1 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
5 2010-05-05 Jason Merrill <jason@redhat.com>
8 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
10 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
12 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
13 Jakub Jelinek <jakub@redhat.com>
16 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
17 (dead_debug_init, dead_debug_finish): New functions.
18 (dead_debug_add, dead_debug_insert_before): Likewise.
19 (df_note_bb_compute): Initialize a dead_debug object, add dead
20 debug uses to it, insert debug bind insns before death insns,
21 reset debug insns that refer to pending uses at the end.
22 * rtl.h (make_debug_expr_from_rtl): New prototype.
23 * varasm.c (make_debug_expr_from_rtl): New function.
25 2010-05-05 Jan Hubicka <jh@suse.cz>
27 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
28 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
29 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
30 lto_varpool_encoder_encode_initializer_p,
31 lto_set_varpool_encoder_encode_initializer): New functions.
32 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
34 (input_varpool_node): Do not always set analyzed.
35 (input_cgraph_1): Return vector of cgraph nodes.
36 (input_varpool_1): Return vector of varpools.
37 (input_cgraph): Free the vectors.
38 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
39 output only initializers needed.
40 (lto_output): Only call output_cgraph.
41 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
42 * lto-section-out.c (lto_new_out_decl_state): Initialize
43 state->varpool_node_encoder.
44 * lto-streamer.h (lto_varpool_encoder_d): New.
45 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
46 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
47 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
48 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
49 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
51 (output_varpool, input_varpool): Remove declarations.
53 2010-05-05 Jan Hubicka <jh@suse.cz>
55 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
56 with body can prevail.
58 2010-05-05 Jan Hubicka <jh@suse.cz>
60 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
63 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
65 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
68 * gengtype.h (erro_at_line): Constify pos argument.
70 * gengtype.c: Include hashtab.h.
71 (enum gc_used): Document GC_MAYBE_POINTED_TO.
72 (error_at_line): Constify pos argument.
73 (do_typedef): Initialize p->opt field.
74 (get_file_gtfilename): Fix comment typo.
75 (struct walk_type_data): Constify line field.
76 (get_output_file_for_structure): New function.
77 (write_local_func_for_structure): Constify orig_s argument.
78 Use get_output_file_for_structure.
79 (write_func_for_structure): Use get_output_file_for_structure.
81 (dump_pair, dump_type, dump_type_list, dump_typekind)
82 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
83 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
85 (seen_types): New variable.
86 (main): New variable do_dump. Process "-d" command line option.
87 Call dump_everything if dump requested.
89 2010-05-05 Jakub Jelinek <jakub@redhat.com>
91 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
92 in a temporary instead of invoking the macro multiple times.
93 (track_expr_p): Likewise.
95 2010-05-04 Neil Vachharajani <nvachhar@google.com>
97 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
99 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
100 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
101 conditions for printing notes.
102 * common.opt (-Wcoverage-mismatch): Allow negative, default to
103 true, update documentation.
104 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
106 2010-05-04 Jakub Jelinek <jakub@redhat.com>
109 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
112 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
115 * config/i386/i386.md (sse_prologue_save): Add clobber CC
117 (*sse_prologue_save_insn1): Likewise.
118 (SSE prologue save splitter): Likewise.
120 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
122 * tree.c (free_lang_data_in_one_sizepos): New inline function.
123 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
124 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
125 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
126 all decls. Call it on DECL_FIELD_OFFSET of fields.
127 (find_decls_types_r): Follow DECL_VALUE_EXPR.
128 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
130 2010-05-04 Martin Jambor <mjambor@suse.cz>
132 * tree-sra.c (build_access_from_expr_1): The first parameter type
133 changed to simple tree.
134 (build_access_from_expr): Likewise, gsi parameter was eliminated.
135 (scan_assign_result): Renamed to assignment_mod_result, enum elements
137 (build_accesses_from_assign): Removed all parameters except for a
138 simple gimple statement. Now returns a simple bool.
139 (scan_function): All non-analysis parts moved to separate functions
140 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
141 parameters and updated both callers.
142 (sra_modify_expr): Removed parameter data.
143 (sra_modify_function_body): New function.
144 (perform_intra_sra): Call sra_modify_function_body to modify the
146 (replace_removed_params_ssa_names): Parameter data changed into
148 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
149 changed the parameter dont_convert to convert with the opposite
151 (sra_ipa_modify_assign): Parameter data changed into adjustments
152 vector, return value changed to bool.
153 (ipa_sra_modify_function_body): New function.
154 (sra_ipa_reset_debug_stmts): Updated a comment.
155 (modify_function): Use ipa_sra_modify_function_body to modify function
158 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
161 * alias.c (true_dependence): Handle the same VALUE in x and mem.
162 (canon_true_dependence): Likewise.
163 (write_dependence_p): Likewise.
165 2010-05-04 Jan Hubicka <jh@suse.cz>
167 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
168 * cgraphbuild.c: Include ipa-utils.h
169 (record_reference_ctx): New struct.
170 (record_reference): Simplify to work on initializers; not statements.
171 (mark_address, mark_load, mark_store): New.
172 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
174 (record_references_in_initializer): Update use of record_reference.
175 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
178 2010-05-04 Jan Hubicka <jh@suse.cz>
180 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
181 node will be removed anyway.
182 (lto_varpool_replace_node): Allow also unanalyzed nodes;
183 relink aliases of node into prevailing node.
184 * varpool.c (varpool_remove_node): Remove aliases properly;
185 when removing node, remove all its aliases too; remove DECL_INITIAL
186 of removed node; ggc_free the varpool node.
188 2010-05-04 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/43879
191 * tree-ssa-structalias.c (alias_get_name): Use
192 DECL_ASSEMBLER_NAME if available.
193 (create_function_info_for): Return the varinfo node.
194 (ipa_pta_execute): Associate same-body aliases and extra names
195 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
197 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
199 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
202 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
205 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
206 only if HONOR_REG_ALLOC_ORDER is not defined.
208 2010-05-04 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/43949
211 * tree-vrp.c (extract_range_from_binary_expr): Only handle
214 2010-04-26 Jason Merrill <jason@redhat.com>
216 * c.opt (-fstrict-enums): New.
217 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
219 2010-05-03 David Ung <davidu@mips.com>
220 James E. Wilson <wilson@codesourcery.com>
222 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
223 emit the trap instruction before the divide for TUNE_74K.
225 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
227 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
228 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
229 based on the above, for new target hook.
231 * hooks.c (hook_bool_mode_true): New generic hook.
232 * hooks.h (hook_bool_mode_true): Add prototype.
234 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
236 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
237 target hook, set to hook_bool_mode_false.
238 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
239 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
240 with targetm.small_register_classes_for_mode_p.
241 (find_reusable_reload): Likewise.
242 (combine_reloads): Likewise.
243 * reload1.c (reload_as_needed): Likewise.
244 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
245 * ifcvt.c (noce_process_if_block, check_cond_move_block,
246 dead_or_predicable): Likewise.
247 * regmove.c (optimize_reg_copy_1): Likewise.
248 * calls.c (prepare_call_address): Likewise.
249 (precompute_register_parameters): Likewise.
251 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
253 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
254 implementation of the hook that considers all register classes
255 small except for SH64.
256 (sh_override_options): Use the new hook.
257 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
260 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
262 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
263 implementation of the hook that considers all register classes
265 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
268 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
270 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
271 implementation of the hook that considers all register classes
273 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
276 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
278 * config/m32c/m32c.h: Likewise.
279 * config/pdp11/pdp11.h: Likewise.
280 * config/avr/avr.h: Likewise.
281 * config/xtensa/xtensa.h: Likewise.
282 * config/m68hc11/m68hc11.h: Likewise.
283 * config/mn10300/mn10300.h: Likewise.
284 * config/mcore/mcore.h: Likewise.
285 * config/h8300/h8300.h: Likewise.
286 * config/bfin/bfin.h: Likewise.
288 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
289 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
291 2010-05-03 Anatoly Sokolov <aesok@post.ru>
293 * double-int.h (tree_to_double_int): Remove macro.
294 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
295 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
296 (tree_to_double_int): New function.
297 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
299 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
301 2010-05-03 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/43971
304 * tree-ssa-structalias.c (get_constraint_for_1): Fix
305 constraints in the !flag_delete_null_pointer_checks case.
307 2010-05-03 Jakub Jelinek <jakub@redhat.com>
310 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
311 result mode matches original rtl mode.
313 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
316 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
318 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
321 when processing flag options.
323 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
325 * gcov-iov.c (main): Change format string placeholder
326 from %#08x to 0x%08x.
327 * genchecksum.c (dosum): Change format string placeholder
328 from %#02x to 0x%02x.
330 2010-05-02 Richard Guenther <rguenther@suse.de>
332 PR tree-optimization/43879
333 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
335 2010-05-02 Bruno Haible <bruno@clisp.org>
337 * doc/extend.texi (Function Attributes): Fix a typo.
339 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
342 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
343 placeholder from 0x%x to %#x.
344 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
345 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
346 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
347 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
348 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
349 * config/i386/i386.c (ix86_target_string): Ditto.
350 * config/i386/i386.c (output_pic_addr_const): Ditto.
351 (print_operand): Ditto.
353 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
355 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
356 placeholder from 0x%x to %#x.
357 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
358 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
359 (ASM_OUTPUT_DEBUG_DATA): Ditto.
360 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
361 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
362 * optc-gen.awk: Ditto.
363 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
364 (HOST_WIDE_INT_PRINT_HEX): Ditto.
365 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
366 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
368 2010-05-01 Anatoly Sokolov <aesok@post.ru>
370 * target.h (struct calls): Add function_value_regno_p field.
371 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
372 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
373 * targhooks.c (default_function_value_regno_p): New function.
374 * targhooks.h (default_function_value_regno_p): Declare function.
375 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
376 * builtins.c. (apply_result_size): (Ditto.).
377 * combine.c. (likely_spilled_retval_p): (Ditto.).
378 * mode-switching.c. Include 'target.h'.
379 (create_pre_exit): Use function_value_regno_p hook.
380 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
381 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
382 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
384 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
385 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
386 (ix86_function_value_regno_p): Declare as static, change argument
387 type to const unsigned int.
388 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
390 2010-05-01 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/43949
393 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
395 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
397 2010-05-01 Anatoly Sokolov <aesok@post.ru>
399 * rtl.h (CONST_DOUBLE_P): Define.
400 (rtx_to_double_int): Declare.
401 * emit-rtl.c (rtx_to_double_int): New function.
402 * dwarf2out.c (insert_double): New function.
403 (loc_descriptor, add_const_value_attribute): Clean up, use
404 rtx_to_double_int and insert_double functions.
406 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
408 * doc/extend.texi (Inline): Add missing return keyword to examples.
409 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
412 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
414 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
415 the variable part of the offset as well. Use highest_pow2_factor for
416 all alignment checks.
418 2010-04-30 Richard Guenther <rguenther@suse.de>
420 PR tree-optimization/43879
421 * tree-ssa-structalias.c (type_could_have_pointers): Functions
424 2010-04-30 Jan Hubicka <jh@suse.cz>
426 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
428 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
430 2010-04-30 Jan Hubicka <jh@suse.cz>
432 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
434 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
435 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
436 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
437 cgraph_node_set_needs_ltrans_p): Remove.
439 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
441 * sdbout.c: Include vec.h, do not include varray.h.
442 (deferred_global_decls, sdbout_global_decl,
443 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
444 * toplev.c: Do not include varray.h.
445 (dump_memory_report): Do not dump VARRAY statistics.
446 * gengtype.c (open_base_file): Ignore varray.h.
447 * Makefile.in: Update for abovementioned changes.
448 Remove all traces of varray.c and varray.h.
449 * varray.c: Remove file.
450 * varray.h: Remove file.
452 2010-04-30 Jan Hubicka <jh@suse.cz>
454 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
457 2010-04-30 Jan Hubicka <jh@suse.cz>
459 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
462 2010-04-30 Richard Guenther <rguenther@suse.de>
464 * tree-ssa-structalias.c (get_constraint_for_1): Generate
465 constraints for CONSTRUCTOR.
467 2010-04-30 Richard Guenther <rguenther@suse.de>
470 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
471 first after all lowering passes.
473 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
475 * toplev.c: Include varray.h for statistics dumping.
476 * tree.h: Do not declare varray_head_tag.
477 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
478 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
479 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
480 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
481 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
482 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
483 c-common.c, c-common.h, reg-stack.c, basic-block.h,
484 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
486 * Makefile.in: Update for abovementioned changes.
488 2010-04-30 Jakub Jelinek <jakub@redhat.com>
491 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
493 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
495 * config/picochip/picochip.c (picochip_legitimize_address): Define.
496 Use this function to do machine-specific conversion.
497 (picochip_legitimize_reload_address): Likewise.
498 (picochip_legitimate_address_p): Check valid base register only if
500 (picochip_check_conditional_copy): Check for modw only if opnd is
502 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
503 to call the function in c.
504 * config/picochip/picochip-protos.h
505 (picochip_legitimize_reload_address): Define.
506 * config/picochip/picochip.md (supported_compare1): Define.
508 2010-04-30 Jan Hubicka <jh@suse.cz>
510 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
511 (cgraph_global_info): Remove inlined.
512 (LTO_cgraph_tag_names): Remove.
513 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
514 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
515 simplify cgraph tags and document.
516 (lto_output_node): Use only LTO_cgraph_unavail_node and
517 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
518 for_functions_valid, global info, process and output flags.
519 (input_overwrite_node): Initialize estimated stack size and
520 estimated growth. Do not read flags we no longer store.
521 (input_node): Likewise do not read info no longer stored.
522 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
525 2010-04-30 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/43879
528 * tree-ssa-structalias.c (get_constraint_for_1): Properly
529 handle non-zero initializers.
531 2010-04-30 Richard Guenther <rguenther@suse.de>
533 * builtins.c (fold_builtin_1): Delete free (0).
535 2010-04-29 Jan Hubicka <jh@suse.cz>
537 * gengtype.c (open_base_files): Add lto-streamer.h
538 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
539 (pass_ipa_cp): GGC collect.
540 * toplev. (compile_file): Do not output symbols.
541 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
542 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
543 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
544 * lto-section-in.c: Include ggc.h
545 (lto_new_in_decl_state): Alloc in GGC.
546 (lto_delete_in_decl_state): Likewise.
547 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
550 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
553 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
554 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
555 (HONOR_REG_ALLOC_ORDER): Describe new macro.
556 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
557 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
558 account only if HONOR_REG_ALLOC_ORDER is not defined.
559 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
560 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
562 2010-04-29 Jon Grant <04@jguk.org>
564 * collect2.c (vflag): Change type from int to bool.
566 (helpflag): New global bool.
567 (main): Set vflag and debug with boolean, not integer truth values.
568 Accept new "--help" option and output usage text if found.
569 * collect2.h (vflag): Update prototype.
572 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
575 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
577 2010-04-29 Richard Guenther <rguenther@suse.de>
580 * plugin.h (invoke_plugin_callbacks): Annotate arguments
581 with ATTRIBUTE_UNUSED.
583 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
586 * config/i386/i386.c (get_some_local_dynamic_name): Replace
587 INSN_P with NONDEBUG_INSN_P.
588 (distance_non_agu_define): Likewise.
589 (distance_agu_use): Likewise.
591 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
593 From Dominique d'Humieres <dominiq@lps.ens.fr>
595 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
598 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
600 * plugin.h (invoke_plugin_callbacks): New inline function.
601 * plugin.c (flag_plugin_added): New global flag.
602 (add_new_plugin): Initialize above flag.
603 (invoke_plugin_callbacks): Rename to ...
604 (invoke_plugin_callbacks_full): ... this.
606 2010-04-28 Jan Hubicka <jh@suse.cz>
608 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
609 (lto_varpool_replace_node): New.
610 (lto_symtab_resolve_symbols): Resolve varpool nodes.
611 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
612 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
613 * cgraph.h (varpool_node_ptr): New type.
614 (varpool_node_ptr): New vector.
615 (varpool_node_set_def): New structure.
616 (varpool_node_set): New type.
617 (varpool_node_set): New vector.
618 (varpool_node_set_element_def): New structure.
619 (varpool_node_set_element, const_varpool_node_set_element): New types.
620 (varpool_node_set_iterator): New type.
621 (varpool_node): Add prev pointers, add used_from_other_partition,
623 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
624 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
625 varpool_get_node, varpool_remove_node): Declare.
626 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
627 varpool_node_set_size): New inlines.
628 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
629 * tree-pass.h (varpool_node_set_def): Forward declare.
630 (ipa_opt_pass_d): Summary writting takes vnode sets too.
631 (ipa_write_optimization_summaries): Update prototype.
632 * ipa-cp.c (ipcp_write_summary): Update.
633 * ipa-reference.c (ipa_reference_write_summary): Update.
634 * lto-cgraph.c (lto_output_varpool_node): New static function.
635 (output_varpool): New function.
636 (input_varpool_node): New static function.
637 (input_varpool_1): New function.
638 (input_cgraph): Input varpool.
639 * ipa-pure-const.c (pure_const_write_summary): Update.
640 * lto-streamer-out.c (lto_output): Update, output varpool too.
641 (write_global_stream): Kill WPA hack.
642 (produce_asm_for_decls): Update.
643 (output_alias_pair_p): Handle variables.
644 (output_unreferenced_globals): Output only needed partition of varpool.
645 * ipa-inline.c (inline_write_summary): Update.
646 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
648 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
649 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
650 varpool_node_set_new, varpool_node_set_add,
651 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
652 debug_varpool_node_set): New functions.
653 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
654 (execute_one_pass): Process new decls too.
655 (ipa_write_summaries_2): Pass around vsets.
656 (ipa_write_summaries_1): Likewise.
657 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
659 (ipa_write_optimization_summaries_1): Pass around vsets.
660 (ipa_write_optimization_summaries): Likewise.
661 * varpool.c (varpool_get_node): New.
662 (varpool_node): Update doubly linked lists.
663 (varpool_remove_node): New.
664 (dump_varpool_node): More dumping.
665 (varpool_enqueue_needed_node): Update doubly linked lists.
666 (decide_is_variable_needed): Kill ltrans hack.
667 (varpool_finalize_decl): Kill lto hack.
668 (varpool_assemble_decl): Skip decls in other partitions.
669 (varpool_assemble_pending_decls): Update doubly linkes lists.
670 (varpool_empty_needed_queue): Likewise.
671 (varpool_extra_name_alias): Likewise.
672 * lto-streamer.c (lto_get_section_name): Add vars section.
673 * lto-streamer.h (lto_section_type): Update.
674 (output_varpool, input_varpool): Declare.
676 2010-04-28 Mike Stump <mikestump@comcast.net>
678 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
680 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
682 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
683 record or union type with RECORD_OR_UNION_TYPE_P predicate.
684 (lto_input_ts_type_tree_pointers): Likewise.
685 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
686 (lto_output_ts_type_tree_pointers): Likewise.
688 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
690 Uniquization of constants at the Tree level
691 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
692 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
694 (tree_output_constant_def): Declare.
695 * gimplify.c (gimplify_init_constructor): When using block copy, first
696 uniquize the constant constructor on the RHS.
697 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
698 DECL_IN_CONSTANT_POOL flag.
699 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
700 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
702 (assemble_variable): Deal with symbols belonging to the tree constant
704 (get_constant_section): Add ALIGN parameter and simplify.
705 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
706 (assemble_constant_contents): Use the expression of the VAR_DECL.
707 (output_constant_def_contents): Use the alignment of the VAR_DECL.
708 (tree_output_constant_def): New global function.
709 (mark_constant): Use the expression of the VAR_DECL.
710 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
712 (output_object_block): Likewise and assemble the expression.
714 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
716 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
717 hash_tree, eq_tree): New tree hash table.
718 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
719 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
720 lto_orig_address_remove): Reimplement.
722 2010-04-28 Xinliang David Li <davidxl@google.com>
725 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
726 (compute_uninit_opnds_pos): New function.
727 (is_non_loop_exit_postdominating): New function.
728 (compute_control_dep_chain): New function.
729 (find_pdom): New function.
730 (convert_control_dep_chain_into_preds): New function.
731 (find_predicates): New function.
732 (find_control_equiv_block): New function.
733 (collect_phi_def_edges): New function.
734 (find_def_preds): New function.
735 (find_dom): New function.
736 (dump_predicates): New function.
737 (get_cmp_code): New function.
738 (is_value_included_in): New function.
739 (find_matching_predicate_in_rest_chains): New function.
740 (use_pred_not_overlap_with_undef_path_pred): New function.
741 (is_use_properly_guarded): New function.
742 (normalize_cond_1): New function.
743 (is_and_or_or): New function.
744 (normalize_cond): New function.
745 (is_gcond_subset_of): New function.
746 (is_subset_of_any): New function.
747 (is_or_set_subset_of): New function.
748 (is_and_set_subset_of): New function.
749 (is_norm_cond_subset_of): New function.
750 (is_pred_expr_subset_of): New function.
751 (is_pred_chain_subset_of): New function.
752 (is_included_in): New function.
753 (is_superset_of): New function.
754 (find_uninit_use): New function.
755 (warn_uninitialized_phi): New function.
756 (compute_possibly_undefined_names): New function.
757 (ssa_undefined_value_p): New function.
758 (execute_late_warn_uninitialized): New function.
759 * tree-ssa.c (ssa_undefined_value_p): Removed.
760 (warn_uninit): Changed to extern.
761 (warn_uninitialized_phi): Removed.
762 (warn_uninitialized_vars): Changed to extern.
763 (execute_late_warn_uninitialized): Removed
764 * tree-flow.h: Add new prototypes.
765 * timevar.def: Add new time variable.
766 * Makefile.in: Add new build file.
768 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
770 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
773 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
776 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
778 2010-04-28 Martin Jambor <mjambor@suse.cz>
780 * cgraph.h (struct cgraph_node): New field indirect_calls.
781 (struct cgraph_indirect_call_info): New type.
782 (struct cgraph_edge): Removed field indirect_call. New fields
783 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
784 (cgraph_create_indirect_edge): Declare.
785 (cgraph_make_edge_direct): Likewise.
786 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
787 * ipa-prop.h (struct ipa_param_call_note): Removed.
788 (struct ipa_node_params): Removed field param_calls.
789 (ipa_create_all_structures_for_iinln): Declare.
790 * cgraph.c: Described indirect edges and uids in initial comment.
791 (cgraph_add_edge_to_call_site_hash): New function.
792 (cgraph_edge): Search also among the indirect edges, use
793 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
794 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
795 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
797 (initialize_inline_failed): Assign a reason to indirect edges.
798 (cgraph_create_edge_1): New function.
799 (cgraph_create_edge): Moved some functionality to
800 cgraph_create_edge_1.
801 (cgraph_create_indirect_edge): New function.
802 (cgraph_edge_remove_callee): Add an assert checking for
804 (cgraph_edge_remove_caller): Special-case indirect edges.
805 (cgraph_remove_edge): Likewise.
806 (cgraph_set_edge_callee): New function.
807 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
808 (cgraph_make_edge_direct): New function.
809 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
810 the declaration of the call statement matches.
811 (cgraph_node_remove_callees): Special-case indirect edges.
812 (cgraph_clone_edge): Likewise.
813 (cgraph_clone_node): Clone also the indirect edges.
814 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
815 indirect_call, dump count of indirect_calls edges.
816 * ipa-prop.c (iinlining_processed_edges): New variable.
817 (ipa_note_param_call): Create indirect edges instead of
818 creating notes. New parameter node.
819 (ipa_analyze_call_uses): New parameter node, pass it on to
821 (ipa_analyze_stmt_uses): Likewise.
822 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
823 (print_edge_addition_message): Work on edges rather than on notes.
824 (update_call_notes_after_inlining): Likewise, renamed to
825 update_indirect_edges_after_inlining.
826 (ipa_create_all_structures_for_iinln): New function.
827 (ipa_free_node_params_substructures): Do not free notes.
828 (ipa_edge_duplication_hook): Propagate bits within
829 iinlining_processed_edges bitmap.
830 (ipa_node_duplication_hook): Do not duplicate notes.
831 (free_all_ipa_structures_after_ipa_cp): Renamed to
832 ipa_free_all_structures_after_ipa_cp.
833 (free_all_ipa_structures_after_iinln): Renamed to
834 ipa_free_all_structures_after_iinln.g
835 (ipa_write_param_call_note): Removed.
836 (ipa_read_param_call_note): Removed.
837 (ipa_write_indirect_edge_info): New function.
838 (ipa_read_indirect_edge_info): Likewise.
839 (ipa_write_node_info): Do not stream notes, do stream information
841 (ipa_read_node_info): Likewise.
842 (lto_ipa_fixup_call_notes): Removed.
843 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
844 * ipa-inline.c (pass_ipa_inline): Likewise.
845 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
846 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
847 * tree-inline.c (copy_bb): Removed an unnecessary double check for
849 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
851 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
852 (output_cgraph): Stream also indirect edges.
853 (lto_output_edge): Added capability to stream indirect edges.
854 (input_edge): Likewise.
855 (input_cgraph_1): Likewise.
856 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
859 2010-04-28 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/43879
862 PR tree-optimization/43909
863 * tree-ssa-structalias.c (struct variable_info): Add
864 only_restrict_pointers flag.
865 (new_var_info): Initialize it. Increment stats.total_vars here.
866 (create_function_info_for): Do not increment stats.total_vars
868 (get_function_part_constraint): Fix build with C++.
869 (insert_into_field_list): Remove.
870 (push_fields_onto_fieldstack): Properly merge fields.
871 (create_variable_info_for): Split and simplify.
872 (create_variable_info_for_1): New piece.
873 (intra_create_variable_infos): Properly make restrict constraints
876 2010-04-28 Richard Guenther <rguenther@suse.de>
879 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
881 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
882 Jan Hubicka <hubicka@ucw.cz>
884 * doc/invoke.texi (-Wsuggest-attribute=const,
885 -Wsuggest-attribute=pure): Document.
886 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
887 (function_always_visible_to_compiler_p,
888 suggest_attribute, warn_function_pure, warn_function_const):
890 (check_call): Improve debug info.
891 (analyze_function): Do not check availability.
892 (add_new_function): Check availability.
893 (propagate): Output warnings.
