1 2010-05-05 Jan Hubicka <jh@suse.cz>
3 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
4 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
5 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
6 lto_varpool_encoder_encode_initializer_p,
7 lto_set_varpool_encoder_encode_initializer): New functions.
8 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
10 (input_varpool_node): Do not always set analyzed.
11 (input_cgraph_1): Return vector of cgraph nodes.
12 (input_varpool_1): Return vector of varpools.
13 (input_cgraph): Free the vectors.
14 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
15 output only initializers needed.
16 (lto_output): Only call output_cgraph.
17 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
18 * lto-section-out.c (lto_new_out_decl_state): Initialize
19 state->varpool_node_encoder.
20 * lto-streamer.h (lto_varpool_encoder_d): New.
21 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
22 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
23 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
24 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
25 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
27 (output_varpool, input_varpool): Remove declarations.
29 2010-05-05 Jan Hubicka <jh@suse.cz>
31 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
32 with body can prevail.
34 2010-05-05 Jan Hubicka <jh@suse.cz>
36 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
39 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
41 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
44 * gengtype.h (erro_at_line): Constify pos argument.
46 * gengtype.c: Include hashtab.h.
47 (enum gc_used): Document GC_MAYBE_POINTED_TO.
48 (error_at_line): Constify pos argument.
49 (do_typedef): Initialize p->opt field.
50 (get_file_gtfilename): Fix comment typo.
51 (struct walk_type_data): Constify line field.
52 (get_output_file_for_structure): New function.
53 (write_local_func_for_structure): Constify orig_s argument.
54 Use get_output_file_for_structure.
55 (write_func_for_structure): Use get_output_file_for_structure.
57 (dump_pair, dump_type, dump_type_list, dump_typekind)
58 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
59 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
61 (seen_types): New variable.
62 (main): New variable do_dump. Process "-d" command line option.
63 Call dump_everything if dump requested.
65 2010-05-05 Jakub Jelinek <jakub@redhat.com>
67 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
68 in a temporary instead of invoking the macro multiple times.
69 (track_expr_p): Likewise.
71 2010-05-04 Neil Vachharajani <nvachhar@google.com>
73 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
75 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
76 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
77 conditions for printing notes.
78 * common.opt (-Wcoverage-mismatch): Allow negative, default to
79 true, update documentation.
80 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
82 2010-05-04 Jakub Jelinek <jakub@redhat.com>
85 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
88 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
91 * config/i386/i386.md (sse_prologue_save): Add clobber CC
93 (*sse_prologue_save_insn1): Likewise.
94 (SSE prologue save splitter): Likewise.
96 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
98 * tree.c (free_lang_data_in_one_sizepos): New inline function.
99 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
100 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
101 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
102 all decls. Call it on DECL_FIELD_OFFSET of fields.
103 (find_decls_types_r): Follow DECL_VALUE_EXPR.
104 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
106 2010-05-04 Martin Jambor <mjambor@suse.cz>
108 * tree-sra.c (build_access_from_expr_1): The first parameter type
109 changed to simple tree.
110 (build_access_from_expr): Likewise, gsi parameter was eliminated.
111 (scan_assign_result): Renamed to assignment_mod_result, enum elements
113 (build_accesses_from_assign): Removed all parameters except for a
114 simple gimple statement. Now returns a simple bool.
115 (scan_function): All non-analysis parts moved to separate functions
116 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
117 parameters and updated both callers.
118 (sra_modify_expr): Removed parameter data.
119 (sra_modify_function_body): New function.
120 (perform_intra_sra): Call sra_modify_function_body to modify the
122 (replace_removed_params_ssa_names): Parameter data changed into
124 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
125 changed the parameter dont_convert to convert with the opposite
127 (sra_ipa_modify_assign): Parameter data changed into adjustments
128 vector, return value changed to bool.
129 (ipa_sra_modify_function_body): New function.
130 (sra_ipa_reset_debug_stmts): Updated a comment.
131 (modify_function): Use ipa_sra_modify_function_body to modify function
134 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
137 * alias.c (true_dependence): Handle the same VALUE in x and mem.
138 (canon_true_dependence): Likewise.
139 (write_dependence_p): Likewise.
141 2010-05-04 Jan Hubicka <jh@suse.cz>
143 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
144 * cgraphbuild.c: Include ipa-utils.h
145 (record_reference_ctx): New struct.
146 (record_reference): Simplify to work on initializers; not statements.
147 (mark_address, mark_load, mark_store): New.
148 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
150 (record_references_in_initializer): Update use of record_reference.
151 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
154 2010-05-04 Jan Hubicka <jh@suse.cz>
156 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
157 node will be removed anyway.
158 (lto_varpool_replace_node): Allow also unanalyzed nodes;
159 relink aliases of node into prevailing node.
160 * varpool.c (varpool_remove_node): Remove aliases properly;
161 when removing node, remove all its aliases too; remove DECL_INITIAL
162 of removed node; ggc_free the varpool node.
164 2010-05-04 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/43879
167 * tree-ssa-structalias.c (alias_get_name): Use
168 DECL_ASSEMBLER_NAME if available.
169 (create_function_info_for): Return the varinfo node.
170 (ipa_pta_execute): Associate same-body aliases and extra names
171 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
173 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
175 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
178 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
181 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
182 only if HONOR_REG_ALLOC_ORDER is not defined.
184 2010-05-04 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/43949
187 * tree-vrp.c (extract_range_from_binary_expr): Only handle
190 2010-04-26 Jason Merrill <jason@redhat.com>
192 * c.opt (-fstrict-enums): New.
193 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
195 2010-05-03 David Ung <davidu@mips.com>
196 James E. Wilson <wilson@codesourcery.com>
198 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
199 emit the trap instruction before the divide for TUNE_74K.
201 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
203 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
204 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
205 based on the above, for new target hook.
207 * hooks.c (hook_bool_mode_true): New generic hook.
208 * hooks.h (hook_bool_mode_true): Add prototype.
210 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
212 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
213 target hook, set to hook_bool_mode_false.
214 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
215 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
216 with targetm.small_register_classes_for_mode_p.
217 (find_reusable_reload): Likewise.
218 (combine_reloads): Likewise.
219 * reload1.c (reload_as_needed): Likewise.
220 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
221 * ifcvt.c (noce_process_if_block, check_cond_move_block,
222 dead_or_predicable): Likewise.
223 * regmove.c (optimize_reg_copy_1): Likewise.
224 * calls.c (prepare_call_address): Likewise.
225 (precompute_register_parameters): Likewise.
227 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
229 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
230 implementation of the hook that considers all register classes
231 small except for SH64.
232 (sh_override_options): Use the new hook.
233 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
236 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
238 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
239 implementation of the hook that considers all register classes
241 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
244 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
246 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
247 implementation of the hook that considers all register classes
249 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
252 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
254 * config/m32c/m32c.h: Likewise.
255 * config/pdp11/pdp11.h: Likewise.
256 * config/avr/avr.h: Likewise.
257 * config/xtensa/xtensa.h: Likewise.
258 * config/m68hc11/m68hc11.h: Likewise.
259 * config/mn10300/mn10300.h: Likewise.
260 * config/mcore/mcore.h: Likewise.
261 * config/h8300/h8300.h: Likewise.
262 * config/bfin/bfin.h: Likewise.
264 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
265 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
267 2010-05-03 Anatoly Sokolov <aesok@post.ru>
269 * double-int.h (tree_to_double_int): Remove macro.
270 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
271 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
272 (tree_to_double_int): New function.
273 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
275 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
277 2010-05-03 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/43971
280 * tree-ssa-structalias.c (get_constraint_for_1): Fix
281 constraints in the !flag_delete_null_pointer_checks case.
283 2010-05-03 Jakub Jelinek <jakub@redhat.com>
286 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
287 result mode matches original rtl mode.
289 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
292 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
294 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
297 when processing flag options.
299 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
301 * gcov-iov.c (main): Change format string placeholder
302 from %#08x to 0x%08x.
303 * genchecksum.c (dosum): Change format string placeholder
304 from %#02x to 0x%02x.
306 2010-05-02 Richard Guenther <rguenther@suse.de>
308 PR tree-optimization/43879
309 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
311 2010-05-02 Bruno Haible <bruno@clisp.org>
313 * doc/extend.texi (Function Attributes): Fix a typo.
315 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
318 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
319 placeholder from 0x%x to %#x.
320 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
321 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
322 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
323 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
324 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
325 * config/i386/i386.c (ix86_target_string): Ditto.
326 * config/i386/i386.c (output_pic_addr_const): Ditto.
327 (print_operand): Ditto.
329 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
331 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
332 placeholder from 0x%x to %#x.
333 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
334 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
335 (ASM_OUTPUT_DEBUG_DATA): Ditto.
336 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
337 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
338 * optc-gen.awk: Ditto.
339 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
340 (HOST_WIDE_INT_PRINT_HEX): Ditto.
341 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
342 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
344 2010-05-01 Anatoly Sokolov <aesok@post.ru>
346 * target.h (struct calls): Add function_value_regno_p field.
347 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
348 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
349 * targhooks.c (default_function_value_regno_p): New function.
350 * targhooks.h (default_function_value_regno_p): Declare function.
351 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
352 * builtins.c. (apply_result_size): (Ditto.).
353 * combine.c. (likely_spilled_retval_p): (Ditto.).
354 * mode-switching.c. Include 'target.h'.
355 (create_pre_exit): Use function_value_regno_p hook.
356 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
357 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
358 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
360 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
361 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
362 (ix86_function_value_regno_p): Declare as static, change argument
363 type to const unsigned int.
364 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
366 2010-05-01 Richard Guenther <rguenther@suse.de>
368 PR tree-optimization/43949
369 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
371 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
373 2010-05-01 Anatoly Sokolov <aesok@post.ru>
375 * rtl.h (CONST_DOUBLE_P): Define.
376 (rtx_to_double_int): Declare.
377 * emit-rtl.c (rtx_to_double_int): New function.
378 * dwarf2out.c (insert_double): New function.
379 (loc_descriptor, add_const_value_attribute): Clean up, use
380 rtx_to_double_int and insert_double functions.
382 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
384 * doc/extend.texi (Inline): Add missing return keyword to examples.
385 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
388 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
390 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
391 the variable part of the offset as well. Use highest_pow2_factor for
392 all alignment checks.
394 2010-04-30 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/43879
397 * tree-ssa-structalias.c (type_could_have_pointers): Functions
400 2010-04-30 Jan Hubicka <jh@suse.cz>
402 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
404 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
406 2010-04-30 Jan Hubicka <jh@suse.cz>
408 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
410 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
411 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
412 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
413 cgraph_node_set_needs_ltrans_p): Remove.
415 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
417 * sdbout.c: Include vec.h, do not include varray.h.
418 (deferred_global_decls, sdbout_global_decl,
419 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
420 * toplev.c: Do not include varray.h.
421 (dump_memory_report): Do not dump VARRAY statistics.
422 * gengtype.c (open_base_file): Ignore varray.h.
423 * Makefile.in: Update for abovementioned changes.
424 Remove all traces of varray.c and varray.h.
425 * varray.c: Remove file.
426 * varray.h: Remove file.
428 2010-04-30 Jan Hubicka <jh@suse.cz>
430 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
433 2010-04-30 Jan Hubicka <jh@suse.cz>
435 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
438 2010-04-30 Richard Guenther <rguenther@suse.de>
440 * tree-ssa-structalias.c (get_constraint_for_1): Generate
441 constraints for CONSTRUCTOR.
443 2010-04-30 Richard Guenther <rguenther@suse.de>
446 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
447 first after all lowering passes.
449 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
451 * toplev.c: Include varray.h for statistics dumping.
452 * tree.h: Do not declare varray_head_tag.
453 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
454 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
455 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
456 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
457 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
458 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
459 c-common.c, c-common.h, reg-stack.c, basic-block.h,
460 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
462 * Makefile.in: Update for abovementioned changes.
464 2010-04-30 Jakub Jelinek <jakub@redhat.com>
467 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
469 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
471 * config/picochip/picochip.c (picochip_legitimize_address): Define.
472 Use this function to do machine-specific conversion.
473 (picochip_legitimize_reload_address): Likewise.
474 (picochip_legitimate_address_p): Check valid base register only if
476 (picochip_check_conditional_copy): Check for modw only if opnd is
478 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
479 to call the function in c.
480 * config/picochip/picochip-protos.h
481 (picochip_legitimize_reload_address): Define.
482 * config/picochip/picochip.md (supported_compare1): Define.
484 2010-04-30 Jan Hubicka <jh@suse.cz>
486 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
487 (cgraph_global_info): Remove inlined.
488 (LTO_cgraph_tag_names): Remove.
489 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
490 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
491 simplify cgraph tags and document.
492 (lto_output_node): Use only LTO_cgraph_unavail_node and
493 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
494 for_functions_valid, global info, process and output flags.
495 (input_overwrite_node): Initialize estimated stack size and
496 estimated growth. Do not read flags we no longer store.
497 (input_node): Likewise do not read info no longer stored.
498 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
501 2010-04-30 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/43879
504 * tree-ssa-structalias.c (get_constraint_for_1): Properly
505 handle non-zero initializers.
507 2010-04-30 Richard Guenther <rguenther@suse.de>
509 * builtins.c (fold_builtin_1): Delete free (0).
511 2010-04-29 Jan Hubicka <jh@suse.cz>
513 * gengtype.c (open_base_files): Add lto-streamer.h
514 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
515 (pass_ipa_cp): GGC collect.
516 * toplev. (compile_file): Do not output symbols.
517 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
518 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
519 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
520 * lto-section-in.c: Include ggc.h
521 (lto_new_in_decl_state): Alloc in GGC.
522 (lto_delete_in_decl_state): Likewise.
523 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
526 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
529 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
530 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
531 (HONOR_REG_ALLOC_ORDER): Describe new macro.
532 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
533 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
534 account only if HONOR_REG_ALLOC_ORDER is not defined.
535 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
536 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
538 2010-04-29 Jon Grant <04@jguk.org>
540 * collect2.c (vflag): Change type from int to bool.
542 (helpflag): New global bool.
543 (main): Set vflag and debug with boolean, not integer truth values.
544 Accept new "--help" option and output usage text if found.
545 * collect2.h (vflag): Update prototype.
548 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
551 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
553 2010-04-29 Richard Guenther <rguenther@suse.de>
556 * plugin.h (invoke_plugin_callbacks): Annotate arguments
557 with ATTRIBUTE_UNUSED.
559 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
562 * config/i386/i386.c (get_some_local_dynamic_name): Replace
563 INSN_P with NONDEBUG_INSN_P.
564 (distance_non_agu_define): Likewise.
565 (distance_agu_use): Likewise.
567 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
569 From Dominique d'Humieres <dominiq@lps.ens.fr>
571 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
574 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
576 * plugin.h (invoke_plugin_callbacks): New inline function.
577 * plugin.c (flag_plugin_added): New global flag.
578 (add_new_plugin): Initialize above flag.
579 (invoke_plugin_callbacks): Rename to ...
580 (invoke_plugin_callbacks_full): ... this.
582 2010-04-28 Jan Hubicka <jh@suse.cz>
584 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
585 (lto_varpool_replace_node): New.
586 (lto_symtab_resolve_symbols): Resolve varpool nodes.
587 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
588 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
589 * cgraph.h (varpool_node_ptr): New type.
590 (varpool_node_ptr): New vector.
591 (varpool_node_set_def): New structure.
592 (varpool_node_set): New type.
593 (varpool_node_set): New vector.
594 (varpool_node_set_element_def): New structure.
595 (varpool_node_set_element, const_varpool_node_set_element): New types.
596 (varpool_node_set_iterator): New type.
597 (varpool_node): Add prev pointers, add used_from_other_partition,
599 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
600 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
601 varpool_get_node, varpool_remove_node): Declare.
602 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
603 varpool_node_set_size): New inlines.
604 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
605 * tree-pass.h (varpool_node_set_def): Forward declare.
606 (ipa_opt_pass_d): Summary writting takes vnode sets too.
607 (ipa_write_optimization_summaries): Update prototype.
608 * ipa-cp.c (ipcp_write_summary): Update.
609 * ipa-reference.c (ipa_reference_write_summary): Update.
610 * lto-cgraph.c (lto_output_varpool_node): New static function.
611 (output_varpool): New function.
612 (input_varpool_node): New static function.
613 (input_varpool_1): New function.
614 (input_cgraph): Input varpool.
615 * ipa-pure-const.c (pure_const_write_summary): Update.
616 * lto-streamer-out.c (lto_output): Update, output varpool too.
617 (write_global_stream): Kill WPA hack.
618 (produce_asm_for_decls): Update.
619 (output_alias_pair_p): Handle variables.
620 (output_unreferenced_globals): Output only needed partition of varpool.
621 * ipa-inline.c (inline_write_summary): Update.
622 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
624 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
625 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
626 varpool_node_set_new, varpool_node_set_add,
627 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
628 debug_varpool_node_set): New functions.
629 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
630 (execute_one_pass): Process new decls too.
631 (ipa_write_summaries_2): Pass around vsets.
632 (ipa_write_summaries_1): Likewise.
633 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
635 (ipa_write_optimization_summaries_1): Pass around vsets.
636 (ipa_write_optimization_summaries): Likewise.
637 * varpool.c (varpool_get_node): New.
638 (varpool_node): Update doubly linked lists.
639 (varpool_remove_node): New.
640 (dump_varpool_node): More dumping.
641 (varpool_enqueue_needed_node): Update doubly linked lists.
642 (decide_is_variable_needed): Kill ltrans hack.
643 (varpool_finalize_decl): Kill lto hack.
644 (varpool_assemble_decl): Skip decls in other partitions.
645 (varpool_assemble_pending_decls): Update doubly linkes lists.
646 (varpool_empty_needed_queue): Likewise.
647 (varpool_extra_name_alias): Likewise.
648 * lto-streamer.c (lto_get_section_name): Add vars section.
649 * lto-streamer.h (lto_section_type): Update.
650 (output_varpool, input_varpool): Declare.
652 2010-04-28 Mike Stump <mikestump@comcast.net>
654 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
656 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
658 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
659 record or union type with RECORD_OR_UNION_TYPE_P predicate.
660 (lto_input_ts_type_tree_pointers): Likewise.
661 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
662 (lto_output_ts_type_tree_pointers): Likewise.
664 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
666 Uniquization of constants at the Tree level
667 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
668 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
670 (tree_output_constant_def): Declare.
671 * gimplify.c (gimplify_init_constructor): When using block copy, first
672 uniquize the constant constructor on the RHS.
673 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
674 DECL_IN_CONSTANT_POOL flag.
675 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
676 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
678 (assemble_variable): Deal with symbols belonging to the tree constant
680 (get_constant_section): Add ALIGN parameter and simplify.
681 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
682 (assemble_constant_contents): Use the expression of the VAR_DECL.
683 (output_constant_def_contents): Use the alignment of the VAR_DECL.
684 (tree_output_constant_def): New global function.
685 (mark_constant): Use the expression of the VAR_DECL.
686 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
688 (output_object_block): Likewise and assemble the expression.
690 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
692 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
693 hash_tree, eq_tree): New tree hash table.
694 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
695 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
696 lto_orig_address_remove): Reimplement.
698 2010-04-28 Xinliang David Li <davidxl@google.com>
701 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
702 (compute_uninit_opnds_pos): New function.
703 (is_non_loop_exit_postdominating): New function.
704 (compute_control_dep_chain): New function.
705 (find_pdom): New function.
706 (convert_control_dep_chain_into_preds): New function.
707 (find_predicates): New function.
708 (find_control_equiv_block): New function.
709 (collect_phi_def_edges): New function.
710 (find_def_preds): New function.
711 (find_dom): New function.
712 (dump_predicates): New function.
713 (get_cmp_code): New function.
714 (is_value_included_in): New function.
715 (find_matching_predicate_in_rest_chains): New function.
716 (use_pred_not_overlap_with_undef_path_pred): New function.
717 (is_use_properly_guarded): New function.
718 (normalize_cond_1): New function.
719 (is_and_or_or): New function.
720 (normalize_cond): New function.
721 (is_gcond_subset_of): New function.
722 (is_subset_of_any): New function.
723 (is_or_set_subset_of): New function.
724 (is_and_set_subset_of): New function.
725 (is_norm_cond_subset_of): New function.
726 (is_pred_expr_subset_of): New function.
727 (is_pred_chain_subset_of): New function.
728 (is_included_in): New function.
729 (is_superset_of): New function.
730 (find_uninit_use): New function.
731 (warn_uninitialized_phi): New function.
732 (compute_possibly_undefined_names): New function.
733 (ssa_undefined_value_p): New function.
734 (execute_late_warn_uninitialized): New function.
735 * tree-ssa.c (ssa_undefined_value_p): Removed.
736 (warn_uninit): Changed to extern.
737 (warn_uninitialized_phi): Removed.
738 (warn_uninitialized_vars): Changed to extern.
739 (execute_late_warn_uninitialized): Removed
740 * tree-flow.h: Add new prototypes.
741 * timevar.def: Add new time variable.
742 * Makefile.in: Add new build file.
744 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
746 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
749 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
752 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
754 2010-04-28 Martin Jambor <mjambor@suse.cz>
756 * cgraph.h (struct cgraph_node): New field indirect_calls.
757 (struct cgraph_indirect_call_info): New type.
758 (struct cgraph_edge): Removed field indirect_call. New fields
759 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
760 (cgraph_create_indirect_edge): Declare.
761 (cgraph_make_edge_direct): Likewise.
762 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
763 * ipa-prop.h (struct ipa_param_call_note): Removed.
764 (struct ipa_node_params): Removed field param_calls.
765 (ipa_create_all_structures_for_iinln): Declare.
766 * cgraph.c: Described indirect edges and uids in initial comment.
767 (cgraph_add_edge_to_call_site_hash): New function.
768 (cgraph_edge): Search also among the indirect edges, use
769 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
770 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
771 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
773 (initialize_inline_failed): Assign a reason to indirect edges.
774 (cgraph_create_edge_1): New function.
775 (cgraph_create_edge): Moved some functionality to
776 cgraph_create_edge_1.
777 (cgraph_create_indirect_edge): New function.
778 (cgraph_edge_remove_callee): Add an assert checking for
780 (cgraph_edge_remove_caller): Special-case indirect edges.
781 (cgraph_remove_edge): Likewise.
782 (cgraph_set_edge_callee): New function.
783 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
784 (cgraph_make_edge_direct): New function.
785 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
786 the declaration of the call statement matches.
787 (cgraph_node_remove_callees): Special-case indirect edges.
788 (cgraph_clone_edge): Likewise.
789 (cgraph_clone_node): Clone also the indirect edges.
790 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
791 indirect_call, dump count of indirect_calls edges.
792 * ipa-prop.c (iinlining_processed_edges): New variable.
793 (ipa_note_param_call): Create indirect edges instead of
794 creating notes. New parameter node.
795 (ipa_analyze_call_uses): New parameter node, pass it on to
797 (ipa_analyze_stmt_uses): Likewise.
798 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
799 (print_edge_addition_message): Work on edges rather than on notes.
800 (update_call_notes_after_inlining): Likewise, renamed to
801 update_indirect_edges_after_inlining.
802 (ipa_create_all_structures_for_iinln): New function.
803 (ipa_free_node_params_substructures): Do not free notes.
804 (ipa_edge_duplication_hook): Propagate bits within
805 iinlining_processed_edges bitmap.
806 (ipa_node_duplication_hook): Do not duplicate notes.
807 (free_all_ipa_structures_after_ipa_cp): Renamed to
808 ipa_free_all_structures_after_ipa_cp.
809 (free_all_ipa_structures_after_iinln): Renamed to
810 ipa_free_all_structures_after_iinln.g
811 (ipa_write_param_call_note): Removed.
812 (ipa_read_param_call_note): Removed.
813 (ipa_write_indirect_edge_info): New function.
814 (ipa_read_indirect_edge_info): Likewise.
815 (ipa_write_node_info): Do not stream notes, do stream information
817 (ipa_read_node_info): Likewise.
818 (lto_ipa_fixup_call_notes): Removed.
819 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
820 * ipa-inline.c (pass_ipa_inline): Likewise.
821 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
822 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
823 * tree-inline.c (copy_bb): Removed an unnecessary double check for
825 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
827 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
828 (output_cgraph): Stream also indirect edges.
829 (lto_output_edge): Added capability to stream indirect edges.
830 (input_edge): Likewise.
831 (input_cgraph_1): Likewise.
832 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
835 2010-04-28 Richard Guenther <rguenther@suse.de>
837 PR tree-optimization/43879
838 PR tree-optimization/43909
839 * tree-ssa-structalias.c (struct variable_info): Add
840 only_restrict_pointers flag.
841 (new_var_info): Initialize it. Increment stats.total_vars here.
842 (create_function_info_for): Do not increment stats.total_vars
844 (get_function_part_constraint): Fix build with C++.
845 (insert_into_field_list): Remove.
846 (push_fields_onto_fieldstack): Properly merge fields.
847 (create_variable_info_for): Split and simplify.
848 (create_variable_info_for_1): New piece.
849 (intra_create_variable_infos): Properly make restrict constraints
852 2010-04-28 Richard Guenther <rguenther@suse.de>
855 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
857 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
858 Jan Hubicka <hubicka@ucw.cz>
860 * doc/invoke.texi (-Wsuggest-attribute=const,
861 -Wsuggest-attribute=pure): Document.
862 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
863 (function_always_visible_to_compiler_p,
864 suggest_attribute, warn_function_pure, warn_function_const):
866 (check_call): Improve debug info.
867 (analyze_function): Do not check availability.
868 (add_new_function): Check availability.
869 (propagate): Output warnings.
870 (skip_function_for_local_pure_const): New function.
871 (local_pure_const): Use it; output warnings.
872 * common.opt (Wsuggest-attribute=const,
873 Wsuggest-attribute=pure): New.
875 2010-04-27 Jakub Jelinek <jakub@redhat.com>
877 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
878 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
879 or DW_CFA_def_cfa_offset{,_sf}.
881 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
883 * tree.h: Fix truncated long macros.
885 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
887 * collect2.c (TARGET_64BIT): Redefine to target's default.
