1 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
4 in a temporary instead of invoking the macro multiple times.
5 (track_expr_p): Likewise.
7 2010-05-04 Neil Vachharajani <nvachhar@google.com>
9 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
11 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
12 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
13 conditions for printing notes.
14 * common.opt (-Wcoverage-mismatch): Allow negative, default to
15 true, update documentation.
16 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
18 2010-05-04 Jakub Jelinek <jakub@redhat.com>
21 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
24 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/i386.md (sse_prologue_save): Add clobber CC
29 (*sse_prologue_save_insn1): Likewise.
30 (SSE prologue save splitter): Likewise.
32 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
34 * tree.c (free_lang_data_in_one_sizepos): New inline function.
35 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
36 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
37 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
38 all decls. Call it on DECL_FIELD_OFFSET of fields.
39 (find_decls_types_r): Follow DECL_VALUE_EXPR.
40 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
42 2010-05-04 Martin Jambor <mjambor@suse.cz>
44 * tree-sra.c (build_access_from_expr_1): The first parameter type
45 changed to simple tree.
46 (build_access_from_expr): Likewise, gsi parameter was eliminated.
47 (scan_assign_result): Renamed to assignment_mod_result, enum elements
49 (build_accesses_from_assign): Removed all parameters except for a
50 simple gimple statement. Now returns a simple bool.
51 (scan_function): All non-analysis parts moved to separate functions
52 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
53 parameters and updated both callers.
54 (sra_modify_expr): Removed parameter data.
55 (sra_modify_function_body): New function.
56 (perform_intra_sra): Call sra_modify_function_body to modify the
58 (replace_removed_params_ssa_names): Parameter data changed into
60 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
61 changed the parameter dont_convert to convert with the opposite
63 (sra_ipa_modify_assign): Parameter data changed into adjustments
64 vector, return value changed to bool.
65 (ipa_sra_modify_function_body): New function.
66 (sra_ipa_reset_debug_stmts): Updated a comment.
67 (modify_function): Use ipa_sra_modify_function_body to modify function
70 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
73 * alias.c (true_dependence): Handle the same VALUE in x and mem.
74 (canon_true_dependence): Likewise.
75 (write_dependence_p): Likewise.
77 2010-05-04 Jan Hubicka <jh@suse.cz>
79 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
80 * cgraphbuild.c: Include ipa-utils.h
81 (record_reference_ctx): New struct.
82 (record_reference): Simplify to work on initializers; not statements.
83 (mark_address, mark_load, mark_store): New.
84 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
86 (record_references_in_initializer): Update use of record_reference.
87 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
90 2010-05-04 Jan Hubicka <jh@suse.cz>
92 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
93 node will be removed anyway.
94 (lto_varpool_replace_node): Allow also unanalyzed nodes;
95 relink aliases of node into prevailing node.
96 * varpool.c (varpool_remove_node): Remove aliases properly;
97 when removing node, remove all its aliases too; remove DECL_INITIAL
98 of removed node; ggc_free the varpool node.
100 2010-05-04 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/43879
103 * tree-ssa-structalias.c (alias_get_name): Use
104 DECL_ASSEMBLER_NAME if available.
105 (create_function_info_for): Return the varinfo node.
106 (ipa_pta_execute): Associate same-body aliases and extra names
107 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
109 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
111 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
114 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
117 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
118 only if HONOR_REG_ALLOC_ORDER is not defined.
120 2010-05-04 Richard Guenther <rguenther@suse.de>
122 PR tree-optimization/43949
123 * tree-vrp.c (extract_range_from_binary_expr): Only handle
126 2010-04-26 Jason Merrill <jason@redhat.com>
128 * c.opt (-fstrict-enums): New.
129 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
131 2010-05-03 David Ung <davidu@mips.com>
132 James E. Wilson <wilson@codesourcery.com>
134 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
135 emit the trap instruction before the divide for TUNE_74K.
137 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
139 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
140 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
141 based on the above, for new target hook.
143 * hooks.c (hook_bool_mode_true): New generic hook.
144 * hooks.h (hook_bool_mode_true): Add prototype.
146 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
148 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
149 target hook, set to hook_bool_mode_false.
150 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
151 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
152 with targetm.small_register_classes_for_mode_p.
153 (find_reusable_reload): Likewise.
154 (combine_reloads): Likewise.
155 * reload1.c (reload_as_needed): Likewise.
156 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
157 * ifcvt.c (noce_process_if_block, check_cond_move_block,
158 dead_or_predicable): Likewise.
159 * regmove.c (optimize_reg_copy_1): Likewise.
160 * calls.c (prepare_call_address): Likewise.
161 (precompute_register_parameters): Likewise.
163 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
165 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
166 implementation of the hook that considers all register classes
167 small except for SH64.
168 (sh_override_options): Use the new hook.
169 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
172 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
174 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
175 implementation of the hook that considers all register classes
177 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
180 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
182 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
183 implementation of the hook that considers all register classes
185 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
188 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
190 * config/m32c/m32c.h: Likewise.
191 * config/pdp11/pdp11.h: Likewise.
192 * config/avr/avr.h: Likewise.
193 * config/xtensa/xtensa.h: Likewise.
194 * config/m68hc11/m68hc11.h: Likewise.
195 * config/mn10300/mn10300.h: Likewise.
196 * config/mcore/mcore.h: Likewise.
197 * config/h8300/h8300.h: Likewise.
198 * config/bfin/bfin.h: Likewise.
200 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
201 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
203 2010-05-03 Anatoly Sokolov <aesok@post.ru>
205 * double-int.h (tree_to_double_int): Remove macro.
206 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
207 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
208 (tree_to_double_int): New function.
209 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
211 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
213 2010-05-03 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/43971
216 * tree-ssa-structalias.c (get_constraint_for_1): Fix
217 constraints in the !flag_delete_null_pointer_checks case.
219 2010-05-03 Jakub Jelinek <jakub@redhat.com>
222 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
223 result mode matches original rtl mode.
225 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
228 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
230 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
233 when processing flag options.
235 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
237 * gcov-iov.c (main): Change format string placeholder
238 from %#08x to 0x%08x.
239 * genchecksum.c (dosum): Change format string placeholder
240 from %#02x to 0x%02x.
242 2010-05-02 Richard Guenther <rguenther@suse.de>
244 PR tree-optimization/43879
245 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
247 2010-05-02 Bruno Haible <bruno@clisp.org>
249 * doc/extend.texi (Function Attributes): Fix a typo.
251 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
254 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
255 placeholder from 0x%x to %#x.
256 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
257 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
258 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
259 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
260 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
261 * config/i386/i386.c (ix86_target_string): Ditto.
262 * config/i386/i386.c (output_pic_addr_const): Ditto.
263 (print_operand): Ditto.
265 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
267 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
268 placeholder from 0x%x to %#x.
269 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
270 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
271 (ASM_OUTPUT_DEBUG_DATA): Ditto.
272 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
273 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
274 * optc-gen.awk: Ditto.
275 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
276 (HOST_WIDE_INT_PRINT_HEX): Ditto.
277 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
278 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
280 2010-05-01 Anatoly Sokolov <aesok@post.ru>
282 * target.h (struct calls): Add function_value_regno_p field.
283 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
284 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
285 * targhooks.c (default_function_value_regno_p): New function.
286 * targhooks.h (default_function_value_regno_p): Declare function.
287 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
288 * builtins.c. (apply_result_size): (Ditto.).
289 * combine.c. (likely_spilled_retval_p): (Ditto.).
290 * mode-switching.c. Include 'target.h'.
291 (create_pre_exit): Use function_value_regno_p hook.
292 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
293 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
294 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
296 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
297 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
298 (ix86_function_value_regno_p): Declare as static, change argument
299 type to const unsigned int.
300 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
302 2010-05-01 Richard Guenther <rguenther@suse.de>
304 PR tree-optimization/43949
305 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
307 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
309 2010-05-01 Anatoly Sokolov <aesok@post.ru>
311 * rtl.h (CONST_DOUBLE_P): Define.
312 (rtx_to_double_int): Declare.
313 * emit-rtl.c (rtx_to_double_int): New function.
314 * dwarf2out.c (insert_double): New function.
315 (loc_descriptor, add_const_value_attribute): Clean up, use
316 rtx_to_double_int and insert_double functions.
318 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
320 * doc/extend.texi (Inline): Add missing return keyword to examples.
321 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
324 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
326 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
327 the variable part of the offset as well. Use highest_pow2_factor for
328 all alignment checks.
330 2010-04-30 Richard Guenther <rguenther@suse.de>
332 PR tree-optimization/43879
333 * tree-ssa-structalias.c (type_could_have_pointers): Functions
336 2010-04-30 Jan Hubicka <jh@suse.cz>
338 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
340 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
342 2010-04-30 Jan Hubicka <jh@suse.cz>
344 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
346 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
347 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
348 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
349 cgraph_node_set_needs_ltrans_p): Remove.
351 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
353 * sdbout.c: Include vec.h, do not include varray.h.
354 (deferred_global_decls, sdbout_global_decl,
355 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
356 * toplev.c: Do not include varray.h.
357 (dump_memory_report): Do not dump VARRAY statistics.
358 * gengtype.c (open_base_file): Ignore varray.h.
359 * Makefile.in: Update for abovementioned changes.
360 Remove all traces of varray.c and varray.h.
361 * varray.c: Remove file.
362 * varray.h: Remove file.
364 2010-04-30 Jan Hubicka <jh@suse.cz>
366 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
369 2010-04-30 Jan Hubicka <jh@suse.cz>
371 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
374 2010-04-30 Richard Guenther <rguenther@suse.de>
376 * tree-ssa-structalias.c (get_constraint_for_1): Generate
377 constraints for CONSTRUCTOR.
379 2010-04-30 Richard Guenther <rguenther@suse.de>
382 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
383 first after all lowering passes.
385 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
387 * toplev.c: Include varray.h for statistics dumping.
388 * tree.h: Do not declare varray_head_tag.
389 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
390 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
391 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
392 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
393 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
394 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
395 c-common.c, c-common.h, reg-stack.c, basic-block.h,
396 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
398 * Makefile.in: Update for abovementioned changes.
400 2010-04-30 Jakub Jelinek <jakub@redhat.com>
403 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
405 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
407 * config/picochip/picochip.c (picochip_legitimize_address): Define.
408 Use this function to do machine-specific conversion.
409 (picochip_legitimize_reload_address): Likewise.
410 (picochip_legitimate_address_p): Check valid base register only if
412 (picochip_check_conditional_copy): Check for modw only if opnd is
414 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
415 to call the function in c.
416 * config/picochip/picochip-protos.h
417 (picochip_legitimize_reload_address): Define.
418 * config/picochip/picochip.md (supported_compare1): Define.
420 2010-04-30 Jan Hubicka <jh@suse.cz>
422 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
423 (cgraph_global_info): Remove inlined.
424 (LTO_cgraph_tag_names): Remove.
425 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
426 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
427 simplify cgraph tags and document.
428 (lto_output_node): Use only LTO_cgraph_unavail_node and
429 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
430 for_functions_valid, global info, process and output flags.
431 (input_overwrite_node): Initialize estimated stack size and
432 estimated growth. Do not read flags we no longer store.
433 (input_node): Likewise do not read info no longer stored.
434 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
437 2010-04-30 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/43879
440 * tree-ssa-structalias.c (get_constraint_for_1): Properly
441 handle non-zero initializers.
443 2010-04-30 Richard Guenther <rguenther@suse.de>
445 * builtins.c (fold_builtin_1): Delete free (0).
447 2010-04-29 Jan Hubicka <jh@suse.cz>
449 * gengtype.c (open_base_files): Add lto-streamer.h
450 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
451 (pass_ipa_cp): GGC collect.
452 * toplev. (compile_file): Do not output symbols.
453 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
454 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
455 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
456 * lto-section-in.c: Include ggc.h
457 (lto_new_in_decl_state): Alloc in GGC.
458 (lto_delete_in_decl_state): Likewise.
459 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
462 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
465 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
466 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
467 (HONOR_REG_ALLOC_ORDER): Describe new macro.
468 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
469 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
470 account only if HONOR_REG_ALLOC_ORDER is not defined.
471 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
472 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
474 2010-04-29 Jon Grant <04@jguk.org>
476 * collect2.c (vflag): Change type from int to bool.
478 (helpflag): New global bool.
479 (main): Set vflag and debug with boolean, not integer truth values.
480 Accept new "--help" option and output usage text if found.
481 * collect2.h (vflag): Update prototype.
484 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
487 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
489 2010-04-29 Richard Guenther <rguenther@suse.de>
492 * plugin.h (invoke_plugin_callbacks): Annotate arguments
493 with ATTRIBUTE_UNUSED.
495 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
498 * config/i386/i386.c (get_some_local_dynamic_name): Replace
499 INSN_P with NONDEBUG_INSN_P.
500 (distance_non_agu_define): Likewise.
501 (distance_agu_use): Likewise.
503 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
505 From Dominique d'Humieres <dominiq@lps.ens.fr>
507 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
510 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
512 * plugin.h (invoke_plugin_callbacks): New inline function.
513 * plugin.c (flag_plugin_added): New global flag.
514 (add_new_plugin): Initialize above flag.
515 (invoke_plugin_callbacks): Rename to ...
516 (invoke_plugin_callbacks_full): ... this.
518 2010-04-28 Jan Hubicka <jh@suse.cz>
520 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
521 (lto_varpool_replace_node): New.
522 (lto_symtab_resolve_symbols): Resolve varpool nodes.
523 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
524 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
525 * cgraph.h (varpool_node_ptr): New type.
526 (varpool_node_ptr): New vector.
527 (varpool_node_set_def): New structure.
528 (varpool_node_set): New type.
529 (varpool_node_set): New vector.
530 (varpool_node_set_element_def): New structure.
531 (varpool_node_set_element, const_varpool_node_set_element): New types.