894 (skip_function_for_local_pure_const): New function.
895 (local_pure_const): Use it; output warnings.
896 * common.opt (Wsuggest-attribute=const,
897 Wsuggest-attribute=pure): New.
899 2010-04-27 Jakub Jelinek <jakub@redhat.com>
901 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
902 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
903 or DW_CFA_def_cfa_offset{,_sf}.
905 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
907 * tree.h: Fix truncated long macros.
909 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
911 * collect2.c (TARGET_64BIT): Redefine to target's default.
913 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
914 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
915 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
916 for underscoring __USER_LABEL_PREFIX__.
917 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
918 (SUB_LINK_ENTRY32): New.
919 (SUB_LINK_ENTRY64): New.
920 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
921 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
922 (SUB_LINK_ENTRY64): New.
923 (SUB_LINK_ENTRY): New.
924 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
925 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
926 x64 target is choosen.
927 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
928 * configure: Regenerated.
929 * configure.ac (leading-mingw64-underscores): Option added.
931 2010-04-27 Jan Hubicka <jh@suse.cz>
933 * doc/invoke.texi (-fipa-profile): Document.
934 * opts.c (decode_options): Enable ipa-profile at -O1.
935 * timevar.def (TV_IPA_PROFILE): Define.
936 * common.opt (fipa-profile): Add.
937 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
939 (cgraph_propagate_frequency): Handle only local ones.
940 * tree-pass.h (pass_ipa_profile): Declare.
941 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
942 (pass_ipa_profile): Use TV_IPA_PROFILE.
943 * ipa.c (ipa_profile): New function.
944 (gate_ipa_profile): Likewise.
945 (pass_ipa_profile): New global variable.
946 * passes.c (pass_ipa_profile): New.
948 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
950 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
952 2010-04-27 Martin Jambor <mjambor@suse.cz>
955 * ipa.c (dissolve_same_comdat_group_list): New function.
956 (function_and_variable_visibility): Call
957 dissolve_same_comdat_group_list when comdat group contains external or
959 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
960 lists are circular and that they contain only DECL_ONE_ONLY nodes.
962 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
964 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
965 (const_hash_1) <VECTOR_CST>: New case.
966 (compare_constant) <VECTOR_CST>: Likewise.
967 <ADDR_EXPR>: Deal with LABEL_REFs.
968 (copy_constant) <VECTOR_CST>: New case.
970 2010-04-27 Jan Hubicka <jh@suse.cz>
972 * cgraph.c (cgraph_propagate_frequency): New function.
973 * cgraph.h (cgraph_propagate_frequency): Declare.
974 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
975 cgraph_propagate_frequency.
977 2010-04-27 Jakub Jelinek <jakub@redhat.com>
979 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
981 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
984 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
985 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
986 here to determine which regs to push and how much stack to reserve.
988 2010-04-27 Jie Zhang <jie@codesourcery.com>
990 * doc/gimple.texi (gimple_statement_with_ops): Remove
991 addresses_taken field.
992 (gimple_statement_with_memory_ops): Likewise.
994 2010-04-27 Jan Hubicka <jh@suse.cz>
996 * tree-inline.c (eni_inlining_weights): Remove.
997 (estimate_num_insns): Special case more builtins.
999 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1002 * c-typeck.c (build_binary_op): Move forward check for comparison
1003 pointer with null pointer constant and adjust the diagnostic message.
1005 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1008 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1009 binutils supports extended .section directive needed by LTO, or
1010 warn if older binutils found.
1011 (LTO_BINARY_READER): New AC_SUBST'd variable.
1012 (LTO_USE_LIBELF): Likewise.
1013 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1015 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1016 (LTO_USE_LIBELF): Likewise.
1017 * configure: Regenerate.
1019 * collect2.c (is_elf): Rename from this ...
1020 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1021 object files in addition to ELF-formatted ones.
1022 (scan_prog_file): Caller updated. Also allow for LTO info marker
1023 symbol to be prefixed or not by an extra underscore.
1025 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1026 * config/i386/winnt.c: Also #include lto-streamer.h
1027 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1029 (i386_pe_asm_output_aligned_decl_common): Add comment.
1030 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1032 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1035 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1036 Add missing earlyclobber for second alternative.
1038 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1040 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1041 bits for artificial defs at the top of the block.
1042 * fwprop.c (single_def_use_enter_block): Don't call it.
1044 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1047 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1048 instead of "$gcc_cv_objdump -T".
1049 Use "-undefined dynamic_lookup" on darwin.
1050 * gcc/configure: Regenerate.
1052 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1055 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1057 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1059 * c-parser.c (struct c_token): Move location field up.
1060 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1061 (struct c_declspecs): Convert typespec_word, storage_class, and
1062 default_int_p into bitfields.
1063 (struct c_declarator): Move loc field up.
1065 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1067 * cfgloop.h (struct loop): Move can_be_parallel field up.
1068 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1069 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1071 (struct iv_cand): Convert pos field into a bitfield.
1072 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1074 (struct _stmt_vec_info): Shuffle fields for better packing.
1076 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1078 * varasm.c (IN_NAMED_SECTION): Remove guard.
1079 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1080 (IN_NAMED_SECTION_P): ...this.
1081 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1082 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1084 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1086 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1087 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1088 of shadowing it. Fix comments.
1090 2010-04-26 Jan Hubicka <jh@suse.cz>
1092 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1093 (cgraph_clone_node): Copy function frequency.
1094 * cgraph.h (node_frequency): New enum
1095 (struct cgraph_node): Add.
1096 * final.c (rest_of_clean_state): Update.
1097 * lto-cgraph.c (lto_output_node): Output node frequency.
1098 (input_overwrite_node): Input node frequency.
1099 * tre-ssa-loop-ivopts (computation_cost): Update.
1100 * lto-streamer-out.c (output_function): Do not output function
1102 * predict.c (maybe_hot_frequency_p): Update and handle functions
1104 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1106 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1107 (compute_function_frequency): Set noreturn functions to be executed
1109 (choose_function_section): Update.
1110 * lto-streamer-in.c (input_function): Do not input function frequency.
1111 * function.c (allocate_struct_function): Do not initialize function
1113 * function.h (function_frequency): Remove.
1114 (struct function): Remove function frequency.
1115 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1116 (try_update): Update.
1117 * tree-inline.c (initialize_cfun): Do not update function frequency.
1118 * passes.c (pass_init_dump_file): Update.
1119 * i386.c (ix86_compute_frame_layout): Update.
1120 (ix86_pad_returns): Update.
1122 2010-04-26 Jie Zhang <jie@codesourcery.com>
1124 PR tree-optimization/43833
1125 * tree-vrp.c (range_int_cst_p): New.
1126 (range_int_cst_singleton_p): New.
1127 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1128 when both operands are constants. Use range_int_cst_p in
1131 2010-04-26 Jan Hubicka <jh@suse.cz>
1133 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1135 2010-04-26 Richard Guenther <rguenther@suse.de>
1138 * gimple.c (gimple_decl_printable_name): Deal gracefully
1139 with a NULL DECL_NAME.
1141 2010-04-26 Richard Guenther <rguenther@suse.de>
1144 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1145 if emitting debug information and it is either a function
1146 or a namespace decl.
1148 2010-04-26 Ira Rosen <irar@il.ibm.com>
1150 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1151 determine if the statement is vectorizable, and a macro to access it.
1152 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1153 Skip statements that can't be vectorized. If the analysis fails,
1154 mark the statement as unvectorizable if vectorizing basic block.
1155 (vect_compute_data_refs_alignment): Likewise.
1156 (vect_verify_datarefs_alignment): Skip statements marked as
1157 unvectorizable. Add print.
1158 (vect_analyze_group_access): Skip statements that can't be
1159 vectorized. If the analysis fails, mark the statement as
1160 unvectorizable if vectorizing basic block.
1161 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1162 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1163 generated stmts for SLP.
1164 (new_stmt_vec_info): Initialize the new field.
1165 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1166 statements marked as unvectorizable.
1168 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1170 * c-common.c (flag_isoc1x): New.
1171 (flag_isoc99): Update comment.
1172 * c-common.h (flag_isoc1x): New.
1173 (flag_isoc99): Update comment.
1174 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1175 __<type>_DECIMAL_DIG__.
1176 * c-opts.c (set_std_c1x): New.
1177 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1178 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1179 * c.opt (-std=c1x, -std=gnu1x): New options.
1180 * doc/cpp.texi: Mention -std=c1x.
1181 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1182 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1183 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1184 * doc/standards.texi: Mention C1X.
1185 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1186 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1187 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1190 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1192 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1193 placeholder from 0x%x to %#x.
1194 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1195 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1196 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1197 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1198 * config/i386/i386.c (ix86_target_string): Ditto.
1199 (output_pic_addr_const): Ditto.
1200 (print_operand): Ditto.
1202 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1204 * combine.c (find_split_point): Add third argument. Use it
1205 to find nested multiply-accumulate instructions. Adjust calls.
1206 (try_combine): Adjust call to find_split_point.
1208 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1210 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1212 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1214 PR tree-optimization/41442
1215 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1216 (fold_binary_loc): Call it.
1218 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1220 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1221 * opts.c (common_handle_option): Allow disabling it.
1222 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1224 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1226 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1227 between modes if both types are integral.
1229 2010-04-23 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/43572
1232 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1234 2010-04-23 Richard Guenther <rguenther@suse.de>
1237 * tree-inline.c (tree_can_inline_p): Also check compatibility
1240 2010-04-23 Martin Jambor <mjambor@suse.cz>
1242 PR tree-optimization/43846
1243 * tree-sra.c (struct access): New flag grp_assignment_read.
1244 (build_accesses_from_assign): Set grp_assignment_read.
1245 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1246 (enum mark_read_status): New type.
1247 (analyze_access_subtree): Propagate grp_assignment_read, create
1248 accesses also if both direct_read and root->grp_assignment_read.
1250 2010-04-23 Martin Jambor <mjambor@suse.cz>
1253 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1254 function does not have type attributes.
1256 2010-04-23 Richard Guenther <rguenther@suse.de>
1259 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1262 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1264 * sese.h (create_if_region_on_edge): Remove.
1266 * sese.c (create_if_region_on_edge): Make static.
1268 * tree-inline.c: Do not include ggc.h.
1270 * expr.c: Do not include ggc.h.
1272 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1275 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1278 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1279 in the middle of insns for casesi_worker_2.
1281 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1283 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1285 2010-04-22 Ira Rosen <irar@il.ibm.com>
1287 PR tree-optimization/43842
1288 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1289 loop unrolling in update of exit phis. Fix comment.
1290 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1291 least two reduction statements in the loop before starting SLP
1294 2010-04-22 Nick Clifton <nickc@redhat.com>
1296 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1298 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1300 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1303 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1305 * tree-parloops.c (loop_parallel_p): New argument
1306 parloop_obstack. Pass it down.
1307 (parallelize_loops): New variable parloop_obstack. Initialize it,
1308 pass it down, free it.
1310 * tree-loop-linear.c (linear_transform_loops): Pass down
1313 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1314 of type struct obstack *.
1316 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1317 scratch_obstack. Initialize it, pass down, free it.
1319 * lambda.h (lambda_loop_new): Remove.
1320 (lambda_matrix_new, lambda_matrix_inverse)
1321 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1322 argument of type struct obstack *.
1324 * lambda-trans.c (lambda_trans_matrix_new): New argument
1325 lambda_obstack. Pass it down, use obstack allocation for ret.
1326 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1329 * lambda-mat.c (lambda_matrix_get_column)
1330 (lambda_matrix_project_to_null): Remove.
1331 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1333 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1336 * lambda-code.c (lambda_loop_new): New function.
1337 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1338 (lambda_compute_auxillary_space, lambda_compute_target_space)
1339 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1340 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1341 (build_access_matrix): New argument lambda_obstack. Use obstack
1343 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1344 argument lambda_obstack. Pass it down.
1346 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1348 * optabs.h (expand_widening_mult): Declare.
1350 2010-04-22 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/43845
1353 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1354 lookup the CALL_EXPR function and arguments.
1356 2010-04-22 Nick Clifton <nickc@redhat.com>
1358 * config/stormy16/stormy16.c
1359 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1360 * config/stormy16/stormy16.h: Tidy up formatting.
1361 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1362 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1363 (ineqbranchsi): Delete pattern.
1364 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1365 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1366 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1367 stormy16-lib2-ucmpsi2.c.
1369 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1371 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1372 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1373 extra set merge_set_noclobber, and use it to relax the final test
1375 * df.h (df_simulate_find_noclobber_defs): Declare.
1376 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1378 (df_simulate_find_noclobber_defs): New function.
1380 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.md: Use {} around multi-line preparation statements.
1384 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1386 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1387 (process_init_element): New argument of type struct obstack *.
1389 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1390 (set_init_index, set_init_label, set_nonincremental_init)
1391 (set_nonincremental_init_from_string, find_init_member)
1392 (output_init_element, output_pending_init_elements)
1393 (process_init_element): New argument braced_init_obstack. Pass it
1395 (push_range_stack, add_pending_init): New argument
1396 braced_init_obstack. Use obstack allocation.
1398 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1399 braced_init_obstack. Pass it down.
1400 (c_parser_braced_init): New variables ret, braced_init_obstack.
1401 Initialize obstack, pass it down and finally free it.
1403 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1406 * tree-pass.h (pass_optimize_widening_mul): Declare.
1407 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1408 gate_optimize_widening_mul): New static functions.
1409 (pass_optimize_widening_mul): New.
1410 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1411 <case MULT_EXPR>: Remove support for widening multiplies.
1412 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1413 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1414 simplify_gen_unary rather than directly building extensions.
1415 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1417 * expmed.c (expand_widening_mult): New function.
1418 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1420 2010-04-21 Jan Hubicka <jh@suse.cz>
1422 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1423 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1424 * lto-wpa-fixup.c: Remove.
1425 * Makefile.in (lto-wpa-fixup.o): Remove.
1426 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1427 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1428 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1430 2010-04-21 Jan Hubicka <jh@suse.cz>
1432 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1433 add write_optimization_summary, read_optimization_summary.
1434 (ipa_write_summaries_of_cgraph_node_set): Remove.
1435 (ipa_write_optimization_summaries): Declare.
1436 (ipa_read_optimization_summaries): Declare.
1437 * ipa-cp.c (pass_ipa_cp): Update.
1438 * ipa-reference.c (pass_ipa_reference): Update.
1439 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1440 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1442 * ipa-inline.c (pass_ipa_inline): Update.
1443 * ipa.c (pass_ipa_whole_program): Update.
1444 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1445 * passes.c (ipa_write_summaries_1): Do not test wpa.
1446 (ipa_write_optimization_summaries_1): New.
1447 (ipa_write_optimization_summaries): New.
1448 (ipa_read_summaries): Do not test ltrans.
1449 (ipa_read_optimization_summaries_1): New.
1450 (ipa_read_optimization_summaries): New.
1452 2010-04-21 Jan Hubicka <jh@suse.cz>
1454 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1456 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1458 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1461 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1462 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1464 2010-04-21 Jan Hubicka <jh@suse.cz>
1466 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1468 2010-04-21 Jan Hubicka <jh@suse.cz>
1470 * varpool.c (decide_is_variable_needed): Variable is always needed
1473 2010-04-21 Jan Hubicka <jh@suse.cz>
1475 * opts.c (decode_options): Enable pure-const pass for whopr.
1477 2010-04-21 Jan Hubicka <jh@suse.cz>
1479 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1480 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1482 (cgraph_decide_inlining): Do not expect callee to be removed in all
1485 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1487 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1489 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1492 amdfam10_decode attributes.
1494 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1497 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1498 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1499 (lower_copyprivate_clauses): Use private var in outer
1500 context instead of original var. Make sure the types
1501 are correct for VLAs.
1503 2010-04-21 Richard Guenther <rguenther@suse.de>
1505 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1506 to non-pointer objects.
1508 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1510 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1511 last chain entry if it starts with the still current label.
1512 (add_location_or_const_value_attribute): Check that
1513 loc_list->first->next is NULL instead of comparing ->first with ->last.
1514 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1515 to add_var_loc_to_decl.
1517 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1518 >= 4 add also address size and segment size fields into CIE header.
1520 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1521 long as address size is the same as sizeof (void *) and
1523 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1524 address size or segment size is unexpected, return DW_EH_PE_omit.
1525 (classify_object_over_fdes): If get_cie_encoding returned
1526 DW_EH_PE_omit, return -1.
1527 (init_object): If classify_object_over_fdes returned -1,
1528 pretend there were no FDEs at all.
1530 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1533 bswap{si,di}2 using SWI48 mode iterator.
1534 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1535 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1536 set modrm attribute of bswap insn to 0 and remove length attribute.
1537 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1538 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1539 set mode attribute to <MODE> and remove length attribute.
1541 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1543 PR rtl-optimization/43520
1544 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1545 zero available registers.
1547 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1549 * builtins.c (fold_builtin_cproj): Fold more cases.
1551 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1553 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1554 (fold_builtin_1): Fold builtin cproj.
1555 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1556 Use ATTR_CONST_NOTHROW_LIST.
1558 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1561 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1562 ffsi2_no_cmove for !TARGET_CMOVE.
1563 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1564 (ffssi2): Remove expander.
1565 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1567 (ctz<mode>2): Ditto from ctz{si,di}2.
1568 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1570 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1573 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1575 * dwarf2out.c (AT_linkage_name): Define.
1576 (clone_as_declaration): Handle DW_AT_linkage_name.
1577 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1578 of DW_AT_MIPS_linkage_name.
1579 (move_linkage_attr): Likewise.
1580 (dwarf2out_finish): Likewise.
1582 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1585 * fold-const.c (fold_comparison): New folding rule.
1587 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1589 * double-int.h (double_int_setbit): Declare.
1590 * double-int.c (double_int_setbit): New function.
1591 * rtl.h (immed_double_int_const): Declare.
1592 * emit-rtl.c (immed_double_int_const): New function.
1593 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1594 and immed_double_int_const functions.
1595 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1596 expand_copysign_bit): (Ditto.).
1597 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1598 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1599 * dojump.c (prefer_and_bit_test): (Ditto.).
1600 * expr.c (convert_modes, reduce_to_bit_field_precision,
1601 const_vector_from_tree): (Ditto.).
1602 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1604 2010-04-20 Jan Hubicka <jh@suse.cz>
1606 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1607 (dump_cgraph_node): Dump new flags.
1608 * cgraph.h (struct cgraph_node): Add flags
1609 reachable_from_other_partition and in_other_partition.
1610 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1611 other partition can not be removed.
1612 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1613 the other partition must be output; silence sanity checking on
1614 leaking functions bodies from other paritition.
1615 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1616 (lto_output_node): Output new flags; do not sanity check that inline
1617 clones are output; drop lto_forced_extern_inline_p code; do not mock
1618 visibility flags at partition boundaries.
1619 (add_node_to): New function.
1620 (output_cgraph): Use it to sort functions so masters appear before
1622 (input_overwrite_node): Input new flags.
1623 * passes.c (ipa_write_summaries): Do not call
1624 lto_new_extern_inline_states.
1625 * lto-section-out.c (forced_extern_inline,
1626 lto_new_extern_inline_states lto_delete_extern_inline_states,
1627 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1628 * lto-streamer.h (lto_new_extern_inline_states,
1629 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1630 lto_forced_extern_inline_p): Kill.
1632 2010-04-20 Richard Guenther <rguenther@suse.de>
1634 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1635 from vars that can have pointers.
1636 (process_constraint): Dump useless constraints.
1638 2010-04-20 Richard Guenther <rguenther@suse.de>
1640 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1641 (dump_sa_points_to_info): Remove asserts.
1642 (init_base_vars): nothing_id isn't an escape point nor does it
1645 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1647 * tree.h (TYPE_REF_IS_RVALUE): Define.
1648 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1649 should_move_die_to_comdat, prune_unused_types_walk): Handle
1650 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1651 (modified_type_die, gen_reference_type_die): Emit
1652 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1653 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1655 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1658 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1659 calls for -fpic -m31 if they have been sibcall optimized.
1661 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1663 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1664 ar.lc fixed and call-used.
1666 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1668 2010-04-19 Jan Hubicka <jh@suse.cz>
1670 * opts.c (decode_options): Disable whpr incompatible passes.
1671 * lto/lto.c (lto_1_to_1_map): Skip clones.
1672 (read_cgraph_and_symbols): Do not mark everything as needed.
1673 (do_whole_program_analysis): Do map only after optimizing;
1674 set proper cgraph_state; use passmanager.
1676 2010-04-19 DJ Delorie <dj@redhat.com>
1678 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1679 POINTER_PLUS_EXPR and fix them.
1681 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1683 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1684 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1685 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1686 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1687 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1688 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1689 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1690 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1691 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1692 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1693 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1695 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1697 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1698 (check_cond_move_block): Likewise.
1699 (cond_move_process_if_block): Likewise.
1700 (noce_find_if_block): Improve formatting.
1701 (find_if_header): Pass 0 to memset and tweak conditions.
1702 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1704 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1706 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1710 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1711 with non-local decl doesn't need chain.
1713 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1715 * ira-color.c (allocno_reload_assign): Avoid accumulating
1716 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1718 2010-04-19 Martin Jambor <mjambor@suse.cz>
1720 * gimple.h (create_tmp_reg): Declare.
1721 * gimplify.c (create_tmp_reg): New function.
1722 (gimplify_return_expr): Use create_tmp_reg.
1723 (gimplify_omp_atomic): Likewise.
1724 (gimple_regimplify_operands): Likewise.
1725 * tree-dfa.c (make_rename_temp): Likewise.
1726 * tree-predcom.c (predcom_tmp_var): Likewise.
1727 (reassociate_to_the_same_stmt): Likewise.
1728 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1729 (get_replaced_param_substitute): Likewise.
1730 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1731 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1732 * tree-ssa-pre.c (get_representative_for): Likewise.
1733 (create_expression_by_pieces): Likewise.
1734 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1735 (create_tailcall_accumulator): Likewise.
1737 2010-04-19 Martin Jambor <mjambor@suse.cz>
1739 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1741 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1743 2010-04-19 Richard Guenther <rguenther@suse.de>
1745 PR tree-optimization/43796
1746 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1747 from SCEV in the lattice.
1748 (vrp_visit_phi_node): Dump change.
1750 2010-04-19 Richard Guenther <rguenther@suse.de>
1752 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1753 * configure: Re-generated.
1755 2010-04-19 Richard Guenther <rguenther@suse.de>
1757 PR tree-optimization/43783
1758 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1759 constant ARRAY_REF operands two and three if possible.
1761 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1766 2010-04-19 Jie Zhang <jie@codesourcery.com>
1769 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1771 2010-04-19 Ira Rosen <irar@il.ibm.com>
1773 PR tree-optimization/37027
1774 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1775 and macro to access it.
1776 (vectorizable_reduction): Add argument.
1777 (vect_get_slp_defs): Likewise.
1778 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1779 statements for possible use in SLP.
1780 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1781 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1782 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1784 (vectorizable_reduction): Likewise.
1785 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1787 (vectorizable_type_demotion, vectorizable_type_promotion,
1788 vectorizable_store): Likewise.
1789 (vect_analyze_stmt): Update call to vectorizable_reduction.
1790 (vect_transform_stmt): Likewise.
1791 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1792 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1793 from different interleaving chains in same node.
1794 (vect_slp_rearrange_stmts): New function.
1795 (vect_supported_load_permutation_p): Allow load permutations for
1796 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1797 inside SLP nodes if necessary.
1798 (vect_analyze_slp_instance): Handle reductions.
1799 (vect_analyze_slp): Try to build SLP instances originating from groups
1801 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1802 (vect_get_constant_vectors): Create initial vectors for reductions
1803 according to reduction code. Add new argument.
1804 (vect_get_slp_defs): Add new argument, pass it to
1805 vect_get_constant_vectors.
1806 (vect_schedule_slp_instance): Remove SLP tree root statements.
1808 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1810 * tree.h (ENUM_IS_SCOPED): Define.
1811 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1812 for ENUM_IS_SCOPED enums.
1814 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1816 * fold-const.c (fold_comparison): Use ssizetype.
1817 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1818 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1819 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1820 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1822 * tree.h (initialize_sizetypes): Remove parameter.
1823 (build_common_tree_nodes): Remove second parameter.
1824 * stor-layout.c (initialize_sizetypes): Remove parameter.
1825 Always create an unsigned type.
1826 (set_sizetype): Assert that the passed type is unsigned and simplify.
1827 * tree.c (build_common_tree_nodes): Remove second parameter.
1828 Adjust call to initialize_sizetypes.
1829 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1830 build_common_tree_nodes.
1832 2010-04-18 Matthias Klose <doko@ubuntu.com>
1834 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1836 2010-04-18 Ira Rosen <irar@il.ibm.com>
1838 PR tree-optimization/43771
1839 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1840 load permutation doesn't have gaps.
1842 2010-04-18 Jan Hubicka <jh@suse.cz>
1844 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1845 (sse_prologue_save_insn expander): Use new pattern.
1846 (sse_prologue_save_insn1): New pattern and splitter.
1847 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1849 * i386.c (setup_incoming_varargs_64): Do not compute jump
1851 (ix86_gimplify_va_arg): Update alignment needed.
1852 (ix86_local_alignment): Do not align all local arrays to 128bit.
1854 2010-04-17 Jan Hubicka <jh@suse.cz>
1856 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1858 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1860 * arm.md (negdi2): Remove redundant code to force values into a
1863 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1865 * arm/bpabi.S: Add EABI alignment attributes to objects.
1866 * arm/bpabi-v6m.S: Likewise.
1867 * arm/crti.asm: Likewise.
1868 * arm/crtn.asm: Likewise.
1869 * arm/lib1funcs.asm: Likewise.
1870 * arm/libunwind.S: Likewise.
1872 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1874 * arm-protos.h (tune_params): New structure.
1875 * arm.c (current_tune): New variable.
1876 (arm_constant_limit): Delete.
1877 (struct processors): Add pointer to the tune parameters.
1878 (arm_slowmul_tune): New tuning option.
1879 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1880 (all_cores): Adjust to pick up the tuning model.
1881 (arm_constant_limit): New function.
1882 (arm_override_options): Select the appropriate tuning model. Delete
1883 initialization of arm_const_limit.
