4 for unwind info and the pop as sp+=4 which
4955 also clobbers dest, but doesn't actually restore it.
4958 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4959 RTX_FRAME_RELATED_P.
4961 2010-03-09 Jie Zhang <jie@codesourcery.com>
4963 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4964 whitespaces in output template.
4966 2010-03-09 Jie Zhang <jie@codesourcery.com>
4968 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4971 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4973 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4974 builtins.exp in a separate job.
4976 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4978 * graphite-sese-to-poly.c (add_param_constraints): Use
4979 lower_bound_in_type and upper_bound_in_type.
4981 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4983 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4984 instead of unsigned_type_node.
4986 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4987 Reza Yazdani <reza.yazdani@amd.com>
4990 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4991 on pointer type parameters.
4993 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4997 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4998 handle conversions from pointer to integers.
4999 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5000 induction variable, to be able to work with code generated by CLooG.
5001 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5002 (build_poly_scop): Bail out if we cannot codegen a loop.
5004 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5006 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5007 code generation with gloog_error.
5009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5011 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5012 Call fold_convert on all the returned values.
5013 (expand_scalar_variables_expr): Pass to
5014 expand_scalar_variables_ssa_name the type of the resulting expression.
5016 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5018 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5019 ppl_min_for_le_pointset.
5020 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5021 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5023 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5025 * graphite-dependences.c (map_into_dep_poly): Removed.
5026 (dependence_polyhedron_1): Use combine_context_id_scat.
5028 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5030 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5031 (struct poly_bb): Same.
5032 (combine_context_id_scat): New.
5034 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5037 * sese.c (name_defined_in_loop_p): Return false for default
5040 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5042 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5043 and clean up the logic.
5045 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5047 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5050 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5052 * var-tracking.c (remove_cselib_value_chains): Define only for
5054 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5055 delete_slot_part, emit_notes_for_differences_1): Don't call
5056 remove_cselib_value_chains here.
5057 (set_slot_part, emit_notes_for_differences_2): Don't call
5058 add_cselib_value_chains here.
5059 (preserved_values): New vector.
5060 (preserve_value): New function.
5061 (add_uses, add_stores, vt_add_function_parameters): Use it
5062 instead of cselib_preserve_value.
5063 (changed_values_stack): New vector.
5064 (check_changed_vars_0): New function.
5065 (check_changed_vars_1, check_changed_vars_2): Use it.
5066 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5067 changed_values_stack VALUEs.
5068 (vt_emit_notes): For all preserved_values call
5069 add_cselib_value_chains. If ENABLE_CHECKING call
5070 remove_cselib_value_chains before verifying value_chains is empty.
5071 Initialize and free changed_values_stack.
5072 (vt_initialize): Initialize preserved_values.
5073 (vt_finalize): Free preserved_values.
5075 2010-03-08 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/43269
5078 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5081 2010-03-08 Martin Jambor <mjambor@suse.cz>
5083 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5084 (ipa_is_param_called): Removed.
5085 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5086 (ipa_print_node_params): Do not print the called flag.
5087 (ipa_write_node_info): Do not stream the called flag.
5088 (ipa_read_node_info): Likewise.
5090 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5093 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5094 * cselib.c (struct expand_value_data): Add dummy field.
5095 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5097 (cselib_dummy_expand_value_rtx_cb): New function.
5098 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5100 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5101 * var-tracking.c: Include pointer-set.h.
5102 (variable): Change n_var_parts to char from int. Add
5103 cur_loc_changed and in_changed_variables fields.
5104 (variable_canonicalize): Remove.
5105 (shared_var_p): New inline function.
5106 (unshare_variable): Maintain cur_loc_changed and
5107 in_changed_variables fields. If var was in changed_variables,
5108 replace it there with new_var. Just copy cur_loc instead of
5109 resetting it to something else.
5110 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5111 (dataflow_set_union): Don't call variable_canonicalize.
5112 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5113 of their DEBUG_EXPR_TREE_DECLs.
5114 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5115 and in_changed_variables and cur_loc_changed is false.
5116 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5117 and cur_loc_changed. Don't update cur_loc here.
5118 (variable_merge_over_src): Don't call variable_canonicalize.
5119 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5120 removing loc that is equal to cur_loc, clear cur_loc,
5121 set cur_loc_changed and ensure variable_was_changed is called.
5122 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5123 compare pointers in cur_loc check, if it is equal to loc,
5124 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5125 (variable_different_p): Remove compare_current_location argument,
5126 don't compare cur_loc.
5127 (dataflow_set_different_1): Adjust variable_different_p caller.
5128 (variable_was_changed): If dv had some var in changed_variables
5129 already, reset in_changed_variables flag for it and propagate
5130 cur_loc_changed over to the new variable. On empty var
5131 always set cur_loc_changed. Set in_changed_variables on whatever
5132 var is added to changed_variables.
5133 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5134 Use shared_var_p. When removing loc that is equal to cur_loc,
5135 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5136 end, don't set it to something else, just call variable_was_changed.
5137 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5138 loc being removed, clear cur_loc and set cur_loc_changed.
5139 Set cur_loc_changed if all locations have been removed.
5140 (struct expand_loc_callback_data): New type.
5141 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5142 allocated. Always create SUBREGs if simplify_subreg failed.
5143 Prefer to use cur_loc, when that fails and still in
5144 changed_variables (and seen first time) recompute it. Set
5145 cur_loc_changed of variables which had to change cur_loc and
5146 compute elcd->cur_loc_changed if any of the subexpressions used
5147 had to change cur_loc.
5148 (vt_expand_loc): Adjust to pass arguments in
5149 expand_loc_callback_data structure.
5150 (vt_expand_loc_dummy): New function.
5151 (emitted_notes): New variable.
5152 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5153 that weren't used for any other decl in current
5154 emit_notes_for_changes call call vt_expand_loc_dummy to update
5155 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5156 first loc_chain location if NULL before. Always use just
5157 cur_loc instead of first loc_chain location. When cur_loc_changed
5158 is false, when not --enable-checking=rtl just don't emit any note.
5159 When rtl checking, compute the note and assert it is the same
5160 as previous note. Clear cur_loc_changed and in_changed_variables
5161 at the end before removing from changed_variables.
5162 (check_changed_vars_3): New function.
5163 (emit_notes_for_changes): Traverse changed_vars to call
5164 check_changed_vars_3 on each changed var.
5165 (emit_notes_for_differences_1): Clear cur_loc_changed and
5166 in_changed_variables. Recompute cur_loc of new_var.
5167 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5168 (vt_emit_notes): Initialize and destroy emitted_notes.
5170 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5172 PR rtl-optimization/42220
5173 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5174 Use verify_reg_tracked to determine if we should use OP_OUT rather
5176 (build_def_use): If we see an in-out operand for a register that we
5177 know nothing about, treat is an output if possible, fail the block if
5180 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5183 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5186 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5189 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5190 uses of relevant DEFs that are dead outside the loop too.
5192 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5194 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5196 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5198 * var-tracking.c (values_to_unmark): New variable.
5199 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5200 values_to_unmark vector. Moved body to...
5201 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5202 instead queue it into values_to_unmark vector.
5203 (vt_find_locations): Free values_to_unmark vector.
5205 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5207 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5208 (site.exp): Export them when plugins are enabled.
5210 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5213 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5215 (chrec_fold_multiply): Same.
5217 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5220 * c-decl.c (build_compound_literal): Return early if init is
5223 2010-03-04 Martin Jambor <mjambor@suse.cz>
5225 PR tree-optimization/43164
5226 PR tree-optimization/43191
5227 * tree-sra.c (type_consists_of_records_p): Reject records with
5228 zero-size bit-fields at the end.
5230 2010-03-04 Mike Stump <mikestump@comcast.net>
5232 * Makefile.in (TAGS): Remove *.y.
5234 2010-03-04 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/40761
5237 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5239 (my_rev_post_order_compute): New function.
5240 (init_pre): Call it.
5242 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5245 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5246 decrease the cost of an IV candidate when the cost is infinite.
5248 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5250 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5251 Use '3DNow!' for the extension of that name, ensure normal space
5253 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5255 2010-03-03 Jeff Law <law@redhat.com>
5257 * PR middle-end/32693
5258 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5259 than gen_rtx_SUBREG.
5260 (extract_bit_field_1): Likewise.
5262 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5264 * doc/sourcebuild.texi (Test directives): Document that arguments
5265 include-opts and exclude-opts are now optional for dg-skip-if,
5266 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5268 2010-03-03 Jason Merrill <jason@redhat.com>
5271 * cgraph.h (varpool_node): Add extra_name field.
5272 * varpool.c (varpool_extra_name_alias): New.
5273 (varpool_assemble_decl): Emit extra name aliases.
5274 (varpool_mark_needed_node): Look past an extra name alias.
5275 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5276 * lto-streamer-in.c (lto_input_tree): Read it.
5277 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5279 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5281 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5282 (sparc*-*-solaris2*): ...this.
5284 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5287 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5288 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5289 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5290 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5293 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5294 fallthrough to default handling, just with want_address 0 instead of 2.
5295 For single element lists, add_AT_loc directly, otherwise create an
5296 artificial variable DIE and stick location list to it.
5299 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5300 (VAL_EXPR_HAS_REVERSE): Define.
5301 (reverse_op): New function.
5302 (add_stores): For reversible operations add an extra MO_VAL_USE.
5304 2010-03-02 Jason Merrill <jason@redhat.com>
5306 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5308 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5310 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5311 (sparc64-*-linux*): Likewise.
5312 (sparc64-*-solaris2*): Include assembler files before linker ones.
5313 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5314 * config/sparc/gas.h: Delete.
5315 * config/sparc/sol2-64.h: Add copyright notice.
5316 * config/sparc/sol2-gas-bi.h: Likewise.
5317 * config/sparc/sol2-gld.h: Likewise.
5318 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5319 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5320 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5321 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5322 (sparc_elf_asm_named_section): Rename into...
5323 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5325 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5327 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5329 2010-03-02 Jeff Law <law@redhat.com>
5332 * reload1.c (rtx_p, substitute_stack): Declare.
