1 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2 Jakub Jelinek <jakub@redhat.com>
5 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
6 (dead_debug_init, dead_debug_finish): New functions.
7 (dead_debug_add, dead_debug_insert_before): Likewise.
8 (df_note_bb_compute): Initialize a dead_debug object, add dead
9 debug uses to it, insert debug bind insns before death insns,
10 reset debug insns that refer to pending uses at the end.
11 * rtl.h (make_debug_expr_from_rtl): New prototype.
12 * varasm.c (make_debug_expr_from_rtl): New function.
14 2010-05-05 Jan Hubicka <jh@suse.cz>
16 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
17 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
18 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
19 lto_varpool_encoder_encode_initializer_p,
20 lto_set_varpool_encoder_encode_initializer): New functions.
21 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
23 (input_varpool_node): Do not always set analyzed.
24 (input_cgraph_1): Return vector of cgraph nodes.
25 (input_varpool_1): Return vector of varpools.
26 (input_cgraph): Free the vectors.
27 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
28 output only initializers needed.
29 (lto_output): Only call output_cgraph.
30 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
31 * lto-section-out.c (lto_new_out_decl_state): Initialize
32 state->varpool_node_encoder.
33 * lto-streamer.h (lto_varpool_encoder_d): New.
34 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
35 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
36 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
37 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
38 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
40 (output_varpool, input_varpool): Remove declarations.
42 2010-05-05 Jan Hubicka <jh@suse.cz>
44 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
45 with body can prevail.
47 2010-05-05 Jan Hubicka <jh@suse.cz>
49 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
52 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
54 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
57 * gengtype.h (erro_at_line): Constify pos argument.
59 * gengtype.c: Include hashtab.h.
60 (enum gc_used): Document GC_MAYBE_POINTED_TO.
61 (error_at_line): Constify pos argument.
62 (do_typedef): Initialize p->opt field.
63 (get_file_gtfilename): Fix comment typo.
64 (struct walk_type_data): Constify line field.
65 (get_output_file_for_structure): New function.
66 (write_local_func_for_structure): Constify orig_s argument.
67 Use get_output_file_for_structure.
68 (write_func_for_structure): Use get_output_file_for_structure.
70 (dump_pair, dump_type, dump_type_list, dump_typekind)
71 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
72 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
74 (seen_types): New variable.
75 (main): New variable do_dump. Process "-d" command line option.
76 Call dump_everything if dump requested.
78 2010-05-05 Jakub Jelinek <jakub@redhat.com>
80 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
81 in a temporary instead of invoking the macro multiple times.
82 (track_expr_p): Likewise.
84 2010-05-04 Neil Vachharajani <nvachhar@google.com>
86 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
88 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
89 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
90 conditions for printing notes.
91 * common.opt (-Wcoverage-mismatch): Allow negative, default to
92 true, update documentation.
93 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
95 2010-05-04 Jakub Jelinek <jakub@redhat.com>
98 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
101 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
104 * config/i386/i386.md (sse_prologue_save): Add clobber CC
106 (*sse_prologue_save_insn1): Likewise.
107 (SSE prologue save splitter): Likewise.
109 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
111 * tree.c (free_lang_data_in_one_sizepos): New inline function.
112 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
113 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
114 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
115 all decls. Call it on DECL_FIELD_OFFSET of fields.
116 (find_decls_types_r): Follow DECL_VALUE_EXPR.
117 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
119 2010-05-04 Martin Jambor <mjambor@suse.cz>
121 * tree-sra.c (build_access_from_expr_1): The first parameter type
122 changed to simple tree.
123 (build_access_from_expr): Likewise, gsi parameter was eliminated.
124 (scan_assign_result): Renamed to assignment_mod_result, enum elements
126 (build_accesses_from_assign): Removed all parameters except for a
127 simple gimple statement. Now returns a simple bool.
128 (scan_function): All non-analysis parts moved to separate functions
129 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
130 parameters and updated both callers.
131 (sra_modify_expr): Removed parameter data.
132 (sra_modify_function_body): New function.
133 (perform_intra_sra): Call sra_modify_function_body to modify the
135 (replace_removed_params_ssa_names): Parameter data changed into
137 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
138 changed the parameter dont_convert to convert with the opposite
140 (sra_ipa_modify_assign): Parameter data changed into adjustments
141 vector, return value changed to bool.
142 (ipa_sra_modify_function_body): New function.
143 (sra_ipa_reset_debug_stmts): Updated a comment.
144 (modify_function): Use ipa_sra_modify_function_body to modify function
147 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
150 * alias.c (true_dependence): Handle the same VALUE in x and mem.
151 (canon_true_dependence): Likewise.
152 (write_dependence_p): Likewise.
154 2010-05-04 Jan Hubicka <jh@suse.cz>
156 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
157 * cgraphbuild.c: Include ipa-utils.h
158 (record_reference_ctx): New struct.
159 (record_reference): Simplify to work on initializers; not statements.
160 (mark_address, mark_load, mark_store): New.
161 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
163 (record_references_in_initializer): Update use of record_reference.
164 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
167 2010-05-04 Jan Hubicka <jh@suse.cz>
169 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
170 node will be removed anyway.
171 (lto_varpool_replace_node): Allow also unanalyzed nodes;
172 relink aliases of node into prevailing node.
173 * varpool.c (varpool_remove_node): Remove aliases properly;
174 when removing node, remove all its aliases too; remove DECL_INITIAL
175 of removed node; ggc_free the varpool node.
177 2010-05-04 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/43879
180 * tree-ssa-structalias.c (alias_get_name): Use
181 DECL_ASSEMBLER_NAME if available.
182 (create_function_info_for): Return the varinfo node.
183 (ipa_pta_execute): Associate same-body aliases and extra names
184 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
186 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
188 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
191 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
194 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
195 only if HONOR_REG_ALLOC_ORDER is not defined.
197 2010-05-04 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/43949
200 * tree-vrp.c (extract_range_from_binary_expr): Only handle
203 2010-04-26 Jason Merrill <jason@redhat.com>
205 * c.opt (-fstrict-enums): New.
206 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
208 2010-05-03 David Ung <davidu@mips.com>
209 James E. Wilson <wilson@codesourcery.com>
211 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
212 emit the trap instruction before the divide for TUNE_74K.
214 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
216 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
217 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
218 based on the above, for new target hook.
220 * hooks.c (hook_bool_mode_true): New generic hook.
221 * hooks.h (hook_bool_mode_true): Add prototype.
223 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
225 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
226 target hook, set to hook_bool_mode_false.
227 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
228 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
229 with targetm.small_register_classes_for_mode_p.
230 (find_reusable_reload): Likewise.
231 (combine_reloads): Likewise.
232 * reload1.c (reload_as_needed): Likewise.
233 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
234 * ifcvt.c (noce_process_if_block, check_cond_move_block,
235 dead_or_predicable): Likewise.
236 * regmove.c (optimize_reg_copy_1): Likewise.
237 * calls.c (prepare_call_address): Likewise.
238 (precompute_register_parameters): Likewise.
240 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
242 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
243 implementation of the hook that considers all register classes
244 small except for SH64.
245 (sh_override_options): Use the new hook.
246 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
249 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
251 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
252 implementation of the hook that considers all register classes
254 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
257 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
259 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
260 implementation of the hook that considers all register classes
262 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
265 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
267 * config/m32c/m32c.h: Likewise.
268 * config/pdp11/pdp11.h: Likewise.
269 * config/avr/avr.h: Likewise.
270 * config/xtensa/xtensa.h: Likewise.
271 * config/m68hc11/m68hc11.h: Likewise.
272 * config/mn10300/mn10300.h: Likewise.
273 * config/mcore/mcore.h: Likewise.
274 * config/h8300/h8300.h: Likewise.
275 * config/bfin/bfin.h: Likewise.
277 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
278 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
280 2010-05-03 Anatoly Sokolov <aesok@post.ru>
282 * double-int.h (tree_to_double_int): Remove macro.
283 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
284 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
285 (tree_to_double_int): New function.
286 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
288 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
290 2010-05-03 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/43971
293 * tree-ssa-structalias.c (get_constraint_for_1): Fix
294 constraints in the !flag_delete_null_pointer_checks case.
296 2010-05-03 Jakub Jelinek <jakub@redhat.com>
299 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
300 result mode matches original rtl mode.
302 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
305 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
307 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
310 when processing flag options.
312 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
314 * gcov-iov.c (main): Change format string placeholder
315 from %#08x to 0x%08x.
316 * genchecksum.c (dosum): Change format string placeholder
317 from %#02x to 0x%02x.
319 2010-05-02 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/43879
322 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
324 2010-05-02 Bruno Haible <bruno@clisp.org>
326 * doc/extend.texi (Function Attributes): Fix a typo.
328 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
331 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
332 placeholder from 0x%x to %#x.
333 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
334 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
335 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
336 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
337 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
338 * config/i386/i386.c (ix86_target_string): Ditto.
339 * config/i386/i386.c (output_pic_addr_const): Ditto.
340 (print_operand): Ditto.
342 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
344 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
345 placeholder from 0x%x to %#x.
346 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
347 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
348 (ASM_OUTPUT_DEBUG_DATA): Ditto.
349 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
350 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
351 * optc-gen.awk: Ditto.
352 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
353 (HOST_WIDE_INT_PRINT_HEX): Ditto.
354 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
355 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
357 2010-05-01 Anatoly Sokolov <aesok@post.ru>
359 * target.h (struct calls): Add function_value_regno_p field.
360 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
361 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
362 * targhooks.c (default_function_value_regno_p): New function.
363 * targhooks.h (default_function_value_regno_p): Declare function.
364 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
365 * builtins.c. (apply_result_size): (Ditto.).
366 * combine.c. (likely_spilled_retval_p): (Ditto.).
367 * mode-switching.c. Include 'target.h'.
368 (create_pre_exit): Use function_value_regno_p hook.
369 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
370 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
371 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
373 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
374 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
375 (ix86_function_value_regno_p): Declare as static, change argument
376 type to const unsigned int.
377 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
379 2010-05-01 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/43949
382 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
384 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
386 2010-05-01 Anatoly Sokolov <aesok@post.ru>
388 * rtl.h (CONST_DOUBLE_P): Define.
389 (rtx_to_double_int): Declare.
390 * emit-rtl.c (rtx_to_double_int): New function.
391 * dwarf2out.c (insert_double): New function.
392 (loc_descriptor, add_const_value_attribute): Clean up, use
393 rtx_to_double_int and insert_double functions.
395 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
397 * doc/extend.texi (Inline): Add missing return keyword to examples.
398 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
401 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
403 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
404 the variable part of the offset as well. Use highest_pow2_factor for
405 all alignment checks.
407 2010-04-30 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/43879
410 * tree-ssa-structalias.c (type_could_have_pointers): Functions
413 2010-04-30 Jan Hubicka <jh@suse.cz>
415 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
417 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
419 2010-04-30 Jan Hubicka <jh@suse.cz>
421 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
423 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
424 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
425 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
426 cgraph_node_set_needs_ltrans_p): Remove.
428 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
430 * sdbout.c: Include vec.h, do not include varray.h.
431 (deferred_global_decls, sdbout_global_decl,
432 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
433 * toplev.c: Do not include varray.h.
434 (dump_memory_report): Do not dump VARRAY statistics.
435 * gengtype.c (open_base_file): Ignore varray.h.
436 * Makefile.in: Update for abovementioned changes.
437 Remove all traces of varray.c and varray.h.
438 * varray.c: Remove file.
439 * varray.h: Remove file.
441 2010-04-30 Jan Hubicka <jh@suse.cz>
443 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
446 2010-04-30 Jan Hubicka <jh@suse.cz>
448 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
451 2010-04-30 Richard Guenther <rguenther@suse.de>
453 * tree-ssa-structalias.c (get_constraint_for_1): Generate
454 constraints for CONSTRUCTOR.
456 2010-04-30 Richard Guenther <rguenther@suse.de>
459 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
460 first after all lowering passes.
462 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
464 * toplev.c: Include varray.h for statistics dumping.
465 * tree.h: Do not declare varray_head_tag.
466 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
467 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
468 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
469 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
470 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
471 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
472 c-common.c, c-common.h, reg-stack.c, basic-block.h,
473 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
475 * Makefile.in: Update for abovementioned changes.
477 2010-04-30 Jakub Jelinek <jakub@redhat.com>
480 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
482 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
484 * config/picochip/picochip.c (picochip_legitimize_address): Define.
485 Use this function to do machine-specific conversion.
486 (picochip_legitimize_reload_address): Likewise.
487 (picochip_legitimate_address_p): Check valid base register only if
489 (picochip_check_conditional_copy): Check for modw only if opnd is
491 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
492 to call the function in c.
493 * config/picochip/picochip-protos.h
494 (picochip_legitimize_reload_address): Define.
495 * config/picochip/picochip.md (supported_compare1): Define.
497 2010-04-30 Jan Hubicka <jh@suse.cz>
499 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
500 (cgraph_global_info): Remove inlined.
501 (LTO_cgraph_tag_names): Remove.
502 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
503 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
504 simplify cgraph tags and document.
505 (lto_output_node): Use only LTO_cgraph_unavail_node and
506 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
507 for_functions_valid, global info, process and output flags.
508 (input_overwrite_node): Initialize estimated stack size and
509 estimated growth. Do not read flags we no longer store.
510 (input_node): Likewise do not read info no longer stored.
511 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
514 2010-04-30 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/43879
517 * tree-ssa-structalias.c (get_constraint_for_1): Properly
518 handle non-zero initializers.
520 2010-04-30 Richard Guenther <rguenther@suse.de>
522 * builtins.c (fold_builtin_1): Delete free (0).
524 2010-04-29 Jan Hubicka <jh@suse.cz>
526 * gengtype.c (open_base_files): Add lto-streamer.h
527 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
528 (pass_ipa_cp): GGC collect.
529 * toplev. (compile_file): Do not output symbols.
530 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
531 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
532 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
533 * lto-section-in.c: Include ggc.h
534 (lto_new_in_decl_state): Alloc in GGC.
535 (lto_delete_in_decl_state): Likewise.
536 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
539 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
542 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
543 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
544 (HONOR_REG_ALLOC_ORDER): Describe new macro.
545 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
546 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
547 account only if HONOR_REG_ALLOC_ORDER is not defined.
548 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
549 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
551 2010-04-29 Jon Grant <04@jguk.org>
553 * collect2.c (vflag): Change type from int to bool.
555 (helpflag): New global bool.
556 (main): Set vflag and debug with boolean, not integer truth values.
557 Accept new "--help" option and output usage text if found.
558 * collect2.h (vflag): Update prototype.
561 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
564 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
566 2010-04-29 Richard Guenther <rguenther@suse.de>
569 * plugin.h (invoke_plugin_callbacks): Annotate arguments
570 with ATTRIBUTE_UNUSED.
572 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
575 * config/i386/i386.c (get_some_local_dynamic_name): Replace
576 INSN_P with NONDEBUG_INSN_P.
577 (distance_non_agu_define): Likewise.
578 (distance_agu_use): Likewise.
580 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
582 From Dominique d'Humieres <dominiq@lps.ens.fr>
584 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
587 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
589 * plugin.h (invoke_plugin_callbacks): New inline function.
590 * plugin.c (flag_plugin_added): New global flag.
591 (add_new_plugin): Initialize above flag.
592 (invoke_plugin_callbacks): Rename to ...
593 (invoke_plugin_callbacks_full): ... this.
595 2010-04-28 Jan Hubicka <jh@suse.cz>
597 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
598 (lto_varpool_replace_node): New.
599 (lto_symtab_resolve_symbols): Resolve varpool nodes.
600 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
601 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
602 * cgraph.h (varpool_node_ptr): New type.
603 (varpool_node_ptr): New vector.
604 (varpool_node_set_def): New structure.
605 (varpool_node_set): New type.
606 (varpool_node_set): New vector.
607 (varpool_node_set_element_def): New structure.
608 (varpool_node_set_element, const_varpool_node_set_element): New types.
609 (varpool_node_set_iterator): New type.
610 (varpool_node): Add prev pointers, add used_from_other_partition,
612 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
613 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
614 varpool_get_node, varpool_remove_node): Declare.
615 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
616 varpool_node_set_size): New inlines.
617 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
618 * tree-pass.h (varpool_node_set_def): Forward declare.
619 (ipa_opt_pass_d): Summary writting takes vnode sets too.
620 (ipa_write_optimization_summaries): Update prototype.
621 * ipa-cp.c (ipcp_write_summary): Update.
622 * ipa-reference.c (ipa_reference_write_summary): Update.
623 * lto-cgraph.c (lto_output_varpool_node): New static function.
624 (output_varpool): New function.
625 (input_varpool_node): New static function.
626 (input_varpool_1): New function.
627 (input_cgraph): Input varpool.
628 * ipa-pure-const.c (pure_const_write_summary): Update.
629 * lto-streamer-out.c (lto_output): Update, output varpool too.
630 (write_global_stream): Kill WPA hack.
631 (produce_asm_for_decls): Update.
632 (output_alias_pair_p): Handle variables.
633 (output_unreferenced_globals): Output only needed partition of varpool.
634 * ipa-inline.c (inline_write_summary): Update.
635 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
637 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
638 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
639 varpool_node_set_new, varpool_node_set_add,
640 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
641 debug_varpool_node_set): New functions.
642 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
643 (execute_one_pass): Process new decls too.
644 (ipa_write_summaries_2): Pass around vsets.
645 (ipa_write_summaries_1): Likewise.
646 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
648 (ipa_write_optimization_summaries_1): Pass around vsets.
649 (ipa_write_optimization_summaries): Likewise.
650 * varpool.c (varpool_get_node): New.
651 (varpool_node): Update doubly linked lists.
652 (varpool_remove_node): New.
653 (dump_varpool_node): More dumping.
654 (varpool_enqueue_needed_node): Update doubly linked lists.
655 (decide_is_variable_needed): Kill ltrans hack.
656 (varpool_finalize_decl): Kill lto hack.
657 (varpool_assemble_decl): Skip decls in other partitions.
658 (varpool_assemble_pending_decls): Update doubly linkes lists.
659 (varpool_empty_needed_queue): Likewise.
660 (varpool_extra_name_alias): Likewise.
661 * lto-streamer.c (lto_get_section_name): Add vars section.
662 * lto-streamer.h (lto_section_type): Update.
663 (output_varpool, input_varpool): Declare.
665 2010-04-28 Mike Stump <mikestump@comcast.net>
667 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
669 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
671 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
672 record or union type with RECORD_OR_UNION_TYPE_P predicate.
673 (lto_input_ts_type_tree_pointers): Likewise.
674 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
675 (lto_output_ts_type_tree_pointers): Likewise.
677 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
679 Uniquization of constants at the Tree level
680 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
681 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
683 (tree_output_constant_def): Declare.
684 * gimplify.c (gimplify_init_constructor): When using block copy, first
685 uniquize the constant constructor on the RHS.
686 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
687 DECL_IN_CONSTANT_POOL flag.
688 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
689 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
691 (assemble_variable): Deal with symbols belonging to the tree constant
693 (get_constant_section): Add ALIGN parameter and simplify.
694 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
695 (assemble_constant_contents): Use the expression of the VAR_DECL.
696 (output_constant_def_contents): Use the alignment of the VAR_DECL.
697 (tree_output_constant_def): New global function.
698 (mark_constant): Use the expression of the VAR_DECL.
699 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
701 (output_object_block): Likewise and assemble the expression.
703 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
705 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
706 hash_tree, eq_tree): New tree hash table.
707 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
708 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
709 lto_orig_address_remove): Reimplement.
711 2010-04-28 Xinliang David Li <davidxl@google.com>
714 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
715 (compute_uninit_opnds_pos): New function.
716 (is_non_loop_exit_postdominating): New function.
717 (compute_control_dep_chain): New function.
718 (find_pdom): New function.
719 (convert_control_dep_chain_into_preds): New function.
720 (find_predicates): New function.
721 (find_control_equiv_block): New function.
722 (collect_phi_def_edges): New function.
723 (find_def_preds): New function.
724 (find_dom): New function.
725 (dump_predicates): New function.
726 (get_cmp_code): New function.
727 (is_value_included_in): New function.
728 (find_matching_predicate_in_rest_chains): New function.
729 (use_pred_not_overlap_with_undef_path_pred): New function.
730 (is_use_properly_guarded): New function.
731 (normalize_cond_1): New function.
732 (is_and_or_or): New function.
733 (normalize_cond): New function.
734 (is_gcond_subset_of): New function.
735 (is_subset_of_any): New function.
736 (is_or_set_subset_of): New function.
737 (is_and_set_subset_of): New function.
738 (is_norm_cond_subset_of): New function.
739 (is_pred_expr_subset_of): New function.
740 (is_pred_chain_subset_of): New function.
741 (is_included_in): New function.
742 (is_superset_of): New function.
743 (find_uninit_use): New function.
744 (warn_uninitialized_phi): New function.
745 (compute_possibly_undefined_names): New function.
746 (ssa_undefined_value_p): New function.
747 (execute_late_warn_uninitialized): New function.
748 * tree-ssa.c (ssa_undefined_value_p): Removed.
749 (warn_uninit): Changed to extern.
750 (warn_uninitialized_phi): Removed.
751 (warn_uninitialized_vars): Changed to extern.
752 (execute_late_warn_uninitialized): Removed
753 * tree-flow.h: Add new prototypes.
754 * timevar.def: Add new time variable.
755 * Makefile.in: Add new build file.
757 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
759 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
762 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
765 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
767 2010-04-28 Martin Jambor <mjambor@suse.cz>
769 * cgraph.h (struct cgraph_node): New field indirect_calls.
770 (struct cgraph_indirect_call_info): New type.
771 (struct cgraph_edge): Removed field indirect_call. New fields
772 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
773 (cgraph_create_indirect_edge): Declare.
774 (cgraph_make_edge_direct): Likewise.
775 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
776 * ipa-prop.h (struct ipa_param_call_note): Removed.
777 (struct ipa_node_params): Removed field param_calls.
778 (ipa_create_all_structures_for_iinln): Declare.
779 * cgraph.c: Described indirect edges and uids in initial comment.
780 (cgraph_add_edge_to_call_site_hash): New function.
781 (cgraph_edge): Search also among the indirect edges, use
782 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
783 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
784 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
786 (initialize_inline_failed): Assign a reason to indirect edges.
787 (cgraph_create_edge_1): New function.
788 (cgraph_create_edge): Moved some functionality to
789 cgraph_create_edge_1.
790 (cgraph_create_indirect_edge): New function.
791 (cgraph_edge_remove_callee): Add an assert checking for
793 (cgraph_edge_remove_caller): Special-case indirect edges.
794 (cgraph_remove_edge): Likewise.
795 (cgraph_set_edge_callee): New function.
796 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
797 (cgraph_make_edge_direct): New function.
798 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
799 the declaration of the call statement matches.
800 (cgraph_node_remove_callees): Special-case indirect edges.
801 (cgraph_clone_edge): Likewise.
802 (cgraph_clone_node): Clone also the indirect edges.
803 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
804 indirect_call, dump count of indirect_calls edges.
805 * ipa-prop.c (iinlining_processed_edges): New variable.
806 (ipa_note_param_call): Create indirect edges instead of
807 creating notes. New parameter node.
808 (ipa_analyze_call_uses): New parameter node, pass it on to
810 (ipa_analyze_stmt_uses): Likewise.
811 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
812 (print_edge_addition_message): Work on edges rather than on notes.
813 (update_call_notes_after_inlining): Likewise, renamed to
814 update_indirect_edges_after_inlining.
815 (ipa_create_all_structures_for_iinln): New function.
816 (ipa_free_node_params_substructures): Do not free notes.
817 (ipa_edge_duplication_hook): Propagate bits within
818 iinlining_processed_edges bitmap.
819 (ipa_node_duplication_hook): Do not duplicate notes.
820 (free_all_ipa_structures_after_ipa_cp): Renamed to
821 ipa_free_all_structures_after_ipa_cp.
822 (free_all_ipa_structures_after_iinln): Renamed to
823 ipa_free_all_structures_after_iinln.g
824 (ipa_write_param_call_note): Removed.
825 (ipa_read_param_call_note): Removed.
826 (ipa_write_indirect_edge_info): New function.
827 (ipa_read_indirect_edge_info): Likewise.
828 (ipa_write_node_info): Do not stream notes, do stream information
830 (ipa_read_node_info): Likewise.
831 (lto_ipa_fixup_call_notes): Removed.
832 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
833 * ipa-inline.c (pass_ipa_inline): Likewise.
834 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
835 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
836 * tree-inline.c (copy_bb): Removed an unnecessary double check for
838 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
840 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
841 (output_cgraph): Stream also indirect edges.
842 (lto_output_edge): Added capability to stream indirect edges.
843 (input_edge): Likewise.
844 (input_cgraph_1): Likewise.
845 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
848 2010-04-28 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/43879
851 PR tree-optimization/43909
852 * tree-ssa-structalias.c (struct variable_info): Add
853 only_restrict_pointers flag.
854 (new_var_info): Initialize it. Increment stats.total_vars here.
855 (create_function_info_for): Do not increment stats.total_vars
857 (get_function_part_constraint): Fix build with C++.
858 (insert_into_field_list): Remove.
859 (push_fields_onto_fieldstack): Properly merge fields.
860 (create_variable_info_for): Split and simplify.
861 (create_variable_info_for_1): New piece.
862 (intra_create_variable_infos): Properly make restrict constraints
865 2010-04-28 Richard Guenther <rguenther@suse.de>
868 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
870 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
871 Jan Hubicka <hubicka@ucw.cz>
873 * doc/invoke.texi (-Wsuggest-attribute=const,
874 -Wsuggest-attribute=pure): Document.
875 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
876 (function_always_visible_to_compiler_p,
877 suggest_attribute, warn_function_pure, warn_function_const):
879 (check_call): Improve debug info.
880 (analyze_function): Do not check availability.
881 (add_new_function): Check availability.
882 (propagate): Output warnings.
883 (skip_function_for_local_pure_const): New function.
884 (local_pure_const): Use it; output warnings.
885 * common.opt (Wsuggest-attribute=const,
886 Wsuggest-attribute=pure): New.
888 2010-04-27 Jakub Jelinek <jakub@redhat.com>
890 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
891 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
892 or DW_CFA_def_cfa_offset{,_sf}.