1884 (arm_split_constant): Use the new constant-limit model.
1885 (arm_rtx_costs): Pick up the current tuning model.
1886 * arm.md (is_strongarm, is_xscale): Delete.
1887 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1888 for Xscale variant architectures.
1889 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1891 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1893 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1895 (arm_rtx_costs_1): Remove unused variable extra_cost.
1896 (arm_unwind_emit_set): Use variable offset.
1897 (thumb1_output_casesi): Remove unused variable flags.
1899 2010-04-16 Jeff Law <law@redhat.com>
1901 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1902 needing assignment rather than doing a two-phase assignment. Remove
1903 unused variable 'm'.
1905 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1908 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1910 2010-04-16 Doug Kwan <dougkwan@google.com>
1912 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1913 (next_operand_entry_id): New static variable.
1914 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1915 (add_to_ops_vec): Assigned unique ID to operand entry.
1916 (struct oecount_s): New field ID.
1917 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1918 (undistribute_ops_list): Assign unique IDs to oecounts.
1919 (init_reassoc): reset next_operand_entry_id.
1921 2010-04-16 Doug Kwan <dougkwan@google.com>
1923 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1924 missing left parenthesis.
1926 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1928 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1929 *btdi_rex64 using SWI48 mode iterator.
1930 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1931 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1932 *jcc_btdi_mask_rex64.
1934 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1936 * double-int.h (tree_to_double_int): Convert to macro.
1937 * double-int.c (tree_to_double_int): Remove.
1939 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1942 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1943 with want_address 2 and in case a single element list might be
1944 possible, call it again with want_address 0.
1946 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1948 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1949 case 'W' print operands for HI mode.
1950 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1951 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1952 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1953 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1955 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1957 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1958 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1959 #xx:3 and #xx:4 mode.
1961 * config/h8300/h8300.md (inverted load with HImode dest): Add
1962 support for H8300SX.
1964 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1965 satisfy 'U' constraint.
1967 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1969 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1970 * configure: Regenerate.
1971 * config.in: Regenerate.
1972 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1975 2010-04-16 Richard Guenther <rguenther@suse.de>
1977 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1978 (struct tree_decl_common): ... here.
1979 (DECL_PT_UID): Adjust.
1980 (SET_DECL_PT_UID): Likewise.
1981 (DECL_PT_UID_SET_P): Likewise.
1983 2010-04-16 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/43572
1986 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1987 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1988 * tree-flow.h (is_call_clobbered): Remove.
1989 * tree-flow-inline.h (is_call_clobbered): Likewise.
1990 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1991 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1992 (execute_return_slot_opt): Adjust.
1993 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1994 check for call clobbered vars here.
1995 (find_tail_calls): Move tailcall verification to the
1998 2010-04-16 Diego Novillo <dnovillo@google.com>
2000 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2002 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2005 * config/arm/arm.md (cbranchqi4): New pattern.
2006 * config/arm/predicates.md (const0_operand,
2007 cbranchqi4_comparison_operator): New predicates.
2009 2010-04-16 Richard Guenther <rguenther@suse.de>
2011 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2012 (dump_gimple_stmt): Likewise.
2014 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2016 * recog.h (struct recog_data): New field is_operator.
2017 (struct insn_operand_data): New field is_operator.
2018 * recog.c (extract_insn): Set recog_data.is_operator.
2019 * genoutput.c (output_operand_data): Emit code to set the
2021 * reload.c (find_reloads): Use it rather than testing for an
2022 empty constraint string.
2025 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2026 If the previous insn is a cbranchsi4_insn with the same arguments,
2027 omit the compare instruction.
2029 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2030 register, inputs must be low registers and we need a low register
2031 scratch. Handle alternative 2 like alternative 3.
2033 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2035 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2036 don't call get_addr on both. If one expression is a VALUE and
2037 the other a REG, check VALUE's locs if the REG isn't among them.
2039 2010-04-16 Christian Bruel <christian.bruel@st.com>
2041 * config/sh/sh.h (sh_frame_pointer_required): New function.
2042 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2043 (flag_omit_frame_pointer) Set.
2044 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2045 (rounded_frame_size): Adjust size with outgoing_args_size.
2046 (sh_set_return_address): Must return from stack pointer.
2047 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2048 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2049 (ACCUMULATE_OUTGOING_ARGS): Define.
2050 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2051 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2053 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2056 * config/sh/sh.c (sh_legitimize_reload_address): Use
2057 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2058 Remove a unneeded check for offset_base.
2060 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2062 * configure: Regenerated.
2064 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2066 * config/s390/s390.c (s390_call_save_register_used): Switch back
2067 to HARD_REGNO_NREGS.
2069 2010-04-15 Richard Guenther <rguenther@suse.de>
2071 * alias.c (alias_set_subset_of): Handle alias-set zero
2074 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2075 Julian Brown <julian@codesourcery.com>
2077 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2078 alternatives according to use of high and low regs.
2079 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2080 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2081 optimizing for size on Thumb-2.
2083 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2085 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2087 2010-04-15 Richard Guenther <rguenther@suse.de>
2089 * tree-ssa-structalias.c (struct variable_info): Add
2091 (new_var_info): Initialize it.
2092 (dump_constraints): Support printing last added constraints.
2093 (debug_constraints): Adjust.
2094 (dump_constraint_graph): Likewise.
2095 (make_heapvar_for): Check for NULL cfun.
2096 (get_function_part_constraint): New function.
2097 (get_fi_for_callee): Likewise.
2098 (find_func_aliases): Properly implement IPA PTA constraints.
2099 (process_ipa_clobber): New function.
2100 (find_func_clobbers): Likewise.
2101 (insert_into_field_list_sorted): Remove.
2102 (create_function_info_for): Properly allocate vars for IPA mode.
2103 Do not use insert_into_field_list_sorted.
2104 (create_variable_info_for): Properly generate constraints for
2105 global vars in IPA mode.
2106 (dump_solution_for_var): Always dump the solution.
2107 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2108 (find_what_var_points_to): Adjust.
2109 (pt_solution_set): Change.
2110 (pt_solution_ior_into): New function.
2111 (pt_solution_empty_p): Export.
2112 (pt_solution_includes_global): Adjust.
2113 (pt_solution_includes_1): Likewise.
2114 (pt_solutions_intersect_1): Likewise.
2115 (dump_sa_points_to_info): Check some invariants.
2116 (solve_constraints): Move constraint dumping ...
2117 (compute_points_to_sets): ... here.
2118 (ipa_pta_execute): ... and here.
2119 (compute_may_aliases): Do not re-compute points-to info
2120 locally if IPA info is available.
2121 (ipa_escaped_pt): New global var.
2122 (ipa_pta_execute): Properly implement IPA PTA.
2123 * tree-into-ssa.c (dump_decl_set): Support dumping
2124 decls not in referenced-vars.
2125 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2126 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2127 (dump_points_to_solution): Likewise.
2128 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2129 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2130 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2131 (copy_decl_to_var): Copy DECL_PT_UID.
2132 (copy_result_decl_to_var): Likewise.
2133 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2134 (copy_node_stat): Copy it.
2135 * tree.h (DECL_PT_UID): New macro.
2136 (SET_DECL_PT_UID): Likewise.
2137 (DECL_PT_UID_SET_P): Likewise.
2138 (struct tree_decl_minimal): Add pt_uid member.
2139 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2140 (pt_solution_empty_p): Declare.
2141 (pt_solution_set): Adjust.
2142 (ipa_escaped_pt): Declare.
2143 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2144 * gimple-pretty-print.c (pp_points_to_solution): New function.
2145 (dump_gimple_call): Dump call clobber/use information.
2146 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2147 * tree-pass.h (TDF_ALIAS): New dump option.
2148 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2149 * doc/invoke.texi (-fipa-pta): Update documentation.
2151 2010-04-15 Richard Guenther <rguenther@suse.de>
2153 * Makefile.in (OBJS-common): Add gimple-fold.o.
2154 (gimple-fold.o): New rule.
2155 * tree.h (maybe_fold_offset_to_reference,
2156 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2158 * gimple.h: ... here.
2159 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2160 may_propagate_address_into_dereference): Move prototypes ...
2161 * gimple.h: ... here.
2162 * tree-ssa-ccp.c (get_symbol_constant_value,
2163 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2164 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2165 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2166 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2167 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2168 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2169 gimplify_and_update_call_from_tree): Move ...
2170 * gimple-fold.c: ... here. New file.
2171 (ccp_fold_builtin): Rename to ...
2172 (gimple_fold_builtin): ... this.
2173 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2175 2010-04-15 Richard Guenther <rguenther@suse.de>
2177 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2178 fit_double_type, force_fit_type_double, add_double_with_sign,
2179 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2180 lrotate_double, rrotate_double, div_and_round_double): Move ...
2181 * double-int.c: ... here.
2182 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2183 add_double, neg_double, mul_double_with_sign, mul_double,
2184 lshift_double, rshift_double, lrotate_double, rrotate_double,
2185 div_and_round_double): Move prototypes ...
2186 * double-int.h: ... here.
2188 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2191 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2192 matching constraints to ensure inputs match the output.
2194 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2197 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2198 in an input-only operand.
2200 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2202 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2203 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2204 (double_int_negative_p): Convert to static inline function.
2205 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2206 (double_int_negative_p): Remove.
2207 * tree.h (lshift_double, rshift_double):
2208 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2209 * fold-const.c (fold_convert_const_int_from_real,
2210 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2211 (lshift_double): Change type of arith argument to bool.
2212 (rshift_double): Change type of arith argument to bool. Correct
2214 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2216 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2219 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2220 at the start and end of the then/else blocks, and omit them from the
2222 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2223 argument; all callers changed. Pass zero to old_insns_match_p instead.
2224 (flow_find_head_matching_sequence): New function.
2225 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2226 * basic-block.h (flow_find_cross_jump,
2227 flow_find_head_matching_sequence): Declare functions.
2229 2010-04-14 Jason Merrill <jason@redhat.com>
2232 * c-common.c (attribute_takes_identifier_p): New fn.
2233 * c-common.h: Declare it.
2235 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2239 (*udivmod<mode>4): Ditto.
2241 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/i386.md (maxmin_int): Rename code attribute from
2244 maxminiprefix and update all users.
2245 (maxmin_float): Ditto from maxminfprefix.
2246 (logic): Ditto from logicprefix.
2247 (absneg_mnemonic): Ditto from absnegprefix.
2248 * config/i386/mmx.md: Update all users of maxminiprefix,
2249 maxminfprefix and logicprefix for rename.
2250 * config/i386/sse.md: Ditto.
2251 * config/i386/sync.md (sync_<code><mode>): Update for
2254 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2257 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2258 warnings converted to errors.
2260 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2262 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2263 used insn_type variable.
2264 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2265 to avoid set-but-not-used warning.
2267 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2269 * df-core.c (df_ref_debug): Change format string placeholder
2271 * dwarf2asm.c (dw2_asm_output_data_raw,
2272 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2273 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2274 * dwarf2out.c (output_cfi, output_cfi_directive,
2275 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2276 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2278 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2279 * print-rtl.c (print_rtx): Ditto.
2281 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2284 * builtins.c (expand_builtin_pow_root): New function to expand pow
2285 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2286 series of sqrt and cbrt calls under -ffast-math.
2287 (expand_builtin_pow): Call it.
2289 2010-04-14 Michael Matz <matz@suse.de>
2291 PR tree-optimization/42963
2292 * tree-cfg.c (touched_switch_bbs): New static variable.
2293 (group_case_labels_stmt): New function broken out from ...
2294 (group_case_labels): ... here, use the above.
2295 (start_recording_case_labels): Allocate touched_switch_bbs.
2296 (end_recording_case_labels): Deallocate it, call
2297 group_case_labels_stmt.
2298 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2300 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2305 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2309 2010-04-13 Jan Hubicka <jh@suse.cz>
2311 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2312 of optimized out static functions.
2313 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2314 cost computation. Also sanity check for overflows.
2315 (update_caller_keys): Update cgraph_edge_badness call; properly
2316 update fibheap and sanity check that it is up to date.
2317 (add_new_edges_to_heap): Update cgraph_edge_badness.
2318 (cgraph_decide_inlining_of_small_function): Likewise;
2319 add sanity checking that badness in heap is up to date;
2320 improve dumping of reason; Update badness of calls to the
2321 offline copy of function currently inlined; dump badness
2322 of functions not inlined because of unit growth limits.
2324 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2327 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2328 because of sign-extension change when converting to sizetype here...
2329 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2331 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2332 the folding to constants. Remove redundant final conversion.
2333 (fold_binary) <associate>: Do not associate if the re-association of
2334 constants alone overflows.
2335 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2336 to the end of the list.
2337 (multiple_of_p) <COND_EXPR>: New case.
2339 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2341 * opt-functions.awk (opt_sanitized_name): New.
2343 * optc-gen.awk: Use it
2344 * opth-gen.awk: Use it.
2346 2010-04-13 Martin Jambor <mjambor@suse.cz>
2348 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2349 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2350 children. Call replace_uses_with_default_def_ssa_name to handle
2353 2010-04-13 Michael Matz <matz@suse.de>
2356 * builtins.c (expand_builtin_interclass_mathfn): Also create
2357 a register if the predicate doesn't match.
2359 2010-04-13 Diego Novillo <dnovillo@google.com>
2361 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2362 * c-pch.c: Include timevar.h.
2363 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2364 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2365 * ggc-common.c: Include timevar.h.
2366 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2367 * timevar.def (TV_PCH_SAVE): Define.
2368 (TV_PCH_CPP_SAVE): Define.
2369 (TV_PCH_PTR_REALLOC): Define.
2370 (TV_PCH_PTR_SORT): Define.
2371 (TV_PCH_RESTORE): Define.
2372 (TV_PCH_CPP_RESTORE): Define.
2374 2010-04-13 Michael Matz <matz@suse.de>
2376 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2378 (can_reassociate_p): New function.
2379 (break_up_subtract_bb, reassociate_bb): Use it.
2381 2010-04-13 Richard Guenther <rguenther@suse.de>
2384 * builtins.c (c_readstr): Fix assert.
2386 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2388 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2389 when generating cltd insn.
2391 (*ashl<mode>3_1): Remove special handling for register operand 2.
2392 (*ashlsi3_1_zext): Ditto.
2393 (*ashlhi3_1): Ditto.
2394 (*ashlhi3_1_lea): Ditto.
2395 (*ashlqi3_1): Ditto.
2396 (*ashlqi3_1_lea): Ditto.
2397 (*<shiftrt_insn><mode>3_1): Ditto.
2398 (*<shiftrt_insn>si3_1_zext): Ditto.
2399 (*<shiftrt_insn>qi3_1_slp): Ditto.
2400 (*<rotate_insn><mode>3_1): Ditto.
2401 (*<rotate_insn>si3_1_zext): Ditto.
2402 (*<rotate_insn>qi3_1_slp): Ditto.
2404 2010-04-13 Richard Guenther <rguenther@suse.de>
2406 * tree-ssa-structalias.c (callused_id): Remove.
2407 (call_stmt_vars): New.
2408 (get_call_vi): Likewise.
2409 (lookup_call_use_vi): Likewise.
2410 (lookup_call_clobber_vi): Likewise.
2411 (get_call_use_vi): Likewise.
2412 (get_call_clobber_vi): Likewise.
2413 (make_transitive_closure_constraints): Likewise.
2414 (handle_const_call): Adjust to do per-call call-used handling.
2415 (handle_pure_call): Likewise.
2416 (find_what_var_points_to): Remove general callused handling.
2417 (init_base_vars): Likewise.
2418 (init_alias_vars): Initialize call_stmt_vars.
2419 (compute_points_to_sets): Process call-used and call-clobbered
2420 vars for call statements.
2421 (delete_points_to_sets): Free call_stmt_vars.
2423 2010-04-13 Richard Guenther <rguenther@suse.de>
2425 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2426 Only add RW dependence for dependence distance zero.
2427 Adjust maximal vectorization factor according to dependences.
2428 Move alignment handling ...
2429 (vect_find_same_alignment_drs): ... here. New function.
2430 (vect_analyze_data_ref_dependences): Adjust.
2431 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2432 (vect_analyze_data_refs): Adjust minimal vectorization factor
2433 according to data references.
2434 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2435 dependences before determining the vectorization factor.
2436 Analyze alignment after determining the vectorization factor.
2437 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2438 dependences before alignment.
2439 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2441 (vect_analyze_data_refs): Likewise.
2442 (MAX_VECTORIZATION_FACTOR): New define.
2444 2010-04-13 Duncan Sands <baldrick@free.fr>
2446 * except.h (lang_eh_type_covers): Remove.
2447 * except.c (lang_eh_type_covers): Likewise.
2449 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2450 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2452 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2453 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2454 UNITS_PER_LONG where it is ABI relevant.
2455 (s390_return_addr_rtx): Likewise.
2456 (s390_back_chain_rtx): Likewise.
2457 (s390_frame_area): Likewise.
2458 (s390_frame_info): Likewise.
2459 (s390_initial_elimination_offset): Likewise.
2460 (save_gprs): Likewise.
2461 (s390_emit_prologue): Likewise.
2462 (s390_emit_epilogue): Likewise.
2463 (s390_function_arg_advance): Likewise.
2464 (s390_function_arg): Likewise.
2465 (s390_va_start): Likewise.
2466 (s390_gimplify_va_arg): Likewise.
2467 (s390_function_profiler): Likewise.
2468 (s390_optimize_prologue): Likewise.
2469 (s390_rtx_costs): Likewise.
2470 (s390_secondary_reload): Likewise.
2471 (s390_promote_function_mode): Likewise.
2472 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2473 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2474 registers available.
2475 (s390_unwind_word_mode): New function.
2476 (s390_function_value): Split 64 bit values into register pair if
2477 used as return value.
2478 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2479 function call parameters. Handle parallels.
2480 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2481 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2482 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2483 (s390_expand_setmem): Remove unused variable src_addr.
2484 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2485 deal with 64 bit registers.
2486 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2487 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2488 (UNITS_PER_LONG): New macro.
2489 * libjava/include/s390-signal.h: Define extended ucontext
2490 structure containing the upper halfs of the 64 bit registers.
2492 2010-04-13 Simon Baldwin <simonb@google.com>
2494 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2496 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2498 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2499 rvalue on the RHS if the LHS is of a non-renamable type.
2500 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2502 2010-04-13 Matthias Klose <doko@ubuntu.com>
2504 * gcc.c (cc1_options): Handle -iplugindir before processing
2505 the cc1 spec. Only add -iplugindir once.
2506 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2508 * common.opt (iplugindir): Remove `Separate' property, initialize.
2509 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2511 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2512 (distclean): Remove plugin dir.
2513 * doc/invoke.texi: Document -iplugindir.
2515 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2517 * doc/plugins.texi (Loading Plugins): Document short
2518 -fplugin=foo option.
2519 (Plugin API): Mention default_plugin_dir_name function.
2521 * gcc.c (find_file_spec_function): Add new declaration.
2522 (static_spec_func): Use it for "find-file".
2523 (find_file_spec_function): Add new function.
2524 (cc1_options): Add -iplugindir option if -fplugin* options found.
2526 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2528 * plugin.c (add_new_plugin): Updated comment, and handle short
2530 (default_plugin_dir_name): Added new function.
2532 * common.opt (iplugindir): New option to set the plugin directory.
2534 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (any_rotate): New code iterator.
2537 (rotate_insn): New code attribute.
2539 (SWIM124): New mode iterator.
2540 (<rotate_insn>ti3): New expander.
2541 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2542 any_rotate code iterator.
2543 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2544 using any_rotate code iterator and SWIM124 mode iterator.
2545 (ix86_rotlti3): New insn_and_split pattern.
2546 (ix86_rotrti3): Ditto.
2547 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2548 ix86_rotl{di,ti}3 patterns.
2549 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2550 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2551 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2552 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2553 code iterator and SWI mode iterator.
2554 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2555 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2557 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2558 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2559 (bswap rotatert splitter): Add splitter.
2560 (bswap splitter): Macroize splitter using any_rotate code iterator.
2561 Add insn predicate to split only for TARGET_USE_XCHGB or when
2562 optimizing function for size.
2564 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2566 * config/pa/pa.c (emit_move_sequence): Remove use of
2567 deleted variable flag_argument_noalias.
2569 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2571 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2573 Add to unsupported targets list.
2574 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2575 sparc*-sun-solaris2.[567]* from target lists.
2576 * configure: Regenerate.
2577 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2579 Remove Solaris 7 patch references.
2580 (Specific, sparc-sun-solaris2.7): Removed.
2581 (sparc-sun-solaris2*): Update Solaris 7 example.
2582 (sparc64-*-solaris2*): Likewise.
2584 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2586 * config.build (alpha*-dec-osf4*): Remove.
2587 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2588 of obsolete configurations.
2589 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2591 * config/alpha/t-osf4: Renamed to ...
2592 * config/alpha/t-osf5: ... this.
2593 * config/alpha/osf.h: Renamed to ...
2594 * config/alpha/osf5.h: ... this.
2595 Merged old osf5.h contents.
2597 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2598 (EXTRA_SPECS): Removed.
2599 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2600 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2603 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2607 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2610 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2611 __thiscall convention.
2613 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2615 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2617 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2619 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2621 * function.c (assign_parms_initialize_all): Add unused attribute
2624 2010-04-12 Richard Guenther <rguenther@suse.de>
2626 * gsstruct.def (GSS_CALL): New.
2627 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2628 * gimple.h: Include tree-ssa-alias.h.
2629 (struct gimple_statement_call): New.
2630 (union gimple_statement_struct_d): Add gimple_call member.
2631 (gimple_call_reset_alias_info): Declare.
2632 (gimple_call_use_set): New function.
2633 (gimple_call_clobber_set): Likewise.
2634 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2635 * gimple.c (gimple_call_reset_alias_info): New function.
2636 (gimple_build_call_1): Call it.
2637 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2638 * tree-inline.c (remap_gimple_stmt): Likewise.
2639 (expand_call_inline): Remove callused handling.
2640 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2641 * tree-dfa.c (dump_variable): Likewise.
2642 * tree-parloops.c (parallelize_loops): Likewise.
2643 * tree-ssa.c (init_tree_ssa): Likewise.
2644 (delete_tree_ssa): Likewise.
2645 * tree-flow-inline.h (is_call_used): Remove.
2646 * tree-flow.h (struct gimple_df): Remove callused member.
2647 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2648 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2649 (ref_maybe_used_by_call_p_1): Simplify.
2650 (call_may_clobber_ref_p_1): Likewise.
2651 * tree-ssa-structalias.c (compute_points_to_sets): Set
2652 the call stmt used and clobbered sets.
2653 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2654 (find_tail_calls): Verify the tail call.
2656 2010-04-12 Richard Guenther <rguenther@suse.de>
2658 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2659 single-iteration always-inline inlining.
2660 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2661 (cgraph_decide_inlining): Do not handle always-inline specially.
2662 (try_inline): Remove always-inline cycle detection special case.
2663 Do not recurse on always-inlines.
2664 (cgraph_early_inlining): Do not iterate if not optimizing.
2665 (cgraph_gate_early_inlining): remove.
2666 (pass_early_inline): Run unconditionally.
2667 (gate_cgraph_decide_inlining): New function.
2668 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2669 not inlining or optimizing.
2670 (cgraph_decide_inlining_of_small_functions): Also consider
2671 always-inline functions.
2672 (cgraph_default_inline_p): Return true for nodes which should
2673 disregard inline limits.
2674 (estimate_function_body_sizes): Assume zero size and time for
2675 nodes which are marked as disregarding inline limits.
2676 (cgraph_decide_recursive_inlining): Do not perform recursive
2677 inlining on always-inline nodes.
2679 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2682 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2683 for exprs satisfying handled_component_p.
2685 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2687 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2688 non-constant aggregate elements.
2690 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2691 is a real initialization.
2693 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2696 * c-decl.c (start_function): Move forward check for nested function.
2698 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2700 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2701 * config/sh/sh.c: Include reload.h.
2702 (sh_legitimize_reload_address): New.
2703 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2704 sh_legitimize_reload_address.
2706 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2708 * config/sh/sh.md (*movqi_pop): New insn pattern.
2709 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2711 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2713 * config/i386/i386.md (any_shiftrt): New code iterator.
2714 (shiftrt_insn): New code attribute.
2716 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2717 using any_shiftrt code iterator.
2718 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2719 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2720 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2721 pattern from corresponding peephole2 patterns.
2722 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2723 using any_shiftrt code iterator.
2724 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2725 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2726 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2727 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2728 *{ashr,lshr}<mode>3_cmp_zext.
2729 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2731 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2735 (*lshr<mode>3_cconly): Ditto.
2737 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2739 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2740 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2741 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2742 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2744 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2745 from corresponding peephole2 patterns.
2746 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2747 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2748 and *lshrdi3_1_rex64 using SWI mode iterator.
2749 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2750 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2751 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2752 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2753 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2754 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2755 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2756 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2757 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2760 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2763 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2764 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2765 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2767 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2768 from corresponding peephole2 patterns.
2769 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2770 (ashrsi3_cvt): Rename from ashrsi3_31.
2771 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2772 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2773 and x86_64_shift_adj_3 using SWI48 mode iterator.
2774 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2775 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2776 and *ashrdi3_1_rex64 using SWI mode iterator.
2777 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2778 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2779 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2780 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2781 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2782 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2783 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2784 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2785 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2787 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2788 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2789 x86_shift<mode>_adj_3 expanders.
2791 2010-04-10 Wei Guozhi <carrot@google.com>
2794 * config/arm/arm.c (arm_pic_static_addr): New function.
2795 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2797 (arm_output_addr_const_extra): Output expression for new pattern.
2798 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2800 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2802 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2805 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2806 * web.c: Include "insn-config.h" and "recog.h".
2807 (union_match_dups): New function.
2808 (web_main): Call it.
2809 (union_defs): Don't try to recognize match_dups.
2811 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2812 if doing so would replace the entire pattern.
2814 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2819 and splitter pattern. Change splitter operand 1 predicate to
2822 2010-04-09 Martin Jambor <mjambor@suse.cz>
2824 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2825 lattices are addresses of CONST_DECLs with the same initial value.