5333 (substitute): Record addresses of changed rtxs.
5334 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5335 Restore the original rtx when complete.
5336 (reload): Free subsitute_stack when complete.
5338 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5340 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5341 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5343 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5344 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5345 Torture Tests): Change from subsection to section.
5347 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5348 Steven Bosscher <steven@gcc.gnu.org>
5350 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5353 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5356 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5357 the assignment from the new induction variable to the assignment
5358 of the value from the original loop PHI function.
5360 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5361 Daniel Jacobowitz <dan@codesourcery.com>
5363 * doc/sourcebuild.texi (Test directives): Clarify options to
5366 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5368 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5369 Disable cfi directives unless GCC and gas agree on using read-only
5370 .eh_frame sections for 64-bit.
5371 * configure: Regenerate.
5373 2010-03-01 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/43220
5376 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5377 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5379 2010-03-01 Richard Guenther <rguenther@suse.de>
5380 Martin Jambor <mjambor@suse.cz>
5383 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5384 gimplified parameters.
5386 2010-03-01 Christian Bruel <christian.bruel@st.com>
5388 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5390 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5392 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5394 2010-03-01 Richard Guenther <rguenther@suse.de>
5397 * expr.c (expand_assignment): Use the alias-oracle to tell
5398 if the rhs aliases the result decl.
5400 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5403 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5404 to sol_gt_pch_get_address.
5405 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5406 64-bit, SPARC and x86.
5407 (sol_gt_pch_get_address): New function.
5409 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5411 * toplev.h (inform_n, error_n): Declare.
5412 * diagnostic.c (inform_n, error_n): New function.
5414 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5416 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5417 has no rtl yet when processing local_decls, queue it and recheck
5418 if deferred stack allocation hasn't assigned it rtl.
5420 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5422 * config/sh/sh.c (unspec_bbr_uid): New.
5423 (gen_block_redirect): Use it instead of INSN_UID.
5424 (gen_far_branch): Likewise.
5426 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5428 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5429 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5431 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5433 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5434 (Warning Options): -Wno-conversion-null is valid for
5435 Objective-C++ as well.
5436 * doc/tm.texi (Named Address Spaces): Likewise.
5437 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5438 * doc/tree-ssa.texi (Tree SSA): Likewise.
5440 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5443 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5444 by default. Don't set the default arch for
5445 i[34567]86-*-darwin*|x86_64-*-darwin*.
5447 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5450 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5451 default. Set the default 32bit/64bit archs with $with_arch
5452 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5454 2010-02-27 Richard Guenther <rguenther@suse.de>
5456 PR tree-optimization/43186
5457 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5458 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5459 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5460 unroller iterations.
5462 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5464 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5465 required and i[34567]86-*-* targets don't support 64bit ISA.
5467 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5470 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5473 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5475 * config.gcc: Set the default arch at least to Prescott for
5476 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5477 if SSE math is enabled.
5479 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5481 * diagnostic.c (diagnostic_initialize): Update.
5482 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5484 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5485 (diagnostic_inhibit_notes): New.
5486 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5488 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5491 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5492 * doc/standards.texi: Likewise.
5493 * doc/extend.texi: Likewise.
5494 * doc/trouble.texi: Likewise.
5495 * doc/cppopts.texi: Likewise.
5496 * doc/install.texi: Likewise.
5497 * c.opt (std=c90,std=gnu90): New options.
5498 * c-opts.c (c_common_handle_option): Handle them.
5500 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5503 * c-decl.c (undeclared_variable): Use an informative note.
5505 2010-02-26 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/43186
5508 * gimple.h (gimple_fold): Remove.
5509 * gimple.c (gimple_fold): Remove. Inline into single user ...
5510 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5511 Try harder for conditions.
5513 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5516 * function.c (used_types_insert): Don't skip through named pointer
5517 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5518 and it is different from the main variant's type.
5520 2010-02-26 Nick Clifton <nickc@redhat.com>
5522 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5524 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5526 * config.gcc: Support --with-fpmath=sse for x86.
5528 * config/i386/ssemath.h: New.
5530 * doc/install.texi (--with-fpmath=sse): Documented.
5532 2010-02-26 Richard Guenther <rguenther@suse.de>
5534 PR tree-optimization/43188
5535 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5536 vector types of over-aligned element type.
5538 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5541 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5542 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5544 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5546 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5548 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5550 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5551 * var-tracking.c: Include diagnostic.h.
5552 (debug_dv): New function.
5553 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5556 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5557 (add_value_chain, add_value_chains, remove_value_chain,
5558 remove_value_chains): Handle DEBUG_EXPRs.
5559 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5562 * regcprop.c (struct queued_debug_insn_change): New type.
5563 (struct value_data_entry): Add debug_insn_changes field.
5564 (struct value_data): Add n_debug_insn_changes field.
5565 (debug_insn_changes_pool): New variable.
5566 (free_debug_insn_changes, apply_debug_insn_changes,
5567 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5568 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5569 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5571 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5573 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5574 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5575 changes, call cprop_find_used_regs via note_stores.
5576 (copyprop_hardreg_forward): When copying vd from predecessor
5577 which has any queued DEBUG_INSN changes, make sure the pointers are
5578 cleared. At the end call df_analyze and then if there are any
5579 DEBUG_INSN changes queued at the end of some basic block for still
5580 live registers, apply them.
5581 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5583 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5585 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5588 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5590 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5591 targets. Set the default with_cpu/with_arch from arch/cpu.
5592 Allow x86-64 and native for with_cpu/with_arch.
5594 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5596 * ebitmap.c: Change calls to verify_popcount with calls to
5597 sbitmap_verify_popcount.
5598 (ebitmap_clear_bit): Fixed map->cacheindex test and
5599 map>cache update when bit clearing results in an empty
5602 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5605 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5606 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5607 and support both V2DF and V2DI modes.
5608 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5609 support both V2DF and V2DI modes.
5610 (general): Delete trailing whitespace from a few patterns.
5612 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5613 V2DF/V2DI interleave high/low builtins.
5615 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5618 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5619 interleave high/low functions.
5621 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5623 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5624 #pragma extern_prefix.
5626 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5629 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5630 BLKmode, assert op0 is a MEM and just adjust its mode.
5633 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5634 if bitpos isn't multiple of mode's bitsize.
5636 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5638 * c.opt (-ftemplate-depth=): New.
5639 (-ftemplate-depth-): Deprecate.
5640 * optc-gen.awk: Handle -ftemplate-depth=.
5641 * opth-gen.awk: Likewise.
5642 * c-opts.c (c_common_handle_option): Likewise.
5643 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5645 2010-02-24 Jason Merrill <jason@redhat.com>
5647 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5649 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5651 * cfg.c (alloc_aux_for_block): Remove inline.
5652 (alloc_aux_for_edge): Likewise.
5654 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5656 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5658 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5661 * config/i386/sol2-gas.h: New file.
5662 * config.gcc (i[34567]86-*-solaris2*): Use it.
5664 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5667 * c-typeck.c (ep_convert_and_check): New.
5668 (build_conditional_expr): Use it.
5669 (build_binary_op): Likewise.
5671 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5673 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5676 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5677 bounds even for -O+.
5678 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5679 expr needs to have DECL_NAME set.
5681 2010-02-24 Nick Clifton <nickc@redhat.com>
5683 * config/mep/mep.c: Include gimple.h.
5684 (mep_function_uses_sp): Delete unused function.
5685 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5686 parameters. Use unsigned integers to count args. Return a
5687 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5689 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5692 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5693 greater or equal to nelt instead of 2 * nelt.
5694 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5697 2010-02-23 Jason Merrill <jason@redhat.com>
5700 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5701 in cfun->local_decls even if they have register types.
5704 * stor-layout.c (place_field): Don't warn about unnecessary
5705 DECL_PACKED if the type is packed.
5707 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5710 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5711 GOTOFF relocs, even when the base reg isn't pic pointer.
5713 2010-02-23 Michael Matz <matz@suse.de>
5716 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5717 (expand_gimple_basic_block): Generate and use debug temps if there
5718 are debug uses left after the last real use of TERed ssa names.
5719 Unlink debug immediate uses when they are expanded.
5721 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5724 * config/i386/i386.c (override_options): Reorganise to provide
5725 better error messages.
5727 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5730 * graphite-scop-detection.c (create_single_exit_edge): Move
5731 the call to find_single_exit_edge to....
5732 (create_sese_edges): ...here. Don't handle multiple edges
5733 exiting the function.
5734 (build_graphite_scops): Don't handle multiple edges
5735 exiting the function.
5737 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5740 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5741 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5743 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5746 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5748 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5751 * c-typeck.c (convert_arguments): Print declaration location.
5752 * c-common.c (validate_nargs): Rename as
5753 builtin_function_validate_nargs.
5754 (check_builtin_function_arguments): Update.
5756 2010-02-22 Richard Guenther <rguenther@suse.de>
5759 * tree-inline.c (declare_return_variable): Use the type of
5760 the call stmt lhs if available.
5762 2010-02-22 Duncan Sands <baldrick@free.fr>
5764 * passes.c (register_pass): Always consider all pass lists when
5765 ref_pass_instance_number is zero.
5767 2010-02-22 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/42749
5770 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5771 parameter. Do arithmetic in the original type.
5772 (update_accumulator_with_ops): Likewise.
5773 (adjust_accumulator_values): Adjust.
5775 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5777 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5778 (QI to BLKmode splitter): New splitter.
5780 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5782 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5783 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5785 2010-02-22 Richard Guenther <rguenther@suse.de>
5787 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5789 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5791 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5792 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5793 ($(T)crti.o, $(T)crtn.o): Remove rules.
5795 2010-02-21 Tobias Burnus <burnus@net-b.de>
5798 * doc/invoke.texi (-fassociative-math): Document that this
5799 option is automatically enabled for Fortran.
5801 2010-02-20 David S. Miller <davem@davemloft.net>
5803 * configure.ac: Test if linker and assembler properly support
5804 GOTDATA_OP relocations.
5805 * configure: Rebuild.
5806 * config.in: Likewise.