889 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
890 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
891 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
892 for underscoring __USER_LABEL_PREFIX__.
893 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
894 (SUB_LINK_ENTRY32): New.
895 (SUB_LINK_ENTRY64): New.
896 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
897 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
898 (SUB_LINK_ENTRY64): New.
899 (SUB_LINK_ENTRY): New.
900 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
901 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
902 x64 target is choosen.
903 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
904 * configure: Regenerated.
905 * configure.ac (leading-mingw64-underscores): Option added.
907 2010-04-27 Jan Hubicka <jh@suse.cz>
909 * doc/invoke.texi (-fipa-profile): Document.
910 * opts.c (decode_options): Enable ipa-profile at -O1.
911 * timevar.def (TV_IPA_PROFILE): Define.
912 * common.opt (fipa-profile): Add.
913 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
915 (cgraph_propagate_frequency): Handle only local ones.
916 * tree-pass.h (pass_ipa_profile): Declare.
917 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
918 (pass_ipa_profile): Use TV_IPA_PROFILE.
919 * ipa.c (ipa_profile): New function.
920 (gate_ipa_profile): Likewise.
921 (pass_ipa_profile): New global variable.
922 * passes.c (pass_ipa_profile): New.
924 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
926 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
928 2010-04-27 Martin Jambor <mjambor@suse.cz>
931 * ipa.c (dissolve_same_comdat_group_list): New function.
932 (function_and_variable_visibility): Call
933 dissolve_same_comdat_group_list when comdat group contains external or
935 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
936 lists are circular and that they contain only DECL_ONE_ONLY nodes.
938 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
940 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
941 (const_hash_1) <VECTOR_CST>: New case.
942 (compare_constant) <VECTOR_CST>: Likewise.
943 <ADDR_EXPR>: Deal with LABEL_REFs.
944 (copy_constant) <VECTOR_CST>: New case.
946 2010-04-27 Jan Hubicka <jh@suse.cz>
948 * cgraph.c (cgraph_propagate_frequency): New function.
949 * cgraph.h (cgraph_propagate_frequency): Declare.
950 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
951 cgraph_propagate_frequency.
953 2010-04-27 Jakub Jelinek <jakub@redhat.com>
955 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
957 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
960 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
961 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
962 here to determine which regs to push and how much stack to reserve.
964 2010-04-27 Jie Zhang <jie@codesourcery.com>
966 * doc/gimple.texi (gimple_statement_with_ops): Remove
967 addresses_taken field.
968 (gimple_statement_with_memory_ops): Likewise.
970 2010-04-27 Jan Hubicka <jh@suse.cz>
972 * tree-inline.c (eni_inlining_weights): Remove.
973 (estimate_num_insns): Special case more builtins.
975 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
978 * c-typeck.c (build_binary_op): Move forward check for comparison
979 pointer with null pointer constant and adjust the diagnostic message.
981 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
984 * configure.ac (gcc_cv_as_section_has_align): Set if installed
985 binutils supports extended .section directive needed by LTO, or
986 warn if older binutils found.
987 (LTO_BINARY_READER): New AC_SUBST'd variable.
988 (LTO_USE_LIBELF): Likewise.
989 * gcc/config.gcc (lto_binary_reader): New target-specific configure
991 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
992 (LTO_USE_LIBELF): Likewise.
993 * configure: Regenerate.
995 * collect2.c (is_elf): Rename from this ...
996 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
997 object files in addition to ELF-formatted ones.
998 (scan_prog_file): Caller updated. Also allow for LTO info marker
999 symbol to be prefixed or not by an extra underscore.
1001 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1002 * config/i386/winnt.c: Also #include lto-streamer.h
1003 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1005 (i386_pe_asm_output_aligned_decl_common): Add comment.
1006 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1008 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1011 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1012 Add missing earlyclobber for second alternative.
1014 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1016 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1017 bits for artificial defs at the top of the block.
1018 * fwprop.c (single_def_use_enter_block): Don't call it.
1020 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1023 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1024 instead of "$gcc_cv_objdump -T".
1025 Use "-undefined dynamic_lookup" on darwin.
1026 * gcc/configure: Regenerate.
1028 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1031 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1033 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1035 * c-parser.c (struct c_token): Move location field up.
1036 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1037 (struct c_declspecs): Convert typespec_word, storage_class, and
1038 default_int_p into bitfields.
1039 (struct c_declarator): Move loc field up.
1041 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1043 * cfgloop.h (struct loop): Move can_be_parallel field up.
1044 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1045 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1047 (struct iv_cand): Convert pos field into a bitfield.
1048 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1050 (struct _stmt_vec_info): Shuffle fields for better packing.
1052 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1054 * varasm.c (IN_NAMED_SECTION): Remove guard.
1055 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1056 (IN_NAMED_SECTION_P): ...this.
1057 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1058 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1060 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1062 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1063 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1064 of shadowing it. Fix comments.
1066 2010-04-26 Jan Hubicka <jh@suse.cz>
1068 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1069 (cgraph_clone_node): Copy function frequency.
1070 * cgraph.h (node_frequency): New enum
1071 (struct cgraph_node): Add.
1072 * final.c (rest_of_clean_state): Update.
1073 * lto-cgraph.c (lto_output_node): Output node frequency.
1074 (input_overwrite_node): Input node frequency.
1075 * tre-ssa-loop-ivopts (computation_cost): Update.
1076 * lto-streamer-out.c (output_function): Do not output function
1078 * predict.c (maybe_hot_frequency_p): Update and handle functions
1080 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1082 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1083 (compute_function_frequency): Set noreturn functions to be executed
1085 (choose_function_section): Update.
1086 * lto-streamer-in.c (input_function): Do not input function frequency.
1087 * function.c (allocate_struct_function): Do not initialize function
1089 * function.h (function_frequency): Remove.
1090 (struct function): Remove function frequency.
1091 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1092 (try_update): Update.
1093 * tree-inline.c (initialize_cfun): Do not update function frequency.
1094 * passes.c (pass_init_dump_file): Update.
1095 * i386.c (ix86_compute_frame_layout): Update.
1096 (ix86_pad_returns): Update.
1098 2010-04-26 Jie Zhang <jie@codesourcery.com>
1100 PR tree-optimization/43833
1101 * tree-vrp.c (range_int_cst_p): New.
1102 (range_int_cst_singleton_p): New.
1103 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1104 when both operands are constants. Use range_int_cst_p in
1107 2010-04-26 Jan Hubicka <jh@suse.cz>
1109 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1111 2010-04-26 Richard Guenther <rguenther@suse.de>
1114 * gimple.c (gimple_decl_printable_name): Deal gracefully
1115 with a NULL DECL_NAME.
1117 2010-04-26 Richard Guenther <rguenther@suse.de>
1120 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1121 if emitting debug information and it is either a function
1122 or a namespace decl.
1124 2010-04-26 Ira Rosen <irar@il.ibm.com>
1126 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1127 determine if the statement is vectorizable, and a macro to access it.
1128 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1129 Skip statements that can't be vectorized. If the analysis fails,
1130 mark the statement as unvectorizable if vectorizing basic block.
1131 (vect_compute_data_refs_alignment): Likewise.
1132 (vect_verify_datarefs_alignment): Skip statements marked as
1133 unvectorizable. Add print.
1134 (vect_analyze_group_access): Skip statements that can't be
1135 vectorized. If the analysis fails, mark the statement as
1136 unvectorizable if vectorizing basic block.
1137 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1138 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1139 generated stmts for SLP.
1140 (new_stmt_vec_info): Initialize the new field.
1141 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1142 statements marked as unvectorizable.
1144 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1146 * c-common.c (flag_isoc1x): New.
1147 (flag_isoc99): Update comment.
1148 * c-common.h (flag_isoc1x): New.
1149 (flag_isoc99): Update comment.
1150 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1151 __<type>_DECIMAL_DIG__.
1152 * c-opts.c (set_std_c1x): New.
1153 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1154 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1155 * c.opt (-std=c1x, -std=gnu1x): New options.
1156 * doc/cpp.texi: Mention -std=c1x.
1157 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1158 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1159 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1160 * doc/standards.texi: Mention C1X.
1161 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1162 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1163 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1166 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1169 placeholder from 0x%x to %#x.
1170 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1171 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1172 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1173 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1174 * config/i386/i386.c (ix86_target_string): Ditto.
1175 (output_pic_addr_const): Ditto.
1176 (print_operand): Ditto.
1178 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1180 * combine.c (find_split_point): Add third argument. Use it
1181 to find nested multiply-accumulate instructions. Adjust calls.
1182 (try_combine): Adjust call to find_split_point.
1184 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1186 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1188 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1190 PR tree-optimization/41442
1191 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1192 (fold_binary_loc): Call it.
1194 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1196 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1197 * opts.c (common_handle_option): Allow disabling it.
1198 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1200 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1202 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1203 between modes if both types are integral.
1205 2010-04-23 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/43572
1208 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1210 2010-04-23 Richard Guenther <rguenther@suse.de>
1213 * tree-inline.c (tree_can_inline_p): Also check compatibility
1216 2010-04-23 Martin Jambor <mjambor@suse.cz>
1218 PR tree-optimization/43846
1219 * tree-sra.c (struct access): New flag grp_assignment_read.
1220 (build_accesses_from_assign): Set grp_assignment_read.
1221 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1222 (enum mark_read_status): New type.
1223 (analyze_access_subtree): Propagate grp_assignment_read, create
1224 accesses also if both direct_read and root->grp_assignment_read.
1226 2010-04-23 Martin Jambor <mjambor@suse.cz>
1229 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1230 function does not have type attributes.
1232 2010-04-23 Richard Guenther <rguenther@suse.de>
1235 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1238 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1240 * sese.h (create_if_region_on_edge): Remove.
1242 * sese.c (create_if_region_on_edge): Make static.
1244 * tree-inline.c: Do not include ggc.h.
1246 * expr.c: Do not include ggc.h.
1248 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1251 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1254 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1255 in the middle of insns for casesi_worker_2.
1257 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1259 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1261 2010-04-22 Ira Rosen <irar@il.ibm.com>
1263 PR tree-optimization/43842
1264 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1265 loop unrolling in update of exit phis. Fix comment.
1266 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1267 least two reduction statements in the loop before starting SLP
1270 2010-04-22 Nick Clifton <nickc@redhat.com>
1272 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1274 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1276 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1279 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1281 * tree-parloops.c (loop_parallel_p): New argument
1282 parloop_obstack. Pass it down.
1283 (parallelize_loops): New variable parloop_obstack. Initialize it,
1284 pass it down, free it.
1286 * tree-loop-linear.c (linear_transform_loops): Pass down
1289 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1290 of type struct obstack *.
1292 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1293 scratch_obstack. Initialize it, pass down, free it.
1295 * lambda.h (lambda_loop_new): Remove.
1296 (lambda_matrix_new, lambda_matrix_inverse)
1297 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1298 argument of type struct obstack *.
1300 * lambda-trans.c (lambda_trans_matrix_new): New argument
1301 lambda_obstack. Pass it down, use obstack allocation for ret.
1302 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1305 * lambda-mat.c (lambda_matrix_get_column)
1306 (lambda_matrix_project_to_null): Remove.
1307 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1309 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1312 * lambda-code.c (lambda_loop_new): New function.
1313 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1314 (lambda_compute_auxillary_space, lambda_compute_target_space)
1315 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1316 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1317 (build_access_matrix): New argument lambda_obstack. Use obstack
1319 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1320 argument lambda_obstack. Pass it down.
1322 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1324 * optabs.h (expand_widening_mult): Declare.
1326 2010-04-22 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/43845
1329 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1330 lookup the CALL_EXPR function and arguments.
1332 2010-04-22 Nick Clifton <nickc@redhat.com>
1334 * config/stormy16/stormy16.c
1335 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1336 * config/stormy16/stormy16.h: Tidy up formatting.
1337 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1338 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1339 (ineqbranchsi): Delete pattern.
1340 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1341 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1342 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1343 stormy16-lib2-ucmpsi2.c.
1345 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1347 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1348 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1349 extra set merge_set_noclobber, and use it to relax the final test
1351 * df.h (df_simulate_find_noclobber_defs): Declare.
1352 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1354 (df_simulate_find_noclobber_defs): New function.
1356 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1358 * config/i386/i386.md: Use {} around multi-line preparation statements.
1360 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1362 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1363 (process_init_element): New argument of type struct obstack *.
1365 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1366 (set_init_index, set_init_label, set_nonincremental_init)
1367 (set_nonincremental_init_from_string, find_init_member)
1368 (output_init_element, output_pending_init_elements)
1369 (process_init_element): New argument braced_init_obstack. Pass it
1371 (push_range_stack, add_pending_init): New argument
1372 braced_init_obstack. Use obstack allocation.
1374 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1375 braced_init_obstack. Pass it down.
1376 (c_parser_braced_init): New variables ret, braced_init_obstack.
1377 Initialize obstack, pass it down and finally free it.
1379 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1382 * tree-pass.h (pass_optimize_widening_mul): Declare.
1383 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1384 gate_optimize_widening_mul): New static functions.
1385 (pass_optimize_widening_mul): New.
1386 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1387 <case MULT_EXPR>: Remove support for widening multiplies.
1388 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1389 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1390 simplify_gen_unary rather than directly building extensions.
1391 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1393 * expmed.c (expand_widening_mult): New function.
1394 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1396 2010-04-21 Jan Hubicka <jh@suse.cz>
1398 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1399 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1400 * lto-wpa-fixup.c: Remove.
1401 * Makefile.in (lto-wpa-fixup.o): Remove.
1402 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1403 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1404 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1406 2010-04-21 Jan Hubicka <jh@suse.cz>
1408 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1409 add write_optimization_summary, read_optimization_summary.
1410 (ipa_write_summaries_of_cgraph_node_set): Remove.
1411 (ipa_write_optimization_summaries): Declare.
1412 (ipa_read_optimization_summaries): Declare.
1413 * ipa-cp.c (pass_ipa_cp): Update.
1414 * ipa-reference.c (pass_ipa_reference): Update.
1415 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1416 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1418 * ipa-inline.c (pass_ipa_inline): Update.
1419 * ipa.c (pass_ipa_whole_program): Update.
1420 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1421 * passes.c (ipa_write_summaries_1): Do not test wpa.
1422 (ipa_write_optimization_summaries_1): New.
1423 (ipa_write_optimization_summaries): New.
1424 (ipa_read_summaries): Do not test ltrans.
1425 (ipa_read_optimization_summaries_1): New.
1426 (ipa_read_optimization_summaries): New.
1428 2010-04-21 Jan Hubicka <jh@suse.cz>
1430 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1432 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1434 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1437 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1438 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1440 2010-04-21 Jan Hubicka <jh@suse.cz>
1442 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1444 2010-04-21 Jan Hubicka <jh@suse.cz>
1446 * varpool.c (decide_is_variable_needed): Variable is always needed
1449 2010-04-21 Jan Hubicka <jh@suse.cz>
1451 * opts.c (decode_options): Enable pure-const pass for whopr.
1453 2010-04-21 Jan Hubicka <jh@suse.cz>
1455 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1456 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1458 (cgraph_decide_inlining): Do not expect callee to be removed in all
1461 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1463 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1465 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1467 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1468 amdfam10_decode attributes.
1470 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1473 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1474 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1475 (lower_copyprivate_clauses): Use private var in outer
1476 context instead of original var. Make sure the types
1477 are correct for VLAs.
1479 2010-04-21 Richard Guenther <rguenther@suse.de>
1481 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1482 to non-pointer objects.
1484 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1486 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1487 last chain entry if it starts with the still current label.
1488 (add_location_or_const_value_attribute): Check that
1489 loc_list->first->next is NULL instead of comparing ->first with ->last.
1490 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1491 to add_var_loc_to_decl.
1493 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1494 >= 4 add also address size and segment size fields into CIE header.
1496 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1497 long as address size is the same as sizeof (void *) and
1499 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1500 address size or segment size is unexpected, return DW_EH_PE_omit.
1501 (classify_object_over_fdes): If get_cie_encoding returned
1502 DW_EH_PE_omit, return -1.
1503 (init_object): If classify_object_over_fdes returned -1,
1504 pretend there were no FDEs at all.
1506 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1509 bswap{si,di}2 using SWI48 mode iterator.
1510 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1511 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1512 set modrm attribute of bswap insn to 0 and remove length attribute.
1513 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1514 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1515 set mode attribute to <MODE> and remove length attribute.
1517 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1519 PR rtl-optimization/43520
1520 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1521 zero available registers.
1523 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525 * builtins.c (fold_builtin_cproj): Fold more cases.
1527 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1529 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1530 (fold_builtin_1): Fold builtin cproj.
1531 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1532 Use ATTR_CONST_NOTHROW_LIST.
1534 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1537 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1538 ffsi2_no_cmove for !TARGET_CMOVE.
1539 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1540 (ffssi2): Remove expander.
1541 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1543 (ctz<mode>2): Ditto from ctz{si,di}2.
1544 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1546 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1549 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1551 * dwarf2out.c (AT_linkage_name): Define.
1552 (clone_as_declaration): Handle DW_AT_linkage_name.
1553 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1554 of DW_AT_MIPS_linkage_name.
1555 (move_linkage_attr): Likewise.
1556 (dwarf2out_finish): Likewise.
1558 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1561 * fold-const.c (fold_comparison): New folding rule.
1563 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1565 * double-int.h (double_int_setbit): Declare.
1566 * double-int.c (double_int_setbit): New function.
1567 * rtl.h (immed_double_int_const): Declare.
1568 * emit-rtl.c (immed_double_int_const): New function.
1569 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1570 and immed_double_int_const functions.
1571 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1572 expand_copysign_bit): (Ditto.).
1573 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1574 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1575 * dojump.c (prefer_and_bit_test): (Ditto.).
1576 * expr.c (convert_modes, reduce_to_bit_field_precision,
1577 const_vector_from_tree): (Ditto.).
1578 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1580 2010-04-20 Jan Hubicka <jh@suse.cz>
1582 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1583 (dump_cgraph_node): Dump new flags.
1584 * cgraph.h (struct cgraph_node): Add flags
1585 reachable_from_other_partition and in_other_partition.
1586 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1587 other partition can not be removed.
1588 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1589 the other partition must be output; silence sanity checking on
1590 leaking functions bodies from other paritition.
1591 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1592 (lto_output_node): Output new flags; do not sanity check that inline
1593 clones are output; drop lto_forced_extern_inline_p code; do not mock
1594 visibility flags at partition boundaries.
1595 (add_node_to): New function.
1596 (output_cgraph): Use it to sort functions so masters appear before
1598 (input_overwrite_node): Input new flags.
1599 * passes.c (ipa_write_summaries): Do not call
1600 lto_new_extern_inline_states.
1601 * lto-section-out.c (forced_extern_inline,
1602 lto_new_extern_inline_states lto_delete_extern_inline_states,
1603 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1604 * lto-streamer.h (lto_new_extern_inline_states,
1605 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1606 lto_forced_extern_inline_p): Kill.
1608 2010-04-20 Richard Guenther <rguenther@suse.de>
1610 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1611 from vars that can have pointers.
1612 (process_constraint): Dump useless constraints.
1614 2010-04-20 Richard Guenther <rguenther@suse.de>
1616 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1617 (dump_sa_points_to_info): Remove asserts.
1618 (init_base_vars): nothing_id isn't an escape point nor does it
1621 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1623 * tree.h (TYPE_REF_IS_RVALUE): Define.
1624 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1625 should_move_die_to_comdat, prune_unused_types_walk): Handle
1626 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1627 (modified_type_die, gen_reference_type_die): Emit
1628 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1629 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1631 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1634 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1635 calls for -fpic -m31 if they have been sibcall optimized.
1637 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1639 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1640 ar.lc fixed and call-used.
1642 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1644 2010-04-19 Jan Hubicka <jh@suse.cz>
1646 * opts.c (decode_options): Disable whpr incompatible passes.
1647 * lto/lto.c (lto_1_to_1_map): Skip clones.
1648 (read_cgraph_and_symbols): Do not mark everything as needed.
1649 (do_whole_program_analysis): Do map only after optimizing;
1650 set proper cgraph_state; use passmanager.
1652 2010-04-19 DJ Delorie <dj@redhat.com>
1654 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1655 POINTER_PLUS_EXPR and fix them.
1657 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1659 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1660 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1661 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1662 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1663 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1664 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1665 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1666 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1667 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1668 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1669 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1671 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1673 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1674 (check_cond_move_block): Likewise.
1675 (cond_move_process_if_block): Likewise.
1676 (noce_find_if_block): Improve formatting.
1677 (find_if_header): Pass 0 to memset and tweak conditions.
1678 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1680 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1682 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1686 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1687 with non-local decl doesn't need chain.
1689 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1691 * ira-color.c (allocno_reload_assign): Avoid accumulating
1692 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1694 2010-04-19 Martin Jambor <mjambor@suse.cz>
1696 * gimple.h (create_tmp_reg): Declare.
1697 * gimplify.c (create_tmp_reg): New function.
1698 (gimplify_return_expr): Use create_tmp_reg.
1699 (gimplify_omp_atomic): Likewise.
1700 (gimple_regimplify_operands): Likewise.
1701 * tree-dfa.c (make_rename_temp): Likewise.
1702 * tree-predcom.c (predcom_tmp_var): Likewise.
1703 (reassociate_to_the_same_stmt): Likewise.
1704 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1705 (get_replaced_param_substitute): Likewise.
1706 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1707 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1708 * tree-ssa-pre.c (get_representative_for): Likewise.
1709 (create_expression_by_pieces): Likewise.
1710 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1711 (create_tailcall_accumulator): Likewise.
1713 2010-04-19 Martin Jambor <mjambor@suse.cz>
1715 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1717 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1719 2010-04-19 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/43796
1722 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1723 from SCEV in the lattice.
1724 (vrp_visit_phi_node): Dump change.
1726 2010-04-19 Richard Guenther <rguenther@suse.de>
1728 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1729 * configure: Re-generated.
1731 2010-04-19 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/43783
1734 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1735 constant ARRAY_REF operands two and three if possible.
1737 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1742 2010-04-19 Jie Zhang <jie@codesourcery.com>
1745 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1747 2010-04-19 Ira Rosen <irar@il.ibm.com>
1749 PR tree-optimization/37027
1750 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1751 and macro to access it.
1752 (vectorizable_reduction): Add argument.
1753 (vect_get_slp_defs): Likewise.
1754 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1755 statements for possible use in SLP.
1756 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1757 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1758 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1760 (vectorizable_reduction): Likewise.
1761 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1763 (vectorizable_type_demotion, vectorizable_type_promotion,
1764 vectorizable_store): Likewise.
1765 (vect_analyze_stmt): Update call to vectorizable_reduction.
1766 (vect_transform_stmt): Likewise.
1767 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1768 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1769 from different interleaving chains in same node.
1770 (vect_slp_rearrange_stmts): New function.
1771 (vect_supported_load_permutation_p): Allow load permutations for
1772 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1773 inside SLP nodes if necessary.
1774 (vect_analyze_slp_instance): Handle reductions.
1775 (vect_analyze_slp): Try to build SLP instances originating from groups
1777 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1778 (vect_get_constant_vectors): Create initial vectors for reductions
1779 according to reduction code. Add new argument.
1780 (vect_get_slp_defs): Add new argument, pass it to
1781 vect_get_constant_vectors.
1782 (vect_schedule_slp_instance): Remove SLP tree root statements.
1784 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1786 * tree.h (ENUM_IS_SCOPED): Define.
1787 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1788 for ENUM_IS_SCOPED enums.
1790 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1792 * fold-const.c (fold_comparison): Use ssizetype.
1793 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1794 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1795 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1796 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1798 * tree.h (initialize_sizetypes): Remove parameter.
1799 (build_common_tree_nodes): Remove second parameter.
1800 * stor-layout.c (initialize_sizetypes): Remove parameter.
1801 Always create an unsigned type.
1802 (set_sizetype): Assert that the passed type is unsigned and simplify.
1803 * tree.c (build_common_tree_nodes): Remove second parameter.
1804 Adjust call to initialize_sizetypes.
1805 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1806 build_common_tree_nodes.
1808 2010-04-18 Matthias Klose <doko@ubuntu.com>
1810 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1812 2010-04-18 Ira Rosen <irar@il.ibm.com>
1814 PR tree-optimization/43771
1815 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1816 load permutation doesn't have gaps.
1818 2010-04-18 Jan Hubicka <jh@suse.cz>
1820 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1821 (sse_prologue_save_insn expander): Use new pattern.
1822 (sse_prologue_save_insn1): New pattern and splitter.
1823 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1825 * i386.c (setup_incoming_varargs_64): Do not compute jump
1827 (ix86_gimplify_va_arg): Update alignment needed.
1828 (ix86_local_alignment): Do not align all local arrays to 128bit.
1830 2010-04-17 Jan Hubicka <jh@suse.cz>
1832 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1834 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1836 * arm.md (negdi2): Remove redundant code to force values into a
1839 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1841 * arm/bpabi.S: Add EABI alignment attributes to objects.
1842 * arm/bpabi-v6m.S: Likewise.
1843 * arm/crti.asm: Likewise.
1844 * arm/crtn.asm: Likewise.
1845 * arm/lib1funcs.asm: Likewise.
1846 * arm/libunwind.S: Likewise.
1848 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1850 * arm-protos.h (tune_params): New structure.
1851 * arm.c (current_tune): New variable.
1852 (arm_constant_limit): Delete.
1853 (struct processors): Add pointer to the tune parameters.
1854 (arm_slowmul_tune): New tuning option.
1855 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1856 (all_cores): Adjust to pick up the tuning model.
1857 (arm_constant_limit): New function.
1858 (arm_override_options): Select the appropriate tuning model. Delete
1859 initialization of arm_const_limit.
1860 (arm_split_constant): Use the new constant-limit model.
1861 (arm_rtx_costs): Pick up the current tuning model.
1862 * arm.md (is_strongarm, is_xscale): Delete.
1863 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1864 for Xscale variant architectures.
1865 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1867 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1869 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1871 (arm_rtx_costs_1): Remove unused variable extra_cost.