2826 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2827 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2829 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2830 Bernd Schmidt <bernds@codesourcery.com>
2832 * loop-invariant.c (replace_uses): New static function.
2833 (move_invariant_reg): Use it to ensure we can replace the uses.
2835 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2837 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2839 (picochip_override_options): Enable section anchors only above -O1.
2840 (picochip_reorg): Fixed a couple of build warnings.
2842 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * configure.ac (plugin -rdynamic test): Log result.
2845 * configure: Regenerate.
2846 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2847 (RDYNAMIC_SPEC): Define.
2848 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2850 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * configure.ac: Determine Sun ld version numbers.
2853 (comdat_group): Restrict GNU ld version checks to gld.
2854 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2855 (enable_comdat): Support --enable-comdat.
2856 * configure: Regenerate.
2857 * doc/install.texi (Configuration): Document --enable-comdat.
2859 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2861 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2862 * config/sol2-gld.h: ... here.
2863 * config.gcc (sparc*-*-solaris2*): Reflect this.
2864 (i[34567]86-*-solaris2*): Use it.
2866 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2868 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2870 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2872 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2875 * diagnostic.c (diagnostic_initialize): Initialize
2876 some_warnings_are_errors.
2877 (diagnostic_finish): New.
2878 (diagnostic_action_after_output): Call it before exiting.
2879 (diagnostic_report_diagnostic): Do not print message here. Set
2880 some_warnings_are_errors.
2881 * diagnostic.h (diagnostic_context): Delete
2882 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2883 (diagnostic_finish): Declare.
2884 * toplev.c (toplev_main): Call it before exit.
2886 2010-04-09 Jason Merrill <jason@redhat.com>
2889 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2890 for incomplete type.
2893 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2894 based on a warning flag.
2896 2010-04-09 Richard Guenther <rguenther@suse.de>
2898 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2900 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2903 * varasm.c (default_assemble_visibility): Wrap vars that are
2904 set, but unused, by targets without GAS.
2905 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2906 Remove set, but unused, vars.
2907 (rs6000_legitimize_tls_address): Likewise.
2908 (altivec_expand_dst_builtin): Likewise.
2909 * config/darwin.c (machopic_classify_symbol): Likewise.
2910 (machopic_indirection_name): Likewise.
2912 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/i386.md (DWI): New mode iterator.
2915 (S): New mode attribute.
2916 (shift_operand): Ditto.
2917 (shift_immediate_operand): Ditto.
2918 (ashl_input_operand): Ditto.
2919 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2920 using SDWIM mode iterator.
2921 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2922 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2924 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2925 from corresponding peephole2 patterns.
2926 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2927 and x86_64_shift_adj_1 using SWI48 mode iterator.
2928 (x86_shift<mode>_adj_2): Ditto.
2929 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2930 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2931 using SWI48 mode iterator.
2932 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2933 *ashldi3_cmp_rex64 using SWI mode iterator.
2934 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2935 *ashldi3_cconly_rex64 using SWI mode iterator.
2936 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2937 x86_shift<mode>_adj_{1,2}.
2938 (ix86_split_ashr): Ditto.
2939 (ix86_split_lshr): Ditto.
2941 2010-04-09 Richard Guenther <rguenther@suse.de>
2943 * target.h (builtin_conversion): Pass in input and output types.
2944 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2945 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2946 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2947 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2949 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2951 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2953 2010-04-09 Richard Guenther <rguenther@suse.de>
2956 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2958 2010-04-09 Richard Guenther <rguenther@suse.de>
2960 * tree-vectorizer.h (struct _stmt_vec_info): Document
2961 that vectype is the type of the LHS.
2962 (supportable_widening_operation, supportable_narrowing_operation):
2963 Get both input and output vector types as arguments.
2964 (vect_is_simple_use_1): Declare.
2965 (get_same_sized_vectype): Likewise.
2966 * tree-vect-loop.c (vect_determine_vectorization_factor):
2967 Set STMT_VINFO_VECTYPE to the vector type of the def.
2968 (vectorizable_reduction): Adjust.
2969 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2970 Adjust. Specify the output vector type.
2971 (vect_pattern_recog_1): Adjust.
2972 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2973 (vectorizable_call): Adjust.
2974 (vectorizable_conversion): Likewise.
2975 (vectorizable_operation): Likewise.
2976 (vectorizable_type_demotion): Likewise.
2977 (vectorizable_type_promotion): Likewise.
2978 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2980 (vect_is_simple_use_1): New function.
2981 (supportable_widening_operation): Get both input and output
2983 (supportable_narrowing_operation): Likewise.
2984 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2986 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2988 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2989 __thiscall and _thiscall as predefined macros.
2990 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2991 thiscall attribute handling.
2992 (ix86_comp_type_attributes): Likewise.
2993 (ix86_function_regparm): Likewise.
2994 (ix86_return_pops_args): Likewise.
2995 (init_cumulative_args): Likewise.
2996 (find_drap_reg): Likewise.
2997 (ix86_static_chain): Likewise.
2998 (x86_this_parameter): Likewise.
2999 (x86_output_mi_thunk): Likewise.
3000 (ix86_attribute_table): Add description for thiscall attribute.
3001 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3002 * doc/extend.texi: Add documentation for thiscall.
3004 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3007 * c.opt (Wint-to-pointer-cast): Available in C++.
3008 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3010 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3012 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3013 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3014 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3015 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3016 function type instead. Reorder and simplify checks.
3018 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3020 2010-04-08 Jing Yu <jingyu@google.com>
3021 Zdenek Dvorak <ook@ucw.cz>
3023 PR tree-optimization/42720
3024 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3025 loop unswitch conditions here from ...
3026 (tree_unswitch_single_loop): ... here.
3028 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3030 * tree-if-conv.c: Fix comments and simplify logic.
3032 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3034 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3035 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3036 (main_tree_if_conversion): Update call to tree_if_conversion.
3038 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3041 * doc/invoke.texi (-b,-V): Delete.
3042 * doc/tm.texi: Do not mention -b.
3043 * gcc.c (display_help): Delete -b and -V.
3044 (process_command): Delete -b and -V.
3045 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3047 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3048 Wolfgang Gellerich <gellerich@de.ibm.com>
3050 Implement target hook for loop unrolling
3051 * target.h (loop_unroll_adjust): Add a new target hook function.
3052 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3053 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3054 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3055 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3056 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3058 (decide_unroll_stupid): Likewise.
3060 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3063 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3065 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3067 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3068 (Specific, *-*-solaris2*): Likewise.
3069 Don't prefer Sun as over GNU as.
3071 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3073 * config/s390/s390.c (override_options): Adjust the z10
3074 defaults for max-unroll-times, max-completely-peeled-insns
3075 and max-completely-peel-times.
3077 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3079 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3080 instructions for z10.
3081 (s390_expand_setmem): Likewise.
3082 (s390_expand_cmpmem): Likewise.
3084 2010-04-08 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/43679
3087 * tree-ssa-pre.c (eliminate): Only propagate copies.
3089 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3092 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3093 set but not used variable warning.
3095 2010-04-08 Wei Guozhi <carrot@google.com>
3098 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3099 (arm_size_rtx_costs): Call the new function when optimized for size.
3101 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3104 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3105 op0 is not a MEM, just return NULL instead of assertion
3107 (discover_nonconstant_array_refs): Don't walk debug stmts.
3109 2010-04-08 Doug Kwan <dougkwan@google.com>
3111 * configure.ac: Recognize gold and do not use its version number
3112 to test ld features.
3113 * configure: Regenerate.
3115 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3118 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3119 (negate_value): Move code to push elements to broken_up_substracts ...
3120 (eliminate_plus_minus_pair): ... here. Push operands that have no
3121 negative pair to plus_negates.
3122 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3124 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3126 * doc/install.texi (Configuration): Move description of
3127 --enable-lto, --with-libelf*, --enable-gold from Java section to
3130 * doc/generic.texi (Working with declarations)
3131 (Function Properties, C and C++ Trees): Fix typos.
3132 * doc/sourcebuild.texi (Top Level): Likewise.
3134 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3137 * tree.h (DECL_READ_P): Define.
3138 (struct tree_decl_common): Add decl_read_flag.
3139 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3140 a set but not used warning.
3141 (merge_decls): Merge DECL_READ_P flag.
3142 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3143 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3144 * c-common.c (handle_used_attribute, handle_unused_attribute):
3146 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3148 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3150 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3151 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3152 c_parser_binary_expression, c_parser_cast_expression,
3153 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3154 Call default_function_array_read_conversion instead of
3155 default_function_array_conversion where needed.
3156 (c_parser_unary_expression, c_parser_conditional_expression,
3157 c_parser_postfix_expression_after_primary, c_parser_initelt):
3158 Likewise. Call mark_exp_read where needed.
3159 (c_parser_statement_after_labels, c_parser_asm_operands,
3160 c_parser_typeof_specifier, c_parser_sizeof_expression,
3161 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3163 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3165 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3166 (warn_unused_but_set_parameter): Default to warn_unused
3168 * doc/invoke.texi: Document -Wunused-but-set-variable and
3169 -Wunused-but-set-parameter.
3171 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3172 used count variable.
3173 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3174 when operandN variables aren't used in the body of the expander
3176 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3177 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3178 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3179 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3180 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3181 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3182 * tree.c (PROCESS_ARG): Likewise.
3184 2010-04-07 Simon Baldwin <simonb@google.com>
3186 * diagnostic.h (diagnostic_override_option_index): New macro to
3187 set a diagnostic's option_index.
3188 * c-tree.h (c_cpp_error): Add warning reason argument.
3189 * opts.c (_warning_as_error_callback): New.
3190 (register_warning_as_error_callback): Store callback for
3191 warnings enabled via enable_warning_as_error.
3192 (enable_warning_as_error): Call callback, minor code tidy.
3193 * opts.h (register_warning_as_error_callback): Declare.
3194 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3195 response to -Werror=.
3196 (c_common_init_options): Register warning_as_error_callback in opts.c.
3197 * common.opt: Add -Wno-cpp option.
3198 * c-common.c (struct reason_option_codes_t): Map cpp warning
3199 reason codes to gcc option indexes.
3200 * (c_option_controlling_cpp_error): New function, lookup the gcc
3201 option index for a cpp warning reason code.
3202 * (c_cpp_error): Add warning reason argument, call
3203 c_option_controlling_cpp_error for diagnostic_override_option_index.
3204 * doc/invoke.texi: Document -Wno-cpp.
3206 2010-04-07 Richard Guenther <rguenther@suse.de>
3208 * ipa-reference.c (mark_load): Use get_base_address.
3209 (mark_store): Likewise.
3211 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3212 inserting GIMPLE_NOPs into the IL.
3213 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3214 Explicitly strip handled components and indirect references.
3216 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3217 folding address expressions.
3218 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3219 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3220 operand_equal_p to compare decls.
3221 (ptr_deref_may_alias_decl_p): Likewise.
3222 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3223 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3224 Handle reversed comparison ops.
3225 * tree-sra.c (asm_visit_addr): Use get_base_address.
3226 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3227 * ipa-reference.c (mark_address): Use get_base_address.
3229 2010-04-07 Richard Guenther <rguenther@suse.de>
3231 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3232 Propagate constants everywhere.
3234 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3237 * tree.c (MAX_INT_CACHED_PREC): Define.
3238 (nonstandard_integer_type_cache): New array.
3239 (build_nonstandard_integer_type): Cache results for precision
3240 <= MAX_INT_CACHED_PREC.
3242 2010-04-07 Richard Guenther <rguenther@suse.de>
3244 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3245 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3246 * common.opt: Likewise.
3247 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3248 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3249 (nonoverlapping_memrefs_p): Likewise.
3250 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3251 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3252 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3253 OPT_fargument_noalias_global for backward compatibility.
3255 2010-04-07 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/43270
3258 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3259 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3260 * tree-ssa-pre.c (phi_translate_1): Adjust.
3261 (fully_constant_expression): Split out vn_reference handling to ...
3262 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3263 Fold reads from constant strings.
3264 (vn_reference_lookup): Handle fully constant references.
3265 (vn_reference_lookup_pieces): Likewise.
3266 * Makefile.in (expmed.o-warn): Add -Wno-error.
3268 2010-04-07 Martin Jambor <mjambor@suse.cz>
3270 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3272 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3275 * gcc.c: Add -static-libstdc++ to list of recognized options.
3277 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3279 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3281 2010-04-07 Richard Guenther <rguenther@suse.de>
3284 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3285 bases build simple mem attributes to retain points-to information.
3287 2010-04-07 Richard Guenther <rguenther@suse.de>
3290 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3291 preserve points-to related information.
3293 2010-04-07 Richard Guenther <rguenther@suse.de>
3296 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3297 discard plain indirect references.
3298 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3299 * tree.c (tree_nop_conversion): Likewise.
3301 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3304 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3306 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3308 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3309 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3311 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3313 * tree-if-conv.c: Fix indentation and comments.
3315 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3317 * tree-if-conv.c: Sort static functions in topological order.
3319 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3321 * tree-if-conv.c: Fix indentation and comments.
3323 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3326 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3327 lang_hooks.types.type_for_size instead of
3328 build_nonstandard_integer_type.
3329 When converting an unsigned type to signed, double its precision.
3330 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3331 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3332 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3335 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3338 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3339 POINTER_PLUS_EXPR for pointer types.
3341 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3344 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3345 * graphite-clast-to-gimple.c: Include langhooks.h.
3346 (max_signed_precision_type): New.
3347 (max_precision_type): Takes two types as arguments.
3348 (precision_for_value): New.
3349 (precision_for_interval): New.
3350 (gcc_type_for_interval): New.
3351 (gcc_type_for_value): New.
3352 (gcc_type_for_clast_term): New.
3353 (gcc_type_for_clast_red): New.
3354 (gcc_type_for_clast_bin): New.
3355 (gcc_type_for_clast_expr): Split up into several functions.
3356 (gcc_type_for_clast_eq): Rewritten.
3357 (compute_bounds_for_level): New.
3358 (compute_type_for_level_1): New.
3359 (compute_type_for_level): New.
3360 (gcc_type_for_cloog_iv): Removed.
3361 (gcc_type_for_iv_of_clast_loop): Rewritten.
3362 (graphite_create_new_loop): Compute the lower and upper bound types
3363 with gcc_type_for_clast_expr.
3364 (graphite_create_new_loop_guard): Same.
3365 (find_cloog_iv_in_expr): Removed.
3366 (compute_cloog_iv_types_1): Removed.
3367 (compute_cloog_iv_types): Removed.
3368 (gloog): Do not call compute_cloog_iv_types.
3369 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3371 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3372 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3373 (GBB_CLOOG_IV_TYPES): Removed.
3375 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3377 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3378 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3379 (detect_commutative_reduction): Same.
3381 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3383 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3384 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3386 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3387 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3388 (rewrite_commutative_reductions_out_of_ssa): Same.
3389 * passes.c (execute_function_todo): Call verify_ssa for every pass
3390 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3391 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3392 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3393 with an extra argument.
3394 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3395 verify_ssa only when the extra argument is true.
3396 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3397 with an extra argument.
3398 (tree_transform_and_unroll_loop): Same.
3400 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3402 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3403 for all the passes of the LNO having LOOP_CLOSED_SSA.
3404 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3405 * tree-loop-distribution.c (pass_loop_distribution): Same.
3406 * tree-pass.h (TODO_verify_loops): Removed.
3407 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3409 (pass_tree_unswitch): Same.
3410 (pass_predcom): Same.
3411 (pass_vectorize): Same.
3412 (pass_linear_transform): Same.
3413 (pass_graphite_transforms): Same.
3414 (pass_iv_canon): Same.
3415 (pass_complete_unroll): Same.
3416 (pass_complete_unrolli): Same.
3417 (pass_parallelize_loops): Same.
3418 (pass_loop_prefetch): Same.
3419 (pass_iv_optimize): Same.
3421 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3424 * passes.c (init_optimization_passes): Move pass_lim before
3425 pass_copy_prop and pass_dce_loop.
3427 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3430 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3431 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3432 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3433 MULTI_* defines for 4 argument vpermil2p* builtins.
3435 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3437 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3438 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3439 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3440 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3441 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3442 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3443 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3444 Use x86_maybe_negate_const_int to output insn mnemonic.
3445 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3446 check from instruction predicate. Update comments.
3447 * config/i386/sync.md (sync_add<mode>): Use
3448 x86_maybe_negate_const_int to output insn mnemonic.
3450 2010-04-06 Jan Hubicka <jh@suse.cz>
3452 PR tree-optimization/42906
3453 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3454 IGNORE_SELF argument. Set visited_control_parents for fully
3456 (find_obviously_necessary_stmts): Update call of
3457 mark_control_dependent_edges_necessary.
3458 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3460 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.md: Remove comment about 'e' and 'E'
3465 2010-04-06 Richard Guenther <rguenther@suse.de>
3467 PR tree-optimization/43627
3468 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3469 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3472 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3474 * BASE-VER: Change to 4.6.0.
3477 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3480 2010-04-06 Richard Guenther <rguenther@suse.de>
3483 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3485 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3487 * doc/invoke.texi (Optimize Options): Document that LTO
3488 won't remove object access purely due to incompatible
3491 2010-04-04 Matthias Klose <doko@ubuntu.com>
3493 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3494 Initialize variable.
3496 2010-04-03 Richard Guenther <rguenther@suse.de>
3499 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3500 require a non-NULL MEM_OFFSET.
3502 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3504 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3505 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3506 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3507 config/alpha/predicates.md, config/arm/arm.md,
3508 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3509 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3510 config/darwin9.h, config/darwin.c, config/darwin.h,
3511 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3512 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3513 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3514 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3515 config/mips/mips.md, config/mn10300/mn10300.c,
3516 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3517 config/rs6000/aix.h, config/rs6000/dfp.md,
3518 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3519 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3520 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3521 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3522 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3523 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3524 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3525 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3526 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3527 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3528 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3529 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3530 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3531 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3532 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3533 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3534 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3535 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3536 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3537 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3538 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3539 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3540 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3541 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3542 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3543 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3544 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3545 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3546 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3547 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3548 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3549 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3550 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3551 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3552 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3553 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3555 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3558 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3559 * aclocal.m4: Regenerate.
3561 2010-04-02 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/43629
3564 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3565 if we have seen a constant value.
3567 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3569 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3571 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3574 * arm.c (legitimize_tls_address): Adjust call to
3575 gen_tls_load_dot_plus_four.
3576 (arm_note_pic_base): New function.
3577 (arm_cannot_copy_insn_p): Use it.
3578 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3581 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3586 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3588 * Makefile.in ($(out_object_file)): Depend on
3589 gt-$(basename $(notdir $(out_file))).h.
3591 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3593 * config.gcc (lm32-*-rtems*): Add t-lm32.
3595 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3597 * config.gcc: Add lm32-*-rtems*.
3598 * config/lm32/rtems.h: New file.
3600 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3603 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3605 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3607 * dwarf2out.c (output_compilation_unit_header): For
3608 -gdwarf-4 use version 4 instead of version 3.
3609 (output_line_info): For version 4 and above emit additional
3610 maximum ops per insn header field.
3611 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3613 * dwarf2out.c (is_c_family, is_java): Remove.
3614 (lower_bound_default): New function.
3615 (add_bound_info, gen_descr_array_type_die): Use it.
3617 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3620 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3621 re-declaration when it happens in a function.
3623 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3625 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3626 (cgraph_remove_function_insertion_hook): Same.
3627 (cgraph_call_function_insertion_hooks): Same.
3629 2010-04-01 Richard Guenther <rguenther@suse.de>
3632 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3633 and TREE_THIS_VOLATILE.
3634 (copy_ref_info): Likewise.
3635 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3636 * tree.c (build6_stat): Ignore side-effects of all but arg5
3637 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3640 2010-04-01 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/43607
3643 * ipa-type-escape.c (check_call): Do not access non-existing
3646 2010-04-01 Richard Guenther <rguenther@suse.de>
3650 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3651 Jack Howarth <howarth@bromo.med.uc.edu>
3653 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3656 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3658 * doc/install.texi (Prerequisites): Document libelf usability on
3659 IRIX 5/6 and Solaris 2.
3660 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3661 Update GNU as, GNU ld requirements.
3662 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3663 Document Sun Studio compiler download.
3664 Update and simplify as, ld recommendations.
3665 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3667 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3669 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3670 with_tune_32 to pentium4.
3672 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3676 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3678 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3679 obsoletion, removal.
3681 Document GNU as requirement.
3682 Update configure requirements.
3683 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3684 Recomment IRIX 6.5.18+.
3685 Document IDF/IDL requirement.
3686 Document GNU as requirement.
3687 Document GNU ld bootstrap failure.
3688 Remove freeware.sgi.com reference.
3690 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3692 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3693 UNIX V4.0, V5.0 obsoletion, removal.
3694 Remove --with-gc=simple reference.
3695 Update VM requirements during bootstrap.
3696 Remove -oldas bootstrap description.
3697 Update binutils reference.
3698 Remove comparison failure note.
3700 2010-03-31 Richard Guenther <rguenther@suse.de>
3701 Zdenek Dvorak <ook@ucw.cz>
3702 Sebastian Pop <sebastian.pop@amd.com>
3705 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3706 with multiple arguments.
3707 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3709 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3711 * graphite-dependences.c (print_pddr): Call print_pdr with an
3713 * graphite-poly.c (debug_pdr): Add an extra argument for the
3716 (print_pbb_domain): Same.
3718 (print_scop_context): Same.
3720 (print_cloog): Same.
3721 (debug_pbb_domain): Same.
3725 (debug_scop_context): Same.
3727 (debug_cloog): Same.
3728 (print_scop_params): Same.
3729 (debug_scop_params): Same.
3730 (print_iteration_domain): Same.
3731 (print_iteration_domains): Same.
3732 (debug_iteration_domain): Same.
3733 (debug_iteration_domains): Same.
3734 (print_scattering_function): Same.
3735 (print_scattering_functions): Same.
3736 (debug_scattering_function): Same.
3737 (debug_scattering_functions): Same.
3738 * graphite-poly.h (debug_pdr): Update declaration.
3740 (print_pbb_domain): Same.
3742 (print_scop_context): Same.
3744 (print_cloog): Same.
3745 (debug_pbb_domain): Same.
3749 (debug_scop_context): Same.
3751 (debug_cloog): Same.
3752 (print_scop_params): Same.
3753 (debug_scop_params): Same.
3754 (print_iteration_domain): Same.
3755 (print_iteration_domains): Same.
3756 (debug_iteration_domain): Same.
3757 (debug_iteration_domains): Same.
3758 (print_scattering_function): Same.
3759 (print_scattering_functions): Same.
3760 (debug_scattering_function): Same.
3761 (debug_scattering_functions): Same.
3763 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3765 * graphite-poly.c (print_scattering_function_1): New.
3766 (print_scattering_function): Call it.
3767 (print_scop_params): Remove spaces at the end of lines.
3770 * graphite-poly.h (print_cloog): Declared.
3771 (debug_cloog): Declared.
3773 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3775 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3777 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3778 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3779 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3780 to switch between adding the IV bump in loop->latch or in loop->header.
3782 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3784 * graphite-poly.c (print_scattering_function): Pretty print following
3787 (print_pbb_domain): Same.
3788 (dump_gbb_cases): Same.
3789 (dump_gbb_conditions): Same.
3792 (print_scop_params): Same.
3793 (print_scop_context): Same.
3795 (print_pbb_body): New.
3796 (lst_indent_to): New.
3797 (print_lst): Start new lines with a #.
3798 * graphite-poly.h (pbb_bb): New.
3799 (pbb_index): Use pbb_bb.
3800 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3802 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3804 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3806 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3807 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3808 and 0 instead of 1 for dw_val_class_flag.
3809 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3810 dw_val_class_range_list, dw_val_class_loc_list,
3811 dw_val_class_lineptr and dw_val_class_macptr, use
3812 DW_FORM_flag_present for dw_val_class_flag and
3813 DW_FORM_exprloc for dw_val_class_loc.
3814 (output_die): For -gdwarf-4 print dw_val_class_loc
3815 size as uleb128 instead of 1 or 2 bytes and don't print
3816 anything for dw_val_class_flag.
3818 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3819 instead of cselib_lookup following by tweaking locs->setting_insn.
3822 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3823 even before returning from label, setjmp call or volatile asm
3826 2010-03-31 Richard Guenther <rguenther@suse.de>
3829 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3830 temporary data on stack.
3832 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3834 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3835 (PUSHSECTION_ASM_OP): Remove.
3836 (POPSECTION_ASM_OP): Remove.
3837 (PUSHSECTION_FORMAT): Remove.
3838 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3839 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3840 * config/sol2.c (solaris_output_init_fini): Use it.
3842 2010-03-31 Jie Zhang <jie@codesourcery.com>
3845 * opt-functions.awk (var_type_struct): Use signed char type
3846 for simple variables.
3848 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3850 * config/sol2.c: Include output.h.
3851 (solaris_assemble_visibility): New function.
3852 * config/t-sol2 (sol2.o): Add output.h dependency.
3853 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3854 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3857 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3860 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3861 V2SImode or XFmode on PRE_DEC.
3864 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3867 2010-03-31 Jie Zhang <jie@codesourcery.com>
3870 * reload.h (caller_save_initialized_p): Declare.
3871 * toplev.c (backend_init_target): Don't call
3872 init_caller_save but set caller_save_initialized_p to false.
3873 * caller-save.c (caller_save_initialized_p): Define.
3874 (init_caller_save): Check caller_save_initialized_p.
3875 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3877 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3880 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3881 and soft-fp/t-softfp to tmake_file.
3882 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3883 (LIBGCC2_TF_CEXT): Define.
3886 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3889 * cselib.c (n_useless_values): Document handling of debug locs.
3890 (n_useless_debug_values, n_debug_values): New variables.
3891 (new_elt_loc_list): Don't add to debug values, keep count.
3892 (promote_debug_loc): New.
3893 (cselib_reset_table): Zero new variables.
3894 (entry_and_rtx_equal_p): Promote debug locs.
3895 (discard_useless_locs): Increment n_useless_debug_values for
3897 (remove_useless_values): Adjust n_useless_values and n_debug_values
3898 with n_useless_debug_values.