894 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
896 * tree.h: Fix truncated long macros.
898 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
900 * collect2.c (TARGET_64BIT): Redefine to target's default.
902 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
903 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
904 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
905 for underscoring __USER_LABEL_PREFIX__.
906 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
907 (SUB_LINK_ENTRY32): New.
908 (SUB_LINK_ENTRY64): New.
909 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
910 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
911 (SUB_LINK_ENTRY64): New.
912 (SUB_LINK_ENTRY): New.
913 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
914 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
915 x64 target is choosen.
916 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
917 * configure: Regenerated.
918 * configure.ac (leading-mingw64-underscores): Option added.
920 2010-04-27 Jan Hubicka <jh@suse.cz>
922 * doc/invoke.texi (-fipa-profile): Document.
923 * opts.c (decode_options): Enable ipa-profile at -O1.
924 * timevar.def (TV_IPA_PROFILE): Define.
925 * common.opt (fipa-profile): Add.
926 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
928 (cgraph_propagate_frequency): Handle only local ones.
929 * tree-pass.h (pass_ipa_profile): Declare.
930 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
931 (pass_ipa_profile): Use TV_IPA_PROFILE.
932 * ipa.c (ipa_profile): New function.
933 (gate_ipa_profile): Likewise.
934 (pass_ipa_profile): New global variable.
935 * passes.c (pass_ipa_profile): New.
937 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
939 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
941 2010-04-27 Martin Jambor <mjambor@suse.cz>
944 * ipa.c (dissolve_same_comdat_group_list): New function.
945 (function_and_variable_visibility): Call
946 dissolve_same_comdat_group_list when comdat group contains external or
948 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
949 lists are circular and that they contain only DECL_ONE_ONLY nodes.
951 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
953 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
954 (const_hash_1) <VECTOR_CST>: New case.
955 (compare_constant) <VECTOR_CST>: Likewise.
956 <ADDR_EXPR>: Deal with LABEL_REFs.
957 (copy_constant) <VECTOR_CST>: New case.
959 2010-04-27 Jan Hubicka <jh@suse.cz>
961 * cgraph.c (cgraph_propagate_frequency): New function.
962 * cgraph.h (cgraph_propagate_frequency): Declare.
963 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
964 cgraph_propagate_frequency.
966 2010-04-27 Jakub Jelinek <jakub@redhat.com>
968 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
970 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
973 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
974 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
975 here to determine which regs to push and how much stack to reserve.
977 2010-04-27 Jie Zhang <jie@codesourcery.com>
979 * doc/gimple.texi (gimple_statement_with_ops): Remove
980 addresses_taken field.
981 (gimple_statement_with_memory_ops): Likewise.
983 2010-04-27 Jan Hubicka <jh@suse.cz>
985 * tree-inline.c (eni_inlining_weights): Remove.
986 (estimate_num_insns): Special case more builtins.
988 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
991 * c-typeck.c (build_binary_op): Move forward check for comparison
992 pointer with null pointer constant and adjust the diagnostic message.
994 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
997 * configure.ac (gcc_cv_as_section_has_align): Set if installed
998 binutils supports extended .section directive needed by LTO, or
999 warn if older binutils found.
1000 (LTO_BINARY_READER): New AC_SUBST'd variable.
1001 (LTO_USE_LIBELF): Likewise.
1002 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1004 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1005 (LTO_USE_LIBELF): Likewise.
1006 * configure: Regenerate.
1008 * collect2.c (is_elf): Rename from this ...
1009 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1010 object files in addition to ELF-formatted ones.
1011 (scan_prog_file): Caller updated. Also allow for LTO info marker
1012 symbol to be prefixed or not by an extra underscore.
1014 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1015 * config/i386/winnt.c: Also #include lto-streamer.h
1016 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1018 (i386_pe_asm_output_aligned_decl_common): Add comment.
1019 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1021 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1024 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1025 Add missing earlyclobber for second alternative.
1027 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1029 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1030 bits for artificial defs at the top of the block.
1031 * fwprop.c (single_def_use_enter_block): Don't call it.
1033 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1036 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1037 instead of "$gcc_cv_objdump -T".
1038 Use "-undefined dynamic_lookup" on darwin.
1039 * gcc/configure: Regenerate.
1041 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1044 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1046 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1048 * c-parser.c (struct c_token): Move location field up.
1049 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1050 (struct c_declspecs): Convert typespec_word, storage_class, and
1051 default_int_p into bitfields.
1052 (struct c_declarator): Move loc field up.
1054 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1056 * cfgloop.h (struct loop): Move can_be_parallel field up.
1057 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1058 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1060 (struct iv_cand): Convert pos field into a bitfield.
1061 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1063 (struct _stmt_vec_info): Shuffle fields for better packing.
1065 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1067 * varasm.c (IN_NAMED_SECTION): Remove guard.
1068 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1069 (IN_NAMED_SECTION_P): ...this.
1070 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1071 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1073 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1075 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1076 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1077 of shadowing it. Fix comments.
1079 2010-04-26 Jan Hubicka <jh@suse.cz>
1081 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1082 (cgraph_clone_node): Copy function frequency.
1083 * cgraph.h (node_frequency): New enum
1084 (struct cgraph_node): Add.
1085 * final.c (rest_of_clean_state): Update.
1086 * lto-cgraph.c (lto_output_node): Output node frequency.
1087 (input_overwrite_node): Input node frequency.
1088 * tre-ssa-loop-ivopts (computation_cost): Update.
1089 * lto-streamer-out.c (output_function): Do not output function
1091 * predict.c (maybe_hot_frequency_p): Update and handle functions
1093 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1095 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1096 (compute_function_frequency): Set noreturn functions to be executed
1098 (choose_function_section): Update.
1099 * lto-streamer-in.c (input_function): Do not input function frequency.
1100 * function.c (allocate_struct_function): Do not initialize function
1102 * function.h (function_frequency): Remove.
1103 (struct function): Remove function frequency.
1104 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1105 (try_update): Update.
1106 * tree-inline.c (initialize_cfun): Do not update function frequency.
1107 * passes.c (pass_init_dump_file): Update.
1108 * i386.c (ix86_compute_frame_layout): Update.
1109 (ix86_pad_returns): Update.
1111 2010-04-26 Jie Zhang <jie@codesourcery.com>
1113 PR tree-optimization/43833
1114 * tree-vrp.c (range_int_cst_p): New.
1115 (range_int_cst_singleton_p): New.
1116 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1117 when both operands are constants. Use range_int_cst_p in
1120 2010-04-26 Jan Hubicka <jh@suse.cz>
1122 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1124 2010-04-26 Richard Guenther <rguenther@suse.de>
1127 * gimple.c (gimple_decl_printable_name): Deal gracefully
1128 with a NULL DECL_NAME.
1130 2010-04-26 Richard Guenther <rguenther@suse.de>
1133 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1134 if emitting debug information and it is either a function
1135 or a namespace decl.
1137 2010-04-26 Ira Rosen <irar@il.ibm.com>
1139 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1140 determine if the statement is vectorizable, and a macro to access it.
1141 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1142 Skip statements that can't be vectorized. If the analysis fails,
1143 mark the statement as unvectorizable if vectorizing basic block.
1144 (vect_compute_data_refs_alignment): Likewise.
1145 (vect_verify_datarefs_alignment): Skip statements marked as
1146 unvectorizable. Add print.
1147 (vect_analyze_group_access): Skip statements that can't be
1148 vectorized. If the analysis fails, mark the statement as
1149 unvectorizable if vectorizing basic block.
1150 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1151 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1152 generated stmts for SLP.
1153 (new_stmt_vec_info): Initialize the new field.
1154 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1155 statements marked as unvectorizable.
1157 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1159 * c-common.c (flag_isoc1x): New.
1160 (flag_isoc99): Update comment.
1161 * c-common.h (flag_isoc1x): New.
1162 (flag_isoc99): Update comment.
1163 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1164 __<type>_DECIMAL_DIG__.
1165 * c-opts.c (set_std_c1x): New.
1166 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1167 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1168 * c.opt (-std=c1x, -std=gnu1x): New options.
1169 * doc/cpp.texi: Mention -std=c1x.
1170 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1171 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1172 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1173 * doc/standards.texi: Mention C1X.
1174 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1175 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1176 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1179 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1182 placeholder from 0x%x to %#x.
1183 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1184 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1185 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1186 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1187 * config/i386/i386.c (ix86_target_string): Ditto.
1188 (output_pic_addr_const): Ditto.
1189 (print_operand): Ditto.
1191 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1193 * combine.c (find_split_point): Add third argument. Use it
1194 to find nested multiply-accumulate instructions. Adjust calls.
1195 (try_combine): Adjust call to find_split_point.
1197 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1199 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1201 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1203 PR tree-optimization/41442
1204 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1205 (fold_binary_loc): Call it.
1207 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1209 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1210 * opts.c (common_handle_option): Allow disabling it.
1211 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1213 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1215 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1216 between modes if both types are integral.
1218 2010-04-23 Richard Guenther <rguenther@suse.de>
1220 PR tree-optimization/43572
1221 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1223 2010-04-23 Richard Guenther <rguenther@suse.de>
1226 * tree-inline.c (tree_can_inline_p): Also check compatibility
1229 2010-04-23 Martin Jambor <mjambor@suse.cz>
1231 PR tree-optimization/43846
1232 * tree-sra.c (struct access): New flag grp_assignment_read.
1233 (build_accesses_from_assign): Set grp_assignment_read.
1234 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1235 (enum mark_read_status): New type.
1236 (analyze_access_subtree): Propagate grp_assignment_read, create
1237 accesses also if both direct_read and root->grp_assignment_read.
1239 2010-04-23 Martin Jambor <mjambor@suse.cz>
1242 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1243 function does not have type attributes.
1245 2010-04-23 Richard Guenther <rguenther@suse.de>
1248 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1251 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1253 * sese.h (create_if_region_on_edge): Remove.
1255 * sese.c (create_if_region_on_edge): Make static.
1257 * tree-inline.c: Do not include ggc.h.
1259 * expr.c: Do not include ggc.h.
1261 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1264 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1267 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1268 in the middle of insns for casesi_worker_2.
1270 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1272 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1274 2010-04-22 Ira Rosen <irar@il.ibm.com>
1276 PR tree-optimization/43842
1277 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1278 loop unrolling in update of exit phis. Fix comment.
1279 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1280 least two reduction statements in the loop before starting SLP
1283 2010-04-22 Nick Clifton <nickc@redhat.com>
1285 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1287 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1289 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1292 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1294 * tree-parloops.c (loop_parallel_p): New argument
1295 parloop_obstack. Pass it down.
1296 (parallelize_loops): New variable parloop_obstack. Initialize it,
1297 pass it down, free it.
1299 * tree-loop-linear.c (linear_transform_loops): Pass down
1302 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1303 of type struct obstack *.
1305 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1306 scratch_obstack. Initialize it, pass down, free it.
1308 * lambda.h (lambda_loop_new): Remove.
1309 (lambda_matrix_new, lambda_matrix_inverse)
1310 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1311 argument of type struct obstack *.
1313 * lambda-trans.c (lambda_trans_matrix_new): New argument
1314 lambda_obstack. Pass it down, use obstack allocation for ret.
1315 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1318 * lambda-mat.c (lambda_matrix_get_column)
1319 (lambda_matrix_project_to_null): Remove.
1320 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1322 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1325 * lambda-code.c (lambda_loop_new): New function.
1326 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1327 (lambda_compute_auxillary_space, lambda_compute_target_space)
1328 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1329 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1330 (build_access_matrix): New argument lambda_obstack. Use obstack
1332 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1333 argument lambda_obstack. Pass it down.
1335 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1337 * optabs.h (expand_widening_mult): Declare.
1339 2010-04-22 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/43845
1342 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1343 lookup the CALL_EXPR function and arguments.
1345 2010-04-22 Nick Clifton <nickc@redhat.com>
1347 * config/stormy16/stormy16.c
1348 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1349 * config/stormy16/stormy16.h: Tidy up formatting.
1350 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1351 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1352 (ineqbranchsi): Delete pattern.
1353 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1354 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1355 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1356 stormy16-lib2-ucmpsi2.c.
1358 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1360 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1361 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1362 extra set merge_set_noclobber, and use it to relax the final test
1364 * df.h (df_simulate_find_noclobber_defs): Declare.
1365 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1367 (df_simulate_find_noclobber_defs): New function.
1369 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.md: Use {} around multi-line preparation statements.
1373 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1375 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1376 (process_init_element): New argument of type struct obstack *.
1378 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1379 (set_init_index, set_init_label, set_nonincremental_init)
1380 (set_nonincremental_init_from_string, find_init_member)
1381 (output_init_element, output_pending_init_elements)
1382 (process_init_element): New argument braced_init_obstack. Pass it
1384 (push_range_stack, add_pending_init): New argument
1385 braced_init_obstack. Use obstack allocation.
1387 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1388 braced_init_obstack. Pass it down.
1389 (c_parser_braced_init): New variables ret, braced_init_obstack.
1390 Initialize obstack, pass it down and finally free it.
1392 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1395 * tree-pass.h (pass_optimize_widening_mul): Declare.
1396 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1397 gate_optimize_widening_mul): New static functions.
1398 (pass_optimize_widening_mul): New.
1399 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1400 <case MULT_EXPR>: Remove support for widening multiplies.
1401 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1402 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1403 simplify_gen_unary rather than directly building extensions.
1404 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1406 * expmed.c (expand_widening_mult): New function.
1407 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1409 2010-04-21 Jan Hubicka <jh@suse.cz>
1411 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1412 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1413 * lto-wpa-fixup.c: Remove.
1414 * Makefile.in (lto-wpa-fixup.o): Remove.
1415 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1416 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1417 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1419 2010-04-21 Jan Hubicka <jh@suse.cz>
1421 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1422 add write_optimization_summary, read_optimization_summary.
1423 (ipa_write_summaries_of_cgraph_node_set): Remove.
1424 (ipa_write_optimization_summaries): Declare.
1425 (ipa_read_optimization_summaries): Declare.
1426 * ipa-cp.c (pass_ipa_cp): Update.
1427 * ipa-reference.c (pass_ipa_reference): Update.
1428 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1429 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1431 * ipa-inline.c (pass_ipa_inline): Update.
1432 * ipa.c (pass_ipa_whole_program): Update.
1433 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1434 * passes.c (ipa_write_summaries_1): Do not test wpa.
1435 (ipa_write_optimization_summaries_1): New.
1436 (ipa_write_optimization_summaries): New.
1437 (ipa_read_summaries): Do not test ltrans.
1438 (ipa_read_optimization_summaries_1): New.
1439 (ipa_read_optimization_summaries): New.
1441 2010-04-21 Jan Hubicka <jh@suse.cz>
1443 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1445 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1447 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1450 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1451 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1453 2010-04-21 Jan Hubicka <jh@suse.cz>
1455 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1457 2010-04-21 Jan Hubicka <jh@suse.cz>
1459 * varpool.c (decide_is_variable_needed): Variable is always needed
1462 2010-04-21 Jan Hubicka <jh@suse.cz>
1464 * opts.c (decode_options): Enable pure-const pass for whopr.
1466 2010-04-21 Jan Hubicka <jh@suse.cz>
1468 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1469 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1471 (cgraph_decide_inlining): Do not expect callee to be removed in all
1474 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1476 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1478 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1481 amdfam10_decode attributes.
1483 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1486 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1487 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1488 (lower_copyprivate_clauses): Use private var in outer
1489 context instead of original var. Make sure the types
1490 are correct for VLAs.
1492 2010-04-21 Richard Guenther <rguenther@suse.de>
1494 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1495 to non-pointer objects.
1497 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1499 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1500 last chain entry if it starts with the still current label.
1501 (add_location_or_const_value_attribute): Check that
1502 loc_list->first->next is NULL instead of comparing ->first with ->last.
1503 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1504 to add_var_loc_to_decl.
1506 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1507 >= 4 add also address size and segment size fields into CIE header.
1509 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1510 long as address size is the same as sizeof (void *) and
1512 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1513 address size or segment size is unexpected, return DW_EH_PE_omit.
1514 (classify_object_over_fdes): If get_cie_encoding returned
1515 DW_EH_PE_omit, return -1.
1516 (init_object): If classify_object_over_fdes returned -1,
1517 pretend there were no FDEs at all.
1519 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1522 bswap{si,di}2 using SWI48 mode iterator.
1523 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1524 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1525 set modrm attribute of bswap insn to 0 and remove length attribute.
1526 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1527 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1528 set mode attribute to <MODE> and remove length attribute.
1530 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1532 PR rtl-optimization/43520
1533 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1534 zero available registers.
1536 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1538 * builtins.c (fold_builtin_cproj): Fold more cases.
1540 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1542 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1543 (fold_builtin_1): Fold builtin cproj.
1544 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1545 Use ATTR_CONST_NOTHROW_LIST.
1547 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1549 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1550 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1551 ffsi2_no_cmove for !TARGET_CMOVE.
1552 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1553 (ffssi2): Remove expander.
1554 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1556 (ctz<mode>2): Ditto from ctz{si,di}2.
1557 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1559 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1562 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1564 * dwarf2out.c (AT_linkage_name): Define.
1565 (clone_as_declaration): Handle DW_AT_linkage_name.
1566 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1567 of DW_AT_MIPS_linkage_name.
1568 (move_linkage_attr): Likewise.
1569 (dwarf2out_finish): Likewise.
1571 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1574 * fold-const.c (fold_comparison): New folding rule.
1576 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1578 * double-int.h (double_int_setbit): Declare.
1579 * double-int.c (double_int_setbit): New function.
1580 * rtl.h (immed_double_int_const): Declare.
1581 * emit-rtl.c (immed_double_int_const): New function.
1582 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1583 and immed_double_int_const functions.
1584 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1585 expand_copysign_bit): (Ditto.).
1586 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1587 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1588 * dojump.c (prefer_and_bit_test): (Ditto.).
1589 * expr.c (convert_modes, reduce_to_bit_field_precision,
1590 const_vector_from_tree): (Ditto.).
1591 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1593 2010-04-20 Jan Hubicka <jh@suse.cz>
1595 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1596 (dump_cgraph_node): Dump new flags.
1597 * cgraph.h (struct cgraph_node): Add flags
1598 reachable_from_other_partition and in_other_partition.
1599 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1600 other partition can not be removed.
1601 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1602 the other partition must be output; silence sanity checking on
1603 leaking functions bodies from other paritition.
1604 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1605 (lto_output_node): Output new flags; do not sanity check that inline
1606 clones are output; drop lto_forced_extern_inline_p code; do not mock
1607 visibility flags at partition boundaries.
1608 (add_node_to): New function.
1609 (output_cgraph): Use it to sort functions so masters appear before
1611 (input_overwrite_node): Input new flags.
1612 * passes.c (ipa_write_summaries): Do not call
1613 lto_new_extern_inline_states.
1614 * lto-section-out.c (forced_extern_inline,
1615 lto_new_extern_inline_states lto_delete_extern_inline_states,
1616 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1617 * lto-streamer.h (lto_new_extern_inline_states,
1618 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1619 lto_forced_extern_inline_p): Kill.
1621 2010-04-20 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1624 from vars that can have pointers.
1625 (process_constraint): Dump useless constraints.
1627 2010-04-20 Richard Guenther <rguenther@suse.de>
1629 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1630 (dump_sa_points_to_info): Remove asserts.
1631 (init_base_vars): nothing_id isn't an escape point nor does it
1634 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1636 * tree.h (TYPE_REF_IS_RVALUE): Define.
1637 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1638 should_move_die_to_comdat, prune_unused_types_walk): Handle
1639 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1640 (modified_type_die, gen_reference_type_die): Emit
1641 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1642 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1644 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1647 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1648 calls for -fpic -m31 if they have been sibcall optimized.
1650 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1652 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1653 ar.lc fixed and call-used.
1655 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1657 2010-04-19 Jan Hubicka <jh@suse.cz>
1659 * opts.c (decode_options): Disable whpr incompatible passes.
1660 * lto/lto.c (lto_1_to_1_map): Skip clones.
1661 (read_cgraph_and_symbols): Do not mark everything as needed.
1662 (do_whole_program_analysis): Do map only after optimizing;
1663 set proper cgraph_state; use passmanager.
1665 2010-04-19 DJ Delorie <dj@redhat.com>
1667 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1668 POINTER_PLUS_EXPR and fix them.
1670 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1672 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1673 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1674 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1675 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1676 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1677 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1678 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1679 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1680 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1681 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1682 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1684 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1686 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1687 (check_cond_move_block): Likewise.
1688 (cond_move_process_if_block): Likewise.
1689 (noce_find_if_block): Improve formatting.
1690 (find_if_header): Pass 0 to memset and tweak conditions.
1691 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1693 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1695 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1699 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1700 with non-local decl doesn't need chain.
1702 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1704 * ira-color.c (allocno_reload_assign): Avoid accumulating
1705 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1707 2010-04-19 Martin Jambor <mjambor@suse.cz>
1709 * gimple.h (create_tmp_reg): Declare.
1710 * gimplify.c (create_tmp_reg): New function.
1711 (gimplify_return_expr): Use create_tmp_reg.
1712 (gimplify_omp_atomic): Likewise.
1713 (gimple_regimplify_operands): Likewise.
1714 * tree-dfa.c (make_rename_temp): Likewise.
1715 * tree-predcom.c (predcom_tmp_var): Likewise.
1716 (reassociate_to_the_same_stmt): Likewise.
1717 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1718 (get_replaced_param_substitute): Likewise.
1719 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1720 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1721 * tree-ssa-pre.c (get_representative_for): Likewise.
1722 (create_expression_by_pieces): Likewise.
1723 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1724 (create_tailcall_accumulator): Likewise.
1726 2010-04-19 Martin Jambor <mjambor@suse.cz>
1728 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1730 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1732 2010-04-19 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/43796
1735 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1736 from SCEV in the lattice.
1737 (vrp_visit_phi_node): Dump change.
1739 2010-04-19 Richard Guenther <rguenther@suse.de>
1741 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1742 * configure: Re-generated.
1744 2010-04-19 Richard Guenther <rguenther@suse.de>
1746 PR tree-optimization/43783
1747 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1748 constant ARRAY_REF operands two and three if possible.
1750 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1753 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1755 2010-04-19 Jie Zhang <jie@codesourcery.com>
1758 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1760 2010-04-19 Ira Rosen <irar@il.ibm.com>
1762 PR tree-optimization/37027
1763 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1764 and macro to access it.
1765 (vectorizable_reduction): Add argument.
1766 (vect_get_slp_defs): Likewise.
1767 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1768 statements for possible use in SLP.
1769 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1770 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1771 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1773 (vectorizable_reduction): Likewise.
1774 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1776 (vectorizable_type_demotion, vectorizable_type_promotion,
1777 vectorizable_store): Likewise.
1778 (vect_analyze_stmt): Update call to vectorizable_reduction.
1779 (vect_transform_stmt): Likewise.
1780 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1781 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1782 from different interleaving chains in same node.
1783 (vect_slp_rearrange_stmts): New function.
1784 (vect_supported_load_permutation_p): Allow load permutations for
1785 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1786 inside SLP nodes if necessary.
1787 (vect_analyze_slp_instance): Handle reductions.
1788 (vect_analyze_slp): Try to build SLP instances originating from groups
1790 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1791 (vect_get_constant_vectors): Create initial vectors for reductions
1792 according to reduction code. Add new argument.
1793 (vect_get_slp_defs): Add new argument, pass it to
1794 vect_get_constant_vectors.
1795 (vect_schedule_slp_instance): Remove SLP tree root statements.
1797 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1799 * tree.h (ENUM_IS_SCOPED): Define.
1800 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1801 for ENUM_IS_SCOPED enums.
1803 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1805 * fold-const.c (fold_comparison): Use ssizetype.
1806 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1807 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1808 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1809 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1811 * tree.h (initialize_sizetypes): Remove parameter.
1812 (build_common_tree_nodes): Remove second parameter.
1813 * stor-layout.c (initialize_sizetypes): Remove parameter.
1814 Always create an unsigned type.
1815 (set_sizetype): Assert that the passed type is unsigned and simplify.
1816 * tree.c (build_common_tree_nodes): Remove second parameter.
1817 Adjust call to initialize_sizetypes.
1818 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1819 build_common_tree_nodes.
1821 2010-04-18 Matthias Klose <doko@ubuntu.com>
1823 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1825 2010-04-18 Ira Rosen <irar@il.ibm.com>
1827 PR tree-optimization/43771
1828 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1829 load permutation doesn't have gaps.
1831 2010-04-18 Jan Hubicka <jh@suse.cz>
1833 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1834 (sse_prologue_save_insn expander): Use new pattern.
1835 (sse_prologue_save_insn1): New pattern and splitter.
1836 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1838 * i386.c (setup_incoming_varargs_64): Do not compute jump
1840 (ix86_gimplify_va_arg): Update alignment needed.
1841 (ix86_local_alignment): Do not align all local arrays to 128bit.
1843 2010-04-17 Jan Hubicka <jh@suse.cz>
1845 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1847 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1849 * arm.md (negdi2): Remove redundant code to force values into a
1852 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1854 * arm/bpabi.S: Add EABI alignment attributes to objects.
1855 * arm/bpabi-v6m.S: Likewise.
1856 * arm/crti.asm: Likewise.
1857 * arm/crtn.asm: Likewise.
1858 * arm/lib1funcs.asm: Likewise.
1859 * arm/libunwind.S: Likewise.
1861 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1863 * arm-protos.h (tune_params): New structure.
1864 * arm.c (current_tune): New variable.
1865 (arm_constant_limit): Delete.
1866 (struct processors): Add pointer to the tune parameters.
1867 (arm_slowmul_tune): New tuning option.
1868 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1869 (all_cores): Adjust to pick up the tuning model.
1870 (arm_constant_limit): New function.
1871 (arm_override_options): Select the appropriate tuning model. Delete
1872 initialization of arm_const_limit.
1873 (arm_split_constant): Use the new constant-limit model.
1874 (arm_rtx_costs): Pick up the current tuning model.
1875 * arm.md (is_strongarm, is_xscale): Delete.