5807 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5808 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5809 (movsi_high_pic): Likewise.
5810 (movdi_lo_sum_pic): Likewise.
5811 (movdi_high_pic): Likewise.
5812 (movsi_pic_gotdata_op): New pattern.
5813 (movdi_pic_gotdata_op): Likewise.
5814 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5815 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5817 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5820 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5821 attribute to ssemul.
5822 (xop_mulv2div2di3_high): Ditto.
5824 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5827 * c.opt (Wconversion-null): New option.
5828 * doc/invoke.texi (Wconversion-null): Document.
5830 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5832 * common.opt (Wlarger-than-): Add Undocumented.
5834 2010-02-19 Mike Stump <mikestump@comcast.net>
5836 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5838 2010-02-19 Jason Merrill <jason@redhat.com>
5841 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5842 * configure: Likewise.
5844 2010-02-20 Alan Modra <amodra@gmail.com>
5847 * cgraph.h (cgraph_make_decl_local): Declare.
5848 * cgraph.c (cgraph_make_decl_local): New function.
5849 (cgraph_make_node_local): Use it.
5850 * cgraphunit.c (cgraph_function_versioning): Likewise.
5851 * ipa.c (function_and_variable_visibility): Likewise.
5853 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5856 * except.c (sjlj_emit_function_enter): Don't call
5857 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5859 * rtl.h (add_reg_br_prob_note): Remove prototype.
5861 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5864 * c-common.c (conversion_warning): Remove widening conversions
5865 before checking the conversion of integers to reals.
5867 2010-02-19 Mike Stump <mikestump@comcast.net>
5870 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5873 * cgraphunit.c (process_function_and_variable_attributes): Check
5874 DECL_PRESERVE_P instead of looking up attribute "used".
5875 * ipa-pure-const.c (check_decl): Likewise.
5876 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5877 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5878 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5879 instead of attribute "used".
5880 * config/sol2-c.c (solaris_pragma_init): Likewise.
5881 (solaris_pragma_fini): Likewise.
5883 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5885 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5886 Use XCNEW instead of xcalloc.
5887 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5888 XNEW instead of xmalloc.
5889 (get_fields): Use XNEWVEC instead of xmalloc.
5892 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5893 populate vars array.
5894 (create_new_general_access): For debug stmts just reset value.
5895 (get_stmt_accesses): For accesses within debug stmts just record them
5896 using add_access_to_acc_sites instead of preventing the peeling or
5897 counting them as accesses.
5900 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5902 2010-02-19 Richard Guenther <rguenther@suse.de>
5904 PR tree-optimization/42916
5905 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5908 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5910 * configure.ac: Replace all uses of changequote in macro arguments
5911 with proper quoting.
5913 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5916 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5918 2010-02-19 Richard Guenther <rguenther@suse.de>
5920 PR tree-optimization/42944
5921 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5922 test for aliasing with errno.
5924 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5927 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5928 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5929 * dojump.c: Include output.h.
5930 (inv): New inline function.
5931 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5932 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5933 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5934 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5935 argument, pass it down to other calls.
5936 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5937 add REG_BR_PROB note to the conditional jump.
5938 * cfgexpand.c (add_reg_br_prob_note): Removed.
5939 (expand_gimple_cond): Don't call it, add the probability
5940 as last argument to jumpif_1/jumpifnot_1.
5941 * Makefile.in (dojump.o): Depend on output.h.
5942 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5944 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5945 * stmt.c (do_jump_if_equal): Likewise.
5946 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5947 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5948 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5950 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5951 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5952 jumpifnot_1 callers.
5953 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5955 (store_expr): Adjust jumpifnot caller.
5956 (store_constructor): Adjust jumpif caller.
5959 * gimplify.c (gimple_boolify): For __builtin_expect call
5960 gimple_boolify also on its first argument.
5962 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5964 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5966 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5967 * configure: Regenerated.
5969 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5971 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5972 lang_hooks.types_compatible_p instead of comptypes.
5974 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5976 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5977 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5978 if __prefer_thumb__ is defined.
5980 2010-02-18 Martin Jambor <mjambor@suse.cz>
5982 PR tree-optimization/43066
5983 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5984 array with zero-sized element type.
5986 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5988 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5989 rtx, allocate struct var_loc_node here and return it to the
5990 caller, and only if it is actually needed.
5991 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5992 move it earlier and return immediately if it returns NULL.
5994 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5996 * config/sparc/gas.h: New file. Restore
5997 TARGET_ASM_NAMED_SECTION to its ELF default.
5998 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6000 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6001 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6002 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6003 after sparc/sysv4.h.
6005 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6007 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6009 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6011 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6012 patterns from predicated pattern.
6014 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6017 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6018 for insn mnemonic suffix.
6020 2010-02-17 Richard Guenther <rguenther@suse.de>
6022 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6025 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6028 * caller-save.c (save_call_clobbered_regs): If BB ends with
6029 a DEBUG_INSN, move any notes in between last real insn and the last
6030 DEBUG_INSN after the last DEBUG_INSN.
6032 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6034 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6035 Fix return type. Fix argument type. Explain meaning of return value.
6037 2010-02-16 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/41043
6040 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6041 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6043 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6045 2010-02-16 Ira Rosen <irar@il.ibm.com>
6047 PR tree-optimization/43074
6048 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6049 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6050 vectorizable cycles in hybrid SLP check.
6051 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6053 2010-02-16 Richard Guenther <rguenther@suse.de>
6055 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6056 (true_dependence): If memrefs_conflict_p computes must-alias
6057 trust it. Move TBAA check after offset-based disambiguation.
6058 (canon_true_dependence): Likewise.
6060 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6062 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6063 * doc/invoke.texi: Document it.
6064 * var-tracking.c: Include toplev.h and params.h.
6065 (vt_find_locations): Return bool indicating success. Compute
6066 hash sizes unconditionally. Check new parameter, report.
6067 (variable_tracking_main_1): Check vt_find_locations results and
6068 retry. Renamed from...
6069 (variable_tracking_main): ... this. New wrapper to preserve
6070 flag_var_tracking_assignments.
6071 * Makefile.in (var-tracking.o): Adjust dependencies.
6073 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6074 Jakub Jelinek <jakub@redhat.com>
6077 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6078 if weak_import attribute is present.
6079 * config/darwin.c (machopic_select_section): Likewise.
6081 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6083 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6084 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6085 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6086 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6088 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6091 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6094 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6095 Rewrite text to refer to the names.
6097 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6099 * config/i386/i386-builtin-types.def
6100 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6101 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6102 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6103 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6104 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6105 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6106 IX86_BUILTIN_VPERMIL2PS256.
6107 (MULTI_ARG_4_DF2_DI_I): Defined.
6108 (MULTI_ARG_4_DF2_DI_I1): Defined.
6109 (MULTI_ARG_4_SF2_SI_I): Defined.
6110 (MULTI_ARG_4_SF2_SI_I1): Defined.
6111 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6112 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6113 __builtin_ia32_vpermil2ps256.
6114 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6115 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6116 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6117 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6118 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6119 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6120 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6121 CODE_FOR_xop_vpermil2v8sf3.
6122 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6123 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6124 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6125 (_mm256_permute2_pd): New.
6126 (_mm_permute2_ps): New.
6127 (_mm256_permute2_ps): New.
6129 2010-02-15 Nick Clifton <nickc@redhat.com>
6131 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6132 boolean parameters. Use emit_jump_insn when emitting a pop
6133 instruction containing a return insn.
6134 (push): Use 'true' rather than '1' as second parameter to F.
6135 (h8300_expand_prologue): Likewise.
6136 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6137 (h8300_expand_epilogue): Likewise.
6139 2010-02-15 Richard Guenther <rguenther@suse.de>
6142 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6145 2010-02-15 Nick Clifton <nickc@redhat.com>
6147 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6150 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6152 * intl.c (fake_ngettext): New function.
6153 * intl.h (fake_ngettext): Declare.
6154 (ngettext): Define macro.
6155 * collect2.c (notice_translated): New function.
6156 (main): Use notice_translated and ngettext.
6157 * collect2.h (notice_translated): Declare.
6159 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6161 * reorg.c (delete_computation): Comment fixes.
6162 * caller-save.c (setup_save_areas): Idem.
6163 * sel-sched-dump.c (dump_lv_set): Idem.
6166 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6168 * config/s390/s390.c (s390_sched_init): New function.
6169 (TARGET_SCHED_INIT): Target hook defined.
6171 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6172 Jack Howarth <howarth@bromo.med.uc.edu>
6173 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6176 Partial revert of unintended change in fix for PR41605.
6177 * config/darwin.h: Fix typo.
6178 * config/darwin9.h: Same.
6180 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6182 * c-pch.c (pch_init): Clear v.
6184 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6187 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6188 graphite_can_represent_init for MULT_EXPR.
6190 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6194 * graphite-sese-to-poly.c (remove_phi): New.
6195 (translate_scalar_reduction_to_array): Call remove_phi.
6197 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6200 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6201 * graphite-clast-to-gimple.h (gloog): Update declaration.
6202 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6203 * graphite-poly.h (struct poly_bb): Add missing comments.
6204 (struct scop): Add poly_scop_p field.
6206 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6207 * graphite.c (graphite_transform_loops): Build the polyhedral
6208 representation for each scop before code generation.
6209 * sese.c (rename_variables_in_operand): Removed.
6210 (rename_variables_in_expr): Return the renamed expression.
6211 (rename_sese_parameters): New.
6212 * sese.h (rename_sese_parameters): Declared.
6214 2010-02-11 Richard Guenther <rguenther@suse.de>
6216 PR tree-optimization/42998
6217 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6218 POINTER_PLUS_EXPR properly.
6220 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6221 Changpeng Fang <changpeng.fang@amd.com>
6224 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6225 the cost of an IV candidate when the IV is used in a test against zero.
6227 * gcc.dg/tree-ssa/ivopts-3.c: New.
6229 2010-02-11 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6233 pointer-vs-decl case by swapping refs. Handle some cases
6234 of pointer-vs-decl disambiguations more conservatively.