3899 (add_mem_for_addr): Promote debug locs.
3900 (cselib_lookup_mem): Likewise.
3901 (cselib_lookup_addr): Renamed to...
3902 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3903 (cselib_log_lookup): ... this. Turn into...
3904 (cselib_lookup_addr): ... new wrapper.
3905 (cselib_lookup_from_insn): New.
3906 (cselib_invalidate_regno): Increment n_useless_debug_values for
3908 (cselib_invalidate_mem): Likewise.
3909 (cselib_process_insn): Take n_deleted and n_debug_values into
3910 account to guard remove_useless_value call.
3911 (cselib_finish): Zero n_useless_debug_values.
3912 * cselib.h (cselib_lookup_from_insn): Declare.
3913 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3914 (sched_analyze_2): Likewise.
3916 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3918 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3920 (adjust_mems): Replace narrowing SUBREG of expression containing
3921 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3922 with operations in the narrower mode.
3925 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3926 regs_invalidated_by_call instead all call_used_reg_set registers.
3928 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3931 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3932 pointer comparisons with types_compatible_p.
3933 * tree-vect-stmts.c (vectorizable_call): Same.
3934 (vectorizable_condition): Same.
3936 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3938 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3939 stack check if the mask would be zero.
3941 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3942 Jack Howarth <howarth@bromo.med.uc.edu>
3944 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3947 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3950 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3952 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3953 Include ___unordxf2 and ___unordtf2.
3954 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3957 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3959 * config/lm32/t-lm32: New file.
3960 * config.gcc: Use the above file when targetting lm32.
3962 2010-03-28 Duncan Sands <baldrick@free.fr>
3964 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3966 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3969 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3970 Improve vectorization cost model diagnostic.
3972 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3975 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3976 compute_data_dependences_for_loop returns false, early exit
3977 and output an extra diagnostic for the failed data reference
3980 2010-03-29 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/43560
3983 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3984 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3986 2010-03-29 Jie Zhang <jie@codesourcery.com>
3989 * toplev.c (process_options): Set optimization_default_node
3990 and optimization_current_node.
3991 * opts.c (decode_options): Don't set optimization_default_node
3992 and optimization_current_node.
3994 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3996 * config/rtems.h: Abandon -qrtems_debug.
3998 2010-03-28 Jan Hubicka <jh@suse.cz>
4000 PR tree-optimization/43505
4001 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4002 map should not be copied.
4004 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4007 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4008 cdtors, set DECL_PRESERVE_P.
4009 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4012 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4014 PR tree-optimization/43528
4015 * stor-layout.c (place_field): Check that constant fits into
4016 unsigned HWI when skipping calculation of MS bitfield layout.
4018 2010-03-27 Jan Hubicka <jh@suse.cz>
4021 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4022 notice_global_symbol work.
4024 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4026 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4027 instead of dwarf2out_decl.
4028 (struct var_loc_node): Remove section_label field.
4029 (dwarf2out_function_decl): New function.
4030 (dwarf2out_var_location): Don't set section_label field.
4031 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4033 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4035 PR tree-optimization/43544
4036 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4037 First argument for builtin vectorized function hook is now a
4038 tree to be able to distinguish between machine specific and
4040 * targhooks.c (default_builtin_vectorized_function): Ditto.
4041 * targhooks.h (default_builtin_vectorized_function): Ditto.
4042 * target.h (struct gcc_target): Ditto.
4043 * tree-vect-stmts.c (vectorizable_function): Ditto.
4044 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4045 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4048 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4051 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4052 nested binding iff it is a FUNCTION_DECL.
4053 (store_parm_decls_newstyle): Pass nested=true to bind for
4054 FUNCTION_DECLs amongst parameters.
4056 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4058 * var-tracking.c (vt_expand_loc_callback): Don't run
4059 cselib_expand_value_rtx_cb in dummy mode if
4060 cselib_dummy_expand_value_rtx_cb returned false.
4062 * var-tracking.c (emit_note_insn_var_location): For one part
4063 notes with offset 0, don't add EXPR_LIST around the location.
4064 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4065 add_location_or_const_value_attribute): Adjust for that change.
4068 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4069 into first operand and location into second.
4070 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4071 dw_cfi_oprnd_loc for DW_CFA_expression.
4072 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4073 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4074 assume first argument is regnum and second argument is location.
4076 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4079 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4080 of scratch register to DImode. Split to DImode comparison operator.
4081 Use SImode subreg of scratch register in the multiplication.
4082 (*cmp_sadd_sidi): Ditto.
4083 (*cmp_ssub_si): Ditto.
4084 (*cmp_ssub_sidi): Ditto.
4086 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4090 Remove invalid assert and wrong comment.
4092 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4095 * flags.h (final_insns_dump_p): New extern.
4096 * final.c (final_insns_dump_p): New variable.
4097 (rest_of_clean_state): Set it before -fdump-final-insns=
4098 dumping, clear afterwards.
4099 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4100 MEM_ALIAS_SET on MEMs.
4102 2010-03-26 David S. Miller <davem@davemloft.net>
4104 * configure.ac: Fix sparc GOTDATA_OP bug check.
4105 * configure: Rebuild.
4107 2010-03-26 Alan Modra <amodra@gmail.com>
4109 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4111 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4113 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4114 TLS_SECTION_ASM_FLAG.
4116 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4119 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4120 Clear first_function_block_is_cold.
4123 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4124 argument if the argument is truth_value_p.
4126 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4128 * config/rs6000/constraints.md: Update copyright year for my changes.
4131 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4132 used in reg+reg addressing, swap registers.
4134 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4137 * target.h (struct gcc_target): Add code_end hook.
4138 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4140 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4141 * toplev.c (compile_file): Call targetm.asm_out.code_end
4142 hook before unwind info/debug info output.
4143 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4144 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4145 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4146 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4147 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4148 * config/i386/i386.c (ix86_file_end): Renamed to...
4149 (ix86_code_end): ... this. Make static. Don't call
4150 file_end_indicate_exec_stack. Emit unwind info using
4151 final_start_function/final_end_function.
4152 (darwin_x86_file_end): Remove.
4153 (TARGET_ASM_CODE_END): Define.
4154 * config/i386/i386.h (TARGET_ASM_FILE_END,
4155 NEED_INDICATE_EXEC_STACK): Don't define.
4156 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4157 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4158 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4159 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4162 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4163 at the beginning and final_end_function at the end.
4164 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4166 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4168 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4169 and Sun as TLS syntax.
4170 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4171 * configure: Regenerate.
4172 * config.in: Regenerate.
4173 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4174 (default_elf_asm_named_section): Use it.
4175 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4176 (i386_output_dwarf_dtprel): Likewise.
4177 (output_addr_const_extra): Likewise.
4178 (output_pic_addr_const): Lowercase @GOTTPOFF.
4179 (output_addr_const_extra): Likewise.
4180 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4181 (output_addr_const_extra): Likewise.
4182 (output_pic_addr_const): Lowercase @INDNTPOFF.
4183 (output_addr_const_extra): Likewise.
4184 (output_pic_addr_const): Lowercase @NTPOFF.
4185 (output_addr_const_extra): Likewise.
4186 (output_pic_addr_const): Lowercase @TPOFF.
4187 (output_addr_const_extra): Likewise.
4188 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4189 (*tls_global_dynamic_64): Likewise.
4190 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4191 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4193 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4194 (ASM_OUTPUT_TLS_COMMON): Use it.
4195 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4198 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4199 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4200 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4201 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4202 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4203 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4205 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4207 * config/i386/i386.c (override_options): Don't accept
4208 -mtls-dialect=sun any longer.
4209 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4210 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4211 (*tls_local_dynamic_base_32_sun): Likewise.
4212 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4214 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4217 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4218 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4221 * ira.c (adjust_cleared_regs): New function.
4222 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4226 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4228 * expr.c (expand_expr_real): Restore previous
4229 curr_insn_source_location and curr_insn_block after
4230 expand_expr_real_1 call.
4231 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4232 instead of expand_expr_real_1.
4234 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4236 PR rtl-optimization/43413
4237 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4240 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4243 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4244 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4246 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/i386/i386.c (ix86_target_string): Add -mfma.
4249 Fix a typo in comment.
4251 2010-03-22 Mike Stump <mikestump@comcast.net>
4254 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4255 Don't overly align based upon packed packed fields.
4257 2010-03-22 Jason Merrill <jason@redhat.com>
4259 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4260 Use () rather than [], and move before the element type.
4262 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4264 * doc/configfiles.texi (Configuration Files): Removed
4265 fixinc/Makefile*, intl/Makefile.*.
4266 * doc/makefile.texi: Fixed markup. Abstract from version
4267 control system used.
4268 (Makefile): Removed obsolete gcc/java/parse.y example.
4269 * doc/sourcebuild.texi: Likewise.
4270 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4271 libgomp, libssp. Removed fastjar.
4272 (Miscellaneous Docs): Clarify location.
4273 Added COPYING3, COPYING3.LIB.
4274 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4276 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4279 * config/i386/i386.c (x86_function_profiler)
4280 [!NO_PROFILE_COUNTERS]: Fix typo.
4281 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4284 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4285 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4287 * doc/sourcebuild.texi (Test Directives): Split into six
4288 subsections, with most of the current text in new subsections
4289 Directives, Selectors, and Final Actions.
4290 (Directives): Split list of test directives into multiple
4292 (Selectors): Describe use and syntax of selectors.
4293 (Effective-Target Keywords): Describe all existing keywords.
4294 (Add Options): Describe features for dg-add-options.
4295 (Require Support): Describe variants of dg-require-support.
4296 (Final Actions): Describe commands to use in dg-final.
4298 2010-03-22 Michael Matz <matz@suse.de>
4301 * recog.c (validate_replace_rtx_group): Replace also in
4302 REG_EQUAL and REG_EQUIV notes.
4304 2010-03-22 Richard Guenther <rguenther@suse.de>
4306 PR tree-optimization/43390
4307 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4308 sure vector extracts are type correct.
4310 2010-03-22 Richard Guenther <rguenther@suse.de>
4313 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4314 x * sqrt (x) even when optimizing for size if the target
4315 has native support for sqrt.
4317 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4319 * varasm.c (make_decl_rtl_for_debug): Also clear
4320 flag_mudflap for the duration of make_decl_rtl call.
4323 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4324 locs from preserved VALUEs.
4326 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4329 * pa.md (movmemsi): Set align to one if zero.
4330 (movmemdi): Likewise.
4332 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4335 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4336 with their corresponding prologue pushes.
4338 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4341 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4342 at the begining or end.
4343 (spu_expand_epilogue): Likewise.
4345 2010-03-20 Richard Guenther <rguenther@suse.de>
4347 PR rtl-optimization/43438
4348 * combine.c (make_extraction): Properly zero-/sign-extend an
4349 extraction of the low part of a CONST_INT. Also handle
4352 2010-03-19 Mike Stump <mikestump@comcast.net>
4354 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4355 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4356 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4358 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4361 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4364 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4366 PR rtl-optimization/42258
4367 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4368 use that may match DEF.
4371 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4372 the cost of loading the constant rather than assuming
4374 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4375 outer code is AND, do the same tests as the andsi3 expander and
4376 return COSTS_N_INSNS (1) if and is cheap.
4378 * optabs.c (avoid_expensive_constant): Fix formatting.
4380 2010-03-19 Michael Matz <matz@suse.de>
4383 * attribs.c (decl_attributes): When rebuilding a function pointer
4384 type use the same qualifiers as the original pointer type.
4386 2010-03-19 Martin Jambor <mjambor@suse.cz>
4388 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4389 and is_gimple_ip_invariant_address.
4391 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4394 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4396 * config/arm/arm.c (arm_override_options): Turn off
4397 flag_dwarf2_cfi_asm for AAPCS variants.
4399 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4402 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4403 Use PRE_MODIFY instead of PRE_DEC.
4404 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4405 (vfp_emit_fstmd): Likewise.
4407 2010-03-19 Michael Matz <matz@suse.de>
4410 * builtins.c (expand_builtin_interclass_mathfn,
4411 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4414 2010-03-19 Richard Guenther <rguenther@suse.de>
4416 PR tree-optimization/43415
4417 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4418 (phi_translate_1): ... this.
4419 (phi_translate): Move all caching here. Cache all NARY
4420 and REFERENCE translations.
4422 2010-03-19 David S. Miller <davem@davemloft.net>
4424 With help from Eric Botcazou.
4425 * config/sparc/sparc.c: Include dwarf2out.h.
4426 (emit_pic_helper): Delete.
4427 (pic_helper_symbol_name): Delete.
4428 (pic_helper_emitted_p): Delete.
4429 (pic_helper_needed): New.
4430 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4431 (get_pc_thunk_name): New.
4432 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4433 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4434 Set pic_helper_needed to true. Don't call emit_pic_helper.
4435 (sparc_expand_prologue): Update load_pic_register call.
4436 (sparc_output_mi_thunk): Likewise.
4437 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4438 thunk if possible. Output CFI information as needed.
4440 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4441 Jack Howarth <howarth@bromo.med.uc.edu>
4444 * config/i386/i386.h: Fix ABI on darwin x86-32.
4446 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4448 * tree.h: Declare make_decl_rtl_for_debug.
4449 * varasm.c (make_decl_rtl_for_debug): New.
4450 * dwarf2out.c (rtl_for_decl_location): Call it.
4451 * cfgexpand.c (expand_debug_expr): Call it.
4453 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4456 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4460 * var-tracking.c (vt_init_cfa_base): Do nothing if
4461 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4463 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4466 * var-tracking.c (canonicalize_vars_star): New.
4467 (dataflow_post_merge_adjust): Use it.
4469 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4472 * var-tracking.c (non_suitable_const): New function.
4473 (add_uses): For DEBUG_INSNs with constants, don't record any
4474 value, instead just the constant value itself.
4475 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4476 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4477 (emit_notes_in_bb): Likewise.
4478 (emit_note_insn_var_location): For onepart variables if
4479 cur_loc is a VOIDmode constant, use DECL_MODE.
4481 2010-03-18 Martin Jambor <mjambor@suse.cz>
4484 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4485 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4486 all non-clones. Moved call redirection...
4487 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4488 (cgraph_materialize_all_clones): Dispose of all
4489 combined_args_to_skip bitmaps.
4490 (verify_cgraph_node): Do not check for edges pointing to wrong
4491 nodes in inline clones.
4492 * tree-inline.c (copy_bb): Call
4493 cgraph_redirect_edge_call_stmt_to_callee.
4494 * ipa.c (cgraph_remove_unreachable_nodes): Call
4495 cgraph_node_remove_callees even when there are used clones.
4497 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4499 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4501 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4504 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4507 2010-03-18 Michael Matz <matz@suse.de>
4510 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4511 into sqrt(x) if we need to preserve signed zeros.
4513 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4514 Eric Botcazou <ebotcazou@adacore.com>
4516 PR rtl-optimization/43360
4517 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4518 note if we don't know its invariant status.
4520 2010-03-18 Michael Matz <matz@suse.de>
4522 PR tree-optimization/43402
4523 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4524 PHI chains of ssa names registered for update.
4526 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4529 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4530 non-offsettable and pre_modify update addressing.
4531 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4532 and "2" alternatives "#".
4533 (*movdd_softfloat32): Make all alternatives "#";
4534 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4535 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4536 (*movdf_softfloat32): Make all alternatives "#";
4537 (movdi): Use the new DIFD mode iterator to create a common splitter
4538 for movdi, movdf and movdd patterns.
4540 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4542 * common.opt (dumpdir): Remove redundant tab.
4544 2010-03-17 Martin Jambor <mjambor@suse.cz>
4546 PR tree-optimization/43347
4547 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4548 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4550 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4552 PR rtl-optimization/42216
4553 * regrename.c (create_new_chain): New function, broken out from...
4554 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4555 appending a use to an empty chain.
4556 (build_def_use): Remove previous changes that convert OP_INOUT to
4557 OP_OUT operands; instead detect the case where an OP_INOUT operand
4558 uses a previously untracked register and create an empty chain for it.
4560 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4562 * doc/extend.texi (Function Attributes): Rewrite unfinished
4563 sentence in ms_abi documentation.
4565 2010-03-17 Alan Modra <amodra@gmail.com>
4567 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4568 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4569 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4570 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4572 2010-03-16 Richard Henderson <rth@redhat.com>
4575 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4576 (lower_try_finally): Save and restore eh_seq around the expansion
4579 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4581 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4582 statements before splitting block.
4584 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4586 * doc/sourcebuild.texi (Testsuites): Fix markup.
4587 Use pathnames relative to gcc/testsuite.
4588 (Test Directives): Move description of how timeout is determined.
4589 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4590 (C Tests): Correct gcc.misc-tests directory.
4591 Framework tests now live in gcc.test-framework.
4593 2010-03-16 Richard Guenther <rguenther@suse.de>
4596 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4597 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4599 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4600 Alexandre Oliva <aoliva@redhat.com>
4602 PR tree-optimization/42917
4603 * lambda-code.c (remove_iv): Skip debug statements.
4604 (lambda_loopnest_to_gcc_loopnest): Likewise.
4605 (not_interesting_stmt): Debug statements are not interesting.
4607 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4611 * cselib.c (cselib_preserve_constants,
4612 cfa_base_preserved_val): New static variables.
4613 (preserve_only_constants): New function.
4614 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4615 clear its REG_VALUES. If cselib_preserve_constants, don't
4616 empty the whole hash table, but preserve there VALUEs with constants,
4617 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4618 (cselib_preserve_cfa_base_value): New function.
4619 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4620 (cselib_init): Change argument to int bitfield. Set
4621 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4623 (cselib_finish): Clear cselib_preserve_constants and
4624 cfa_base_preserved_val.
4625 * cselib.h (enum cselib_record_what): New enum.
4626 (cselib_init): Change argument to int.
4627 (cselib_preserve_cfa_base_value): New prototype.
4628 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4629 * dse.c (dse_step1): Likewise.
4630 * cfgcleanup.c (thread_jump): Likewise.
4631 * sched-deps.c (sched_analyze): Likewise.
4632 * gcse.c (local_cprop_pass): Likewise.
4633 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4634 If FN is non-NULL, call the callback always and whenever it returns
4635 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4636 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4637 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4638 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4639 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4640 * var-tracking.c: Include recog.h.
4641 (bb_stack_adjust_offset): Remove.
4642 (vt_stack_adjustments): Don't call it, instead just gather the
4643 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4644 (adjust_stack_reference): Remove.
4645 (compute_cfa_pointer): New function.
4646 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4647 (struct adjust_mem_data): New type.
4648 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4650 (get_address_mode): New function.
4651 (replace_expr_with_values): Use it.
4652 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4653 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4654 (adjust_sets): Remove.
4655 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4656 Use get_address_mode.
4657 (get_adjusted_src): Remove.
4658 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4659 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4660 (add_with_sets): Don't call adjust_sets.
4661 (fp_setter, vt_init_cfa_base): New functions.
4662 (vt_initialize): Change return type to bool. Move most of pool etc.
4663 initialization to the beginning of the function from end. Pass
4664 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4665 If !frame_pointer_needed, call vt_stack_adjustment before mos
4666 vector is filled, call vt_init_cfa_base if argp/framep has been
4667 eliminated to sp. If frame_pointer_needed and argp/framep has
4668 been eliminated to hard frame pointer, set
4669 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4670 encountering fp setter in the prologue. For MO_ADJUST, call
4671 log_op_type before pusing the op into mos vector, not afterwards.
4672 Call adjust_insn before cselib_process_insn/add_with_sets,
4673 call cancel_changes (0) afterwards.
4674 (variable_tracking_main_1): Adjust for vt_initialize calling
4675 vt_stack_adjustments and returning whether it succeeded or not.
4677 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4679 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4682 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4684 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4686 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4687 drap_reg has not been set.
4689 2010-03-15 Michael Matz <matz@suse.de>
4692 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4693 use it to expand block copies.
4694 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4695 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4696 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4698 2010-03-15 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/43367
4701 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4704 2010-03-15 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/43317
4707 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4709 2010-03-15 Martin Jambor <mjambor@suse.cz>
4711 PR tree-optimization/43141
4712 * tree-sra.c (create_abstract_origin): New function.
4713 (modify_function): Call create_abstract_origin.
4715 2010-03-15 Chris Demetriou <cgd@google.com>
4717 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4720 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4723 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4724 call insert_out_of_ssa_copy for default definitions.
4726 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4728 * graphite-clast-to-gimple.c (my_long_long): Defined.
4729 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4730 * graphite-sese-to-poly.c (my_long_long): Defined.
4731 (scop_ivs_can_be_represented): Use it.
4733 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4735 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4736 graphite-max-bbs-per-function, and loop-block-tile-size.
4737 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4739 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4741 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4743 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4744 forward declaration.
4745 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4746 (add_upper_bounds_from_estimated_nit): New.
4747 (build_loop_iteration_domains): Use it.
4749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4751 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4753 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4756 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4757 should be an INTEGER_CST. Also handle CASE_CONVERT.
4759 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4761 * graphite.c (graphite_initialize): To bound the number of bbs per
4762 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4763 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4764 * doc/invoke.texi: Document it.
4766 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4768 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4769 * graphite-sese-to-poly.h (build_poly_scop): Same.
4771 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4773 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4774 the number of parameters in the scop. Use as an upper bound
4775 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4776 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4777 * doc/invoke.texi: Document it.
4779 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4781 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4782 * doc/c-tree.texi: Remove.
4783 * doc/generic.texi: Merge c-tree.texi here.
4784 * doc/gccint.texi (Trees): Remove menu entry.
4785 (c-tree.texi): Remove @include.
4786 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4787 * doc/languages.texi (Reading RTL): Ditto.
4789 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4792 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4794 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4797 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4798 code added to work around reload clobbering CONST insns.
4800 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4802 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4803 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4804 (cselib_preserve_only_values): Remove retain argument, don't
4805 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4806 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4807 * var-tracking.c (micro_operation): Move insn field before union.
4808 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4809 (struct variable_tracking_info_def): Remove n_mos field, change
4810 mos into a vector of micro_operations.
4811 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4812 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4813 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4814 changing into a vector.
4815 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4816 come before all other uops generated by add_stores.
4817 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4819 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4820 a vector. Run just one pass over the bbs instead of separate counting
4821 and computation phase.
4822 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4825 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4826 into *nonlocalized_list vector.
4827 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4828 even if origin is non-NULL.
4829 (gen_variable_die): Likewise.
4830 (process_scope_var): Don't change origin.
4831 (gen_decl_die): Likewise.
4832 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4833 before adding new edges instead of after it, fix moving over
4836 2010-03-11 David S. Miller <davem@davemloft.net>
4838 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4840 * configure: Rebuild.
4842 2010-03-11 Martin Jambor <mjambor@suse.cz>
4844 PR tree-optimization/43257
4845 * tree.c (assign_assembler_name_if_neeeded): New function.
4846 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4848 * tree.h (assign_assembler_name_if_neeeded): Declare.
4849 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4850 the function if needed.
4852 2010-03-11 Chris Demetriou <cgd@google.com>
4854 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4855 include/stdint-gcc.h, and include/stdint.h world-readable.
4857 2010-03-11 Richard Guenther <rguenther@suse.de>
4859 PR tree-optimization/43255
4860 * tree-vrp.c (process_assert_insertions_for): Do not insert
4861 asserts for trivial conditions.
4863 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4865 PR tree-optimization/43280
4866 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4867 generation. Move calculation of size out of the if branch.
4868 (find_bswap): Modify compare number generation.
4870 2010-03-11 Richard Guenther <rguenther@suse.de>
4873 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4874 (input_gimple_stmt): Fixup handled component types during
4875 operand read. Also fix up decls in ADDR_EXPRs.
4877 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4879 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4880 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4882 2010-03-10 Jan Hubicka <jh@suse.cz>
4885 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4886 * varasm.c (get_variable_section): Don't do that here...
4887 (make_decl_rtl): ... and here.
4888 (do_assemble_alias): Produce decl RTL.
4889 (assemble_alias): Likewise.
4891 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4894 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4895 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4897 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4898 (based_loc_descr): Only express drap or vdrap regno based expressions
4899 using DW_OP_fbreg when not optimizing.
4900 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4901 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4902 REG_CFA_SET_VDRAP note.
4904 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4906 PR tree-optimization/43236
4907 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4908 error in calculation of base address in reverse iteration case.
4909 (generate_builtin): Take number of latch executions if the statement
4912 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4915 * tree-eh.c: Include pointer-set.h.
4916 (lower_eh_dispatch): Filter out duplicate case labels and
4917 remove the unneeded edge when the label is unused. Return
4918 true when some edges are removed.
4919 (execute_lower_eh_dispatch): When any lowering resulted in
4920 removing an edge, also delete unreachable blocks.
4922 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4925 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4926 UNSPEC_MACHOPIC_OFFSET.
4928 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4931 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4932 (m68k_delegitimize_address): New function.
4934 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4937 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4940 * var-tracking.c (adjust_sets): New function.
4941 (count_with_sets, add_with_sets): Use it.
4942 (get_adjusted_src): New inline function.
4943 (add_stores): Use it.
4946 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4947 call cselib_dummy_expand_value_rtx_cb instead of
4948 cselib_expand_value_rtx_cb.
4951 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4952 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4953 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4954 and .cfi_endproc around the pic thunks.
4955 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4956 all queued unwind info register saves are saved before the call.
4957 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4958 considered as sp-=4 for unwind info and the pop as sp+=4 which
4959 also clobbers dest, but doesn't actually restore it.
4962 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4963 RTX_FRAME_RELATED_P.
4965 2010-03-09 Jie Zhang <jie@codesourcery.com>
4967 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4968 whitespaces in output template.
4970 2010-03-09 Jie Zhang <jie@codesourcery.com>
4972 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4975 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4977 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4978 builtins.exp in a separate job.
4980 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4982 * graphite-sese-to-poly.c (add_param_constraints): Use
4983 lower_bound_in_type and upper_bound_in_type.
4985 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4987 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4988 instead of unsigned_type_node.
4990 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4991 Reza Yazdani <reza.yazdani@amd.com>
4994 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4995 on pointer type parameters.
4997 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5001 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5002 handle conversions from pointer to integers.
5003 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5004 induction variable, to be able to work with code generated by CLooG.