532 (varpool_node_set_iterator): New type.
533 (varpool_node): Add prev pointers, add used_from_other_partition,
535 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
536 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
537 varpool_get_node, varpool_remove_node): Declare.
538 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
539 varpool_node_set_size): New inlines.
540 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
541 * tree-pass.h (varpool_node_set_def): Forward declare.
542 (ipa_opt_pass_d): Summary writting takes vnode sets too.
543 (ipa_write_optimization_summaries): Update prototype.
544 * ipa-cp.c (ipcp_write_summary): Update.
545 * ipa-reference.c (ipa_reference_write_summary): Update.
546 * lto-cgraph.c (lto_output_varpool_node): New static function.
547 (output_varpool): New function.
548 (input_varpool_node): New static function.
549 (input_varpool_1): New function.
550 (input_cgraph): Input varpool.
551 * ipa-pure-const.c (pure_const_write_summary): Update.
552 * lto-streamer-out.c (lto_output): Update, output varpool too.
553 (write_global_stream): Kill WPA hack.
554 (produce_asm_for_decls): Update.
555 (output_alias_pair_p): Handle variables.
556 (output_unreferenced_globals): Output only needed partition of varpool.
557 * ipa-inline.c (inline_write_summary): Update.
558 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
560 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
561 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
562 varpool_node_set_new, varpool_node_set_add,
563 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
564 debug_varpool_node_set): New functions.
565 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
566 (execute_one_pass): Process new decls too.
567 (ipa_write_summaries_2): Pass around vsets.
568 (ipa_write_summaries_1): Likewise.
569 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
571 (ipa_write_optimization_summaries_1): Pass around vsets.
572 (ipa_write_optimization_summaries): Likewise.
573 * varpool.c (varpool_get_node): New.
574 (varpool_node): Update doubly linked lists.
575 (varpool_remove_node): New.
576 (dump_varpool_node): More dumping.
577 (varpool_enqueue_needed_node): Update doubly linked lists.
578 (decide_is_variable_needed): Kill ltrans hack.
579 (varpool_finalize_decl): Kill lto hack.
580 (varpool_assemble_decl): Skip decls in other partitions.
581 (varpool_assemble_pending_decls): Update doubly linkes lists.
582 (varpool_empty_needed_queue): Likewise.
583 (varpool_extra_name_alias): Likewise.
584 * lto-streamer.c (lto_get_section_name): Add vars section.
585 * lto-streamer.h (lto_section_type): Update.
586 (output_varpool, input_varpool): Declare.
588 2010-04-28 Mike Stump <mikestump@comcast.net>
590 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
592 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
594 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
595 record or union type with RECORD_OR_UNION_TYPE_P predicate.
596 (lto_input_ts_type_tree_pointers): Likewise.
597 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
598 (lto_output_ts_type_tree_pointers): Likewise.
600 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
602 Uniquization of constants at the Tree level
603 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
604 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
606 (tree_output_constant_def): Declare.
607 * gimplify.c (gimplify_init_constructor): When using block copy, first
608 uniquize the constant constructor on the RHS.
609 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
610 DECL_IN_CONSTANT_POOL flag.
611 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
612 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
614 (assemble_variable): Deal with symbols belonging to the tree constant
616 (get_constant_section): Add ALIGN parameter and simplify.
617 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
618 (assemble_constant_contents): Use the expression of the VAR_DECL.
619 (output_constant_def_contents): Use the alignment of the VAR_DECL.
620 (tree_output_constant_def): New global function.
621 (mark_constant): Use the expression of the VAR_DECL.
622 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
624 (output_object_block): Likewise and assemble the expression.
626 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
628 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
629 hash_tree, eq_tree): New tree hash table.
630 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
631 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
632 lto_orig_address_remove): Reimplement.
634 2010-04-28 Xinliang David Li <davidxl@google.com>
637 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
638 (compute_uninit_opnds_pos): New function.
639 (is_non_loop_exit_postdominating): New function.
640 (compute_control_dep_chain): New function.
641 (find_pdom): New function.
642 (convert_control_dep_chain_into_preds): New function.
643 (find_predicates): New function.
644 (find_control_equiv_block): New function.
645 (collect_phi_def_edges): New function.
646 (find_def_preds): New function.
647 (find_dom): New function.
648 (dump_predicates): New function.
649 (get_cmp_code): New function.
650 (is_value_included_in): New function.
651 (find_matching_predicate_in_rest_chains): New function.
652 (use_pred_not_overlap_with_undef_path_pred): New function.
653 (is_use_properly_guarded): New function.
654 (normalize_cond_1): New function.
655 (is_and_or_or): New function.
656 (normalize_cond): New function.
657 (is_gcond_subset_of): New function.
658 (is_subset_of_any): New function.
659 (is_or_set_subset_of): New function.
660 (is_and_set_subset_of): New function.
661 (is_norm_cond_subset_of): New function.
662 (is_pred_expr_subset_of): New function.
663 (is_pred_chain_subset_of): New function.
664 (is_included_in): New function.
665 (is_superset_of): New function.
666 (find_uninit_use): New function.
667 (warn_uninitialized_phi): New function.
668 (compute_possibly_undefined_names): New function.
669 (ssa_undefined_value_p): New function.
670 (execute_late_warn_uninitialized): New function.
671 * tree-ssa.c (ssa_undefined_value_p): Removed.
672 (warn_uninit): Changed to extern.
673 (warn_uninitialized_phi): Removed.
674 (warn_uninitialized_vars): Changed to extern.
675 (execute_late_warn_uninitialized): Removed
676 * tree-flow.h: Add new prototypes.
677 * timevar.def: Add new time variable.
678 * Makefile.in: Add new build file.
680 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
682 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
685 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
688 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
690 2010-04-28 Martin Jambor <mjambor@suse.cz>
692 * cgraph.h (struct cgraph_node): New field indirect_calls.
693 (struct cgraph_indirect_call_info): New type.
694 (struct cgraph_edge): Removed field indirect_call. New fields
695 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
696 (cgraph_create_indirect_edge): Declare.
697 (cgraph_make_edge_direct): Likewise.
698 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
699 * ipa-prop.h (struct ipa_param_call_note): Removed.
700 (struct ipa_node_params): Removed field param_calls.
701 (ipa_create_all_structures_for_iinln): Declare.
702 * cgraph.c: Described indirect edges and uids in initial comment.
703 (cgraph_add_edge_to_call_site_hash): New function.
704 (cgraph_edge): Search also among the indirect edges, use
705 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
706 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
707 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
709 (initialize_inline_failed): Assign a reason to indirect edges.
710 (cgraph_create_edge_1): New function.
711 (cgraph_create_edge): Moved some functionality to
712 cgraph_create_edge_1.
713 (cgraph_create_indirect_edge): New function.
714 (cgraph_edge_remove_callee): Add an assert checking for
716 (cgraph_edge_remove_caller): Special-case indirect edges.
717 (cgraph_remove_edge): Likewise.
718 (cgraph_set_edge_callee): New function.
719 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
720 (cgraph_make_edge_direct): New function.
721 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
722 the declaration of the call statement matches.
723 (cgraph_node_remove_callees): Special-case indirect edges.
724 (cgraph_clone_edge): Likewise.
725 (cgraph_clone_node): Clone also the indirect edges.
726 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
727 indirect_call, dump count of indirect_calls edges.
728 * ipa-prop.c (iinlining_processed_edges): New variable.
729 (ipa_note_param_call): Create indirect edges instead of
730 creating notes. New parameter node.
731 (ipa_analyze_call_uses): New parameter node, pass it on to
733 (ipa_analyze_stmt_uses): Likewise.
734 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
735 (print_edge_addition_message): Work on edges rather than on notes.
736 (update_call_notes_after_inlining): Likewise, renamed to
737 update_indirect_edges_after_inlining.
738 (ipa_create_all_structures_for_iinln): New function.
739 (ipa_free_node_params_substructures): Do not free notes.
740 (ipa_edge_duplication_hook): Propagate bits within
741 iinlining_processed_edges bitmap.
742 (ipa_node_duplication_hook): Do not duplicate notes.
743 (free_all_ipa_structures_after_ipa_cp): Renamed to
744 ipa_free_all_structures_after_ipa_cp.
745 (free_all_ipa_structures_after_iinln): Renamed to
746 ipa_free_all_structures_after_iinln.g
747 (ipa_write_param_call_note): Removed.
748 (ipa_read_param_call_note): Removed.
749 (ipa_write_indirect_edge_info): New function.
750 (ipa_read_indirect_edge_info): Likewise.
751 (ipa_write_node_info): Do not stream notes, do stream information
753 (ipa_read_node_info): Likewise.
754 (lto_ipa_fixup_call_notes): Removed.
755 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
756 * ipa-inline.c (pass_ipa_inline): Likewise.
757 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
758 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
759 * tree-inline.c (copy_bb): Removed an unnecessary double check for
761 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
763 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
764 (output_cgraph): Stream also indirect edges.
765 (lto_output_edge): Added capability to stream indirect edges.
766 (input_edge): Likewise.
767 (input_cgraph_1): Likewise.
768 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
771 2010-04-28 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/43879
774 PR tree-optimization/43909
775 * tree-ssa-structalias.c (struct variable_info): Add
776 only_restrict_pointers flag.
777 (new_var_info): Initialize it. Increment stats.total_vars here.
778 (create_function_info_for): Do not increment stats.total_vars
780 (get_function_part_constraint): Fix build with C++.
781 (insert_into_field_list): Remove.
782 (push_fields_onto_fieldstack): Properly merge fields.
783 (create_variable_info_for): Split and simplify.
784 (create_variable_info_for_1): New piece.
785 (intra_create_variable_infos): Properly make restrict constraints
788 2010-04-28 Richard Guenther <rguenther@suse.de>
791 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
793 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
794 Jan Hubicka <hubicka@ucw.cz>
796 * doc/invoke.texi (-Wsuggest-attribute=const,
797 -Wsuggest-attribute=pure): Document.
798 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
799 (function_always_visible_to_compiler_p,
800 suggest_attribute, warn_function_pure, warn_function_const):
802 (check_call): Improve debug info.
803 (analyze_function): Do not check availability.
804 (add_new_function): Check availability.
805 (propagate): Output warnings.
806 (skip_function_for_local_pure_const): New function.
807 (local_pure_const): Use it; output warnings.
808 * common.opt (Wsuggest-attribute=const,
809 Wsuggest-attribute=pure): New.
811 2010-04-27 Jakub Jelinek <jakub@redhat.com>
813 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
814 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
815 or DW_CFA_def_cfa_offset{,_sf}.
817 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
819 * tree.h: Fix truncated long macros.
821 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
823 * collect2.c (TARGET_64BIT): Redefine to target's default.
825 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
826 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
827 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
828 for underscoring __USER_LABEL_PREFIX__.
829 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
830 (SUB_LINK_ENTRY32): New.
831 (SUB_LINK_ENTRY64): New.
832 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
833 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
834 (SUB_LINK_ENTRY64): New.
835 (SUB_LINK_ENTRY): New.
836 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
837 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
838 x64 target is choosen.
839 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
840 * configure: Regenerated.
841 * configure.ac (leading-mingw64-underscores): Option added.
843 2010-04-27 Jan Hubicka <jh@suse.cz>
845 * doc/invoke.texi (-fipa-profile): Document.
846 * opts.c (decode_options): Enable ipa-profile at -O1.
847 * timevar.def (TV_IPA_PROFILE): Define.
848 * common.opt (fipa-profile): Add.
849 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
851 (cgraph_propagate_frequency): Handle only local ones.
852 * tree-pass.h (pass_ipa_profile): Declare.
853 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
854 (pass_ipa_profile): Use TV_IPA_PROFILE.
855 * ipa.c (ipa_profile): New function.
856 (gate_ipa_profile): Likewise.
857 (pass_ipa_profile): New global variable.
858 * passes.c (pass_ipa_profile): New.
860 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
862 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
864 2010-04-27 Martin Jambor <mjambor@suse.cz>
867 * ipa.c (dissolve_same_comdat_group_list): New function.
868 (function_and_variable_visibility): Call
869 dissolve_same_comdat_group_list when comdat group contains external or
871 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
872 lists are circular and that they contain only DECL_ONE_ONLY nodes.
874 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
876 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
877 (const_hash_1) <VECTOR_CST>: New case.
878 (compare_constant) <VECTOR_CST>: Likewise.
879 <ADDR_EXPR>: Deal with LABEL_REFs.
880 (copy_constant) <VECTOR_CST>: New case.
882 2010-04-27 Jan Hubicka <jh@suse.cz>
884 * cgraph.c (cgraph_propagate_frequency): New function.
885 * cgraph.h (cgraph_propagate_frequency): Declare.
886 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
887 cgraph_propagate_frequency.
889 2010-04-27 Jakub Jelinek <jakub@redhat.com>
891 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
893 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
896 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
897 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
898 here to determine which regs to push and how much stack to reserve.
900 2010-04-27 Jie Zhang <jie@codesourcery.com>
902 * doc/gimple.texi (gimple_statement_with_ops): Remove
903 addresses_taken field.
904 (gimple_statement_with_memory_ops): Likewise.
906 2010-04-27 Jan Hubicka <jh@suse.cz>
908 * tree-inline.c (eni_inlining_weights): Remove.
909 (estimate_num_insns): Special case more builtins.
911 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
914 * c-typeck.c (build_binary_op): Move forward check for comparison
915 pointer with null pointer constant and adjust the diagnostic message.
917 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
920 * configure.ac (gcc_cv_as_section_has_align): Set if installed
921 binutils supports extended .section directive needed by LTO, or
922 warn if older binutils found.
923 (LTO_BINARY_READER): New AC_SUBST'd variable.
924 (LTO_USE_LIBELF): Likewise.
925 * gcc/config.gcc (lto_binary_reader): New target-specific configure
927 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
928 (LTO_USE_LIBELF): Likewise.
929 * configure: Regenerate.