1876 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1877 for Xscale variant architectures.
1878 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1880 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1882 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1884 (arm_rtx_costs_1): Remove unused variable extra_cost.
1885 (arm_unwind_emit_set): Use variable offset.
1886 (thumb1_output_casesi): Remove unused variable flags.
1888 2010-04-16 Jeff Law <law@redhat.com>
1890 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1891 needing assignment rather than doing a two-phase assignment. Remove
1892 unused variable 'm'.
1894 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1897 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1899 2010-04-16 Doug Kwan <dougkwan@google.com>
1901 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1902 (next_operand_entry_id): New static variable.
1903 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1904 (add_to_ops_vec): Assigned unique ID to operand entry.
1905 (struct oecount_s): New field ID.
1906 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1907 (undistribute_ops_list): Assign unique IDs to oecounts.
1908 (init_reassoc): reset next_operand_entry_id.
1910 2010-04-16 Doug Kwan <dougkwan@google.com>
1912 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1913 missing left parenthesis.
1915 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1918 *btdi_rex64 using SWI48 mode iterator.
1919 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1920 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1921 *jcc_btdi_mask_rex64.
1923 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1925 * double-int.h (tree_to_double_int): Convert to macro.
1926 * double-int.c (tree_to_double_int): Remove.
1928 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1931 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1932 with want_address 2 and in case a single element list might be
1933 possible, call it again with want_address 0.
1935 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1937 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1938 case 'W' print operands for HI mode.
1939 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1940 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1941 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1942 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1944 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1946 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1947 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1948 #xx:3 and #xx:4 mode.
1950 * config/h8300/h8300.md (inverted load with HImode dest): Add
1951 support for H8300SX.
1953 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1954 satisfy 'U' constraint.
1956 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1958 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1959 * configure: Regenerate.
1960 * config.in: Regenerate.
1961 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1964 2010-04-16 Richard Guenther <rguenther@suse.de>
1966 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1967 (struct tree_decl_common): ... here.
1968 (DECL_PT_UID): Adjust.
1969 (SET_DECL_PT_UID): Likewise.
1970 (DECL_PT_UID_SET_P): Likewise.
1972 2010-04-16 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43572
1975 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1976 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1977 * tree-flow.h (is_call_clobbered): Remove.
1978 * tree-flow-inline.h (is_call_clobbered): Likewise.
1979 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1980 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1981 (execute_return_slot_opt): Adjust.
1982 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1983 check for call clobbered vars here.
1984 (find_tail_calls): Move tailcall verification to the
1987 2010-04-16 Diego Novillo <dnovillo@google.com>
1989 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1991 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1994 * config/arm/arm.md (cbranchqi4): New pattern.
1995 * config/arm/predicates.md (const0_operand,
1996 cbranchqi4_comparison_operator): New predicates.
1998 2010-04-16 Richard Guenther <rguenther@suse.de>
2000 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2001 (dump_gimple_stmt): Likewise.
2003 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2005 * recog.h (struct recog_data): New field is_operator.
2006 (struct insn_operand_data): New field is_operator.
2007 * recog.c (extract_insn): Set recog_data.is_operator.
2008 * genoutput.c (output_operand_data): Emit code to set the
2010 * reload.c (find_reloads): Use it rather than testing for an
2011 empty constraint string.
2014 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2015 If the previous insn is a cbranchsi4_insn with the same arguments,
2016 omit the compare instruction.
2018 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2019 register, inputs must be low registers and we need a low register
2020 scratch. Handle alternative 2 like alternative 3.
2022 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2024 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2025 don't call get_addr on both. If one expression is a VALUE and
2026 the other a REG, check VALUE's locs if the REG isn't among them.
2028 2010-04-16 Christian Bruel <christian.bruel@st.com>
2030 * config/sh/sh.h (sh_frame_pointer_required): New function.
2031 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2032 (flag_omit_frame_pointer) Set.
2033 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2034 (rounded_frame_size): Adjust size with outgoing_args_size.
2035 (sh_set_return_address): Must return from stack pointer.
2036 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2037 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2038 (ACCUMULATE_OUTGOING_ARGS): Define.
2039 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2040 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2042 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2045 * config/sh/sh.c (sh_legitimize_reload_address): Use
2046 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2047 Remove a unneeded check for offset_base.
2049 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2051 * configure: Regenerated.
2053 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2055 * config/s390/s390.c (s390_call_save_register_used): Switch back
2056 to HARD_REGNO_NREGS.
2058 2010-04-15 Richard Guenther <rguenther@suse.de>
2060 * alias.c (alias_set_subset_of): Handle alias-set zero
2063 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2064 Julian Brown <julian@codesourcery.com>
2066 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2067 alternatives according to use of high and low regs.
2068 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2069 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2070 optimizing for size on Thumb-2.
2072 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2074 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2076 2010-04-15 Richard Guenther <rguenther@suse.de>
2078 * tree-ssa-structalias.c (struct variable_info): Add
2080 (new_var_info): Initialize it.
2081 (dump_constraints): Support printing last added constraints.
2082 (debug_constraints): Adjust.
2083 (dump_constraint_graph): Likewise.
2084 (make_heapvar_for): Check for NULL cfun.
2085 (get_function_part_constraint): New function.
2086 (get_fi_for_callee): Likewise.
2087 (find_func_aliases): Properly implement IPA PTA constraints.
2088 (process_ipa_clobber): New function.
2089 (find_func_clobbers): Likewise.
2090 (insert_into_field_list_sorted): Remove.
2091 (create_function_info_for): Properly allocate vars for IPA mode.
2092 Do not use insert_into_field_list_sorted.
2093 (create_variable_info_for): Properly generate constraints for
2094 global vars in IPA mode.
2095 (dump_solution_for_var): Always dump the solution.
2096 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2097 (find_what_var_points_to): Adjust.
2098 (pt_solution_set): Change.
2099 (pt_solution_ior_into): New function.
2100 (pt_solution_empty_p): Export.
2101 (pt_solution_includes_global): Adjust.
2102 (pt_solution_includes_1): Likewise.
2103 (pt_solutions_intersect_1): Likewise.
2104 (dump_sa_points_to_info): Check some invariants.
2105 (solve_constraints): Move constraint dumping ...
2106 (compute_points_to_sets): ... here.
2107 (ipa_pta_execute): ... and here.
2108 (compute_may_aliases): Do not re-compute points-to info
2109 locally if IPA info is available.
2110 (ipa_escaped_pt): New global var.
2111 (ipa_pta_execute): Properly implement IPA PTA.
2112 * tree-into-ssa.c (dump_decl_set): Support dumping
2113 decls not in referenced-vars.
2114 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2115 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2116 (dump_points_to_solution): Likewise.
2117 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2118 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2119 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2120 (copy_decl_to_var): Copy DECL_PT_UID.
2121 (copy_result_decl_to_var): Likewise.
2122 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2123 (copy_node_stat): Copy it.
2124 * tree.h (DECL_PT_UID): New macro.
2125 (SET_DECL_PT_UID): Likewise.
2126 (DECL_PT_UID_SET_P): Likewise.
2127 (struct tree_decl_minimal): Add pt_uid member.
2128 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2129 (pt_solution_empty_p): Declare.
2130 (pt_solution_set): Adjust.
2131 (ipa_escaped_pt): Declare.
2132 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2133 * gimple-pretty-print.c (pp_points_to_solution): New function.
2134 (dump_gimple_call): Dump call clobber/use information.
2135 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2136 * tree-pass.h (TDF_ALIAS): New dump option.
2137 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2138 * doc/invoke.texi (-fipa-pta): Update documentation.
2140 2010-04-15 Richard Guenther <rguenther@suse.de>
2142 * Makefile.in (OBJS-common): Add gimple-fold.o.
2143 (gimple-fold.o): New rule.
2144 * tree.h (maybe_fold_offset_to_reference,
2145 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2147 * gimple.h: ... here.
2148 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2149 may_propagate_address_into_dereference): Move prototypes ...
2150 * gimple.h: ... here.
2151 * tree-ssa-ccp.c (get_symbol_constant_value,
2152 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2153 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2154 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2155 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2156 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2157 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2158 gimplify_and_update_call_from_tree): Move ...
2159 * gimple-fold.c: ... here. New file.
2160 (ccp_fold_builtin): Rename to ...
2161 (gimple_fold_builtin): ... this.
2162 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2164 2010-04-15 Richard Guenther <rguenther@suse.de>
2166 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2167 fit_double_type, force_fit_type_double, add_double_with_sign,
2168 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2169 lrotate_double, rrotate_double, div_and_round_double): Move ...
2170 * double-int.c: ... here.
2171 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2172 add_double, neg_double, mul_double_with_sign, mul_double,
2173 lshift_double, rshift_double, lrotate_double, rrotate_double,
2174 div_and_round_double): Move prototypes ...
2175 * double-int.h: ... here.
2177 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2180 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2181 matching constraints to ensure inputs match the output.
2183 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2186 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2187 in an input-only operand.
2189 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2191 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2192 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2193 (double_int_negative_p): Convert to static inline function.
2194 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2195 (double_int_negative_p): Remove.
2196 * tree.h (lshift_double, rshift_double):
2197 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2198 * fold-const.c (fold_convert_const_int_from_real,
2199 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2200 (lshift_double): Change type of arith argument to bool.
2201 (rshift_double): Change type of arith argument to bool. Correct
2203 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2205 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2208 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2209 at the start and end of the then/else blocks, and omit them from the
2211 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2212 argument; all callers changed. Pass zero to old_insns_match_p instead.
2213 (flow_find_head_matching_sequence): New function.
2214 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2215 * basic-block.h (flow_find_cross_jump,
2216 flow_find_head_matching_sequence): Declare functions.
2218 2010-04-14 Jason Merrill <jason@redhat.com>
2221 * c-common.c (attribute_takes_identifier_p): New fn.
2222 * c-common.h: Declare it.
2224 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2228 (*udivmod<mode>4): Ditto.
2230 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/i386.md (maxmin_int): Rename code attribute from
2233 maxminiprefix and update all users.
2234 (maxmin_float): Ditto from maxminfprefix.
2235 (logic): Ditto from logicprefix.
2236 (absneg_mnemonic): Ditto from absnegprefix.
2237 * config/i386/mmx.md: Update all users of maxminiprefix,
2238 maxminfprefix and logicprefix for rename.
2239 * config/i386/sse.md: Ditto.
2240 * config/i386/sync.md (sync_<code><mode>): Update for
2243 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2246 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2247 warnings converted to errors.
2249 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2251 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2252 used insn_type variable.
2253 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2254 to avoid set-but-not-used warning.
2256 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2258 * df-core.c (df_ref_debug): Change format string placeholder
2260 * dwarf2asm.c (dw2_asm_output_data_raw,
2261 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2262 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2263 * dwarf2out.c (output_cfi, output_cfi_directive,
2264 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2265 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2267 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2268 * print-rtl.c (print_rtx): Ditto.
2270 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2273 * builtins.c (expand_builtin_pow_root): New function to expand pow
2274 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2275 series of sqrt and cbrt calls under -ffast-math.
2276 (expand_builtin_pow): Call it.
2278 2010-04-14 Michael Matz <matz@suse.de>
2280 PR tree-optimization/42963
2281 * tree-cfg.c (touched_switch_bbs): New static variable.
2282 (group_case_labels_stmt): New function broken out from ...
2283 (group_case_labels): ... here, use the above.
2284 (start_recording_case_labels): Allocate touched_switch_bbs.
2285 (end_recording_case_labels): Deallocate it, call
2286 group_case_labels_stmt.
2287 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2289 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2294 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2298 2010-04-13 Jan Hubicka <jh@suse.cz>
2300 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2301 of optimized out static functions.
2302 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2303 cost computation. Also sanity check for overflows.
2304 (update_caller_keys): Update cgraph_edge_badness call; properly
2305 update fibheap and sanity check that it is up to date.
2306 (add_new_edges_to_heap): Update cgraph_edge_badness.
2307 (cgraph_decide_inlining_of_small_function): Likewise;
2308 add sanity checking that badness in heap is up to date;
2309 improve dumping of reason; Update badness of calls to the
2310 offline copy of function currently inlined; dump badness
2311 of functions not inlined because of unit growth limits.
2313 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2316 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2317 because of sign-extension change when converting to sizetype here...
2318 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2320 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2321 the folding to constants. Remove redundant final conversion.
2322 (fold_binary) <associate>: Do not associate if the re-association of
2323 constants alone overflows.
2324 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2325 to the end of the list.
2326 (multiple_of_p) <COND_EXPR>: New case.
2328 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2330 * opt-functions.awk (opt_sanitized_name): New.
2332 * optc-gen.awk: Use it
2333 * opth-gen.awk: Use it.
2335 2010-04-13 Martin Jambor <mjambor@suse.cz>
2337 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2338 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2339 children. Call replace_uses_with_default_def_ssa_name to handle
2342 2010-04-13 Michael Matz <matz@suse.de>
2345 * builtins.c (expand_builtin_interclass_mathfn): Also create
2346 a register if the predicate doesn't match.
2348 2010-04-13 Diego Novillo <dnovillo@google.com>
2350 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2351 * c-pch.c: Include timevar.h.
2352 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2353 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2354 * ggc-common.c: Include timevar.h.
2355 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2356 * timevar.def (TV_PCH_SAVE): Define.
2357 (TV_PCH_CPP_SAVE): Define.
2358 (TV_PCH_PTR_REALLOC): Define.
2359 (TV_PCH_PTR_SORT): Define.
2360 (TV_PCH_RESTORE): Define.
2361 (TV_PCH_CPP_RESTORE): Define.
2363 2010-04-13 Michael Matz <matz@suse.de>
2365 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2367 (can_reassociate_p): New function.
2368 (break_up_subtract_bb, reassociate_bb): Use it.
2370 2010-04-13 Richard Guenther <rguenther@suse.de>
2373 * builtins.c (c_readstr): Fix assert.
2375 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2377 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2378 when generating cltd insn.
2380 (*ashl<mode>3_1): Remove special handling for register operand 2.
2381 (*ashlsi3_1_zext): Ditto.
2382 (*ashlhi3_1): Ditto.
2383 (*ashlhi3_1_lea): Ditto.
2384 (*ashlqi3_1): Ditto.
2385 (*ashlqi3_1_lea): Ditto.
2386 (*<shiftrt_insn><mode>3_1): Ditto.
2387 (*<shiftrt_insn>si3_1_zext): Ditto.
2388 (*<shiftrt_insn>qi3_1_slp): Ditto.
2389 (*<rotate_insn><mode>3_1): Ditto.
2390 (*<rotate_insn>si3_1_zext): Ditto.
2391 (*<rotate_insn>qi3_1_slp): Ditto.
2393 2010-04-13 Richard Guenther <rguenther@suse.de>
2395 * tree-ssa-structalias.c (callused_id): Remove.
2396 (call_stmt_vars): New.
2397 (get_call_vi): Likewise.
2398 (lookup_call_use_vi): Likewise.
2399 (lookup_call_clobber_vi): Likewise.
2400 (get_call_use_vi): Likewise.
2401 (get_call_clobber_vi): Likewise.
2402 (make_transitive_closure_constraints): Likewise.
2403 (handle_const_call): Adjust to do per-call call-used handling.
2404 (handle_pure_call): Likewise.
2405 (find_what_var_points_to): Remove general callused handling.
2406 (init_base_vars): Likewise.
2407 (init_alias_vars): Initialize call_stmt_vars.
2408 (compute_points_to_sets): Process call-used and call-clobbered
2409 vars for call statements.
2410 (delete_points_to_sets): Free call_stmt_vars.
2412 2010-04-13 Richard Guenther <rguenther@suse.de>
2414 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2415 Only add RW dependence for dependence distance zero.
2416 Adjust maximal vectorization factor according to dependences.
2417 Move alignment handling ...
2418 (vect_find_same_alignment_drs): ... here. New function.
2419 (vect_analyze_data_ref_dependences): Adjust.
2420 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2421 (vect_analyze_data_refs): Adjust minimal vectorization factor
2422 according to data references.
2423 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2424 dependences before determining the vectorization factor.
2425 Analyze alignment after determining the vectorization factor.
2426 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2427 dependences before alignment.
2428 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2430 (vect_analyze_data_refs): Likewise.
2431 (MAX_VECTORIZATION_FACTOR): New define.
2433 2010-04-13 Duncan Sands <baldrick@free.fr>
2435 * except.h (lang_eh_type_covers): Remove.
2436 * except.c (lang_eh_type_covers): Likewise.
2438 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2439 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2441 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2442 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2443 UNITS_PER_LONG where it is ABI relevant.
2444 (s390_return_addr_rtx): Likewise.
2445 (s390_back_chain_rtx): Likewise.
2446 (s390_frame_area): Likewise.
2447 (s390_frame_info): Likewise.
2448 (s390_initial_elimination_offset): Likewise.
2449 (save_gprs): Likewise.
2450 (s390_emit_prologue): Likewise.
2451 (s390_emit_epilogue): Likewise.
2452 (s390_function_arg_advance): Likewise.
2453 (s390_function_arg): Likewise.
2454 (s390_va_start): Likewise.
2455 (s390_gimplify_va_arg): Likewise.
2456 (s390_function_profiler): Likewise.
2457 (s390_optimize_prologue): Likewise.
2458 (s390_rtx_costs): Likewise.
2459 (s390_secondary_reload): Likewise.
2460 (s390_promote_function_mode): Likewise.
2461 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2462 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2463 registers available.
2464 (s390_unwind_word_mode): New function.
2465 (s390_function_value): Split 64 bit values into register pair if
2466 used as return value.
2467 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2468 function call parameters. Handle parallels.
2469 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2470 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2471 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2472 (s390_expand_setmem): Remove unused variable src_addr.
2473 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2474 deal with 64 bit registers.
2475 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2476 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2477 (UNITS_PER_LONG): New macro.
2478 * libjava/include/s390-signal.h: Define extended ucontext
2479 structure containing the upper halfs of the 64 bit registers.
2481 2010-04-13 Simon Baldwin <simonb@google.com>
2483 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2485 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2487 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2488 rvalue on the RHS if the LHS is of a non-renamable type.
2489 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2491 2010-04-13 Matthias Klose <doko@ubuntu.com>
2493 * gcc.c (cc1_options): Handle -iplugindir before processing
2494 the cc1 spec. Only add -iplugindir once.
2495 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2497 * common.opt (iplugindir): Remove `Separate' property, initialize.
2498 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2500 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2501 (distclean): Remove plugin dir.
2502 * doc/invoke.texi: Document -iplugindir.
2504 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2506 * doc/plugins.texi (Loading Plugins): Document short
2507 -fplugin=foo option.
2508 (Plugin API): Mention default_plugin_dir_name function.
2510 * gcc.c (find_file_spec_function): Add new declaration.
2511 (static_spec_func): Use it for "find-file".
2512 (find_file_spec_function): Add new function.
2513 (cc1_options): Add -iplugindir option if -fplugin* options found.
2515 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2517 * plugin.c (add_new_plugin): Updated comment, and handle short
2519 (default_plugin_dir_name): Added new function.
2521 * common.opt (iplugindir): New option to set the plugin directory.
2523 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.md (any_rotate): New code iterator.
2526 (rotate_insn): New code attribute.
2528 (SWIM124): New mode iterator.
2529 (<rotate_insn>ti3): New expander.
2530 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2531 any_rotate code iterator.
2532 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2533 using any_rotate code iterator and SWIM124 mode iterator.
2534 (ix86_rotlti3): New insn_and_split pattern.
2535 (ix86_rotrti3): Ditto.
2536 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2537 ix86_rotl{di,ti}3 patterns.
2538 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2539 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2540 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2541 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2542 code iterator and SWI mode iterator.
2543 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2544 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2546 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2547 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2548 (bswap rotatert splitter): Add splitter.
2549 (bswap splitter): Macroize splitter using any_rotate code iterator.
2550 Add insn predicate to split only for TARGET_USE_XCHGB or when
2551 optimizing function for size.
2553 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2555 * config/pa/pa.c (emit_move_sequence): Remove use of
2556 deleted variable flag_argument_noalias.
2558 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2560 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2562 Add to unsupported targets list.
2563 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2564 sparc*-sun-solaris2.[567]* from target lists.
2565 * configure: Regenerate.
2566 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2568 Remove Solaris 7 patch references.
2569 (Specific, sparc-sun-solaris2.7): Removed.
2570 (sparc-sun-solaris2*): Update Solaris 7 example.
2571 (sparc64-*-solaris2*): Likewise.
2573 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2575 * config.build (alpha*-dec-osf4*): Remove.
2576 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2577 of obsolete configurations.
2578 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2580 * config/alpha/t-osf4: Renamed to ...
2581 * config/alpha/t-osf5: ... this.
2582 * config/alpha/osf.h: Renamed to ...
2583 * config/alpha/osf5.h: ... this.
2584 Merged old osf5.h contents.
2586 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2587 (EXTRA_SPECS): Removed.
2588 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2589 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2592 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2594 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2596 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2599 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2600 __thiscall convention.
2602 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2604 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2606 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2608 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2610 * function.c (assign_parms_initialize_all): Add unused attribute
2613 2010-04-12 Richard Guenther <rguenther@suse.de>
2615 * gsstruct.def (GSS_CALL): New.
2616 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2617 * gimple.h: Include tree-ssa-alias.h.
2618 (struct gimple_statement_call): New.
2619 (union gimple_statement_struct_d): Add gimple_call member.
2620 (gimple_call_reset_alias_info): Declare.
2621 (gimple_call_use_set): New function.
2622 (gimple_call_clobber_set): Likewise.
2623 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2624 * gimple.c (gimple_call_reset_alias_info): New function.
2625 (gimple_build_call_1): Call it.
2626 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2627 * tree-inline.c (remap_gimple_stmt): Likewise.
2628 (expand_call_inline): Remove callused handling.
2629 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2630 * tree-dfa.c (dump_variable): Likewise.
2631 * tree-parloops.c (parallelize_loops): Likewise.
2632 * tree-ssa.c (init_tree_ssa): Likewise.
2633 (delete_tree_ssa): Likewise.
2634 * tree-flow-inline.h (is_call_used): Remove.
2635 * tree-flow.h (struct gimple_df): Remove callused member.
2636 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2637 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2638 (ref_maybe_used_by_call_p_1): Simplify.
2639 (call_may_clobber_ref_p_1): Likewise.
2640 * tree-ssa-structalias.c (compute_points_to_sets): Set
2641 the call stmt used and clobbered sets.
2642 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2643 (find_tail_calls): Verify the tail call.
2645 2010-04-12 Richard Guenther <rguenther@suse.de>
2647 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2648 single-iteration always-inline inlining.
2649 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2650 (cgraph_decide_inlining): Do not handle always-inline specially.
2651 (try_inline): Remove always-inline cycle detection special case.
2652 Do not recurse on always-inlines.
2653 (cgraph_early_inlining): Do not iterate if not optimizing.
2654 (cgraph_gate_early_inlining): remove.
2655 (pass_early_inline): Run unconditionally.
2656 (gate_cgraph_decide_inlining): New function.
2657 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2658 not inlining or optimizing.
2659 (cgraph_decide_inlining_of_small_functions): Also consider
2660 always-inline functions.
2661 (cgraph_default_inline_p): Return true for nodes which should
2662 disregard inline limits.
2663 (estimate_function_body_sizes): Assume zero size and time for
2664 nodes which are marked as disregarding inline limits.
2665 (cgraph_decide_recursive_inlining): Do not perform recursive
2666 inlining on always-inline nodes.
2668 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2671 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2672 for exprs satisfying handled_component_p.
2674 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2676 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2677 non-constant aggregate elements.
2679 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2680 is a real initialization.
2682 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2685 * c-decl.c (start_function): Move forward check for nested function.
2687 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2689 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2690 * config/sh/sh.c: Include reload.h.
2691 (sh_legitimize_reload_address): New.
2692 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2693 sh_legitimize_reload_address.
2695 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2697 * config/sh/sh.md (*movqi_pop): New insn pattern.
2698 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2700 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2702 * config/i386/i386.md (any_shiftrt): New code iterator.
2703 (shiftrt_insn): New code attribute.
2705 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2706 using any_shiftrt code iterator.
2707 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2708 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2709 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2710 pattern from corresponding peephole2 patterns.
2711 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2712 using any_shiftrt code iterator.
2713 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2714 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2715 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2716 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2717 *{ashr,lshr}<mode>3_cmp_zext.
2718 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2720 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2724 (*lshr<mode>3_cconly): Ditto.
2726 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2728 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2729 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2730 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2731 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2733 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2734 from corresponding peephole2 patterns.
2735 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2736 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2737 and *lshrdi3_1_rex64 using SWI mode iterator.
2738 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2739 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2740 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2741 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2742 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2743 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2744 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2745 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2746 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2749 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2752 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2753 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2754 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2756 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2757 from corresponding peephole2 patterns.
2758 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2759 (ashrsi3_cvt): Rename from ashrsi3_31.
2760 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2761 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2762 and x86_64_shift_adj_3 using SWI48 mode iterator.
2763 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2764 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2765 and *ashrdi3_1_rex64 using SWI mode iterator.
2766 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2767 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2768 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2769 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2770 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2771 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2772 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2773 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2774 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2776 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2777 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2778 x86_shift<mode>_adj_3 expanders.
2780 2010-04-10 Wei Guozhi <carrot@google.com>
2783 * config/arm/arm.c (arm_pic_static_addr): New function.
2784 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2786 (arm_output_addr_const_extra): Output expression for new pattern.
2787 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2789 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2791 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2794 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2795 * web.c: Include "insn-config.h" and "recog.h".
2796 (union_match_dups): New function.
2797 (web_main): Call it.
2798 (union_defs): Don't try to recognize match_dups.
2800 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2801 if doing so would replace the entire pattern.
2803 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2808 and splitter pattern. Change splitter operand 1 predicate to
2811 2010-04-09 Martin Jambor <mjambor@suse.cz>
2813 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2814 lattices are addresses of CONST_DECLs with the same initial value.
2815 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2816 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2818 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2819 Bernd Schmidt <bernds@codesourcery.com>
2821 * loop-invariant.c (replace_uses): New static function.
2822 (move_invariant_reg): Use it to ensure we can replace the uses.