1872 (arm_unwind_emit_set): Use variable offset.
1873 (thumb1_output_casesi): Remove unused variable flags.
1875 2010-04-16 Jeff Law <law@redhat.com>
1877 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1878 needing assignment rather than doing a two-phase assignment. Remove
1879 unused variable 'm'.
1881 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1884 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1886 2010-04-16 Doug Kwan <dougkwan@google.com>
1888 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1889 (next_operand_entry_id): New static variable.
1890 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1891 (add_to_ops_vec): Assigned unique ID to operand entry.
1892 (struct oecount_s): New field ID.
1893 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1894 (undistribute_ops_list): Assign unique IDs to oecounts.
1895 (init_reassoc): reset next_operand_entry_id.
1897 2010-04-16 Doug Kwan <dougkwan@google.com>
1899 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1900 missing left parenthesis.
1902 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1904 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1905 *btdi_rex64 using SWI48 mode iterator.
1906 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1907 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1908 *jcc_btdi_mask_rex64.
1910 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1912 * double-int.h (tree_to_double_int): Convert to macro.
1913 * double-int.c (tree_to_double_int): Remove.
1915 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1919 with want_address 2 and in case a single element list might be
1920 possible, call it again with want_address 0.
1922 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1924 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1925 case 'W' print operands for HI mode.
1926 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1927 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1928 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1929 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1931 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1933 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1934 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1935 #xx:3 and #xx:4 mode.
1937 * config/h8300/h8300.md (inverted load with HImode dest): Add
1938 support for H8300SX.
1940 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1941 satisfy 'U' constraint.
1943 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1945 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1946 * configure: Regenerate.
1947 * config.in: Regenerate.
1948 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1951 2010-04-16 Richard Guenther <rguenther@suse.de>
1953 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1954 (struct tree_decl_common): ... here.
1955 (DECL_PT_UID): Adjust.
1956 (SET_DECL_PT_UID): Likewise.
1957 (DECL_PT_UID_SET_P): Likewise.
1959 2010-04-16 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/43572
1962 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1963 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1964 * tree-flow.h (is_call_clobbered): Remove.
1965 * tree-flow-inline.h (is_call_clobbered): Likewise.
1966 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1967 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1968 (execute_return_slot_opt): Adjust.
1969 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1970 check for call clobbered vars here.
1971 (find_tail_calls): Move tailcall verification to the
1974 2010-04-16 Diego Novillo <dnovillo@google.com>
1976 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1978 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1981 * config/arm/arm.md (cbranchqi4): New pattern.
1982 * config/arm/predicates.md (const0_operand,
1983 cbranchqi4_comparison_operator): New predicates.
1985 2010-04-16 Richard Guenther <rguenther@suse.de>
1987 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1988 (dump_gimple_stmt): Likewise.
1990 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1992 * recog.h (struct recog_data): New field is_operator.
1993 (struct insn_operand_data): New field is_operator.
1994 * recog.c (extract_insn): Set recog_data.is_operator.
1995 * genoutput.c (output_operand_data): Emit code to set the
1997 * reload.c (find_reloads): Use it rather than testing for an
1998 empty constraint string.
2001 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2002 If the previous insn is a cbranchsi4_insn with the same arguments,
2003 omit the compare instruction.
2005 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2006 register, inputs must be low registers and we need a low register
2007 scratch. Handle alternative 2 like alternative 3.
2009 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2011 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2012 don't call get_addr on both. If one expression is a VALUE and
2013 the other a REG, check VALUE's locs if the REG isn't among them.
2015 2010-04-16 Christian Bruel <christian.bruel@st.com>
2017 * config/sh/sh.h (sh_frame_pointer_required): New function.
2018 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2019 (flag_omit_frame_pointer) Set.
2020 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2021 (rounded_frame_size): Adjust size with outgoing_args_size.
2022 (sh_set_return_address): Must return from stack pointer.
2023 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2024 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2025 (ACCUMULATE_OUTGOING_ARGS): Define.
2026 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2027 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2029 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2032 * config/sh/sh.c (sh_legitimize_reload_address): Use
2033 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2034 Remove a unneeded check for offset_base.
2036 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2038 * configure: Regenerated.
2040 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2042 * config/s390/s390.c (s390_call_save_register_used): Switch back
2043 to HARD_REGNO_NREGS.
2045 2010-04-15 Richard Guenther <rguenther@suse.de>
2047 * alias.c (alias_set_subset_of): Handle alias-set zero
2050 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2051 Julian Brown <julian@codesourcery.com>
2053 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2054 alternatives according to use of high and low regs.
2055 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2056 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2057 optimizing for size on Thumb-2.
2059 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2061 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2063 2010-04-15 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-structalias.c (struct variable_info): Add
2067 (new_var_info): Initialize it.
2068 (dump_constraints): Support printing last added constraints.
2069 (debug_constraints): Adjust.
2070 (dump_constraint_graph): Likewise.
2071 (make_heapvar_for): Check for NULL cfun.
2072 (get_function_part_constraint): New function.
2073 (get_fi_for_callee): Likewise.
2074 (find_func_aliases): Properly implement IPA PTA constraints.
2075 (process_ipa_clobber): New function.
2076 (find_func_clobbers): Likewise.
2077 (insert_into_field_list_sorted): Remove.
2078 (create_function_info_for): Properly allocate vars for IPA mode.
2079 Do not use insert_into_field_list_sorted.
2080 (create_variable_info_for): Properly generate constraints for
2081 global vars in IPA mode.
2082 (dump_solution_for_var): Always dump the solution.
2083 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2084 (find_what_var_points_to): Adjust.
2085 (pt_solution_set): Change.
2086 (pt_solution_ior_into): New function.
2087 (pt_solution_empty_p): Export.
2088 (pt_solution_includes_global): Adjust.
2089 (pt_solution_includes_1): Likewise.
2090 (pt_solutions_intersect_1): Likewise.
2091 (dump_sa_points_to_info): Check some invariants.
2092 (solve_constraints): Move constraint dumping ...
2093 (compute_points_to_sets): ... here.
2094 (ipa_pta_execute): ... and here.
2095 (compute_may_aliases): Do not re-compute points-to info
2096 locally if IPA info is available.
2097 (ipa_escaped_pt): New global var.
2098 (ipa_pta_execute): Properly implement IPA PTA.
2099 * tree-into-ssa.c (dump_decl_set): Support dumping
2100 decls not in referenced-vars.
2101 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2102 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2103 (dump_points_to_solution): Likewise.
2104 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2105 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2106 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2107 (copy_decl_to_var): Copy DECL_PT_UID.
2108 (copy_result_decl_to_var): Likewise.
2109 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2110 (copy_node_stat): Copy it.
2111 * tree.h (DECL_PT_UID): New macro.
2112 (SET_DECL_PT_UID): Likewise.
2113 (DECL_PT_UID_SET_P): Likewise.
2114 (struct tree_decl_minimal): Add pt_uid member.
2115 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2116 (pt_solution_empty_p): Declare.
2117 (pt_solution_set): Adjust.
2118 (ipa_escaped_pt): Declare.
2119 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2120 * gimple-pretty-print.c (pp_points_to_solution): New function.
2121 (dump_gimple_call): Dump call clobber/use information.
2122 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2123 * tree-pass.h (TDF_ALIAS): New dump option.
2124 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2125 * doc/invoke.texi (-fipa-pta): Update documentation.
2127 2010-04-15 Richard Guenther <rguenther@suse.de>
2129 * Makefile.in (OBJS-common): Add gimple-fold.o.
2130 (gimple-fold.o): New rule.
2131 * tree.h (maybe_fold_offset_to_reference,
2132 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2134 * gimple.h: ... here.
2135 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2136 may_propagate_address_into_dereference): Move prototypes ...
2137 * gimple.h: ... here.
2138 * tree-ssa-ccp.c (get_symbol_constant_value,
2139 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2140 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2141 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2142 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2143 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2144 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2145 gimplify_and_update_call_from_tree): Move ...
2146 * gimple-fold.c: ... here. New file.
2147 (ccp_fold_builtin): Rename to ...
2148 (gimple_fold_builtin): ... this.
2149 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2151 2010-04-15 Richard Guenther <rguenther@suse.de>
2153 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2154 fit_double_type, force_fit_type_double, add_double_with_sign,
2155 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2156 lrotate_double, rrotate_double, div_and_round_double): Move ...
2157 * double-int.c: ... here.
2158 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2159 add_double, neg_double, mul_double_with_sign, mul_double,
2160 lshift_double, rshift_double, lrotate_double, rrotate_double,
2161 div_and_round_double): Move prototypes ...
2162 * double-int.h: ... here.
2164 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2167 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2168 matching constraints to ensure inputs match the output.
2170 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2173 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2174 in an input-only operand.
2176 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2178 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2179 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2180 (double_int_negative_p): Convert to static inline function.
2181 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2182 (double_int_negative_p): Remove.
2183 * tree.h (lshift_double, rshift_double):
2184 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2185 * fold-const.c (fold_convert_const_int_from_real,
2186 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2187 (lshift_double): Change type of arith argument to bool.
2188 (rshift_double): Change type of arith argument to bool. Correct
2190 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2192 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2195 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2196 at the start and end of the then/else blocks, and omit them from the
2198 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2199 argument; all callers changed. Pass zero to old_insns_match_p instead.
2200 (flow_find_head_matching_sequence): New function.
2201 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2202 * basic-block.h (flow_find_cross_jump,
2203 flow_find_head_matching_sequence): Declare functions.
2205 2010-04-14 Jason Merrill <jason@redhat.com>
2208 * c-common.c (attribute_takes_identifier_p): New fn.
2209 * c-common.h: Declare it.
2211 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2215 (*udivmod<mode>4): Ditto.
2217 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.md (maxmin_int): Rename code attribute from
2220 maxminiprefix and update all users.
2221 (maxmin_float): Ditto from maxminfprefix.
2222 (logic): Ditto from logicprefix.
2223 (absneg_mnemonic): Ditto from absnegprefix.
2224 * config/i386/mmx.md: Update all users of maxminiprefix,
2225 maxminfprefix and logicprefix for rename.
2226 * config/i386/sse.md: Ditto.
2227 * config/i386/sync.md (sync_<code><mode>): Update for
2230 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2234 warnings converted to errors.
2236 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2238 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2239 used insn_type variable.
2240 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2241 to avoid set-but-not-used warning.
2243 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2245 * df-core.c (df_ref_debug): Change format string placeholder
2247 * dwarf2asm.c (dw2_asm_output_data_raw,
2248 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2249 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2250 * dwarf2out.c (output_cfi, output_cfi_directive,
2251 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2252 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2254 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2255 * print-rtl.c (print_rtx): Ditto.
2257 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2260 * builtins.c (expand_builtin_pow_root): New function to expand pow
2261 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2262 series of sqrt and cbrt calls under -ffast-math.
2263 (expand_builtin_pow): Call it.
2265 2010-04-14 Michael Matz <matz@suse.de>
2267 PR tree-optimization/42963
2268 * tree-cfg.c (touched_switch_bbs): New static variable.
2269 (group_case_labels_stmt): New function broken out from ...
2270 (group_case_labels): ... here, use the above.
2271 (start_recording_case_labels): Allocate touched_switch_bbs.
2272 (end_recording_case_labels): Deallocate it, call
2273 group_case_labels_stmt.
2274 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2276 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2281 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2283 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2285 2010-04-13 Jan Hubicka <jh@suse.cz>
2287 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2288 of optimized out static functions.
2289 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2290 cost computation. Also sanity check for overflows.
2291 (update_caller_keys): Update cgraph_edge_badness call; properly
2292 update fibheap and sanity check that it is up to date.
2293 (add_new_edges_to_heap): Update cgraph_edge_badness.
2294 (cgraph_decide_inlining_of_small_function): Likewise;
2295 add sanity checking that badness in heap is up to date;
2296 improve dumping of reason; Update badness of calls to the
2297 offline copy of function currently inlined; dump badness
2298 of functions not inlined because of unit growth limits.
2300 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2303 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2304 because of sign-extension change when converting to sizetype here...
2305 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2307 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2308 the folding to constants. Remove redundant final conversion.
2309 (fold_binary) <associate>: Do not associate if the re-association of
2310 constants alone overflows.
2311 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2312 to the end of the list.
2313 (multiple_of_p) <COND_EXPR>: New case.
2315 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2317 * opt-functions.awk (opt_sanitized_name): New.
2319 * optc-gen.awk: Use it
2320 * opth-gen.awk: Use it.
2322 2010-04-13 Martin Jambor <mjambor@suse.cz>
2324 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2325 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2326 children. Call replace_uses_with_default_def_ssa_name to handle
2329 2010-04-13 Michael Matz <matz@suse.de>
2332 * builtins.c (expand_builtin_interclass_mathfn): Also create
2333 a register if the predicate doesn't match.
2335 2010-04-13 Diego Novillo <dnovillo@google.com>
2337 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2338 * c-pch.c: Include timevar.h.
2339 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2340 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2341 * ggc-common.c: Include timevar.h.
2342 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2343 * timevar.def (TV_PCH_SAVE): Define.
2344 (TV_PCH_CPP_SAVE): Define.
2345 (TV_PCH_PTR_REALLOC): Define.
2346 (TV_PCH_PTR_SORT): Define.
2347 (TV_PCH_RESTORE): Define.
2348 (TV_PCH_CPP_RESTORE): Define.
2350 2010-04-13 Michael Matz <matz@suse.de>
2352 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2354 (can_reassociate_p): New function.
2355 (break_up_subtract_bb, reassociate_bb): Use it.
2357 2010-04-13 Richard Guenther <rguenther@suse.de>
2360 * builtins.c (c_readstr): Fix assert.
2362 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2365 when generating cltd insn.
2367 (*ashl<mode>3_1): Remove special handling for register operand 2.
2368 (*ashlsi3_1_zext): Ditto.
2369 (*ashlhi3_1): Ditto.
2370 (*ashlhi3_1_lea): Ditto.
2371 (*ashlqi3_1): Ditto.
2372 (*ashlqi3_1_lea): Ditto.
2373 (*<shiftrt_insn><mode>3_1): Ditto.
2374 (*<shiftrt_insn>si3_1_zext): Ditto.
2375 (*<shiftrt_insn>qi3_1_slp): Ditto.
2376 (*<rotate_insn><mode>3_1): Ditto.
2377 (*<rotate_insn>si3_1_zext): Ditto.
2378 (*<rotate_insn>qi3_1_slp): Ditto.
2380 2010-04-13 Richard Guenther <rguenther@suse.de>
2382 * tree-ssa-structalias.c (callused_id): Remove.
2383 (call_stmt_vars): New.
2384 (get_call_vi): Likewise.
2385 (lookup_call_use_vi): Likewise.
2386 (lookup_call_clobber_vi): Likewise.
2387 (get_call_use_vi): Likewise.
2388 (get_call_clobber_vi): Likewise.
2389 (make_transitive_closure_constraints): Likewise.
2390 (handle_const_call): Adjust to do per-call call-used handling.
2391 (handle_pure_call): Likewise.
2392 (find_what_var_points_to): Remove general callused handling.
2393 (init_base_vars): Likewise.
2394 (init_alias_vars): Initialize call_stmt_vars.
2395 (compute_points_to_sets): Process call-used and call-clobbered
2396 vars for call statements.
2397 (delete_points_to_sets): Free call_stmt_vars.
2399 2010-04-13 Richard Guenther <rguenther@suse.de>
2401 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2402 Only add RW dependence for dependence distance zero.
2403 Adjust maximal vectorization factor according to dependences.
2404 Move alignment handling ...
2405 (vect_find_same_alignment_drs): ... here. New function.
2406 (vect_analyze_data_ref_dependences): Adjust.
2407 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2408 (vect_analyze_data_refs): Adjust minimal vectorization factor
2409 according to data references.
2410 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2411 dependences before determining the vectorization factor.
2412 Analyze alignment after determining the vectorization factor.
2413 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2414 dependences before alignment.
2415 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2417 (vect_analyze_data_refs): Likewise.
2418 (MAX_VECTORIZATION_FACTOR): New define.
2420 2010-04-13 Duncan Sands <baldrick@free.fr>
2422 * except.h (lang_eh_type_covers): Remove.
2423 * except.c (lang_eh_type_covers): Likewise.
2425 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2426 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2428 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2429 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2430 UNITS_PER_LONG where it is ABI relevant.
2431 (s390_return_addr_rtx): Likewise.
2432 (s390_back_chain_rtx): Likewise.
2433 (s390_frame_area): Likewise.
2434 (s390_frame_info): Likewise.
2435 (s390_initial_elimination_offset): Likewise.
2436 (save_gprs): Likewise.
2437 (s390_emit_prologue): Likewise.
2438 (s390_emit_epilogue): Likewise.
2439 (s390_function_arg_advance): Likewise.
2440 (s390_function_arg): Likewise.
2441 (s390_va_start): Likewise.
2442 (s390_gimplify_va_arg): Likewise.
2443 (s390_function_profiler): Likewise.
2444 (s390_optimize_prologue): Likewise.
2445 (s390_rtx_costs): Likewise.
2446 (s390_secondary_reload): Likewise.
2447 (s390_promote_function_mode): Likewise.
2448 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2449 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2450 registers available.
2451 (s390_unwind_word_mode): New function.
2452 (s390_function_value): Split 64 bit values into register pair if
2453 used as return value.
2454 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2455 function call parameters. Handle parallels.
2456 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2457 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2458 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2459 (s390_expand_setmem): Remove unused variable src_addr.
2460 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2461 deal with 64 bit registers.
2462 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2463 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2464 (UNITS_PER_LONG): New macro.
2465 * libjava/include/s390-signal.h: Define extended ucontext
2466 structure containing the upper halfs of the 64 bit registers.
2468 2010-04-13 Simon Baldwin <simonb@google.com>
2470 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2472 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2474 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2475 rvalue on the RHS if the LHS is of a non-renamable type.
2476 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2478 2010-04-13 Matthias Klose <doko@ubuntu.com>
2480 * gcc.c (cc1_options): Handle -iplugindir before processing
2481 the cc1 spec. Only add -iplugindir once.
2482 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2484 * common.opt (iplugindir): Remove `Separate' property, initialize.
2485 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2487 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2488 (distclean): Remove plugin dir.
2489 * doc/invoke.texi: Document -iplugindir.
2491 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2493 * doc/plugins.texi (Loading Plugins): Document short
2494 -fplugin=foo option.
2495 (Plugin API): Mention default_plugin_dir_name function.
2497 * gcc.c (find_file_spec_function): Add new declaration.
2498 (static_spec_func): Use it for "find-file".
2499 (find_file_spec_function): Add new function.
2500 (cc1_options): Add -iplugindir option if -fplugin* options found.
2502 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2504 * plugin.c (add_new_plugin): Updated comment, and handle short
2506 (default_plugin_dir_name): Added new function.
2508 * common.opt (iplugindir): New option to set the plugin directory.
2510 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/i386.md (any_rotate): New code iterator.
2513 (rotate_insn): New code attribute.
2515 (SWIM124): New mode iterator.
2516 (<rotate_insn>ti3): New expander.
2517 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2518 any_rotate code iterator.
2519 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2520 using any_rotate code iterator and SWIM124 mode iterator.
2521 (ix86_rotlti3): New insn_and_split pattern.
2522 (ix86_rotrti3): Ditto.
2523 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2524 ix86_rotl{di,ti}3 patterns.
2525 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2526 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2527 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2528 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2529 code iterator and SWI mode iterator.
2530 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2531 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2533 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2534 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2535 (bswap rotatert splitter): Add splitter.
2536 (bswap splitter): Macroize splitter using any_rotate code iterator.
2537 Add insn predicate to split only for TARGET_USE_XCHGB or when
2538 optimizing function for size.
2540 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2542 * config/pa/pa.c (emit_move_sequence): Remove use of
2543 deleted variable flag_argument_noalias.
2545 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2547 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2549 Add to unsupported targets list.
2550 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2551 sparc*-sun-solaris2.[567]* from target lists.
2552 * configure: Regenerate.
2553 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2555 Remove Solaris 7 patch references.
2556 (Specific, sparc-sun-solaris2.7): Removed.
2557 (sparc-sun-solaris2*): Update Solaris 7 example.
2558 (sparc64-*-solaris2*): Likewise.
2560 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2562 * config.build (alpha*-dec-osf4*): Remove.
2563 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2564 of obsolete configurations.
2565 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2567 * config/alpha/t-osf4: Renamed to ...
2568 * config/alpha/t-osf5: ... this.
2569 * config/alpha/osf.h: Renamed to ...
2570 * config/alpha/osf5.h: ... this.
2571 Merged old osf5.h contents.
2573 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2574 (EXTRA_SPECS): Removed.
2575 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2576 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2579 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2581 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2583 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2586 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2587 __thiscall convention.
2589 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2591 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2593 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2595 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2597 * function.c (assign_parms_initialize_all): Add unused attribute
2600 2010-04-12 Richard Guenther <rguenther@suse.de>
2602 * gsstruct.def (GSS_CALL): New.
2603 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2604 * gimple.h: Include tree-ssa-alias.h.
2605 (struct gimple_statement_call): New.
2606 (union gimple_statement_struct_d): Add gimple_call member.
2607 (gimple_call_reset_alias_info): Declare.
2608 (gimple_call_use_set): New function.
2609 (gimple_call_clobber_set): Likewise.
2610 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2611 * gimple.c (gimple_call_reset_alias_info): New function.
2612 (gimple_build_call_1): Call it.
2613 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2614 * tree-inline.c (remap_gimple_stmt): Likewise.
2615 (expand_call_inline): Remove callused handling.
2616 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2617 * tree-dfa.c (dump_variable): Likewise.
2618 * tree-parloops.c (parallelize_loops): Likewise.
2619 * tree-ssa.c (init_tree_ssa): Likewise.
2620 (delete_tree_ssa): Likewise.
2621 * tree-flow-inline.h (is_call_used): Remove.
2622 * tree-flow.h (struct gimple_df): Remove callused member.
2623 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2624 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2625 (ref_maybe_used_by_call_p_1): Simplify.
2626 (call_may_clobber_ref_p_1): Likewise.
2627 * tree-ssa-structalias.c (compute_points_to_sets): Set
2628 the call stmt used and clobbered sets.
2629 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2630 (find_tail_calls): Verify the tail call.
2632 2010-04-12 Richard Guenther <rguenther@suse.de>
2634 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2635 single-iteration always-inline inlining.
2636 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2637 (cgraph_decide_inlining): Do not handle always-inline specially.
2638 (try_inline): Remove always-inline cycle detection special case.
2639 Do not recurse on always-inlines.
2640 (cgraph_early_inlining): Do not iterate if not optimizing.
2641 (cgraph_gate_early_inlining): remove.
2642 (pass_early_inline): Run unconditionally.
2643 (gate_cgraph_decide_inlining): New function.
2644 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2645 not inlining or optimizing.
2646 (cgraph_decide_inlining_of_small_functions): Also consider
2647 always-inline functions.
2648 (cgraph_default_inline_p): Return true for nodes which should
2649 disregard inline limits.
2650 (estimate_function_body_sizes): Assume zero size and time for
2651 nodes which are marked as disregarding inline limits.
2652 (cgraph_decide_recursive_inlining): Do not perform recursive
2653 inlining on always-inline nodes.
2655 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2658 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2659 for exprs satisfying handled_component_p.
2661 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2663 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2664 non-constant aggregate elements.
2666 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2667 is a real initialization.
2669 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2672 * c-decl.c (start_function): Move forward check for nested function.
2674 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2676 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2677 * config/sh/sh.c: Include reload.h.
2678 (sh_legitimize_reload_address): New.
2679 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2680 sh_legitimize_reload_address.
2682 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2684 * config/sh/sh.md (*movqi_pop): New insn pattern.
2685 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2687 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.md (any_shiftrt): New code iterator.
2690 (shiftrt_insn): New code attribute.
2692 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2693 using any_shiftrt code iterator.
2694 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2695 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2696 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2697 pattern from corresponding peephole2 patterns.
2698 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2699 using any_shiftrt code iterator.
2700 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2701 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2702 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2703 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2704 *{ashr,lshr}<mode>3_cmp_zext.
2705 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2707 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2711 (*lshr<mode>3_cconly): Ditto.
2713 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2716 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2717 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2718 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2720 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2721 from corresponding peephole2 patterns.
2722 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2723 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2724 and *lshrdi3_1_rex64 using SWI mode iterator.
2725 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2726 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2727 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2728 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2729 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2730 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2731 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2732 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2733 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2736 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2738 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2739 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2740 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2741 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2743 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2744 from corresponding peephole2 patterns.
2745 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2746 (ashrsi3_cvt): Rename from ashrsi3_31.
2747 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2748 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2749 and x86_64_shift_adj_3 using SWI48 mode iterator.
2750 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2751 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2752 and *ashrdi3_1_rex64 using SWI mode iterator.
2753 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2754 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2755 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2756 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2757 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2758 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2759 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2760 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2761 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2763 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2764 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2765 x86_shift<mode>_adj_3 expanders.
2767 2010-04-10 Wei Guozhi <carrot@google.com>
2770 * config/arm/arm.c (arm_pic_static_addr): New function.
2771 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2773 (arm_output_addr_const_extra): Output expression for new pattern.
2774 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2776 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2778 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2781 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2782 * web.c: Include "insn-config.h" and "recog.h".
2783 (union_match_dups): New function.
2784 (web_main): Call it.
2785 (union_defs): Don't try to recognize match_dups.
2787 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2788 if doing so would replace the entire pattern.
2790 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2795 and splitter pattern. Change splitter operand 1 predicate to
2798 2010-04-09 Martin Jambor <mjambor@suse.cz>
2800 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2801 lattices are addresses of CONST_DECLs with the same initial value.
2802 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2803 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2805 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2806 Bernd Schmidt <bernds@codesourcery.com>
2808 * loop-invariant.c (replace_uses): New static function.
2809 (move_invariant_reg): Use it to ensure we can replace the uses.
2811 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2813 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2815 (picochip_override_options): Enable section anchors only above -O1.
2816 (picochip_reorg): Fixed a couple of build warnings.