6235 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6236 to false after expanding.
6238 2010-02-11 Richard Guenther <rguenther@suse.de>
6241 * gcc.c (process_command): Handle LTO file@offset case more
6244 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6246 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6247 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6249 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6251 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6252 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6253 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6254 Optimize eq/ne comparisons when both arguments are known to be
6256 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6257 Don't mask operands unnecessarily if they are known to be already
6260 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6262 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6265 2010-02-10 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/43017
6268 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6269 for wrapping signed arithmetic.
6271 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6274 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6275 if no debug info should be emitted for it.
6277 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6279 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6280 note when flag_exceptions is set.
6282 2010-02-10 Duncan Sands <baldrick@free.fr>
6284 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6286 2010-02-10 Richard Guenther <rguenther@suse.de>
6289 * tree.c (get_unwidened): Handle constants.
6290 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6292 2010-02-10 Martin Jambor <mjambor@suse.cz>
6295 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6296 check for variable argument counts independently.
6298 2010-02-10 Christian Bruel <christian.bruel@st.com>
6301 * config/sh/sh.c (find_barrier): Increase length for non delayed
6302 conditional branches.
6304 2010-02-10 Christian Bruel <christian.bruel@st.com>
6306 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6308 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6310 * builtins.c (set_builtin_user_assembler_name): Also handle
6311 ffs if int is smaller than word.
6313 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6316 * ira-conflicts.c (get_dup): Remove.
6317 (process_reg_shuffles): Add new parameter. Use it as an
6318 additional guard for copy generation.
6319 (add_insn_allocno_copies): Rewrite.
6321 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6323 * common.opt (fsched2-use-traces): Preserved for backward
6325 * doc/invoke.texi: Remove the documentation about option
6326 -fsched2-use-traces.
6327 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6328 flag_sched2_use_traces.
6329 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6330 the backward compatibility flag section.
6332 2010-02-09 Richard Guenther <rguenther@suse.de>
6334 PR tree-optimization/43008
6335 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6336 make HEAP variables initialized from global memory if they
6337 are not known builtin functions.
6338 (find_func_aliases): Adjust.
6340 2010-02-09 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/43000
6343 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6344 arithmetic manually.
6346 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6348 PR tree-optimization/42931
6349 * tree-loop-linear.c (try_interchange_loops): Don't call
6350 double_int_mul if estimated_loop_iterations failed.
6352 2010-02-08 Martin Jambor <mjambor@suse.cz>
6355 * tree-sra.c (build_accesses_from_assign): Do not mark in
6356 should_scalarize_away_bitmap if stmt has volatile ops.
6357 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6360 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6362 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6364 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6366 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6369 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6372 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6374 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6377 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6378 to unknown_dependence.
6379 (graphite_legal_transform_dr): Handle the unknown_dependence.
6380 (graphite_carried_dependence_level_k): Same.
6382 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6384 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6386 2010-02-07 Richard Guenther <rguenther@suse.de>
6389 * expr.c (get_inner_reference): Always initialize *pbitsize.
6391 2010-02-07 Richard Guenther <rguenther@suse.de>
6394 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6395 new ARRAY_REFs on variable size element or minimal index arrays.
6397 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6398 gimple_fold_indirect_ref.
6400 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6403 * arm.c (arm_override_options): Just return if the user has specified
6404 an invalid fpu name.
6406 2010-02-03 Jason Merrill <jason@redhat.com>
6409 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6410 i386_pe_maybe_record_exported_symbol.
6412 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6415 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6416 (pa_delegitimize_address): New function.
6418 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6420 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6421 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6423 2010-02-05 Richard Guenther <rguenther@suse.de>
6426 * lto-streamer-in.c (get_resolution): Deal with references
6427 to undefined functions.
6429 2010-02-05 Richard Guenther <rguenther@suse.de>
6431 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6432 (fold_const_aggregate_ref): Likewise.
6433 (ccp_fold_stmt): Substitute loads.
6434 (maybe_fold_reference): Verify types before substituting.
6436 (fold_gimple_assign): Unshare properly.
6437 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6439 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6441 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6442 for rs6000_gen_cell_microcode.
6444 2010-02-04 Richard Guenther <rguenther@suse.de>
6446 PR rtl-optimization/42952
6447 * dse.c (const_or_frame_p): Remove MEM handling.
6449 2010-02-04 Nick Clifton <nickc@redhat.com>
6451 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6452 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6453 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6454 (mn10300_asm_output_mi_thunk): New function.
6455 (mn10300_can_output_mu_thunk): New function.
6456 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6457 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6458 (FUNCTION_ARG): Delete incorrect comment.
6460 2010-02-03 Jason Merrill <jason@redhat.com>
6463 * fold-const.c (operand_equal_p): Handle erroneous types.
6465 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6467 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6469 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6471 PR rtl-optimization/42941
6472 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6475 2010-02-03 Jason Merrill <jason@redhat.com>
6478 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6480 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6483 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6484 (cselib_reset_table): Renamed from...
6485 (cselib_reset_table_with_next_value): ... this.
6486 (cselib_get_next_uid): Renamed from...
6487 (cselib_get_next_unknown_value): ... this.
6488 * cselib.c (next_uid): Renamed from...
6489 (next_unknown_value): ... this.
6490 (cselib_clear_table): Adjust.
6491 (cselib_reset_table): Adjust. Renamed from...
6492 (cselib_reset_table_with_next_value): ... this.
6493 (cselib_get_next_uid): Adjust. Renamed from...
6494 (cselib_get_next_unknown_value): ... this.
6495 (get_value_hash): Use hash.
6496 (cselib_hash_rtx): Likewise.
6497 (new_cselib_val): Adjust. Set and dump uid.
6498 (cselib_lookup_mem): Pass next_uid as hash.
6499 (cselib_subst_to_values): Likewise.
6500 (cselib_log_lookup): Dump uid.
6501 (cselib_lookup): Pass next_uid as hash. Adjust.
6502 (cselib_process_insn): Adjust.
6503 (cselib_init): Initialize next_uid.
6504 (cselib_finish): Adjust.
6505 (dump_cselib_table): Likewise.
6506 * dse.c (canon_address): Dump value uid.
6507 * print-rtl.c (print_rtx): Print value uid.
6508 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6510 (dv_uid): New function, sort of renamed from...
6511 (dv_htab_hash): ... this, reimplemented in terms of it and...
6512 (dv_uid2hash): ... this. New.
6513 (variable_htab_eq): Drop excess assertions.
6514 (tie_break_pointers): Removed.
6515 (canon_value_cmp): Compare uids.
6516 (variable_post_merge_New_vals): Print uids.
6517 (vt_add_function_parameters): Adjust.
6518 (vt_initialize): Reset table. Adjust.
6520 2010-02-03 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/42944
6523 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6524 (call_may_clobber_ref_p_1): Likewise. Properly handle
6525 malloc and calloc clobbering errno.
6527 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6529 * doc/invoke.texi: Fix name of sched1 dump.
6531 * opts.c (decode_options): Set flag_tree_switch_conversion
6532 only conditionally on optimize >= 2.
6534 * gcse.c: Assorted comment fixes in pass description.
6536 2010-02-03 Anthony Green <green@moxielogic.com>
6538 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6539 nop padding in order to maintain alignment of storage location of
6540 target function address.
6541 (moxie_trampoline_init): Store target function address at newly
6543 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6545 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6547 2010-02-03 Richard Guenther <rguenther@suse.de>
6550 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6552 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6554 * config.gcc: Reenable check for obsolete targets.
6555 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6556 mips-sgi-irix6.[0-4]*.
6558 2010-02-02 Nick Clifton <nickc@redhat.com>
6560 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6561 constant size of 4 as being the same as 0.
6562 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6563 can take values in the range 0..4.
6565 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6568 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6569 as _darwin10_Unwind_FindEnclosingFunction().
6570 * libgcc-libsystem.ver: New.
6572 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6575 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6576 implicitly set registers.
6578 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6580 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6581 (arm_override_options): Allow automatic selection of the thread
6582 pointer register if thumb2.
6583 (legitimize_pic_address): Improve code sequences for Thumb2.
6584 (arm_call_tls_get_addr): Likewise.
6585 (legitimize_tls_address): Likewise.
6586 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6587 (pic_load_addr_32bit): ... this. New named pattern.
6588 * thumb2.md (pic_load_addr_thumb2): Delete.
6589 (pic_load_dot_plus_four): Delete.
6590 (tls_load_dot_plus_four): New named pattern.
6592 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6595 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6596 Document fix for TLS bug.
6598 2010-01-31 Richard Guenther <rguenther@suse.de>
6600 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6601 conservatively correct.
6603 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6607 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6609 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6611 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6615 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6617 * config.gcc: Adjust order of makefile fragments for mingw targets.
6619 2010-01-31 Richard Guenther <rguenther@suse.de>
6622 * gimplify.c (gimplify_init_constructor): For volatile LHS
6623 initialize a temporary.
6625 2010-01-31 Matthias Klose <doko@ubuntu.com>
6627 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6629 * configure: Regenerate.
6631 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6633 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6634 the same alias set and their sizes different constantness.
6635 (aliasing_component_refs_p): Revert 2009-10-24 change.
6637 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6639 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6642 2010-01-29 Richard Guenther <rguenther@suse.de>
6644 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6645 Assert we successfully updated the call.
6647 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6649 PR rtl-optimization/42889
6650 * df.h (df_set_bb_dirty_nonlr): New prototype.
6651 * df-core.c (df_set_bb_dirty_nonlr): New function.
6652 * df-scan.c (df_insn_rescan): Call it instead of
6653 df_set_bb_dirty for DEBUG_INSNs.
6655 2010-01-29 Richard Guenther <rguenther@suse.de>
6658 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6659 quadratic behavior in most cases.
6661 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6664 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6665 in the call to gen_x86_movsicc_0_m1.
6667 2010-01-28 Richard Guenther <rguenther@suse.de>
6669 PR tree-optimization/42871
6670 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6672 2010-01-28 Richard Guenther <rguenther@suse.de>
6674 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6675 into call arguments.