2824 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2826 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2828 (picochip_override_options): Enable section anchors only above -O1.
2829 (picochip_reorg): Fixed a couple of build warnings.
2831 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2833 * configure.ac (plugin -rdynamic test): Log result.
2834 * configure: Regenerate.
2835 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2836 (RDYNAMIC_SPEC): Define.
2837 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2839 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2841 * configure.ac: Determine Sun ld version numbers.
2842 (comdat_group): Restrict GNU ld version checks to gld.
2843 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2844 (enable_comdat): Support --enable-comdat.
2845 * configure: Regenerate.
2846 * doc/install.texi (Configuration): Document --enable-comdat.
2848 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2850 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2851 * config/sol2-gld.h: ... here.
2852 * config.gcc (sparc*-*-solaris2*): Reflect this.
2853 (i[34567]86-*-solaris2*): Use it.
2855 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2857 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2859 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2861 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2864 * diagnostic.c (diagnostic_initialize): Initialize
2865 some_warnings_are_errors.
2866 (diagnostic_finish): New.
2867 (diagnostic_action_after_output): Call it before exiting.
2868 (diagnostic_report_diagnostic): Do not print message here. Set
2869 some_warnings_are_errors.
2870 * diagnostic.h (diagnostic_context): Delete
2871 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2872 (diagnostic_finish): Declare.
2873 * toplev.c (toplev_main): Call it before exit.
2875 2010-04-09 Jason Merrill <jason@redhat.com>
2878 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2879 for incomplete type.
2882 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2883 based on a warning flag.
2885 2010-04-09 Richard Guenther <rguenther@suse.de>
2887 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2889 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2892 * varasm.c (default_assemble_visibility): Wrap vars that are
2893 set, but unused, by targets without GAS.
2894 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2895 Remove set, but unused, vars.
2896 (rs6000_legitimize_tls_address): Likewise.
2897 (altivec_expand_dst_builtin): Likewise.
2898 * config/darwin.c (machopic_classify_symbol): Likewise.
2899 (machopic_indirection_name): Likewise.
2901 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2903 * config/i386/i386.md (DWI): New mode iterator.
2904 (S): New mode attribute.
2905 (shift_operand): Ditto.
2906 (shift_immediate_operand): Ditto.
2907 (ashl_input_operand): Ditto.
2908 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2909 using SDWIM mode iterator.
2910 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2911 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2913 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2914 from corresponding peephole2 patterns.
2915 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2916 and x86_64_shift_adj_1 using SWI48 mode iterator.
2917 (x86_shift<mode>_adj_2): Ditto.
2918 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2919 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2920 using SWI48 mode iterator.
2921 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2922 *ashldi3_cmp_rex64 using SWI mode iterator.
2923 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2924 *ashldi3_cconly_rex64 using SWI mode iterator.
2925 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2926 x86_shift<mode>_adj_{1,2}.
2927 (ix86_split_ashr): Ditto.
2928 (ix86_split_lshr): Ditto.
2930 2010-04-09 Richard Guenther <rguenther@suse.de>
2932 * target.h (builtin_conversion): Pass in input and output types.
2933 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2934 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2935 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2936 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2938 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2940 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2942 2010-04-09 Richard Guenther <rguenther@suse.de>
2945 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2947 2010-04-09 Richard Guenther <rguenther@suse.de>
2949 * tree-vectorizer.h (struct _stmt_vec_info): Document
2950 that vectype is the type of the LHS.
2951 (supportable_widening_operation, supportable_narrowing_operation):
2952 Get both input and output vector types as arguments.
2953 (vect_is_simple_use_1): Declare.
2954 (get_same_sized_vectype): Likewise.
2955 * tree-vect-loop.c (vect_determine_vectorization_factor):
2956 Set STMT_VINFO_VECTYPE to the vector type of the def.
2957 (vectorizable_reduction): Adjust.
2958 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2959 Adjust. Specify the output vector type.
2960 (vect_pattern_recog_1): Adjust.
2961 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2962 (vectorizable_call): Adjust.
2963 (vectorizable_conversion): Likewise.
2964 (vectorizable_operation): Likewise.
2965 (vectorizable_type_demotion): Likewise.
2966 (vectorizable_type_promotion): Likewise.
2967 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2969 (vect_is_simple_use_1): New function.
2970 (supportable_widening_operation): Get both input and output
2972 (supportable_narrowing_operation): Likewise.
2973 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2975 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2977 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2978 __thiscall and _thiscall as predefined macros.
2979 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2980 thiscall attribute handling.
2981 (ix86_comp_type_attributes): Likewise.
2982 (ix86_function_regparm): Likewise.
2983 (ix86_return_pops_args): Likewise.
2984 (init_cumulative_args): Likewise.
2985 (find_drap_reg): Likewise.
2986 (ix86_static_chain): Likewise.
2987 (x86_this_parameter): Likewise.
2988 (x86_output_mi_thunk): Likewise.
2989 (ix86_attribute_table): Add description for thiscall attribute.
2990 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2991 * doc/extend.texi: Add documentation for thiscall.
2993 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2996 * c.opt (Wint-to-pointer-cast): Available in C++.
2997 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2999 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3001 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3002 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3003 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3004 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3005 function type instead. Reorder and simplify checks.
3007 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3009 2010-04-08 Jing Yu <jingyu@google.com>
3010 Zdenek Dvorak <ook@ucw.cz>
3012 PR tree-optimization/42720
3013 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3014 loop unswitch conditions here from ...
3015 (tree_unswitch_single_loop): ... here.
3017 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3019 * tree-if-conv.c: Fix comments and simplify logic.
3021 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3023 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3024 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3025 (main_tree_if_conversion): Update call to tree_if_conversion.
3027 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3030 * doc/invoke.texi (-b,-V): Delete.
3031 * doc/tm.texi: Do not mention -b.
3032 * gcc.c (display_help): Delete -b and -V.
3033 (process_command): Delete -b and -V.
3034 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3036 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3037 Wolfgang Gellerich <gellerich@de.ibm.com>
3039 Implement target hook for loop unrolling
3040 * target.h (loop_unroll_adjust): Add a new target hook function.
3041 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3042 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3043 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3044 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3045 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3047 (decide_unroll_stupid): Likewise.
3049 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3052 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3054 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3056 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3057 (Specific, *-*-solaris2*): Likewise.
3058 Don't prefer Sun as over GNU as.
3060 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3062 * config/s390/s390.c (override_options): Adjust the z10
3063 defaults for max-unroll-times, max-completely-peeled-insns
3064 and max-completely-peel-times.
3066 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3068 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3069 instructions for z10.
3070 (s390_expand_setmem): Likewise.
3071 (s390_expand_cmpmem): Likewise.
3073 2010-04-08 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/43679
3076 * tree-ssa-pre.c (eliminate): Only propagate copies.
3078 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3081 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3082 set but not used variable warning.
3084 2010-04-08 Wei Guozhi <carrot@google.com>
3087 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3088 (arm_size_rtx_costs): Call the new function when optimized for size.
3090 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3093 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3094 op0 is not a MEM, just return NULL instead of assertion
3096 (discover_nonconstant_array_refs): Don't walk debug stmts.
3098 2010-04-08 Doug Kwan <dougkwan@google.com>
3100 * configure.ac: Recognize gold and do not use its version number
3101 to test ld features.
3102 * configure: Regenerate.
3104 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3107 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3108 (negate_value): Move code to push elements to broken_up_substracts ...
3109 (eliminate_plus_minus_pair): ... here. Push operands that have no
3110 negative pair to plus_negates.
3111 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3113 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3115 * doc/install.texi (Configuration): Move description of
3116 --enable-lto, --with-libelf*, --enable-gold from Java section to
3119 * doc/generic.texi (Working with declarations)
3120 (Function Properties, C and C++ Trees): Fix typos.
3121 * doc/sourcebuild.texi (Top Level): Likewise.
3123 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3126 * tree.h (DECL_READ_P): Define.
3127 (struct tree_decl_common): Add decl_read_flag.
3128 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3129 a set but not used warning.
3130 (merge_decls): Merge DECL_READ_P flag.
3131 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3132 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3133 * c-common.c (handle_used_attribute, handle_unused_attribute):
3135 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3137 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3139 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3140 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3141 c_parser_binary_expression, c_parser_cast_expression,
3142 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3143 Call default_function_array_read_conversion instead of
3144 default_function_array_conversion where needed.
3145 (c_parser_unary_expression, c_parser_conditional_expression,
3146 c_parser_postfix_expression_after_primary, c_parser_initelt):
3147 Likewise. Call mark_exp_read where needed.
3148 (c_parser_statement_after_labels, c_parser_asm_operands,
3149 c_parser_typeof_specifier, c_parser_sizeof_expression,
3150 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3152 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3154 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3155 (warn_unused_but_set_parameter): Default to warn_unused
3157 * doc/invoke.texi: Document -Wunused-but-set-variable and
3158 -Wunused-but-set-parameter.
3160 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3161 used count variable.
3162 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3163 when operandN variables aren't used in the body of the expander
3165 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3166 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3167 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3168 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3169 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3170 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3171 * tree.c (PROCESS_ARG): Likewise.
3173 2010-04-07 Simon Baldwin <simonb@google.com>
3175 * diagnostic.h (diagnostic_override_option_index): New macro to
3176 set a diagnostic's option_index.
3177 * c-tree.h (c_cpp_error): Add warning reason argument.
3178 * opts.c (_warning_as_error_callback): New.
3179 (register_warning_as_error_callback): Store callback for
3180 warnings enabled via enable_warning_as_error.
3181 (enable_warning_as_error): Call callback, minor code tidy.
3182 * opts.h (register_warning_as_error_callback): Declare.
3183 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3184 response to -Werror=.
3185 (c_common_init_options): Register warning_as_error_callback in opts.c.
3186 * common.opt: Add -Wno-cpp option.
3187 * c-common.c (struct reason_option_codes_t): Map cpp warning
3188 reason codes to gcc option indexes.
3189 * (c_option_controlling_cpp_error): New function, lookup the gcc
3190 option index for a cpp warning reason code.
3191 * (c_cpp_error): Add warning reason argument, call
3192 c_option_controlling_cpp_error for diagnostic_override_option_index.
3193 * doc/invoke.texi: Document -Wno-cpp.
3195 2010-04-07 Richard Guenther <rguenther@suse.de>
3197 * ipa-reference.c (mark_load): Use get_base_address.
3198 (mark_store): Likewise.
3200 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3201 inserting GIMPLE_NOPs into the IL.
3202 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3203 Explicitly strip handled components and indirect references.
3205 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3206 folding address expressions.
3207 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3208 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3209 operand_equal_p to compare decls.
3210 (ptr_deref_may_alias_decl_p): Likewise.
3211 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3212 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3213 Handle reversed comparison ops.
3214 * tree-sra.c (asm_visit_addr): Use get_base_address.
3215 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3216 * ipa-reference.c (mark_address): Use get_base_address.
3218 2010-04-07 Richard Guenther <rguenther@suse.de>
3220 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3221 Propagate constants everywhere.
3223 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3226 * tree.c (MAX_INT_CACHED_PREC): Define.
3227 (nonstandard_integer_type_cache): New array.
3228 (build_nonstandard_integer_type): Cache results for precision
3229 <= MAX_INT_CACHED_PREC.
3231 2010-04-07 Richard Guenther <rguenther@suse.de>
3233 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3234 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3235 * common.opt: Likewise.
3236 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3237 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3238 (nonoverlapping_memrefs_p): Likewise.
3239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3240 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3241 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3242 OPT_fargument_noalias_global for backward compatibility.
3244 2010-04-07 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/43270
3247 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3248 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3249 * tree-ssa-pre.c (phi_translate_1): Adjust.
3250 (fully_constant_expression): Split out vn_reference handling to ...
3251 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3252 Fold reads from constant strings.
3253 (vn_reference_lookup): Handle fully constant references.
3254 (vn_reference_lookup_pieces): Likewise.
3255 * Makefile.in (expmed.o-warn): Add -Wno-error.
3257 2010-04-07 Martin Jambor <mjambor@suse.cz>
3259 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3261 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3264 * gcc.c: Add -static-libstdc++ to list of recognized options.
3266 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3268 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3270 2010-04-07 Richard Guenther <rguenther@suse.de>
3273 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3274 bases build simple mem attributes to retain points-to information.
3276 2010-04-07 Richard Guenther <rguenther@suse.de>
3279 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3280 preserve points-to related information.
3282 2010-04-07 Richard Guenther <rguenther@suse.de>
3285 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3286 discard plain indirect references.
3287 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3288 * tree.c (tree_nop_conversion): Likewise.
3290 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3293 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3295 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3297 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3298 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3300 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3302 * tree-if-conv.c: Fix indentation and comments.
3304 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3306 * tree-if-conv.c: Sort static functions in topological order.
3308 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3310 * tree-if-conv.c: Fix indentation and comments.
3312 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3315 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3316 lang_hooks.types.type_for_size instead of
3317 build_nonstandard_integer_type.
3318 When converting an unsigned type to signed, double its precision.
3319 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3320 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3321 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3324 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3327 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3328 POINTER_PLUS_EXPR for pointer types.
3330 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3333 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3334 * graphite-clast-to-gimple.c: Include langhooks.h.
3335 (max_signed_precision_type): New.
3336 (max_precision_type): Takes two types as arguments.
3337 (precision_for_value): New.
3338 (precision_for_interval): New.
3339 (gcc_type_for_interval): New.
3340 (gcc_type_for_value): New.
3341 (gcc_type_for_clast_term): New.
3342 (gcc_type_for_clast_red): New.
3343 (gcc_type_for_clast_bin): New.
3344 (gcc_type_for_clast_expr): Split up into several functions.
3345 (gcc_type_for_clast_eq): Rewritten.
3346 (compute_bounds_for_level): New.
3347 (compute_type_for_level_1): New.
3348 (compute_type_for_level): New.
3349 (gcc_type_for_cloog_iv): Removed.
3350 (gcc_type_for_iv_of_clast_loop): Rewritten.
3351 (graphite_create_new_loop): Compute the lower and upper bound types
3352 with gcc_type_for_clast_expr.
3353 (graphite_create_new_loop_guard): Same.
3354 (find_cloog_iv_in_expr): Removed.
3355 (compute_cloog_iv_types_1): Removed.
3356 (compute_cloog_iv_types): Removed.
3357 (gloog): Do not call compute_cloog_iv_types.
3358 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3360 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3361 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3362 (GBB_CLOOG_IV_TYPES): Removed.
3364 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3366 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3367 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3368 (detect_commutative_reduction): Same.
3370 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3372 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3373 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3375 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3376 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3377 (rewrite_commutative_reductions_out_of_ssa): Same.
3378 * passes.c (execute_function_todo): Call verify_ssa for every pass
3379 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3380 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3381 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3382 with an extra argument.
3383 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3384 verify_ssa only when the extra argument is true.
3385 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3386 with an extra argument.
3387 (tree_transform_and_unroll_loop): Same.
3389 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3391 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3392 for all the passes of the LNO having LOOP_CLOSED_SSA.
3393 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3394 * tree-loop-distribution.c (pass_loop_distribution): Same.
3395 * tree-pass.h (TODO_verify_loops): Removed.
3396 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3398 (pass_tree_unswitch): Same.
3399 (pass_predcom): Same.
3400 (pass_vectorize): Same.
3401 (pass_linear_transform): Same.
3402 (pass_graphite_transforms): Same.
3403 (pass_iv_canon): Same.
3404 (pass_complete_unroll): Same.
3405 (pass_complete_unrolli): Same.
3406 (pass_parallelize_loops): Same.
3407 (pass_loop_prefetch): Same.
3408 (pass_iv_optimize): Same.
3410 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3413 * passes.c (init_optimization_passes): Move pass_lim before
3414 pass_copy_prop and pass_dce_loop.
3416 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3419 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3420 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3421 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3422 MULTI_* defines for 4 argument vpermil2p* builtins.
3424 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3427 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3428 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3429 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3430 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3431 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3432 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3433 Use x86_maybe_negate_const_int to output insn mnemonic.
3434 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3435 check from instruction predicate. Update comments.
3436 * config/i386/sync.md (sync_add<mode>): Use
3437 x86_maybe_negate_const_int to output insn mnemonic.
3439 2010-04-06 Jan Hubicka <jh@suse.cz>
3441 PR tree-optimization/42906
3442 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3443 IGNORE_SELF argument. Set visited_control_parents for fully
3445 (find_obviously_necessary_stmts): Update call of
3446 mark_control_dependent_edges_necessary.
3447 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3449 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.md: Remove comment about 'e' and 'E'
3454 2010-04-06 Richard Guenther <rguenther@suse.de>
3456 PR tree-optimization/43627
3457 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3458 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3461 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3463 * BASE-VER: Change to 4.6.0.
3466 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3469 2010-04-06 Richard Guenther <rguenther@suse.de>
3472 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3474 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3476 * doc/invoke.texi (Optimize Options): Document that LTO
3477 won't remove object access purely due to incompatible
3480 2010-04-04 Matthias Klose <doko@ubuntu.com>
3482 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3483 Initialize variable.
3485 2010-04-03 Richard Guenther <rguenther@suse.de>
3488 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3489 require a non-NULL MEM_OFFSET.
3491 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3493 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3494 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3495 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3496 config/alpha/predicates.md, config/arm/arm.md,
3497 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3498 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3499 config/darwin9.h, config/darwin.c, config/darwin.h,
3500 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3501 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3502 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3503 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3504 config/mips/mips.md, config/mn10300/mn10300.c,
3505 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3506 config/rs6000/aix.h, config/rs6000/dfp.md,
3507 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3508 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3509 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3510 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3511 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3512 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3513 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3514 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3515 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3516 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3517 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3518 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3519 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3520 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3521 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3522 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3523 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3524 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3525 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3526 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3527 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3528 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3529 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3530 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3531 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3532 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3533 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3534 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3535 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3536 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3537 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3538 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3539 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3540 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3541 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3542 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3544 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3547 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3548 * aclocal.m4: Regenerate.
3550 2010-04-02 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/43629
3553 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3554 if we have seen a constant value.
3556 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3558 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3560 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3563 * arm.c (legitimize_tls_address): Adjust call to
3564 gen_tls_load_dot_plus_four.
3565 (arm_note_pic_base): New function.
3566 (arm_cannot_copy_insn_p): Use it.
3567 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3570 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3575 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3577 * Makefile.in ($(out_object_file)): Depend on
3578 gt-$(basename $(notdir $(out_file))).h.
3580 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3582 * config.gcc (lm32-*-rtems*): Add t-lm32.
3584 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3586 * config.gcc: Add lm32-*-rtems*.
3587 * config/lm32/rtems.h: New file.
3589 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3592 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3594 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3596 * dwarf2out.c (output_compilation_unit_header): For
3597 -gdwarf-4 use version 4 instead of version 3.
3598 (output_line_info): For version 4 and above emit additional
3599 maximum ops per insn header field.
3600 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3602 * dwarf2out.c (is_c_family, is_java): Remove.
3603 (lower_bound_default): New function.
3604 (add_bound_info, gen_descr_array_type_die): Use it.
3606 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3609 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3610 re-declaration when it happens in a function.
3612 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3614 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3615 (cgraph_remove_function_insertion_hook): Same.
3616 (cgraph_call_function_insertion_hooks): Same.
3618 2010-04-01 Richard Guenther <rguenther@suse.de>
3621 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3622 and TREE_THIS_VOLATILE.
3623 (copy_ref_info): Likewise.
3624 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3625 * tree.c (build6_stat): Ignore side-effects of all but arg5
3626 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3629 2010-04-01 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/43607
3632 * ipa-type-escape.c (check_call): Do not access non-existing
3635 2010-04-01 Richard Guenther <rguenther@suse.de>
3639 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3640 Jack Howarth <howarth@bromo.med.uc.edu>
3642 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3645 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3647 * doc/install.texi (Prerequisites): Document libelf usability on
3648 IRIX 5/6 and Solaris 2.
3649 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3650 Update GNU as, GNU ld requirements.
3651 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3652 Document Sun Studio compiler download.
3653 Update and simplify as, ld recommendations.
3654 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3656 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3658 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3659 with_tune_32 to pentium4.
3661 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3665 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3667 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3668 obsoletion, removal.
3670 Document GNU as requirement.
3671 Update configure requirements.
3672 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3673 Recomment IRIX 6.5.18+.
3674 Document IDF/IDL requirement.
3675 Document GNU as requirement.
3676 Document GNU ld bootstrap failure.
3677 Remove freeware.sgi.com reference.
3679 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3681 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3682 UNIX V4.0, V5.0 obsoletion, removal.
3683 Remove --with-gc=simple reference.
3684 Update VM requirements during bootstrap.
3685 Remove -oldas bootstrap description.
3686 Update binutils reference.
3687 Remove comparison failure note.
3689 2010-03-31 Richard Guenther <rguenther@suse.de>
3690 Zdenek Dvorak <ook@ucw.cz>
3691 Sebastian Pop <sebastian.pop@amd.com>
3694 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3695 with multiple arguments.
3696 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3698 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3700 * graphite-dependences.c (print_pddr): Call print_pdr with an
3702 * graphite-poly.c (debug_pdr): Add an extra argument for the
3705 (print_pbb_domain): Same.
3707 (print_scop_context): Same.
3709 (print_cloog): Same.
3710 (debug_pbb_domain): Same.
3714 (debug_scop_context): Same.
3716 (debug_cloog): Same.
3717 (print_scop_params): Same.
3718 (debug_scop_params): Same.
3719 (print_iteration_domain): Same.
3720 (print_iteration_domains): Same.
3721 (debug_iteration_domain): Same.
3722 (debug_iteration_domains): Same.
3723 (print_scattering_function): Same.
3724 (print_scattering_functions): Same.
3725 (debug_scattering_function): Same.
3726 (debug_scattering_functions): Same.
3727 * graphite-poly.h (debug_pdr): Update declaration.
3729 (print_pbb_domain): Same.
3731 (print_scop_context): Same.
3733 (print_cloog): Same.
3734 (debug_pbb_domain): Same.
3738 (debug_scop_context): Same.
3740 (debug_cloog): Same.
3741 (print_scop_params): Same.
3742 (debug_scop_params): Same.
3743 (print_iteration_domain): Same.
3744 (print_iteration_domains): Same.
3745 (debug_iteration_domain): Same.
3746 (debug_iteration_domains): Same.
3747 (print_scattering_function): Same.
3748 (print_scattering_functions): Same.
3749 (debug_scattering_function): Same.
3750 (debug_scattering_functions): Same.
3752 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3754 * graphite-poly.c (print_scattering_function_1): New.
3755 (print_scattering_function): Call it.
3756 (print_scop_params): Remove spaces at the end of lines.
3759 * graphite-poly.h (print_cloog): Declared.
3760 (debug_cloog): Declared.
3762 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3764 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3766 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3767 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3768 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3769 to switch between adding the IV bump in loop->latch or in loop->header.
3771 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3773 * graphite-poly.c (print_scattering_function): Pretty print following
3776 (print_pbb_domain): Same.
3777 (dump_gbb_cases): Same.
3778 (dump_gbb_conditions): Same.
3781 (print_scop_params): Same.
3782 (print_scop_context): Same.
3784 (print_pbb_body): New.
3785 (lst_indent_to): New.
3786 (print_lst): Start new lines with a #.
3787 * graphite-poly.h (pbb_bb): New.
3788 (pbb_index): Use pbb_bb.
3789 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3791 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3793 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3795 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3796 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3797 and 0 instead of 1 for dw_val_class_flag.
3798 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3799 dw_val_class_range_list, dw_val_class_loc_list,
3800 dw_val_class_lineptr and dw_val_class_macptr, use
3801 DW_FORM_flag_present for dw_val_class_flag and
3802 DW_FORM_exprloc for dw_val_class_loc.
3803 (output_die): For -gdwarf-4 print dw_val_class_loc
3804 size as uleb128 instead of 1 or 2 bytes and don't print
3805 anything for dw_val_class_flag.
3807 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3808 instead of cselib_lookup following by tweaking locs->setting_insn.
3811 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3812 even before returning from label, setjmp call or volatile asm
3815 2010-03-31 Richard Guenther <rguenther@suse.de>
3818 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3819 temporary data on stack.
3821 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3823 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3824 (PUSHSECTION_ASM_OP): Remove.
3825 (POPSECTION_ASM_OP): Remove.
3826 (PUSHSECTION_FORMAT): Remove.
3827 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3828 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3829 * config/sol2.c (solaris_output_init_fini): Use it.
3831 2010-03-31 Jie Zhang <jie@codesourcery.com>
3834 * opt-functions.awk (var_type_struct): Use signed char type
3835 for simple variables.
3837 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3839 * config/sol2.c: Include output.h.
3840 (solaris_assemble_visibility): New function.
3841 * config/t-sol2 (sol2.o): Add output.h dependency.
3842 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3843 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3846 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3849 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3850 V2SImode or XFmode on PRE_DEC.
3853 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3856 2010-03-31 Jie Zhang <jie@codesourcery.com>
3859 * reload.h (caller_save_initialized_p): Declare.
3860 * toplev.c (backend_init_target): Don't call
3861 init_caller_save but set caller_save_initialized_p to false.
3862 * caller-save.c (caller_save_initialized_p): Define.
3863 (init_caller_save): Check caller_save_initialized_p.
3864 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3866 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3869 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3870 and soft-fp/t-softfp to tmake_file.
3871 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3872 (LIBGCC2_TF_CEXT): Define.
3875 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3878 * cselib.c (n_useless_values): Document handling of debug locs.
3879 (n_useless_debug_values, n_debug_values): New variables.
3880 (new_elt_loc_list): Don't add to debug values, keep count.
3881 (promote_debug_loc): New.
3882 (cselib_reset_table): Zero new variables.
3883 (entry_and_rtx_equal_p): Promote debug locs.
3884 (discard_useless_locs): Increment n_useless_debug_values for
3886 (remove_useless_values): Adjust n_useless_values and n_debug_values
3887 with n_useless_debug_values.
3888 (add_mem_for_addr): Promote debug locs.
3889 (cselib_lookup_mem): Likewise.
3890 (cselib_lookup_addr): Renamed to...
3891 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3892 (cselib_log_lookup): ... this. Turn into...