2818 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2820 * configure.ac (plugin -rdynamic test): Log result.
2821 * configure: Regenerate.
2822 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2823 (RDYNAMIC_SPEC): Define.
2824 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2826 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2828 * configure.ac: Determine Sun ld version numbers.
2829 (comdat_group): Restrict GNU ld version checks to gld.
2830 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2831 (enable_comdat): Support --enable-comdat.
2832 * configure: Regenerate.
2833 * doc/install.texi (Configuration): Document --enable-comdat.
2835 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2838 * config/sol2-gld.h: ... here.
2839 * config.gcc (sparc*-*-solaris2*): Reflect this.
2840 (i[34567]86-*-solaris2*): Use it.
2842 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2844 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2846 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2848 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2851 * diagnostic.c (diagnostic_initialize): Initialize
2852 some_warnings_are_errors.
2853 (diagnostic_finish): New.
2854 (diagnostic_action_after_output): Call it before exiting.
2855 (diagnostic_report_diagnostic): Do not print message here. Set
2856 some_warnings_are_errors.
2857 * diagnostic.h (diagnostic_context): Delete
2858 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2859 (diagnostic_finish): Declare.
2860 * toplev.c (toplev_main): Call it before exit.
2862 2010-04-09 Jason Merrill <jason@redhat.com>
2865 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2866 for incomplete type.
2869 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2870 based on a warning flag.
2872 2010-04-09 Richard Guenther <rguenther@suse.de>
2874 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2876 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2879 * varasm.c (default_assemble_visibility): Wrap vars that are
2880 set, but unused, by targets without GAS.
2881 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2882 Remove set, but unused, vars.
2883 (rs6000_legitimize_tls_address): Likewise.
2884 (altivec_expand_dst_builtin): Likewise.
2885 * config/darwin.c (machopic_classify_symbol): Likewise.
2886 (machopic_indirection_name): Likewise.
2888 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.md (DWI): New mode iterator.
2891 (S): New mode attribute.
2892 (shift_operand): Ditto.
2893 (shift_immediate_operand): Ditto.
2894 (ashl_input_operand): Ditto.
2895 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2896 using SDWIM mode iterator.
2897 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2898 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2900 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2901 from corresponding peephole2 patterns.
2902 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2903 and x86_64_shift_adj_1 using SWI48 mode iterator.
2904 (x86_shift<mode>_adj_2): Ditto.
2905 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2906 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2907 using SWI48 mode iterator.
2908 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2909 *ashldi3_cmp_rex64 using SWI mode iterator.
2910 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2911 *ashldi3_cconly_rex64 using SWI mode iterator.
2912 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2913 x86_shift<mode>_adj_{1,2}.
2914 (ix86_split_ashr): Ditto.
2915 (ix86_split_lshr): Ditto.
2917 2010-04-09 Richard Guenther <rguenther@suse.de>
2919 * target.h (builtin_conversion): Pass in input and output types.
2920 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2921 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2922 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2923 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2925 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2927 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2929 2010-04-09 Richard Guenther <rguenther@suse.de>
2932 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2934 2010-04-09 Richard Guenther <rguenther@suse.de>
2936 * tree-vectorizer.h (struct _stmt_vec_info): Document
2937 that vectype is the type of the LHS.
2938 (supportable_widening_operation, supportable_narrowing_operation):
2939 Get both input and output vector types as arguments.
2940 (vect_is_simple_use_1): Declare.
2941 (get_same_sized_vectype): Likewise.
2942 * tree-vect-loop.c (vect_determine_vectorization_factor):
2943 Set STMT_VINFO_VECTYPE to the vector type of the def.
2944 (vectorizable_reduction): Adjust.
2945 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2946 Adjust. Specify the output vector type.
2947 (vect_pattern_recog_1): Adjust.
2948 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2949 (vectorizable_call): Adjust.
2950 (vectorizable_conversion): Likewise.
2951 (vectorizable_operation): Likewise.
2952 (vectorizable_type_demotion): Likewise.
2953 (vectorizable_type_promotion): Likewise.
2954 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2956 (vect_is_simple_use_1): New function.
2957 (supportable_widening_operation): Get both input and output
2959 (supportable_narrowing_operation): Likewise.
2960 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2962 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2964 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2965 __thiscall and _thiscall as predefined macros.
2966 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2967 thiscall attribute handling.
2968 (ix86_comp_type_attributes): Likewise.
2969 (ix86_function_regparm): Likewise.
2970 (ix86_return_pops_args): Likewise.
2971 (init_cumulative_args): Likewise.
2972 (find_drap_reg): Likewise.
2973 (ix86_static_chain): Likewise.
2974 (x86_this_parameter): Likewise.
2975 (x86_output_mi_thunk): Likewise.
2976 (ix86_attribute_table): Add description for thiscall attribute.
2977 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2978 * doc/extend.texi: Add documentation for thiscall.
2980 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2983 * c.opt (Wint-to-pointer-cast): Available in C++.
2984 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2986 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2988 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2989 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2990 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2991 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2992 function type instead. Reorder and simplify checks.
2994 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2996 2010-04-08 Jing Yu <jingyu@google.com>
2997 Zdenek Dvorak <ook@ucw.cz>
2999 PR tree-optimization/42720
3000 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3001 loop unswitch conditions here from ...
3002 (tree_unswitch_single_loop): ... here.
3004 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3006 * tree-if-conv.c: Fix comments and simplify logic.
3008 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3010 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3011 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3012 (main_tree_if_conversion): Update call to tree_if_conversion.
3014 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3017 * doc/invoke.texi (-b,-V): Delete.
3018 * doc/tm.texi: Do not mention -b.
3019 * gcc.c (display_help): Delete -b and -V.
3020 (process_command): Delete -b and -V.
3021 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3023 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3024 Wolfgang Gellerich <gellerich@de.ibm.com>
3026 Implement target hook for loop unrolling
3027 * target.h (loop_unroll_adjust): Add a new target hook function.
3028 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3029 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3030 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3031 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3032 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3034 (decide_unroll_stupid): Likewise.
3036 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3039 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3041 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3043 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3044 (Specific, *-*-solaris2*): Likewise.
3045 Don't prefer Sun as over GNU as.
3047 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3049 * config/s390/s390.c (override_options): Adjust the z10
3050 defaults for max-unroll-times, max-completely-peeled-insns
3051 and max-completely-peel-times.
3053 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3055 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3056 instructions for z10.
3057 (s390_expand_setmem): Likewise.
3058 (s390_expand_cmpmem): Likewise.
3060 2010-04-08 Richard Guenther <rguenther@suse.de>
3062 PR tree-optimization/43679
3063 * tree-ssa-pre.c (eliminate): Only propagate copies.
3065 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3068 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3069 set but not used variable warning.
3071 2010-04-08 Wei Guozhi <carrot@google.com>
3074 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3075 (arm_size_rtx_costs): Call the new function when optimized for size.
3077 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3080 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3081 op0 is not a MEM, just return NULL instead of assertion
3083 (discover_nonconstant_array_refs): Don't walk debug stmts.
3085 2010-04-08 Doug Kwan <dougkwan@google.com>
3087 * configure.ac: Recognize gold and do not use its version number
3088 to test ld features.
3089 * configure: Regenerate.
3091 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3094 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3095 (negate_value): Move code to push elements to broken_up_substracts ...
3096 (eliminate_plus_minus_pair): ... here. Push operands that have no
3097 negative pair to plus_negates.
3098 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3100 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3102 * doc/install.texi (Configuration): Move description of
3103 --enable-lto, --with-libelf*, --enable-gold from Java section to
3106 * doc/generic.texi (Working with declarations)
3107 (Function Properties, C and C++ Trees): Fix typos.
3108 * doc/sourcebuild.texi (Top Level): Likewise.
3110 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3113 * tree.h (DECL_READ_P): Define.
3114 (struct tree_decl_common): Add decl_read_flag.
3115 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3116 a set but not used warning.
3117 (merge_decls): Merge DECL_READ_P flag.
3118 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3119 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3120 * c-common.c (handle_used_attribute, handle_unused_attribute):
3122 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3124 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3126 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3127 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3128 c_parser_binary_expression, c_parser_cast_expression,
3129 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3130 Call default_function_array_read_conversion instead of
3131 default_function_array_conversion where needed.
3132 (c_parser_unary_expression, c_parser_conditional_expression,
3133 c_parser_postfix_expression_after_primary, c_parser_initelt):
3134 Likewise. Call mark_exp_read where needed.
3135 (c_parser_statement_after_labels, c_parser_asm_operands,
3136 c_parser_typeof_specifier, c_parser_sizeof_expression,
3137 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3139 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3141 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3142 (warn_unused_but_set_parameter): Default to warn_unused
3144 * doc/invoke.texi: Document -Wunused-but-set-variable and
3145 -Wunused-but-set-parameter.
3147 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3148 used count variable.
3149 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3150 when operandN variables aren't used in the body of the expander
3152 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3153 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3154 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3155 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3156 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3157 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3158 * tree.c (PROCESS_ARG): Likewise.
3160 2010-04-07 Simon Baldwin <simonb@google.com>
3162 * diagnostic.h (diagnostic_override_option_index): New macro to
3163 set a diagnostic's option_index.
3164 * c-tree.h (c_cpp_error): Add warning reason argument.
3165 * opts.c (_warning_as_error_callback): New.
3166 (register_warning_as_error_callback): Store callback for
3167 warnings enabled via enable_warning_as_error.
3168 (enable_warning_as_error): Call callback, minor code tidy.
3169 * opts.h (register_warning_as_error_callback): Declare.
3170 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3171 response to -Werror=.
3172 (c_common_init_options): Register warning_as_error_callback in opts.c.
3173 * common.opt: Add -Wno-cpp option.
3174 * c-common.c (struct reason_option_codes_t): Map cpp warning
3175 reason codes to gcc option indexes.
3176 * (c_option_controlling_cpp_error): New function, lookup the gcc
3177 option index for a cpp warning reason code.
3178 * (c_cpp_error): Add warning reason argument, call
3179 c_option_controlling_cpp_error for diagnostic_override_option_index.
3180 * doc/invoke.texi: Document -Wno-cpp.
3182 2010-04-07 Richard Guenther <rguenther@suse.de>
3184 * ipa-reference.c (mark_load): Use get_base_address.
3185 (mark_store): Likewise.
3187 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3188 inserting GIMPLE_NOPs into the IL.
3189 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3190 Explicitly strip handled components and indirect references.
3192 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3193 folding address expressions.
3194 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3195 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3196 operand_equal_p to compare decls.
3197 (ptr_deref_may_alias_decl_p): Likewise.
3198 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3199 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3200 Handle reversed comparison ops.
3201 * tree-sra.c (asm_visit_addr): Use get_base_address.
3202 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3203 * ipa-reference.c (mark_address): Use get_base_address.
3205 2010-04-07 Richard Guenther <rguenther@suse.de>
3207 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3208 Propagate constants everywhere.
3210 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3213 * tree.c (MAX_INT_CACHED_PREC): Define.
3214 (nonstandard_integer_type_cache): New array.
3215 (build_nonstandard_integer_type): Cache results for precision
3216 <= MAX_INT_CACHED_PREC.
3218 2010-04-07 Richard Guenther <rguenther@suse.de>
3220 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3221 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3222 * common.opt: Likewise.
3223 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3224 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3225 (nonoverlapping_memrefs_p): Likewise.
3226 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3227 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3228 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3229 OPT_fargument_noalias_global for backward compatibility.
3231 2010-04-07 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/43270
3234 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3235 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3236 * tree-ssa-pre.c (phi_translate_1): Adjust.
3237 (fully_constant_expression): Split out vn_reference handling to ...
3238 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3239 Fold reads from constant strings.
3240 (vn_reference_lookup): Handle fully constant references.
3241 (vn_reference_lookup_pieces): Likewise.
3242 * Makefile.in (expmed.o-warn): Add -Wno-error.
3244 2010-04-07 Martin Jambor <mjambor@suse.cz>
3246 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3248 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3251 * gcc.c: Add -static-libstdc++ to list of recognized options.
3253 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3255 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3257 2010-04-07 Richard Guenther <rguenther@suse.de>
3260 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3261 bases build simple mem attributes to retain points-to information.
3263 2010-04-07 Richard Guenther <rguenther@suse.de>
3266 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3267 preserve points-to related information.
3269 2010-04-07 Richard Guenther <rguenther@suse.de>
3272 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3273 discard plain indirect references.
3274 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3275 * tree.c (tree_nop_conversion): Likewise.
3277 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3280 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3282 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3284 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3285 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3287 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3289 * tree-if-conv.c: Fix indentation and comments.
3291 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3293 * tree-if-conv.c: Sort static functions in topological order.
3295 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3297 * tree-if-conv.c: Fix indentation and comments.
3299 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3302 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3303 lang_hooks.types.type_for_size instead of
3304 build_nonstandard_integer_type.
3305 When converting an unsigned type to signed, double its precision.
3306 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3307 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3308 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3311 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3314 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3315 POINTER_PLUS_EXPR for pointer types.
3317 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3320 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3321 * graphite-clast-to-gimple.c: Include langhooks.h.
3322 (max_signed_precision_type): New.
3323 (max_precision_type): Takes two types as arguments.
3324 (precision_for_value): New.
3325 (precision_for_interval): New.
3326 (gcc_type_for_interval): New.
3327 (gcc_type_for_value): New.
3328 (gcc_type_for_clast_term): New.
3329 (gcc_type_for_clast_red): New.
3330 (gcc_type_for_clast_bin): New.
3331 (gcc_type_for_clast_expr): Split up into several functions.
3332 (gcc_type_for_clast_eq): Rewritten.
3333 (compute_bounds_for_level): New.
3334 (compute_type_for_level_1): New.
3335 (compute_type_for_level): New.
3336 (gcc_type_for_cloog_iv): Removed.
3337 (gcc_type_for_iv_of_clast_loop): Rewritten.
3338 (graphite_create_new_loop): Compute the lower and upper bound types
3339 with gcc_type_for_clast_expr.
3340 (graphite_create_new_loop_guard): Same.
3341 (find_cloog_iv_in_expr): Removed.
3342 (compute_cloog_iv_types_1): Removed.
3343 (compute_cloog_iv_types): Removed.
3344 (gloog): Do not call compute_cloog_iv_types.
3345 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3347 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3348 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3349 (GBB_CLOOG_IV_TYPES): Removed.
3351 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3353 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3354 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3355 (detect_commutative_reduction): Same.
3357 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3359 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3360 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3362 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3363 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3364 (rewrite_commutative_reductions_out_of_ssa): Same.
3365 * passes.c (execute_function_todo): Call verify_ssa for every pass
3366 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3367 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3368 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3369 with an extra argument.
3370 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3371 verify_ssa only when the extra argument is true.
3372 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3373 with an extra argument.
3374 (tree_transform_and_unroll_loop): Same.
3376 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3378 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3379 for all the passes of the LNO having LOOP_CLOSED_SSA.
3380 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3381 * tree-loop-distribution.c (pass_loop_distribution): Same.
3382 * tree-pass.h (TODO_verify_loops): Removed.
3383 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3385 (pass_tree_unswitch): Same.
3386 (pass_predcom): Same.
3387 (pass_vectorize): Same.
3388 (pass_linear_transform): Same.
3389 (pass_graphite_transforms): Same.
3390 (pass_iv_canon): Same.
3391 (pass_complete_unroll): Same.
3392 (pass_complete_unrolli): Same.
3393 (pass_parallelize_loops): Same.
3394 (pass_loop_prefetch): Same.
3395 (pass_iv_optimize): Same.
3397 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3400 * passes.c (init_optimization_passes): Move pass_lim before
3401 pass_copy_prop and pass_dce_loop.
3403 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3406 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3407 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3408 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3409 MULTI_* defines for 4 argument vpermil2p* builtins.
3411 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3413 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3414 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3415 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3416 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3417 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3418 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3419 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3420 Use x86_maybe_negate_const_int to output insn mnemonic.
3421 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3422 check from instruction predicate. Update comments.
3423 * config/i386/sync.md (sync_add<mode>): Use
3424 x86_maybe_negate_const_int to output insn mnemonic.
3426 2010-04-06 Jan Hubicka <jh@suse.cz>
3428 PR tree-optimization/42906
3429 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3430 IGNORE_SELF argument. Set visited_control_parents for fully
3432 (find_obviously_necessary_stmts): Update call of
3433 mark_control_dependent_edges_necessary.
3434 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3436 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.md: Remove comment about 'e' and 'E'
3441 2010-04-06 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/43627
3444 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3445 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3448 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3450 * BASE-VER: Change to 4.6.0.
3453 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3456 2010-04-06 Richard Guenther <rguenther@suse.de>
3459 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3461 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3463 * doc/invoke.texi (Optimize Options): Document that LTO
3464 won't remove object access purely due to incompatible
3467 2010-04-04 Matthias Klose <doko@ubuntu.com>
3469 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3470 Initialize variable.
3472 2010-04-03 Richard Guenther <rguenther@suse.de>
3475 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3476 require a non-NULL MEM_OFFSET.
3478 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3480 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3481 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3482 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3483 config/alpha/predicates.md, config/arm/arm.md,
3484 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3485 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3486 config/darwin9.h, config/darwin.c, config/darwin.h,
3487 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3488 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3489 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3490 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3491 config/mips/mips.md, config/mn10300/mn10300.c,
3492 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3493 config/rs6000/aix.h, config/rs6000/dfp.md,
3494 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3495 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3496 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3497 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3498 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3499 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3500 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3501 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3502 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3503 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3504 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3505 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3506 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3507 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3508 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3509 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3510 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3511 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3512 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3513 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3514 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3515 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3516 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3517 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3518 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3519 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3520 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3521 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3522 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3523 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3524 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3525 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3526 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3527 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3528 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3529 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3531 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3534 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3535 * aclocal.m4: Regenerate.
3537 2010-04-02 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/43629
3540 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3541 if we have seen a constant value.
3543 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3545 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3547 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3550 * arm.c (legitimize_tls_address): Adjust call to
3551 gen_tls_load_dot_plus_four.
3552 (arm_note_pic_base): New function.
3553 (arm_cannot_copy_insn_p): Use it.
3554 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3557 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3562 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3564 * Makefile.in ($(out_object_file)): Depend on
3565 gt-$(basename $(notdir $(out_file))).h.
3567 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3569 * config.gcc (lm32-*-rtems*): Add t-lm32.
3571 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3573 * config.gcc: Add lm32-*-rtems*.
3574 * config/lm32/rtems.h: New file.
3576 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3579 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3581 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3583 * dwarf2out.c (output_compilation_unit_header): For
3584 -gdwarf-4 use version 4 instead of version 3.
3585 (output_line_info): For version 4 and above emit additional
3586 maximum ops per insn header field.
3587 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3589 * dwarf2out.c (is_c_family, is_java): Remove.
3590 (lower_bound_default): New function.
3591 (add_bound_info, gen_descr_array_type_die): Use it.
3593 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3596 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3597 re-declaration when it happens in a function.
3599 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3601 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3602 (cgraph_remove_function_insertion_hook): Same.
3603 (cgraph_call_function_insertion_hooks): Same.
3605 2010-04-01 Richard Guenther <rguenther@suse.de>
3608 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3609 and TREE_THIS_VOLATILE.
3610 (copy_ref_info): Likewise.
3611 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3612 * tree.c (build6_stat): Ignore side-effects of all but arg5
3613 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3616 2010-04-01 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/43607
3619 * ipa-type-escape.c (check_call): Do not access non-existing
3622 2010-04-01 Richard Guenther <rguenther@suse.de>
3626 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3627 Jack Howarth <howarth@bromo.med.uc.edu>
3629 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3632 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3634 * doc/install.texi (Prerequisites): Document libelf usability on
3635 IRIX 5/6 and Solaris 2.
3636 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3637 Update GNU as, GNU ld requirements.
3638 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3639 Document Sun Studio compiler download.
3640 Update and simplify as, ld recommendations.
3641 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3643 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3645 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3646 with_tune_32 to pentium4.
3648 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3652 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3654 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3655 obsoletion, removal.
3657 Document GNU as requirement.
3658 Update configure requirements.
3659 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3660 Recomment IRIX 6.5.18+.
3661 Document IDF/IDL requirement.
3662 Document GNU as requirement.
3663 Document GNU ld bootstrap failure.
3664 Remove freeware.sgi.com reference.
3666 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3668 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3669 UNIX V4.0, V5.0 obsoletion, removal.
3670 Remove --with-gc=simple reference.
3671 Update VM requirements during bootstrap.
3672 Remove -oldas bootstrap description.
3673 Update binutils reference.
3674 Remove comparison failure note.
3676 2010-03-31 Richard Guenther <rguenther@suse.de>
3677 Zdenek Dvorak <ook@ucw.cz>
3678 Sebastian Pop <sebastian.pop@amd.com>
3681 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3682 with multiple arguments.
3683 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3685 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3687 * graphite-dependences.c (print_pddr): Call print_pdr with an
3689 * graphite-poly.c (debug_pdr): Add an extra argument for the
3692 (print_pbb_domain): Same.
3694 (print_scop_context): Same.
3696 (print_cloog): Same.
3697 (debug_pbb_domain): Same.
3701 (debug_scop_context): Same.
3703 (debug_cloog): Same.
3704 (print_scop_params): Same.
3705 (debug_scop_params): Same.
3706 (print_iteration_domain): Same.
3707 (print_iteration_domains): Same.
3708 (debug_iteration_domain): Same.
3709 (debug_iteration_domains): Same.
3710 (print_scattering_function): Same.
3711 (print_scattering_functions): Same.
3712 (debug_scattering_function): Same.
3713 (debug_scattering_functions): Same.
3714 * graphite-poly.h (debug_pdr): Update declaration.
3716 (print_pbb_domain): Same.
3718 (print_scop_context): Same.
3720 (print_cloog): Same.
3721 (debug_pbb_domain): Same.
3725 (debug_scop_context): Same.
3727 (debug_cloog): Same.
3728 (print_scop_params): Same.
3729 (debug_scop_params): Same.
3730 (print_iteration_domain): Same.
3731 (print_iteration_domains): Same.
3732 (debug_iteration_domain): Same.
3733 (debug_iteration_domains): Same.
3734 (print_scattering_function): Same.
3735 (print_scattering_functions): Same.
3736 (debug_scattering_function): Same.
3737 (debug_scattering_functions): Same.
3739 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3741 * graphite-poly.c (print_scattering_function_1): New.
3742 (print_scattering_function): Call it.
3743 (print_scop_params): Remove spaces at the end of lines.
3746 * graphite-poly.h (print_cloog): Declared.
3747 (debug_cloog): Declared.
3749 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3753 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3754 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3755 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3756 to switch between adding the IV bump in loop->latch or in loop->header.
3758 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3760 * graphite-poly.c (print_scattering_function): Pretty print following
3763 (print_pbb_domain): Same.
3764 (dump_gbb_cases): Same.
3765 (dump_gbb_conditions): Same.
3768 (print_scop_params): Same.
3769 (print_scop_context): Same.
3771 (print_pbb_body): New.
3772 (lst_indent_to): New.
3773 (print_lst): Start new lines with a #.
3774 * graphite-poly.h (pbb_bb): New.
3775 (pbb_index): Use pbb_bb.
3776 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3778 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3780 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3782 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3783 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3784 and 0 instead of 1 for dw_val_class_flag.
3785 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3786 dw_val_class_range_list, dw_val_class_loc_list,
3787 dw_val_class_lineptr and dw_val_class_macptr, use
3788 DW_FORM_flag_present for dw_val_class_flag and
3789 DW_FORM_exprloc for dw_val_class_loc.
3790 (output_die): For -gdwarf-4 print dw_val_class_loc
3791 size as uleb128 instead of 1 or 2 bytes and don't print
3792 anything for dw_val_class_flag.
3794 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3795 instead of cselib_lookup following by tweaking locs->setting_insn.
3798 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3799 even before returning from label, setjmp call or volatile asm
3802 2010-03-31 Richard Guenther <rguenther@suse.de>
3805 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3806 temporary data on stack.
3808 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3810 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3811 (PUSHSECTION_ASM_OP): Remove.
3812 (POPSECTION_ASM_OP): Remove.
3813 (PUSHSECTION_FORMAT): Remove.
3814 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3815 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3816 * config/sol2.c (solaris_output_init_fini): Use it.
3818 2010-03-31 Jie Zhang <jie@codesourcery.com>
3821 * opt-functions.awk (var_type_struct): Use signed char type
3822 for simple variables.
3824 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3826 * config/sol2.c: Include output.h.
3827 (solaris_assemble_visibility): New function.
3828 * config/t-sol2 (sol2.o): Add output.h dependency.
3829 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3830 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3833 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3836 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3837 V2SImode or XFmode on PRE_DEC.
3840 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3843 2010-03-31 Jie Zhang <jie@codesourcery.com>
3846 * reload.h (caller_save_initialized_p): Declare.
3847 * toplev.c (backend_init_target): Don't call
3848 init_caller_save but set caller_save_initialized_p to false.
3849 * caller-save.c (caller_save_initialized_p): Define.
3850 (init_caller_save): Check caller_save_initialized_p.
3851 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3853 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3857 and soft-fp/t-softfp to tmake_file.
3858 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3859 (LIBGCC2_TF_CEXT): Define.
3862 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3865 * cselib.c (n_useless_values): Document handling of debug locs.
3866 (n_useless_debug_values, n_debug_values): New variables.
3867 (new_elt_loc_list): Don't add to debug values, keep count.
3868 (promote_debug_loc): New.
3869 (cselib_reset_table): Zero new variables.
3870 (entry_and_rtx_equal_p): Promote debug locs.
3871 (discard_useless_locs): Increment n_useless_debug_values for
3873 (remove_useless_values): Adjust n_useless_values and n_debug_values
3874 with n_useless_debug_values.
3875 (add_mem_for_addr): Promote debug locs.
3876 (cselib_lookup_mem): Likewise.
3877 (cselib_lookup_addr): Renamed to...
3878 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3879 (cselib_log_lookup): ... this. Turn into...
3880 (cselib_lookup_addr): ... new wrapper.