6677 2010-01-28 Richard Guenther <rguenther@suse.de>
6680 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6681 the forwarder if the destination is an EH landing pad.
6683 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6685 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6686 block list passed to gimple_duplicate_sese_tail.
6687 (parallelize_loops): Avoid parallelization when the function
6689 Avoid parallelization when the preheader is IRREDUCIBLE.
6690 Try to optimize when estimated_loop_iterations_int is unresolved.
6691 Add the loop's location to the dump file.
6692 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6693 (gimple_duplicate_sese_tail): Remove the check for the latch.
6694 Redirect nexits to the exit block.
6695 Remove handling of the incoming edges to the latch.
6696 Redirect the backedge from the copied latch to the exit bb.
6698 2010-01-28 Michael Matz <matz@suse.de>
6701 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6702 Wrap force_reg into a sequence, emit it before user.
6704 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6706 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6708 (arm_legacy_rev): Likewise.
6709 (thumb_legacy_rev): Likewise.
6711 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6713 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6714 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6715 on MEM's address failed, try avoid_constant_pool_reference and
6716 recurse if it returned something different.
6717 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6718 address, try avoid_constant_pool_reference and recurse if it
6719 returned something different.
6720 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6721 address and avoid_constant_pool_reference returned something
6722 different, don't set have_address.
6724 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6727 * var-tracking.c (val_store): Add modified argument, obey it.
6729 (count_uses): Move down logging of main.
6730 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6731 don't need resolution.
6732 (emit_notes_in_bb): Likewise.
6734 2010-01-27 Richard Guenther <rguenther@suse.de>
6737 * tree-inline.c (remap_decl): Delay remapping of SSA name
6738 default definitions until we need them.
6740 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6742 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6743 (rs6000_delegitimize_address): New function.
6745 * config/s390/s390.c (s390_delegitimize_address): Call
6746 delegitimize_mem_from_attrs.
6749 * tree-inline.c (cannot_copy_type_1): Removed.
6750 (copy_forbidden): Don't forbid copying of functions containing
6751 records/unions with variable length fields.
6753 2010-01-27 Christian Bruel <christian.bruel@st.com>
6757 * config/sh/sh.c (find_barrier): Increase length for non delayed
6758 conditional branches.
6760 2010-01-27 Matthias Klose <doko@ubuntu.com>
6762 * configure.ac (gnu-unique-object): Fix ldd version check.
6763 * configure: Regenerate.
6765 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6767 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6769 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6770 Test for HAVE_GNU_AS value.
6772 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6774 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6775 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6776 INT64_TYPE): Define.
6777 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6778 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6779 INT_LEAST64_TYPE): Define.
6780 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6781 UINT_LEAST64_TYPE): Define.
6782 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6783 INT_FAST64_TYPE): Define.
6784 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6785 UINT_FAST64_TYPE): Define.
6786 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6787 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6788 (SIG_ATOMIC_TYPE): Define.
6790 2010-01-26 Richard Guenther <rguenther@suse.de>
6792 * df-scan.c (df_scan_set_bb_info): Remove assert.
6793 (df_insn_rescan_debug_internal): Merge asserts.
6794 (df_install_ref): Likewise.
6795 (df_mark_reg): Use bitmap_set_range.
6796 (df_hard_reg_used_p): Remove assert.
6797 (df_hard_reg_used_count): Likewise.
6799 2010-01-26 Richard Guenther <rguenther@suse.de>
6801 PR rtl-optimization/42685
6802 * web.c (web_main): Ignore DEBUG_INSNs.
6804 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6806 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6808 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6809 Fix types of fndecl and arglist parameters.
6811 2010-01-26 Richard Guenther <rguenther@suse.de>
6814 * tree-eh.c (unsplit_eh): Skip debug insns.
6816 2010-01-26 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/42250
6819 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6821 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6824 * omp-low.c (expand_omp_sections): Only use single_pred if
6825 l2_bb is single_pred_p.
6827 2010-01-25 Christian Bruel <christian.bruel@st.com>
6830 * config/sh/sh.c (find_barrier): Increase length for non delayed
6831 conditional branches.
6832 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6834 2010-01-24 David S. Miller <davem@davemloft.net>
6836 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6837 define if not using GAS.
6838 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6839 Likewise. Delete SECTION_MERGE code, which is only applicable
6842 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6845 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6846 mangling of va_list in system headers.
6848 2010-01-23 Toon Moene <toon@moene.org>
6850 * tree-predcom.c (combine_chains): Return NULL, not false.
6852 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6854 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6855 initialization of variable res to agree with return type.
6857 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6859 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6860 * tree-sra.c: Add include of expr.h.
6862 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6864 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6865 insert the debug stmt on the single non-EH edge from the stmt.
6867 2010-01-22 Richard Henderson <rth@redhat.com>
6870 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6871 the RHS until after generate_subtree_copies has insertted its
6872 code before the current statement.
6874 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6876 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6878 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6880 2010-01-21 Martin Jambor <mjambor@suse.cz>
6882 PR tree-optimization/42585
6883 * tree-sra.c (struct access): New field grp_total_scalarization.
6884 (dump_access): Dump the new field.
6885 (should_scalarize_away_bitmap): New variable.
6886 (cannot_scalarize_away_bitmap): Likewise.
6887 (sra_initialize): Allocate new bitmaps.
6888 (sra_deinitialize): Free new bitmaps.
6889 (create_access_1): New function.
6890 (create_access): Parts moved to create_access_1.
6891 (type_consists_of_records_p): New function.
6892 (completely_scalarize_record): Likewise.
6893 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6894 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6895 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6897 (analyze_all_variable_accesses): Completely scalarize small eligible
6900 2010-01-21 Martin Jambor <mjambor@suse.cz>
6902 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6904 2010-01-21 Andrew Haley <aph@redhat.com>
6906 * gcc.c (process_command): Move lang_specific_driver before
6907 setting cc_libexec_prefix.
6909 2010-01-21 Richard Guenther <rguenther@suse.de>
6912 * fold-const.c (negate_expr_p): Pretend only negative
6913 real constants are easily negatable.
6915 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6916 Jason Merrill <jason@redhat.com>
6918 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6919 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6920 * calls.c (initialize argument_information): Handle it.
6921 * c-common.c (handle_transparent_union_attribute): Use new name.
6922 * c-decl.c (finish_struct): Ditto.
6923 * c-typeck.c (type_lists_compatible_p): Ditto.
6924 (convert_for_assignment): Use new name and also handle record.
6925 * function.c (aggregate_value_p): Handle it.
6926 (pass_by_reference): Ditto.
6927 (assign_parm_data_types): Ditto.
6928 * print-tree.c (print_node): Ditto.
6929 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6930 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6931 * tree.c (first_field): New fn.
6933 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6936 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6937 even when linking statically, for now.
6939 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6942 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6943 without a cselib val.
6944 (count_uses): Accept MO_VAL_SET with no val on stores.
6945 (add_stores): Likewise.
6947 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6949 * var-tracking.c (check_value_val): Add a compile time assertion.
6950 (dv_is_decl_p): Simplify.
6951 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6952 gcc_assert if ENABLE_CHECKING.
6954 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6957 * var-tracking.c: Include tree-flow.h.
6958 (mem_dies_at_call): New.
6959 (dataflow_set_preserve_mem_locs): Use it.
6960 (dataflow_set_remove_mem_locs): Likewise.
6961 (dump_var): Renamed from dump_variable. Adjust all callers.
6962 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6963 * Makefile.in (var-tracking.o): Adjust deps.
6965 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6967 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6969 2010-01-20 Richard Guenther <rguenther@suse.de>
6971 PR tree-optimization/42717
6972 * tree-ssa-dce.c (get_live_post_dom): Remove.
6973 (forward_edge_to_pdom): Take an arbitrary edge to copy
6974 degenerate PHI args from.
6975 (remove_dead_stmt): Use the first post-dominator even if it
6976 does not contain live statements as redirection destination.
6978 2010-01-20 Richard Guenther <rguenther@suse.de>
6980 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6982 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6984 * sel-sched.c (create_speculation_check): Remove set but not used
6986 (try_transformation_cache): Remove set but not used variable ds.
6987 (calculate_privileged_insns): Remove set but not used variables
6988 cur_insn and min_spec_insn.
6989 (find_best_expr): Remove set but not used variable avail_n.
6990 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6992 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6994 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6995 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6998 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7001 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7002 cpu types. Add support for *-sse3 cpu types.
7003 (x86_64-*-*): Ditto.
7005 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7008 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7009 argument, call initializer_constant_valid_p_1 instead of
7010 initializer_constant_valid_p, pass CACHE to it, return NULL
7011 immediately if first call returns NULL.
7012 (initializer_constant_valid_p_1): New function.
7013 (initializer_constant_valid_p): Use it.
7015 2010-01-20 Thomas Quinot <quinot@adacore.com>
7017 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7019 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7021 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7022 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7023 (loc_list_from_tree): Don't handle unsigned division. Handle
7024 signed modulo using DW_OP_{over,over,div,mul,minus}.
7025 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7026 modulo instead of signed.
7028 2010-01-20 DJ Delorie <dj@redhat.com>
7030 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7032 (h8300_emit_stack_adjustment): Propogate it.
7034 (h8300_expand_prologue): Likewise.
7035 (h8300_expand_epilogue): Likewise.
7037 2010-01-19 Michael Matz <matz@suse.de>
7039 PR tree-optimization/41783
7040 * tree-data-ref.c (toplevel): Include flags.h.
7041 (dump_data_dependence_relation): Also dump the inputs if the
7042 result will be unknown.
7043 (split_constant_offset_1): Look through some conversions.
7044 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7045 the offset from last element is too large.
7046 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7047 (reassociate_to_the_same_stmt): Handle vector registers.
7048 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7050 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7051 wide_prolog_niters argument, emit widening instructions.
7052 (vect_do_peeling_for_alignment): Adjust caller, use widened
7053 variant of the iteration cound.
7054 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7056 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7059 * config/arm/neon-testgen.m (emit_automatics): New parameter
7060 features. Adjust for Fixed_return_reg feature.