5005 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5006 (build_poly_scop): Bail out if we cannot codegen a loop.
5008 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5010 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5011 code generation with gloog_error.
5013 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5015 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5016 Call fold_convert on all the returned values.
5017 (expand_scalar_variables_expr): Pass to
5018 expand_scalar_variables_ssa_name the type of the resulting expression.
5020 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5022 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5023 ppl_min_for_le_pointset.
5024 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5025 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5027 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5029 * graphite-dependences.c (map_into_dep_poly): Removed.
5030 (dependence_polyhedron_1): Use combine_context_id_scat.
5032 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5034 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5035 (struct poly_bb): Same.
5036 (combine_context_id_scat): New.
5038 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5041 * sese.c (name_defined_in_loop_p): Return false for default
5044 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5046 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5047 and clean up the logic.
5049 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5051 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5054 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5056 * var-tracking.c (remove_cselib_value_chains): Define only for
5058 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5059 delete_slot_part, emit_notes_for_differences_1): Don't call
5060 remove_cselib_value_chains here.
5061 (set_slot_part, emit_notes_for_differences_2): Don't call
5062 add_cselib_value_chains here.
5063 (preserved_values): New vector.
5064 (preserve_value): New function.
5065 (add_uses, add_stores, vt_add_function_parameters): Use it
5066 instead of cselib_preserve_value.
5067 (changed_values_stack): New vector.
5068 (check_changed_vars_0): New function.
5069 (check_changed_vars_1, check_changed_vars_2): Use it.
5070 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5071 changed_values_stack VALUEs.
5072 (vt_emit_notes): For all preserved_values call
5073 add_cselib_value_chains. If ENABLE_CHECKING call
5074 remove_cselib_value_chains before verifying value_chains is empty.
5075 Initialize and free changed_values_stack.
5076 (vt_initialize): Initialize preserved_values.
5077 (vt_finalize): Free preserved_values.
5079 2010-03-08 Richard Guenther <rguenther@suse.de>
5081 PR tree-optimization/43269
5082 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5085 2010-03-08 Martin Jambor <mjambor@suse.cz>
5087 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5088 (ipa_is_param_called): Removed.
5089 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5090 (ipa_print_node_params): Do not print the called flag.
5091 (ipa_write_node_info): Do not stream the called flag.
5092 (ipa_read_node_info): Likewise.
5094 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5097 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5098 * cselib.c (struct expand_value_data): Add dummy field.
5099 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5101 (cselib_dummy_expand_value_rtx_cb): New function.
5102 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5104 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5105 * var-tracking.c: Include pointer-set.h.
5106 (variable): Change n_var_parts to char from int. Add
5107 cur_loc_changed and in_changed_variables fields.
5108 (variable_canonicalize): Remove.
5109 (shared_var_p): New inline function.
5110 (unshare_variable): Maintain cur_loc_changed and
5111 in_changed_variables fields. If var was in changed_variables,
5112 replace it there with new_var. Just copy cur_loc instead of
5113 resetting it to something else.
5114 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5115 (dataflow_set_union): Don't call variable_canonicalize.
5116 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5117 of their DEBUG_EXPR_TREE_DECLs.
5118 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5119 and in_changed_variables and cur_loc_changed is false.
5120 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5121 and cur_loc_changed. Don't update cur_loc here.
5122 (variable_merge_over_src): Don't call variable_canonicalize.
5123 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5124 removing loc that is equal to cur_loc, clear cur_loc,
5125 set cur_loc_changed and ensure variable_was_changed is called.
5126 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5127 compare pointers in cur_loc check, if it is equal to loc,
5128 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5129 (variable_different_p): Remove compare_current_location argument,
5130 don't compare cur_loc.
5131 (dataflow_set_different_1): Adjust variable_different_p caller.
5132 (variable_was_changed): If dv had some var in changed_variables
5133 already, reset in_changed_variables flag for it and propagate
5134 cur_loc_changed over to the new variable. On empty var
5135 always set cur_loc_changed. Set in_changed_variables on whatever
5136 var is added to changed_variables.
5137 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5138 Use shared_var_p. When removing loc that is equal to cur_loc,
5139 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5140 end, don't set it to something else, just call variable_was_changed.
5141 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5142 loc being removed, clear cur_loc and set cur_loc_changed.
5143 Set cur_loc_changed if all locations have been removed.
5144 (struct expand_loc_callback_data): New type.
5145 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5146 allocated. Always create SUBREGs if simplify_subreg failed.
5147 Prefer to use cur_loc, when that fails and still in
5148 changed_variables (and seen first time) recompute it. Set
5149 cur_loc_changed of variables which had to change cur_loc and
5150 compute elcd->cur_loc_changed if any of the subexpressions used
5151 had to change cur_loc.
5152 (vt_expand_loc): Adjust to pass arguments in
5153 expand_loc_callback_data structure.
5154 (vt_expand_loc_dummy): New function.
5155 (emitted_notes): New variable.
5156 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5157 that weren't used for any other decl in current
5158 emit_notes_for_changes call call vt_expand_loc_dummy to update
5159 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5160 first loc_chain location if NULL before. Always use just
5161 cur_loc instead of first loc_chain location. When cur_loc_changed
5162 is false, when not --enable-checking=rtl just don't emit any note.
5163 When rtl checking, compute the note and assert it is the same
5164 as previous note. Clear cur_loc_changed and in_changed_variables
5165 at the end before removing from changed_variables.
5166 (check_changed_vars_3): New function.
5167 (emit_notes_for_changes): Traverse changed_vars to call
5168 check_changed_vars_3 on each changed var.
5169 (emit_notes_for_differences_1): Clear cur_loc_changed and
5170 in_changed_variables. Recompute cur_loc of new_var.
5171 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5172 (vt_emit_notes): Initialize and destroy emitted_notes.
5174 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5176 PR rtl-optimization/42220
5177 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5178 Use verify_reg_tracked to determine if we should use OP_OUT rather
5180 (build_def_use): If we see an in-out operand for a register that we
5181 know nothing about, treat is an output if possible, fail the block if
5184 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5187 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5190 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5193 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5194 uses of relevant DEFs that are dead outside the loop too.
5196 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5198 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5200 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5202 * var-tracking.c (values_to_unmark): New variable.
5203 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5204 values_to_unmark vector. Moved body to...
5205 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5206 instead queue it into values_to_unmark vector.
5207 (vt_find_locations): Free values_to_unmark vector.
5209 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5211 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5212 (site.exp): Export them when plugins are enabled.
5214 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5217 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5219 (chrec_fold_multiply): Same.
5221 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5224 * c-decl.c (build_compound_literal): Return early if init is
5227 2010-03-04 Martin Jambor <mjambor@suse.cz>
5229 PR tree-optimization/43164
5230 PR tree-optimization/43191
5231 * tree-sra.c (type_consists_of_records_p): Reject records with
5232 zero-size bit-fields at the end.
5234 2010-03-04 Mike Stump <mikestump@comcast.net>
5236 * Makefile.in (TAGS): Remove *.y.
5238 2010-03-04 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/40761
5241 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5243 (my_rev_post_order_compute): New function.
5244 (init_pre): Call it.
5246 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5249 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5250 decrease the cost of an IV candidate when the cost is infinite.
5252 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5254 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5255 Use '3DNow!' for the extension of that name, ensure normal space
5257 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5259 2010-03-03 Jeff Law <law@redhat.com>
5261 * PR middle-end/32693
5262 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5263 than gen_rtx_SUBREG.
5264 (extract_bit_field_1): Likewise.
5266 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5268 * doc/sourcebuild.texi (Test directives): Document that arguments
5269 include-opts and exclude-opts are now optional for dg-skip-if,
5270 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5272 2010-03-03 Jason Merrill <jason@redhat.com>
5275 * cgraph.h (varpool_node): Add extra_name field.
5276 * varpool.c (varpool_extra_name_alias): New.
5277 (varpool_assemble_decl): Emit extra name aliases.
5278 (varpool_mark_needed_node): Look past an extra name alias.
5279 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5280 * lto-streamer-in.c (lto_input_tree): Read it.
5281 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5283 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5285 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5286 (sparc*-*-solaris2*): ...this.
5288 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5291 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5292 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5293 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5294 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5297 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5298 fallthrough to default handling, just with want_address 0 instead of 2.
5299 For single element lists, add_AT_loc directly, otherwise create an
5300 artificial variable DIE and stick location list to it.
5303 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5304 (VAL_EXPR_HAS_REVERSE): Define.
5305 (reverse_op): New function.
5306 (add_stores): For reversible operations add an extra MO_VAL_USE.
5308 2010-03-02 Jason Merrill <jason@redhat.com>
5310 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5312 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5314 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5315 (sparc64-*-linux*): Likewise.
5316 (sparc64-*-solaris2*): Include assembler files before linker ones.
5317 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5318 * config/sparc/gas.h: Delete.
5319 * config/sparc/sol2-64.h: Add copyright notice.
5320 * config/sparc/sol2-gas-bi.h: Likewise.
5321 * config/sparc/sol2-gld.h: Likewise.
5322 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5323 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5324 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5325 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5326 (sparc_elf_asm_named_section): Rename into...
5327 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5329 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5331 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5333 2010-03-02 Jeff Law <law@redhat.com>
5336 * reload1.c (rtx_p, substitute_stack): Declare.
5337 (substitute): Record addresses of changed rtxs.
5338 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5339 Restore the original rtx when complete.
5340 (reload): Free subsitute_stack when complete.
5342 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5344 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5345 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5347 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5348 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5349 Torture Tests): Change from subsection to section.
5351 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5352 Steven Bosscher <steven@gcc.gnu.org>
5354 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5357 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5360 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5361 the assignment from the new induction variable to the assignment
5362 of the value from the original loop PHI function.
5364 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5365 Daniel Jacobowitz <dan@codesourcery.com>
5367 * doc/sourcebuild.texi (Test directives): Clarify options to
5370 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5372 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5373 Disable cfi directives unless GCC and gas agree on using read-only
5374 .eh_frame sections for 64-bit.
5375 * configure: Regenerate.
5377 2010-03-01 Richard Guenther <rguenther@suse.de>
5379 PR tree-optimization/43220
5380 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5381 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5383 2010-03-01 Richard Guenther <rguenther@suse.de>
5384 Martin Jambor <mjambor@suse.cz>
5387 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5388 gimplified parameters.
5390 2010-03-01 Christian Bruel <christian.bruel@st.com>
5392 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5394 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5396 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5398 2010-03-01 Richard Guenther <rguenther@suse.de>
5401 * expr.c (expand_assignment): Use the alias-oracle to tell
5402 if the rhs aliases the result decl.
5404 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5407 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5408 to sol_gt_pch_get_address.
5409 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5410 64-bit, SPARC and x86.
5411 (sol_gt_pch_get_address): New function.
5413 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5415 * toplev.h (inform_n, error_n): Declare.
5416 * diagnostic.c (inform_n, error_n): New function.
5418 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5420 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5421 has no rtl yet when processing local_decls, queue it and recheck
5422 if deferred stack allocation hasn't assigned it rtl.
5424 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5426 * config/sh/sh.c (unspec_bbr_uid): New.
5427 (gen_block_redirect): Use it instead of INSN_UID.
5428 (gen_far_branch): Likewise.
5430 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5432 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5433 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5435 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5437 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5438 (Warning Options): -Wno-conversion-null is valid for
5439 Objective-C++ as well.
5440 * doc/tm.texi (Named Address Spaces): Likewise.
5441 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5442 * doc/tree-ssa.texi (Tree SSA): Likewise.
5444 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5447 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5448 by default. Don't set the default arch for
5449 i[34567]86-*-darwin*|x86_64-*-darwin*.
5451 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5454 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5455 default. Set the default 32bit/64bit archs with $with_arch
5456 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5458 2010-02-27 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/43186
5461 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5462 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5463 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5464 unroller iterations.
5466 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5468 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5469 required and i[34567]86-*-* targets don't support 64bit ISA.
5471 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5474 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5477 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5479 * config.gcc: Set the default arch at least to Prescott for
5480 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5481 if SSE math is enabled.
5483 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5485 * diagnostic.c (diagnostic_initialize): Update.
5486 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5488 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5489 (diagnostic_inhibit_notes): New.
5490 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5492 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5495 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5496 * doc/standards.texi: Likewise.
5497 * doc/extend.texi: Likewise.
5498 * doc/trouble.texi: Likewise.
5499 * doc/cppopts.texi: Likewise.
5500 * doc/install.texi: Likewise.
5501 * c.opt (std=c90,std=gnu90): New options.
5502 * c-opts.c (c_common_handle_option): Handle them.
5504 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5507 * c-decl.c (undeclared_variable): Use an informative note.
5509 2010-02-26 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/43186
5512 * gimple.h (gimple_fold): Remove.
5513 * gimple.c (gimple_fold): Remove. Inline into single user ...
5514 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5515 Try harder for conditions.
5517 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5520 * function.c (used_types_insert): Don't skip through named pointer
5521 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5522 and it is different from the main variant's type.
5524 2010-02-26 Nick Clifton <nickc@redhat.com>
5526 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5528 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5530 * config.gcc: Support --with-fpmath=sse for x86.
5532 * config/i386/ssemath.h: New.
5534 * doc/install.texi (--with-fpmath=sse): Documented.
5536 2010-02-26 Richard Guenther <rguenther@suse.de>
5538 PR tree-optimization/43188
5539 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5540 vector types of over-aligned element type.
5542 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5546 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5548 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5550 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5552 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5554 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5555 * var-tracking.c: Include diagnostic.h.
5556 (debug_dv): New function.
5557 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5560 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5561 (add_value_chain, add_value_chains, remove_value_chain,
5562 remove_value_chains): Handle DEBUG_EXPRs.
5563 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5566 * regcprop.c (struct queued_debug_insn_change): New type.
5567 (struct value_data_entry): Add debug_insn_changes field.
5568 (struct value_data): Add n_debug_insn_changes field.
5569 (debug_insn_changes_pool): New variable.
5570 (free_debug_insn_changes, apply_debug_insn_changes,
5571 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5572 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5573 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5575 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5577 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5578 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5579 changes, call cprop_find_used_regs via note_stores.
5580 (copyprop_hardreg_forward): When copying vd from predecessor
5581 which has any queued DEBUG_INSN changes, make sure the pointers are
5582 cleared. At the end call df_analyze and then if there are any
5583 DEBUG_INSN changes queued at the end of some basic block for still
5584 live registers, apply them.
5585 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5587 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5589 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5592 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5594 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5595 targets. Set the default with_cpu/with_arch from arch/cpu.
5596 Allow x86-64 and native for with_cpu/with_arch.
5598 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5600 * ebitmap.c: Change calls to verify_popcount with calls to
5601 sbitmap_verify_popcount.
5602 (ebitmap_clear_bit): Fixed map->cacheindex test and
5603 map>cache update when bit clearing results in an empty
5606 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5609 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5610 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5611 and support both V2DF and V2DI modes.
5612 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5613 support both V2DF and V2DI modes.
5614 (general): Delete trailing whitespace from a few patterns.
5616 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5617 V2DF/V2DI interleave high/low builtins.
5619 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5622 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5623 interleave high/low functions.
5625 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5627 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5628 #pragma extern_prefix.
5630 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5633 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5634 BLKmode, assert op0 is a MEM and just adjust its mode.
5637 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5638 if bitpos isn't multiple of mode's bitsize.
5640 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5642 * c.opt (-ftemplate-depth=): New.
5643 (-ftemplate-depth-): Deprecate.
5644 * optc-gen.awk: Handle -ftemplate-depth=.
5645 * opth-gen.awk: Likewise.
5646 * c-opts.c (c_common_handle_option): Likewise.
5647 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5649 2010-02-24 Jason Merrill <jason@redhat.com>
5651 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5653 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5655 * cfg.c (alloc_aux_for_block): Remove inline.
5656 (alloc_aux_for_edge): Likewise.
5658 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5662 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5664 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5665 * config/i386/sol2-gas.h: New file.
5666 * config.gcc (i[34567]86-*-solaris2*): Use it.
5668 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5671 * c-typeck.c (ep_convert_and_check): New.
5672 (build_conditional_expr): Use it.
5673 (build_binary_op): Likewise.
5675 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5677 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5680 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5681 bounds even for -O+.
5682 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5683 expr needs to have DECL_NAME set.
5685 2010-02-24 Nick Clifton <nickc@redhat.com>
5687 * config/mep/mep.c: Include gimple.h.
5688 (mep_function_uses_sp): Delete unused function.
5689 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5690 parameters. Use unsigned integers to count args. Return a
5691 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5693 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5696 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5697 greater or equal to nelt instead of 2 * nelt.
5698 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5701 2010-02-23 Jason Merrill <jason@redhat.com>
5704 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5705 in cfun->local_decls even if they have register types.
5708 * stor-layout.c (place_field): Don't warn about unnecessary
5709 DECL_PACKED if the type is packed.
5711 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5714 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5715 GOTOFF relocs, even when the base reg isn't pic pointer.
5717 2010-02-23 Michael Matz <matz@suse.de>
5720 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5721 (expand_gimple_basic_block): Generate and use debug temps if there
5722 are debug uses left after the last real use of TERed ssa names.
5723 Unlink debug immediate uses when they are expanded.
5725 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5728 * config/i386/i386.c (override_options): Reorganise to provide
5729 better error messages.
5731 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5734 * graphite-scop-detection.c (create_single_exit_edge): Move
5735 the call to find_single_exit_edge to....
5736 (create_sese_edges): ...here. Don't handle multiple edges
5737 exiting the function.
5738 (build_graphite_scops): Don't handle multiple edges
5739 exiting the function.
5741 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5744 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5745 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5747 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5750 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5752 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5755 * c-typeck.c (convert_arguments): Print declaration location.
5756 * c-common.c (validate_nargs): Rename as
5757 builtin_function_validate_nargs.
5758 (check_builtin_function_arguments): Update.
5760 2010-02-22 Richard Guenther <rguenther@suse.de>
5763 * tree-inline.c (declare_return_variable): Use the type of
5764 the call stmt lhs if available.
5766 2010-02-22 Duncan Sands <baldrick@free.fr>
5768 * passes.c (register_pass): Always consider all pass lists when
5769 ref_pass_instance_number is zero.
5771 2010-02-22 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/42749
5774 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5775 parameter. Do arithmetic in the original type.
5776 (update_accumulator_with_ops): Likewise.
5777 (adjust_accumulator_values): Adjust.
5779 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5781 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5782 (QI to BLKmode splitter): New splitter.
5784 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5786 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5787 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5789 2010-02-22 Richard Guenther <rguenther@suse.de>
5791 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5793 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5795 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5796 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5797 ($(T)crti.o, $(T)crtn.o): Remove rules.
5799 2010-02-21 Tobias Burnus <burnus@net-b.de>
5802 * doc/invoke.texi (-fassociative-math): Document that this
5803 option is automatically enabled for Fortran.
5805 2010-02-20 David S. Miller <davem@davemloft.net>
5807 * configure.ac: Test if linker and assembler properly support
5808 GOTDATA_OP relocations.
5809 * configure: Rebuild.
5810 * config.in: Likewise.
5811 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5812 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5813 (movsi_high_pic): Likewise.
5814 (movdi_lo_sum_pic): Likewise.
5815 (movdi_high_pic): Likewise.
5816 (movsi_pic_gotdata_op): New pattern.
5817 (movdi_pic_gotdata_op): Likewise.
5818 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5819 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5821 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5825 attribute to ssemul.
5826 (xop_mulv2div2di3_high): Ditto.
5828 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5831 * c.opt (Wconversion-null): New option.
5832 * doc/invoke.texi (Wconversion-null): Document.
5834 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5836 * common.opt (Wlarger-than-): Add Undocumented.
5838 2010-02-19 Mike Stump <mikestump@comcast.net>
5840 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5842 2010-02-19 Jason Merrill <jason@redhat.com>
5845 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5846 * configure: Likewise.
5848 2010-02-20 Alan Modra <amodra@gmail.com>
5851 * cgraph.h (cgraph_make_decl_local): Declare.
5852 * cgraph.c (cgraph_make_decl_local): New function.
5853 (cgraph_make_node_local): Use it.
5854 * cgraphunit.c (cgraph_function_versioning): Likewise.
5855 * ipa.c (function_and_variable_visibility): Likewise.
5857 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5860 * except.c (sjlj_emit_function_enter): Don't call
5861 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5863 * rtl.h (add_reg_br_prob_note): Remove prototype.
5865 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5868 * c-common.c (conversion_warning): Remove widening conversions
5869 before checking the conversion of integers to reals.
5871 2010-02-19 Mike Stump <mikestump@comcast.net>
5874 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5877 * cgraphunit.c (process_function_and_variable_attributes): Check
5878 DECL_PRESERVE_P instead of looking up attribute "used".
5879 * ipa-pure-const.c (check_decl): Likewise.
5880 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5881 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5882 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5883 instead of attribute "used".
5884 * config/sol2-c.c (solaris_pragma_init): Likewise.
5885 (solaris_pragma_fini): Likewise.
5887 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5889 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5890 Use XCNEW instead of xcalloc.
5891 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5892 XNEW instead of xmalloc.
5893 (get_fields): Use XNEWVEC instead of xmalloc.
5896 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5897 populate vars array.
5898 (create_new_general_access): For debug stmts just reset value.
5899 (get_stmt_accesses): For accesses within debug stmts just record them
5900 using add_access_to_acc_sites instead of preventing the peeling or
5901 counting them as accesses.
5904 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5906 2010-02-19 Richard Guenther <rguenther@suse.de>
5908 PR tree-optimization/42916
5909 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5912 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5914 * configure.ac: Replace all uses of changequote in macro arguments
5915 with proper quoting.
5917 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5920 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5922 2010-02-19 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/42944
5925 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5926 test for aliasing with errno.
5928 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5931 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5932 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5933 * dojump.c: Include output.h.
5934 (inv): New inline function.
5935 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5936 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5937 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5938 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5939 argument, pass it down to other calls.
5940 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5941 add REG_BR_PROB note to the conditional jump.
5942 * cfgexpand.c (add_reg_br_prob_note): Removed.
5943 (expand_gimple_cond): Don't call it, add the probability
5944 as last argument to jumpif_1/jumpifnot_1.
5945 * Makefile.in (dojump.o): Depend on output.h.
5946 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5948 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5949 * stmt.c (do_jump_if_equal): Likewise.
5950 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5951 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5952 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5954 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5955 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5956 jumpifnot_1 callers.
5957 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5959 (store_expr): Adjust jumpifnot caller.
5960 (store_constructor): Adjust jumpif caller.
5963 * gimplify.c (gimple_boolify): For __builtin_expect call
5964 gimple_boolify also on its first argument.
5966 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5968 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5970 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5971 * configure: Regenerated.
5973 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5975 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5976 lang_hooks.types_compatible_p instead of comptypes.
5978 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5980 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5981 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5982 if __prefer_thumb__ is defined.
5984 2010-02-18 Martin Jambor <mjambor@suse.cz>
5986 PR tree-optimization/43066
5987 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5988 array with zero-sized element type.
5990 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5992 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5993 rtx, allocate struct var_loc_node here and return it to the
5994 caller, and only if it is actually needed.
5995 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5996 move it earlier and return immediately if it returns NULL.
5998 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6000 * config/sparc/gas.h: New file. Restore
6001 TARGET_ASM_NAMED_SECTION to its ELF default.
6002 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6004 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6005 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6006 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6007 after sparc/sysv4.h.
6009 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6011 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6013 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6015 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6016 patterns from predicated pattern.
6018 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6021 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6022 for insn mnemonic suffix.
6024 2010-02-17 Richard Guenther <rguenther@suse.de>
6026 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6029 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6032 * caller-save.c (save_call_clobbered_regs): If BB ends with
6033 a DEBUG_INSN, move any notes in between last real insn and the last
6034 DEBUG_INSN after the last DEBUG_INSN.
6036 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6038 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6039 Fix return type. Fix argument type. Explain meaning of return value.
6041 2010-02-16 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/41043
6044 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6045 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6047 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6049 2010-02-16 Ira Rosen <irar@il.ibm.com>
6051 PR tree-optimization/43074
6052 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6053 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6054 vectorizable cycles in hybrid SLP check.
6055 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6057 2010-02-16 Richard Guenther <rguenther@suse.de>
6059 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6060 (true_dependence): If memrefs_conflict_p computes must-alias
6061 trust it. Move TBAA check after offset-based disambiguation.
6062 (canon_true_dependence): Likewise.
6064 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6066 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6067 * doc/invoke.texi: Document it.
6068 * var-tracking.c: Include toplev.h and params.h.
6069 (vt_find_locations): Return bool indicating success. Compute
6070 hash sizes unconditionally. Check new parameter, report.
6071 (variable_tracking_main_1): Check vt_find_locations results and
6072 retry. Renamed from...
6073 (variable_tracking_main): ... this. New wrapper to preserve
6074 flag_var_tracking_assignments.
6075 * Makefile.in (var-tracking.o): Adjust dependencies.
6077 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6078 Jakub Jelinek <jakub@redhat.com>
6081 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6082 if weak_import attribute is present.
6083 * config/darwin.c (machopic_select_section): Likewise.
6085 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6087 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6088 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6089 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6090 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6092 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6095 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6098 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6099 Rewrite text to refer to the names.
6101 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6103 * config/i386/i386-builtin-types.def
6104 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6105 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6106 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6107 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6108 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6109 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6110 IX86_BUILTIN_VPERMIL2PS256.
6111 (MULTI_ARG_4_DF2_DI_I): Defined.
6112 (MULTI_ARG_4_DF2_DI_I1): Defined.
6113 (MULTI_ARG_4_SF2_SI_I): Defined.
6114 (MULTI_ARG_4_SF2_SI_I1): Defined.
6115 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6116 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6117 __builtin_ia32_vpermil2ps256.
6118 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6119 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6120 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6121 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6122 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6123 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6124 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6125 CODE_FOR_xop_vpermil2v8sf3.
6126 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6127 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6128 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6129 (_mm256_permute2_pd): New.
6130 (_mm_permute2_ps): New.
6131 (_mm256_permute2_ps): New.