3893 (cselib_lookup_addr): ... new wrapper.
3894 (cselib_lookup_from_insn): New.
3895 (cselib_invalidate_regno): Increment n_useless_debug_values for
3897 (cselib_invalidate_mem): Likewise.
3898 (cselib_process_insn): Take n_deleted and n_debug_values into
3899 account to guard remove_useless_value call.
3900 (cselib_finish): Zero n_useless_debug_values.
3901 * cselib.h (cselib_lookup_from_insn): Declare.
3902 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3903 (sched_analyze_2): Likewise.
3905 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3907 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3909 (adjust_mems): Replace narrowing SUBREG of expression containing
3910 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3911 with operations in the narrower mode.
3914 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3915 regs_invalidated_by_call instead all call_used_reg_set registers.
3917 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3920 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3921 pointer comparisons with types_compatible_p.
3922 * tree-vect-stmts.c (vectorizable_call): Same.
3923 (vectorizable_condition): Same.
3925 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3927 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3928 stack check if the mask would be zero.
3930 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3931 Jack Howarth <howarth@bromo.med.uc.edu>
3933 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3936 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3939 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3941 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3942 Include ___unordxf2 and ___unordtf2.
3943 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3946 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3948 * config/lm32/t-lm32: New file.
3949 * config.gcc: Use the above file when targetting lm32.
3951 2010-03-28 Duncan Sands <baldrick@free.fr>
3953 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3955 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3958 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3959 Improve vectorization cost model diagnostic.
3961 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3964 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3965 compute_data_dependences_for_loop returns false, early exit
3966 and output an extra diagnostic for the failed data reference
3969 2010-03-29 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/43560
3972 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3973 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3975 2010-03-29 Jie Zhang <jie@codesourcery.com>
3978 * toplev.c (process_options): Set optimization_default_node
3979 and optimization_current_node.
3980 * opts.c (decode_options): Don't set optimization_default_node
3981 and optimization_current_node.
3983 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3985 * config/rtems.h: Abandon -qrtems_debug.
3987 2010-03-28 Jan Hubicka <jh@suse.cz>
3989 PR tree-optimization/43505
3990 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3991 map should not be copied.
3993 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3996 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3997 cdtors, set DECL_PRESERVE_P.
3998 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4001 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4003 PR tree-optimization/43528
4004 * stor-layout.c (place_field): Check that constant fits into
4005 unsigned HWI when skipping calculation of MS bitfield layout.
4007 2010-03-27 Jan Hubicka <jh@suse.cz>
4010 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4011 notice_global_symbol work.
4013 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4015 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4016 instead of dwarf2out_decl.
4017 (struct var_loc_node): Remove section_label field.
4018 (dwarf2out_function_decl): New function.
4019 (dwarf2out_var_location): Don't set section_label field.
4020 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4022 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4024 PR tree-optimization/43544
4025 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4026 First argument for builtin vectorized function hook is now a
4027 tree to be able to distinguish between machine specific and
4029 * targhooks.c (default_builtin_vectorized_function): Ditto.
4030 * targhooks.h (default_builtin_vectorized_function): Ditto.
4031 * target.h (struct gcc_target): Ditto.
4032 * tree-vect-stmts.c (vectorizable_function): Ditto.
4033 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4034 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4037 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4040 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4041 nested binding iff it is a FUNCTION_DECL.
4042 (store_parm_decls_newstyle): Pass nested=true to bind for
4043 FUNCTION_DECLs amongst parameters.
4045 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4047 * var-tracking.c (vt_expand_loc_callback): Don't run
4048 cselib_expand_value_rtx_cb in dummy mode if
4049 cselib_dummy_expand_value_rtx_cb returned false.
4051 * var-tracking.c (emit_note_insn_var_location): For one part
4052 notes with offset 0, don't add EXPR_LIST around the location.
4053 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4054 add_location_or_const_value_attribute): Adjust for that change.
4057 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4058 into first operand and location into second.
4059 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4060 dw_cfi_oprnd_loc for DW_CFA_expression.
4061 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4062 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4063 assume first argument is regnum and second argument is location.
4065 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4068 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4069 of scratch register to DImode. Split to DImode comparison operator.
4070 Use SImode subreg of scratch register in the multiplication.
4071 (*cmp_sadd_sidi): Ditto.
4072 (*cmp_ssub_si): Ditto.
4073 (*cmp_ssub_sidi): Ditto.
4075 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4078 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4079 Remove invalid assert and wrong comment.
4081 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4084 * flags.h (final_insns_dump_p): New extern.
4085 * final.c (final_insns_dump_p): New variable.
4086 (rest_of_clean_state): Set it before -fdump-final-insns=
4087 dumping, clear afterwards.
4088 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4089 MEM_ALIAS_SET on MEMs.
4091 2010-03-26 David S. Miller <davem@davemloft.net>
4093 * configure.ac: Fix sparc GOTDATA_OP bug check.
4094 * configure: Rebuild.
4096 2010-03-26 Alan Modra <amodra@gmail.com>
4098 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4100 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4102 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4103 TLS_SECTION_ASM_FLAG.
4105 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4108 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4109 Clear first_function_block_is_cold.
4112 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4113 argument if the argument is truth_value_p.
4115 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4117 * config/rs6000/constraints.md: Update copyright year for my changes.
4120 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4121 used in reg+reg addressing, swap registers.
4123 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4126 * target.h (struct gcc_target): Add code_end hook.
4127 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4129 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4130 * toplev.c (compile_file): Call targetm.asm_out.code_end
4131 hook before unwind info/debug info output.
4132 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4133 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4134 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4135 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4136 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4137 * config/i386/i386.c (ix86_file_end): Renamed to...
4138 (ix86_code_end): ... this. Make static. Don't call
4139 file_end_indicate_exec_stack. Emit unwind info using
4140 final_start_function/final_end_function.
4141 (darwin_x86_file_end): Remove.
4142 (TARGET_ASM_CODE_END): Define.
4143 * config/i386/i386.h (TARGET_ASM_FILE_END,
4144 NEED_INDICATE_EXEC_STACK): Don't define.
4145 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4146 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4147 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4148 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4151 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4152 at the beginning and final_end_function at the end.
4153 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4155 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4157 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4158 and Sun as TLS syntax.
4159 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4160 * configure: Regenerate.
4161 * config.in: Regenerate.
4162 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4163 (default_elf_asm_named_section): Use it.
4164 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4165 (i386_output_dwarf_dtprel): Likewise.
4166 (output_addr_const_extra): Likewise.
4167 (output_pic_addr_const): Lowercase @GOTTPOFF.
4168 (output_addr_const_extra): Likewise.
4169 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4170 (output_addr_const_extra): Likewise.
4171 (output_pic_addr_const): Lowercase @INDNTPOFF.
4172 (output_addr_const_extra): Likewise.
4173 (output_pic_addr_const): Lowercase @NTPOFF.
4174 (output_addr_const_extra): Likewise.
4175 (output_pic_addr_const): Lowercase @TPOFF.
4176 (output_addr_const_extra): Likewise.
4177 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4178 (*tls_global_dynamic_64): Likewise.
4179 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4180 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4182 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4183 (ASM_OUTPUT_TLS_COMMON): Use it.
4184 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4187 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4188 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4189 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4190 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4191 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4192 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4194 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4196 * config/i386/i386.c (override_options): Don't accept
4197 -mtls-dialect=sun any longer.
4198 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4199 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4200 (*tls_local_dynamic_base_32_sun): Likewise.
4201 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4203 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4206 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4207 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4210 * ira.c (adjust_cleared_regs): New function.
4211 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4215 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4217 * expr.c (expand_expr_real): Restore previous
4218 curr_insn_source_location and curr_insn_block after
4219 expand_expr_real_1 call.
4220 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4221 instead of expand_expr_real_1.
4223 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4225 PR rtl-optimization/43413
4226 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4229 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4232 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4233 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4235 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4237 * config/i386/i386.c (ix86_target_string): Add -mfma.
4238 Fix a typo in comment.
4240 2010-03-22 Mike Stump <mikestump@comcast.net>
4243 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4244 Don't overly align based upon packed packed fields.
4246 2010-03-22 Jason Merrill <jason@redhat.com>
4248 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4249 Use () rather than [], and move before the element type.
4251 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4253 * doc/configfiles.texi (Configuration Files): Removed
4254 fixinc/Makefile*, intl/Makefile.*.
4255 * doc/makefile.texi: Fixed markup. Abstract from version
4256 control system used.
4257 (Makefile): Removed obsolete gcc/java/parse.y example.
4258 * doc/sourcebuild.texi: Likewise.
4259 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4260 libgomp, libssp. Removed fastjar.
4261 (Miscellaneous Docs): Clarify location.
4262 Added COPYING3, COPYING3.LIB.
4263 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4265 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4268 * config/i386/i386.c (x86_function_profiler)
4269 [!NO_PROFILE_COUNTERS]: Fix typo.
4270 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4273 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4274 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4276 * doc/sourcebuild.texi (Test Directives): Split into six
4277 subsections, with most of the current text in new subsections
4278 Directives, Selectors, and Final Actions.
4279 (Directives): Split list of test directives into multiple
4281 (Selectors): Describe use and syntax of selectors.
4282 (Effective-Target Keywords): Describe all existing keywords.
4283 (Add Options): Describe features for dg-add-options.
4284 (Require Support): Describe variants of dg-require-support.
4285 (Final Actions): Describe commands to use in dg-final.
4287 2010-03-22 Michael Matz <matz@suse.de>
4290 * recog.c (validate_replace_rtx_group): Replace also in
4291 REG_EQUAL and REG_EQUIV notes.
4293 2010-03-22 Richard Guenther <rguenther@suse.de>
4295 PR tree-optimization/43390
4296 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4297 sure vector extracts are type correct.
4299 2010-03-22 Richard Guenther <rguenther@suse.de>
4302 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4303 x * sqrt (x) even when optimizing for size if the target
4304 has native support for sqrt.
4306 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4308 * varasm.c (make_decl_rtl_for_debug): Also clear
4309 flag_mudflap for the duration of make_decl_rtl call.
4312 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4313 locs from preserved VALUEs.
4315 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4318 * pa.md (movmemsi): Set align to one if zero.
4319 (movmemdi): Likewise.
4321 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4324 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4325 with their corresponding prologue pushes.
4327 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4330 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4331 at the begining or end.
4332 (spu_expand_epilogue): Likewise.
4334 2010-03-20 Richard Guenther <rguenther@suse.de>
4336 PR rtl-optimization/43438
4337 * combine.c (make_extraction): Properly zero-/sign-extend an
4338 extraction of the low part of a CONST_INT. Also handle
4341 2010-03-19 Mike Stump <mikestump@comcast.net>
4343 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4344 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4345 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4347 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4350 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4353 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4355 PR rtl-optimization/42258
4356 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4357 use that may match DEF.
4360 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4361 the cost of loading the constant rather than assuming
4363 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4364 outer code is AND, do the same tests as the andsi3 expander and
4365 return COSTS_N_INSNS (1) if and is cheap.
4367 * optabs.c (avoid_expensive_constant): Fix formatting.
4369 2010-03-19 Michael Matz <matz@suse.de>
4372 * attribs.c (decl_attributes): When rebuilding a function pointer
4373 type use the same qualifiers as the original pointer type.
4375 2010-03-19 Martin Jambor <mjambor@suse.cz>
4377 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4378 and is_gimple_ip_invariant_address.
4380 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4383 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4385 * config/arm/arm.c (arm_override_options): Turn off
4386 flag_dwarf2_cfi_asm for AAPCS variants.
4388 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4391 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4392 Use PRE_MODIFY instead of PRE_DEC.
4393 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4394 (vfp_emit_fstmd): Likewise.
4396 2010-03-19 Michael Matz <matz@suse.de>
4399 * builtins.c (expand_builtin_interclass_mathfn,
4400 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4403 2010-03-19 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/43415
4406 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4407 (phi_translate_1): ... this.
4408 (phi_translate): Move all caching here. Cache all NARY
4409 and REFERENCE translations.
4411 2010-03-19 David S. Miller <davem@davemloft.net>
4413 With help from Eric Botcazou.
4414 * config/sparc/sparc.c: Include dwarf2out.h.
4415 (emit_pic_helper): Delete.
4416 (pic_helper_symbol_name): Delete.
4417 (pic_helper_emitted_p): Delete.
4418 (pic_helper_needed): New.
4419 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4420 (get_pc_thunk_name): New.
4421 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4422 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4423 Set pic_helper_needed to true. Don't call emit_pic_helper.
4424 (sparc_expand_prologue): Update load_pic_register call.
4425 (sparc_output_mi_thunk): Likewise.
4426 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4427 thunk if possible. Output CFI information as needed.
4429 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4430 Jack Howarth <howarth@bromo.med.uc.edu>
4433 * config/i386/i386.h: Fix ABI on darwin x86-32.
4435 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4437 * tree.h: Declare make_decl_rtl_for_debug.
4438 * varasm.c (make_decl_rtl_for_debug): New.
4439 * dwarf2out.c (rtl_for_decl_location): Call it.
4440 * cfgexpand.c (expand_debug_expr): Call it.
4442 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4445 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4449 * var-tracking.c (vt_init_cfa_base): Do nothing if
4450 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4452 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4455 * var-tracking.c (canonicalize_vars_star): New.
4456 (dataflow_post_merge_adjust): Use it.
4458 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4461 * var-tracking.c (non_suitable_const): New function.
4462 (add_uses): For DEBUG_INSNs with constants, don't record any
4463 value, instead just the constant value itself.
4464 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4465 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4466 (emit_notes_in_bb): Likewise.
4467 (emit_note_insn_var_location): For onepart variables if
4468 cur_loc is a VOIDmode constant, use DECL_MODE.
4470 2010-03-18 Martin Jambor <mjambor@suse.cz>
4473 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4474 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4475 all non-clones. Moved call redirection...
4476 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4477 (cgraph_materialize_all_clones): Dispose of all
4478 combined_args_to_skip bitmaps.
4479 (verify_cgraph_node): Do not check for edges pointing to wrong
4480 nodes in inline clones.
4481 * tree-inline.c (copy_bb): Call
4482 cgraph_redirect_edge_call_stmt_to_callee.
4483 * ipa.c (cgraph_remove_unreachable_nodes): Call
4484 cgraph_node_remove_callees even when there are used clones.
4486 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4488 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4490 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4493 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4496 2010-03-18 Michael Matz <matz@suse.de>
4499 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4500 into sqrt(x) if we need to preserve signed zeros.
4502 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4503 Eric Botcazou <ebotcazou@adacore.com>
4505 PR rtl-optimization/43360
4506 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4507 note if we don't know its invariant status.
4509 2010-03-18 Michael Matz <matz@suse.de>
4511 PR tree-optimization/43402
4512 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4513 PHI chains of ssa names registered for update.
4515 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4518 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4519 non-offsettable and pre_modify update addressing.
4520 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4521 and "2" alternatives "#".
4522 (*movdd_softfloat32): Make all alternatives "#";
4523 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4524 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4525 (*movdf_softfloat32): Make all alternatives "#";
4526 (movdi): Use the new DIFD mode iterator to create a common splitter
4527 for movdi, movdf and movdd patterns.
4529 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4531 * common.opt (dumpdir): Remove redundant tab.
4533 2010-03-17 Martin Jambor <mjambor@suse.cz>
4535 PR tree-optimization/43347
4536 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4537 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4539 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4541 PR rtl-optimization/42216
4542 * regrename.c (create_new_chain): New function, broken out from...
4543 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4544 appending a use to an empty chain.
4545 (build_def_use): Remove previous changes that convert OP_INOUT to
4546 OP_OUT operands; instead detect the case where an OP_INOUT operand
4547 uses a previously untracked register and create an empty chain for it.
4549 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4551 * doc/extend.texi (Function Attributes): Rewrite unfinished
4552 sentence in ms_abi documentation.
4554 2010-03-17 Alan Modra <amodra@gmail.com>
4556 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4557 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4558 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4559 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4561 2010-03-16 Richard Henderson <rth@redhat.com>
4564 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4565 (lower_try_finally): Save and restore eh_seq around the expansion
4568 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4570 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4571 statements before splitting block.
4573 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4575 * doc/sourcebuild.texi (Testsuites): Fix markup.
4576 Use pathnames relative to gcc/testsuite.
4577 (Test Directives): Move description of how timeout is determined.
4578 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4579 (C Tests): Correct gcc.misc-tests directory.
4580 Framework tests now live in gcc.test-framework.
4582 2010-03-16 Richard Guenther <rguenther@suse.de>
4585 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4586 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4588 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4589 Alexandre Oliva <aoliva@redhat.com>
4591 PR tree-optimization/42917
4592 * lambda-code.c (remove_iv): Skip debug statements.
4593 (lambda_loopnest_to_gcc_loopnest): Likewise.
4594 (not_interesting_stmt): Debug statements are not interesting.
4596 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4600 * cselib.c (cselib_preserve_constants,
4601 cfa_base_preserved_val): New static variables.
4602 (preserve_only_constants): New function.
4603 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4604 clear its REG_VALUES. If cselib_preserve_constants, don't
4605 empty the whole hash table, but preserve there VALUEs with constants,
4606 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4607 (cselib_preserve_cfa_base_value): New function.
4608 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4609 (cselib_init): Change argument to int bitfield. Set
4610 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4612 (cselib_finish): Clear cselib_preserve_constants and
4613 cfa_base_preserved_val.
4614 * cselib.h (enum cselib_record_what): New enum.
4615 (cselib_init): Change argument to int.
4616 (cselib_preserve_cfa_base_value): New prototype.
4617 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4618 * dse.c (dse_step1): Likewise.
4619 * cfgcleanup.c (thread_jump): Likewise.
4620 * sched-deps.c (sched_analyze): Likewise.
4621 * gcse.c (local_cprop_pass): Likewise.
4622 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4623 If FN is non-NULL, call the callback always and whenever it returns
4624 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4625 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4626 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4627 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4628 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4629 * var-tracking.c: Include recog.h.
4630 (bb_stack_adjust_offset): Remove.
4631 (vt_stack_adjustments): Don't call it, instead just gather the
4632 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4633 (adjust_stack_reference): Remove.
4634 (compute_cfa_pointer): New function.
4635 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4636 (struct adjust_mem_data): New type.
4637 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4639 (get_address_mode): New function.
4640 (replace_expr_with_values): Use it.
4641 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4642 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4643 (adjust_sets): Remove.
4644 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4645 Use get_address_mode.
4646 (get_adjusted_src): Remove.
4647 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4648 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4649 (add_with_sets): Don't call adjust_sets.
4650 (fp_setter, vt_init_cfa_base): New functions.
4651 (vt_initialize): Change return type to bool. Move most of pool etc.
4652 initialization to the beginning of the function from end. Pass
4653 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4654 If !frame_pointer_needed, call vt_stack_adjustment before mos
4655 vector is filled, call vt_init_cfa_base if argp/framep has been
4656 eliminated to sp. If frame_pointer_needed and argp/framep has
4657 been eliminated to hard frame pointer, set
4658 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4659 encountering fp setter in the prologue. For MO_ADJUST, call
4660 log_op_type before pusing the op into mos vector, not afterwards.
4661 Call adjust_insn before cselib_process_insn/add_with_sets,
4662 call cancel_changes (0) afterwards.
4663 (variable_tracking_main_1): Adjust for vt_initialize calling
4664 vt_stack_adjustments and returning whether it succeeded or not.
4666 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4668 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4671 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4673 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4675 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4676 drap_reg has not been set.
4678 2010-03-15 Michael Matz <matz@suse.de>
4681 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4682 use it to expand block copies.
4683 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4684 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4685 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4687 2010-03-15 Richard Guenther <rguenther@suse.de>
4689 PR tree-optimization/43367
4690 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4693 2010-03-15 Richard Guenther <rguenther@suse.de>
4695 PR tree-optimization/43317
4696 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4698 2010-03-15 Martin Jambor <mjambor@suse.cz>
4700 PR tree-optimization/43141
4701 * tree-sra.c (create_abstract_origin): New function.
4702 (modify_function): Call create_abstract_origin.
4704 2010-03-15 Chris Demetriou <cgd@google.com>
4706 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4712 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4713 call insert_out_of_ssa_copy for default definitions.
4715 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4717 * graphite-clast-to-gimple.c (my_long_long): Defined.
4718 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4719 * graphite-sese-to-poly.c (my_long_long): Defined.
4720 (scop_ivs_can_be_represented): Use it.
4722 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4724 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4725 graphite-max-bbs-per-function, and loop-block-tile-size.
4726 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4728 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4732 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4733 forward declaration.
4734 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4735 (add_upper_bounds_from_estimated_nit): New.
4736 (build_loop_iteration_domains): Use it.
4738 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4740 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4742 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4745 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4746 should be an INTEGER_CST. Also handle CASE_CONVERT.
4748 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4750 * graphite.c (graphite_initialize): To bound the number of bbs per
4751 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4752 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4753 * doc/invoke.texi: Document it.
4755 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4757 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4758 * graphite-sese-to-poly.h (build_poly_scop): Same.
4760 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4762 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4763 the number of parameters in the scop. Use as an upper bound
4764 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4765 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4766 * doc/invoke.texi: Document it.
4768 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4770 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4771 * doc/c-tree.texi: Remove.
4772 * doc/generic.texi: Merge c-tree.texi here.
4773 * doc/gccint.texi (Trees): Remove menu entry.
4774 (c-tree.texi): Remove @include.
4775 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4776 * doc/languages.texi (Reading RTL): Ditto.
4778 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4781 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4783 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4786 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4787 code added to work around reload clobbering CONST insns.
4789 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4791 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4792 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4793 (cselib_preserve_only_values): Remove retain argument, don't
4794 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4795 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4796 * var-tracking.c (micro_operation): Move insn field before union.
4797 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4798 (struct variable_tracking_info_def): Remove n_mos field, change
4799 mos into a vector of micro_operations.
4800 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4801 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4802 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4803 changing into a vector.
4804 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4805 come before all other uops generated by add_stores.
4806 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4808 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4809 a vector. Run just one pass over the bbs instead of separate counting
4810 and computation phase.
4811 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4814 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4815 into *nonlocalized_list vector.
4816 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4817 even if origin is non-NULL.
4818 (gen_variable_die): Likewise.
4819 (process_scope_var): Don't change origin.
4820 (gen_decl_die): Likewise.
4821 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4822 before adding new edges instead of after it, fix moving over
4825 2010-03-11 David S. Miller <davem@davemloft.net>
4827 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4829 * configure: Rebuild.
4831 2010-03-11 Martin Jambor <mjambor@suse.cz>
4833 PR tree-optimization/43257
4834 * tree.c (assign_assembler_name_if_neeeded): New function.
4835 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4837 * tree.h (assign_assembler_name_if_neeeded): Declare.
4838 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4839 the function if needed.
4841 2010-03-11 Chris Demetriou <cgd@google.com>
4843 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4844 include/stdint-gcc.h, and include/stdint.h world-readable.
4846 2010-03-11 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/43255
4849 * tree-vrp.c (process_assert_insertions_for): Do not insert
4850 asserts for trivial conditions.
4852 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4854 PR tree-optimization/43280
4855 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4856 generation. Move calculation of size out of the if branch.
4857 (find_bswap): Modify compare number generation.
4859 2010-03-11 Richard Guenther <rguenther@suse.de>
4862 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4863 (input_gimple_stmt): Fixup handled component types during
4864 operand read. Also fix up decls in ADDR_EXPRs.
4866 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4868 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4869 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4871 2010-03-10 Jan Hubicka <jh@suse.cz>
4874 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4875 * varasm.c (get_variable_section): Don't do that here...
4876 (make_decl_rtl): ... and here.
4877 (do_assemble_alias): Produce decl RTL.
4878 (assemble_alias): Likewise.
4880 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4883 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4884 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4886 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4887 (based_loc_descr): Only express drap or vdrap regno based expressions
4888 using DW_OP_fbreg when not optimizing.
4889 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4890 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4891 REG_CFA_SET_VDRAP note.
4893 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4895 PR tree-optimization/43236
4896 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4897 error in calculation of base address in reverse iteration case.
4898 (generate_builtin): Take number of latch executions if the statement
4901 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4904 * tree-eh.c: Include pointer-set.h.
4905 (lower_eh_dispatch): Filter out duplicate case labels and
4906 remove the unneeded edge when the label is unused. Return
4907 true when some edges are removed.
4908 (execute_lower_eh_dispatch): When any lowering resulted in
4909 removing an edge, also delete unreachable blocks.
4911 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4914 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4915 UNSPEC_MACHOPIC_OFFSET.
4917 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4920 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4921 (m68k_delegitimize_address): New function.
4923 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4926 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4929 * var-tracking.c (adjust_sets): New function.
4930 (count_with_sets, add_with_sets): Use it.
4931 (get_adjusted_src): New inline function.
4932 (add_stores): Use it.
4935 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4936 call cselib_dummy_expand_value_rtx_cb instead of
4937 cselib_expand_value_rtx_cb.
4940 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4941 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4942 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4943 and .cfi_endproc around the pic thunks.
4944 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4945 all queued unwind info register saves are saved before the call.
4946 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4947 considered as sp-=4 for unwind info and the pop as sp+=4 which
4948 also clobbers dest, but doesn't actually restore it.
4951 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4952 RTX_FRAME_RELATED_P.
4954 2010-03-09 Jie Zhang <jie@codesourcery.com>
4956 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4957 whitespaces in output template.
4959 2010-03-09 Jie Zhang <jie@codesourcery.com>
4961 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4964 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4966 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4967 builtins.exp in a separate job.
4969 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4971 * graphite-sese-to-poly.c (add_param_constraints): Use
4972 lower_bound_in_type and upper_bound_in_type.
4974 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4976 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4977 instead of unsigned_type_node.
4979 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4980 Reza Yazdani <reza.yazdani@amd.com>
4983 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4984 on pointer type parameters.
4986 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4990 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4991 handle conversions from pointer to integers.
4992 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4993 induction variable, to be able to work with code generated by CLooG.
4994 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4995 (build_poly_scop): Bail out if we cannot codegen a loop.
4997 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4999 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5000 code generation with gloog_error.
5002 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5004 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5005 Call fold_convert on all the returned values.