931 * collect2.c (is_elf): Rename from this ...
932 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
933 object files in addition to ELF-formatted ones.
934 (scan_prog_file): Caller updated. Also allow for LTO info marker
935 symbol to be prefixed or not by an extra underscore.
937 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
938 * config/i386/winnt.c: Also #include lto-streamer.h
939 (i386_pe_asm_named_section): Specify 1-byte section alignment for
941 (i386_pe_asm_output_aligned_decl_common): Add comment.
942 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
944 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
947 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
948 Add missing earlyclobber for second alternative.
950 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
952 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
953 bits for artificial defs at the top of the block.
954 * fwprop.c (single_def_use_enter_block): Don't call it.
956 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
959 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
960 instead of "$gcc_cv_objdump -T".
961 Use "-undefined dynamic_lookup" on darwin.
962 * gcc/configure: Regenerate.
964 2010-04-26 Jakub Jelinek <jakub@redhat.com>
967 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
969 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
971 * c-parser.c (struct c_token): Move location field up.
972 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
973 (struct c_declspecs): Convert typespec_word, storage_class, and
974 default_int_p into bitfields.
975 (struct c_declarator): Move loc field up.
977 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
979 * cfgloop.h (struct loop): Move can_be_parallel field up.
980 * ipa-prop.h (struct ip_node_params): Move bitfields up.
981 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
983 (struct iv_cand): Convert pos field into a bitfield.
984 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
986 (struct _stmt_vec_info): Shuffle fields for better packing.
988 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
990 * varasm.c (IN_NAMED_SECTION): Remove guard.
991 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
992 (IN_NAMED_SECTION_P): ...this.
993 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
994 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
996 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
998 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
999 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1000 of shadowing it. Fix comments.
1002 2010-04-26 Jan Hubicka <jh@suse.cz>
1004 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1005 (cgraph_clone_node): Copy function frequency.
1006 * cgraph.h (node_frequency): New enum
1007 (struct cgraph_node): Add.
1008 * final.c (rest_of_clean_state): Update.
1009 * lto-cgraph.c (lto_output_node): Output node frequency.
1010 (input_overwrite_node): Input node frequency.
1011 * tre-ssa-loop-ivopts (computation_cost): Update.
1012 * lto-streamer-out.c (output_function): Do not output function
1014 * predict.c (maybe_hot_frequency_p): Update and handle functions
1016 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1018 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1019 (compute_function_frequency): Set noreturn functions to be executed
1021 (choose_function_section): Update.
1022 * lto-streamer-in.c (input_function): Do not input function frequency.
1023 * function.c (allocate_struct_function): Do not initialize function
1025 * function.h (function_frequency): Remove.
1026 (struct function): Remove function frequency.
1027 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1028 (try_update): Update.
1029 * tree-inline.c (initialize_cfun): Do not update function frequency.
1030 * passes.c (pass_init_dump_file): Update.
1031 * i386.c (ix86_compute_frame_layout): Update.
1032 (ix86_pad_returns): Update.
1034 2010-04-26 Jie Zhang <jie@codesourcery.com>
1036 PR tree-optimization/43833
1037 * tree-vrp.c (range_int_cst_p): New.
1038 (range_int_cst_singleton_p): New.
1039 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1040 when both operands are constants. Use range_int_cst_p in
1043 2010-04-26 Jan Hubicka <jh@suse.cz>
1045 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1047 2010-04-26 Richard Guenther <rguenther@suse.de>
1050 * gimple.c (gimple_decl_printable_name): Deal gracefully
1051 with a NULL DECL_NAME.
1053 2010-04-26 Richard Guenther <rguenther@suse.de>
1056 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1057 if emitting debug information and it is either a function
1058 or a namespace decl.
1060 2010-04-26 Ira Rosen <irar@il.ibm.com>
1062 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1063 determine if the statement is vectorizable, and a macro to access it.
1064 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1065 Skip statements that can't be vectorized. If the analysis fails,
1066 mark the statement as unvectorizable if vectorizing basic block.
1067 (vect_compute_data_refs_alignment): Likewise.
1068 (vect_verify_datarefs_alignment): Skip statements marked as
1069 unvectorizable. Add print.
1070 (vect_analyze_group_access): Skip statements that can't be
1071 vectorized. If the analysis fails, mark the statement as
1072 unvectorizable if vectorizing basic block.
1073 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1074 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1075 generated stmts for SLP.
1076 (new_stmt_vec_info): Initialize the new field.
1077 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1078 statements marked as unvectorizable.
1080 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1082 * c-common.c (flag_isoc1x): New.
1083 (flag_isoc99): Update comment.
1084 * c-common.h (flag_isoc1x): New.
1085 (flag_isoc99): Update comment.
1086 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1087 __<type>_DECIMAL_DIG__.
1088 * c-opts.c (set_std_c1x): New.
1089 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1090 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1091 * c.opt (-std=c1x, -std=gnu1x): New options.
1092 * doc/cpp.texi: Mention -std=c1x.
1093 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1094 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1095 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1096 * doc/standards.texi: Mention C1X.
1097 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1098 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1099 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1102 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1105 placeholder from 0x%x to %#x.
1106 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1107 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1108 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1109 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1110 * config/i386/i386.c (ix86_target_string): Ditto.
1111 (output_pic_addr_const): Ditto.
1112 (print_operand): Ditto.
1114 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1116 * combine.c (find_split_point): Add third argument. Use it
1117 to find nested multiply-accumulate instructions. Adjust calls.
1118 (try_combine): Adjust call to find_split_point.
1120 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1122 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1124 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1126 PR tree-optimization/41442
1127 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1128 (fold_binary_loc): Call it.
1130 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1132 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1133 * opts.c (common_handle_option): Allow disabling it.
1134 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1136 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1138 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1139 between modes if both types are integral.
1141 2010-04-23 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/43572
1144 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1146 2010-04-23 Richard Guenther <rguenther@suse.de>
1149 * tree-inline.c (tree_can_inline_p): Also check compatibility
1152 2010-04-23 Martin Jambor <mjambor@suse.cz>
1154 PR tree-optimization/43846
1155 * tree-sra.c (struct access): New flag grp_assignment_read.
1156 (build_accesses_from_assign): Set grp_assignment_read.
1157 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1158 (enum mark_read_status): New type.
1159 (analyze_access_subtree): Propagate grp_assignment_read, create
1160 accesses also if both direct_read and root->grp_assignment_read.
1162 2010-04-23 Martin Jambor <mjambor@suse.cz>
1165 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1166 function does not have type attributes.
1168 2010-04-23 Richard Guenther <rguenther@suse.de>
1171 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1174 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1176 * sese.h (create_if_region_on_edge): Remove.
1178 * sese.c (create_if_region_on_edge): Make static.
1180 * tree-inline.c: Do not include ggc.h.
1182 * expr.c: Do not include ggc.h.
1184 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1187 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1190 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1191 in the middle of insns for casesi_worker_2.
1193 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1195 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1197 2010-04-22 Ira Rosen <irar@il.ibm.com>
1199 PR tree-optimization/43842
1200 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1201 loop unrolling in update of exit phis. Fix comment.
1202 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1203 least two reduction statements in the loop before starting SLP
1206 2010-04-22 Nick Clifton <nickc@redhat.com>
1208 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1210 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1212 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1215 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1217 * tree-parloops.c (loop_parallel_p): New argument
1218 parloop_obstack. Pass it down.
1219 (parallelize_loops): New variable parloop_obstack. Initialize it,
1220 pass it down, free it.
1222 * tree-loop-linear.c (linear_transform_loops): Pass down
1225 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1226 of type struct obstack *.
1228 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1229 scratch_obstack. Initialize it, pass down, free it.
1231 * lambda.h (lambda_loop_new): Remove.
1232 (lambda_matrix_new, lambda_matrix_inverse)
1233 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1234 argument of type struct obstack *.
1236 * lambda-trans.c (lambda_trans_matrix_new): New argument
1237 lambda_obstack. Pass it down, use obstack allocation for ret.
1238 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1241 * lambda-mat.c (lambda_matrix_get_column)
1242 (lambda_matrix_project_to_null): Remove.
1243 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1245 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1248 * lambda-code.c (lambda_loop_new): New function.
1249 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1250 (lambda_compute_auxillary_space, lambda_compute_target_space)
1251 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1252 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1253 (build_access_matrix): New argument lambda_obstack. Use obstack
1255 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1256 argument lambda_obstack. Pass it down.
1258 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1260 * optabs.h (expand_widening_mult): Declare.
1262 2010-04-22 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/43845
1265 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1266 lookup the CALL_EXPR function and arguments.
1268 2010-04-22 Nick Clifton <nickc@redhat.com>
1270 * config/stormy16/stormy16.c
1271 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1272 * config/stormy16/stormy16.h: Tidy up formatting.
1273 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1274 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1275 (ineqbranchsi): Delete pattern.
1276 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1277 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1278 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1279 stormy16-lib2-ucmpsi2.c.
1281 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1283 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1284 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1285 extra set merge_set_noclobber, and use it to relax the final test
1287 * df.h (df_simulate_find_noclobber_defs): Declare.
1288 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1290 (df_simulate_find_noclobber_defs): New function.
1292 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.md: Use {} around multi-line preparation statements.
1296 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1298 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1299 (process_init_element): New argument of type struct obstack *.
1301 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1302 (set_init_index, set_init_label, set_nonincremental_init)
1303 (set_nonincremental_init_from_string, find_init_member)
1304 (output_init_element, output_pending_init_elements)
1305 (process_init_element): New argument braced_init_obstack. Pass it
1307 (push_range_stack, add_pending_init): New argument
1308 braced_init_obstack. Use obstack allocation.
1310 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1311 braced_init_obstack. Pass it down.
1312 (c_parser_braced_init): New variables ret, braced_init_obstack.
1313 Initialize obstack, pass it down and finally free it.
1315 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1318 * tree-pass.h (pass_optimize_widening_mul): Declare.
1319 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1320 gate_optimize_widening_mul): New static functions.
1321 (pass_optimize_widening_mul): New.
1322 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1323 <case MULT_EXPR>: Remove support for widening multiplies.
1324 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1325 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1326 simplify_gen_unary rather than directly building extensions.
1327 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1329 * expmed.c (expand_widening_mult): New function.
1330 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1332 2010-04-21 Jan Hubicka <jh@suse.cz>
1334 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1335 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1336 * lto-wpa-fixup.c: Remove.
1337 * Makefile.in (lto-wpa-fixup.o): Remove.
1338 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1339 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1340 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1342 2010-04-21 Jan Hubicka <jh@suse.cz>
1344 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1345 add write_optimization_summary, read_optimization_summary.
1346 (ipa_write_summaries_of_cgraph_node_set): Remove.
1347 (ipa_write_optimization_summaries): Declare.
1348 (ipa_read_optimization_summaries): Declare.
1349 * ipa-cp.c (pass_ipa_cp): Update.
1350 * ipa-reference.c (pass_ipa_reference): Update.
1351 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1352 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1354 * ipa-inline.c (pass_ipa_inline): Update.
1355 * ipa.c (pass_ipa_whole_program): Update.
1356 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1357 * passes.c (ipa_write_summaries_1): Do not test wpa.
1358 (ipa_write_optimization_summaries_1): New.
1359 (ipa_write_optimization_summaries): New.
1360 (ipa_read_summaries): Do not test ltrans.
1361 (ipa_read_optimization_summaries_1): New.
1362 (ipa_read_optimization_summaries): New.
1364 2010-04-21 Jan Hubicka <jh@suse.cz>
1366 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1368 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1370 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1373 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1374 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1376 2010-04-21 Jan Hubicka <jh@suse.cz>
1378 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1380 2010-04-21 Jan Hubicka <jh@suse.cz>
1382 * varpool.c (decide_is_variable_needed): Variable is always needed
1385 2010-04-21 Jan Hubicka <jh@suse.cz>
1387 * opts.c (decode_options): Enable pure-const pass for whopr.
1389 2010-04-21 Jan Hubicka <jh@suse.cz>
1391 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1392 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1394 (cgraph_decide_inlining): Do not expect callee to be removed in all
1397 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1399 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1401 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1404 amdfam10_decode attributes.
1406 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1409 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1410 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1411 (lower_copyprivate_clauses): Use private var in outer
1412 context instead of original var. Make sure the types
1413 are correct for VLAs.
1415 2010-04-21 Richard Guenther <rguenther@suse.de>
1417 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1418 to non-pointer objects.
1420 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1422 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1423 last chain entry if it starts with the still current label.
1424 (add_location_or_const_value_attribute): Check that
1425 loc_list->first->next is NULL instead of comparing ->first with ->last.
1426 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1427 to add_var_loc_to_decl.
1429 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1430 >= 4 add also address size and segment size fields into CIE header.
1432 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1433 long as address size is the same as sizeof (void *) and
1435 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1436 address size or segment size is unexpected, return DW_EH_PE_omit.
1437 (classify_object_over_fdes): If get_cie_encoding returned
1438 DW_EH_PE_omit, return -1.
1439 (init_object): If classify_object_over_fdes returned -1,
1440 pretend there were no FDEs at all.
1442 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1445 bswap{si,di}2 using SWI48 mode iterator.
1446 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1447 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1448 set modrm attribute of bswap insn to 0 and remove length attribute.
1449 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1450 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1451 set mode attribute to <MODE> and remove length attribute.
1453 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1455 PR rtl-optimization/43520
1456 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1457 zero available registers.
1459 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1461 * builtins.c (fold_builtin_cproj): Fold more cases.
1463 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1465 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1466 (fold_builtin_1): Fold builtin cproj.
1467 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1468 Use ATTR_CONST_NOTHROW_LIST.
1470 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1473 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1474 ffsi2_no_cmove for !TARGET_CMOVE.
1475 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1476 (ffssi2): Remove expander.
1477 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1479 (ctz<mode>2): Ditto from ctz{si,di}2.