3881 (cselib_lookup_from_insn): New.
3882 (cselib_invalidate_regno): Increment n_useless_debug_values for
3884 (cselib_invalidate_mem): Likewise.
3885 (cselib_process_insn): Take n_deleted and n_debug_values into
3886 account to guard remove_useless_value call.
3887 (cselib_finish): Zero n_useless_debug_values.
3888 * cselib.h (cselib_lookup_from_insn): Declare.
3889 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3890 (sched_analyze_2): Likewise.
3892 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3894 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3896 (adjust_mems): Replace narrowing SUBREG of expression containing
3897 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3898 with operations in the narrower mode.
3901 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3902 regs_invalidated_by_call instead all call_used_reg_set registers.
3904 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3907 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3908 pointer comparisons with types_compatible_p.
3909 * tree-vect-stmts.c (vectorizable_call): Same.
3910 (vectorizable_condition): Same.
3912 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3914 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3915 stack check if the mask would be zero.
3917 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3918 Jack Howarth <howarth@bromo.med.uc.edu>
3920 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3923 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3926 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3928 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3929 Include ___unordxf2 and ___unordtf2.
3930 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3933 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3935 * config/lm32/t-lm32: New file.
3936 * config.gcc: Use the above file when targetting lm32.
3938 2010-03-28 Duncan Sands <baldrick@free.fr>
3940 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3942 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3945 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3946 Improve vectorization cost model diagnostic.
3948 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3951 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3952 compute_data_dependences_for_loop returns false, early exit
3953 and output an extra diagnostic for the failed data reference
3956 2010-03-29 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/43560
3959 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3960 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3962 2010-03-29 Jie Zhang <jie@codesourcery.com>
3965 * toplev.c (process_options): Set optimization_default_node
3966 and optimization_current_node.
3967 * opts.c (decode_options): Don't set optimization_default_node
3968 and optimization_current_node.
3970 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3972 * config/rtems.h: Abandon -qrtems_debug.
3974 2010-03-28 Jan Hubicka <jh@suse.cz>
3976 PR tree-optimization/43505
3977 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3978 map should not be copied.
3980 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3983 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3984 cdtors, set DECL_PRESERVE_P.
3985 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3988 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3990 PR tree-optimization/43528
3991 * stor-layout.c (place_field): Check that constant fits into
3992 unsigned HWI when skipping calculation of MS bitfield layout.
3994 2010-03-27 Jan Hubicka <jh@suse.cz>
3997 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3998 notice_global_symbol work.
4000 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4002 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4003 instead of dwarf2out_decl.
4004 (struct var_loc_node): Remove section_label field.
4005 (dwarf2out_function_decl): New function.
4006 (dwarf2out_var_location): Don't set section_label field.
4007 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4009 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4011 PR tree-optimization/43544
4012 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4013 First argument for builtin vectorized function hook is now a
4014 tree to be able to distinguish between machine specific and
4016 * targhooks.c (default_builtin_vectorized_function): Ditto.
4017 * targhooks.h (default_builtin_vectorized_function): Ditto.
4018 * target.h (struct gcc_target): Ditto.
4019 * tree-vect-stmts.c (vectorizable_function): Ditto.
4020 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4021 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4024 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4027 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4028 nested binding iff it is a FUNCTION_DECL.
4029 (store_parm_decls_newstyle): Pass nested=true to bind for
4030 FUNCTION_DECLs amongst parameters.
4032 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4034 * var-tracking.c (vt_expand_loc_callback): Don't run
4035 cselib_expand_value_rtx_cb in dummy mode if
4036 cselib_dummy_expand_value_rtx_cb returned false.
4038 * var-tracking.c (emit_note_insn_var_location): For one part
4039 notes with offset 0, don't add EXPR_LIST around the location.
4040 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4041 add_location_or_const_value_attribute): Adjust for that change.
4044 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4045 into first operand and location into second.
4046 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4047 dw_cfi_oprnd_loc for DW_CFA_expression.
4048 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4049 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4050 assume first argument is regnum and second argument is location.
4052 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4055 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4056 of scratch register to DImode. Split to DImode comparison operator.
4057 Use SImode subreg of scratch register in the multiplication.
4058 (*cmp_sadd_sidi): Ditto.
4059 (*cmp_ssub_si): Ditto.
4060 (*cmp_ssub_sidi): Ditto.
4062 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4065 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4066 Remove invalid assert and wrong comment.
4068 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4071 * flags.h (final_insns_dump_p): New extern.
4072 * final.c (final_insns_dump_p): New variable.
4073 (rest_of_clean_state): Set it before -fdump-final-insns=
4074 dumping, clear afterwards.
4075 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4076 MEM_ALIAS_SET on MEMs.
4078 2010-03-26 David S. Miller <davem@davemloft.net>
4080 * configure.ac: Fix sparc GOTDATA_OP bug check.
4081 * configure: Rebuild.
4083 2010-03-26 Alan Modra <amodra@gmail.com>
4085 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4087 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4089 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4090 TLS_SECTION_ASM_FLAG.
4092 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4095 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4096 Clear first_function_block_is_cold.
4099 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4100 argument if the argument is truth_value_p.
4102 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4104 * config/rs6000/constraints.md: Update copyright year for my changes.
4107 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4108 used in reg+reg addressing, swap registers.
4110 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4113 * target.h (struct gcc_target): Add code_end hook.
4114 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4116 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4117 * toplev.c (compile_file): Call targetm.asm_out.code_end
4118 hook before unwind info/debug info output.
4119 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4120 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4121 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4122 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4123 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4124 * config/i386/i386.c (ix86_file_end): Renamed to...
4125 (ix86_code_end): ... this. Make static. Don't call
4126 file_end_indicate_exec_stack. Emit unwind info using
4127 final_start_function/final_end_function.
4128 (darwin_x86_file_end): Remove.
4129 (TARGET_ASM_CODE_END): Define.
4130 * config/i386/i386.h (TARGET_ASM_FILE_END,
4131 NEED_INDICATE_EXEC_STACK): Don't define.
4132 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4133 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4134 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4135 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4138 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4139 at the beginning and final_end_function at the end.
4140 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4142 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4144 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4145 and Sun as TLS syntax.
4146 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4147 * configure: Regenerate.
4148 * config.in: Regenerate.
4149 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4150 (default_elf_asm_named_section): Use it.
4151 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4152 (i386_output_dwarf_dtprel): Likewise.
4153 (output_addr_const_extra): Likewise.
4154 (output_pic_addr_const): Lowercase @GOTTPOFF.
4155 (output_addr_const_extra): Likewise.
4156 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4157 (output_addr_const_extra): Likewise.
4158 (output_pic_addr_const): Lowercase @INDNTPOFF.
4159 (output_addr_const_extra): Likewise.
4160 (output_pic_addr_const): Lowercase @NTPOFF.
4161 (output_addr_const_extra): Likewise.
4162 (output_pic_addr_const): Lowercase @TPOFF.
4163 (output_addr_const_extra): Likewise.
4164 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4165 (*tls_global_dynamic_64): Likewise.
4166 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4167 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4169 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4170 (ASM_OUTPUT_TLS_COMMON): Use it.
4171 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4174 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4175 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4176 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4177 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4178 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4179 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4181 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * config/i386/i386.c (override_options): Don't accept
4184 -mtls-dialect=sun any longer.
4185 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4186 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4187 (*tls_local_dynamic_base_32_sun): Likewise.
4188 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4190 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4193 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4194 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4197 * ira.c (adjust_cleared_regs): New function.
4198 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4202 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4204 * expr.c (expand_expr_real): Restore previous
4205 curr_insn_source_location and curr_insn_block after
4206 expand_expr_real_1 call.
4207 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4208 instead of expand_expr_real_1.
4210 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4212 PR rtl-optimization/43413
4213 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4216 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4219 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4220 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4222 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4224 * config/i386/i386.c (ix86_target_string): Add -mfma.
4225 Fix a typo in comment.
4227 2010-03-22 Mike Stump <mikestump@comcast.net>
4230 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4231 Don't overly align based upon packed packed fields.
4233 2010-03-22 Jason Merrill <jason@redhat.com>
4235 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4236 Use () rather than [], and move before the element type.
4238 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4240 * doc/configfiles.texi (Configuration Files): Removed
4241 fixinc/Makefile*, intl/Makefile.*.
4242 * doc/makefile.texi: Fixed markup. Abstract from version
4243 control system used.
4244 (Makefile): Removed obsolete gcc/java/parse.y example.
4245 * doc/sourcebuild.texi: Likewise.
4246 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4247 libgomp, libssp. Removed fastjar.
4248 (Miscellaneous Docs): Clarify location.
4249 Added COPYING3, COPYING3.LIB.
4250 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4252 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4255 * config/i386/i386.c (x86_function_profiler)
4256 [!NO_PROFILE_COUNTERS]: Fix typo.
4257 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4260 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4261 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4263 * doc/sourcebuild.texi (Test Directives): Split into six
4264 subsections, with most of the current text in new subsections
4265 Directives, Selectors, and Final Actions.
4266 (Directives): Split list of test directives into multiple
4268 (Selectors): Describe use and syntax of selectors.
4269 (Effective-Target Keywords): Describe all existing keywords.
4270 (Add Options): Describe features for dg-add-options.
4271 (Require Support): Describe variants of dg-require-support.
4272 (Final Actions): Describe commands to use in dg-final.
4274 2010-03-22 Michael Matz <matz@suse.de>
4277 * recog.c (validate_replace_rtx_group): Replace also in
4278 REG_EQUAL and REG_EQUIV notes.
4280 2010-03-22 Richard Guenther <rguenther@suse.de>
4282 PR tree-optimization/43390
4283 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4284 sure vector extracts are type correct.
4286 2010-03-22 Richard Guenther <rguenther@suse.de>
4289 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4290 x * sqrt (x) even when optimizing for size if the target
4291 has native support for sqrt.
4293 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4295 * varasm.c (make_decl_rtl_for_debug): Also clear
4296 flag_mudflap for the duration of make_decl_rtl call.
4299 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4300 locs from preserved VALUEs.
4302 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4305 * pa.md (movmemsi): Set align to one if zero.
4306 (movmemdi): Likewise.
4308 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4311 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4312 with their corresponding prologue pushes.
4314 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4317 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4318 at the begining or end.
4319 (spu_expand_epilogue): Likewise.
4321 2010-03-20 Richard Guenther <rguenther@suse.de>
4323 PR rtl-optimization/43438
4324 * combine.c (make_extraction): Properly zero-/sign-extend an
4325 extraction of the low part of a CONST_INT. Also handle
4328 2010-03-19 Mike Stump <mikestump@comcast.net>
4330 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4331 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4332 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4334 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4337 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4340 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4342 PR rtl-optimization/42258
4343 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4344 use that may match DEF.
4347 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4348 the cost of loading the constant rather than assuming
4350 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4351 outer code is AND, do the same tests as the andsi3 expander and
4352 return COSTS_N_INSNS (1) if and is cheap.
4354 * optabs.c (avoid_expensive_constant): Fix formatting.
4356 2010-03-19 Michael Matz <matz@suse.de>
4359 * attribs.c (decl_attributes): When rebuilding a function pointer
4360 type use the same qualifiers as the original pointer type.
4362 2010-03-19 Martin Jambor <mjambor@suse.cz>
4364 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4365 and is_gimple_ip_invariant_address.
4367 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4370 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4372 * config/arm/arm.c (arm_override_options): Turn off
4373 flag_dwarf2_cfi_asm for AAPCS variants.
4375 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4378 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4379 Use PRE_MODIFY instead of PRE_DEC.
4380 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4381 (vfp_emit_fstmd): Likewise.
4383 2010-03-19 Michael Matz <matz@suse.de>
4386 * builtins.c (expand_builtin_interclass_mathfn,
4387 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4390 2010-03-19 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/43415
4393 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4394 (phi_translate_1): ... this.
4395 (phi_translate): Move all caching here. Cache all NARY
4396 and REFERENCE translations.
4398 2010-03-19 David S. Miller <davem@davemloft.net>
4400 With help from Eric Botcazou.
4401 * config/sparc/sparc.c: Include dwarf2out.h.
4402 (emit_pic_helper): Delete.
4403 (pic_helper_symbol_name): Delete.
4404 (pic_helper_emitted_p): Delete.
4405 (pic_helper_needed): New.
4406 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4407 (get_pc_thunk_name): New.
4408 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4409 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4410 Set pic_helper_needed to true. Don't call emit_pic_helper.
4411 (sparc_expand_prologue): Update load_pic_register call.
4412 (sparc_output_mi_thunk): Likewise.
4413 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4414 thunk if possible. Output CFI information as needed.
4416 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4417 Jack Howarth <howarth@bromo.med.uc.edu>
4420 * config/i386/i386.h: Fix ABI on darwin x86-32.
4422 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4424 * tree.h: Declare make_decl_rtl_for_debug.
4425 * varasm.c (make_decl_rtl_for_debug): New.
4426 * dwarf2out.c (rtl_for_decl_location): Call it.
4427 * cfgexpand.c (expand_debug_expr): Call it.
4429 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4432 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4436 * var-tracking.c (vt_init_cfa_base): Do nothing if
4437 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4439 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4442 * var-tracking.c (canonicalize_vars_star): New.
4443 (dataflow_post_merge_adjust): Use it.
4445 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4448 * var-tracking.c (non_suitable_const): New function.
4449 (add_uses): For DEBUG_INSNs with constants, don't record any
4450 value, instead just the constant value itself.
4451 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4452 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4453 (emit_notes_in_bb): Likewise.
4454 (emit_note_insn_var_location): For onepart variables if
4455 cur_loc is a VOIDmode constant, use DECL_MODE.
4457 2010-03-18 Martin Jambor <mjambor@suse.cz>
4460 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4461 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4462 all non-clones. Moved call redirection...
4463 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4464 (cgraph_materialize_all_clones): Dispose of all
4465 combined_args_to_skip bitmaps.
4466 (verify_cgraph_node): Do not check for edges pointing to wrong
4467 nodes in inline clones.
4468 * tree-inline.c (copy_bb): Call
4469 cgraph_redirect_edge_call_stmt_to_callee.
4470 * ipa.c (cgraph_remove_unreachable_nodes): Call
4471 cgraph_node_remove_callees even when there are used clones.
4473 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4475 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4477 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4480 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4483 2010-03-18 Michael Matz <matz@suse.de>
4486 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4487 into sqrt(x) if we need to preserve signed zeros.
4489 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4490 Eric Botcazou <ebotcazou@adacore.com>
4492 PR rtl-optimization/43360
4493 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4494 note if we don't know its invariant status.
4496 2010-03-18 Michael Matz <matz@suse.de>
4498 PR tree-optimization/43402
4499 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4500 PHI chains of ssa names registered for update.
4502 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4505 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4506 non-offsettable and pre_modify update addressing.
4507 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4508 and "2" alternatives "#".
4509 (*movdd_softfloat32): Make all alternatives "#";
4510 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4511 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4512 (*movdf_softfloat32): Make all alternatives "#";
4513 (movdi): Use the new DIFD mode iterator to create a common splitter
4514 for movdi, movdf and movdd patterns.
4516 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4518 * common.opt (dumpdir): Remove redundant tab.
4520 2010-03-17 Martin Jambor <mjambor@suse.cz>
4522 PR tree-optimization/43347
4523 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4524 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4526 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4528 PR rtl-optimization/42216
4529 * regrename.c (create_new_chain): New function, broken out from...
4530 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4531 appending a use to an empty chain.
4532 (build_def_use): Remove previous changes that convert OP_INOUT to
4533 OP_OUT operands; instead detect the case where an OP_INOUT operand
4534 uses a previously untracked register and create an empty chain for it.
4536 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4538 * doc/extend.texi (Function Attributes): Rewrite unfinished
4539 sentence in ms_abi documentation.
4541 2010-03-17 Alan Modra <amodra@gmail.com>
4543 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4544 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4545 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4546 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4548 2010-03-16 Richard Henderson <rth@redhat.com>
4551 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4552 (lower_try_finally): Save and restore eh_seq around the expansion
4555 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4557 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4558 statements before splitting block.
4560 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4562 * doc/sourcebuild.texi (Testsuites): Fix markup.
4563 Use pathnames relative to gcc/testsuite.
4564 (Test Directives): Move description of how timeout is determined.
4565 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4566 (C Tests): Correct gcc.misc-tests directory.
4567 Framework tests now live in gcc.test-framework.
4569 2010-03-16 Richard Guenther <rguenther@suse.de>
4572 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4573 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4575 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4576 Alexandre Oliva <aoliva@redhat.com>
4578 PR tree-optimization/42917
4579 * lambda-code.c (remove_iv): Skip debug statements.
4580 (lambda_loopnest_to_gcc_loopnest): Likewise.
4581 (not_interesting_stmt): Debug statements are not interesting.
4583 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4587 * cselib.c (cselib_preserve_constants,
4588 cfa_base_preserved_val): New static variables.
4589 (preserve_only_constants): New function.
4590 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4591 clear its REG_VALUES. If cselib_preserve_constants, don't
4592 empty the whole hash table, but preserve there VALUEs with constants,
4593 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4594 (cselib_preserve_cfa_base_value): New function.
4595 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4596 (cselib_init): Change argument to int bitfield. Set
4597 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4599 (cselib_finish): Clear cselib_preserve_constants and
4600 cfa_base_preserved_val.
4601 * cselib.h (enum cselib_record_what): New enum.
4602 (cselib_init): Change argument to int.
4603 (cselib_preserve_cfa_base_value): New prototype.
4604 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4605 * dse.c (dse_step1): Likewise.
4606 * cfgcleanup.c (thread_jump): Likewise.
4607 * sched-deps.c (sched_analyze): Likewise.
4608 * gcse.c (local_cprop_pass): Likewise.
4609 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4610 If FN is non-NULL, call the callback always and whenever it returns
4611 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4612 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4613 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4614 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4615 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4616 * var-tracking.c: Include recog.h.
4617 (bb_stack_adjust_offset): Remove.
4618 (vt_stack_adjustments): Don't call it, instead just gather the
4619 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4620 (adjust_stack_reference): Remove.
4621 (compute_cfa_pointer): New function.
4622 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4623 (struct adjust_mem_data): New type.
4624 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4626 (get_address_mode): New function.
4627 (replace_expr_with_values): Use it.
4628 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4629 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4630 (adjust_sets): Remove.
4631 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4632 Use get_address_mode.
4633 (get_adjusted_src): Remove.
4634 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4635 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4636 (add_with_sets): Don't call adjust_sets.
4637 (fp_setter, vt_init_cfa_base): New functions.
4638 (vt_initialize): Change return type to bool. Move most of pool etc.
4639 initialization to the beginning of the function from end. Pass
4640 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4641 If !frame_pointer_needed, call vt_stack_adjustment before mos
4642 vector is filled, call vt_init_cfa_base if argp/framep has been
4643 eliminated to sp. If frame_pointer_needed and argp/framep has
4644 been eliminated to hard frame pointer, set
4645 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4646 encountering fp setter in the prologue. For MO_ADJUST, call
4647 log_op_type before pusing the op into mos vector, not afterwards.
4648 Call adjust_insn before cselib_process_insn/add_with_sets,
4649 call cancel_changes (0) afterwards.
4650 (variable_tracking_main_1): Adjust for vt_initialize calling
4651 vt_stack_adjustments and returning whether it succeeded or not.
4653 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4655 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4658 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4660 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4662 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4663 drap_reg has not been set.
4665 2010-03-15 Michael Matz <matz@suse.de>
4668 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4669 use it to expand block copies.
4670 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4671 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4672 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4674 2010-03-15 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/43367
4677 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4680 2010-03-15 Richard Guenther <rguenther@suse.de>
4682 PR tree-optimization/43317
4683 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4685 2010-03-15 Martin Jambor <mjambor@suse.cz>
4687 PR tree-optimization/43141
4688 * tree-sra.c (create_abstract_origin): New function.
4689 (modify_function): Call create_abstract_origin.
4691 2010-03-15 Chris Demetriou <cgd@google.com>
4693 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4696 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4699 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4700 call insert_out_of_ssa_copy for default definitions.
4702 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4704 * graphite-clast-to-gimple.c (my_long_long): Defined.
4705 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4706 * graphite-sese-to-poly.c (my_long_long): Defined.
4707 (scop_ivs_can_be_represented): Use it.
4709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4711 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4712 graphite-max-bbs-per-function, and loop-block-tile-size.
4713 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4715 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4717 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4719 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4720 forward declaration.
4721 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4722 (add_upper_bounds_from_estimated_nit): New.
4723 (build_loop_iteration_domains): Use it.
4725 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4727 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4729 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4732 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4733 should be an INTEGER_CST. Also handle CASE_CONVERT.
4735 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4737 * graphite.c (graphite_initialize): To bound the number of bbs per
4738 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4739 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4740 * doc/invoke.texi: Document it.
4742 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4744 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4745 * graphite-sese-to-poly.h (build_poly_scop): Same.
4747 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4749 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4750 the number of parameters in the scop. Use as an upper bound
4751 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4752 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4753 * doc/invoke.texi: Document it.
4755 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4757 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4758 * doc/c-tree.texi: Remove.
4759 * doc/generic.texi: Merge c-tree.texi here.
4760 * doc/gccint.texi (Trees): Remove menu entry.
4761 (c-tree.texi): Remove @include.
4762 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4763 * doc/languages.texi (Reading RTL): Ditto.
4765 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4768 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4770 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4773 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4774 code added to work around reload clobbering CONST insns.
4776 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4778 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4779 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4780 (cselib_preserve_only_values): Remove retain argument, don't
4781 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4782 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4783 * var-tracking.c (micro_operation): Move insn field before union.
4784 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4785 (struct variable_tracking_info_def): Remove n_mos field, change
4786 mos into a vector of micro_operations.
4787 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4788 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4789 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4790 changing into a vector.
4791 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4792 come before all other uops generated by add_stores.
4793 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4795 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4796 a vector. Run just one pass over the bbs instead of separate counting
4797 and computation phase.
4798 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4801 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4802 into *nonlocalized_list vector.
4803 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4804 even if origin is non-NULL.
4805 (gen_variable_die): Likewise.
4806 (process_scope_var): Don't change origin.
4807 (gen_decl_die): Likewise.
4808 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4809 before adding new edges instead of after it, fix moving over
4812 2010-03-11 David S. Miller <davem@davemloft.net>
4814 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4816 * configure: Rebuild.
4818 2010-03-11 Martin Jambor <mjambor@suse.cz>
4820 PR tree-optimization/43257
4821 * tree.c (assign_assembler_name_if_neeeded): New function.
4822 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4824 * tree.h (assign_assembler_name_if_neeeded): Declare.
4825 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4826 the function if needed.
4828 2010-03-11 Chris Demetriou <cgd@google.com>
4830 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4831 include/stdint-gcc.h, and include/stdint.h world-readable.
4833 2010-03-11 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/43255
4836 * tree-vrp.c (process_assert_insertions_for): Do not insert
4837 asserts for trivial conditions.
4839 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4841 PR tree-optimization/43280
4842 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4843 generation. Move calculation of size out of the if branch.
4844 (find_bswap): Modify compare number generation.
4846 2010-03-11 Richard Guenther <rguenther@suse.de>
4849 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4850 (input_gimple_stmt): Fixup handled component types during
4851 operand read. Also fix up decls in ADDR_EXPRs.
4853 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4855 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4856 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4858 2010-03-10 Jan Hubicka <jh@suse.cz>
4861 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4862 * varasm.c (get_variable_section): Don't do that here...
4863 (make_decl_rtl): ... and here.
4864 (do_assemble_alias): Produce decl RTL.
4865 (assemble_alias): Likewise.
4867 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4870 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4871 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4873 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4874 (based_loc_descr): Only express drap or vdrap regno based expressions
4875 using DW_OP_fbreg when not optimizing.
4876 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4877 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4878 REG_CFA_SET_VDRAP note.
4880 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4882 PR tree-optimization/43236
4883 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4884 error in calculation of base address in reverse iteration case.
4885 (generate_builtin): Take number of latch executions if the statement
4888 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4891 * tree-eh.c: Include pointer-set.h.
4892 (lower_eh_dispatch): Filter out duplicate case labels and
4893 remove the unneeded edge when the label is unused. Return
4894 true when some edges are removed.
4895 (execute_lower_eh_dispatch): When any lowering resulted in
4896 removing an edge, also delete unreachable blocks.
4898 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4901 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4902 UNSPEC_MACHOPIC_OFFSET.
4904 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4907 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4908 (m68k_delegitimize_address): New function.
4910 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4913 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4916 * var-tracking.c (adjust_sets): New function.
4917 (count_with_sets, add_with_sets): Use it.
4918 (get_adjusted_src): New inline function.
4919 (add_stores): Use it.
4922 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4923 call cselib_dummy_expand_value_rtx_cb instead of
4924 cselib_expand_value_rtx_cb.
4927 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4928 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4929 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4930 and .cfi_endproc around the pic thunks.
4931 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4932 all queued unwind info register saves are saved before the call.
4933 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4934 considered as sp-=4 for unwind info and the pop as sp+=4 which
4935 also clobbers dest, but doesn't actually restore it.
4938 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4939 RTX_FRAME_RELATED_P.
4941 2010-03-09 Jie Zhang <jie@codesourcery.com>
4943 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4944 whitespaces in output template.
4946 2010-03-09 Jie Zhang <jie@codesourcery.com>
4948 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4951 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4953 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4954 builtins.exp in a separate job.
4956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4958 * graphite-sese-to-poly.c (add_param_constraints): Use
4959 lower_bound_in_type and upper_bound_in_type.
4961 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4963 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4964 instead of unsigned_type_node.
4966 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4967 Reza Yazdani <reza.yazdani@amd.com>
4970 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4971 on pointer type parameters.
4973 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4977 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4978 handle conversions from pointer to integers.
4979 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4980 induction variable, to be able to work with code generated by CLooG.
4981 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4982 (build_poly_scop): Bail out if we cannot codegen a loop.
4984 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4986 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4987 code generation with gloog_error.
4989 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4991 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4992 Call fold_convert on all the returned values.