5006 (expand_scalar_variables_expr): Pass to
5007 expand_scalar_variables_ssa_name the type of the resulting expression.
5009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5011 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5012 ppl_min_for_le_pointset.
5013 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5014 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5016 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5018 * graphite-dependences.c (map_into_dep_poly): Removed.
5019 (dependence_polyhedron_1): Use combine_context_id_scat.
5021 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5023 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5024 (struct poly_bb): Same.
5025 (combine_context_id_scat): New.
5027 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5030 * sese.c (name_defined_in_loop_p): Return false for default
5033 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5035 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5036 and clean up the logic.
5038 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5040 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5043 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5045 * var-tracking.c (remove_cselib_value_chains): Define only for
5047 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5048 delete_slot_part, emit_notes_for_differences_1): Don't call
5049 remove_cselib_value_chains here.
5050 (set_slot_part, emit_notes_for_differences_2): Don't call
5051 add_cselib_value_chains here.
5052 (preserved_values): New vector.
5053 (preserve_value): New function.
5054 (add_uses, add_stores, vt_add_function_parameters): Use it
5055 instead of cselib_preserve_value.
5056 (changed_values_stack): New vector.
5057 (check_changed_vars_0): New function.
5058 (check_changed_vars_1, check_changed_vars_2): Use it.
5059 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5060 changed_values_stack VALUEs.
5061 (vt_emit_notes): For all preserved_values call
5062 add_cselib_value_chains. If ENABLE_CHECKING call
5063 remove_cselib_value_chains before verifying value_chains is empty.
5064 Initialize and free changed_values_stack.
5065 (vt_initialize): Initialize preserved_values.
5066 (vt_finalize): Free preserved_values.
5068 2010-03-08 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimization/43269
5071 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5074 2010-03-08 Martin Jambor <mjambor@suse.cz>
5076 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5077 (ipa_is_param_called): Removed.
5078 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5079 (ipa_print_node_params): Do not print the called flag.
5080 (ipa_write_node_info): Do not stream the called flag.
5081 (ipa_read_node_info): Likewise.
5083 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5086 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5087 * cselib.c (struct expand_value_data): Add dummy field.
5088 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5090 (cselib_dummy_expand_value_rtx_cb): New function.
5091 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5093 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5094 * var-tracking.c: Include pointer-set.h.
5095 (variable): Change n_var_parts to char from int. Add
5096 cur_loc_changed and in_changed_variables fields.
5097 (variable_canonicalize): Remove.
5098 (shared_var_p): New inline function.
5099 (unshare_variable): Maintain cur_loc_changed and
5100 in_changed_variables fields. If var was in changed_variables,
5101 replace it there with new_var. Just copy cur_loc instead of
5102 resetting it to something else.
5103 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5104 (dataflow_set_union): Don't call variable_canonicalize.
5105 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5106 of their DEBUG_EXPR_TREE_DECLs.
5107 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5108 and in_changed_variables and cur_loc_changed is false.
5109 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5110 and cur_loc_changed. Don't update cur_loc here.
5111 (variable_merge_over_src): Don't call variable_canonicalize.
5112 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5113 removing loc that is equal to cur_loc, clear cur_loc,
5114 set cur_loc_changed and ensure variable_was_changed is called.
5115 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5116 compare pointers in cur_loc check, if it is equal to loc,
5117 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5118 (variable_different_p): Remove compare_current_location argument,
5119 don't compare cur_loc.
5120 (dataflow_set_different_1): Adjust variable_different_p caller.
5121 (variable_was_changed): If dv had some var in changed_variables
5122 already, reset in_changed_variables flag for it and propagate
5123 cur_loc_changed over to the new variable. On empty var
5124 always set cur_loc_changed. Set in_changed_variables on whatever
5125 var is added to changed_variables.
5126 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5127 Use shared_var_p. When removing loc that is equal to cur_loc,
5128 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5129 end, don't set it to something else, just call variable_was_changed.
5130 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5131 loc being removed, clear cur_loc and set cur_loc_changed.
5132 Set cur_loc_changed if all locations have been removed.
5133 (struct expand_loc_callback_data): New type.
5134 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5135 allocated. Always create SUBREGs if simplify_subreg failed.
5136 Prefer to use cur_loc, when that fails and still in
5137 changed_variables (and seen first time) recompute it. Set
5138 cur_loc_changed of variables which had to change cur_loc and
5139 compute elcd->cur_loc_changed if any of the subexpressions used
5140 had to change cur_loc.
5141 (vt_expand_loc): Adjust to pass arguments in
5142 expand_loc_callback_data structure.
5143 (vt_expand_loc_dummy): New function.
5144 (emitted_notes): New variable.
5145 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5146 that weren't used for any other decl in current
5147 emit_notes_for_changes call call vt_expand_loc_dummy to update
5148 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5149 first loc_chain location if NULL before. Always use just
5150 cur_loc instead of first loc_chain location. When cur_loc_changed
5151 is false, when not --enable-checking=rtl just don't emit any note.
5152 When rtl checking, compute the note and assert it is the same
5153 as previous note. Clear cur_loc_changed and in_changed_variables
5154 at the end before removing from changed_variables.
5155 (check_changed_vars_3): New function.
5156 (emit_notes_for_changes): Traverse changed_vars to call
5157 check_changed_vars_3 on each changed var.
5158 (emit_notes_for_differences_1): Clear cur_loc_changed and
5159 in_changed_variables. Recompute cur_loc of new_var.
5160 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5161 (vt_emit_notes): Initialize and destroy emitted_notes.
5163 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5165 PR rtl-optimization/42220
5166 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5167 Use verify_reg_tracked to determine if we should use OP_OUT rather
5169 (build_def_use): If we see an in-out operand for a register that we
5170 know nothing about, treat is an output if possible, fail the block if
5173 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5176 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5179 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5182 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5183 uses of relevant DEFs that are dead outside the loop too.
5185 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5187 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5189 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5191 * var-tracking.c (values_to_unmark): New variable.
5192 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5193 values_to_unmark vector. Moved body to...
5194 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5195 instead queue it into values_to_unmark vector.
5196 (vt_find_locations): Free values_to_unmark vector.
5198 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5200 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5201 (site.exp): Export them when plugins are enabled.
5203 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5206 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5208 (chrec_fold_multiply): Same.
5210 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5213 * c-decl.c (build_compound_literal): Return early if init is
5216 2010-03-04 Martin Jambor <mjambor@suse.cz>
5218 PR tree-optimization/43164
5219 PR tree-optimization/43191
5220 * tree-sra.c (type_consists_of_records_p): Reject records with
5221 zero-size bit-fields at the end.
5223 2010-03-04 Mike Stump <mikestump@comcast.net>
5225 * Makefile.in (TAGS): Remove *.y.
5227 2010-03-04 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/40761
5230 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5232 (my_rev_post_order_compute): New function.
5233 (init_pre): Call it.
5235 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5238 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5239 decrease the cost of an IV candidate when the cost is infinite.
5241 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5243 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5244 Use '3DNow!' for the extension of that name, ensure normal space
5246 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5248 2010-03-03 Jeff Law <law@redhat.com>
5250 * PR middle-end/32693
5251 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5252 than gen_rtx_SUBREG.
5253 (extract_bit_field_1): Likewise.
5255 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5257 * doc/sourcebuild.texi (Test directives): Document that arguments
5258 include-opts and exclude-opts are now optional for dg-skip-if,
5259 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5261 2010-03-03 Jason Merrill <jason@redhat.com>
5264 * cgraph.h (varpool_node): Add extra_name field.
5265 * varpool.c (varpool_extra_name_alias): New.
5266 (varpool_assemble_decl): Emit extra name aliases.
5267 (varpool_mark_needed_node): Look past an extra name alias.
5268 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5269 * lto-streamer-in.c (lto_input_tree): Read it.
5270 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5272 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5274 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5275 (sparc*-*-solaris2*): ...this.
5277 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5280 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5281 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5282 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5283 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5286 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5287 fallthrough to default handling, just with want_address 0 instead of 2.
5288 For single element lists, add_AT_loc directly, otherwise create an
5289 artificial variable DIE and stick location list to it.
5292 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5293 (VAL_EXPR_HAS_REVERSE): Define.
5294 (reverse_op): New function.
5295 (add_stores): For reversible operations add an extra MO_VAL_USE.
5297 2010-03-02 Jason Merrill <jason@redhat.com>
5299 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5301 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5303 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5304 (sparc64-*-linux*): Likewise.
5305 (sparc64-*-solaris2*): Include assembler files before linker ones.
5306 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5307 * config/sparc/gas.h: Delete.
5308 * config/sparc/sol2-64.h: Add copyright notice.
5309 * config/sparc/sol2-gas-bi.h: Likewise.
5310 * config/sparc/sol2-gld.h: Likewise.
5311 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5312 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5313 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5314 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5315 (sparc_elf_asm_named_section): Rename into...
5316 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5318 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5320 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5322 2010-03-02 Jeff Law <law@redhat.com>
5325 * reload1.c (rtx_p, substitute_stack): Declare.
5326 (substitute): Record addresses of changed rtxs.
5327 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5328 Restore the original rtx when complete.
5329 (reload): Free subsitute_stack when complete.
5331 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5333 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5334 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5336 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5337 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5338 Torture Tests): Change from subsection to section.
5340 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5341 Steven Bosscher <steven@gcc.gnu.org>
5343 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5346 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5349 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5350 the assignment from the new induction variable to the assignment
5351 of the value from the original loop PHI function.
5353 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5354 Daniel Jacobowitz <dan@codesourcery.com>
5356 * doc/sourcebuild.texi (Test directives): Clarify options to
5359 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5361 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5362 Disable cfi directives unless GCC and gas agree on using read-only
5363 .eh_frame sections for 64-bit.
5364 * configure: Regenerate.
5366 2010-03-01 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/43220
5369 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5370 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5372 2010-03-01 Richard Guenther <rguenther@suse.de>
5373 Martin Jambor <mjambor@suse.cz>
5376 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5377 gimplified parameters.
5379 2010-03-01 Christian Bruel <christian.bruel@st.com>
5381 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5383 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5387 2010-03-01 Richard Guenther <rguenther@suse.de>
5390 * expr.c (expand_assignment): Use the alias-oracle to tell
5391 if the rhs aliases the result decl.
5393 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5396 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5397 to sol_gt_pch_get_address.
5398 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5399 64-bit, SPARC and x86.
5400 (sol_gt_pch_get_address): New function.
5402 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5404 * toplev.h (inform_n, error_n): Declare.
5405 * diagnostic.c (inform_n, error_n): New function.
5407 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5409 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5410 has no rtl yet when processing local_decls, queue it and recheck
5411 if deferred stack allocation hasn't assigned it rtl.
5413 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5415 * config/sh/sh.c (unspec_bbr_uid): New.
5416 (gen_block_redirect): Use it instead of INSN_UID.
5417 (gen_far_branch): Likewise.
5419 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5421 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5422 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5424 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5426 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5427 (Warning Options): -Wno-conversion-null is valid for
5428 Objective-C++ as well.
5429 * doc/tm.texi (Named Address Spaces): Likewise.
5430 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5431 * doc/tree-ssa.texi (Tree SSA): Likewise.
5433 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5436 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5437 by default. Don't set the default arch for
5438 i[34567]86-*-darwin*|x86_64-*-darwin*.
5440 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5443 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5444 default. Set the default 32bit/64bit archs with $with_arch
5445 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5447 2010-02-27 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/43186
5450 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5451 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5452 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5453 unroller iterations.
5455 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5457 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5458 required and i[34567]86-*-* targets don't support 64bit ISA.
5460 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5463 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5466 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5468 * config.gcc: Set the default arch at least to Prescott for
5469 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5470 if SSE math is enabled.
5472 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5474 * diagnostic.c (diagnostic_initialize): Update.
5475 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5477 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5478 (diagnostic_inhibit_notes): New.
5479 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5481 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5484 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5485 * doc/standards.texi: Likewise.
5486 * doc/extend.texi: Likewise.
5487 * doc/trouble.texi: Likewise.
5488 * doc/cppopts.texi: Likewise.
5489 * doc/install.texi: Likewise.
5490 * c.opt (std=c90,std=gnu90): New options.
5491 * c-opts.c (c_common_handle_option): Handle them.
5493 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5496 * c-decl.c (undeclared_variable): Use an informative note.
5498 2010-02-26 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/43186
5501 * gimple.h (gimple_fold): Remove.
5502 * gimple.c (gimple_fold): Remove. Inline into single user ...
5503 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5504 Try harder for conditions.
5506 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5509 * function.c (used_types_insert): Don't skip through named pointer
5510 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5511 and it is different from the main variant's type.
5513 2010-02-26 Nick Clifton <nickc@redhat.com>
5515 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5517 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5519 * config.gcc: Support --with-fpmath=sse for x86.
5521 * config/i386/ssemath.h: New.
5523 * doc/install.texi (--with-fpmath=sse): Documented.
5525 2010-02-26 Richard Guenther <rguenther@suse.de>
5527 PR tree-optimization/43188
5528 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5529 vector types of over-aligned element type.
5531 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5534 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5535 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5537 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5539 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5541 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5543 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5544 * var-tracking.c: Include diagnostic.h.
5545 (debug_dv): New function.
5546 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5549 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5550 (add_value_chain, add_value_chains, remove_value_chain,
5551 remove_value_chains): Handle DEBUG_EXPRs.
5552 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5555 * regcprop.c (struct queued_debug_insn_change): New type.
5556 (struct value_data_entry): Add debug_insn_changes field.
5557 (struct value_data): Add n_debug_insn_changes field.
5558 (debug_insn_changes_pool): New variable.
5559 (free_debug_insn_changes, apply_debug_insn_changes,
5560 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5561 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5562 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5564 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5566 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5567 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5568 changes, call cprop_find_used_regs via note_stores.
5569 (copyprop_hardreg_forward): When copying vd from predecessor
5570 which has any queued DEBUG_INSN changes, make sure the pointers are
5571 cleared. At the end call df_analyze and then if there are any
5572 DEBUG_INSN changes queued at the end of some basic block for still
5573 live registers, apply them.
5574 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5576 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5578 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5581 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5583 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5584 targets. Set the default with_cpu/with_arch from arch/cpu.
5585 Allow x86-64 and native for with_cpu/with_arch.
5587 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5589 * ebitmap.c: Change calls to verify_popcount with calls to
5590 sbitmap_verify_popcount.
5591 (ebitmap_clear_bit): Fixed map->cacheindex test and
5592 map>cache update when bit clearing results in an empty
5595 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5598 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5599 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5600 and support both V2DF and V2DI modes.
5601 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5602 support both V2DF and V2DI modes.
5603 (general): Delete trailing whitespace from a few patterns.
5605 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5606 V2DF/V2DI interleave high/low builtins.
5608 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5611 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5612 interleave high/low functions.
5614 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5616 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5617 #pragma extern_prefix.
5619 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5622 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5623 BLKmode, assert op0 is a MEM and just adjust its mode.
5626 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5627 if bitpos isn't multiple of mode's bitsize.
5629 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5631 * c.opt (-ftemplate-depth=): New.
5632 (-ftemplate-depth-): Deprecate.
5633 * optc-gen.awk: Handle -ftemplate-depth=.
5634 * opth-gen.awk: Likewise.
5635 * c-opts.c (c_common_handle_option): Likewise.
5636 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5638 2010-02-24 Jason Merrill <jason@redhat.com>
5640 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5642 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5644 * cfg.c (alloc_aux_for_block): Remove inline.
5645 (alloc_aux_for_edge): Likewise.
5647 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5649 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5651 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5653 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5654 * config/i386/sol2-gas.h: New file.
5655 * config.gcc (i[34567]86-*-solaris2*): Use it.
5657 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5660 * c-typeck.c (ep_convert_and_check): New.
5661 (build_conditional_expr): Use it.
5662 (build_binary_op): Likewise.
5664 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5666 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5669 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5670 bounds even for -O+.
5671 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5672 expr needs to have DECL_NAME set.
5674 2010-02-24 Nick Clifton <nickc@redhat.com>
5676 * config/mep/mep.c: Include gimple.h.
5677 (mep_function_uses_sp): Delete unused function.
5678 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5679 parameters. Use unsigned integers to count args. Return a
5680 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5682 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5685 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5686 greater or equal to nelt instead of 2 * nelt.
5687 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5690 2010-02-23 Jason Merrill <jason@redhat.com>
5693 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5694 in cfun->local_decls even if they have register types.
5697 * stor-layout.c (place_field): Don't warn about unnecessary
5698 DECL_PACKED if the type is packed.
5700 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5703 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5704 GOTOFF relocs, even when the base reg isn't pic pointer.
5706 2010-02-23 Michael Matz <matz@suse.de>
5709 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5710 (expand_gimple_basic_block): Generate and use debug temps if there
5711 are debug uses left after the last real use of TERed ssa names.
5712 Unlink debug immediate uses when they are expanded.
5714 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5717 * config/i386/i386.c (override_options): Reorganise to provide
5718 better error messages.
5720 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5723 * graphite-scop-detection.c (create_single_exit_edge): Move
5724 the call to find_single_exit_edge to....
5725 (create_sese_edges): ...here. Don't handle multiple edges
5726 exiting the function.
5727 (build_graphite_scops): Don't handle multiple edges
5728 exiting the function.
5730 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5733 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5734 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5736 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5739 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5741 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5744 * c-typeck.c (convert_arguments): Print declaration location.
5745 * c-common.c (validate_nargs): Rename as
5746 builtin_function_validate_nargs.
5747 (check_builtin_function_arguments): Update.
5749 2010-02-22 Richard Guenther <rguenther@suse.de>
5752 * tree-inline.c (declare_return_variable): Use the type of
5753 the call stmt lhs if available.
5755 2010-02-22 Duncan Sands <baldrick@free.fr>
5757 * passes.c (register_pass): Always consider all pass lists when
5758 ref_pass_instance_number is zero.
5760 2010-02-22 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/42749
5763 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5764 parameter. Do arithmetic in the original type.
5765 (update_accumulator_with_ops): Likewise.
5766 (adjust_accumulator_values): Adjust.
5768 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5770 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5771 (QI to BLKmode splitter): New splitter.
5773 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5775 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5776 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5778 2010-02-22 Richard Guenther <rguenther@suse.de>
5780 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5782 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5784 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5785 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5786 ($(T)crti.o, $(T)crtn.o): Remove rules.
5788 2010-02-21 Tobias Burnus <burnus@net-b.de>
5791 * doc/invoke.texi (-fassociative-math): Document that this
5792 option is automatically enabled for Fortran.
5794 2010-02-20 David S. Miller <davem@davemloft.net>
5796 * configure.ac: Test if linker and assembler properly support
5797 GOTDATA_OP relocations.
5798 * configure: Rebuild.
5799 * config.in: Likewise.
5800 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5801 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5802 (movsi_high_pic): Likewise.
5803 (movdi_lo_sum_pic): Likewise.
5804 (movdi_high_pic): Likewise.
5805 (movsi_pic_gotdata_op): New pattern.
5806 (movdi_pic_gotdata_op): Likewise.
5807 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5808 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5810 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5813 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5814 attribute to ssemul.
5815 (xop_mulv2div2di3_high): Ditto.
5817 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5820 * c.opt (Wconversion-null): New option.
5821 * doc/invoke.texi (Wconversion-null): Document.
5823 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5825 * common.opt (Wlarger-than-): Add Undocumented.
5827 2010-02-19 Mike Stump <mikestump@comcast.net>
5829 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5831 2010-02-19 Jason Merrill <jason@redhat.com>
5834 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5835 * configure: Likewise.
5837 2010-02-20 Alan Modra <amodra@gmail.com>
5840 * cgraph.h (cgraph_make_decl_local): Declare.
5841 * cgraph.c (cgraph_make_decl_local): New function.
5842 (cgraph_make_node_local): Use it.
5843 * cgraphunit.c (cgraph_function_versioning): Likewise.
5844 * ipa.c (function_and_variable_visibility): Likewise.
5846 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5849 * except.c (sjlj_emit_function_enter): Don't call
5850 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5852 * rtl.h (add_reg_br_prob_note): Remove prototype.
5854 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5857 * c-common.c (conversion_warning): Remove widening conversions
5858 before checking the conversion of integers to reals.
5860 2010-02-19 Mike Stump <mikestump@comcast.net>
5863 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5866 * cgraphunit.c (process_function_and_variable_attributes): Check
5867 DECL_PRESERVE_P instead of looking up attribute "used".
5868 * ipa-pure-const.c (check_decl): Likewise.
5869 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5870 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5871 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5872 instead of attribute "used".
5873 * config/sol2-c.c (solaris_pragma_init): Likewise.
5874 (solaris_pragma_fini): Likewise.
5876 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5878 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5879 Use XCNEW instead of xcalloc.
5880 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5881 XNEW instead of xmalloc.
5882 (get_fields): Use XNEWVEC instead of xmalloc.
5885 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5886 populate vars array.
5887 (create_new_general_access): For debug stmts just reset value.
5888 (get_stmt_accesses): For accesses within debug stmts just record them
5889 using add_access_to_acc_sites instead of preventing the peeling or
5890 counting them as accesses.
5893 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5895 2010-02-19 Richard Guenther <rguenther@suse.de>
5897 PR tree-optimization/42916
5898 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5901 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5903 * configure.ac: Replace all uses of changequote in macro arguments
5904 with proper quoting.
5906 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5909 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5911 2010-02-19 Richard Guenther <rguenther@suse.de>
5913 PR tree-optimization/42944
5914 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5915 test for aliasing with errno.
5917 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5920 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5921 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5922 * dojump.c: Include output.h.
5923 (inv): New inline function.
5924 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5925 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5926 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5927 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5928 argument, pass it down to other calls.
5929 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5930 add REG_BR_PROB note to the conditional jump.
5931 * cfgexpand.c (add_reg_br_prob_note): Removed.
5932 (expand_gimple_cond): Don't call it, add the probability
5933 as last argument to jumpif_1/jumpifnot_1.
5934 * Makefile.in (dojump.o): Depend on output.h.
5935 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5937 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5938 * stmt.c (do_jump_if_equal): Likewise.
5939 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5940 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5941 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5943 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5944 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5945 jumpifnot_1 callers.
5946 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5948 (store_expr): Adjust jumpifnot caller.
5949 (store_constructor): Adjust jumpif caller.
5952 * gimplify.c (gimple_boolify): For __builtin_expect call
5953 gimple_boolify also on its first argument.
5955 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5957 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5959 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5960 * configure: Regenerated.
5962 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5964 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5965 lang_hooks.types_compatible_p instead of comptypes.
5967 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5969 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5970 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5971 if __prefer_thumb__ is defined.
5973 2010-02-18 Martin Jambor <mjambor@suse.cz>
5975 PR tree-optimization/43066
5976 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5977 array with zero-sized element type.
5979 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5981 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5982 rtx, allocate struct var_loc_node here and return it to the
5983 caller, and only if it is actually needed.
5984 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5985 move it earlier and return immediately if it returns NULL.
5987 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5989 * config/sparc/gas.h: New file. Restore
5990 TARGET_ASM_NAMED_SECTION to its ELF default.
5991 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5993 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5994 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5995 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5996 after sparc/sysv4.h.
5998 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6000 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6002 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6004 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6005 patterns from predicated pattern.
6007 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6010 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6011 for insn mnemonic suffix.
6013 2010-02-17 Richard Guenther <rguenther@suse.de>
6015 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6018 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6021 * caller-save.c (save_call_clobbered_regs): If BB ends with
6022 a DEBUG_INSN, move any notes in between last real insn and the last
6023 DEBUG_INSN after the last DEBUG_INSN.
6025 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6027 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6028 Fix return type. Fix argument type. Explain meaning of return value.
6030 2010-02-16 Richard Guenther <rguenther@suse.de>
6032 PR tree-optimization/41043
6033 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6034 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6036 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6038 2010-02-16 Ira Rosen <irar@il.ibm.com>
6040 PR tree-optimization/43074
6041 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6042 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6043 vectorizable cycles in hybrid SLP check.
6044 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6046 2010-02-16 Richard Guenther <rguenther@suse.de>
6048 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6049 (true_dependence): If memrefs_conflict_p computes must-alias
6050 trust it. Move TBAA check after offset-based disambiguation.
6051 (canon_true_dependence): Likewise.
6053 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6055 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6056 * doc/invoke.texi: Document it.
6057 * var-tracking.c: Include toplev.h and params.h.
6058 (vt_find_locations): Return bool indicating success. Compute
6059 hash sizes unconditionally. Check new parameter, report.
6060 (variable_tracking_main_1): Check vt_find_locations results and
6061 retry. Renamed from...
6062 (variable_tracking_main): ... this. New wrapper to preserve
6063 flag_var_tracking_assignments.
6064 * Makefile.in (var-tracking.o): Adjust dependencies.
6066 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6067 Jakub Jelinek <jakub@redhat.com>
6070 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6071 if weak_import attribute is present.
6072 * config/darwin.c (machopic_select_section): Likewise.
6074 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6076 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6077 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6078 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6079 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6081 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6084 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6087 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6088 Rewrite text to refer to the names.
6090 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6092 * config/i386/i386-builtin-types.def
6093 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6094 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6095 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6096 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6097 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6098 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6099 IX86_BUILTIN_VPERMIL2PS256.
6100 (MULTI_ARG_4_DF2_DI_I): Defined.
6101 (MULTI_ARG_4_DF2_DI_I1): Defined.
6102 (MULTI_ARG_4_SF2_SI_I): Defined.
6103 (MULTI_ARG_4_SF2_SI_I1): Defined.
6104 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6105 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6106 __builtin_ia32_vpermil2ps256.
6107 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6108 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6109 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6110 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6111 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6112 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6113 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6114 CODE_FOR_xop_vpermil2v8sf3.
6115 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6116 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6117 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6118 (_mm256_permute2_pd): New.
6119 (_mm_permute2_ps): New.
6120 (_mm256_permute2_ps): New.
6122 2010-02-15 Nick Clifton <nickc@redhat.com>
6124 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6125 boolean parameters. Use emit_jump_insn when emitting a pop
6126 instruction containing a return insn.
6127 (push): Use 'true' rather than '1' as second parameter to F.
6128 (h8300_expand_prologue): Likewise.