6133 2010-02-15 Nick Clifton <nickc@redhat.com>
6135 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6136 boolean parameters. Use emit_jump_insn when emitting a pop
6137 instruction containing a return insn.
6138 (push): Use 'true' rather than '1' as second parameter to F.
6139 (h8300_expand_prologue): Likewise.
6140 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6141 (h8300_expand_epilogue): Likewise.
6143 2010-02-15 Richard Guenther <rguenther@suse.de>
6146 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6149 2010-02-15 Nick Clifton <nickc@redhat.com>
6151 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6154 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6156 * intl.c (fake_ngettext): New function.
6157 * intl.h (fake_ngettext): Declare.
6158 (ngettext): Define macro.
6159 * collect2.c (notice_translated): New function.
6160 (main): Use notice_translated and ngettext.
6161 * collect2.h (notice_translated): Declare.
6163 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6165 * reorg.c (delete_computation): Comment fixes.
6166 * caller-save.c (setup_save_areas): Idem.
6167 * sel-sched-dump.c (dump_lv_set): Idem.
6170 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6172 * config/s390/s390.c (s390_sched_init): New function.
6173 (TARGET_SCHED_INIT): Target hook defined.
6175 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6176 Jack Howarth <howarth@bromo.med.uc.edu>
6177 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6180 Partial revert of unintended change in fix for PR41605.
6181 * config/darwin.h: Fix typo.
6182 * config/darwin9.h: Same.
6184 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6186 * c-pch.c (pch_init): Clear v.
6188 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6191 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6192 graphite_can_represent_init for MULT_EXPR.
6194 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6198 * graphite-sese-to-poly.c (remove_phi): New.
6199 (translate_scalar_reduction_to_array): Call remove_phi.
6201 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6204 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6205 * graphite-clast-to-gimple.h (gloog): Update declaration.
6206 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6207 * graphite-poly.h (struct poly_bb): Add missing comments.
6208 (struct scop): Add poly_scop_p field.
6210 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6211 * graphite.c (graphite_transform_loops): Build the polyhedral
6212 representation for each scop before code generation.
6213 * sese.c (rename_variables_in_operand): Removed.
6214 (rename_variables_in_expr): Return the renamed expression.
6215 (rename_sese_parameters): New.
6216 * sese.h (rename_sese_parameters): Declared.
6218 2010-02-11 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/42998
6221 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6222 POINTER_PLUS_EXPR properly.
6224 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6225 Changpeng Fang <changpeng.fang@amd.com>
6228 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6229 the cost of an IV candidate when the IV is used in a test against zero.
6231 * gcc.dg/tree-ssa/ivopts-3.c: New.
6233 2010-02-11 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6237 pointer-vs-decl case by swapping refs. Handle some cases
6238 of pointer-vs-decl disambiguations more conservatively.
6239 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6240 to false after expanding.
6242 2010-02-11 Richard Guenther <rguenther@suse.de>
6245 * gcc.c (process_command): Handle LTO file@offset case more
6248 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6250 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6251 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6253 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6255 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6256 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6257 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6258 Optimize eq/ne comparisons when both arguments are known to be
6260 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6261 Don't mask operands unnecessarily if they are known to be already
6264 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6266 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6269 2010-02-10 Richard Guenther <rguenther@suse.de>
6271 PR tree-optimization/43017
6272 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6273 for wrapping signed arithmetic.
6275 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6278 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6279 if no debug info should be emitted for it.
6281 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6283 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6284 note when flag_exceptions is set.
6286 2010-02-10 Duncan Sands <baldrick@free.fr>
6288 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6290 2010-02-10 Richard Guenther <rguenther@suse.de>
6293 * tree.c (get_unwidened): Handle constants.
6294 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6296 2010-02-10 Martin Jambor <mjambor@suse.cz>
6299 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6300 check for variable argument counts independently.
6302 2010-02-10 Christian Bruel <christian.bruel@st.com>
6305 * config/sh/sh.c (find_barrier): Increase length for non delayed
6306 conditional branches.
6308 2010-02-10 Christian Bruel <christian.bruel@st.com>
6310 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6312 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6314 * builtins.c (set_builtin_user_assembler_name): Also handle
6315 ffs if int is smaller than word.
6317 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6320 * ira-conflicts.c (get_dup): Remove.
6321 (process_reg_shuffles): Add new parameter. Use it as an
6322 additional guard for copy generation.
6323 (add_insn_allocno_copies): Rewrite.
6325 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6327 * common.opt (fsched2-use-traces): Preserved for backward
6329 * doc/invoke.texi: Remove the documentation about option
6330 -fsched2-use-traces.
6331 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6332 flag_sched2_use_traces.
6333 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6334 the backward compatibility flag section.
6336 2010-02-09 Richard Guenther <rguenther@suse.de>
6338 PR tree-optimization/43008
6339 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6340 make HEAP variables initialized from global memory if they
6341 are not known builtin functions.
6342 (find_func_aliases): Adjust.
6344 2010-02-09 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/43000
6347 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6348 arithmetic manually.
6350 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6352 PR tree-optimization/42931
6353 * tree-loop-linear.c (try_interchange_loops): Don't call
6354 double_int_mul if estimated_loop_iterations failed.
6356 2010-02-08 Martin Jambor <mjambor@suse.cz>
6359 * tree-sra.c (build_accesses_from_assign): Do not mark in
6360 should_scalarize_away_bitmap if stmt has volatile ops.
6361 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6364 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6366 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6368 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6370 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6373 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6376 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6378 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6381 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6382 to unknown_dependence.
6383 (graphite_legal_transform_dr): Handle the unknown_dependence.
6384 (graphite_carried_dependence_level_k): Same.
6386 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6388 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6390 2010-02-07 Richard Guenther <rguenther@suse.de>
6393 * expr.c (get_inner_reference): Always initialize *pbitsize.
6395 2010-02-07 Richard Guenther <rguenther@suse.de>
6398 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6399 new ARRAY_REFs on variable size element or minimal index arrays.
6401 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6402 gimple_fold_indirect_ref.
6404 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6407 * arm.c (arm_override_options): Just return if the user has specified
6408 an invalid fpu name.
6410 2010-02-03 Jason Merrill <jason@redhat.com>
6413 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6414 i386_pe_maybe_record_exported_symbol.
6416 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6419 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6420 (pa_delegitimize_address): New function.
6422 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6424 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6425 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6427 2010-02-05 Richard Guenther <rguenther@suse.de>
6430 * lto-streamer-in.c (get_resolution): Deal with references
6431 to undefined functions.
6433 2010-02-05 Richard Guenther <rguenther@suse.de>
6435 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6436 (fold_const_aggregate_ref): Likewise.
6437 (ccp_fold_stmt): Substitute loads.
6438 (maybe_fold_reference): Verify types before substituting.
6440 (fold_gimple_assign): Unshare properly.
6441 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6443 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6445 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6446 for rs6000_gen_cell_microcode.
6448 2010-02-04 Richard Guenther <rguenther@suse.de>
6450 PR rtl-optimization/42952
6451 * dse.c (const_or_frame_p): Remove MEM handling.
6453 2010-02-04 Nick Clifton <nickc@redhat.com>
6455 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6456 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6457 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6458 (mn10300_asm_output_mi_thunk): New function.
6459 (mn10300_can_output_mu_thunk): New function.
6460 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6461 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6462 (FUNCTION_ARG): Delete incorrect comment.
6464 2010-02-03 Jason Merrill <jason@redhat.com>
6467 * fold-const.c (operand_equal_p): Handle erroneous types.
6469 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6471 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6473 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6475 PR rtl-optimization/42941
6476 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6479 2010-02-03 Jason Merrill <jason@redhat.com>
6482 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6484 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6487 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6488 (cselib_reset_table): Renamed from...
6489 (cselib_reset_table_with_next_value): ... this.
6490 (cselib_get_next_uid): Renamed from...
6491 (cselib_get_next_unknown_value): ... this.
6492 * cselib.c (next_uid): Renamed from...
6493 (next_unknown_value): ... this.
6494 (cselib_clear_table): Adjust.
6495 (cselib_reset_table): Adjust. Renamed from...
6496 (cselib_reset_table_with_next_value): ... this.
6497 (cselib_get_next_uid): Adjust. Renamed from...
6498 (cselib_get_next_unknown_value): ... this.
6499 (get_value_hash): Use hash.
6500 (cselib_hash_rtx): Likewise.
6501 (new_cselib_val): Adjust. Set and dump uid.
6502 (cselib_lookup_mem): Pass next_uid as hash.
6503 (cselib_subst_to_values): Likewise.
6504 (cselib_log_lookup): Dump uid.
6505 (cselib_lookup): Pass next_uid as hash. Adjust.
6506 (cselib_process_insn): Adjust.
6507 (cselib_init): Initialize next_uid.
6508 (cselib_finish): Adjust.
6509 (dump_cselib_table): Likewise.
6510 * dse.c (canon_address): Dump value uid.
6511 * print-rtl.c (print_rtx): Print value uid.
6512 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6514 (dv_uid): New function, sort of renamed from...
6515 (dv_htab_hash): ... this, reimplemented in terms of it and...
6516 (dv_uid2hash): ... this. New.
6517 (variable_htab_eq): Drop excess assertions.
6518 (tie_break_pointers): Removed.
6519 (canon_value_cmp): Compare uids.
6520 (variable_post_merge_New_vals): Print uids.
6521 (vt_add_function_parameters): Adjust.
6522 (vt_initialize): Reset table. Adjust.
6524 2010-02-03 Richard Guenther <rguenther@suse.de>
6526 PR tree-optimization/42944
6527 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6528 (call_may_clobber_ref_p_1): Likewise. Properly handle
6529 malloc and calloc clobbering errno.
6531 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6533 * doc/invoke.texi: Fix name of sched1 dump.
6535 * opts.c (decode_options): Set flag_tree_switch_conversion
6536 only conditionally on optimize >= 2.
6538 * gcse.c: Assorted comment fixes in pass description.
6540 2010-02-03 Anthony Green <green@moxielogic.com>
6542 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6543 nop padding in order to maintain alignment of storage location of
6544 target function address.
6545 (moxie_trampoline_init): Store target function address at newly
6547 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6549 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6551 2010-02-03 Richard Guenther <rguenther@suse.de>
6554 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6556 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6558 * config.gcc: Reenable check for obsolete targets.
6559 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6560 mips-sgi-irix6.[0-4]*.
6562 2010-02-02 Nick Clifton <nickc@redhat.com>
6564 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6565 constant size of 4 as being the same as 0.
6566 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6567 can take values in the range 0..4.
6569 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6572 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6573 as _darwin10_Unwind_FindEnclosingFunction().
6574 * libgcc-libsystem.ver: New.
6576 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6579 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6580 implicitly set registers.
6582 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6584 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6585 (arm_override_options): Allow automatic selection of the thread
6586 pointer register if thumb2.
6587 (legitimize_pic_address): Improve code sequences for Thumb2.
6588 (arm_call_tls_get_addr): Likewise.
6589 (legitimize_tls_address): Likewise.
6590 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6591 (pic_load_addr_32bit): ... this. New named pattern.
6592 * thumb2.md (pic_load_addr_thumb2): Delete.
6593 (pic_load_dot_plus_four): Delete.
6594 (tls_load_dot_plus_four): New named pattern.
6596 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6599 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6600 Document fix for TLS bug.
6602 2010-01-31 Richard Guenther <rguenther@suse.de>
6604 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6605 conservatively correct.
6607 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6611 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6613 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6615 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6619 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6621 * config.gcc: Adjust order of makefile fragments for mingw targets.
6623 2010-01-31 Richard Guenther <rguenther@suse.de>
6626 * gimplify.c (gimplify_init_constructor): For volatile LHS
6627 initialize a temporary.
6629 2010-01-31 Matthias Klose <doko@ubuntu.com>
6631 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6633 * configure: Regenerate.
6635 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6637 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6638 the same alias set and their sizes different constantness.
6639 (aliasing_component_refs_p): Revert 2009-10-24 change.
6641 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6643 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6646 2010-01-29 Richard Guenther <rguenther@suse.de>
6648 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6649 Assert we successfully updated the call.
6651 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6653 PR rtl-optimization/42889
6654 * df.h (df_set_bb_dirty_nonlr): New prototype.
6655 * df-core.c (df_set_bb_dirty_nonlr): New function.
6656 * df-scan.c (df_insn_rescan): Call it instead of
6657 df_set_bb_dirty for DEBUG_INSNs.
6659 2010-01-29 Richard Guenther <rguenther@suse.de>
6662 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6663 quadratic behavior in most cases.
6665 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6669 in the call to gen_x86_movsicc_0_m1.
6671 2010-01-28 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/42871
6674 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6676 2010-01-28 Richard Guenther <rguenther@suse.de>
6678 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6679 into call arguments.
6681 2010-01-28 Richard Guenther <rguenther@suse.de>
6684 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6685 the forwarder if the destination is an EH landing pad.
6687 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6689 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6690 block list passed to gimple_duplicate_sese_tail.
6691 (parallelize_loops): Avoid parallelization when the function
6693 Avoid parallelization when the preheader is IRREDUCIBLE.
6694 Try to optimize when estimated_loop_iterations_int is unresolved.
6695 Add the loop's location to the dump file.
6696 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6697 (gimple_duplicate_sese_tail): Remove the check for the latch.
6698 Redirect nexits to the exit block.
6699 Remove handling of the incoming edges to the latch.
6700 Redirect the backedge from the copied latch to the exit bb.
6702 2010-01-28 Michael Matz <matz@suse.de>
6705 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6706 Wrap force_reg into a sequence, emit it before user.
6708 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6710 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6712 (arm_legacy_rev): Likewise.
6713 (thumb_legacy_rev): Likewise.
6715 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6717 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6718 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6719 on MEM's address failed, try avoid_constant_pool_reference and
6720 recurse if it returned something different.
6721 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6722 address, try avoid_constant_pool_reference and recurse if it
6723 returned something different.
6724 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6725 address and avoid_constant_pool_reference returned something
6726 different, don't set have_address.
6728 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6731 * var-tracking.c (val_store): Add modified argument, obey it.
6733 (count_uses): Move down logging of main.
6734 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6735 don't need resolution.
6736 (emit_notes_in_bb): Likewise.
6738 2010-01-27 Richard Guenther <rguenther@suse.de>
6741 * tree-inline.c (remap_decl): Delay remapping of SSA name
6742 default definitions until we need them.
6744 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6746 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6747 (rs6000_delegitimize_address): New function.
6749 * config/s390/s390.c (s390_delegitimize_address): Call
6750 delegitimize_mem_from_attrs.
6753 * tree-inline.c (cannot_copy_type_1): Removed.
6754 (copy_forbidden): Don't forbid copying of functions containing
6755 records/unions with variable length fields.
6757 2010-01-27 Christian Bruel <christian.bruel@st.com>
6761 * config/sh/sh.c (find_barrier): Increase length for non delayed
6762 conditional branches.
6764 2010-01-27 Matthias Klose <doko@ubuntu.com>
6766 * configure.ac (gnu-unique-object): Fix ldd version check.
6767 * configure: Regenerate.
6769 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6771 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6773 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6774 Test for HAVE_GNU_AS value.
6776 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6778 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6779 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6780 INT64_TYPE): Define.
6781 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6782 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6783 INT_LEAST64_TYPE): Define.
6784 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6785 UINT_LEAST64_TYPE): Define.
6786 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6787 INT_FAST64_TYPE): Define.
6788 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6789 UINT_FAST64_TYPE): Define.
6790 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6791 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6792 (SIG_ATOMIC_TYPE): Define.
6794 2010-01-26 Richard Guenther <rguenther@suse.de>
6796 * df-scan.c (df_scan_set_bb_info): Remove assert.
6797 (df_insn_rescan_debug_internal): Merge asserts.
6798 (df_install_ref): Likewise.
6799 (df_mark_reg): Use bitmap_set_range.
6800 (df_hard_reg_used_p): Remove assert.
6801 (df_hard_reg_used_count): Likewise.
6803 2010-01-26 Richard Guenther <rguenther@suse.de>
6805 PR rtl-optimization/42685
6806 * web.c (web_main): Ignore DEBUG_INSNs.
6808 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6810 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6812 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6813 Fix types of fndecl and arglist parameters.
6815 2010-01-26 Richard Guenther <rguenther@suse.de>
6818 * tree-eh.c (unsplit_eh): Skip debug insns.
6820 2010-01-26 Richard Guenther <rguenther@suse.de>
6822 PR tree-optimization/42250
6823 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6825 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6828 * omp-low.c (expand_omp_sections): Only use single_pred if
6829 l2_bb is single_pred_p.
6831 2010-01-25 Christian Bruel <christian.bruel@st.com>
6834 * config/sh/sh.c (find_barrier): Increase length for non delayed
6835 conditional branches.
6836 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6838 2010-01-24 David S. Miller <davem@davemloft.net>
6840 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6841 define if not using GAS.
6842 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6843 Likewise. Delete SECTION_MERGE code, which is only applicable
6846 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6849 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6850 mangling of va_list in system headers.
6852 2010-01-23 Toon Moene <toon@moene.org>
6854 * tree-predcom.c (combine_chains): Return NULL, not false.
6856 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6858 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6859 initialization of variable res to agree with return type.
6861 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6863 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6864 * tree-sra.c: Add include of expr.h.
6866 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6868 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6869 insert the debug stmt on the single non-EH edge from the stmt.
6871 2010-01-22 Richard Henderson <rth@redhat.com>
6874 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6875 the RHS until after generate_subtree_copies has insertted its
6876 code before the current statement.
6878 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6880 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6882 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6884 2010-01-21 Martin Jambor <mjambor@suse.cz>
6886 PR tree-optimization/42585
6887 * tree-sra.c (struct access): New field grp_total_scalarization.
6888 (dump_access): Dump the new field.
6889 (should_scalarize_away_bitmap): New variable.
6890 (cannot_scalarize_away_bitmap): Likewise.
6891 (sra_initialize): Allocate new bitmaps.
6892 (sra_deinitialize): Free new bitmaps.
6893 (create_access_1): New function.
6894 (create_access): Parts moved to create_access_1.
6895 (type_consists_of_records_p): New function.
6896 (completely_scalarize_record): Likewise.
6897 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6898 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6899 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6901 (analyze_all_variable_accesses): Completely scalarize small eligible
6904 2010-01-21 Martin Jambor <mjambor@suse.cz>
6906 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6908 2010-01-21 Andrew Haley <aph@redhat.com>
6910 * gcc.c (process_command): Move lang_specific_driver before
6911 setting cc_libexec_prefix.
6913 2010-01-21 Richard Guenther <rguenther@suse.de>
6916 * fold-const.c (negate_expr_p): Pretend only negative
6917 real constants are easily negatable.
6919 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6920 Jason Merrill <jason@redhat.com>
6922 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6923 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6924 * calls.c (initialize argument_information): Handle it.
6925 * c-common.c (handle_transparent_union_attribute): Use new name.
6926 * c-decl.c (finish_struct): Ditto.
6927 * c-typeck.c (type_lists_compatible_p): Ditto.
6928 (convert_for_assignment): Use new name and also handle record.
6929 * function.c (aggregate_value_p): Handle it.
6930 (pass_by_reference): Ditto.
6931 (assign_parm_data_types): Ditto.
6932 * print-tree.c (print_node): Ditto.
6933 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6934 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6935 * tree.c (first_field): New fn.
6937 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6940 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6941 even when linking statically, for now.
6943 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6946 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6947 without a cselib val.
6948 (count_uses): Accept MO_VAL_SET with no val on stores.
6949 (add_stores): Likewise.
6951 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6953 * var-tracking.c (check_value_val): Add a compile time assertion.
6954 (dv_is_decl_p): Simplify.
6955 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6956 gcc_assert if ENABLE_CHECKING.
6958 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6961 * var-tracking.c: Include tree-flow.h.
6962 (mem_dies_at_call): New.
6963 (dataflow_set_preserve_mem_locs): Use it.
6964 (dataflow_set_remove_mem_locs): Likewise.
6965 (dump_var): Renamed from dump_variable. Adjust all callers.
6966 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6967 * Makefile.in (var-tracking.o): Adjust deps.
6969 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6971 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6973 2010-01-20 Richard Guenther <rguenther@suse.de>
6975 PR tree-optimization/42717
6976 * tree-ssa-dce.c (get_live_post_dom): Remove.
6977 (forward_edge_to_pdom): Take an arbitrary edge to copy
6978 degenerate PHI args from.
6979 (remove_dead_stmt): Use the first post-dominator even if it
6980 does not contain live statements as redirection destination.
6982 2010-01-20 Richard Guenther <rguenther@suse.de>
6984 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6986 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6988 * sel-sched.c (create_speculation_check): Remove set but not used
6990 (try_transformation_cache): Remove set but not used variable ds.
6991 (calculate_privileged_insns): Remove set but not used variables
6992 cur_insn and min_spec_insn.
6993 (find_best_expr): Remove set but not used variable avail_n.
6994 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6996 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6998 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6999 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7002 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7005 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7006 cpu types. Add support for *-sse3 cpu types.
7007 (x86_64-*-*): Ditto.
7009 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7012 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7013 argument, call initializer_constant_valid_p_1 instead of
7014 initializer_constant_valid_p, pass CACHE to it, return NULL
7015 immediately if first call returns NULL.
7016 (initializer_constant_valid_p_1): New function.
7017 (initializer_constant_valid_p): Use it.
7019 2010-01-20 Thomas Quinot <quinot@adacore.com>
7021 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7023 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7025 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7026 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7027 (loc_list_from_tree): Don't handle unsigned division. Handle
7028 signed modulo using DW_OP_{over,over,div,mul,minus}.
7029 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7030 modulo instead of signed.
7032 2010-01-20 DJ Delorie <dj@redhat.com>
7034 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7036 (h8300_emit_stack_adjustment): Propogate it.
7038 (h8300_expand_prologue): Likewise.
7039 (h8300_expand_epilogue): Likewise.
7041 2010-01-19 Michael Matz <matz@suse.de>
7043 PR tree-optimization/41783
7044 * tree-data-ref.c (toplevel): Include flags.h.
7045 (dump_data_dependence_relation): Also dump the inputs if the
7046 result will be unknown.
7047 (split_constant_offset_1): Look through some conversions.
7048 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7049 the offset from last element is too large.
7050 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7051 (reassociate_to_the_same_stmt): Handle vector registers.
7052 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7054 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7055 wide_prolog_niters argument, emit widening instructions.
7056 (vect_do_peeling_for_alignment): Adjust caller, use widened
7057 variant of the iteration cound.
7058 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7060 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7063 * config/arm/neon-testgen.m (emit_automatics): New parameter
7064 features. Adjust for Fixed_return_reg feature.
7065 (test_intrinsic): Call emit_automatics with new feature.
7066 * config/arm/neon.ml: Update copyright years.
7067 (features): New Fixed_return_reg feature.
7068 (ops): Update feature for Vget_low.
7070 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7072 PR tree-optimization/42719
7073 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7077 * fwprop.c (all_uses_available_at): Return false if def_set dest
7078 is a REG that is used in def_insn.
7080 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7082 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7084 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7087 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7089 * target.h (struct gcc_target) <secondary_reload>: Change type
7090 of last argument to secondary_reload_info *.
7092 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7095 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7096 memory references with unaligned offsets. Remove CQImode handling.
7097 (unaligned_memory_operand): Return 1 for memory references with
7098 unaligned offsets. Remove CQImode handling.
7100 2010-01-18 Richard Guenther <rguenther@suse.de>
7103 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7106 2010-01-18 Richard Guenther <rguenther@suse.de>
7108 PR tree-optimization/42781
7109 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7110 restrict processing only if the original variable was artificial.
7112 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7114 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7115 find number of popped argument bytes.
7117 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7118 Fix the text that describes the return value for invalid insns.
7120 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7122 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7123 Clarify what 'cost of the -dependence' is. Fix quoting.
7125 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7126 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7128 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7130 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7131 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7133 2010-01-17 Richard Guenther <rguenther@suse.de>
7136 * function.c (split_complex_args): Take a VEC to modify.
7137 (assign_parms_augmented_arg_list): Build a VEC instead of
7138 a chain of PARM_DECLs.
7139 (assign_parms_unsplit_complex): Take a VEC of arguments.
7140 Do not fixup unmodified parms.
7141 (assign_parms): Deal with the VEC.
7142 (gimplify_parameters): Likewise.
7144 2010-01-17 Richard Guenther <rguenther@suse.de>
7146 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7147 node existence check.
7148 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7149 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7150 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7151 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7152 (gimple_execute_on_growing_pred): Likewise.
7154 2010-01-17 Richard Guenther <rguenther@suse.de>
7156 PR tree-optimization/42773
7157 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7158 (compute_antic_aux): Likewise.
7159 (compute_partial_antic_aux): Likewise.
7161 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7164 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7167 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7169 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7172 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7173 Fix markup for strict argument.
7175 (TARGET_SCHED_REORDER2): Fix argument types.
7177 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7178 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7180 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7181 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7183 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7186 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7187 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7188 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7189 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7190 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7192 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7194 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7196 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7197 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7199 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7201 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7204 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7206 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7207 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7209 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7211 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7213 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7214 referring to it. Fix language.
7216 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7218 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7220 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7222 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7224 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7225 '@var{stream}. Remove stray 'and'.
7227 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7229 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7231 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7233 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7234 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7236 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7237 Fix description of return value.
7238 Rename argument "sz" to "len."
7240 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7241 Clarify meaning of 'true' return value.
7243 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7245 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7246 rep_mode versus mode_rep.
7248 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7250 (TARGET_BUILTIN_DECL): Fix name.
7252 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7254 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7256 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7258 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7260 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7262 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7265 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7266 Rename argument tm_fn to md_fn.
7268 (TARGET_OPTION_PRINT): Fix argument list.
7270 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7273 * config/i386/i386.c (ix86_fixup_binary_operands):
7274 Revert FMA4 fixup of operands.
7276 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7279 * Makefile.in (write_entries_to_file, install-plugin):
7280 Use \012 instead of \n with tr.
7282 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7284 * configure.ac (HAVE_AS_REF): New C macro.
7285 * configure: Regenerate.
7286 * config.in: Likewise.
7287 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7289 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7292 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7294 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7296 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7298 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7300 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7302 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7304 (TARGET_BINDS_LOCAL_P): Fix argument type.