4993 (expand_scalar_variables_expr): Pass to
4994 expand_scalar_variables_ssa_name the type of the resulting expression.
4996 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4998 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4999 ppl_min_for_le_pointset.
5000 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5001 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5003 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5005 * graphite-dependences.c (map_into_dep_poly): Removed.
5006 (dependence_polyhedron_1): Use combine_context_id_scat.
5008 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5010 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5011 (struct poly_bb): Same.
5012 (combine_context_id_scat): New.
5014 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5017 * sese.c (name_defined_in_loop_p): Return false for default
5020 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5022 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5023 and clean up the logic.
5025 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5027 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5030 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5032 * var-tracking.c (remove_cselib_value_chains): Define only for
5034 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5035 delete_slot_part, emit_notes_for_differences_1): Don't call
5036 remove_cselib_value_chains here.
5037 (set_slot_part, emit_notes_for_differences_2): Don't call
5038 add_cselib_value_chains here.
5039 (preserved_values): New vector.
5040 (preserve_value): New function.
5041 (add_uses, add_stores, vt_add_function_parameters): Use it
5042 instead of cselib_preserve_value.
5043 (changed_values_stack): New vector.
5044 (check_changed_vars_0): New function.
5045 (check_changed_vars_1, check_changed_vars_2): Use it.
5046 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5047 changed_values_stack VALUEs.
5048 (vt_emit_notes): For all preserved_values call
5049 add_cselib_value_chains. If ENABLE_CHECKING call
5050 remove_cselib_value_chains before verifying value_chains is empty.
5051 Initialize and free changed_values_stack.
5052 (vt_initialize): Initialize preserved_values.
5053 (vt_finalize): Free preserved_values.
5055 2010-03-08 Richard Guenther <rguenther@suse.de>
5057 PR tree-optimization/43269
5058 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5061 2010-03-08 Martin Jambor <mjambor@suse.cz>
5063 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5064 (ipa_is_param_called): Removed.
5065 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5066 (ipa_print_node_params): Do not print the called flag.
5067 (ipa_write_node_info): Do not stream the called flag.
5068 (ipa_read_node_info): Likewise.
5070 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5073 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5074 * cselib.c (struct expand_value_data): Add dummy field.
5075 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5077 (cselib_dummy_expand_value_rtx_cb): New function.
5078 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5080 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5081 * var-tracking.c: Include pointer-set.h.
5082 (variable): Change n_var_parts to char from int. Add
5083 cur_loc_changed and in_changed_variables fields.
5084 (variable_canonicalize): Remove.
5085 (shared_var_p): New inline function.
5086 (unshare_variable): Maintain cur_loc_changed and
5087 in_changed_variables fields. If var was in changed_variables,
5088 replace it there with new_var. Just copy cur_loc instead of
5089 resetting it to something else.
5090 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5091 (dataflow_set_union): Don't call variable_canonicalize.
5092 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5093 of their DEBUG_EXPR_TREE_DECLs.
5094 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5095 and in_changed_variables and cur_loc_changed is false.
5096 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5097 and cur_loc_changed. Don't update cur_loc here.
5098 (variable_merge_over_src): Don't call variable_canonicalize.
5099 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5100 removing loc that is equal to cur_loc, clear cur_loc,
5101 set cur_loc_changed and ensure variable_was_changed is called.
5102 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5103 compare pointers in cur_loc check, if it is equal to loc,
5104 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5105 (variable_different_p): Remove compare_current_location argument,
5106 don't compare cur_loc.
5107 (dataflow_set_different_1): Adjust variable_different_p caller.
5108 (variable_was_changed): If dv had some var in changed_variables
5109 already, reset in_changed_variables flag for it and propagate
5110 cur_loc_changed over to the new variable. On empty var
5111 always set cur_loc_changed. Set in_changed_variables on whatever
5112 var is added to changed_variables.
5113 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5114 Use shared_var_p. When removing loc that is equal to cur_loc,
5115 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5116 end, don't set it to something else, just call variable_was_changed.
5117 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5118 loc being removed, clear cur_loc and set cur_loc_changed.
5119 Set cur_loc_changed if all locations have been removed.
5120 (struct expand_loc_callback_data): New type.
5121 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5122 allocated. Always create SUBREGs if simplify_subreg failed.
5123 Prefer to use cur_loc, when that fails and still in
5124 changed_variables (and seen first time) recompute it. Set
5125 cur_loc_changed of variables which had to change cur_loc and
5126 compute elcd->cur_loc_changed if any of the subexpressions used
5127 had to change cur_loc.
5128 (vt_expand_loc): Adjust to pass arguments in
5129 expand_loc_callback_data structure.
5130 (vt_expand_loc_dummy): New function.
5131 (emitted_notes): New variable.
5132 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5133 that weren't used for any other decl in current
5134 emit_notes_for_changes call call vt_expand_loc_dummy to update
5135 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5136 first loc_chain location if NULL before. Always use just
5137 cur_loc instead of first loc_chain location. When cur_loc_changed
5138 is false, when not --enable-checking=rtl just don't emit any note.
5139 When rtl checking, compute the note and assert it is the same
5140 as previous note. Clear cur_loc_changed and in_changed_variables
5141 at the end before removing from changed_variables.
5142 (check_changed_vars_3): New function.
5143 (emit_notes_for_changes): Traverse changed_vars to call
5144 check_changed_vars_3 on each changed var.
5145 (emit_notes_for_differences_1): Clear cur_loc_changed and
5146 in_changed_variables. Recompute cur_loc of new_var.
5147 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5148 (vt_emit_notes): Initialize and destroy emitted_notes.
5150 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5152 PR rtl-optimization/42220
5153 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5154 Use verify_reg_tracked to determine if we should use OP_OUT rather
5156 (build_def_use): If we see an in-out operand for a register that we
5157 know nothing about, treat is an output if possible, fail the block if
5160 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5163 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5166 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5169 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5170 uses of relevant DEFs that are dead outside the loop too.
5172 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5174 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5176 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5178 * var-tracking.c (values_to_unmark): New variable.
5179 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5180 values_to_unmark vector. Moved body to...
5181 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5182 instead queue it into values_to_unmark vector.
5183 (vt_find_locations): Free values_to_unmark vector.
5185 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5187 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5188 (site.exp): Export them when plugins are enabled.
5190 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5193 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5195 (chrec_fold_multiply): Same.
5197 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5200 * c-decl.c (build_compound_literal): Return early if init is
5203 2010-03-04 Martin Jambor <mjambor@suse.cz>
5205 PR tree-optimization/43164
5206 PR tree-optimization/43191
5207 * tree-sra.c (type_consists_of_records_p): Reject records with
5208 zero-size bit-fields at the end.
5210 2010-03-04 Mike Stump <mikestump@comcast.net>
5212 * Makefile.in (TAGS): Remove *.y.
5214 2010-03-04 Richard Guenther <rguenther@suse.de>
5216 PR tree-optimization/40761
5217 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5219 (my_rev_post_order_compute): New function.
5220 (init_pre): Call it.
5222 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5225 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5226 decrease the cost of an IV candidate when the cost is infinite.
5228 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5230 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5231 Use '3DNow!' for the extension of that name, ensure normal space
5233 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5235 2010-03-03 Jeff Law <law@redhat.com>
5237 * PR middle-end/32693
5238 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5239 than gen_rtx_SUBREG.
5240 (extract_bit_field_1): Likewise.
5242 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5244 * doc/sourcebuild.texi (Test directives): Document that arguments
5245 include-opts and exclude-opts are now optional for dg-skip-if,
5246 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5248 2010-03-03 Jason Merrill <jason@redhat.com>
5251 * cgraph.h (varpool_node): Add extra_name field.
5252 * varpool.c (varpool_extra_name_alias): New.
5253 (varpool_assemble_decl): Emit extra name aliases.
5254 (varpool_mark_needed_node): Look past an extra name alias.
5255 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5256 * lto-streamer-in.c (lto_input_tree): Read it.
5257 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5259 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5261 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5262 (sparc*-*-solaris2*): ...this.
5264 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5267 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5268 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5269 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5270 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5273 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5274 fallthrough to default handling, just with want_address 0 instead of 2.
5275 For single element lists, add_AT_loc directly, otherwise create an
5276 artificial variable DIE and stick location list to it.
5279 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5280 (VAL_EXPR_HAS_REVERSE): Define.
5281 (reverse_op): New function.
5282 (add_stores): For reversible operations add an extra MO_VAL_USE.
5284 2010-03-02 Jason Merrill <jason@redhat.com>
5286 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5288 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5290 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5291 (sparc64-*-linux*): Likewise.
5292 (sparc64-*-solaris2*): Include assembler files before linker ones.
5293 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5294 * config/sparc/gas.h: Delete.
5295 * config/sparc/sol2-64.h: Add copyright notice.
5296 * config/sparc/sol2-gas-bi.h: Likewise.
5297 * config/sparc/sol2-gld.h: Likewise.
5298 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5299 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5300 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5301 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5302 (sparc_elf_asm_named_section): Rename into...
5303 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5305 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5307 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5309 2010-03-02 Jeff Law <law@redhat.com>
5312 * reload1.c (rtx_p, substitute_stack): Declare.
5313 (substitute): Record addresses of changed rtxs.
5314 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5315 Restore the original rtx when complete.
5316 (reload): Free subsitute_stack when complete.
5318 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5320 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5321 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5323 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5324 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5325 Torture Tests): Change from subsection to section.
5327 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5328 Steven Bosscher <steven@gcc.gnu.org>
5330 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5333 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5336 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5337 the assignment from the new induction variable to the assignment
5338 of the value from the original loop PHI function.
5340 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5341 Daniel Jacobowitz <dan@codesourcery.com>
5343 * doc/sourcebuild.texi (Test directives): Clarify options to
5346 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5348 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5349 Disable cfi directives unless GCC and gas agree on using read-only
5350 .eh_frame sections for 64-bit.
5351 * configure: Regenerate.
5353 2010-03-01 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/43220
5356 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5357 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5359 2010-03-01 Richard Guenther <rguenther@suse.de>
5360 Martin Jambor <mjambor@suse.cz>
5363 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5364 gimplified parameters.
5366 2010-03-01 Christian Bruel <christian.bruel@st.com>
5368 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5370 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5372 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5374 2010-03-01 Richard Guenther <rguenther@suse.de>
5377 * expr.c (expand_assignment): Use the alias-oracle to tell
5378 if the rhs aliases the result decl.
5380 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5383 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5384 to sol_gt_pch_get_address.
5385 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5386 64-bit, SPARC and x86.
5387 (sol_gt_pch_get_address): New function.
5389 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5391 * toplev.h (inform_n, error_n): Declare.
5392 * diagnostic.c (inform_n, error_n): New function.
5394 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5396 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5397 has no rtl yet when processing local_decls, queue it and recheck
5398 if deferred stack allocation hasn't assigned it rtl.
5400 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5402 * config/sh/sh.c (unspec_bbr_uid): New.
5403 (gen_block_redirect): Use it instead of INSN_UID.
5404 (gen_far_branch): Likewise.
5406 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5408 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5409 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5411 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5413 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5414 (Warning Options): -Wno-conversion-null is valid for
5415 Objective-C++ as well.
5416 * doc/tm.texi (Named Address Spaces): Likewise.
5417 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5418 * doc/tree-ssa.texi (Tree SSA): Likewise.
5420 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5423 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5424 by default. Don't set the default arch for
5425 i[34567]86-*-darwin*|x86_64-*-darwin*.
5427 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5430 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5431 default. Set the default 32bit/64bit archs with $with_arch
5432 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5434 2010-02-27 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/43186
5437 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5438 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5439 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5440 unroller iterations.
5442 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5444 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5445 required and i[34567]86-*-* targets don't support 64bit ISA.
5447 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5450 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5453 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5455 * config.gcc: Set the default arch at least to Prescott for
5456 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5457 if SSE math is enabled.
5459 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5461 * diagnostic.c (diagnostic_initialize): Update.
5462 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5464 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5465 (diagnostic_inhibit_notes): New.
5466 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5468 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5471 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5472 * doc/standards.texi: Likewise.
5473 * doc/extend.texi: Likewise.
5474 * doc/trouble.texi: Likewise.
5475 * doc/cppopts.texi: Likewise.
5476 * doc/install.texi: Likewise.
5477 * c.opt (std=c90,std=gnu90): New options.
5478 * c-opts.c (c_common_handle_option): Handle them.
5480 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5483 * c-decl.c (undeclared_variable): Use an informative note.
5485 2010-02-26 Richard Guenther <rguenther@suse.de>
5487 PR tree-optimization/43186
5488 * gimple.h (gimple_fold): Remove.
5489 * gimple.c (gimple_fold): Remove. Inline into single user ...
5490 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5491 Try harder for conditions.
5493 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5496 * function.c (used_types_insert): Don't skip through named pointer
5497 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5498 and it is different from the main variant's type.
5500 2010-02-26 Nick Clifton <nickc@redhat.com>
5502 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5504 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5506 * config.gcc: Support --with-fpmath=sse for x86.
5508 * config/i386/ssemath.h: New.
5510 * doc/install.texi (--with-fpmath=sse): Documented.
5512 2010-02-26 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/43188
5515 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5516 vector types of over-aligned element type.
5518 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5521 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5522 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5524 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5526 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5528 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5530 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5531 * var-tracking.c: Include diagnostic.h.
5532 (debug_dv): New function.
5533 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5536 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5537 (add_value_chain, add_value_chains, remove_value_chain,
5538 remove_value_chains): Handle DEBUG_EXPRs.
5539 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5542 * regcprop.c (struct queued_debug_insn_change): New type.
5543 (struct value_data_entry): Add debug_insn_changes field.
5544 (struct value_data): Add n_debug_insn_changes field.
5545 (debug_insn_changes_pool): New variable.
5546 (free_debug_insn_changes, apply_debug_insn_changes,
5547 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5548 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5549 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5551 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5553 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5554 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5555 changes, call cprop_find_used_regs via note_stores.
5556 (copyprop_hardreg_forward): When copying vd from predecessor
5557 which has any queued DEBUG_INSN changes, make sure the pointers are
5558 cleared. At the end call df_analyze and then if there are any
5559 DEBUG_INSN changes queued at the end of some basic block for still
5560 live registers, apply them.
5561 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5563 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5565 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5568 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5570 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5571 targets. Set the default with_cpu/with_arch from arch/cpu.
5572 Allow x86-64 and native for with_cpu/with_arch.
5574 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5576 * ebitmap.c: Change calls to verify_popcount with calls to
5577 sbitmap_verify_popcount.
5578 (ebitmap_clear_bit): Fixed map->cacheindex test and
5579 map>cache update when bit clearing results in an empty
5582 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5585 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5586 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5587 and support both V2DF and V2DI modes.
5588 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5589 support both V2DF and V2DI modes.
5590 (general): Delete trailing whitespace from a few patterns.
5592 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5593 V2DF/V2DI interleave high/low builtins.
5595 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5598 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5599 interleave high/low functions.
5601 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5603 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5604 #pragma extern_prefix.
5606 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5609 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5610 BLKmode, assert op0 is a MEM and just adjust its mode.
5613 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5614 if bitpos isn't multiple of mode's bitsize.
5616 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5618 * c.opt (-ftemplate-depth=): New.
5619 (-ftemplate-depth-): Deprecate.
5620 * optc-gen.awk: Handle -ftemplate-depth=.
5621 * opth-gen.awk: Likewise.
5622 * c-opts.c (c_common_handle_option): Likewise.
5623 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5625 2010-02-24 Jason Merrill <jason@redhat.com>
5627 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5629 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5631 * cfg.c (alloc_aux_for_block): Remove inline.
5632 (alloc_aux_for_edge): Likewise.
5634 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5636 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5638 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5640 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5641 * config/i386/sol2-gas.h: New file.
5642 * config.gcc (i[34567]86-*-solaris2*): Use it.
5644 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5647 * c-typeck.c (ep_convert_and_check): New.
5648 (build_conditional_expr): Use it.
5649 (build_binary_op): Likewise.
5651 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5653 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5656 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5657 bounds even for -O+.
5658 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5659 expr needs to have DECL_NAME set.
5661 2010-02-24 Nick Clifton <nickc@redhat.com>
5663 * config/mep/mep.c: Include gimple.h.
5664 (mep_function_uses_sp): Delete unused function.
5665 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5666 parameters. Use unsigned integers to count args. Return a
5667 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5669 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5672 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5673 greater or equal to nelt instead of 2 * nelt.
5674 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5677 2010-02-23 Jason Merrill <jason@redhat.com>
5680 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5681 in cfun->local_decls even if they have register types.
5684 * stor-layout.c (place_field): Don't warn about unnecessary
5685 DECL_PACKED if the type is packed.
5687 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5690 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5691 GOTOFF relocs, even when the base reg isn't pic pointer.
5693 2010-02-23 Michael Matz <matz@suse.de>
5696 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5697 (expand_gimple_basic_block): Generate and use debug temps if there
5698 are debug uses left after the last real use of TERed ssa names.
5699 Unlink debug immediate uses when they are expanded.
5701 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5704 * config/i386/i386.c (override_options): Reorganise to provide
5705 better error messages.
5707 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5710 * graphite-scop-detection.c (create_single_exit_edge): Move
5711 the call to find_single_exit_edge to....
5712 (create_sese_edges): ...here. Don't handle multiple edges
5713 exiting the function.
5714 (build_graphite_scops): Don't handle multiple edges
5715 exiting the function.
5717 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5720 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5721 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5723 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5726 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5728 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5731 * c-typeck.c (convert_arguments): Print declaration location.
5732 * c-common.c (validate_nargs): Rename as
5733 builtin_function_validate_nargs.
5734 (check_builtin_function_arguments): Update.
5736 2010-02-22 Richard Guenther <rguenther@suse.de>
5739 * tree-inline.c (declare_return_variable): Use the type of
5740 the call stmt lhs if available.
5742 2010-02-22 Duncan Sands <baldrick@free.fr>
5744 * passes.c (register_pass): Always consider all pass lists when
5745 ref_pass_instance_number is zero.
5747 2010-02-22 Richard Guenther <rguenther@suse.de>
5749 PR tree-optimization/42749
5750 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5751 parameter. Do arithmetic in the original type.
5752 (update_accumulator_with_ops): Likewise.
5753 (adjust_accumulator_values): Adjust.
5755 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5757 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5758 (QI to BLKmode splitter): New splitter.
5760 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5762 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5763 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5765 2010-02-22 Richard Guenther <rguenther@suse.de>
5767 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5769 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5771 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5772 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5773 ($(T)crti.o, $(T)crtn.o): Remove rules.
5775 2010-02-21 Tobias Burnus <burnus@net-b.de>
5778 * doc/invoke.texi (-fassociative-math): Document that this
5779 option is automatically enabled for Fortran.
5781 2010-02-20 David S. Miller <davem@davemloft.net>
5783 * configure.ac: Test if linker and assembler properly support
5784 GOTDATA_OP relocations.
5785 * configure: Rebuild.
5786 * config.in: Likewise.
5787 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5788 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5789 (movsi_high_pic): Likewise.
5790 (movdi_lo_sum_pic): Likewise.
5791 (movdi_high_pic): Likewise.
5792 (movsi_pic_gotdata_op): New pattern.
5793 (movdi_pic_gotdata_op): Likewise.
5794 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5795 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5797 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5800 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5801 attribute to ssemul.
5802 (xop_mulv2div2di3_high): Ditto.
5804 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5807 * c.opt (Wconversion-null): New option.
5808 * doc/invoke.texi (Wconversion-null): Document.
5810 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5812 * common.opt (Wlarger-than-): Add Undocumented.
5814 2010-02-19 Mike Stump <mikestump@comcast.net>
5816 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5818 2010-02-19 Jason Merrill <jason@redhat.com>
5821 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5822 * configure: Likewise.
5824 2010-02-20 Alan Modra <amodra@gmail.com>
5827 * cgraph.h (cgraph_make_decl_local): Declare.
5828 * cgraph.c (cgraph_make_decl_local): New function.
5829 (cgraph_make_node_local): Use it.
5830 * cgraphunit.c (cgraph_function_versioning): Likewise.
5831 * ipa.c (function_and_variable_visibility): Likewise.
5833 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5836 * except.c (sjlj_emit_function_enter): Don't call
5837 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5839 * rtl.h (add_reg_br_prob_note): Remove prototype.
5841 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5844 * c-common.c (conversion_warning): Remove widening conversions
5845 before checking the conversion of integers to reals.
5847 2010-02-19 Mike Stump <mikestump@comcast.net>
5850 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5853 * cgraphunit.c (process_function_and_variable_attributes): Check
5854 DECL_PRESERVE_P instead of looking up attribute "used".
5855 * ipa-pure-const.c (check_decl): Likewise.
5856 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5857 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5858 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5859 instead of attribute "used".
5860 * config/sol2-c.c (solaris_pragma_init): Likewise.
5861 (solaris_pragma_fini): Likewise.
5863 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5865 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5866 Use XCNEW instead of xcalloc.
5867 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5868 XNEW instead of xmalloc.
5869 (get_fields): Use XNEWVEC instead of xmalloc.
5872 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5873 populate vars array.
5874 (create_new_general_access): For debug stmts just reset value.
5875 (get_stmt_accesses): For accesses within debug stmts just record them
5876 using add_access_to_acc_sites instead of preventing the peeling or
5877 counting them as accesses.
5880 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5882 2010-02-19 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/42916
5885 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5888 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5890 * configure.ac: Replace all uses of changequote in macro arguments
5891 with proper quoting.
5893 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5896 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5898 2010-02-19 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/42944
5901 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5902 test for aliasing with errno.
5904 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5907 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5908 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5909 * dojump.c: Include output.h.
5910 (inv): New inline function.
5911 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5912 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5913 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5914 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5915 argument, pass it down to other calls.
5916 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5917 add REG_BR_PROB note to the conditional jump.
5918 * cfgexpand.c (add_reg_br_prob_note): Removed.
5919 (expand_gimple_cond): Don't call it, add the probability
5920 as last argument to jumpif_1/jumpifnot_1.
5921 * Makefile.in (dojump.o): Depend on output.h.
5922 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5924 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5925 * stmt.c (do_jump_if_equal): Likewise.
5926 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5927 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5928 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5930 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5931 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5932 jumpifnot_1 callers.
5933 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5935 (store_expr): Adjust jumpifnot caller.
5936 (store_constructor): Adjust jumpif caller.
5939 * gimplify.c (gimple_boolify): For __builtin_expect call
5940 gimple_boolify also on its first argument.
5942 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5944 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5946 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5947 * configure: Regenerated.
5949 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5951 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5952 lang_hooks.types_compatible_p instead of comptypes.
5954 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5956 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5957 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5958 if __prefer_thumb__ is defined.
5960 2010-02-18 Martin Jambor <mjambor@suse.cz>
5962 PR tree-optimization/43066
5963 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5964 array with zero-sized element type.
5966 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5968 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5969 rtx, allocate struct var_loc_node here and return it to the
5970 caller, and only if it is actually needed.
5971 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5972 move it earlier and return immediately if it returns NULL.
5974 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5976 * config/sparc/gas.h: New file. Restore
5977 TARGET_ASM_NAMED_SECTION to its ELF default.
5978 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5980 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5981 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5982 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5983 after sparc/sysv4.h.
5985 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5987 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5989 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5991 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5992 patterns from predicated pattern.
5994 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5998 for insn mnemonic suffix.
6000 2010-02-17 Richard Guenther <rguenther@suse.de>
6002 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6005 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6008 * caller-save.c (save_call_clobbered_regs): If BB ends with
6009 a DEBUG_INSN, move any notes in between last real insn and the last
6010 DEBUG_INSN after the last DEBUG_INSN.
6012 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6014 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6015 Fix return type. Fix argument type. Explain meaning of return value.
6017 2010-02-16 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/41043
6020 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6021 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6023 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6025 2010-02-16 Ira Rosen <irar@il.ibm.com>
6027 PR tree-optimization/43074
6028 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6029 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6030 vectorizable cycles in hybrid SLP check.
6031 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6033 2010-02-16 Richard Guenther <rguenther@suse.de>
6035 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6036 (true_dependence): If memrefs_conflict_p computes must-alias
6037 trust it. Move TBAA check after offset-based disambiguation.
6038 (canon_true_dependence): Likewise.
6040 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6042 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6043 * doc/invoke.texi: Document it.
6044 * var-tracking.c: Include toplev.h and params.h.
6045 (vt_find_locations): Return bool indicating success. Compute
6046 hash sizes unconditionally. Check new parameter, report.
6047 (variable_tracking_main_1): Check vt_find_locations results and
6048 retry. Renamed from...
6049 (variable_tracking_main): ... this. New wrapper to preserve
6050 flag_var_tracking_assignments.
6051 * Makefile.in (var-tracking.o): Adjust dependencies.
6053 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6054 Jakub Jelinek <jakub@redhat.com>
6057 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6058 if weak_import attribute is present.
6059 * config/darwin.c (machopic_select_section): Likewise.
6061 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6063 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6064 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6065 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6066 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6068 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6071 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6074 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6075 Rewrite text to refer to the names.
6077 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6079 * config/i386/i386-builtin-types.def
6080 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6081 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6082 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6083 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6084 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6085 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6086 IX86_BUILTIN_VPERMIL2PS256.
6087 (MULTI_ARG_4_DF2_DI_I): Defined.
6088 (MULTI_ARG_4_DF2_DI_I1): Defined.
6089 (MULTI_ARG_4_SF2_SI_I): Defined.
6090 (MULTI_ARG_4_SF2_SI_I1): Defined.
6091 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6092 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6093 __builtin_ia32_vpermil2ps256.
6094 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6095 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6096 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6097 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6098 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6099 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6100 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6101 CODE_FOR_xop_vpermil2v8sf3.
6102 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6103 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6104 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6105 (_mm256_permute2_pd): New.
6106 (_mm_permute2_ps): New.
6107 (_mm256_permute2_ps): New.
6109 2010-02-15 Nick Clifton <nickc@redhat.com>
6111 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6112 boolean parameters. Use emit_jump_insn when emitting a pop
6113 instruction containing a return insn.
6114 (push): Use 'true' rather than '1' as second parameter to F.