1480 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1482 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1485 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1487 * dwarf2out.c (AT_linkage_name): Define.
1488 (clone_as_declaration): Handle DW_AT_linkage_name.
1489 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1490 of DW_AT_MIPS_linkage_name.
1491 (move_linkage_attr): Likewise.
1492 (dwarf2out_finish): Likewise.
1494 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1497 * fold-const.c (fold_comparison): New folding rule.
1499 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1501 * double-int.h (double_int_setbit): Declare.
1502 * double-int.c (double_int_setbit): New function.
1503 * rtl.h (immed_double_int_const): Declare.
1504 * emit-rtl.c (immed_double_int_const): New function.
1505 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1506 and immed_double_int_const functions.
1507 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1508 expand_copysign_bit): (Ditto.).
1509 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1510 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1511 * dojump.c (prefer_and_bit_test): (Ditto.).
1512 * expr.c (convert_modes, reduce_to_bit_field_precision,
1513 const_vector_from_tree): (Ditto.).
1514 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1516 2010-04-20 Jan Hubicka <jh@suse.cz>
1518 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1519 (dump_cgraph_node): Dump new flags.
1520 * cgraph.h (struct cgraph_node): Add flags
1521 reachable_from_other_partition and in_other_partition.
1522 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1523 other partition can not be removed.
1524 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1525 the other partition must be output; silence sanity checking on
1526 leaking functions bodies from other paritition.
1527 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1528 (lto_output_node): Output new flags; do not sanity check that inline
1529 clones are output; drop lto_forced_extern_inline_p code; do not mock
1530 visibility flags at partition boundaries.
1531 (add_node_to): New function.
1532 (output_cgraph): Use it to sort functions so masters appear before
1534 (input_overwrite_node): Input new flags.
1535 * passes.c (ipa_write_summaries): Do not call
1536 lto_new_extern_inline_states.
1537 * lto-section-out.c (forced_extern_inline,
1538 lto_new_extern_inline_states lto_delete_extern_inline_states,
1539 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1540 * lto-streamer.h (lto_new_extern_inline_states,
1541 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1542 lto_forced_extern_inline_p): Kill.
1544 2010-04-20 Richard Guenther <rguenther@suse.de>
1546 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1547 from vars that can have pointers.
1548 (process_constraint): Dump useless constraints.
1550 2010-04-20 Richard Guenther <rguenther@suse.de>
1552 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1553 (dump_sa_points_to_info): Remove asserts.
1554 (init_base_vars): nothing_id isn't an escape point nor does it
1557 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1559 * tree.h (TYPE_REF_IS_RVALUE): Define.
1560 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1561 should_move_die_to_comdat, prune_unused_types_walk): Handle
1562 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1563 (modified_type_die, gen_reference_type_die): Emit
1564 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1565 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1567 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1570 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1571 calls for -fpic -m31 if they have been sibcall optimized.
1573 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1575 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1576 ar.lc fixed and call-used.
1578 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1580 2010-04-19 Jan Hubicka <jh@suse.cz>
1582 * opts.c (decode_options): Disable whpr incompatible passes.
1583 * lto/lto.c (lto_1_to_1_map): Skip clones.
1584 (read_cgraph_and_symbols): Do not mark everything as needed.
1585 (do_whole_program_analysis): Do map only after optimizing;
1586 set proper cgraph_state; use passmanager.
1588 2010-04-19 DJ Delorie <dj@redhat.com>
1590 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1591 POINTER_PLUS_EXPR and fix them.
1593 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1595 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1596 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1597 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1598 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1599 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1600 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1601 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1602 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1603 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1604 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1605 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1607 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1609 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1610 (check_cond_move_block): Likewise.
1611 (cond_move_process_if_block): Likewise.
1612 (noce_find_if_block): Improve formatting.
1613 (find_if_header): Pass 0 to memset and tweak conditions.
1614 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1616 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1618 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1622 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1623 with non-local decl doesn't need chain.
1625 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1627 * ira-color.c (allocno_reload_assign): Avoid accumulating
1628 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1630 2010-04-19 Martin Jambor <mjambor@suse.cz>
1632 * gimple.h (create_tmp_reg): Declare.
1633 * gimplify.c (create_tmp_reg): New function.
1634 (gimplify_return_expr): Use create_tmp_reg.
1635 (gimplify_omp_atomic): Likewise.
1636 (gimple_regimplify_operands): Likewise.
1637 * tree-dfa.c (make_rename_temp): Likewise.
1638 * tree-predcom.c (predcom_tmp_var): Likewise.
1639 (reassociate_to_the_same_stmt): Likewise.
1640 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1641 (get_replaced_param_substitute): Likewise.
1642 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1643 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1644 * tree-ssa-pre.c (get_representative_for): Likewise.
1645 (create_expression_by_pieces): Likewise.
1646 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1647 (create_tailcall_accumulator): Likewise.
1649 2010-04-19 Martin Jambor <mjambor@suse.cz>
1651 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1653 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1655 2010-04-19 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43796
1658 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1659 from SCEV in the lattice.
1660 (vrp_visit_phi_node): Dump change.
1662 2010-04-19 Richard Guenther <rguenther@suse.de>
1664 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1665 * configure: Re-generated.
1667 2010-04-19 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/43783
1670 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1671 constant ARRAY_REF operands two and three if possible.
1673 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1678 2010-04-19 Jie Zhang <jie@codesourcery.com>
1681 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1683 2010-04-19 Ira Rosen <irar@il.ibm.com>
1685 PR tree-optimization/37027
1686 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1687 and macro to access it.
1688 (vectorizable_reduction): Add argument.
1689 (vect_get_slp_defs): Likewise.
1690 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1691 statements for possible use in SLP.
1692 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1693 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1694 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1696 (vectorizable_reduction): Likewise.
1697 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1699 (vectorizable_type_demotion, vectorizable_type_promotion,
1700 vectorizable_store): Likewise.
1701 (vect_analyze_stmt): Update call to vectorizable_reduction.
1702 (vect_transform_stmt): Likewise.
1703 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1704 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1705 from different interleaving chains in same node.
1706 (vect_slp_rearrange_stmts): New function.
1707 (vect_supported_load_permutation_p): Allow load permutations for
1708 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1709 inside SLP nodes if necessary.
1710 (vect_analyze_slp_instance): Handle reductions.
1711 (vect_analyze_slp): Try to build SLP instances originating from groups
1713 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1714 (vect_get_constant_vectors): Create initial vectors for reductions
1715 according to reduction code. Add new argument.
1716 (vect_get_slp_defs): Add new argument, pass it to
1717 vect_get_constant_vectors.
1718 (vect_schedule_slp_instance): Remove SLP tree root statements.
1720 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1722 * tree.h (ENUM_IS_SCOPED): Define.
1723 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1724 for ENUM_IS_SCOPED enums.
1726 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1728 * fold-const.c (fold_comparison): Use ssizetype.
1729 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1730 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1731 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1732 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1734 * tree.h (initialize_sizetypes): Remove parameter.
1735 (build_common_tree_nodes): Remove second parameter.
1736 * stor-layout.c (initialize_sizetypes): Remove parameter.
1737 Always create an unsigned type.
1738 (set_sizetype): Assert that the passed type is unsigned and simplify.
1739 * tree.c (build_common_tree_nodes): Remove second parameter.
1740 Adjust call to initialize_sizetypes.
1741 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1742 build_common_tree_nodes.
1744 2010-04-18 Matthias Klose <doko@ubuntu.com>
1746 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1748 2010-04-18 Ira Rosen <irar@il.ibm.com>
1750 PR tree-optimization/43771
1751 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1752 load permutation doesn't have gaps.
1754 2010-04-18 Jan Hubicka <jh@suse.cz>
1756 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1757 (sse_prologue_save_insn expander): Use new pattern.
1758 (sse_prologue_save_insn1): New pattern and splitter.
1759 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1761 * i386.c (setup_incoming_varargs_64): Do not compute jump
1763 (ix86_gimplify_va_arg): Update alignment needed.
1764 (ix86_local_alignment): Do not align all local arrays to 128bit.
1766 2010-04-17 Jan Hubicka <jh@suse.cz>
1768 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1770 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1772 * arm.md (negdi2): Remove redundant code to force values into a
1775 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1777 * arm/bpabi.S: Add EABI alignment attributes to objects.
1778 * arm/bpabi-v6m.S: Likewise.
1779 * arm/crti.asm: Likewise.
1780 * arm/crtn.asm: Likewise.
1781 * arm/lib1funcs.asm: Likewise.
1782 * arm/libunwind.S: Likewise.
1784 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1786 * arm-protos.h (tune_params): New structure.
1787 * arm.c (current_tune): New variable.
1788 (arm_constant_limit): Delete.
1789 (struct processors): Add pointer to the tune parameters.
1790 (arm_slowmul_tune): New tuning option.
1791 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1792 (all_cores): Adjust to pick up the tuning model.
1793 (arm_constant_limit): New function.
1794 (arm_override_options): Select the appropriate tuning model. Delete
1795 initialization of arm_const_limit.
1796 (arm_split_constant): Use the new constant-limit model.
1797 (arm_rtx_costs): Pick up the current tuning model.
1798 * arm.md (is_strongarm, is_xscale): Delete.
1799 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1800 for Xscale variant architectures.
1801 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1803 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1805 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1807 (arm_rtx_costs_1): Remove unused variable extra_cost.
1808 (arm_unwind_emit_set): Use variable offset.
1809 (thumb1_output_casesi): Remove unused variable flags.
1811 2010-04-16 Jeff Law <law@redhat.com>
1813 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1814 needing assignment rather than doing a two-phase assignment. Remove
1815 unused variable 'm'.
1817 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1820 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1822 2010-04-16 Doug Kwan <dougkwan@google.com>
1824 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1825 (next_operand_entry_id): New static variable.
1826 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1827 (add_to_ops_vec): Assigned unique ID to operand entry.
1828 (struct oecount_s): New field ID.
1829 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1830 (undistribute_ops_list): Assign unique IDs to oecounts.
1831 (init_reassoc): reset next_operand_entry_id.
1833 2010-04-16 Doug Kwan <dougkwan@google.com>
1835 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1836 missing left parenthesis.
1838 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1841 *btdi_rex64 using SWI48 mode iterator.
1842 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1843 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1844 *jcc_btdi_mask_rex64.
1846 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1848 * double-int.h (tree_to_double_int): Convert to macro.
1849 * double-int.c (tree_to_double_int): Remove.
1851 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1854 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1855 with want_address 2 and in case a single element list might be
1856 possible, call it again with want_address 0.
1858 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1860 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1861 case 'W' print operands for HI mode.
1862 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1863 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1864 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1865 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1867 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1869 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1870 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1871 #xx:3 and #xx:4 mode.
1873 * config/h8300/h8300.md (inverted load with HImode dest): Add
1874 support for H8300SX.
1876 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1877 satisfy 'U' constraint.
1879 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1881 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1882 * configure: Regenerate.
1883 * config.in: Regenerate.
1884 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1887 2010-04-16 Richard Guenther <rguenther@suse.de>
1889 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1890 (struct tree_decl_common): ... here.
1891 (DECL_PT_UID): Adjust.
1892 (SET_DECL_PT_UID): Likewise.
1893 (DECL_PT_UID_SET_P): Likewise.
1895 2010-04-16 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/43572
1898 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1899 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1900 * tree-flow.h (is_call_clobbered): Remove.
1901 * tree-flow-inline.h (is_call_clobbered): Likewise.
1902 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1903 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1904 (execute_return_slot_opt): Adjust.
1905 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1906 check for call clobbered vars here.
1907 (find_tail_calls): Move tailcall verification to the
1910 2010-04-16 Diego Novillo <dnovillo@google.com>
1912 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1914 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1917 * config/arm/arm.md (cbranchqi4): New pattern.
1918 * config/arm/predicates.md (const0_operand,
1919 cbranchqi4_comparison_operator): New predicates.
1921 2010-04-16 Richard Guenther <rguenther@suse.de>
1923 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1924 (dump_gimple_stmt): Likewise.
1926 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1928 * recog.h (struct recog_data): New field is_operator.
1929 (struct insn_operand_data): New field is_operator.
1930 * recog.c (extract_insn): Set recog_data.is_operator.
1931 * genoutput.c (output_operand_data): Emit code to set the
1933 * reload.c (find_reloads): Use it rather than testing for an
1934 empty constraint string.
1937 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1938 If the previous insn is a cbranchsi4_insn with the same arguments,
1939 omit the compare instruction.
1941 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1942 register, inputs must be low registers and we need a low register
1943 scratch. Handle alternative 2 like alternative 3.
1945 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1947 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1948 don't call get_addr on both. If one expression is a VALUE and
1949 the other a REG, check VALUE's locs if the REG isn't among them.
1951 2010-04-16 Christian Bruel <christian.bruel@st.com>
1953 * config/sh/sh.h (sh_frame_pointer_required): New function.
1954 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1955 (flag_omit_frame_pointer) Set.
1956 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1957 (rounded_frame_size): Adjust size with outgoing_args_size.
1958 (sh_set_return_address): Must return from stack pointer.
1959 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1960 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1961 (ACCUMULATE_OUTGOING_ARGS): Define.
1962 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1963 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1965 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1968 * config/sh/sh.c (sh_legitimize_reload_address): Use
1969 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1970 Remove a unneeded check for offset_base.
1972 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1974 * configure: Regenerated.
1976 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1978 * config/s390/s390.c (s390_call_save_register_used): Switch back
1979 to HARD_REGNO_NREGS.
1981 2010-04-15 Richard Guenther <rguenther@suse.de>
1983 * alias.c (alias_set_subset_of): Handle alias-set zero
1986 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1987 Julian Brown <julian@codesourcery.com>
1989 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1990 alternatives according to use of high and low regs.
1991 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1992 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1993 optimizing for size on Thumb-2.