7061 (test_intrinsic): Call emit_automatics with new feature.
7062 * config/arm/neon.ml: Update copyright years.
7063 (features): New Fixed_return_reg feature.
7064 (ops): Update feature for Vget_low.
7066 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7068 PR tree-optimization/42719
7069 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7073 * fwprop.c (all_uses_available_at): Return false if def_set dest
7074 is a REG that is used in def_insn.
7076 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7078 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7080 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7083 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7085 * target.h (struct gcc_target) <secondary_reload>: Change type
7086 of last argument to secondary_reload_info *.
7088 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7091 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7092 memory references with unaligned offsets. Remove CQImode handling.
7093 (unaligned_memory_operand): Return 1 for memory references with
7094 unaligned offsets. Remove CQImode handling.
7096 2010-01-18 Richard Guenther <rguenther@suse.de>
7099 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7102 2010-01-18 Richard Guenther <rguenther@suse.de>
7104 PR tree-optimization/42781
7105 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7106 restrict processing only if the original variable was artificial.
7108 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7110 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7111 find number of popped argument bytes.
7113 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7114 Fix the text that describes the return value for invalid insns.
7116 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7118 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7119 Clarify what 'cost of the -dependence' is. Fix quoting.
7121 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7122 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7124 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7126 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7127 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7129 2010-01-17 Richard Guenther <rguenther@suse.de>
7132 * function.c (split_complex_args): Take a VEC to modify.
7133 (assign_parms_augmented_arg_list): Build a VEC instead of
7134 a chain of PARM_DECLs.
7135 (assign_parms_unsplit_complex): Take a VEC of arguments.
7136 Do not fixup unmodified parms.
7137 (assign_parms): Deal with the VEC.
7138 (gimplify_parameters): Likewise.
7140 2010-01-17 Richard Guenther <rguenther@suse.de>
7142 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7143 node existence check.
7144 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7145 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7146 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7147 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7148 (gimple_execute_on_growing_pred): Likewise.
7150 2010-01-17 Richard Guenther <rguenther@suse.de>
7152 PR tree-optimization/42773
7153 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7154 (compute_antic_aux): Likewise.
7155 (compute_partial_antic_aux): Likewise.
7157 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7160 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7163 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7165 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7168 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7169 Fix markup for strict argument.
7171 (TARGET_SCHED_REORDER2): Fix argument types.
7173 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7174 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7176 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7177 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7179 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7182 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7183 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7184 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7185 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7186 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7188 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7190 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7192 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7193 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7195 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7197 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7200 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7202 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7203 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7205 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7207 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7209 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7210 referring to it. Fix language.
7212 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7214 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7216 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7218 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7220 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7221 '@var{stream}. Remove stray 'and'.
7223 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7225 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7227 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7229 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7230 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7232 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7233 Fix description of return value.
7234 Rename argument "sz" to "len."
7236 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7237 Clarify meaning of 'true' return value.
7239 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7241 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7242 rep_mode versus mode_rep.
7244 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7246 (TARGET_BUILTIN_DECL): Fix name.
7248 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7250 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7252 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7254 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7256 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7258 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7261 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7262 Rename argument tm_fn to md_fn.
7264 (TARGET_OPTION_PRINT): Fix argument list.
7266 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7269 * config/i386/i386.c (ix86_fixup_binary_operands):
7270 Revert FMA4 fixup of operands.
7272 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7275 * Makefile.in (write_entries_to_file, install-plugin):
7276 Use \012 instead of \n with tr.
7278 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7280 * configure.ac (HAVE_AS_REF): New C macro.
7281 * configure: Regenerate.
7282 * config.in: Likewise.
7283 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7285 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7288 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7290 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7292 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7294 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7296 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7298 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7300 (TARGET_BINDS_LOCAL_P): Fix argument type.
7302 (TARGET_ASM_FILE_END): Use prototype.
7304 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7306 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7308 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7310 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7312 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7313 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7315 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7316 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7318 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7319 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7320 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7321 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7323 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7325 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7327 (TARGET_INIT_BUILTINS): Use prototype.
7329 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7330 Put 'const char *' in braces. Fix parameter types.
7331 (TARGET_INVALID_CONVERSION): Fix parameter types.
7332 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7333 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7335 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7338 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7340 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7342 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7344 * doc/tm.texi (TARGET_HELP): Fix return type.
7346 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7347 in braces. Fix argument types.
7349 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7351 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7353 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7355 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7356 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7358 (TARGET_MANGLE_TYPE): Fix argument types.
7360 (TARGET_IRA_COVER_CLASSES): Use prototype.
7362 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7364 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7366 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7368 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7370 (TARGET_CALLEE_COPIES): Fix argument types.
7372 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7374 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7376 (TARGET_FUNCTION_VALUE): Fix argument types.
7378 (TARGET_RETURN_IN_MSB): Fix argument type.
7380 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7382 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7384 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7386 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7387 agree with return type.
7389 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7391 2010-01-15 Jing Yu <jingyu@google.com>
7393 PR rtl-optimization/42691
7394 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7395 a pseudo to a constant and are merged, and adjust comments.
7397 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7399 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7401 2010-01-15 Richard Guenther <rguenther@suse.de>
7404 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7405 labels of computed or non-local gotos to the destination.
7406 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7407 landing pad label is the first label.
7409 2010-01-15 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7413 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7416 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7417 to allow generation of the xssqrtdp instruction on power7.
7418 (sqrtdf2_fpr): Ditto.
7420 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7423 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7424 functions with noreturn attribute.
7427 * varasm.c (declare_weak): Add weak attribute to decl if it
7428 doesn't have one already.
7429 (assemble_external): Only add decls to weak_decls if they also
7430 have weak attribute.
7432 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7434 * var-tracking.c (var_reg_delete): Don't delete the association
7435 between REGs and values or one-part variables if the register
7438 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7441 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7442 because its first operand is a non-localized variable.
7444 2010-01-14 Martin Jambor <mjambor@suse.cz>
7446 PR tree-optimization/42706
7447 * tree-sra.c (encountered_recursive_call): New variable.
7448 (encountered_unchangable_recursive_call): Likewise.
7449 (sra_initialize): Initialize both new variables.
7450 (callsite_has_enough_arguments_p): New function.
7451 (scan_function): Call decl and flags check only for IPA-SRA, check
7452 whether there is a recursive call and whether it has enough arguments.
7453 (all_callers_have_enough_arguments_p): New function.
7454 (convert_callers): Look for recursive calls only when
7455 encountered_recursive_call is set.
7456 (ipa_early_sra): Bail out either if
7457 !all_callers_have_enough_arguments_p or
7458 encountered_unchangable_recursive_call.
7460 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7462 * sel-sched.c: Add 2010 to copyright years.
7463 * sel-sched-ir.c: Likewise.
7464 * sel-sched-ir.h: Likewise.
7466 2010-01-14 Martin Jambor <mjambor@suse.cz>
7468 PR tree-optimization/42714
7469 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7470 constructors specially.
7472 2010-01-14 Andi Kleen <ak@linux.intel.com>
7474 * config/i386/drivers-i386.c (detect_caches_intel):
7475 Add l2sizekb parameter and fill in.
7476 (host_detect_local_cpu): Add l2sizekb, fill in.
7477 Add Atom small cache heuristic.
7479 2010-01-14 Andi Kleen <ak@linux.intel.com>
7481 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7482 Add level3 parameter and fill in.
7483 (detect_caches_intel): Handle level3 cache.
7485 2010-01-14 Andi Kleen <ak@linux.intel.com>
7487 * config/i386/drivers-i386.c (host_detect_local_cpu):
7488 Fix core duo detection.
7490 2010-01-14 Andi Kleen <ak@linux.intel.com>
7492 * config/i386/drivers-i386.c (host_detect_local_cpu):
7495 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7497 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7498 (rs6000_variable_issue_1): this. Use...
7499 (rs6000_variable_issue): here. Reimplement. Print debug info.
7501 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7503 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7504 sel_restore_notes. Update all callers. Call reemit_notes
7507 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7509 PR rtl-optimization/42246
7510 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7513 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7515 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7516 all successors is the same as number of successors in current region.
7518 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7520 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7521 to rename is not separable. Otherwise check that its LHS is not NULL.
7523 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7525 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7529 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7530 available registers when failed to discover LHS register class.
7531 Fix indentation. Update comment.
7533 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7534 Alexander Monakov <amonakov@ispras.ru>
7536 PR rtl-optimization/42389
7537 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7539 (advance_state_on_fence): Likewise.
7540 (sel_target_adjust_priority): Print debug output only when
7541 sched_verbose >= 4, not 2.
7542 (get_expr_cost): Do not issue all unique insns on the next cycle.
7543 (fill_insns): Initialize can_issue_more from the value saved
7545 * sel-sched-ir.c (flist_add): New parameter issue_more.
7546 Init FENCE_ISSUE_MORE with it.
7547 (merge_fences): Likewise.
7548 (init_fences): Update call to flist_add.
7549 (add_to_fences, add_clean_fence_to_fences)
7550 (add_dirty_fence_to_fences): Likewise.
7551 (move_fence_to_fences): Update call to merge_fences.
7552 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7554 * sel-sched-ir.h (struct _fence): New field issue_more.
7555 (FENCE_ISSUE_MORE): New accessor macro.
7557 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7559 PR rtl-optimization/42388
7560 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7561 that have no predecessors nor successors. Do not call move_bb_info
7562 for empty blocks outside of current region.
7564 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7566 PR rtl-optimization/42294
7567 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7568 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7569 originators' originators.
7571 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7573 PR rtl-optimization/39453
7574 PR rtl-optimization/42246
7575 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7577 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7579 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7580 Alexander Monakov <amonakov@ispras.ru>
7583 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7584 (maybe_tidy_empty_bb): ... here. Make static. Add new
7585 argument. Update all callers.
7586 (tidy_control_flow): ... and here. Recompute topological order
7587 of basic blocks in region if necessary.
7588 (sel_redirect_edge_and_branch): Change return type. Return true
7589 if topological order might have been invalidated.
7590 (purge_empty_blocks): Export and move from...