6115 (h8300_expand_prologue): Likewise.
6116 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6117 (h8300_expand_epilogue): Likewise.
6119 2010-02-15 Richard Guenther <rguenther@suse.de>
6122 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6125 2010-02-15 Nick Clifton <nickc@redhat.com>
6127 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6130 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6132 * intl.c (fake_ngettext): New function.
6133 * intl.h (fake_ngettext): Declare.
6134 (ngettext): Define macro.
6135 * collect2.c (notice_translated): New function.
6136 (main): Use notice_translated and ngettext.
6137 * collect2.h (notice_translated): Declare.
6139 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6141 * reorg.c (delete_computation): Comment fixes.
6142 * caller-save.c (setup_save_areas): Idem.
6143 * sel-sched-dump.c (dump_lv_set): Idem.
6146 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6148 * config/s390/s390.c (s390_sched_init): New function.
6149 (TARGET_SCHED_INIT): Target hook defined.
6151 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6152 Jack Howarth <howarth@bromo.med.uc.edu>
6153 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6156 Partial revert of unintended change in fix for PR41605.
6157 * config/darwin.h: Fix typo.
6158 * config/darwin9.h: Same.
6160 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6162 * c-pch.c (pch_init): Clear v.
6164 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6167 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6168 graphite_can_represent_init for MULT_EXPR.
6170 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6174 * graphite-sese-to-poly.c (remove_phi): New.
6175 (translate_scalar_reduction_to_array): Call remove_phi.
6177 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6180 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6181 * graphite-clast-to-gimple.h (gloog): Update declaration.
6182 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6183 * graphite-poly.h (struct poly_bb): Add missing comments.
6184 (struct scop): Add poly_scop_p field.
6186 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6187 * graphite.c (graphite_transform_loops): Build the polyhedral
6188 representation for each scop before code generation.
6189 * sese.c (rename_variables_in_operand): Removed.
6190 (rename_variables_in_expr): Return the renamed expression.
6191 (rename_sese_parameters): New.
6192 * sese.h (rename_sese_parameters): Declared.
6194 2010-02-11 Richard Guenther <rguenther@suse.de>
6196 PR tree-optimization/42998
6197 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6198 POINTER_PLUS_EXPR properly.
6200 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6201 Changpeng Fang <changpeng.fang@amd.com>
6204 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6205 the cost of an IV candidate when the IV is used in a test against zero.
6207 * gcc.dg/tree-ssa/ivopts-3.c: New.
6209 2010-02-11 Richard Guenther <rguenther@suse.de>
6212 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6213 pointer-vs-decl case by swapping refs. Handle some cases
6214 of pointer-vs-decl disambiguations more conservatively.
6215 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6216 to false after expanding.
6218 2010-02-11 Richard Guenther <rguenther@suse.de>
6221 * gcc.c (process_command): Handle LTO file@offset case more
6224 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6226 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6227 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6229 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6231 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6232 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6233 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6234 Optimize eq/ne comparisons when both arguments are known to be
6236 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6237 Don't mask operands unnecessarily if they are known to be already
6240 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6242 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6245 2010-02-10 Richard Guenther <rguenther@suse.de>
6247 PR tree-optimization/43017
6248 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6249 for wrapping signed arithmetic.
6251 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6254 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6255 if no debug info should be emitted for it.
6257 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6259 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6260 note when flag_exceptions is set.
6262 2010-02-10 Duncan Sands <baldrick@free.fr>
6264 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6266 2010-02-10 Richard Guenther <rguenther@suse.de>
6269 * tree.c (get_unwidened): Handle constants.
6270 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6272 2010-02-10 Martin Jambor <mjambor@suse.cz>
6275 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6276 check for variable argument counts independently.
6278 2010-02-10 Christian Bruel <christian.bruel@st.com>
6281 * config/sh/sh.c (find_barrier): Increase length for non delayed
6282 conditional branches.
6284 2010-02-10 Christian Bruel <christian.bruel@st.com>
6286 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6288 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6290 * builtins.c (set_builtin_user_assembler_name): Also handle
6291 ffs if int is smaller than word.
6293 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6296 * ira-conflicts.c (get_dup): Remove.
6297 (process_reg_shuffles): Add new parameter. Use it as an
6298 additional guard for copy generation.
6299 (add_insn_allocno_copies): Rewrite.
6301 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6303 * common.opt (fsched2-use-traces): Preserved for backward
6305 * doc/invoke.texi: Remove the documentation about option
6306 -fsched2-use-traces.
6307 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6308 flag_sched2_use_traces.
6309 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6310 the backward compatibility flag section.
6312 2010-02-09 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/43008
6315 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6316 make HEAP variables initialized from global memory if they
6317 are not known builtin functions.
6318 (find_func_aliases): Adjust.
6320 2010-02-09 Richard Guenther <rguenther@suse.de>
6322 PR tree-optimization/43000
6323 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6324 arithmetic manually.
6326 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6328 PR tree-optimization/42931
6329 * tree-loop-linear.c (try_interchange_loops): Don't call
6330 double_int_mul if estimated_loop_iterations failed.
6332 2010-02-08 Martin Jambor <mjambor@suse.cz>
6335 * tree-sra.c (build_accesses_from_assign): Do not mark in
6336 should_scalarize_away_bitmap if stmt has volatile ops.
6337 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6340 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6342 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6344 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6346 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6349 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6352 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6354 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6357 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6358 to unknown_dependence.
6359 (graphite_legal_transform_dr): Handle the unknown_dependence.
6360 (graphite_carried_dependence_level_k): Same.
6362 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6364 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6366 2010-02-07 Richard Guenther <rguenther@suse.de>
6369 * expr.c (get_inner_reference): Always initialize *pbitsize.
6371 2010-02-07 Richard Guenther <rguenther@suse.de>
6374 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6375 new ARRAY_REFs on variable size element or minimal index arrays.
6377 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6378 gimple_fold_indirect_ref.
6380 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6383 * arm.c (arm_override_options): Just return if the user has specified
6384 an invalid fpu name.
6386 2010-02-03 Jason Merrill <jason@redhat.com>
6389 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6390 i386_pe_maybe_record_exported_symbol.
6392 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6395 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6396 (pa_delegitimize_address): New function.
6398 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6400 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6401 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6403 2010-02-05 Richard Guenther <rguenther@suse.de>
6406 * lto-streamer-in.c (get_resolution): Deal with references
6407 to undefined functions.
6409 2010-02-05 Richard Guenther <rguenther@suse.de>
6411 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6412 (fold_const_aggregate_ref): Likewise.
6413 (ccp_fold_stmt): Substitute loads.
6414 (maybe_fold_reference): Verify types before substituting.
6416 (fold_gimple_assign): Unshare properly.
6417 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6419 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6421 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6422 for rs6000_gen_cell_microcode.
6424 2010-02-04 Richard Guenther <rguenther@suse.de>
6426 PR rtl-optimization/42952
6427 * dse.c (const_or_frame_p): Remove MEM handling.
6429 2010-02-04 Nick Clifton <nickc@redhat.com>
6431 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6432 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6433 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6434 (mn10300_asm_output_mi_thunk): New function.
6435 (mn10300_can_output_mu_thunk): New function.
6436 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6437 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6438 (FUNCTION_ARG): Delete incorrect comment.
6440 2010-02-03 Jason Merrill <jason@redhat.com>
6443 * fold-const.c (operand_equal_p): Handle erroneous types.
6445 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6447 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6449 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6451 PR rtl-optimization/42941
6452 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6455 2010-02-03 Jason Merrill <jason@redhat.com>
6458 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6460 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6463 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6464 (cselib_reset_table): Renamed from...
6465 (cselib_reset_table_with_next_value): ... this.
6466 (cselib_get_next_uid): Renamed from...
6467 (cselib_get_next_unknown_value): ... this.
6468 * cselib.c (next_uid): Renamed from...
6469 (next_unknown_value): ... this.
6470 (cselib_clear_table): Adjust.
6471 (cselib_reset_table): Adjust. Renamed from...
6472 (cselib_reset_table_with_next_value): ... this.
6473 (cselib_get_next_uid): Adjust. Renamed from...
6474 (cselib_get_next_unknown_value): ... this.
6475 (get_value_hash): Use hash.
6476 (cselib_hash_rtx): Likewise.
6477 (new_cselib_val): Adjust. Set and dump uid.
6478 (cselib_lookup_mem): Pass next_uid as hash.
6479 (cselib_subst_to_values): Likewise.
6480 (cselib_log_lookup): Dump uid.
6481 (cselib_lookup): Pass next_uid as hash. Adjust.
6482 (cselib_process_insn): Adjust.
6483 (cselib_init): Initialize next_uid.
6484 (cselib_finish): Adjust.
6485 (dump_cselib_table): Likewise.
6486 * dse.c (canon_address): Dump value uid.
6487 * print-rtl.c (print_rtx): Print value uid.
6488 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6490 (dv_uid): New function, sort of renamed from...
6491 (dv_htab_hash): ... this, reimplemented in terms of it and...
6492 (dv_uid2hash): ... this. New.
6493 (variable_htab_eq): Drop excess assertions.
6494 (tie_break_pointers): Removed.
6495 (canon_value_cmp): Compare uids.
6496 (variable_post_merge_New_vals): Print uids.
6497 (vt_add_function_parameters): Adjust.
6498 (vt_initialize): Reset table. Adjust.
6500 2010-02-03 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/42944
6503 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6504 (call_may_clobber_ref_p_1): Likewise. Properly handle
6505 malloc and calloc clobbering errno.
6507 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6509 * doc/invoke.texi: Fix name of sched1 dump.
6511 * opts.c (decode_options): Set flag_tree_switch_conversion
6512 only conditionally on optimize >= 2.
6514 * gcse.c: Assorted comment fixes in pass description.
6516 2010-02-03 Anthony Green <green@moxielogic.com>
6518 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6519 nop padding in order to maintain alignment of storage location of
6520 target function address.
6521 (moxie_trampoline_init): Store target function address at newly
6523 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6525 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6527 2010-02-03 Richard Guenther <rguenther@suse.de>
6530 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6532 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6534 * config.gcc: Reenable check for obsolete targets.
6535 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6536 mips-sgi-irix6.[0-4]*.
6538 2010-02-02 Nick Clifton <nickc@redhat.com>
6540 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6541 constant size of 4 as being the same as 0.
6542 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6543 can take values in the range 0..4.
6545 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6548 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6549 as _darwin10_Unwind_FindEnclosingFunction().
6550 * libgcc-libsystem.ver: New.
6552 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6555 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6556 implicitly set registers.
6558 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6560 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6561 (arm_override_options): Allow automatic selection of the thread
6562 pointer register if thumb2.
6563 (legitimize_pic_address): Improve code sequences for Thumb2.
6564 (arm_call_tls_get_addr): Likewise.
6565 (legitimize_tls_address): Likewise.
6566 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6567 (pic_load_addr_32bit): ... this. New named pattern.
6568 * thumb2.md (pic_load_addr_thumb2): Delete.
6569 (pic_load_dot_plus_four): Delete.
6570 (tls_load_dot_plus_four): New named pattern.
6572 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6575 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6576 Document fix for TLS bug.
6578 2010-01-31 Richard Guenther <rguenther@suse.de>
6580 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6581 conservatively correct.
6583 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6587 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6589 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6591 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6593 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6595 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6597 * config.gcc: Adjust order of makefile fragments for mingw targets.
6599 2010-01-31 Richard Guenther <rguenther@suse.de>
6602 * gimplify.c (gimplify_init_constructor): For volatile LHS
6603 initialize a temporary.
6605 2010-01-31 Matthias Klose <doko@ubuntu.com>
6607 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6609 * configure: Regenerate.
6611 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6613 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6614 the same alias set and their sizes different constantness.
6615 (aliasing_component_refs_p): Revert 2009-10-24 change.
6617 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6619 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6622 2010-01-29 Richard Guenther <rguenther@suse.de>
6624 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6625 Assert we successfully updated the call.
6627 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6629 PR rtl-optimization/42889
6630 * df.h (df_set_bb_dirty_nonlr): New prototype.
6631 * df-core.c (df_set_bb_dirty_nonlr): New function.
6632 * df-scan.c (df_insn_rescan): Call it instead of
6633 df_set_bb_dirty for DEBUG_INSNs.
6635 2010-01-29 Richard Guenther <rguenther@suse.de>
6638 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6639 quadratic behavior in most cases.
6641 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6644 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6645 in the call to gen_x86_movsicc_0_m1.
6647 2010-01-28 Richard Guenther <rguenther@suse.de>
6649 PR tree-optimization/42871
6650 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6652 2010-01-28 Richard Guenther <rguenther@suse.de>
6654 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6655 into call arguments.
6657 2010-01-28 Richard Guenther <rguenther@suse.de>
6660 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6661 the forwarder if the destination is an EH landing pad.
6663 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6665 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6666 block list passed to gimple_duplicate_sese_tail.
6667 (parallelize_loops): Avoid parallelization when the function
6669 Avoid parallelization when the preheader is IRREDUCIBLE.
6670 Try to optimize when estimated_loop_iterations_int is unresolved.
6671 Add the loop's location to the dump file.
6672 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6673 (gimple_duplicate_sese_tail): Remove the check for the latch.
6674 Redirect nexits to the exit block.
6675 Remove handling of the incoming edges to the latch.
6676 Redirect the backedge from the copied latch to the exit bb.
6678 2010-01-28 Michael Matz <matz@suse.de>
6681 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6682 Wrap force_reg into a sequence, emit it before user.
6684 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6686 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6688 (arm_legacy_rev): Likewise.
6689 (thumb_legacy_rev): Likewise.
6691 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6693 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6694 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6695 on MEM's address failed, try avoid_constant_pool_reference and
6696 recurse if it returned something different.
6697 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6698 address, try avoid_constant_pool_reference and recurse if it
6699 returned something different.
6700 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6701 address and avoid_constant_pool_reference returned something
6702 different, don't set have_address.
6704 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6707 * var-tracking.c (val_store): Add modified argument, obey it.
6709 (count_uses): Move down logging of main.
6710 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6711 don't need resolution.
6712 (emit_notes_in_bb): Likewise.
6714 2010-01-27 Richard Guenther <rguenther@suse.de>
6717 * tree-inline.c (remap_decl): Delay remapping of SSA name
6718 default definitions until we need them.
6720 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6722 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6723 (rs6000_delegitimize_address): New function.
6725 * config/s390/s390.c (s390_delegitimize_address): Call
6726 delegitimize_mem_from_attrs.
6729 * tree-inline.c (cannot_copy_type_1): Removed.
6730 (copy_forbidden): Don't forbid copying of functions containing
6731 records/unions with variable length fields.
6733 2010-01-27 Christian Bruel <christian.bruel@st.com>
6737 * config/sh/sh.c (find_barrier): Increase length for non delayed
6738 conditional branches.
6740 2010-01-27 Matthias Klose <doko@ubuntu.com>
6742 * configure.ac (gnu-unique-object): Fix ldd version check.
6743 * configure: Regenerate.
6745 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6747 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6749 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6750 Test for HAVE_GNU_AS value.
6752 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6754 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6755 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6756 INT64_TYPE): Define.
6757 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6758 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6759 INT_LEAST64_TYPE): Define.
6760 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6761 UINT_LEAST64_TYPE): Define.
6762 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6763 INT_FAST64_TYPE): Define.
6764 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6765 UINT_FAST64_TYPE): Define.
6766 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6767 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6768 (SIG_ATOMIC_TYPE): Define.
6770 2010-01-26 Richard Guenther <rguenther@suse.de>
6772 * df-scan.c (df_scan_set_bb_info): Remove assert.
6773 (df_insn_rescan_debug_internal): Merge asserts.
6774 (df_install_ref): Likewise.
6775 (df_mark_reg): Use bitmap_set_range.
6776 (df_hard_reg_used_p): Remove assert.
6777 (df_hard_reg_used_count): Likewise.
6779 2010-01-26 Richard Guenther <rguenther@suse.de>
6781 PR rtl-optimization/42685
6782 * web.c (web_main): Ignore DEBUG_INSNs.
6784 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6786 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6788 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6789 Fix types of fndecl and arglist parameters.
6791 2010-01-26 Richard Guenther <rguenther@suse.de>
6794 * tree-eh.c (unsplit_eh): Skip debug insns.
6796 2010-01-26 Richard Guenther <rguenther@suse.de>
6798 PR tree-optimization/42250
6799 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6801 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6804 * omp-low.c (expand_omp_sections): Only use single_pred if
6805 l2_bb is single_pred_p.
6807 2010-01-25 Christian Bruel <christian.bruel@st.com>
6810 * config/sh/sh.c (find_barrier): Increase length for non delayed
6811 conditional branches.
6812 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6814 2010-01-24 David S. Miller <davem@davemloft.net>
6816 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6817 define if not using GAS.
6818 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6819 Likewise. Delete SECTION_MERGE code, which is only applicable
6822 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6825 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6826 mangling of va_list in system headers.
6828 2010-01-23 Toon Moene <toon@moene.org>
6830 * tree-predcom.c (combine_chains): Return NULL, not false.
6832 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6834 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6835 initialization of variable res to agree with return type.
6837 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6839 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6840 * tree-sra.c: Add include of expr.h.
6842 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6844 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6845 insert the debug stmt on the single non-EH edge from the stmt.
6847 2010-01-22 Richard Henderson <rth@redhat.com>
6850 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6851 the RHS until after generate_subtree_copies has insertted its
6852 code before the current statement.
6854 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6856 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6858 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6860 2010-01-21 Martin Jambor <mjambor@suse.cz>
6862 PR tree-optimization/42585
6863 * tree-sra.c (struct access): New field grp_total_scalarization.
6864 (dump_access): Dump the new field.
6865 (should_scalarize_away_bitmap): New variable.
6866 (cannot_scalarize_away_bitmap): Likewise.
6867 (sra_initialize): Allocate new bitmaps.
6868 (sra_deinitialize): Free new bitmaps.
6869 (create_access_1): New function.
6870 (create_access): Parts moved to create_access_1.
6871 (type_consists_of_records_p): New function.
6872 (completely_scalarize_record): Likewise.
6873 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6874 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6875 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6877 (analyze_all_variable_accesses): Completely scalarize small eligible
6880 2010-01-21 Martin Jambor <mjambor@suse.cz>
6882 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6884 2010-01-21 Andrew Haley <aph@redhat.com>
6886 * gcc.c (process_command): Move lang_specific_driver before
6887 setting cc_libexec_prefix.
6889 2010-01-21 Richard Guenther <rguenther@suse.de>
6892 * fold-const.c (negate_expr_p): Pretend only negative
6893 real constants are easily negatable.
6895 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6896 Jason Merrill <jason@redhat.com>
6898 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6899 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6900 * calls.c (initialize argument_information): Handle it.
6901 * c-common.c (handle_transparent_union_attribute): Use new name.
6902 * c-decl.c (finish_struct): Ditto.
6903 * c-typeck.c (type_lists_compatible_p): Ditto.
6904 (convert_for_assignment): Use new name and also handle record.
6905 * function.c (aggregate_value_p): Handle it.
6906 (pass_by_reference): Ditto.
6907 (assign_parm_data_types): Ditto.
6908 * print-tree.c (print_node): Ditto.
6909 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6910 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6911 * tree.c (first_field): New fn.
6913 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6916 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6917 even when linking statically, for now.
6919 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6922 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6923 without a cselib val.
6924 (count_uses): Accept MO_VAL_SET with no val on stores.
6925 (add_stores): Likewise.
6927 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6929 * var-tracking.c (check_value_val): Add a compile time assertion.
6930 (dv_is_decl_p): Simplify.
6931 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6932 gcc_assert if ENABLE_CHECKING.
6934 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6937 * var-tracking.c: Include tree-flow.h.
6938 (mem_dies_at_call): New.
6939 (dataflow_set_preserve_mem_locs): Use it.
6940 (dataflow_set_remove_mem_locs): Likewise.
6941 (dump_var): Renamed from dump_variable. Adjust all callers.
6942 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6943 * Makefile.in (var-tracking.o): Adjust deps.
6945 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6947 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6949 2010-01-20 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/42717
6952 * tree-ssa-dce.c (get_live_post_dom): Remove.
6953 (forward_edge_to_pdom): Take an arbitrary edge to copy
6954 degenerate PHI args from.
6955 (remove_dead_stmt): Use the first post-dominator even if it
6956 does not contain live statements as redirection destination.
6958 2010-01-20 Richard Guenther <rguenther@suse.de>
6960 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6962 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6964 * sel-sched.c (create_speculation_check): Remove set but not used
6966 (try_transformation_cache): Remove set but not used variable ds.
6967 (calculate_privileged_insns): Remove set but not used variables
6968 cur_insn and min_spec_insn.
6969 (find_best_expr): Remove set but not used variable avail_n.
6970 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6972 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6974 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6975 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6978 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6981 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6982 cpu types. Add support for *-sse3 cpu types.
6983 (x86_64-*-*): Ditto.
6985 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6988 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6989 argument, call initializer_constant_valid_p_1 instead of
6990 initializer_constant_valid_p, pass CACHE to it, return NULL
6991 immediately if first call returns NULL.
6992 (initializer_constant_valid_p_1): New function.
6993 (initializer_constant_valid_p): Use it.
6995 2010-01-20 Thomas Quinot <quinot@adacore.com>
6997 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6999 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7001 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7002 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7003 (loc_list_from_tree): Don't handle unsigned division. Handle
7004 signed modulo using DW_OP_{over,over,div,mul,minus}.
7005 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7006 modulo instead of signed.
7008 2010-01-20 DJ Delorie <dj@redhat.com>
7010 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7012 (h8300_emit_stack_adjustment): Propogate it.
7014 (h8300_expand_prologue): Likewise.
7015 (h8300_expand_epilogue): Likewise.
7017 2010-01-19 Michael Matz <matz@suse.de>
7019 PR tree-optimization/41783
7020 * tree-data-ref.c (toplevel): Include flags.h.
7021 (dump_data_dependence_relation): Also dump the inputs if the
7022 result will be unknown.
7023 (split_constant_offset_1): Look through some conversions.
7024 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7025 the offset from last element is too large.
7026 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7027 (reassociate_to_the_same_stmt): Handle vector registers.
7028 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7030 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7031 wide_prolog_niters argument, emit widening instructions.
7032 (vect_do_peeling_for_alignment): Adjust caller, use widened
7033 variant of the iteration cound.
7034 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7036 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7039 * config/arm/neon-testgen.m (emit_automatics): New parameter
7040 features. Adjust for Fixed_return_reg feature.
7041 (test_intrinsic): Call emit_automatics with new feature.
7042 * config/arm/neon.ml: Update copyright years.
7043 (features): New Fixed_return_reg feature.
7044 (ops): Update feature for Vget_low.
7046 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7048 PR tree-optimization/42719
7049 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7053 * fwprop.c (all_uses_available_at): Return false if def_set dest
7054 is a REG that is used in def_insn.
7056 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7058 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7060 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7063 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7065 * target.h (struct gcc_target) <secondary_reload>: Change type
7066 of last argument to secondary_reload_info *.
7068 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7071 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7072 memory references with unaligned offsets. Remove CQImode handling.
7073 (unaligned_memory_operand): Return 1 for memory references with
7074 unaligned offsets. Remove CQImode handling.
7076 2010-01-18 Richard Guenther <rguenther@suse.de>
7079 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7082 2010-01-18 Richard Guenther <rguenther@suse.de>
7084 PR tree-optimization/42781
7085 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7086 restrict processing only if the original variable was artificial.
7088 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7090 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7091 find number of popped argument bytes.
7093 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7094 Fix the text that describes the return value for invalid insns.
7096 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7098 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7099 Clarify what 'cost of the -dependence' is. Fix quoting.
7101 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7102 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7104 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7106 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7107 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7109 2010-01-17 Richard Guenther <rguenther@suse.de>
7112 * function.c (split_complex_args): Take a VEC to modify.
7113 (assign_parms_augmented_arg_list): Build a VEC instead of
7114 a chain of PARM_DECLs.
7115 (assign_parms_unsplit_complex): Take a VEC of arguments.
7116 Do not fixup unmodified parms.
7117 (assign_parms): Deal with the VEC.
7118 (gimplify_parameters): Likewise.
7120 2010-01-17 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7123 node existence check.
7124 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7125 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7126 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7127 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7128 (gimple_execute_on_growing_pred): Likewise.
7130 2010-01-17 Richard Guenther <rguenther@suse.de>
7132 PR tree-optimization/42773
7133 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7134 (compute_antic_aux): Likewise.
7135 (compute_partial_antic_aux): Likewise.
7137 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7140 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7143 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7145 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7148 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7149 Fix markup for strict argument.
7151 (TARGET_SCHED_REORDER2): Fix argument types.
7153 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7154 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7156 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7157 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7159 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7162 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7163 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7164 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7165 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7166 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7168 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7170 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7172 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7173 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7175 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7177 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7180 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7182 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7183 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7185 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7187 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7189 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7190 referring to it. Fix language.
7192 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7194 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7196 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7198 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7200 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7201 '@var{stream}. Remove stray 'and'.
7203 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7205 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7207 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7209 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7210 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7212 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7213 Fix description of return value.
7214 Rename argument "sz" to "len."
7216 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7217 Clarify meaning of 'true' return value.
7219 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7221 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7222 rep_mode versus mode_rep.
7224 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7226 (TARGET_BUILTIN_DECL): Fix name.
7228 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7230 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7232 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7234 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7236 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7238 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7241 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7242 Rename argument tm_fn to md_fn.
7244 (TARGET_OPTION_PRINT): Fix argument list.
7246 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7249 * config/i386/i386.c (ix86_fixup_binary_operands):
7250 Revert FMA4 fixup of operands.
7252 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7255 * Makefile.in (write_entries_to_file, install-plugin):
7256 Use \012 instead of \n with tr.
7258 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7260 * configure.ac (HAVE_AS_REF): New C macro.
7261 * configure: Regenerate.
7262 * config.in: Likewise.
7263 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7265 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7268 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7270 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7272 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7274 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7276 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7278 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7280 (TARGET_BINDS_LOCAL_P): Fix argument type.