1995 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1997 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1999 2010-04-15 Richard Guenther <rguenther@suse.de>
2001 * tree-ssa-structalias.c (struct variable_info): Add
2003 (new_var_info): Initialize it.
2004 (dump_constraints): Support printing last added constraints.
2005 (debug_constraints): Adjust.
2006 (dump_constraint_graph): Likewise.
2007 (make_heapvar_for): Check for NULL cfun.
2008 (get_function_part_constraint): New function.
2009 (get_fi_for_callee): Likewise.
2010 (find_func_aliases): Properly implement IPA PTA constraints.
2011 (process_ipa_clobber): New function.
2012 (find_func_clobbers): Likewise.
2013 (insert_into_field_list_sorted): Remove.
2014 (create_function_info_for): Properly allocate vars for IPA mode.
2015 Do not use insert_into_field_list_sorted.
2016 (create_variable_info_for): Properly generate constraints for
2017 global vars in IPA mode.
2018 (dump_solution_for_var): Always dump the solution.
2019 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2020 (find_what_var_points_to): Adjust.
2021 (pt_solution_set): Change.
2022 (pt_solution_ior_into): New function.
2023 (pt_solution_empty_p): Export.
2024 (pt_solution_includes_global): Adjust.
2025 (pt_solution_includes_1): Likewise.
2026 (pt_solutions_intersect_1): Likewise.
2027 (dump_sa_points_to_info): Check some invariants.
2028 (solve_constraints): Move constraint dumping ...
2029 (compute_points_to_sets): ... here.
2030 (ipa_pta_execute): ... and here.
2031 (compute_may_aliases): Do not re-compute points-to info
2032 locally if IPA info is available.
2033 (ipa_escaped_pt): New global var.
2034 (ipa_pta_execute): Properly implement IPA PTA.
2035 * tree-into-ssa.c (dump_decl_set): Support dumping
2036 decls not in referenced-vars.
2037 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2038 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2039 (dump_points_to_solution): Likewise.
2040 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2041 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2042 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2043 (copy_decl_to_var): Copy DECL_PT_UID.
2044 (copy_result_decl_to_var): Likewise.
2045 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2046 (copy_node_stat): Copy it.
2047 * tree.h (DECL_PT_UID): New macro.
2048 (SET_DECL_PT_UID): Likewise.
2049 (DECL_PT_UID_SET_P): Likewise.
2050 (struct tree_decl_minimal): Add pt_uid member.
2051 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2052 (pt_solution_empty_p): Declare.
2053 (pt_solution_set): Adjust.
2054 (ipa_escaped_pt): Declare.
2055 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2056 * gimple-pretty-print.c (pp_points_to_solution): New function.
2057 (dump_gimple_call): Dump call clobber/use information.
2058 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2059 * tree-pass.h (TDF_ALIAS): New dump option.
2060 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2061 * doc/invoke.texi (-fipa-pta): Update documentation.
2063 2010-04-15 Richard Guenther <rguenther@suse.de>
2065 * Makefile.in (OBJS-common): Add gimple-fold.o.
2066 (gimple-fold.o): New rule.
2067 * tree.h (maybe_fold_offset_to_reference,
2068 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2070 * gimple.h: ... here.
2071 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2072 may_propagate_address_into_dereference): Move prototypes ...
2073 * gimple.h: ... here.
2074 * tree-ssa-ccp.c (get_symbol_constant_value,
2075 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2076 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2077 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2078 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2079 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2080 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2081 gimplify_and_update_call_from_tree): Move ...
2082 * gimple-fold.c: ... here. New file.
2083 (ccp_fold_builtin): Rename to ...
2084 (gimple_fold_builtin): ... this.
2085 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2087 2010-04-15 Richard Guenther <rguenther@suse.de>
2089 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2090 fit_double_type, force_fit_type_double, add_double_with_sign,
2091 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2092 lrotate_double, rrotate_double, div_and_round_double): Move ...
2093 * double-int.c: ... here.
2094 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2095 add_double, neg_double, mul_double_with_sign, mul_double,
2096 lshift_double, rshift_double, lrotate_double, rrotate_double,
2097 div_and_round_double): Move prototypes ...
2098 * double-int.h: ... here.
2100 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2103 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2104 matching constraints to ensure inputs match the output.
2106 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2109 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2110 in an input-only operand.
2112 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2114 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2115 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2116 (double_int_negative_p): Convert to static inline function.
2117 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2118 (double_int_negative_p): Remove.
2119 * tree.h (lshift_double, rshift_double):
2120 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2121 * fold-const.c (fold_convert_const_int_from_real,
2122 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2123 (lshift_double): Change type of arith argument to bool.
2124 (rshift_double): Change type of arith argument to bool. Correct
2126 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2128 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2131 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2132 at the start and end of the then/else blocks, and omit them from the
2134 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2135 argument; all callers changed. Pass zero to old_insns_match_p instead.
2136 (flow_find_head_matching_sequence): New function.
2137 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2138 * basic-block.h (flow_find_cross_jump,
2139 flow_find_head_matching_sequence): Declare functions.
2141 2010-04-14 Jason Merrill <jason@redhat.com>
2144 * c-common.c (attribute_takes_identifier_p): New fn.
2145 * c-common.h: Declare it.
2147 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2151 (*udivmod<mode>4): Ditto.
2153 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.md (maxmin_int): Rename code attribute from
2156 maxminiprefix and update all users.
2157 (maxmin_float): Ditto from maxminfprefix.
2158 (logic): Ditto from logicprefix.
2159 (absneg_mnemonic): Ditto from absnegprefix.
2160 * config/i386/mmx.md: Update all users of maxminiprefix,
2161 maxminfprefix and logicprefix for rename.
2162 * config/i386/sse.md: Ditto.
2163 * config/i386/sync.md (sync_<code><mode>): Update for
2166 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2169 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2170 warnings converted to errors.
2172 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2174 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2175 used insn_type variable.
2176 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2177 to avoid set-but-not-used warning.
2179 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2181 * df-core.c (df_ref_debug): Change format string placeholder
2183 * dwarf2asm.c (dw2_asm_output_data_raw,
2184 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2185 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2186 * dwarf2out.c (output_cfi, output_cfi_directive,
2187 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2188 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2190 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2191 * print-rtl.c (print_rtx): Ditto.
2193 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 * builtins.c (expand_builtin_pow_root): New function to expand pow
2197 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2198 series of sqrt and cbrt calls under -ffast-math.
2199 (expand_builtin_pow): Call it.
2201 2010-04-14 Michael Matz <matz@suse.de>
2203 PR tree-optimization/42963
2204 * tree-cfg.c (touched_switch_bbs): New static variable.
2205 (group_case_labels_stmt): New function broken out from ...
2206 (group_case_labels): ... here, use the above.
2207 (start_recording_case_labels): Allocate touched_switch_bbs.
2208 (end_recording_case_labels): Deallocate it, call
2209 group_case_labels_stmt.
2210 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2212 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2217 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2221 2010-04-13 Jan Hubicka <jh@suse.cz>
2223 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2224 of optimized out static functions.
2225 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2226 cost computation. Also sanity check for overflows.
2227 (update_caller_keys): Update cgraph_edge_badness call; properly
2228 update fibheap and sanity check that it is up to date.
2229 (add_new_edges_to_heap): Update cgraph_edge_badness.
2230 (cgraph_decide_inlining_of_small_function): Likewise;
2231 add sanity checking that badness in heap is up to date;
2232 improve dumping of reason; Update badness of calls to the
2233 offline copy of function currently inlined; dump badness
2234 of functions not inlined because of unit growth limits.
2236 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2239 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2240 because of sign-extension change when converting to sizetype here...
2241 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2243 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2244 the folding to constants. Remove redundant final conversion.
2245 (fold_binary) <associate>: Do not associate if the re-association of
2246 constants alone overflows.
2247 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2248 to the end of the list.
2249 (multiple_of_p) <COND_EXPR>: New case.
2251 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2253 * opt-functions.awk (opt_sanitized_name): New.
2255 * optc-gen.awk: Use it
2256 * opth-gen.awk: Use it.
2258 2010-04-13 Martin Jambor <mjambor@suse.cz>
2260 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2261 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2262 children. Call replace_uses_with_default_def_ssa_name to handle
2265 2010-04-13 Michael Matz <matz@suse.de>
2268 * builtins.c (expand_builtin_interclass_mathfn): Also create
2269 a register if the predicate doesn't match.
2271 2010-04-13 Diego Novillo <dnovillo@google.com>
2273 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2274 * c-pch.c: Include timevar.h.
2275 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2276 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2277 * ggc-common.c: Include timevar.h.
2278 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2279 * timevar.def (TV_PCH_SAVE): Define.
2280 (TV_PCH_CPP_SAVE): Define.
2281 (TV_PCH_PTR_REALLOC): Define.
2282 (TV_PCH_PTR_SORT): Define.
2283 (TV_PCH_RESTORE): Define.
2284 (TV_PCH_CPP_RESTORE): Define.
2286 2010-04-13 Michael Matz <matz@suse.de>
2288 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2290 (can_reassociate_p): New function.
2291 (break_up_subtract_bb, reassociate_bb): Use it.
2293 2010-04-13 Richard Guenther <rguenther@suse.de>
2296 * builtins.c (c_readstr): Fix assert.
2298 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2301 when generating cltd insn.
2303 (*ashl<mode>3_1): Remove special handling for register operand 2.
2304 (*ashlsi3_1_zext): Ditto.
2305 (*ashlhi3_1): Ditto.
2306 (*ashlhi3_1_lea): Ditto.
2307 (*ashlqi3_1): Ditto.
2308 (*ashlqi3_1_lea): Ditto.
2309 (*<shiftrt_insn><mode>3_1): Ditto.
2310 (*<shiftrt_insn>si3_1_zext): Ditto.
2311 (*<shiftrt_insn>qi3_1_slp): Ditto.
2312 (*<rotate_insn><mode>3_1): Ditto.
2313 (*<rotate_insn>si3_1_zext): Ditto.
2314 (*<rotate_insn>qi3_1_slp): Ditto.
2316 2010-04-13 Richard Guenther <rguenther@suse.de>
2318 * tree-ssa-structalias.c (callused_id): Remove.
2319 (call_stmt_vars): New.
2320 (get_call_vi): Likewise.
2321 (lookup_call_use_vi): Likewise.
2322 (lookup_call_clobber_vi): Likewise.
2323 (get_call_use_vi): Likewise.
2324 (get_call_clobber_vi): Likewise.
2325 (make_transitive_closure_constraints): Likewise.
2326 (handle_const_call): Adjust to do per-call call-used handling.
2327 (handle_pure_call): Likewise.
2328 (find_what_var_points_to): Remove general callused handling.
2329 (init_base_vars): Likewise.
2330 (init_alias_vars): Initialize call_stmt_vars.
2331 (compute_points_to_sets): Process call-used and call-clobbered
2332 vars for call statements.
2333 (delete_points_to_sets): Free call_stmt_vars.
2335 2010-04-13 Richard Guenther <rguenther@suse.de>
2337 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2338 Only add RW dependence for dependence distance zero.
2339 Adjust maximal vectorization factor according to dependences.
2340 Move alignment handling ...
2341 (vect_find_same_alignment_drs): ... here. New function.
2342 (vect_analyze_data_ref_dependences): Adjust.
2343 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2344 (vect_analyze_data_refs): Adjust minimal vectorization factor
2345 according to data references.
2346 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2347 dependences before determining the vectorization factor.
2348 Analyze alignment after determining the vectorization factor.
2349 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2350 dependences before alignment.
2351 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2353 (vect_analyze_data_refs): Likewise.
2354 (MAX_VECTORIZATION_FACTOR): New define.
2356 2010-04-13 Duncan Sands <baldrick@free.fr>
2358 * except.h (lang_eh_type_covers): Remove.
2359 * except.c (lang_eh_type_covers): Likewise.
2361 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2362 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2364 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2365 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2366 UNITS_PER_LONG where it is ABI relevant.
2367 (s390_return_addr_rtx): Likewise.
2368 (s390_back_chain_rtx): Likewise.
2369 (s390_frame_area): Likewise.
2370 (s390_frame_info): Likewise.
2371 (s390_initial_elimination_offset): Likewise.
2372 (save_gprs): Likewise.
2373 (s390_emit_prologue): Likewise.
2374 (s390_emit_epilogue): Likewise.
2375 (s390_function_arg_advance): Likewise.
2376 (s390_function_arg): Likewise.
2377 (s390_va_start): Likewise.
2378 (s390_gimplify_va_arg): Likewise.
2379 (s390_function_profiler): Likewise.
2380 (s390_optimize_prologue): Likewise.
2381 (s390_rtx_costs): Likewise.
2382 (s390_secondary_reload): Likewise.
2383 (s390_promote_function_mode): Likewise.
2384 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2385 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2386 registers available.
2387 (s390_unwind_word_mode): New function.
2388 (s390_function_value): Split 64 bit values into register pair if
2389 used as return value.
2390 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2391 function call parameters. Handle parallels.
2392 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2393 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2394 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2395 (s390_expand_setmem): Remove unused variable src_addr.
2396 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2397 deal with 64 bit registers.
2398 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2399 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2400 (UNITS_PER_LONG): New macro.
2401 * libjava/include/s390-signal.h: Define extended ucontext
2402 structure containing the upper halfs of the 64 bit registers.
2404 2010-04-13 Simon Baldwin <simonb@google.com>
2406 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2408 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2410 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2411 rvalue on the RHS if the LHS is of a non-renamable type.
2412 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2414 2010-04-13 Matthias Klose <doko@ubuntu.com>
2416 * gcc.c (cc1_options): Handle -iplugindir before processing
2417 the cc1 spec. Only add -iplugindir once.
2418 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2420 * common.opt (iplugindir): Remove `Separate' property, initialize.
2421 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2423 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2424 (distclean): Remove plugin dir.
2425 * doc/invoke.texi: Document -iplugindir.