6129 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6130 (h8300_expand_epilogue): Likewise.
6132 2010-02-15 Richard Guenther <rguenther@suse.de>
6135 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6138 2010-02-15 Nick Clifton <nickc@redhat.com>
6140 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6143 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6145 * intl.c (fake_ngettext): New function.
6146 * intl.h (fake_ngettext): Declare.
6147 (ngettext): Define macro.
6148 * collect2.c (notice_translated): New function.
6149 (main): Use notice_translated and ngettext.
6150 * collect2.h (notice_translated): Declare.
6152 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6154 * reorg.c (delete_computation): Comment fixes.
6155 * caller-save.c (setup_save_areas): Idem.
6156 * sel-sched-dump.c (dump_lv_set): Idem.
6159 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6161 * config/s390/s390.c (s390_sched_init): New function.
6162 (TARGET_SCHED_INIT): Target hook defined.
6164 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6165 Jack Howarth <howarth@bromo.med.uc.edu>
6166 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6169 Partial revert of unintended change in fix for PR41605.
6170 * config/darwin.h: Fix typo.
6171 * config/darwin9.h: Same.
6173 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6175 * c-pch.c (pch_init): Clear v.
6177 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6180 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6181 graphite_can_represent_init for MULT_EXPR.
6183 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6187 * graphite-sese-to-poly.c (remove_phi): New.
6188 (translate_scalar_reduction_to_array): Call remove_phi.
6190 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6193 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6194 * graphite-clast-to-gimple.h (gloog): Update declaration.
6195 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6196 * graphite-poly.h (struct poly_bb): Add missing comments.
6197 (struct scop): Add poly_scop_p field.
6199 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6200 * graphite.c (graphite_transform_loops): Build the polyhedral
6201 representation for each scop before code generation.
6202 * sese.c (rename_variables_in_operand): Removed.
6203 (rename_variables_in_expr): Return the renamed expression.
6204 (rename_sese_parameters): New.
6205 * sese.h (rename_sese_parameters): Declared.
6207 2010-02-11 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/42998
6210 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6211 POINTER_PLUS_EXPR properly.
6213 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6214 Changpeng Fang <changpeng.fang@amd.com>
6217 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6218 the cost of an IV candidate when the IV is used in a test against zero.
6220 * gcc.dg/tree-ssa/ivopts-3.c: New.
6222 2010-02-11 Richard Guenther <rguenther@suse.de>
6225 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6226 pointer-vs-decl case by swapping refs. Handle some cases
6227 of pointer-vs-decl disambiguations more conservatively.
6228 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6229 to false after expanding.
6231 2010-02-11 Richard Guenther <rguenther@suse.de>
6234 * gcc.c (process_command): Handle LTO file@offset case more
6237 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6239 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6240 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6242 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6244 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6245 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6246 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6247 Optimize eq/ne comparisons when both arguments are known to be
6249 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6250 Don't mask operands unnecessarily if they are known to be already
6253 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6255 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6258 2010-02-10 Richard Guenther <rguenther@suse.de>
6260 PR tree-optimization/43017
6261 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6262 for wrapping signed arithmetic.
6264 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6267 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6268 if no debug info should be emitted for it.
6270 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6272 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6273 note when flag_exceptions is set.
6275 2010-02-10 Duncan Sands <baldrick@free.fr>
6277 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6279 2010-02-10 Richard Guenther <rguenther@suse.de>
6282 * tree.c (get_unwidened): Handle constants.
6283 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6285 2010-02-10 Martin Jambor <mjambor@suse.cz>
6288 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6289 check for variable argument counts independently.
6291 2010-02-10 Christian Bruel <christian.bruel@st.com>
6294 * config/sh/sh.c (find_barrier): Increase length for non delayed
6295 conditional branches.
6297 2010-02-10 Christian Bruel <christian.bruel@st.com>
6299 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6301 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6303 * builtins.c (set_builtin_user_assembler_name): Also handle
6304 ffs if int is smaller than word.
6306 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6309 * ira-conflicts.c (get_dup): Remove.
6310 (process_reg_shuffles): Add new parameter. Use it as an
6311 additional guard for copy generation.
6312 (add_insn_allocno_copies): Rewrite.
6314 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6316 * common.opt (fsched2-use-traces): Preserved for backward
6318 * doc/invoke.texi: Remove the documentation about option
6319 -fsched2-use-traces.
6320 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6321 flag_sched2_use_traces.
6322 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6323 the backward compatibility flag section.
6325 2010-02-09 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/43008
6328 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6329 make HEAP variables initialized from global memory if they
6330 are not known builtin functions.
6331 (find_func_aliases): Adjust.
6333 2010-02-09 Richard Guenther <rguenther@suse.de>
6335 PR tree-optimization/43000
6336 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6337 arithmetic manually.
6339 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6341 PR tree-optimization/42931
6342 * tree-loop-linear.c (try_interchange_loops): Don't call
6343 double_int_mul if estimated_loop_iterations failed.
6345 2010-02-08 Martin Jambor <mjambor@suse.cz>
6348 * tree-sra.c (build_accesses_from_assign): Do not mark in
6349 should_scalarize_away_bitmap if stmt has volatile ops.
6350 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6353 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6355 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6357 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6359 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6362 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6365 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6367 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6370 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6371 to unknown_dependence.
6372 (graphite_legal_transform_dr): Handle the unknown_dependence.
6373 (graphite_carried_dependence_level_k): Same.
6375 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6377 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6379 2010-02-07 Richard Guenther <rguenther@suse.de>
6382 * expr.c (get_inner_reference): Always initialize *pbitsize.
6384 2010-02-07 Richard Guenther <rguenther@suse.de>
6387 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6388 new ARRAY_REFs on variable size element or minimal index arrays.
6390 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6391 gimple_fold_indirect_ref.
6393 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6396 * arm.c (arm_override_options): Just return if the user has specified
6397 an invalid fpu name.
6399 2010-02-03 Jason Merrill <jason@redhat.com>
6402 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6403 i386_pe_maybe_record_exported_symbol.
6405 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6408 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6409 (pa_delegitimize_address): New function.
6411 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6413 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6414 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6416 2010-02-05 Richard Guenther <rguenther@suse.de>
6419 * lto-streamer-in.c (get_resolution): Deal with references
6420 to undefined functions.
6422 2010-02-05 Richard Guenther <rguenther@suse.de>
6424 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6425 (fold_const_aggregate_ref): Likewise.
6426 (ccp_fold_stmt): Substitute loads.
6427 (maybe_fold_reference): Verify types before substituting.
6429 (fold_gimple_assign): Unshare properly.
6430 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6432 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6434 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6435 for rs6000_gen_cell_microcode.
6437 2010-02-04 Richard Guenther <rguenther@suse.de>
6439 PR rtl-optimization/42952
6440 * dse.c (const_or_frame_p): Remove MEM handling.
6442 2010-02-04 Nick Clifton <nickc@redhat.com>
6444 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6445 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6446 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6447 (mn10300_asm_output_mi_thunk): New function.
6448 (mn10300_can_output_mu_thunk): New function.
6449 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6450 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6451 (FUNCTION_ARG): Delete incorrect comment.
6453 2010-02-03 Jason Merrill <jason@redhat.com>
6456 * fold-const.c (operand_equal_p): Handle erroneous types.
6458 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6460 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6462 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6464 PR rtl-optimization/42941
6465 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6468 2010-02-03 Jason Merrill <jason@redhat.com>
6471 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6473 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6476 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6477 (cselib_reset_table): Renamed from...
6478 (cselib_reset_table_with_next_value): ... this.
6479 (cselib_get_next_uid): Renamed from...
6480 (cselib_get_next_unknown_value): ... this.
6481 * cselib.c (next_uid): Renamed from...
6482 (next_unknown_value): ... this.
6483 (cselib_clear_table): Adjust.
6484 (cselib_reset_table): Adjust. Renamed from...
6485 (cselib_reset_table_with_next_value): ... this.
6486 (cselib_get_next_uid): Adjust. Renamed from...
6487 (cselib_get_next_unknown_value): ... this.
6488 (get_value_hash): Use hash.
6489 (cselib_hash_rtx): Likewise.
6490 (new_cselib_val): Adjust. Set and dump uid.
6491 (cselib_lookup_mem): Pass next_uid as hash.
6492 (cselib_subst_to_values): Likewise.
6493 (cselib_log_lookup): Dump uid.
6494 (cselib_lookup): Pass next_uid as hash. Adjust.
6495 (cselib_process_insn): Adjust.
6496 (cselib_init): Initialize next_uid.
6497 (cselib_finish): Adjust.
6498 (dump_cselib_table): Likewise.
6499 * dse.c (canon_address): Dump value uid.
6500 * print-rtl.c (print_rtx): Print value uid.
6501 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6503 (dv_uid): New function, sort of renamed from...
6504 (dv_htab_hash): ... this, reimplemented in terms of it and...
6505 (dv_uid2hash): ... this. New.
6506 (variable_htab_eq): Drop excess assertions.
6507 (tie_break_pointers): Removed.
6508 (canon_value_cmp): Compare uids.
6509 (variable_post_merge_New_vals): Print uids.
6510 (vt_add_function_parameters): Adjust.
6511 (vt_initialize): Reset table. Adjust.
6513 2010-02-03 Richard Guenther <rguenther@suse.de>
6515 PR tree-optimization/42944
6516 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6517 (call_may_clobber_ref_p_1): Likewise. Properly handle
6518 malloc and calloc clobbering errno.
6520 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6522 * doc/invoke.texi: Fix name of sched1 dump.
6524 * opts.c (decode_options): Set flag_tree_switch_conversion
6525 only conditionally on optimize >= 2.
6527 * gcse.c: Assorted comment fixes in pass description.
6529 2010-02-03 Anthony Green <green@moxielogic.com>
6531 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6532 nop padding in order to maintain alignment of storage location of
6533 target function address.
6534 (moxie_trampoline_init): Store target function address at newly
6536 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6538 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6540 2010-02-03 Richard Guenther <rguenther@suse.de>
6543 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6545 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6547 * config.gcc: Reenable check for obsolete targets.
6548 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6549 mips-sgi-irix6.[0-4]*.
6551 2010-02-02 Nick Clifton <nickc@redhat.com>
6553 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6554 constant size of 4 as being the same as 0.
6555 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6556 can take values in the range 0..4.
6558 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6561 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6562 as _darwin10_Unwind_FindEnclosingFunction().
6563 * libgcc-libsystem.ver: New.
6565 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6568 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6569 implicitly set registers.
6571 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6573 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6574 (arm_override_options): Allow automatic selection of the thread
6575 pointer register if thumb2.
6576 (legitimize_pic_address): Improve code sequences for Thumb2.
6577 (arm_call_tls_get_addr): Likewise.
6578 (legitimize_tls_address): Likewise.
6579 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6580 (pic_load_addr_32bit): ... this. New named pattern.
6581 * thumb2.md (pic_load_addr_thumb2): Delete.
6582 (pic_load_dot_plus_four): Delete.
6583 (tls_load_dot_plus_four): New named pattern.
6585 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6588 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6589 Document fix for TLS bug.
6591 2010-01-31 Richard Guenther <rguenther@suse.de>
6593 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6594 conservatively correct.
6596 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6600 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6602 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6604 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6608 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6610 * config.gcc: Adjust order of makefile fragments for mingw targets.
6612 2010-01-31 Richard Guenther <rguenther@suse.de>
6615 * gimplify.c (gimplify_init_constructor): For volatile LHS
6616 initialize a temporary.
6618 2010-01-31 Matthias Klose <doko@ubuntu.com>
6620 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6622 * configure: Regenerate.
6624 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6626 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6627 the same alias set and their sizes different constantness.
6628 (aliasing_component_refs_p): Revert 2009-10-24 change.
6630 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6632 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6635 2010-01-29 Richard Guenther <rguenther@suse.de>
6637 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6638 Assert we successfully updated the call.
6640 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6642 PR rtl-optimization/42889
6643 * df.h (df_set_bb_dirty_nonlr): New prototype.
6644 * df-core.c (df_set_bb_dirty_nonlr): New function.
6645 * df-scan.c (df_insn_rescan): Call it instead of
6646 df_set_bb_dirty for DEBUG_INSNs.
6648 2010-01-29 Richard Guenther <rguenther@suse.de>
6651 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6652 quadratic behavior in most cases.
6654 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6657 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6658 in the call to gen_x86_movsicc_0_m1.
6660 2010-01-28 Richard Guenther <rguenther@suse.de>
6662 PR tree-optimization/42871
6663 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6665 2010-01-28 Richard Guenther <rguenther@suse.de>
6667 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6668 into call arguments.
6670 2010-01-28 Richard Guenther <rguenther@suse.de>
6673 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6674 the forwarder if the destination is an EH landing pad.
6676 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6678 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6679 block list passed to gimple_duplicate_sese_tail.
6680 (parallelize_loops): Avoid parallelization when the function
6682 Avoid parallelization when the preheader is IRREDUCIBLE.
6683 Try to optimize when estimated_loop_iterations_int is unresolved.
6684 Add the loop's location to the dump file.
6685 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6686 (gimple_duplicate_sese_tail): Remove the check for the latch.
6687 Redirect nexits to the exit block.
6688 Remove handling of the incoming edges to the latch.
6689 Redirect the backedge from the copied latch to the exit bb.
6691 2010-01-28 Michael Matz <matz@suse.de>
6694 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6695 Wrap force_reg into a sequence, emit it before user.
6697 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6699 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6701 (arm_legacy_rev): Likewise.
6702 (thumb_legacy_rev): Likewise.
6704 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6706 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6707 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6708 on MEM's address failed, try avoid_constant_pool_reference and
6709 recurse if it returned something different.
6710 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6711 address, try avoid_constant_pool_reference and recurse if it
6712 returned something different.
6713 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6714 address and avoid_constant_pool_reference returned something
6715 different, don't set have_address.
6717 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6720 * var-tracking.c (val_store): Add modified argument, obey it.
6722 (count_uses): Move down logging of main.
6723 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6724 don't need resolution.
6725 (emit_notes_in_bb): Likewise.
6727 2010-01-27 Richard Guenther <rguenther@suse.de>
6730 * tree-inline.c (remap_decl): Delay remapping of SSA name
6731 default definitions until we need them.
6733 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6735 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6736 (rs6000_delegitimize_address): New function.
6738 * config/s390/s390.c (s390_delegitimize_address): Call
6739 delegitimize_mem_from_attrs.
6742 * tree-inline.c (cannot_copy_type_1): Removed.
6743 (copy_forbidden): Don't forbid copying of functions containing
6744 records/unions with variable length fields.
6746 2010-01-27 Christian Bruel <christian.bruel@st.com>
6750 * config/sh/sh.c (find_barrier): Increase length for non delayed
6751 conditional branches.
6753 2010-01-27 Matthias Klose <doko@ubuntu.com>
6755 * configure.ac (gnu-unique-object): Fix ldd version check.
6756 * configure: Regenerate.
6758 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6760 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6762 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6763 Test for HAVE_GNU_AS value.
6765 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6767 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6768 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6769 INT64_TYPE): Define.
6770 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6771 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6772 INT_LEAST64_TYPE): Define.
6773 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6774 UINT_LEAST64_TYPE): Define.
6775 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6776 INT_FAST64_TYPE): Define.
6777 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6778 UINT_FAST64_TYPE): Define.
6779 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6780 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6781 (SIG_ATOMIC_TYPE): Define.
6783 2010-01-26 Richard Guenther <rguenther@suse.de>
6785 * df-scan.c (df_scan_set_bb_info): Remove assert.
6786 (df_insn_rescan_debug_internal): Merge asserts.
6787 (df_install_ref): Likewise.
6788 (df_mark_reg): Use bitmap_set_range.
6789 (df_hard_reg_used_p): Remove assert.
6790 (df_hard_reg_used_count): Likewise.
6792 2010-01-26 Richard Guenther <rguenther@suse.de>
6794 PR rtl-optimization/42685
6795 * web.c (web_main): Ignore DEBUG_INSNs.
6797 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6799 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6801 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6802 Fix types of fndecl and arglist parameters.
6804 2010-01-26 Richard Guenther <rguenther@suse.de>
6807 * tree-eh.c (unsplit_eh): Skip debug insns.
6809 2010-01-26 Richard Guenther <rguenther@suse.de>
6811 PR tree-optimization/42250
6812 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6814 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6817 * omp-low.c (expand_omp_sections): Only use single_pred if
6818 l2_bb is single_pred_p.
6820 2010-01-25 Christian Bruel <christian.bruel@st.com>
6823 * config/sh/sh.c (find_barrier): Increase length for non delayed
6824 conditional branches.
6825 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6827 2010-01-24 David S. Miller <davem@davemloft.net>
6829 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6830 define if not using GAS.
6831 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6832 Likewise. Delete SECTION_MERGE code, which is only applicable
6835 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6838 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6839 mangling of va_list in system headers.
6841 2010-01-23 Toon Moene <toon@moene.org>
6843 * tree-predcom.c (combine_chains): Return NULL, not false.
6845 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6847 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6848 initialization of variable res to agree with return type.
6850 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6852 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6853 * tree-sra.c: Add include of expr.h.
6855 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6857 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6858 insert the debug stmt on the single non-EH edge from the stmt.
6860 2010-01-22 Richard Henderson <rth@redhat.com>
6863 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6864 the RHS until after generate_subtree_copies has insertted its
6865 code before the current statement.
6867 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6869 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6871 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6873 2010-01-21 Martin Jambor <mjambor@suse.cz>
6875 PR tree-optimization/42585
6876 * tree-sra.c (struct access): New field grp_total_scalarization.
6877 (dump_access): Dump the new field.
6878 (should_scalarize_away_bitmap): New variable.
6879 (cannot_scalarize_away_bitmap): Likewise.
6880 (sra_initialize): Allocate new bitmaps.
6881 (sra_deinitialize): Free new bitmaps.
6882 (create_access_1): New function.
6883 (create_access): Parts moved to create_access_1.
6884 (type_consists_of_records_p): New function.
6885 (completely_scalarize_record): Likewise.
6886 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6887 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6888 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6890 (analyze_all_variable_accesses): Completely scalarize small eligible
6893 2010-01-21 Martin Jambor <mjambor@suse.cz>
6895 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6897 2010-01-21 Andrew Haley <aph@redhat.com>
6899 * gcc.c (process_command): Move lang_specific_driver before
6900 setting cc_libexec_prefix.
6902 2010-01-21 Richard Guenther <rguenther@suse.de>
6905 * fold-const.c (negate_expr_p): Pretend only negative
6906 real constants are easily negatable.
6908 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6909 Jason Merrill <jason@redhat.com>
6911 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6912 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6913 * calls.c (initialize argument_information): Handle it.
6914 * c-common.c (handle_transparent_union_attribute): Use new name.
6915 * c-decl.c (finish_struct): Ditto.
6916 * c-typeck.c (type_lists_compatible_p): Ditto.
6917 (convert_for_assignment): Use new name and also handle record.
6918 * function.c (aggregate_value_p): Handle it.
6919 (pass_by_reference): Ditto.
6920 (assign_parm_data_types): Ditto.
6921 * print-tree.c (print_node): Ditto.
6922 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6923 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6924 * tree.c (first_field): New fn.
6926 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6929 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6930 even when linking statically, for now.
6932 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6935 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6936 without a cselib val.
6937 (count_uses): Accept MO_VAL_SET with no val on stores.
6938 (add_stores): Likewise.
6940 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6942 * var-tracking.c (check_value_val): Add a compile time assertion.
6943 (dv_is_decl_p): Simplify.
6944 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6945 gcc_assert if ENABLE_CHECKING.
6947 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6950 * var-tracking.c: Include tree-flow.h.
6951 (mem_dies_at_call): New.
6952 (dataflow_set_preserve_mem_locs): Use it.
6953 (dataflow_set_remove_mem_locs): Likewise.
6954 (dump_var): Renamed from dump_variable. Adjust all callers.
6955 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6956 * Makefile.in (var-tracking.o): Adjust deps.
6958 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6960 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6962 2010-01-20 Richard Guenther <rguenther@suse.de>
6964 PR tree-optimization/42717
6965 * tree-ssa-dce.c (get_live_post_dom): Remove.
6966 (forward_edge_to_pdom): Take an arbitrary edge to copy
6967 degenerate PHI args from.
6968 (remove_dead_stmt): Use the first post-dominator even if it
6969 does not contain live statements as redirection destination.
6971 2010-01-20 Richard Guenther <rguenther@suse.de>
6973 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6975 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6977 * sel-sched.c (create_speculation_check): Remove set but not used
6979 (try_transformation_cache): Remove set but not used variable ds.
6980 (calculate_privileged_insns): Remove set but not used variables
6981 cur_insn and min_spec_insn.
6982 (find_best_expr): Remove set but not used variable avail_n.
6983 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6985 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6987 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6988 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6991 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6994 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6995 cpu types. Add support for *-sse3 cpu types.
6996 (x86_64-*-*): Ditto.
6998 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7001 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7002 argument, call initializer_constant_valid_p_1 instead of
7003 initializer_constant_valid_p, pass CACHE to it, return NULL
7004 immediately if first call returns NULL.
7005 (initializer_constant_valid_p_1): New function.
7006 (initializer_constant_valid_p): Use it.
7008 2010-01-20 Thomas Quinot <quinot@adacore.com>
7010 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7012 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7014 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7015 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7016 (loc_list_from_tree): Don't handle unsigned division. Handle
7017 signed modulo using DW_OP_{over,over,div,mul,minus}.
7018 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7019 modulo instead of signed.
7021 2010-01-20 DJ Delorie <dj@redhat.com>
7023 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7025 (h8300_emit_stack_adjustment): Propogate it.
7027 (h8300_expand_prologue): Likewise.
7028 (h8300_expand_epilogue): Likewise.
7030 2010-01-19 Michael Matz <matz@suse.de>
7032 PR tree-optimization/41783
7033 * tree-data-ref.c (toplevel): Include flags.h.
7034 (dump_data_dependence_relation): Also dump the inputs if the
7035 result will be unknown.
7036 (split_constant_offset_1): Look through some conversions.
7037 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7038 the offset from last element is too large.
7039 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7040 (reassociate_to_the_same_stmt): Handle vector registers.
7041 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7043 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7044 wide_prolog_niters argument, emit widening instructions.
7045 (vect_do_peeling_for_alignment): Adjust caller, use widened
7046 variant of the iteration cound.
7047 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7049 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7052 * config/arm/neon-testgen.m (emit_automatics): New parameter
7053 features. Adjust for Fixed_return_reg feature.
7054 (test_intrinsic): Call emit_automatics with new feature.
7055 * config/arm/neon.ml: Update copyright years.
7056 (features): New Fixed_return_reg feature.
7057 (ops): Update feature for Vget_low.
7059 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7061 PR tree-optimization/42719
7062 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7066 * fwprop.c (all_uses_available_at): Return false if def_set dest
7067 is a REG that is used in def_insn.
7069 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7071 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7073 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7076 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7078 * target.h (struct gcc_target) <secondary_reload>: Change type
7079 of last argument to secondary_reload_info *.
7081 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7084 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7085 memory references with unaligned offsets. Remove CQImode handling.
7086 (unaligned_memory_operand): Return 1 for memory references with
7087 unaligned offsets. Remove CQImode handling.
7089 2010-01-18 Richard Guenther <rguenther@suse.de>
7092 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7095 2010-01-18 Richard Guenther <rguenther@suse.de>
7097 PR tree-optimization/42781
7098 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7099 restrict processing only if the original variable was artificial.
7101 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7103 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7104 find number of popped argument bytes.
7106 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7107 Fix the text that describes the return value for invalid insns.
7109 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7111 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7112 Clarify what 'cost of the -dependence' is. Fix quoting.
7114 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7115 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7117 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7119 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7120 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7122 2010-01-17 Richard Guenther <rguenther@suse.de>
7125 * function.c (split_complex_args): Take a VEC to modify.
7126 (assign_parms_augmented_arg_list): Build a VEC instead of
7127 a chain of PARM_DECLs.
7128 (assign_parms_unsplit_complex): Take a VEC of arguments.
7129 Do not fixup unmodified parms.
7130 (assign_parms): Deal with the VEC.
7131 (gimplify_parameters): Likewise.
7133 2010-01-17 Richard Guenther <rguenther@suse.de>
7135 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7136 node existence check.
7137 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7138 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7139 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7140 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7141 (gimple_execute_on_growing_pred): Likewise.
7143 2010-01-17 Richard Guenther <rguenther@suse.de>
7145 PR tree-optimization/42773
7146 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7147 (compute_antic_aux): Likewise.
7148 (compute_partial_antic_aux): Likewise.
7150 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7153 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7156 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7158 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7161 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7162 Fix markup for strict argument.
7164 (TARGET_SCHED_REORDER2): Fix argument types.
7166 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7167 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7169 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7170 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7172 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7175 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7176 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7177 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7178 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7179 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7181 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7183 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7185 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7186 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7188 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7190 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7193 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7195 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7196 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7198 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7200 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7202 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7203 referring to it. Fix language.
7205 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7207 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7209 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7211 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7213 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7214 '@var{stream}. Remove stray 'and'.
7216 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7218 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7220 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7222 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7223 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7225 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7226 Fix description of return value.
7227 Rename argument "sz" to "len."
7229 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7230 Clarify meaning of 'true' return value.
7232 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7234 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7235 rep_mode versus mode_rep.
7237 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7239 (TARGET_BUILTIN_DECL): Fix name.
7241 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7243 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7245 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7247 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7249 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7251 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7254 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7255 Rename argument tm_fn to md_fn.
7257 (TARGET_OPTION_PRINT): Fix argument list.
7259 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7262 * config/i386/i386.c (ix86_fixup_binary_operands):
7263 Revert FMA4 fixup of operands.
7265 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7268 * Makefile.in (write_entries_to_file, install-plugin):
7269 Use \012 instead of \n with tr.
7271 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7273 * configure.ac (HAVE_AS_REF): New C macro.
7274 * configure: Regenerate.
7275 * config.in: Likewise.
7276 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7278 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7281 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7283 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7285 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7287 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7289 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7291 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7293 (TARGET_BINDS_LOCAL_P): Fix argument type.
7295 (TARGET_ASM_FILE_END): Use prototype.