7591 * sel-sched.c (purge_empty_blocks): ... here.
7592 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7593 (maybe_tidy_empty_bb): Delete prototype.
7594 (purge_empty_blocks): Declare.
7596 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7598 PR rtl-optimization/42249
7599 * sel-sched.c (try_replace_dest_reg): When chosen register
7600 and original register is the same, do not bail out early, but
7601 still check all original insns for validity of replacing destination
7602 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7605 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7608 Port from no-undefined-overflow branch:
7609 2009-03-09 Richard Guenther <rguenther@suse.de>
7611 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7613 2010-01-14 Richard Guenther <rguenther@suse.de>
7616 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7618 2010-01-14 Ira Rosen <irar@il.ibm.com>
7620 PR tree-optimization/42709
7621 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7622 as scalar type in creation of constant vector operand.
7624 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7627 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7628 (check-parallel-%): Match `testsuite' directory component only
7631 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7633 PR translation/39521
7634 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7637 2010-01-13 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/42730
7640 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7643 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7646 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7647 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7650 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7652 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7653 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7654 ___umulsi3_highpart.
7656 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7657 rather than schedule_insns if the pass is enabled.
7659 2010-01-13 Martin Jambor <mjambor@suse.cz>
7661 PR tree-optimization/42704
7662 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7665 2010-01-13 Martin Jambor <mjambor@suse.cz>
7667 PR tree-optimization/42703
7668 * tree-sra.c (analyze_access_subtree): Check that we can build a
7669 reference to the original data within the aggregate.
7671 2010-01-13 Richard Guenther <rguenther@suse.de>
7673 PR tree-optimization/42705
7674 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7676 2010-01-13 Richard Guenther <rguenther@suse.de>
7679 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7681 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7684 * var-tracking.c (values_to_unmark): New variable.
7685 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7686 values_to_unmark vector. Moved body to...
7687 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7688 instead queue it into values_to_unmark vector.
7689 (vt_find_locations): Free values_to_unmark vector.
7691 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7693 * config/s390/s390.c (override_options): Set
7694 default of max-pending-list-length to 256
7696 2010-01-13 Richard Guenther <rguenther@suse.de>
7699 * tree-pass.h (PROP_gimple_lcx): New.
7700 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7701 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7702 before the final cleanup_eh.
7703 (dump_properties): Dump PROP_gimple_lcx.
7704 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7705 (tree_lower_complex_O0): Remove.
7706 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7707 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7708 tree_lower_complex, schedule TODO_update_ssa.
7709 * lto-streamer-out.c (output_function): Stream the functions
7711 * lto-streamer-in.c (input_function): Likewise.
7712 (lto_read_body): Do not override them here.
7714 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7717 * c-typeck.c (build_c_cast): Fold value cast to union type before
7718 wrapping it in a CONSTRUCTOR.
7720 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7722 PR rtl-optimization/42699
7723 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7726 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7728 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7729 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7730 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7731 SUBTARGET_WARN_UNUSED_SPEC): ... here
7732 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7734 2010-01-12 Julian Brown <julian@codesourcery.com>
7736 * config/arm/neon-schedgen.ml (Utils): Don't try to
7737 open missing module.
7738 (find_with_result): New.
7740 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7743 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7744 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7746 PR tree-optimization/42645
7747 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7748 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7749 decl_map, set processing_debug_stmt to -1 and return name without
7752 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7754 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7755 binutils version, and reword target configuration description.
7757 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7759 * config/avr/avr.h (LINKER_NAME): Remove.
7761 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7764 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7765 that support VSX, warn for -mno-altivec if vsx is not disabled,
7768 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7769 Shujing Zhao <pearly.zhao@oracle.com>
7771 PR translation/42469
7772 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7773 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7774 character between option name and help text.
7775 * c.opt (imultilib): Likewise.
7777 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7779 * lto-streamer-out.c (output_unreferenced_globals): Output static
7782 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7784 PR rtl-optimization/42621
7785 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7786 optimizing for size.
7787 (duplicate_computed_gotos): Remove now-redundant check.
7789 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7792 * configure.ac: Save and restore LDFLAGS and LIBS
7793 * configure: Regenerate.
7795 2010-01-10 Richard Guenther <rguenther@suse.de>
7798 * builtins.c (fold_builtin_strlen): Add type argument and
7799 convert the resulting length to it.
7800 (fold_builtin_1): Adjust.
7802 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7804 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7805 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7807 (num_insns_constant_wide): Adjust for that change.
7809 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7812 * web.c (union_defs): Add used argument, to combine uses of
7814 (entry_register): Adjust type and tests of used argument.
7815 (web_main): Widen used for new use. Pass it to union_defs.
7816 * df.h (union_defs): Adjust prototype.
7818 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7821 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7822 uses in new incoming argument. Free body.
7823 (reset_debug_uses_in_loop): New.
7824 (analyze_insn_to_expand_var): Call the latter if the former found
7825 anything. Fix whitespace. Reject invalid dest overlaps before
7826 going through all insns in the loop.
7828 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7831 * haifa-sched.c (dying_use_p): Debug insns don't count.
7833 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7836 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7837 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7838 (verify_gimple_call): Reject LHS in noreturn calls.
7840 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7844 * tree-vect-loop-manip.c (adjust_info): New type.
7845 (adjust_vec): New pointer to vector.
7846 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7847 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7848 (slpeel_update_phis_for_duplicate_loop): Use them.
7849 (slpeel_update_phi_nodes_for_guard1): Likewise.
7850 (slpeel_update_phi_nodes_for_guard2): Likewise.
7851 (slpeel_tree_peel_loop_to_edge): Likewise.
7852 (vect_update_ivs_after_vectorizer): Likewise.
7854 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7856 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7857 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7859 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7861 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7862 bogus uninitialized warning.
7864 2010-01-09 Richard Guenther <rguenther@suse.de>
7867 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7868 the evolution is compatible with the initial condition.
7870 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7872 * gcc.c (process_command): Update copyright notice dates.
7873 * gcov.c (print_version): Likewise.
7874 * gcov-dump.c (print_version): Likewise.
7875 * mips-tfile.c (main): Likewise.
7876 * mips-tdump.c (main): Likewise.
7878 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7881 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7883 (rotlhi3_8): Delete.
7885 (rotlsi3_8): Delete.
7886 (rotlsi3_16): Delete.
7887 (rotlsi3_24): Delete.
7889 (*rotw<mode>3): New.
7890 (*rotb<mode>3): New.
7891 * config/avr/avr.c (avr_rotate_bytes): New function.
7892 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7894 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7897 * configure.ac: Modify -rdynamic check.
7898 * configure: Regenerate.
7900 2010-01-08 DJ Delorie <dj@redhat.com>
7902 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7903 register popping order.
7905 2010-01-08 Richard Guenther <rguenther@suse.de>
7908 * c.opt (fsigned-char): Also let LTO handle this option.
7909 (funsigned-char): Likewise.
7911 2010-01-07 Richard Guenther <rguenther@suse.de>
7913 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7914 (gimple_op): Likewise.
7915 (gimple_op_ptr): Likewise.
7916 (gimple_assign_set_lhs): Remove gcc_assert.
7917 (gimple_assign_set_rhs1): Likewise.
7918 (gimple_assign_set_rhs2): Likewise.
7919 (gimple_call_set_lhs): Likewise.
7920 (gimple_call_set_fn): Likewise.
7921 (gimple_call_set_fndecl): Likewise.
7922 (gimple_call_fndecl): Likewise.
7923 (gimple_call_return_type): Likewise.
7924 (gimple_call_set_chain): Likewise.
7925 (gimple_call_num_args): Likewise.
7926 (gimple_call_set_arg): Likewise.
7927 (gimple_cond_set_code): Likewise.
7928 (gimple_cond_set_lhs): Likewise.
7929 (gimple_cond_set_rhs): Likewise.
7930 (gimple_cond_set_true_label): Likewise.
7931 (gimple_cond_set_false_label): Likewise.
7932 (gimple_label_set_label): Likewise.
7933 (gimple_goto_set_dest): Likewise.
7934 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7935 (gimple_debug_bind_get_value): Likewise.
7936 (gimple_debug_bind_get_value_ptr): Likewise.
7937 (gimple_debug_bind_set_var): Likewise.
7938 (gimple_debug_bind_set_value): Likewise.
7939 (gimple_debug_bind_reset_value): Likewise.
7940 (gimple_debug_bind_has_value_p): Likewise.
7941 (gimple_return_retval_ptr): Remove gcc_assert.
7942 (gimple_return_retval): Likewise.
7943 (gimple_return_set_retval): Likewise.
7944 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7945 (safe_referenced_var_iterator): Remove.
7946 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7947 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7948 (fill_referenced_var_vec): Remove.
7949 (first_readonly_imm_use): Remove redundant gcc_assert.
7950 (phi_arg_index_from_use): Combine gcc_asserts.
7951 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7952 (first_imm_use_stmt): Remove redundant gcc_assert.
7953 * tree-cfg.c (verify_gimple_call): Verify function and chain
7954 operands. Verify arguments.
7955 (verify_types_in_gimple_stmt): Verify condition code and labels.
7957 2010-01-07 Richard Guenther <rguenther@suse.de>
7959 PR tree-optimization/42641
7960 * sese.c (rename_map_elt_info): Use the SSA name version, do
7963 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7965 PR tree-optimization/42625
7966 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7967 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7969 2010-01-07 Duncan Sands <baldrick@free.fr>
7971 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7973 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7976 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7977 note itself is not function_invariant_p.
7979 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7981 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7982 Do not add the DF_NOTE problem.
7983 * store-motion.c (execute_rtl_store_motion): Likewise.
7985 2010-01-07 Martin Jambor <mjambor@suse.cz>
7987 PR tree-optimization/42157
7988 * tree-sra.c (compare_access_positions): Stabilize sort if both
7989 accesses have integer types, return zero immediately if they are the
7992 2010-01-06 Richard Henderson <rth@redhat.com>
7995 * haifa-sched.c (add_to_note_list): Merge into ...
7996 (concat_note_lists): ... here, and ...