2427 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2429 * doc/plugins.texi (Loading Plugins): Document short
2430 -fplugin=foo option.
2431 (Plugin API): Mention default_plugin_dir_name function.
2433 * gcc.c (find_file_spec_function): Add new declaration.
2434 (static_spec_func): Use it for "find-file".
2435 (find_file_spec_function): Add new function.
2436 (cc1_options): Add -iplugindir option if -fplugin* options found.
2438 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2440 * plugin.c (add_new_plugin): Updated comment, and handle short
2442 (default_plugin_dir_name): Added new function.
2444 * common.opt (iplugindir): New option to set the plugin directory.
2446 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386.md (any_rotate): New code iterator.
2449 (rotate_insn): New code attribute.
2451 (SWIM124): New mode iterator.
2452 (<rotate_insn>ti3): New expander.
2453 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2454 any_rotate code iterator.
2455 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2456 using any_rotate code iterator and SWIM124 mode iterator.
2457 (ix86_rotlti3): New insn_and_split pattern.
2458 (ix86_rotrti3): Ditto.
2459 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2460 ix86_rotl{di,ti}3 patterns.
2461 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2462 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2463 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2464 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2465 code iterator and SWI mode iterator.
2466 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2467 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2469 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2470 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2471 (bswap rotatert splitter): Add splitter.
2472 (bswap splitter): Macroize splitter using any_rotate code iterator.
2473 Add insn predicate to split only for TARGET_USE_XCHGB or when
2474 optimizing function for size.
2476 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2478 * config/pa/pa.c (emit_move_sequence): Remove use of
2479 deleted variable flag_argument_noalias.
2481 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2483 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2485 Add to unsupported targets list.
2486 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2487 sparc*-sun-solaris2.[567]* from target lists.
2488 * configure: Regenerate.
2489 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2491 Remove Solaris 7 patch references.
2492 (Specific, sparc-sun-solaris2.7): Removed.
2493 (sparc-sun-solaris2*): Update Solaris 7 example.
2494 (sparc64-*-solaris2*): Likewise.
2496 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2498 * config.build (alpha*-dec-osf4*): Remove.
2499 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2500 of obsolete configurations.
2501 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2503 * config/alpha/t-osf4: Renamed to ...
2504 * config/alpha/t-osf5: ... this.
2505 * config/alpha/osf.h: Renamed to ...
2506 * config/alpha/osf5.h: ... this.
2507 Merged old osf5.h contents.
2509 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2510 (EXTRA_SPECS): Removed.
2511 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2512 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2515 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2517 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2519 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2522 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2523 __thiscall convention.
2525 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2527 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2529 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2531 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2533 * function.c (assign_parms_initialize_all): Add unused attribute
2536 2010-04-12 Richard Guenther <rguenther@suse.de>
2538 * gsstruct.def (GSS_CALL): New.
2539 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2540 * gimple.h: Include tree-ssa-alias.h.
2541 (struct gimple_statement_call): New.
2542 (union gimple_statement_struct_d): Add gimple_call member.
2543 (gimple_call_reset_alias_info): Declare.
2544 (gimple_call_use_set): New function.
2545 (gimple_call_clobber_set): Likewise.
2546 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2547 * gimple.c (gimple_call_reset_alias_info): New function.
2548 (gimple_build_call_1): Call it.
2549 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2550 * tree-inline.c (remap_gimple_stmt): Likewise.
2551 (expand_call_inline): Remove callused handling.
2552 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2553 * tree-dfa.c (dump_variable): Likewise.
2554 * tree-parloops.c (parallelize_loops): Likewise.
2555 * tree-ssa.c (init_tree_ssa): Likewise.
2556 (delete_tree_ssa): Likewise.
2557 * tree-flow-inline.h (is_call_used): Remove.
2558 * tree-flow.h (struct gimple_df): Remove callused member.
2559 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2560 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2561 (ref_maybe_used_by_call_p_1): Simplify.
2562 (call_may_clobber_ref_p_1): Likewise.
2563 * tree-ssa-structalias.c (compute_points_to_sets): Set
2564 the call stmt used and clobbered sets.
2565 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2566 (find_tail_calls): Verify the tail call.
2568 2010-04-12 Richard Guenther <rguenther@suse.de>
2570 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2571 single-iteration always-inline inlining.
2572 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2573 (cgraph_decide_inlining): Do not handle always-inline specially.
2574 (try_inline): Remove always-inline cycle detection special case.
2575 Do not recurse on always-inlines.
2576 (cgraph_early_inlining): Do not iterate if not optimizing.
2577 (cgraph_gate_early_inlining): remove.
2578 (pass_early_inline): Run unconditionally.
2579 (gate_cgraph_decide_inlining): New function.
2580 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2581 not inlining or optimizing.
2582 (cgraph_decide_inlining_of_small_functions): Also consider
2583 always-inline functions.
2584 (cgraph_default_inline_p): Return true for nodes which should
2585 disregard inline limits.
2586 (estimate_function_body_sizes): Assume zero size and time for
2587 nodes which are marked as disregarding inline limits.
2588 (cgraph_decide_recursive_inlining): Do not perform recursive
2589 inlining on always-inline nodes.
2591 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2594 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2595 for exprs satisfying handled_component_p.
2597 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2599 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2600 non-constant aggregate elements.
2602 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2603 is a real initialization.
2605 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2608 * c-decl.c (start_function): Move forward check for nested function.
2610 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2612 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2613 * config/sh/sh.c: Include reload.h.
2614 (sh_legitimize_reload_address): New.
2615 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2616 sh_legitimize_reload_address.
2618 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2620 * config/sh/sh.md (*movqi_pop): New insn pattern.
2621 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2623 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2625 * config/i386/i386.md (any_shiftrt): New code iterator.
2626 (shiftrt_insn): New code attribute.
2628 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2629 using any_shiftrt code iterator.
2630 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2631 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2632 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2633 pattern from corresponding peephole2 patterns.
2634 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2635 using any_shiftrt code iterator.
2636 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2637 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2638 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2639 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2640 *{ashr,lshr}<mode>3_cmp_zext.
2641 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2643 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2647 (*lshr<mode>3_cconly): Ditto.
2649 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2652 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2653 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2654 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2656 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2657 from corresponding peephole2 patterns.
2658 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2659 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2660 and *lshrdi3_1_rex64 using SWI mode iterator.
2661 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2662 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2663 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2664 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2665 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2666 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2667 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2668 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2669 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2672 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2674 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2675 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2676 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2677 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2679 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2680 from corresponding peephole2 patterns.
2681 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2682 (ashrsi3_cvt): Rename from ashrsi3_31.
2683 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2684 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2685 and x86_64_shift_adj_3 using SWI48 mode iterator.
2686 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2687 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2688 and *ashrdi3_1_rex64 using SWI mode iterator.
2689 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2690 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2691 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2692 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2693 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2694 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2695 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2696 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2697 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2699 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2700 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2701 x86_shift<mode>_adj_3 expanders.
2703 2010-04-10 Wei Guozhi <carrot@google.com>
2706 * config/arm/arm.c (arm_pic_static_addr): New function.
2707 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2709 (arm_output_addr_const_extra): Output expression for new pattern.
2710 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2712 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2714 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2717 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2718 * web.c: Include "insn-config.h" and "recog.h".
2719 (union_match_dups): New function.
2720 (web_main): Call it.
2721 (union_defs): Don't try to recognize match_dups.
2723 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2724 if doing so would replace the entire pattern.
2726 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2730 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2731 and splitter pattern. Change splitter operand 1 predicate to
2734 2010-04-09 Martin Jambor <mjambor@suse.cz>
2736 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2737 lattices are addresses of CONST_DECLs with the same initial value.
2738 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2739 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2741 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2742 Bernd Schmidt <bernds@codesourcery.com>
2744 * loop-invariant.c (replace_uses): New static function.
2745 (move_invariant_reg): Use it to ensure we can replace the uses.
2747 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2749 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2751 (picochip_override_options): Enable section anchors only above -O1.
2752 (picochip_reorg): Fixed a couple of build warnings.
2754 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2756 * configure.ac (plugin -rdynamic test): Log result.
2757 * configure: Regenerate.
2758 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2759 (RDYNAMIC_SPEC): Define.
2760 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2762 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2764 * configure.ac: Determine Sun ld version numbers.
2765 (comdat_group): Restrict GNU ld version checks to gld.
2766 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2767 (enable_comdat): Support --enable-comdat.
2768 * configure: Regenerate.
2769 * doc/install.texi (Configuration): Document --enable-comdat.
2771 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2773 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2774 * config/sol2-gld.h: ... here.
2775 * config.gcc (sparc*-*-solaris2*): Reflect this.
2776 (i[34567]86-*-solaris2*): Use it.
2778 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2780 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2782 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2784 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2787 * diagnostic.c (diagnostic_initialize): Initialize
2788 some_warnings_are_errors.
2789 (diagnostic_finish): New.
2790 (diagnostic_action_after_output): Call it before exiting.
2791 (diagnostic_report_diagnostic): Do not print message here. Set
2792 some_warnings_are_errors.
2793 * diagnostic.h (diagnostic_context): Delete
2794 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2795 (diagnostic_finish): Declare.
2796 * toplev.c (toplev_main): Call it before exit.
2798 2010-04-09 Jason Merrill <jason@redhat.com>
2801 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2802 for incomplete type.
2805 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2806 based on a warning flag.
2808 2010-04-09 Richard Guenther <rguenther@suse.de>
2810 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2812 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2815 * varasm.c (default_assemble_visibility): Wrap vars that are
2816 set, but unused, by targets without GAS.
2817 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2818 Remove set, but unused, vars.
2819 (rs6000_legitimize_tls_address): Likewise.
2820 (altivec_expand_dst_builtin): Likewise.
2821 * config/darwin.c (machopic_classify_symbol): Likewise.
2822 (machopic_indirection_name): Likewise.
2824 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2826 * config/i386/i386.md (DWI): New mode iterator.
2827 (S): New mode attribute.
2828 (shift_operand): Ditto.
2829 (shift_immediate_operand): Ditto.
2830 (ashl_input_operand): Ditto.
2831 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2832 using SDWIM mode iterator.
2833 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2834 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2836 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2837 from corresponding peephole2 patterns.
2838 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2839 and x86_64_shift_adj_1 using SWI48 mode iterator.
2840 (x86_shift<mode>_adj_2): Ditto.
2841 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2842 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2843 using SWI48 mode iterator.
2844 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2845 *ashldi3_cmp_rex64 using SWI mode iterator.
2846 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2847 *ashldi3_cconly_rex64 using SWI mode iterator.
2848 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2849 x86_shift<mode>_adj_{1,2}.
2850 (ix86_split_ashr): Ditto.
2851 (ix86_split_lshr): Ditto.
2853 2010-04-09 Richard Guenther <rguenther@suse.de>
2855 * target.h (builtin_conversion): Pass in input and output types.
2856 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2857 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2858 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2859 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2861 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2863 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2865 2010-04-09 Richard Guenther <rguenther@suse.de>
2868 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2870 2010-04-09 Richard Guenther <rguenther@suse.de>
2872 * tree-vectorizer.h (struct _stmt_vec_info): Document
2873 that vectype is the type of the LHS.
2874 (supportable_widening_operation, supportable_narrowing_operation):
2875 Get both input and output vector types as arguments.
2876 (vect_is_simple_use_1): Declare.
2877 (get_same_sized_vectype): Likewise.
2878 * tree-vect-loop.c (vect_determine_vectorization_factor):
2879 Set STMT_VINFO_VECTYPE to the vector type of the def.
2880 (vectorizable_reduction): Adjust.
2881 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2882 Adjust. Specify the output vector type.
2883 (vect_pattern_recog_1): Adjust.
2884 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2885 (vectorizable_call): Adjust.
2886 (vectorizable_conversion): Likewise.
2887 (vectorizable_operation): Likewise.
2888 (vectorizable_type_demotion): Likewise.
2889 (vectorizable_type_promotion): Likewise.
2890 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2892 (vect_is_simple_use_1): New function.
2893 (supportable_widening_operation): Get both input and output
2895 (supportable_narrowing_operation): Likewise.
2896 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2898 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2900 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2901 __thiscall and _thiscall as predefined macros.
2902 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2903 thiscall attribute handling.
2904 (ix86_comp_type_attributes): Likewise.
2905 (ix86_function_regparm): Likewise.
2906 (ix86_return_pops_args): Likewise.
2907 (init_cumulative_args): Likewise.
2908 (find_drap_reg): Likewise.
2909 (ix86_static_chain): Likewise.
2910 (x86_this_parameter): Likewise.
2911 (x86_output_mi_thunk): Likewise.
2912 (ix86_attribute_table): Add description for thiscall attribute.
2913 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2914 * doc/extend.texi: Add documentation for thiscall.
2916 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2919 * c.opt (Wint-to-pointer-cast): Available in C++.
2920 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2922 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2924 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2925 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2926 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2927 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2928 function type instead. Reorder and simplify checks.
2930 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2932 2010-04-08 Jing Yu <jingyu@google.com>
2933 Zdenek Dvorak <ook@ucw.cz>
2935 PR tree-optimization/42720
2936 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2937 loop unswitch conditions here from ...
2938 (tree_unswitch_single_loop): ... here.
2940 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2942 * tree-if-conv.c: Fix comments and simplify logic.
2944 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2946 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2947 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2948 (main_tree_if_conversion): Update call to tree_if_conversion.
2950 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2953 * doc/invoke.texi (-b,-V): Delete.
2954 * doc/tm.texi: Do not mention -b.
2955 * gcc.c (display_help): Delete -b and -V.
2956 (process_command): Delete -b and -V.
2957 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2959 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2960 Wolfgang Gellerich <gellerich@de.ibm.com>
2962 Implement target hook for loop unrolling
2963 * target.h (loop_unroll_adjust): Add a new target hook function.