7306 (TARGET_ASM_FILE_END): Use prototype.
7308 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7310 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7312 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7314 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7316 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7317 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7319 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7320 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7322 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7323 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7324 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7325 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7327 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7329 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7331 (TARGET_INIT_BUILTINS): Use prototype.
7333 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7334 Put 'const char *' in braces. Fix parameter types.
7335 (TARGET_INVALID_CONVERSION): Fix parameter types.
7336 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7337 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7339 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7342 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7344 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7346 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7348 * doc/tm.texi (TARGET_HELP): Fix return type.
7350 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7351 in braces. Fix argument types.
7353 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7355 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7357 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7359 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7360 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7362 (TARGET_MANGLE_TYPE): Fix argument types.
7364 (TARGET_IRA_COVER_CLASSES): Use prototype.
7366 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7368 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7370 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7372 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7374 (TARGET_CALLEE_COPIES): Fix argument types.
7376 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7378 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7380 (TARGET_FUNCTION_VALUE): Fix argument types.
7382 (TARGET_RETURN_IN_MSB): Fix argument type.
7384 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7386 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7388 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7390 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7391 agree with return type.
7393 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7395 2010-01-15 Jing Yu <jingyu@google.com>
7397 PR rtl-optimization/42691
7398 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7399 a pseudo to a constant and are merged, and adjust comments.
7401 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7403 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7405 2010-01-15 Richard Guenther <rguenther@suse.de>
7408 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7409 labels of computed or non-local gotos to the destination.
7410 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7411 landing pad label is the first label.
7413 2010-01-15 Richard Guenther <rguenther@suse.de>
7415 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7417 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7420 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7421 to allow generation of the xssqrtdp instruction on power7.
7422 (sqrtdf2_fpr): Ditto.
7424 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7427 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7428 functions with noreturn attribute.
7431 * varasm.c (declare_weak): Add weak attribute to decl if it
7432 doesn't have one already.
7433 (assemble_external): Only add decls to weak_decls if they also
7434 have weak attribute.
7436 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7438 * var-tracking.c (var_reg_delete): Don't delete the association
7439 between REGs and values or one-part variables if the register
7442 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7445 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7446 because its first operand is a non-localized variable.
7448 2010-01-14 Martin Jambor <mjambor@suse.cz>
7450 PR tree-optimization/42706
7451 * tree-sra.c (encountered_recursive_call): New variable.
7452 (encountered_unchangable_recursive_call): Likewise.
7453 (sra_initialize): Initialize both new variables.
7454 (callsite_has_enough_arguments_p): New function.
7455 (scan_function): Call decl and flags check only for IPA-SRA, check
7456 whether there is a recursive call and whether it has enough arguments.
7457 (all_callers_have_enough_arguments_p): New function.
7458 (convert_callers): Look for recursive calls only when
7459 encountered_recursive_call is set.
7460 (ipa_early_sra): Bail out either if
7461 !all_callers_have_enough_arguments_p or
7462 encountered_unchangable_recursive_call.
7464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7466 * sel-sched.c: Add 2010 to copyright years.
7467 * sel-sched-ir.c: Likewise.
7468 * sel-sched-ir.h: Likewise.
7470 2010-01-14 Martin Jambor <mjambor@suse.cz>
7472 PR tree-optimization/42714
7473 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7474 constructors specially.
7476 2010-01-14 Andi Kleen <ak@linux.intel.com>
7478 * config/i386/drivers-i386.c (detect_caches_intel):
7479 Add l2sizekb parameter and fill in.
7480 (host_detect_local_cpu): Add l2sizekb, fill in.
7481 Add Atom small cache heuristic.
7483 2010-01-14 Andi Kleen <ak@linux.intel.com>
7485 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7486 Add level3 parameter and fill in.
7487 (detect_caches_intel): Handle level3 cache.
7489 2010-01-14 Andi Kleen <ak@linux.intel.com>
7491 * config/i386/drivers-i386.c (host_detect_local_cpu):
7492 Fix core duo detection.
7494 2010-01-14 Andi Kleen <ak@linux.intel.com>
7496 * config/i386/drivers-i386.c (host_detect_local_cpu):
7499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7501 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7502 (rs6000_variable_issue_1): this. Use...
7503 (rs6000_variable_issue): here. Reimplement. Print debug info.
7505 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7507 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7508 sel_restore_notes. Update all callers. Call reemit_notes
7511 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7513 PR rtl-optimization/42246
7514 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7517 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7519 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7520 all successors is the same as number of successors in current region.
7522 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7524 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7525 to rename is not separable. Otherwise check that its LHS is not NULL.
7527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7529 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7531 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7533 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7534 available registers when failed to discover LHS register class.
7535 Fix indentation. Update comment.
7537 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7538 Alexander Monakov <amonakov@ispras.ru>
7540 PR rtl-optimization/42389
7541 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7543 (advance_state_on_fence): Likewise.
7544 (sel_target_adjust_priority): Print debug output only when
7545 sched_verbose >= 4, not 2.
7546 (get_expr_cost): Do not issue all unique insns on the next cycle.
7547 (fill_insns): Initialize can_issue_more from the value saved
7549 * sel-sched-ir.c (flist_add): New parameter issue_more.
7550 Init FENCE_ISSUE_MORE with it.
7551 (merge_fences): Likewise.
7552 (init_fences): Update call to flist_add.
7553 (add_to_fences, add_clean_fence_to_fences)
7554 (add_dirty_fence_to_fences): Likewise.
7555 (move_fence_to_fences): Update call to merge_fences.
7556 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7558 * sel-sched-ir.h (struct _fence): New field issue_more.
7559 (FENCE_ISSUE_MORE): New accessor macro.
7561 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7563 PR rtl-optimization/42388
7564 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7565 that have no predecessors nor successors. Do not call move_bb_info
7566 for empty blocks outside of current region.
7568 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7570 PR rtl-optimization/42294
7571 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7572 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7573 originators' originators.
7575 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7577 PR rtl-optimization/39453
7578 PR rtl-optimization/42246
7579 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7581 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7583 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7584 Alexander Monakov <amonakov@ispras.ru>
7587 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7588 (maybe_tidy_empty_bb): ... here. Make static. Add new
7589 argument. Update all callers.
7590 (tidy_control_flow): ... and here. Recompute topological order
7591 of basic blocks in region if necessary.
7592 (sel_redirect_edge_and_branch): Change return type. Return true
7593 if topological order might have been invalidated.
7594 (purge_empty_blocks): Export and move from...
7595 * sel-sched.c (purge_empty_blocks): ... here.
7596 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7597 (maybe_tidy_empty_bb): Delete prototype.
7598 (purge_empty_blocks): Declare.
7600 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7602 PR rtl-optimization/42249
7603 * sel-sched.c (try_replace_dest_reg): When chosen register
7604 and original register is the same, do not bail out early, but
7605 still check all original insns for validity of replacing destination
7606 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7609 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7612 Port from no-undefined-overflow branch:
7613 2009-03-09 Richard Guenther <rguenther@suse.de>
7615 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7617 2010-01-14 Richard Guenther <rguenther@suse.de>
7620 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7622 2010-01-14 Ira Rosen <irar@il.ibm.com>
7624 PR tree-optimization/42709
7625 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7626 as scalar type in creation of constant vector operand.
7628 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7631 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7632 (check-parallel-%): Match `testsuite' directory component only
7635 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7637 PR translation/39521
7638 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7641 2010-01-13 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/42730
7644 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7647 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7650 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7651 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7654 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7656 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7657 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7658 ___umulsi3_highpart.
7660 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7661 rather than schedule_insns if the pass is enabled.
7663 2010-01-13 Martin Jambor <mjambor@suse.cz>
7665 PR tree-optimization/42704
7666 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7669 2010-01-13 Martin Jambor <mjambor@suse.cz>
7671 PR tree-optimization/42703
7672 * tree-sra.c (analyze_access_subtree): Check that we can build a
7673 reference to the original data within the aggregate.
7675 2010-01-13 Richard Guenther <rguenther@suse.de>
7677 PR tree-optimization/42705
7678 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7680 2010-01-13 Richard Guenther <rguenther@suse.de>
7683 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7685 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7688 * var-tracking.c (values_to_unmark): New variable.
7689 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7690 values_to_unmark vector. Moved body to...
7691 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7692 instead queue it into values_to_unmark vector.
7693 (vt_find_locations): Free values_to_unmark vector.
7695 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7697 * config/s390/s390.c (override_options): Set
7698 default of max-pending-list-length to 256
7700 2010-01-13 Richard Guenther <rguenther@suse.de>
7703 * tree-pass.h (PROP_gimple_lcx): New.
7704 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7705 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7706 before the final cleanup_eh.
7707 (dump_properties): Dump PROP_gimple_lcx.
7708 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7709 (tree_lower_complex_O0): Remove.
7710 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7711 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7712 tree_lower_complex, schedule TODO_update_ssa.
7713 * lto-streamer-out.c (output_function): Stream the functions
7715 * lto-streamer-in.c (input_function): Likewise.
7716 (lto_read_body): Do not override them here.
7718 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7721 * c-typeck.c (build_c_cast): Fold value cast to union type before
7722 wrapping it in a CONSTRUCTOR.
7724 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7726 PR rtl-optimization/42699
7727 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7730 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7732 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7733 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7734 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7735 SUBTARGET_WARN_UNUSED_SPEC): ... here
7736 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7738 2010-01-12 Julian Brown <julian@codesourcery.com>
7740 * config/arm/neon-schedgen.ml (Utils): Don't try to
7741 open missing module.
7742 (find_with_result): New.
7744 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7747 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7748 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7750 PR tree-optimization/42645
7751 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7752 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7753 decl_map, set processing_debug_stmt to -1 and return name without
7756 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7758 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7759 binutils version, and reword target configuration description.
7761 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7763 * config/avr/avr.h (LINKER_NAME): Remove.
7765 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7768 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7769 that support VSX, warn for -mno-altivec if vsx is not disabled,
7772 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7773 Shujing Zhao <pearly.zhao@oracle.com>
7775 PR translation/42469
7776 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7777 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7778 character between option name and help text.
7779 * c.opt (imultilib): Likewise.
7781 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7783 * lto-streamer-out.c (output_unreferenced_globals): Output static
7786 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7788 PR rtl-optimization/42621
7789 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7790 optimizing for size.
7791 (duplicate_computed_gotos): Remove now-redundant check.
7793 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7796 * configure.ac: Save and restore LDFLAGS and LIBS
7797 * configure: Regenerate.
7799 2010-01-10 Richard Guenther <rguenther@suse.de>
7802 * builtins.c (fold_builtin_strlen): Add type argument and
7803 convert the resulting length to it.
7804 (fold_builtin_1): Adjust.
7806 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7808 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7809 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7811 (num_insns_constant_wide): Adjust for that change.
7813 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7816 * web.c (union_defs): Add used argument, to combine uses of
7818 (entry_register): Adjust type and tests of used argument.
7819 (web_main): Widen used for new use. Pass it to union_defs.
7820 * df.h (union_defs): Adjust prototype.
7822 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7825 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7826 uses in new incoming argument. Free body.
7827 (reset_debug_uses_in_loop): New.
7828 (analyze_insn_to_expand_var): Call the latter if the former found
7829 anything. Fix whitespace. Reject invalid dest overlaps before
7830 going through all insns in the loop.
7832 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7835 * haifa-sched.c (dying_use_p): Debug insns don't count.
7837 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7840 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7841 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7842 (verify_gimple_call): Reject LHS in noreturn calls.
7844 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7848 * tree-vect-loop-manip.c (adjust_info): New type.
7849 (adjust_vec): New pointer to vector.
7850 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7851 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7852 (slpeel_update_phis_for_duplicate_loop): Use them.
7853 (slpeel_update_phi_nodes_for_guard1): Likewise.
7854 (slpeel_update_phi_nodes_for_guard2): Likewise.
7855 (slpeel_tree_peel_loop_to_edge): Likewise.
7856 (vect_update_ivs_after_vectorizer): Likewise.
7858 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7860 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7861 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7863 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7865 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7866 bogus uninitialized warning.
7868 2010-01-09 Richard Guenther <rguenther@suse.de>
7871 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7872 the evolution is compatible with the initial condition.
7874 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7876 * gcc.c (process_command): Update copyright notice dates.
7877 * gcov.c (print_version): Likewise.
7878 * gcov-dump.c (print_version): Likewise.
7879 * mips-tfile.c (main): Likewise.
7880 * mips-tdump.c (main): Likewise.
7882 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7885 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7887 (rotlhi3_8): Delete.
7889 (rotlsi3_8): Delete.
7890 (rotlsi3_16): Delete.
7891 (rotlsi3_24): Delete.
7893 (*rotw<mode>3): New.
7894 (*rotb<mode>3): New.
7895 * config/avr/avr.c (avr_rotate_bytes): New function.
7896 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7898 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7901 * configure.ac: Modify -rdynamic check.
7902 * configure: Regenerate.
7904 2010-01-08 DJ Delorie <dj@redhat.com>
7906 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7907 register popping order.
7909 2010-01-08 Richard Guenther <rguenther@suse.de>
7912 * c.opt (fsigned-char): Also let LTO handle this option.
7913 (funsigned-char): Likewise.
7915 2010-01-07 Richard Guenther <rguenther@suse.de>
7917 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7918 (gimple_op): Likewise.
7919 (gimple_op_ptr): Likewise.
7920 (gimple_assign_set_lhs): Remove gcc_assert.
7921 (gimple_assign_set_rhs1): Likewise.
7922 (gimple_assign_set_rhs2): Likewise.
7923 (gimple_call_set_lhs): Likewise.
7924 (gimple_call_set_fn): Likewise.
7925 (gimple_call_set_fndecl): Likewise.
7926 (gimple_call_fndecl): Likewise.
7927 (gimple_call_return_type): Likewise.
7928 (gimple_call_set_chain): Likewise.
7929 (gimple_call_num_args): Likewise.
7930 (gimple_call_set_arg): Likewise.
7931 (gimple_cond_set_code): Likewise.
7932 (gimple_cond_set_lhs): Likewise.
7933 (gimple_cond_set_rhs): Likewise.
7934 (gimple_cond_set_true_label): Likewise.
7935 (gimple_cond_set_false_label): Likewise.
7936 (gimple_label_set_label): Likewise.
7937 (gimple_goto_set_dest): Likewise.
7938 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7939 (gimple_debug_bind_get_value): Likewise.
7940 (gimple_debug_bind_get_value_ptr): Likewise.
7941 (gimple_debug_bind_set_var): Likewise.
7942 (gimple_debug_bind_set_value): Likewise.
7943 (gimple_debug_bind_reset_value): Likewise.
7944 (gimple_debug_bind_has_value_p): Likewise.
7945 (gimple_return_retval_ptr): Remove gcc_assert.
7946 (gimple_return_retval): Likewise.
7947 (gimple_return_set_retval): Likewise.
7948 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7949 (safe_referenced_var_iterator): Remove.
7950 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7951 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7952 (fill_referenced_var_vec): Remove.
7953 (first_readonly_imm_use): Remove redundant gcc_assert.
7954 (phi_arg_index_from_use): Combine gcc_asserts.
7955 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7956 (first_imm_use_stmt): Remove redundant gcc_assert.
7957 * tree-cfg.c (verify_gimple_call): Verify function and chain
7958 operands. Verify arguments.
7959 (verify_types_in_gimple_stmt): Verify condition code and labels.
7961 2010-01-07 Richard Guenther <rguenther@suse.de>
7963 PR tree-optimization/42641
7964 * sese.c (rename_map_elt_info): Use the SSA name version, do
7967 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7969 PR tree-optimization/42625
7970 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7971 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7973 2010-01-07 Duncan Sands <baldrick@free.fr>
7975 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7977 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7980 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7981 note itself is not function_invariant_p.
7983 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7985 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7986 Do not add the DF_NOTE problem.
7987 * store-motion.c (execute_rtl_store_motion): Likewise.
7989 2010-01-07 Martin Jambor <mjambor@suse.cz>
7991 PR tree-optimization/42157
7992 * tree-sra.c (compare_access_positions): Stabilize sort if both
7993 accesses have integer types, return zero immediately if they are the
7996 2010-01-06 Richard Henderson <rth@redhat.com>
7999 * haifa-sched.c (add_to_note_list): Merge into ...
8000 (concat_note_lists): ... here, and ...
8001 (unlink_other_notes, rm_other_notes): Merge into...
8002 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8003 NOTE_INSN_EPILOGUE_BEG.
8005 2010-01-06 Richard Guenther <rguenther@suse.de>
8007 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8008 not inline regular functions into always-inline functions.
8010 2010-01-06 Nick Clifton <nickc@redhat.com>
8012 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8013 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8015 (OVERRIDE_OPTIONS): Delete.
8016 (OPTIMIZATION_OPTIONS): Define.
8017 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8018 * config/rx/rx.c (rx_handle_option): Issue an error message if
8019 -mcpu=rx200 and -fpu are used together.
8020 (rx_set_optimization_options): New function. Issue an error
8021 message if an optimization attribute attempts to reset the FPU/
8022 math optimization pairing.
8023 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8024 * config/rx/rx.opt: Set the default to 32-bit doubles.
8025 * config/rx/t-rx: Add multilibs for -nofpu option.
8026 * doc/invoke.texi: Update documentation of RX options.
8028 2010-01-06 Richard Guenther <rguenther@suse.de>
8030 * tree-ssa-pre.c (name_to_id): New global.
8031 (alloc_expression_id): Simplify SSA name handling.
8032 (lookup_expression_id): Likewise.
8033 (init_pre): Zero name_to_id.
8034 (fini_pre): Free it.
8036 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8038 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8040 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8043 * config/i386/sse.md (smaxv2di3): New.
8044 (umaxv2di3): Likewise.
8045 (sminv2di3): Likewise.
8046 (uminv2di3): Likewise.
8048 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8051 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8052 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8053 (legitimize_tls_address): Likewise.
8054 (sparc_tls_referenced_p): Likewise.
8055 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8056 and adjust calls to legitimize_pic_address.
8057 (legitimate_constant_p) Use sparc_tls_referenced_p.
8058 (legitimate_pic_operand_p): Likewise.
8059 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8060 (sparc_tls_symbol_ref_1): Delete.
8061 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8062 (legitimize_tls_address): Make static, handle CONST patterns.
8063 (legitimize_pic_address): Make static, remove unused parameter and
8064 adjust recursive calls.
8065 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8066 and adjust call to legitimize_pic_address.
8067 (sparc_output_mi_thunk): Likewise.
8069 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8070 H.J. Lu <hongjiu.lu@intel.com>
8073 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8074 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8075 operands to make them signed.
8078 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8081 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8082 GTU to GT for V4SI and V2DI.
8084 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8085 (umin<mode>3): Removed.
8087 (uminv4si3): Likewise.
8089 2010-01-05 Martin Jambor <mjambor@suse.cz>
8091 PR tree-optimization/42462
8092 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8093 current_function_decl to helper functions and macros.
8095 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8098 * flags.h: Don't include real.h.
8099 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8100 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8101 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8102 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8103 * dominance.c: Update copyright.
8104 * gimple.c (walk_gimple_op): Remove inline.
8105 * tree-ssa-reassoc.c: Include real.h.
8106 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8107 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8109 2010-01-05 Nick Clifton <nickc@redhat.com>
8111 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8112 register to push into the stack frame when the accumulator has to
8113 be saved during interrupts.
8115 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8117 * doc/invoke.texi: Remove the documentation about option
8119 * common.opt (Wunreachable-code): Preserved for backward
8121 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8122 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8123 the backward compatibility flag section.
8125 2010-01-05 Richard Guenther <rguenther@suse.de>
8127 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8129 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8132 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8134 PR tree-optimization/42508
8135 * tree-sra.c (convert_callers): Check for recursive call
8136 by comparing cgraph nodes instead of decls.
8137 (modify_function): Call ipa_modify_formal_parameters also
8138 on all same_body aliases.
8140 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8141 cgraph nodes when checking for same_body aliases.
8143 2010-01-05 Richard Guenther <rguenther@suse.de>
8145 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8146 allocation and lookup.
8147 (get_or_alloc_expr_for_constant): Likewise.
8148 (phi_translate): Sink allocation.
8150 2010-01-04 Richard Guenther <rguenther@suse.de>
8152 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8153 a new entry only if needed.
8154 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8155 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8157 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8159 (phi_translate): Handle CONSTANTs early.
8161 2010-01-04 Martin Jambor <mjambor@suse.cz>
8163 PR tree-optimization/42398
8164 * tree-sra.c (struct access): Removed flag grp_different_types.
8165 (dump_access): Do not dump the removed flag.
8166 (sort_and_splice_var_accesses): Do not set the removed flag.
8167 (sra_modify_expr): Check for type compatibility directly.
8169 2010-01-04 Martin Jambor <mjambor@suse.cz>
8171 PR tree-optimization/42366
8172 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8173 edges with variable number of parameters.
8174 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8175 flag instead of asserting it.
8176 (ipa_read_node_info): Read uses_analysis_done flag.
8178 2010-01-04 Richard Guenther <rguenther@suse.de>
8180 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8181 iterative_hash_* as intended.
8182 (vn_reference_compute_hash): Likewise. Simplify hashing
8184 (vn_reference_lookup_2): Likewise.
8185 (vn_nary_op_compute_hash): Likewise.
8186 (vn_phi_compute_hash): Likewise.
8187 (expressions_equal_p): Remove strange code.
8188 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8189 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8190 (bitmap_insert_into_set_1): Take value-id as parameter.
8191 (add_to_value): Pass it.
8192 (bitmap_insert_into_set): Likewise.
8193 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8195 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8198 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8199 (do_self_spec): For switches with SWITCH_IGNORE set set also
8200 SWITCH_IGNORE_PERMANENTLY.
8201 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8204 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8206 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8207 tree of an unreferenced global var.
8209 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8213 GTU to GT for V4SI and V2DI.
8215 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8216 (umin<mode>3): Removed.
8218 (uminv4si3): Likewise.
8220 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8223 * collect2.c (main): Turn on trace in collect2 if -v is passed
8226 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8228 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8229 description of expression operand.
8231 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8233 * configure.ac: Add install-html to target_list for Make-hooks.
8234 * configure: Regenerate.
8235 * fortran/Make-lang.in (F95_HTMLFILES): New.
8236 (fortran.html): Use it.
8237 (fortran.install-html): New.
8238 * Makefile.in (install-html): Add lang.install-html.
8239 * java/Make-lang.in (JAVA_HTMLFILES): New.
8240 (java.html): Use it.
8241 (java.install-html): New.
8242 * objc/Make-lang.in (objc.install-html): New.
8243 * objcp/Make-lang.in (obj-c++.install-html): New.
8244 * cp/Make-lang.in (c++.install-html): New.
8245 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8246 * lto/Make-lang.in (lto.install-html): New.
8248 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8251 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8253 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8255 PR rtl-optimization/41862
8256 * store-motion.c (store_killed_in_insn, compute_store_table,
8257 remove_reachable_equiv_notes, replace_store_insn,
8258 build_store_vectors): Ignore all DEBUG_INSNs.
8260 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8263 * common.opt: Add dumpdir.
8265 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8267 (option_map): Add --dumpdir.
8269 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8271 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8273 * opts.c (decode_options): Try dump_dir_name first if
8274 dump_base_name isn't an absolute path.
8275 (common_handle_option): Handle OPT_dumpdir.
8277 * toplev.c (dump_dir_name): New.
8278 (print_switch_values): Also ignore -dumpdir.
8280 * toplev.h (dump_dir_name): New.
8282 2010-01-03 Richard Guenther <rguenther@suse.de>
8284 PR tree-optimization/42589
8285 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8286 double-word expansion of bswap32.
8288 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8290 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8291 with BLOCK_FOR_INSN.
8292 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8293 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8294 noce_process_if_block): Likewise.
8295 * gcse.c (compute_local_properties, insert_expr_in_table,
8296 insert_set_in_table, canon_list_insert, find_avail_set,
8297 pre_insert_copy_insn): Likewise.
8299 * basic-block.h (BLOCK_NUM): Move from here...
8300 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8302 2010-01-03 Richard Guenther <rguenther@suse.de>
8304 PR tree-optimization/42438
8305 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8306 contains_may_not_return_call flag.
8307 (BB_MAY_NOTRETURN): New.
8308 (valid_in_sets): Trapping nary operations are not valid
8309 in blocks that may not return.
8310 (insert_into_preds_of_block): Remove check for trapping expressions.
8311 (compute_avail): Compute also BB_MAY_NOTRETURN.
8313 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8315 * doc/invoke.texi: Add 2010 to copyright years.
8317 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8319 * config/sparc/sparc.c: Fix formatting nits.
8321 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8322 Alexander Monakov <amonakov@ispras.ru>
8324 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8326 2010-01-02 Richard Guenther <rguenther@suse.de>
8329 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8330 (simplify_switch_using_ranges): Mark to be removed edges
8333 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8335 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8337 * collect2.c (scan_libraries): Add missing argument in call to
8340 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8343 * config/alpha/predicates.md (aligned_memory_operand): Return false
8345 (unaligned_memory_operand): Return true for CQImode.
8346 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8347 doesn not cross aligned SImode word boundary.
8349 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8351 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8353 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8354 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8356 2010-01-02 Richard Guenther <rguenther@suse.de>
8359 * toplev.c (compile_file): Emit LTO marker properly. Change
8361 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8363 2010-01-01 Richard Guenther <rguenther@suse.de>
8366 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8368 2010-01-01 Richard Guenther <rguenther@suse.de>
8371 * c-decl.c (grokdeclarator): For zero-size arrays force
8372 structural equality checks as layout_type does.
8374 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8376 * builtins.c: Update copyright to 2010.
8378 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8381 * lto-streamer-out.c (produce_asm): Revert the last change.
8382 (copy_function): Likewise.
8384 * lto-streamer.c (lto_get_section_name): Skip any leading
8387 2010-01-01 Richard Guenther <rguenther@suse.de>
8390 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8394 Copyright (C) 2010 Free Software Foundation, Inc.
8396 Copying and distribution of this file, with or without modification,
8397 are permitted in any medium without royalty provided the copyright
8398 notice and this notice are preserved.