7282 (TARGET_ASM_FILE_END): Use prototype.
7284 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7286 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7288 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7290 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7292 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7293 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7295 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7296 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7298 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7299 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7300 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7301 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7303 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7305 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7307 (TARGET_INIT_BUILTINS): Use prototype.
7309 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7310 Put 'const char *' in braces. Fix parameter types.
7311 (TARGET_INVALID_CONVERSION): Fix parameter types.
7312 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7313 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7315 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7318 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7320 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7322 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7324 * doc/tm.texi (TARGET_HELP): Fix return type.
7326 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7327 in braces. Fix argument types.
7329 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7331 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7333 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7335 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7336 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7338 (TARGET_MANGLE_TYPE): Fix argument types.
7340 (TARGET_IRA_COVER_CLASSES): Use prototype.
7342 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7344 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7346 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7348 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7350 (TARGET_CALLEE_COPIES): Fix argument types.
7352 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7354 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7356 (TARGET_FUNCTION_VALUE): Fix argument types.
7358 (TARGET_RETURN_IN_MSB): Fix argument type.
7360 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7362 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7364 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7366 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7367 agree with return type.
7369 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7371 2010-01-15 Jing Yu <jingyu@google.com>
7373 PR rtl-optimization/42691
7374 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7375 a pseudo to a constant and are merged, and adjust comments.
7377 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7379 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7381 2010-01-15 Richard Guenther <rguenther@suse.de>
7384 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7385 labels of computed or non-local gotos to the destination.
7386 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7387 landing pad label is the first label.
7389 2010-01-15 Richard Guenther <rguenther@suse.de>
7391 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7393 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7396 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7397 to allow generation of the xssqrtdp instruction on power7.
7398 (sqrtdf2_fpr): Ditto.
7400 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7403 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7404 functions with noreturn attribute.
7407 * varasm.c (declare_weak): Add weak attribute to decl if it
7408 doesn't have one already.
7409 (assemble_external): Only add decls to weak_decls if they also
7410 have weak attribute.
7412 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7414 * var-tracking.c (var_reg_delete): Don't delete the association
7415 between REGs and values or one-part variables if the register
7418 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7421 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7422 because its first operand is a non-localized variable.
7424 2010-01-14 Martin Jambor <mjambor@suse.cz>
7426 PR tree-optimization/42706
7427 * tree-sra.c (encountered_recursive_call): New variable.
7428 (encountered_unchangable_recursive_call): Likewise.
7429 (sra_initialize): Initialize both new variables.
7430 (callsite_has_enough_arguments_p): New function.
7431 (scan_function): Call decl and flags check only for IPA-SRA, check
7432 whether there is a recursive call and whether it has enough arguments.
7433 (all_callers_have_enough_arguments_p): New function.
7434 (convert_callers): Look for recursive calls only when
7435 encountered_recursive_call is set.
7436 (ipa_early_sra): Bail out either if
7437 !all_callers_have_enough_arguments_p or
7438 encountered_unchangable_recursive_call.
7440 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7442 * sel-sched.c: Add 2010 to copyright years.
7443 * sel-sched-ir.c: Likewise.
7444 * sel-sched-ir.h: Likewise.
7446 2010-01-14 Martin Jambor <mjambor@suse.cz>
7448 PR tree-optimization/42714
7449 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7450 constructors specially.
7452 2010-01-14 Andi Kleen <ak@linux.intel.com>
7454 * config/i386/drivers-i386.c (detect_caches_intel):
7455 Add l2sizekb parameter and fill in.
7456 (host_detect_local_cpu): Add l2sizekb, fill in.
7457 Add Atom small cache heuristic.
7459 2010-01-14 Andi Kleen <ak@linux.intel.com>
7461 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7462 Add level3 parameter and fill in.
7463 (detect_caches_intel): Handle level3 cache.
7465 2010-01-14 Andi Kleen <ak@linux.intel.com>
7467 * config/i386/drivers-i386.c (host_detect_local_cpu):
7468 Fix core duo detection.
7470 2010-01-14 Andi Kleen <ak@linux.intel.com>
7472 * config/i386/drivers-i386.c (host_detect_local_cpu):
7475 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7477 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7478 (rs6000_variable_issue_1): this. Use...
7479 (rs6000_variable_issue): here. Reimplement. Print debug info.
7481 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7483 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7484 sel_restore_notes. Update all callers. Call reemit_notes
7487 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7489 PR rtl-optimization/42246
7490 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7493 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7495 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7496 all successors is the same as number of successors in current region.
7498 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7500 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7501 to rename is not separable. Otherwise check that its LHS is not NULL.
7503 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7505 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7507 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7509 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7510 available registers when failed to discover LHS register class.
7511 Fix indentation. Update comment.
7513 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7514 Alexander Monakov <amonakov@ispras.ru>
7516 PR rtl-optimization/42389
7517 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7519 (advance_state_on_fence): Likewise.
7520 (sel_target_adjust_priority): Print debug output only when
7521 sched_verbose >= 4, not 2.
7522 (get_expr_cost): Do not issue all unique insns on the next cycle.
7523 (fill_insns): Initialize can_issue_more from the value saved
7525 * sel-sched-ir.c (flist_add): New parameter issue_more.
7526 Init FENCE_ISSUE_MORE with it.
7527 (merge_fences): Likewise.
7528 (init_fences): Update call to flist_add.
7529 (add_to_fences, add_clean_fence_to_fences)
7530 (add_dirty_fence_to_fences): Likewise.
7531 (move_fence_to_fences): Update call to merge_fences.
7532 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7534 * sel-sched-ir.h (struct _fence): New field issue_more.
7535 (FENCE_ISSUE_MORE): New accessor macro.
7537 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7539 PR rtl-optimization/42388
7540 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7541 that have no predecessors nor successors. Do not call move_bb_info
7542 for empty blocks outside of current region.
7544 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7546 PR rtl-optimization/42294
7547 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7548 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7549 originators' originators.
7551 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7553 PR rtl-optimization/39453
7554 PR rtl-optimization/42246
7555 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7557 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7559 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7560 Alexander Monakov <amonakov@ispras.ru>
7563 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7564 (maybe_tidy_empty_bb): ... here. Make static. Add new
7565 argument. Update all callers.
7566 (tidy_control_flow): ... and here. Recompute topological order
7567 of basic blocks in region if necessary.
7568 (sel_redirect_edge_and_branch): Change return type. Return true
7569 if topological order might have been invalidated.
7570 (purge_empty_blocks): Export and move from...
7571 * sel-sched.c (purge_empty_blocks): ... here.
7572 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7573 (maybe_tidy_empty_bb): Delete prototype.
7574 (purge_empty_blocks): Declare.
7576 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7578 PR rtl-optimization/42249
7579 * sel-sched.c (try_replace_dest_reg): When chosen register
7580 and original register is the same, do not bail out early, but
7581 still check all original insns for validity of replacing destination
7582 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7585 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7588 Port from no-undefined-overflow branch:
7589 2009-03-09 Richard Guenther <rguenther@suse.de>
7591 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7593 2010-01-14 Richard Guenther <rguenther@suse.de>
7596 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7598 2010-01-14 Ira Rosen <irar@il.ibm.com>
7600 PR tree-optimization/42709
7601 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7602 as scalar type in creation of constant vector operand.
7604 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7607 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7608 (check-parallel-%): Match `testsuite' directory component only
7611 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7613 PR translation/39521
7614 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7617 2010-01-13 Richard Guenther <rguenther@suse.de>
7619 PR tree-optimization/42730
7620 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7623 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7626 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7627 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7630 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7632 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7633 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7634 ___umulsi3_highpart.
7636 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7637 rather than schedule_insns if the pass is enabled.
7639 2010-01-13 Martin Jambor <mjambor@suse.cz>
7641 PR tree-optimization/42704
7642 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7645 2010-01-13 Martin Jambor <mjambor@suse.cz>
7647 PR tree-optimization/42703
7648 * tree-sra.c (analyze_access_subtree): Check that we can build a
7649 reference to the original data within the aggregate.
7651 2010-01-13 Richard Guenther <rguenther@suse.de>
7653 PR tree-optimization/42705
7654 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7656 2010-01-13 Richard Guenther <rguenther@suse.de>
7659 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7661 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7664 * var-tracking.c (values_to_unmark): New variable.
7665 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7666 values_to_unmark vector. Moved body to...
7667 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7668 instead queue it into values_to_unmark vector.
7669 (vt_find_locations): Free values_to_unmark vector.
7671 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7673 * config/s390/s390.c (override_options): Set
7674 default of max-pending-list-length to 256
7676 2010-01-13 Richard Guenther <rguenther@suse.de>
7679 * tree-pass.h (PROP_gimple_lcx): New.
7680 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7681 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7682 before the final cleanup_eh.
7683 (dump_properties): Dump PROP_gimple_lcx.
7684 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7685 (tree_lower_complex_O0): Remove.
7686 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7687 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7688 tree_lower_complex, schedule TODO_update_ssa.
7689 * lto-streamer-out.c (output_function): Stream the functions
7691 * lto-streamer-in.c (input_function): Likewise.
7692 (lto_read_body): Do not override them here.
7694 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7697 * c-typeck.c (build_c_cast): Fold value cast to union type before
7698 wrapping it in a CONSTRUCTOR.
7700 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7702 PR rtl-optimization/42699
7703 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7706 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7708 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7709 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7710 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7711 SUBTARGET_WARN_UNUSED_SPEC): ... here
7712 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7714 2010-01-12 Julian Brown <julian@codesourcery.com>
7716 * config/arm/neon-schedgen.ml (Utils): Don't try to
7717 open missing module.
7718 (find_with_result): New.
7720 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7723 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7724 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7726 PR tree-optimization/42645
7727 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7728 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7729 decl_map, set processing_debug_stmt to -1 and return name without
7732 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7734 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7735 binutils version, and reword target configuration description.
7737 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7739 * config/avr/avr.h (LINKER_NAME): Remove.
7741 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7744 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7745 that support VSX, warn for -mno-altivec if vsx is not disabled,
7748 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7749 Shujing Zhao <pearly.zhao@oracle.com>
7751 PR translation/42469
7752 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7753 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7754 character between option name and help text.
7755 * c.opt (imultilib): Likewise.
7757 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7759 * lto-streamer-out.c (output_unreferenced_globals): Output static
7762 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7764 PR rtl-optimization/42621
7765 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7766 optimizing for size.
7767 (duplicate_computed_gotos): Remove now-redundant check.
7769 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7772 * configure.ac: Save and restore LDFLAGS and LIBS
7773 * configure: Regenerate.
7775 2010-01-10 Richard Guenther <rguenther@suse.de>
7778 * builtins.c (fold_builtin_strlen): Add type argument and
7779 convert the resulting length to it.
7780 (fold_builtin_1): Adjust.
7782 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7784 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7785 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7787 (num_insns_constant_wide): Adjust for that change.
7789 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7792 * web.c (union_defs): Add used argument, to combine uses of
7794 (entry_register): Adjust type and tests of used argument.
7795 (web_main): Widen used for new use. Pass it to union_defs.
7796 * df.h (union_defs): Adjust prototype.
7798 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7801 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7802 uses in new incoming argument. Free body.
7803 (reset_debug_uses_in_loop): New.
7804 (analyze_insn_to_expand_var): Call the latter if the former found
7805 anything. Fix whitespace. Reject invalid dest overlaps before
7806 going through all insns in the loop.
7808 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7811 * haifa-sched.c (dying_use_p): Debug insns don't count.
7813 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7816 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7817 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7818 (verify_gimple_call): Reject LHS in noreturn calls.
7820 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7824 * tree-vect-loop-manip.c (adjust_info): New type.
7825 (adjust_vec): New pointer to vector.
7826 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7827 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7828 (slpeel_update_phis_for_duplicate_loop): Use them.
7829 (slpeel_update_phi_nodes_for_guard1): Likewise.
7830 (slpeel_update_phi_nodes_for_guard2): Likewise.
7831 (slpeel_tree_peel_loop_to_edge): Likewise.
7832 (vect_update_ivs_after_vectorizer): Likewise.
7834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7836 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7837 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7839 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7841 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7842 bogus uninitialized warning.
7844 2010-01-09 Richard Guenther <rguenther@suse.de>
7847 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7848 the evolution is compatible with the initial condition.
7850 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7852 * gcc.c (process_command): Update copyright notice dates.
7853 * gcov.c (print_version): Likewise.
7854 * gcov-dump.c (print_version): Likewise.
7855 * mips-tfile.c (main): Likewise.
7856 * mips-tdump.c (main): Likewise.
7858 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7861 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7863 (rotlhi3_8): Delete.
7865 (rotlsi3_8): Delete.
7866 (rotlsi3_16): Delete.
7867 (rotlsi3_24): Delete.
7869 (*rotw<mode>3): New.
7870 (*rotb<mode>3): New.
7871 * config/avr/avr.c (avr_rotate_bytes): New function.
7872 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7874 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7877 * configure.ac: Modify -rdynamic check.
7878 * configure: Regenerate.
7880 2010-01-08 DJ Delorie <dj@redhat.com>
7882 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7883 register popping order.
7885 2010-01-08 Richard Guenther <rguenther@suse.de>
7888 * c.opt (fsigned-char): Also let LTO handle this option.
7889 (funsigned-char): Likewise.
7891 2010-01-07 Richard Guenther <rguenther@suse.de>
7893 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7894 (gimple_op): Likewise.
7895 (gimple_op_ptr): Likewise.
7896 (gimple_assign_set_lhs): Remove gcc_assert.
7897 (gimple_assign_set_rhs1): Likewise.
7898 (gimple_assign_set_rhs2): Likewise.
7899 (gimple_call_set_lhs): Likewise.
7900 (gimple_call_set_fn): Likewise.
7901 (gimple_call_set_fndecl): Likewise.
7902 (gimple_call_fndecl): Likewise.
7903 (gimple_call_return_type): Likewise.
7904 (gimple_call_set_chain): Likewise.
7905 (gimple_call_num_args): Likewise.
7906 (gimple_call_set_arg): Likewise.
7907 (gimple_cond_set_code): Likewise.
7908 (gimple_cond_set_lhs): Likewise.
7909 (gimple_cond_set_rhs): Likewise.
7910 (gimple_cond_set_true_label): Likewise.
7911 (gimple_cond_set_false_label): Likewise.
7912 (gimple_label_set_label): Likewise.
7913 (gimple_goto_set_dest): Likewise.
7914 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7915 (gimple_debug_bind_get_value): Likewise.
7916 (gimple_debug_bind_get_value_ptr): Likewise.
7917 (gimple_debug_bind_set_var): Likewise.
7918 (gimple_debug_bind_set_value): Likewise.
7919 (gimple_debug_bind_reset_value): Likewise.
7920 (gimple_debug_bind_has_value_p): Likewise.
7921 (gimple_return_retval_ptr): Remove gcc_assert.
7922 (gimple_return_retval): Likewise.
7923 (gimple_return_set_retval): Likewise.
7924 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7925 (safe_referenced_var_iterator): Remove.
7926 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7927 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7928 (fill_referenced_var_vec): Remove.
7929 (first_readonly_imm_use): Remove redundant gcc_assert.
7930 (phi_arg_index_from_use): Combine gcc_asserts.
7931 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7932 (first_imm_use_stmt): Remove redundant gcc_assert.
7933 * tree-cfg.c (verify_gimple_call): Verify function and chain
7934 operands. Verify arguments.
7935 (verify_types_in_gimple_stmt): Verify condition code and labels.
7937 2010-01-07 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/42641
7940 * sese.c (rename_map_elt_info): Use the SSA name version, do
7943 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7945 PR tree-optimization/42625
7946 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7947 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7949 2010-01-07 Duncan Sands <baldrick@free.fr>
7951 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7953 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7956 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7957 note itself is not function_invariant_p.
7959 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7961 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7962 Do not add the DF_NOTE problem.
7963 * store-motion.c (execute_rtl_store_motion): Likewise.
7965 2010-01-07 Martin Jambor <mjambor@suse.cz>
7967 PR tree-optimization/42157
7968 * tree-sra.c (compare_access_positions): Stabilize sort if both
7969 accesses have integer types, return zero immediately if they are the
7972 2010-01-06 Richard Henderson <rth@redhat.com>
7975 * haifa-sched.c (add_to_note_list): Merge into ...
7976 (concat_note_lists): ... here, and ...
7977 (unlink_other_notes, rm_other_notes): Merge into...
7978 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7979 NOTE_INSN_EPILOGUE_BEG.
7981 2010-01-06 Richard Guenther <rguenther@suse.de>
7983 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7984 not inline regular functions into always-inline functions.
7986 2010-01-06 Nick Clifton <nickc@redhat.com>
7988 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7989 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7991 (OVERRIDE_OPTIONS): Delete.
7992 (OPTIMIZATION_OPTIONS): Define.
7993 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7994 * config/rx/rx.c (rx_handle_option): Issue an error message if
7995 -mcpu=rx200 and -fpu are used together.
7996 (rx_set_optimization_options): New function. Issue an error
7997 message if an optimization attribute attempts to reset the FPU/
7998 math optimization pairing.
7999 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8000 * config/rx/rx.opt: Set the default to 32-bit doubles.
8001 * config/rx/t-rx: Add multilibs for -nofpu option.
8002 * doc/invoke.texi: Update documentation of RX options.
8004 2010-01-06 Richard Guenther <rguenther@suse.de>
8006 * tree-ssa-pre.c (name_to_id): New global.
8007 (alloc_expression_id): Simplify SSA name handling.
8008 (lookup_expression_id): Likewise.
8009 (init_pre): Zero name_to_id.
8010 (fini_pre): Free it.
8012 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8014 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8016 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8019 * config/i386/sse.md (smaxv2di3): New.
8020 (umaxv2di3): Likewise.
8021 (sminv2di3): Likewise.
8022 (uminv2di3): Likewise.
8024 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8027 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8028 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8029 (legitimize_tls_address): Likewise.
8030 (sparc_tls_referenced_p): Likewise.
8031 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8032 and adjust calls to legitimize_pic_address.
8033 (legitimate_constant_p) Use sparc_tls_referenced_p.
8034 (legitimate_pic_operand_p): Likewise.
8035 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8036 (sparc_tls_symbol_ref_1): Delete.
8037 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8038 (legitimize_tls_address): Make static, handle CONST patterns.
8039 (legitimize_pic_address): Make static, remove unused parameter and
8040 adjust recursive calls.
8041 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8042 and adjust call to legitimize_pic_address.
8043 (sparc_output_mi_thunk): Likewise.
8045 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8046 H.J. Lu <hongjiu.lu@intel.com>
8049 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8050 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8051 operands to make them signed.
8054 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8058 GTU to GT for V4SI and V2DI.
8060 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8061 (umin<mode>3): Removed.
8063 (uminv4si3): Likewise.
8065 2010-01-05 Martin Jambor <mjambor@suse.cz>
8067 PR tree-optimization/42462
8068 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8069 current_function_decl to helper functions and macros.
8071 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8074 * flags.h: Don't include real.h.
8075 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8076 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8077 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8078 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8079 * dominance.c: Update copyright.
8080 * gimple.c (walk_gimple_op): Remove inline.
8081 * tree-ssa-reassoc.c: Include real.h.
8082 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8083 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8085 2010-01-05 Nick Clifton <nickc@redhat.com>
8087 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8088 register to push into the stack frame when the accumulator has to
8089 be saved during interrupts.
8091 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8093 * doc/invoke.texi: Remove the documentation about option
8095 * common.opt (Wunreachable-code): Preserved for backward
8097 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8098 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8099 the backward compatibility flag section.
8101 2010-01-05 Richard Guenther <rguenther@suse.de>
8103 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8105 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8108 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8110 PR tree-optimization/42508
8111 * tree-sra.c (convert_callers): Check for recursive call
8112 by comparing cgraph nodes instead of decls.
8113 (modify_function): Call ipa_modify_formal_parameters also
8114 on all same_body aliases.
8116 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8117 cgraph nodes when checking for same_body aliases.
8119 2010-01-05 Richard Guenther <rguenther@suse.de>
8121 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8122 allocation and lookup.
8123 (get_or_alloc_expr_for_constant): Likewise.
8124 (phi_translate): Sink allocation.
8126 2010-01-04 Richard Guenther <rguenther@suse.de>
8128 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8129 a new entry only if needed.
8130 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8131 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8133 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8135 (phi_translate): Handle CONSTANTs early.
8137 2010-01-04 Martin Jambor <mjambor@suse.cz>
8139 PR tree-optimization/42398
8140 * tree-sra.c (struct access): Removed flag grp_different_types.
8141 (dump_access): Do not dump the removed flag.
8142 (sort_and_splice_var_accesses): Do not set the removed flag.
8143 (sra_modify_expr): Check for type compatibility directly.
8145 2010-01-04 Martin Jambor <mjambor@suse.cz>
8147 PR tree-optimization/42366
8148 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8149 edges with variable number of parameters.
8150 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8151 flag instead of asserting it.
8152 (ipa_read_node_info): Read uses_analysis_done flag.
8154 2010-01-04 Richard Guenther <rguenther@suse.de>
8156 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8157 iterative_hash_* as intended.
8158 (vn_reference_compute_hash): Likewise. Simplify hashing
8160 (vn_reference_lookup_2): Likewise.
8161 (vn_nary_op_compute_hash): Likewise.
8162 (vn_phi_compute_hash): Likewise.
8163 (expressions_equal_p): Remove strange code.
8164 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8165 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8166 (bitmap_insert_into_set_1): Take value-id as parameter.
8167 (add_to_value): Pass it.
8168 (bitmap_insert_into_set): Likewise.
8169 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8171 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8174 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8175 (do_self_spec): For switches with SWITCH_IGNORE set set also
8176 SWITCH_IGNORE_PERMANENTLY.
8177 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8180 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8182 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8183 tree of an unreferenced global var.
8185 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8188 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8189 GTU to GT for V4SI and V2DI.
8191 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8192 (umin<mode>3): Removed.
8194 (uminv4si3): Likewise.
8196 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8199 * collect2.c (main): Turn on trace in collect2 if -v is passed
8202 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8204 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8205 description of expression operand.
8207 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8209 * configure.ac: Add install-html to target_list for Make-hooks.
8210 * configure: Regenerate.
8211 * fortran/Make-lang.in (F95_HTMLFILES): New.
8212 (fortran.html): Use it.
8213 (fortran.install-html): New.
8214 * Makefile.in (install-html): Add lang.install-html.
8215 * java/Make-lang.in (JAVA_HTMLFILES): New.
8216 (java.html): Use it.
8217 (java.install-html): New.
8218 * objc/Make-lang.in (objc.install-html): New.
8219 * objcp/Make-lang.in (obj-c++.install-html): New.
8220 * cp/Make-lang.in (c++.install-html): New.
8221 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8222 * lto/Make-lang.in (lto.install-html): New.
8224 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8227 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8229 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8231 PR rtl-optimization/41862
8232 * store-motion.c (store_killed_in_insn, compute_store_table,
8233 remove_reachable_equiv_notes, replace_store_insn,
8234 build_store_vectors): Ignore all DEBUG_INSNs.
8236 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8239 * common.opt: Add dumpdir.
8241 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8243 (option_map): Add --dumpdir.
8245 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8247 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8249 * opts.c (decode_options): Try dump_dir_name first if
8250 dump_base_name isn't an absolute path.
8251 (common_handle_option): Handle OPT_dumpdir.
8253 * toplev.c (dump_dir_name): New.
8254 (print_switch_values): Also ignore -dumpdir.
8256 * toplev.h (dump_dir_name): New.
8258 2010-01-03 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/42589
8261 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8262 double-word expansion of bswap32.
8264 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8266 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8267 with BLOCK_FOR_INSN.
8268 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8269 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8270 noce_process_if_block): Likewise.
8271 * gcse.c (compute_local_properties, insert_expr_in_table,
8272 insert_set_in_table, canon_list_insert, find_avail_set,
8273 pre_insert_copy_insn): Likewise.
8275 * basic-block.h (BLOCK_NUM): Move from here...
8276 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8278 2010-01-03 Richard Guenther <rguenther@suse.de>
8280 PR tree-optimization/42438
8281 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8282 contains_may_not_return_call flag.
8283 (BB_MAY_NOTRETURN): New.
8284 (valid_in_sets): Trapping nary operations are not valid
8285 in blocks that may not return.
8286 (insert_into_preds_of_block): Remove check for trapping expressions.
8287 (compute_avail): Compute also BB_MAY_NOTRETURN.
8289 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8291 * doc/invoke.texi: Add 2010 to copyright years.
8293 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8295 * config/sparc/sparc.c: Fix formatting nits.
8297 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8298 Alexander Monakov <amonakov@ispras.ru>
8300 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8302 2010-01-02 Richard Guenther <rguenther@suse.de>
8305 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8306 (simplify_switch_using_ranges): Mark to be removed edges
8309 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8311 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8313 * collect2.c (scan_libraries): Add missing argument in call to
8316 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8319 * config/alpha/predicates.md (aligned_memory_operand): Return false
8321 (unaligned_memory_operand): Return true for CQImode.
8322 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8323 doesn not cross aligned SImode word boundary.
8325 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8327 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8329 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8330 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8332 2010-01-02 Richard Guenther <rguenther@suse.de>
8335 * toplev.c (compile_file): Emit LTO marker properly. Change
8337 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8339 2010-01-01 Richard Guenther <rguenther@suse.de>
8342 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8344 2010-01-01 Richard Guenther <rguenther@suse.de>
8347 * c-decl.c (grokdeclarator): For zero-size arrays force
8348 structural equality checks as layout_type does.
8350 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8352 * builtins.c: Update copyright to 2010.
8354 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8357 * lto-streamer-out.c (produce_asm): Revert the last change.
8358 (copy_function): Likewise.
8360 * lto-streamer.c (lto_get_section_name): Skip any leading
8363 2010-01-01 Richard Guenther <rguenther@suse.de>
8366 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8370 Copyright (C) 2010 Free Software Foundation, Inc.
8372 Copying and distribution of this file, with or without modification,
8373 are permitted in any medium without royalty provided the copyright
8374 notice and this notice are preserved.