2964 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2965 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2966 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2967 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2968 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2970 (decide_unroll_stupid): Likewise.
2972 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2975 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2977 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2979 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2980 (Specific, *-*-solaris2*): Likewise.
2981 Don't prefer Sun as over GNU as.
2983 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2985 * config/s390/s390.c (override_options): Adjust the z10
2986 defaults for max-unroll-times, max-completely-peeled-insns
2987 and max-completely-peel-times.
2989 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2991 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2992 instructions for z10.
2993 (s390_expand_setmem): Likewise.
2994 (s390_expand_cmpmem): Likewise.
2996 2010-04-08 Richard Guenther <rguenther@suse.de>
2998 PR tree-optimization/43679
2999 * tree-ssa-pre.c (eliminate): Only propagate copies.
3001 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3004 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3005 set but not used variable warning.
3007 2010-04-08 Wei Guozhi <carrot@google.com>
3010 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3011 (arm_size_rtx_costs): Call the new function when optimized for size.
3013 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3016 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3017 op0 is not a MEM, just return NULL instead of assertion
3019 (discover_nonconstant_array_refs): Don't walk debug stmts.
3021 2010-04-08 Doug Kwan <dougkwan@google.com>
3023 * configure.ac: Recognize gold and do not use its version number
3024 to test ld features.
3025 * configure: Regenerate.
3027 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3030 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3031 (negate_value): Move code to push elements to broken_up_substracts ...
3032 (eliminate_plus_minus_pair): ... here. Push operands that have no
3033 negative pair to plus_negates.
3034 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3036 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3038 * doc/install.texi (Configuration): Move description of
3039 --enable-lto, --with-libelf*, --enable-gold from Java section to
3042 * doc/generic.texi (Working with declarations)
3043 (Function Properties, C and C++ Trees): Fix typos.
3044 * doc/sourcebuild.texi (Top Level): Likewise.
3046 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3049 * tree.h (DECL_READ_P): Define.
3050 (struct tree_decl_common): Add decl_read_flag.
3051 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3052 a set but not used warning.
3053 (merge_decls): Merge DECL_READ_P flag.
3054 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3055 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3056 * c-common.c (handle_used_attribute, handle_unused_attribute):
3058 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3060 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3062 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3063 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3064 c_parser_binary_expression, c_parser_cast_expression,
3065 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3066 Call default_function_array_read_conversion instead of
3067 default_function_array_conversion where needed.
3068 (c_parser_unary_expression, c_parser_conditional_expression,
3069 c_parser_postfix_expression_after_primary, c_parser_initelt):
3070 Likewise. Call mark_exp_read where needed.
3071 (c_parser_statement_after_labels, c_parser_asm_operands,
3072 c_parser_typeof_specifier, c_parser_sizeof_expression,
3073 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3075 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3077 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3078 (warn_unused_but_set_parameter): Default to warn_unused
3080 * doc/invoke.texi: Document -Wunused-but-set-variable and
3081 -Wunused-but-set-parameter.
3083 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3084 used count variable.
3085 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3086 when operandN variables aren't used in the body of the expander
3088 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3089 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3090 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3091 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3092 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3093 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3094 * tree.c (PROCESS_ARG): Likewise.
3096 2010-04-07 Simon Baldwin <simonb@google.com>
3098 * diagnostic.h (diagnostic_override_option_index): New macro to
3099 set a diagnostic's option_index.
3100 * c-tree.h (c_cpp_error): Add warning reason argument.
3101 * opts.c (_warning_as_error_callback): New.
3102 (register_warning_as_error_callback): Store callback for
3103 warnings enabled via enable_warning_as_error.
3104 (enable_warning_as_error): Call callback, minor code tidy.
3105 * opts.h (register_warning_as_error_callback): Declare.
3106 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3107 response to -Werror=.
3108 (c_common_init_options): Register warning_as_error_callback in opts.c.
3109 * common.opt: Add -Wno-cpp option.
3110 * c-common.c (struct reason_option_codes_t): Map cpp warning
3111 reason codes to gcc option indexes.
3112 * (c_option_controlling_cpp_error): New function, lookup the gcc
3113 option index for a cpp warning reason code.
3114 * (c_cpp_error): Add warning reason argument, call
3115 c_option_controlling_cpp_error for diagnostic_override_option_index.
3116 * doc/invoke.texi: Document -Wno-cpp.
3118 2010-04-07 Richard Guenther <rguenther@suse.de>
3120 * ipa-reference.c (mark_load): Use get_base_address.
3121 (mark_store): Likewise.
3123 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3124 inserting GIMPLE_NOPs into the IL.
3125 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3126 Explicitly strip handled components and indirect references.
3128 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3129 folding address expressions.
3130 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3131 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3132 operand_equal_p to compare decls.
3133 (ptr_deref_may_alias_decl_p): Likewise.
3134 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3135 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3136 Handle reversed comparison ops.
3137 * tree-sra.c (asm_visit_addr): Use get_base_address.
3138 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3139 * ipa-reference.c (mark_address): Use get_base_address.
3141 2010-04-07 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3144 Propagate constants everywhere.
3146 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3149 * tree.c (MAX_INT_CACHED_PREC): Define.
3150 (nonstandard_integer_type_cache): New array.
3151 (build_nonstandard_integer_type): Cache results for precision
3152 <= MAX_INT_CACHED_PREC.
3154 2010-04-07 Richard Guenther <rguenther@suse.de>
3156 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3157 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3158 * common.opt: Likewise.
3159 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3160 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3161 (nonoverlapping_memrefs_p): Likewise.
3162 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3163 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3164 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3165 OPT_fargument_noalias_global for backward compatibility.
3167 2010-04-07 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/43270
3170 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3171 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3172 * tree-ssa-pre.c (phi_translate_1): Adjust.
3173 (fully_constant_expression): Split out vn_reference handling to ...
3174 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3175 Fold reads from constant strings.
3176 (vn_reference_lookup): Handle fully constant references.
3177 (vn_reference_lookup_pieces): Likewise.
3178 * Makefile.in (expmed.o-warn): Add -Wno-error.
3180 2010-04-07 Martin Jambor <mjambor@suse.cz>
3182 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3184 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3187 * gcc.c: Add -static-libstdc++ to list of recognized options.
3189 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3191 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3193 2010-04-07 Richard Guenther <rguenther@suse.de>
3196 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3197 bases build simple mem attributes to retain points-to information.
3199 2010-04-07 Richard Guenther <rguenther@suse.de>
3202 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3203 preserve points-to related information.
3205 2010-04-07 Richard Guenther <rguenther@suse.de>
3208 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3209 discard plain indirect references.
3210 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3211 * tree.c (tree_nop_conversion): Likewise.
3213 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3216 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3218 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3220 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3221 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3223 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3225 * tree-if-conv.c: Fix indentation and comments.
3227 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3229 * tree-if-conv.c: Sort static functions in topological order.
3231 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3233 * tree-if-conv.c: Fix indentation and comments.
3235 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3238 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3239 lang_hooks.types.type_for_size instead of
3240 build_nonstandard_integer_type.
3241 When converting an unsigned type to signed, double its precision.
3242 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3243 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3244 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3247 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3250 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3251 POINTER_PLUS_EXPR for pointer types.
3253 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3256 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3257 * graphite-clast-to-gimple.c: Include langhooks.h.
3258 (max_signed_precision_type): New.
3259 (max_precision_type): Takes two types as arguments.
3260 (precision_for_value): New.
3261 (precision_for_interval): New.
3262 (gcc_type_for_interval): New.
3263 (gcc_type_for_value): New.
3264 (gcc_type_for_clast_term): New.
3265 (gcc_type_for_clast_red): New.
3266 (gcc_type_for_clast_bin): New.
3267 (gcc_type_for_clast_expr): Split up into several functions.
3268 (gcc_type_for_clast_eq): Rewritten.
3269 (compute_bounds_for_level): New.
3270 (compute_type_for_level_1): New.
3271 (compute_type_for_level): New.
3272 (gcc_type_for_cloog_iv): Removed.
3273 (gcc_type_for_iv_of_clast_loop): Rewritten.
3274 (graphite_create_new_loop): Compute the lower and upper bound types
3275 with gcc_type_for_clast_expr.
3276 (graphite_create_new_loop_guard): Same.
3277 (find_cloog_iv_in_expr): Removed.
3278 (compute_cloog_iv_types_1): Removed.
3279 (compute_cloog_iv_types): Removed.
3280 (gloog): Do not call compute_cloog_iv_types.
3281 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3283 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3284 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3285 (GBB_CLOOG_IV_TYPES): Removed.
3287 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3289 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3290 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3291 (detect_commutative_reduction): Same.
3293 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3295 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3296 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3298 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3299 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3300 (rewrite_commutative_reductions_out_of_ssa): Same.
3301 * passes.c (execute_function_todo): Call verify_ssa for every pass
3302 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3303 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3304 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3305 with an extra argument.
3306 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3307 verify_ssa only when the extra argument is true.
3308 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3309 with an extra argument.
3310 (tree_transform_and_unroll_loop): Same.
3312 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3314 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3315 for all the passes of the LNO having LOOP_CLOSED_SSA.
3316 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3317 * tree-loop-distribution.c (pass_loop_distribution): Same.
3318 * tree-pass.h (TODO_verify_loops): Removed.
3319 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3321 (pass_tree_unswitch): Same.
3322 (pass_predcom): Same.
3323 (pass_vectorize): Same.
3324 (pass_linear_transform): Same.
3325 (pass_graphite_transforms): Same.
3326 (pass_iv_canon): Same.
3327 (pass_complete_unroll): Same.
3328 (pass_complete_unrolli): Same.
3329 (pass_parallelize_loops): Same.
3330 (pass_loop_prefetch): Same.
3331 (pass_iv_optimize): Same.
3333 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3336 * passes.c (init_optimization_passes): Move pass_lim before
3337 pass_copy_prop and pass_dce_loop.
3339 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3342 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3343 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3344 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3345 MULTI_* defines for 4 argument vpermil2p* builtins.
3347 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3349 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3350 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3351 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3352 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3353 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3354 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3355 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3356 Use x86_maybe_negate_const_int to output insn mnemonic.
3357 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3358 check from instruction predicate. Update comments.
3359 * config/i386/sync.md (sync_add<mode>): Use
3360 x86_maybe_negate_const_int to output insn mnemonic.
3362 2010-04-06 Jan Hubicka <jh@suse.cz>
3364 PR tree-optimization/42906
3365 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3366 IGNORE_SELF argument. Set visited_control_parents for fully
3368 (find_obviously_necessary_stmts): Update call of
3369 mark_control_dependent_edges_necessary.
3370 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3372 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.md: Remove comment about 'e' and 'E'
3377 2010-04-06 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/43627
3380 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3381 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3384 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3386 * BASE-VER: Change to 4.6.0.
3389 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3392 2010-04-06 Richard Guenther <rguenther@suse.de>
3395 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3397 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3399 * doc/invoke.texi (Optimize Options): Document that LTO
3400 won't remove object access purely due to incompatible
3403 2010-04-04 Matthias Klose <doko@ubuntu.com>
3405 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3406 Initialize variable.
3408 2010-04-03 Richard Guenther <rguenther@suse.de>
3411 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3412 require a non-NULL MEM_OFFSET.
3414 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3416 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3417 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3418 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3419 config/alpha/predicates.md, config/arm/arm.md,
3420 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3421 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3422 config/darwin9.h, config/darwin.c, config/darwin.h,
3423 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3424 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3425 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3426 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3427 config/mips/mips.md, config/mn10300/mn10300.c,
3428 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3429 config/rs6000/aix.h, config/rs6000/dfp.md,
3430 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3431 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3432 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3433 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3434 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3435 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3436 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3437 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3438 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3439 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3440 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3441 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3442 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3443 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3444 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3445 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3446 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3447 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3448 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3449 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3450 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3451 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3452 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3453 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3454 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3455 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3456 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3457 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3458 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3459 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3460 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3461 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3462 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3463 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3464 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3465 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3467 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3470 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3471 * aclocal.m4: Regenerate.
3473 2010-04-02 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/43629
3476 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3477 if we have seen a constant value.
3479 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3481 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3483 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3486 * arm.c (legitimize_tls_address): Adjust call to
3487 gen_tls_load_dot_plus_four.
3488 (arm_note_pic_base): New function.
3489 (arm_cannot_copy_insn_p): Use it.
3490 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3493 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3498 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3500 * Makefile.in ($(out_object_file)): Depend on
3501 gt-$(basename $(notdir $(out_file))).h.
3503 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3505 * config.gcc (lm32-*-rtems*): Add t-lm32.
3507 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3509 * config.gcc: Add lm32-*-rtems*.
3510 * config/lm32/rtems.h: New file.
3512 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3515 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3517 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3519 * dwarf2out.c (output_compilation_unit_header): For
3520 -gdwarf-4 use version 4 instead of version 3.
3521 (output_line_info): For version 4 and above emit additional
3522 maximum ops per insn header field.
3523 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3525 * dwarf2out.c (is_c_family, is_java): Remove.
3526 (lower_bound_default): New function.
3527 (add_bound_info, gen_descr_array_type_die): Use it.
3529 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3532 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3533 re-declaration when it happens in a function.
3535 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3537 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3538 (cgraph_remove_function_insertion_hook): Same.
3539 (cgraph_call_function_insertion_hooks): Same.
3541 2010-04-01 Richard Guenther <rguenther@suse.de>
3544 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3545 and TREE_THIS_VOLATILE.
3546 (copy_ref_info): Likewise.
3547 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3548 * tree.c (build6_stat): Ignore side-effects of all but arg5
3549 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3552 2010-04-01 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/43607
3555 * ipa-type-escape.c (check_call): Do not access non-existing
3558 2010-04-01 Richard Guenther <rguenther@suse.de>
3562 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3563 Jack Howarth <howarth@bromo.med.uc.edu>
3565 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3568 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3570 * doc/install.texi (Prerequisites): Document libelf usability on
3571 IRIX 5/6 and Solaris 2.
3572 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3573 Update GNU as, GNU ld requirements.