7297 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7299 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7301 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7303 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7305 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7306 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7308 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7309 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7311 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7312 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7313 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7314 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7316 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7318 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7320 (TARGET_INIT_BUILTINS): Use prototype.
7322 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7323 Put 'const char *' in braces. Fix parameter types.
7324 (TARGET_INVALID_CONVERSION): Fix parameter types.
7325 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7326 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7328 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7331 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7333 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7335 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7337 * doc/tm.texi (TARGET_HELP): Fix return type.
7339 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7340 in braces. Fix argument types.
7342 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7344 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7346 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7348 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7349 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7351 (TARGET_MANGLE_TYPE): Fix argument types.
7353 (TARGET_IRA_COVER_CLASSES): Use prototype.
7355 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7357 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7359 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7361 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7363 (TARGET_CALLEE_COPIES): Fix argument types.
7365 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7367 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7369 (TARGET_FUNCTION_VALUE): Fix argument types.
7371 (TARGET_RETURN_IN_MSB): Fix argument type.
7373 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7375 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7377 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7379 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7380 agree with return type.
7382 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7384 2010-01-15 Jing Yu <jingyu@google.com>
7386 PR rtl-optimization/42691
7387 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7388 a pseudo to a constant and are merged, and adjust comments.
7390 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7392 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7394 2010-01-15 Richard Guenther <rguenther@suse.de>
7397 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7398 labels of computed or non-local gotos to the destination.
7399 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7400 landing pad label is the first label.
7402 2010-01-15 Richard Guenther <rguenther@suse.de>
7404 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7406 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7409 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7410 to allow generation of the xssqrtdp instruction on power7.
7411 (sqrtdf2_fpr): Ditto.
7413 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7416 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7417 functions with noreturn attribute.
7420 * varasm.c (declare_weak): Add weak attribute to decl if it
7421 doesn't have one already.
7422 (assemble_external): Only add decls to weak_decls if they also
7423 have weak attribute.
7425 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7427 * var-tracking.c (var_reg_delete): Don't delete the association
7428 between REGs and values or one-part variables if the register
7431 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7434 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7435 because its first operand is a non-localized variable.
7437 2010-01-14 Martin Jambor <mjambor@suse.cz>
7439 PR tree-optimization/42706
7440 * tree-sra.c (encountered_recursive_call): New variable.
7441 (encountered_unchangable_recursive_call): Likewise.
7442 (sra_initialize): Initialize both new variables.
7443 (callsite_has_enough_arguments_p): New function.
7444 (scan_function): Call decl and flags check only for IPA-SRA, check
7445 whether there is a recursive call and whether it has enough arguments.
7446 (all_callers_have_enough_arguments_p): New function.
7447 (convert_callers): Look for recursive calls only when
7448 encountered_recursive_call is set.
7449 (ipa_early_sra): Bail out either if
7450 !all_callers_have_enough_arguments_p or
7451 encountered_unchangable_recursive_call.
7453 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7455 * sel-sched.c: Add 2010 to copyright years.
7456 * sel-sched-ir.c: Likewise.
7457 * sel-sched-ir.h: Likewise.
7459 2010-01-14 Martin Jambor <mjambor@suse.cz>
7461 PR tree-optimization/42714
7462 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7463 constructors specially.
7465 2010-01-14 Andi Kleen <ak@linux.intel.com>
7467 * config/i386/drivers-i386.c (detect_caches_intel):
7468 Add l2sizekb parameter and fill in.
7469 (host_detect_local_cpu): Add l2sizekb, fill in.
7470 Add Atom small cache heuristic.
7472 2010-01-14 Andi Kleen <ak@linux.intel.com>
7474 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7475 Add level3 parameter and fill in.
7476 (detect_caches_intel): Handle level3 cache.
7478 2010-01-14 Andi Kleen <ak@linux.intel.com>
7480 * config/i386/drivers-i386.c (host_detect_local_cpu):
7481 Fix core duo detection.
7483 2010-01-14 Andi Kleen <ak@linux.intel.com>
7485 * config/i386/drivers-i386.c (host_detect_local_cpu):
7488 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7490 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7491 (rs6000_variable_issue_1): this. Use...
7492 (rs6000_variable_issue): here. Reimplement. Print debug info.
7494 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7496 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7497 sel_restore_notes. Update all callers. Call reemit_notes
7500 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7502 PR rtl-optimization/42246
7503 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7506 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7508 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7509 all successors is the same as number of successors in current region.
7511 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7513 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7514 to rename is not separable. Otherwise check that its LHS is not NULL.
7516 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7518 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7520 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7522 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7523 available registers when failed to discover LHS register class.
7524 Fix indentation. Update comment.
7526 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7527 Alexander Monakov <amonakov@ispras.ru>
7529 PR rtl-optimization/42389
7530 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7532 (advance_state_on_fence): Likewise.
7533 (sel_target_adjust_priority): Print debug output only when
7534 sched_verbose >= 4, not 2.
7535 (get_expr_cost): Do not issue all unique insns on the next cycle.
7536 (fill_insns): Initialize can_issue_more from the value saved
7538 * sel-sched-ir.c (flist_add): New parameter issue_more.
7539 Init FENCE_ISSUE_MORE with it.
7540 (merge_fences): Likewise.
7541 (init_fences): Update call to flist_add.
7542 (add_to_fences, add_clean_fence_to_fences)
7543 (add_dirty_fence_to_fences): Likewise.
7544 (move_fence_to_fences): Update call to merge_fences.
7545 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7547 * sel-sched-ir.h (struct _fence): New field issue_more.
7548 (FENCE_ISSUE_MORE): New accessor macro.
7550 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7552 PR rtl-optimization/42388
7553 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7554 that have no predecessors nor successors. Do not call move_bb_info
7555 for empty blocks outside of current region.
7557 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7559 PR rtl-optimization/42294
7560 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7561 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7562 originators' originators.
7564 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7566 PR rtl-optimization/39453
7567 PR rtl-optimization/42246
7568 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7570 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7572 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7573 Alexander Monakov <amonakov@ispras.ru>
7576 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7577 (maybe_tidy_empty_bb): ... here. Make static. Add new
7578 argument. Update all callers.
7579 (tidy_control_flow): ... and here. Recompute topological order
7580 of basic blocks in region if necessary.
7581 (sel_redirect_edge_and_branch): Change return type. Return true
7582 if topological order might have been invalidated.
7583 (purge_empty_blocks): Export and move from...
7584 * sel-sched.c (purge_empty_blocks): ... here.
7585 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7586 (maybe_tidy_empty_bb): Delete prototype.
7587 (purge_empty_blocks): Declare.
7589 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7591 PR rtl-optimization/42249
7592 * sel-sched.c (try_replace_dest_reg): When chosen register
7593 and original register is the same, do not bail out early, but
7594 still check all original insns for validity of replacing destination
7595 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7598 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7601 Port from no-undefined-overflow branch:
7602 2009-03-09 Richard Guenther <rguenther@suse.de>
7604 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7606 2010-01-14 Richard Guenther <rguenther@suse.de>
7609 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7611 2010-01-14 Ira Rosen <irar@il.ibm.com>
7613 PR tree-optimization/42709
7614 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7615 as scalar type in creation of constant vector operand.
7617 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7620 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7621 (check-parallel-%): Match `testsuite' directory component only
7624 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7626 PR translation/39521
7627 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7630 2010-01-13 Richard Guenther <rguenther@suse.de>
7632 PR tree-optimization/42730
7633 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7636 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7639 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7640 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7643 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7645 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7646 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7647 ___umulsi3_highpart.
7649 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7650 rather than schedule_insns if the pass is enabled.
7652 2010-01-13 Martin Jambor <mjambor@suse.cz>
7654 PR tree-optimization/42704
7655 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7658 2010-01-13 Martin Jambor <mjambor@suse.cz>
7660 PR tree-optimization/42703
7661 * tree-sra.c (analyze_access_subtree): Check that we can build a
7662 reference to the original data within the aggregate.
7664 2010-01-13 Richard Guenther <rguenther@suse.de>
7666 PR tree-optimization/42705
7667 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7669 2010-01-13 Richard Guenther <rguenther@suse.de>
7672 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7674 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7677 * var-tracking.c (values_to_unmark): New variable.
7678 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7679 values_to_unmark vector. Moved body to...
7680 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7681 instead queue it into values_to_unmark vector.
7682 (vt_find_locations): Free values_to_unmark vector.
7684 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7686 * config/s390/s390.c (override_options): Set
7687 default of max-pending-list-length to 256
7689 2010-01-13 Richard Guenther <rguenther@suse.de>
7692 * tree-pass.h (PROP_gimple_lcx): New.
7693 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7694 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7695 before the final cleanup_eh.
7696 (dump_properties): Dump PROP_gimple_lcx.
7697 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7698 (tree_lower_complex_O0): Remove.
7699 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7700 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7701 tree_lower_complex, schedule TODO_update_ssa.
7702 * lto-streamer-out.c (output_function): Stream the functions
7704 * lto-streamer-in.c (input_function): Likewise.
7705 (lto_read_body): Do not override them here.
7707 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7710 * c-typeck.c (build_c_cast): Fold value cast to union type before
7711 wrapping it in a CONSTRUCTOR.
7713 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7715 PR rtl-optimization/42699
7716 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7719 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7721 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7722 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7723 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7724 SUBTARGET_WARN_UNUSED_SPEC): ... here
7725 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7727 2010-01-12 Julian Brown <julian@codesourcery.com>
7729 * config/arm/neon-schedgen.ml (Utils): Don't try to
7730 open missing module.
7731 (find_with_result): New.
7733 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7736 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7737 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7739 PR tree-optimization/42645
7740 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7741 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7742 decl_map, set processing_debug_stmt to -1 and return name without
7745 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7747 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7748 binutils version, and reword target configuration description.
7750 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7752 * config/avr/avr.h (LINKER_NAME): Remove.
7754 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7757 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7758 that support VSX, warn for -mno-altivec if vsx is not disabled,
7761 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7762 Shujing Zhao <pearly.zhao@oracle.com>
7764 PR translation/42469
7765 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7766 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7767 character between option name and help text.
7768 * c.opt (imultilib): Likewise.
7770 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7772 * lto-streamer-out.c (output_unreferenced_globals): Output static
7775 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7777 PR rtl-optimization/42621
7778 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7779 optimizing for size.
7780 (duplicate_computed_gotos): Remove now-redundant check.
7782 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7785 * configure.ac: Save and restore LDFLAGS and LIBS
7786 * configure: Regenerate.
7788 2010-01-10 Richard Guenther <rguenther@suse.de>
7791 * builtins.c (fold_builtin_strlen): Add type argument and
7792 convert the resulting length to it.
7793 (fold_builtin_1): Adjust.
7795 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7797 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7798 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7800 (num_insns_constant_wide): Adjust for that change.
7802 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7805 * web.c (union_defs): Add used argument, to combine uses of
7807 (entry_register): Adjust type and tests of used argument.
7808 (web_main): Widen used for new use. Pass it to union_defs.
7809 * df.h (union_defs): Adjust prototype.
7811 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7814 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7815 uses in new incoming argument. Free body.
7816 (reset_debug_uses_in_loop): New.
7817 (analyze_insn_to_expand_var): Call the latter if the former found
7818 anything. Fix whitespace. Reject invalid dest overlaps before
7819 going through all insns in the loop.
7821 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7824 * haifa-sched.c (dying_use_p): Debug insns don't count.
7826 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7829 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7830 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7831 (verify_gimple_call): Reject LHS in noreturn calls.
7833 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7837 * tree-vect-loop-manip.c (adjust_info): New type.
7838 (adjust_vec): New pointer to vector.
7839 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7840 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7841 (slpeel_update_phis_for_duplicate_loop): Use them.
7842 (slpeel_update_phi_nodes_for_guard1): Likewise.
7843 (slpeel_update_phi_nodes_for_guard2): Likewise.
7844 (slpeel_tree_peel_loop_to_edge): Likewise.
7845 (vect_update_ivs_after_vectorizer): Likewise.
7847 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7849 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7850 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7852 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7854 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7855 bogus uninitialized warning.
7857 2010-01-09 Richard Guenther <rguenther@suse.de>
7860 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7861 the evolution is compatible with the initial condition.
7863 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7865 * gcc.c (process_command): Update copyright notice dates.
7866 * gcov.c (print_version): Likewise.
7867 * gcov-dump.c (print_version): Likewise.
7868 * mips-tfile.c (main): Likewise.
7869 * mips-tdump.c (main): Likewise.
7871 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7874 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7876 (rotlhi3_8): Delete.
7878 (rotlsi3_8): Delete.
7879 (rotlsi3_16): Delete.
7880 (rotlsi3_24): Delete.
7882 (*rotw<mode>3): New.
7883 (*rotb<mode>3): New.
7884 * config/avr/avr.c (avr_rotate_bytes): New function.
7885 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7887 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7890 * configure.ac: Modify -rdynamic check.
7891 * configure: Regenerate.
7893 2010-01-08 DJ Delorie <dj@redhat.com>
7895 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7896 register popping order.
7898 2010-01-08 Richard Guenther <rguenther@suse.de>
7901 * c.opt (fsigned-char): Also let LTO handle this option.
7902 (funsigned-char): Likewise.
7904 2010-01-07 Richard Guenther <rguenther@suse.de>
7906 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7907 (gimple_op): Likewise.
7908 (gimple_op_ptr): Likewise.
7909 (gimple_assign_set_lhs): Remove gcc_assert.
7910 (gimple_assign_set_rhs1): Likewise.
7911 (gimple_assign_set_rhs2): Likewise.
7912 (gimple_call_set_lhs): Likewise.
7913 (gimple_call_set_fn): Likewise.
7914 (gimple_call_set_fndecl): Likewise.
7915 (gimple_call_fndecl): Likewise.
7916 (gimple_call_return_type): Likewise.
7917 (gimple_call_set_chain): Likewise.
7918 (gimple_call_num_args): Likewise.
7919 (gimple_call_set_arg): Likewise.
7920 (gimple_cond_set_code): Likewise.
7921 (gimple_cond_set_lhs): Likewise.
7922 (gimple_cond_set_rhs): Likewise.
7923 (gimple_cond_set_true_label): Likewise.
7924 (gimple_cond_set_false_label): Likewise.
7925 (gimple_label_set_label): Likewise.
7926 (gimple_goto_set_dest): Likewise.
7927 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7928 (gimple_debug_bind_get_value): Likewise.
7929 (gimple_debug_bind_get_value_ptr): Likewise.
7930 (gimple_debug_bind_set_var): Likewise.
7931 (gimple_debug_bind_set_value): Likewise.
7932 (gimple_debug_bind_reset_value): Likewise.
7933 (gimple_debug_bind_has_value_p): Likewise.
7934 (gimple_return_retval_ptr): Remove gcc_assert.
7935 (gimple_return_retval): Likewise.
7936 (gimple_return_set_retval): Likewise.
7937 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7938 (safe_referenced_var_iterator): Remove.
7939 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7940 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7941 (fill_referenced_var_vec): Remove.
7942 (first_readonly_imm_use): Remove redundant gcc_assert.
7943 (phi_arg_index_from_use): Combine gcc_asserts.
7944 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7945 (first_imm_use_stmt): Remove redundant gcc_assert.
7946 * tree-cfg.c (verify_gimple_call): Verify function and chain
7947 operands. Verify arguments.
7948 (verify_types_in_gimple_stmt): Verify condition code and labels.
7950 2010-01-07 Richard Guenther <rguenther@suse.de>
7952 PR tree-optimization/42641
7953 * sese.c (rename_map_elt_info): Use the SSA name version, do
7956 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7958 PR tree-optimization/42625
7959 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7960 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7962 2010-01-07 Duncan Sands <baldrick@free.fr>
7964 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7966 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7969 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7970 note itself is not function_invariant_p.
7972 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7974 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7975 Do not add the DF_NOTE problem.
7976 * store-motion.c (execute_rtl_store_motion): Likewise.
7978 2010-01-07 Martin Jambor <mjambor@suse.cz>
7980 PR tree-optimization/42157
7981 * tree-sra.c (compare_access_positions): Stabilize sort if both
7982 accesses have integer types, return zero immediately if they are the
7985 2010-01-06 Richard Henderson <rth@redhat.com>
7988 * haifa-sched.c (add_to_note_list): Merge into ...
7989 (concat_note_lists): ... here, and ...
7990 (unlink_other_notes, rm_other_notes): Merge into...
7991 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7992 NOTE_INSN_EPILOGUE_BEG.
7994 2010-01-06 Richard Guenther <rguenther@suse.de>
7996 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7997 not inline regular functions into always-inline functions.
7999 2010-01-06 Nick Clifton <nickc@redhat.com>
8001 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8002 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8004 (OVERRIDE_OPTIONS): Delete.
8005 (OPTIMIZATION_OPTIONS): Define.
8006 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8007 * config/rx/rx.c (rx_handle_option): Issue an error message if
8008 -mcpu=rx200 and -fpu are used together.
8009 (rx_set_optimization_options): New function. Issue an error
8010 message if an optimization attribute attempts to reset the FPU/
8011 math optimization pairing.
8012 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8013 * config/rx/rx.opt: Set the default to 32-bit doubles.
8014 * config/rx/t-rx: Add multilibs for -nofpu option.
8015 * doc/invoke.texi: Update documentation of RX options.
8017 2010-01-06 Richard Guenther <rguenther@suse.de>
8019 * tree-ssa-pre.c (name_to_id): New global.
8020 (alloc_expression_id): Simplify SSA name handling.
8021 (lookup_expression_id): Likewise.
8022 (init_pre): Zero name_to_id.
8023 (fini_pre): Free it.
8025 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8027 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8029 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8032 * config/i386/sse.md (smaxv2di3): New.
8033 (umaxv2di3): Likewise.
8034 (sminv2di3): Likewise.
8035 (uminv2di3): Likewise.
8037 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8040 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8041 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8042 (legitimize_tls_address): Likewise.
8043 (sparc_tls_referenced_p): Likewise.
8044 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8045 and adjust calls to legitimize_pic_address.
8046 (legitimate_constant_p) Use sparc_tls_referenced_p.
8047 (legitimate_pic_operand_p): Likewise.
8048 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8049 (sparc_tls_symbol_ref_1): Delete.
8050 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8051 (legitimize_tls_address): Make static, handle CONST patterns.
8052 (legitimize_pic_address): Make static, remove unused parameter and
8053 adjust recursive calls.
8054 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8055 and adjust call to legitimize_pic_address.
8056 (sparc_output_mi_thunk): Likewise.
8058 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8059 H.J. Lu <hongjiu.lu@intel.com>
8062 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8063 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8064 operands to make them signed.
8067 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8070 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8071 GTU to GT for V4SI and V2DI.
8073 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8074 (umin<mode>3): Removed.
8076 (uminv4si3): Likewise.
8078 2010-01-05 Martin Jambor <mjambor@suse.cz>
8080 PR tree-optimization/42462
8081 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8082 current_function_decl to helper functions and macros.
8084 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8087 * flags.h: Don't include real.h.
8088 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8089 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8090 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8091 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8092 * dominance.c: Update copyright.
8093 * gimple.c (walk_gimple_op): Remove inline.
8094 * tree-ssa-reassoc.c: Include real.h.
8095 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8096 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8098 2010-01-05 Nick Clifton <nickc@redhat.com>
8100 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8101 register to push into the stack frame when the accumulator has to
8102 be saved during interrupts.
8104 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8106 * doc/invoke.texi: Remove the documentation about option
8108 * common.opt (Wunreachable-code): Preserved for backward
8110 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8111 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8112 the backward compatibility flag section.
8114 2010-01-05 Richard Guenther <rguenther@suse.de>
8116 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8118 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8121 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8123 PR tree-optimization/42508
8124 * tree-sra.c (convert_callers): Check for recursive call
8125 by comparing cgraph nodes instead of decls.
8126 (modify_function): Call ipa_modify_formal_parameters also
8127 on all same_body aliases.
8129 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8130 cgraph nodes when checking for same_body aliases.
8132 2010-01-05 Richard Guenther <rguenther@suse.de>
8134 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8135 allocation and lookup.
8136 (get_or_alloc_expr_for_constant): Likewise.
8137 (phi_translate): Sink allocation.
8139 2010-01-04 Richard Guenther <rguenther@suse.de>
8141 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8142 a new entry only if needed.
8143 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8144 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8146 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8148 (phi_translate): Handle CONSTANTs early.
8150 2010-01-04 Martin Jambor <mjambor@suse.cz>
8152 PR tree-optimization/42398
8153 * tree-sra.c (struct access): Removed flag grp_different_types.
8154 (dump_access): Do not dump the removed flag.
8155 (sort_and_splice_var_accesses): Do not set the removed flag.
8156 (sra_modify_expr): Check for type compatibility directly.
8158 2010-01-04 Martin Jambor <mjambor@suse.cz>
8160 PR tree-optimization/42366
8161 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8162 edges with variable number of parameters.
8163 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8164 flag instead of asserting it.
8165 (ipa_read_node_info): Read uses_analysis_done flag.
8167 2010-01-04 Richard Guenther <rguenther@suse.de>
8169 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8170 iterative_hash_* as intended.
8171 (vn_reference_compute_hash): Likewise. Simplify hashing
8173 (vn_reference_lookup_2): Likewise.
8174 (vn_nary_op_compute_hash): Likewise.
8175 (vn_phi_compute_hash): Likewise.
8176 (expressions_equal_p): Remove strange code.
8177 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8178 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8179 (bitmap_insert_into_set_1): Take value-id as parameter.
8180 (add_to_value): Pass it.
8181 (bitmap_insert_into_set): Likewise.
8182 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8184 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8187 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8188 (do_self_spec): For switches with SWITCH_IGNORE set set also
8189 SWITCH_IGNORE_PERMANENTLY.
8190 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8193 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8195 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8196 tree of an unreferenced global var.
8198 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8201 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8202 GTU to GT for V4SI and V2DI.
8204 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8205 (umin<mode>3): Removed.
8207 (uminv4si3): Likewise.
8209 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8212 * collect2.c (main): Turn on trace in collect2 if -v is passed
8215 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8217 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8218 description of expression operand.
8220 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8222 * configure.ac: Add install-html to target_list for Make-hooks.
8223 * configure: Regenerate.
8224 * fortran/Make-lang.in (F95_HTMLFILES): New.
8225 (fortran.html): Use it.
8226 (fortran.install-html): New.
8227 * Makefile.in (install-html): Add lang.install-html.
8228 * java/Make-lang.in (JAVA_HTMLFILES): New.
8229 (java.html): Use it.
8230 (java.install-html): New.
8231 * objc/Make-lang.in (objc.install-html): New.
8232 * objcp/Make-lang.in (obj-c++.install-html): New.
8233 * cp/Make-lang.in (c++.install-html): New.
8234 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8235 * lto/Make-lang.in (lto.install-html): New.
8237 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8240 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8242 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8244 PR rtl-optimization/41862
8245 * store-motion.c (store_killed_in_insn, compute_store_table,
8246 remove_reachable_equiv_notes, replace_store_insn,
8247 build_store_vectors): Ignore all DEBUG_INSNs.
8249 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8252 * common.opt: Add dumpdir.
8254 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8256 (option_map): Add --dumpdir.
8258 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8260 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8262 * opts.c (decode_options): Try dump_dir_name first if
8263 dump_base_name isn't an absolute path.
8264 (common_handle_option): Handle OPT_dumpdir.
8266 * toplev.c (dump_dir_name): New.
8267 (print_switch_values): Also ignore -dumpdir.
8269 * toplev.h (dump_dir_name): New.
8271 2010-01-03 Richard Guenther <rguenther@suse.de>
8273 PR tree-optimization/42589
8274 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8275 double-word expansion of bswap32.
8277 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8279 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8280 with BLOCK_FOR_INSN.
8281 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8282 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8283 noce_process_if_block): Likewise.
8284 * gcse.c (compute_local_properties, insert_expr_in_table,
8285 insert_set_in_table, canon_list_insert, find_avail_set,
8286 pre_insert_copy_insn): Likewise.
8288 * basic-block.h (BLOCK_NUM): Move from here...
8289 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8291 2010-01-03 Richard Guenther <rguenther@suse.de>
8293 PR tree-optimization/42438
8294 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8295 contains_may_not_return_call flag.
8296 (BB_MAY_NOTRETURN): New.
8297 (valid_in_sets): Trapping nary operations are not valid
8298 in blocks that may not return.
8299 (insert_into_preds_of_block): Remove check for trapping expressions.
8300 (compute_avail): Compute also BB_MAY_NOTRETURN.
8302 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8304 * doc/invoke.texi: Add 2010 to copyright years.
8306 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8308 * config/sparc/sparc.c: Fix formatting nits.
8310 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8311 Alexander Monakov <amonakov@ispras.ru>
8313 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8315 2010-01-02 Richard Guenther <rguenther@suse.de>
8318 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8319 (simplify_switch_using_ranges): Mark to be removed edges
8322 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8324 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8326 * collect2.c (scan_libraries): Add missing argument in call to
8329 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8332 * config/alpha/predicates.md (aligned_memory_operand): Return false
8334 (unaligned_memory_operand): Return true for CQImode.
8335 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8336 doesn not cross aligned SImode word boundary.
8338 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8340 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8342 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8343 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8345 2010-01-02 Richard Guenther <rguenther@suse.de>
8348 * toplev.c (compile_file): Emit LTO marker properly. Change
8350 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8352 2010-01-01 Richard Guenther <rguenther@suse.de>
8355 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8357 2010-01-01 Richard Guenther <rguenther@suse.de>
8360 * c-decl.c (grokdeclarator): For zero-size arrays force
8361 structural equality checks as layout_type does.
8363 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8365 * builtins.c: Update copyright to 2010.
8367 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8370 * lto-streamer-out.c (produce_asm): Revert the last change.
8371 (copy_function): Likewise.
8373 * lto-streamer.c (lto_get_section_name): Skip any leading
8376 2010-01-01 Richard Guenther <rguenther@suse.de>
8379 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8383 Copyright (C) 2010 Free Software Foundation, Inc.
8385 Copying and distribution of this file, with or without modification,
8386 are permitted in any medium without royalty provided the copyright
8387 notice and this notice are preserved.