7997 (unlink_other_notes, rm_other_notes): Merge into...
7998 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7999 NOTE_INSN_EPILOGUE_BEG.
8001 2010-01-06 Richard Guenther <rguenther@suse.de>
8003 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8004 not inline regular functions into always-inline functions.
8006 2010-01-06 Nick Clifton <nickc@redhat.com>
8008 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8009 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8011 (OVERRIDE_OPTIONS): Delete.
8012 (OPTIMIZATION_OPTIONS): Define.
8013 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8014 * config/rx/rx.c (rx_handle_option): Issue an error message if
8015 -mcpu=rx200 and -fpu are used together.
8016 (rx_set_optimization_options): New function. Issue an error
8017 message if an optimization attribute attempts to reset the FPU/
8018 math optimization pairing.
8019 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8020 * config/rx/rx.opt: Set the default to 32-bit doubles.
8021 * config/rx/t-rx: Add multilibs for -nofpu option.
8022 * doc/invoke.texi: Update documentation of RX options.
8024 2010-01-06 Richard Guenther <rguenther@suse.de>
8026 * tree-ssa-pre.c (name_to_id): New global.
8027 (alloc_expression_id): Simplify SSA name handling.
8028 (lookup_expression_id): Likewise.
8029 (init_pre): Zero name_to_id.
8030 (fini_pre): Free it.
8032 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8034 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8036 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8039 * config/i386/sse.md (smaxv2di3): New.
8040 (umaxv2di3): Likewise.
8041 (sminv2di3): Likewise.
8042 (uminv2di3): Likewise.
8044 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8047 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8048 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8049 (legitimize_tls_address): Likewise.
8050 (sparc_tls_referenced_p): Likewise.
8051 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8052 and adjust calls to legitimize_pic_address.
8053 (legitimate_constant_p) Use sparc_tls_referenced_p.
8054 (legitimate_pic_operand_p): Likewise.
8055 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8056 (sparc_tls_symbol_ref_1): Delete.
8057 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8058 (legitimize_tls_address): Make static, handle CONST patterns.
8059 (legitimize_pic_address): Make static, remove unused parameter and
8060 adjust recursive calls.
8061 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8062 and adjust call to legitimize_pic_address.
8063 (sparc_output_mi_thunk): Likewise.
8065 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8066 H.J. Lu <hongjiu.lu@intel.com>
8069 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8070 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8071 operands to make them signed.
8074 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8077 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8078 GTU to GT for V4SI and V2DI.
8080 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8081 (umin<mode>3): Removed.
8083 (uminv4si3): Likewise.
8085 2010-01-05 Martin Jambor <mjambor@suse.cz>
8087 PR tree-optimization/42462
8088 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8089 current_function_decl to helper functions and macros.
8091 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8094 * flags.h: Don't include real.h.
8095 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8096 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8097 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8098 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8099 * dominance.c: Update copyright.
8100 * gimple.c (walk_gimple_op): Remove inline.
8101 * tree-ssa-reassoc.c: Include real.h.
8102 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8103 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8105 2010-01-05 Nick Clifton <nickc@redhat.com>
8107 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8108 register to push into the stack frame when the accumulator has to
8109 be saved during interrupts.
8111 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8113 * doc/invoke.texi: Remove the documentation about option
8115 * common.opt (Wunreachable-code): Preserved for backward
8117 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8118 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8119 the backward compatibility flag section.
8121 2010-01-05 Richard Guenther <rguenther@suse.de>
8123 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8125 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8128 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8130 PR tree-optimization/42508
8131 * tree-sra.c (convert_callers): Check for recursive call
8132 by comparing cgraph nodes instead of decls.
8133 (modify_function): Call ipa_modify_formal_parameters also
8134 on all same_body aliases.
8136 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8137 cgraph nodes when checking for same_body aliases.
8139 2010-01-05 Richard Guenther <rguenther@suse.de>
8141 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8142 allocation and lookup.
8143 (get_or_alloc_expr_for_constant): Likewise.
8144 (phi_translate): Sink allocation.
8146 2010-01-04 Richard Guenther <rguenther@suse.de>
8148 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8149 a new entry only if needed.
8150 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8151 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8153 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8155 (phi_translate): Handle CONSTANTs early.
8157 2010-01-04 Martin Jambor <mjambor@suse.cz>
8159 PR tree-optimization/42398
8160 * tree-sra.c (struct access): Removed flag grp_different_types.
8161 (dump_access): Do not dump the removed flag.
8162 (sort_and_splice_var_accesses): Do not set the removed flag.
8163 (sra_modify_expr): Check for type compatibility directly.
8165 2010-01-04 Martin Jambor <mjambor@suse.cz>
8167 PR tree-optimization/42366
8168 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8169 edges with variable number of parameters.
8170 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8171 flag instead of asserting it.
8172 (ipa_read_node_info): Read uses_analysis_done flag.
8174 2010-01-04 Richard Guenther <rguenther@suse.de>
8176 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8177 iterative_hash_* as intended.
8178 (vn_reference_compute_hash): Likewise. Simplify hashing
8180 (vn_reference_lookup_2): Likewise.
8181 (vn_nary_op_compute_hash): Likewise.
8182 (vn_phi_compute_hash): Likewise.
8183 (expressions_equal_p): Remove strange code.
8184 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8185 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8186 (bitmap_insert_into_set_1): Take value-id as parameter.
8187 (add_to_value): Pass it.
8188 (bitmap_insert_into_set): Likewise.
8189 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8191 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8194 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8195 (do_self_spec): For switches with SWITCH_IGNORE set set also
8196 SWITCH_IGNORE_PERMANENTLY.
8197 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8200 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8202 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8203 tree of an unreferenced global var.
8205 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8209 GTU to GT for V4SI and V2DI.
8211 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8212 (umin<mode>3): Removed.
8214 (uminv4si3): Likewise.
8216 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8219 * collect2.c (main): Turn on trace in collect2 if -v is passed
8222 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8224 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8225 description of expression operand.
8227 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8229 * configure.ac: Add install-html to target_list for Make-hooks.
8230 * configure: Regenerate.
8231 * fortran/Make-lang.in (F95_HTMLFILES): New.
8232 (fortran.html): Use it.
8233 (fortran.install-html): New.
8234 * Makefile.in (install-html): Add lang.install-html.
8235 * java/Make-lang.in (JAVA_HTMLFILES): New.
8236 (java.html): Use it.
8237 (java.install-html): New.
8238 * objc/Make-lang.in (objc.install-html): New.
8239 * objcp/Make-lang.in (obj-c++.install-html): New.
8240 * cp/Make-lang.in (c++.install-html): New.
8241 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8242 * lto/Make-lang.in (lto.install-html): New.
8244 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8247 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8249 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8251 PR rtl-optimization/41862
8252 * store-motion.c (store_killed_in_insn, compute_store_table,
8253 remove_reachable_equiv_notes, replace_store_insn,
8254 build_store_vectors): Ignore all DEBUG_INSNs.
8256 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8259 * common.opt: Add dumpdir.
8261 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8263 (option_map): Add --dumpdir.
8265 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8267 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8269 * opts.c (decode_options): Try dump_dir_name first if
8270 dump_base_name isn't an absolute path.
8271 (common_handle_option): Handle OPT_dumpdir.
8273 * toplev.c (dump_dir_name): New.
8274 (print_switch_values): Also ignore -dumpdir.
8276 * toplev.h (dump_dir_name): New.
8278 2010-01-03 Richard Guenther <rguenther@suse.de>
8280 PR tree-optimization/42589
8281 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8282 double-word expansion of bswap32.
8284 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8286 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8287 with BLOCK_FOR_INSN.
8288 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8289 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8290 noce_process_if_block): Likewise.
8291 * gcse.c (compute_local_properties, insert_expr_in_table,
8292 insert_set_in_table, canon_list_insert, find_avail_set,
8293 pre_insert_copy_insn): Likewise.
8295 * basic-block.h (BLOCK_NUM): Move from here...
8296 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8298 2010-01-03 Richard Guenther <rguenther@suse.de>
8300 PR tree-optimization/42438
8301 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8302 contains_may_not_return_call flag.
8303 (BB_MAY_NOTRETURN): New.
8304 (valid_in_sets): Trapping nary operations are not valid
8305 in blocks that may not return.
8306 (insert_into_preds_of_block): Remove check for trapping expressions.
8307 (compute_avail): Compute also BB_MAY_NOTRETURN.
8309 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8311 * doc/invoke.texi: Add 2010 to copyright years.
8313 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8315 * config/sparc/sparc.c: Fix formatting nits.
8317 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8318 Alexander Monakov <amonakov@ispras.ru>
8320 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8322 2010-01-02 Richard Guenther <rguenther@suse.de>
8325 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8326 (simplify_switch_using_ranges): Mark to be removed edges
8329 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8331 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8333 * collect2.c (scan_libraries): Add missing argument in call to
8336 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8339 * config/alpha/predicates.md (aligned_memory_operand): Return false
8341 (unaligned_memory_operand): Return true for CQImode.
8342 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8343 doesn not cross aligned SImode word boundary.
8345 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8347 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8349 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8350 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8352 2010-01-02 Richard Guenther <rguenther@suse.de>
8355 * toplev.c (compile_file): Emit LTO marker properly. Change
8357 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8359 2010-01-01 Richard Guenther <rguenther@suse.de>
8362 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8364 2010-01-01 Richard Guenther <rguenther@suse.de>
8367 * c-decl.c (grokdeclarator): For zero-size arrays force
8368 structural equality checks as layout_type does.
8370 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8372 * builtins.c: Update copyright to 2010.
8374 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8377 * lto-streamer-out.c (produce_asm): Revert the last change.
8378 (copy_function): Likewise.
8380 * lto-streamer.c (lto_get_section_name): Skip any leading
8383 2010-01-01 Richard Guenther <rguenther@suse.de>
8386 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8390 Copyright (C) 2010 Free Software Foundation, Inc.
8392 Copying and distribution of this file, with or without modification,
8393 are permitted in any medium without royalty provided the copyright
8394 notice and this notice are preserved.