3574 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3575 Document Sun Studio compiler download.
3576 Update and simplify as, ld recommendations.
3577 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3579 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3581 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3582 with_tune_32 to pentium4.
3584 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3588 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3590 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3591 obsoletion, removal.
3593 Document GNU as requirement.
3594 Update configure requirements.
3595 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3596 Recomment IRIX 6.5.18+.
3597 Document IDF/IDL requirement.
3598 Document GNU as requirement.
3599 Document GNU ld bootstrap failure.
3600 Remove freeware.sgi.com reference.
3602 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3604 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3605 UNIX V4.0, V5.0 obsoletion, removal.
3606 Remove --with-gc=simple reference.
3607 Update VM requirements during bootstrap.
3608 Remove -oldas bootstrap description.
3609 Update binutils reference.
3610 Remove comparison failure note.
3612 2010-03-31 Richard Guenther <rguenther@suse.de>
3613 Zdenek Dvorak <ook@ucw.cz>
3614 Sebastian Pop <sebastian.pop@amd.com>
3617 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3618 with multiple arguments.
3619 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3621 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3623 * graphite-dependences.c (print_pddr): Call print_pdr with an
3625 * graphite-poly.c (debug_pdr): Add an extra argument for the
3628 (print_pbb_domain): Same.
3630 (print_scop_context): Same.
3632 (print_cloog): Same.
3633 (debug_pbb_domain): Same.
3637 (debug_scop_context): Same.
3639 (debug_cloog): Same.
3640 (print_scop_params): Same.
3641 (debug_scop_params): Same.
3642 (print_iteration_domain): Same.
3643 (print_iteration_domains): Same.
3644 (debug_iteration_domain): Same.
3645 (debug_iteration_domains): Same.
3646 (print_scattering_function): Same.
3647 (print_scattering_functions): Same.
3648 (debug_scattering_function): Same.
3649 (debug_scattering_functions): Same.
3650 * graphite-poly.h (debug_pdr): Update declaration.
3652 (print_pbb_domain): Same.
3654 (print_scop_context): Same.
3656 (print_cloog): Same.
3657 (debug_pbb_domain): Same.
3661 (debug_scop_context): Same.
3663 (debug_cloog): Same.
3664 (print_scop_params): Same.
3665 (debug_scop_params): Same.
3666 (print_iteration_domain): Same.
3667 (print_iteration_domains): Same.
3668 (debug_iteration_domain): Same.
3669 (debug_iteration_domains): Same.
3670 (print_scattering_function): Same.
3671 (print_scattering_functions): Same.
3672 (debug_scattering_function): Same.
3673 (debug_scattering_functions): Same.
3675 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3677 * graphite-poly.c (print_scattering_function_1): New.
3678 (print_scattering_function): Call it.
3679 (print_scop_params): Remove spaces at the end of lines.
3682 * graphite-poly.h (print_cloog): Declared.
3683 (debug_cloog): Declared.
3685 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3687 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3689 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3690 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3691 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3692 to switch between adding the IV bump in loop->latch or in loop->header.
3694 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3696 * graphite-poly.c (print_scattering_function): Pretty print following
3699 (print_pbb_domain): Same.
3700 (dump_gbb_cases): Same.
3701 (dump_gbb_conditions): Same.
3704 (print_scop_params): Same.
3705 (print_scop_context): Same.
3707 (print_pbb_body): New.
3708 (lst_indent_to): New.
3709 (print_lst): Start new lines with a #.
3710 * graphite-poly.h (pbb_bb): New.
3711 (pbb_index): Use pbb_bb.
3712 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3714 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3716 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3718 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3719 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3720 and 0 instead of 1 for dw_val_class_flag.
3721 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3722 dw_val_class_range_list, dw_val_class_loc_list,
3723 dw_val_class_lineptr and dw_val_class_macptr, use
3724 DW_FORM_flag_present for dw_val_class_flag and
3725 DW_FORM_exprloc for dw_val_class_loc.
3726 (output_die): For -gdwarf-4 print dw_val_class_loc
3727 size as uleb128 instead of 1 or 2 bytes and don't print
3728 anything for dw_val_class_flag.
3730 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3731 instead of cselib_lookup following by tweaking locs->setting_insn.
3734 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3735 even before returning from label, setjmp call or volatile asm
3738 2010-03-31 Richard Guenther <rguenther@suse.de>
3741 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3742 temporary data on stack.
3744 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3746 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3747 (PUSHSECTION_ASM_OP): Remove.
3748 (POPSECTION_ASM_OP): Remove.
3749 (PUSHSECTION_FORMAT): Remove.
3750 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3751 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3752 * config/sol2.c (solaris_output_init_fini): Use it.
3754 2010-03-31 Jie Zhang <jie@codesourcery.com>
3757 * opt-functions.awk (var_type_struct): Use signed char type
3758 for simple variables.
3760 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3762 * config/sol2.c: Include output.h.
3763 (solaris_assemble_visibility): New function.
3764 * config/t-sol2 (sol2.o): Add output.h dependency.
3765 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3766 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3769 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3772 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3773 V2SImode or XFmode on PRE_DEC.
3776 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3779 2010-03-31 Jie Zhang <jie@codesourcery.com>
3782 * reload.h (caller_save_initialized_p): Declare.
3783 * toplev.c (backend_init_target): Don't call
3784 init_caller_save but set caller_save_initialized_p to false.
3785 * caller-save.c (caller_save_initialized_p): Define.
3786 (init_caller_save): Check caller_save_initialized_p.
3787 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3789 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3792 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3793 and soft-fp/t-softfp to tmake_file.
3794 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3795 (LIBGCC2_TF_CEXT): Define.
3798 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3801 * cselib.c (n_useless_values): Document handling of debug locs.
3802 (n_useless_debug_values, n_debug_values): New variables.
3803 (new_elt_loc_list): Don't add to debug values, keep count.
3804 (promote_debug_loc): New.
3805 (cselib_reset_table): Zero new variables.
3806 (entry_and_rtx_equal_p): Promote debug locs.
3807 (discard_useless_locs): Increment n_useless_debug_values for
3809 (remove_useless_values): Adjust n_useless_values and n_debug_values
3810 with n_useless_debug_values.
3811 (add_mem_for_addr): Promote debug locs.
3812 (cselib_lookup_mem): Likewise.
3813 (cselib_lookup_addr): Renamed to...
3814 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3815 (cselib_log_lookup): ... this. Turn into...
3816 (cselib_lookup_addr): ... new wrapper.
3817 (cselib_lookup_from_insn): New.
3818 (cselib_invalidate_regno): Increment n_useless_debug_values for
3820 (cselib_invalidate_mem): Likewise.
3821 (cselib_process_insn): Take n_deleted and n_debug_values into
3822 account to guard remove_useless_value call.
3823 (cselib_finish): Zero n_useless_debug_values.
3824 * cselib.h (cselib_lookup_from_insn): Declare.
3825 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3826 (sched_analyze_2): Likewise.
3828 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3830 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3832 (adjust_mems): Replace narrowing SUBREG of expression containing
3833 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3834 with operations in the narrower mode.
3837 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3838 regs_invalidated_by_call instead all call_used_reg_set registers.
3840 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3843 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3844 pointer comparisons with types_compatible_p.
3845 * tree-vect-stmts.c (vectorizable_call): Same.
3846 (vectorizable_condition): Same.
3848 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3850 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3851 stack check if the mask would be zero.
3853 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3854 Jack Howarth <howarth@bromo.med.uc.edu>
3856 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3859 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3862 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3864 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3865 Include ___unordxf2 and ___unordtf2.
3866 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3869 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3871 * config/lm32/t-lm32: New file.
3872 * config.gcc: Use the above file when targetting lm32.
3874 2010-03-28 Duncan Sands <baldrick@free.fr>
3876 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3878 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3881 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3882 Improve vectorization cost model diagnostic.
3884 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3887 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3888 compute_data_dependences_for_loop returns false, early exit
3889 and output an extra diagnostic for the failed data reference
3892 2010-03-29 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/43560
3895 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3896 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3898 2010-03-29 Jie Zhang <jie@codesourcery.com>
3901 * toplev.c (process_options): Set optimization_default_node
3902 and optimization_current_node.
3903 * opts.c (decode_options): Don't set optimization_default_node
3904 and optimization_current_node.
3906 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3908 * config/rtems.h: Abandon -qrtems_debug.
3910 2010-03-28 Jan Hubicka <jh@suse.cz>
3912 PR tree-optimization/43505
3913 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3914 map should not be copied.
3916 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3919 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3920 cdtors, set DECL_PRESERVE_P.
3921 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3924 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3926 PR tree-optimization/43528
3927 * stor-layout.c (place_field): Check that constant fits into
3928 unsigned HWI when skipping calculation of MS bitfield layout.
3930 2010-03-27 Jan Hubicka <jh@suse.cz>
3933 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3934 notice_global_symbol work.
3936 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3938 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3939 instead of dwarf2out_decl.
3940 (struct var_loc_node): Remove section_label field.
3941 (dwarf2out_function_decl): New function.
3942 (dwarf2out_var_location): Don't set section_label field.
3943 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3945 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3947 PR tree-optimization/43544
3948 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3949 First argument for builtin vectorized function hook is now a
3950 tree to be able to distinguish between machine specific and
3952 * targhooks.c (default_builtin_vectorized_function): Ditto.
3953 * targhooks.h (default_builtin_vectorized_function): Ditto.
3954 * target.h (struct gcc_target): Ditto.
3955 * tree-vect-stmts.c (vectorizable_function): Ditto.
3956 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3957 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3960 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3963 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3964 nested binding iff it is a FUNCTION_DECL.
3965 (store_parm_decls_newstyle): Pass nested=true to bind for
3966 FUNCTION_DECLs amongst parameters.
3968 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3970 * var-tracking.c (vt_expand_loc_callback): Don't run
3971 cselib_expand_value_rtx_cb in dummy mode if
3972 cselib_dummy_expand_value_rtx_cb returned false.
3974 * var-tracking.c (emit_note_insn_var_location): For one part
3975 notes with offset 0, don't add EXPR_LIST around the location.
3976 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3977 add_location_or_const_value_attribute): Adjust for that change.
3980 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3981 into first operand and location into second.
3982 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3983 dw_cfi_oprnd_loc for DW_CFA_expression.
3984 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3985 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3986 assume first argument is regnum and second argument is location.
3988 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3991 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3992 of scratch register to DImode. Split to DImode comparison operator.
3993 Use SImode subreg of scratch register in the multiplication.
3994 (*cmp_sadd_sidi): Ditto.
3995 (*cmp_ssub_si): Ditto.
3996 (*cmp_ssub_sidi): Ditto.
3998 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4002 Remove invalid assert and wrong comment.
4004 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4007 * flags.h (final_insns_dump_p): New extern.
4008 * final.c (final_insns_dump_p): New variable.
4009 (rest_of_clean_state): Set it before -fdump-final-insns=
4010 dumping, clear afterwards.
4011 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4012 MEM_ALIAS_SET on MEMs.
4014 2010-03-26 David S. Miller <davem@davemloft.net>
4016 * configure.ac: Fix sparc GOTDATA_OP bug check.
4017 * configure: Rebuild.
4019 2010-03-26 Alan Modra <amodra@gmail.com>
4021 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4023 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4025 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4026 TLS_SECTION_ASM_FLAG.
4028 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4031 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4032 Clear first_function_block_is_cold.
4035 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4036 argument if the argument is truth_value_p.
4038 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4040 * config/rs6000/constraints.md: Update copyright year for my changes.
4043 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4044 used in reg+reg addressing, swap registers.
4046 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4049 * target.h (struct gcc_target): Add code_end hook.
4050 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4052 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4053 * toplev.c (compile_file): Call targetm.asm_out.code_end
4054 hook before unwind info/debug info output.
4055 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4056 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4057 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4058 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4059 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4060 * config/i386/i386.c (ix86_file_end): Renamed to...
4061 (ix86_code_end): ... this. Make static. Don't call
4062 file_end_indicate_exec_stack. Emit unwind info using
4063 final_start_function/final_end_function.
4064 (darwin_x86_file_end): Remove.
4065 (TARGET_ASM_CODE_END): Define.
4066 * config/i386/i386.h (TARGET_ASM_FILE_END,
4067 NEED_INDICATE_EXEC_STACK): Don't define.
4068 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4069 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4070 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4071 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4074 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4075 at the beginning and final_end_function at the end.
4076 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4078 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4080 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4081 and Sun as TLS syntax.
4082 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4083 * configure: Regenerate.
4084 * config.in: Regenerate.
4085 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4086 (default_elf_asm_named_section): Use it.
4087 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4088 (i386_output_dwarf_dtprel): Likewise.
4089 (output_addr_const_extra): Likewise.
4090 (output_pic_addr_const): Lowercase @GOTTPOFF.
4091 (output_addr_const_extra): Likewise.
4092 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4093 (output_addr_const_extra): Likewise.
4094 (output_pic_addr_const): Lowercase @INDNTPOFF.
4095 (output_addr_const_extra): Likewise.
4096 (output_pic_addr_const): Lowercase @NTPOFF.
4097 (output_addr_const_extra): Likewise.
4098 (output_pic_addr_const): Lowercase @TPOFF.
4099 (output_addr_const_extra): Likewise.
4100 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4101 (*tls_global_dynamic_64): Likewise.
4102 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4103 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4105 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4106 (ASM_OUTPUT_TLS_COMMON): Use it.
4107 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4110 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4111 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4112 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4113 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4114 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4115 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4117 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4119 * config/i386/i386.c (override_options): Don't accept
4120 -mtls-dialect=sun any longer.
4121 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4122 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4123 (*tls_local_dynamic_base_32_sun): Likewise.
4124 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4126 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4129 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4130 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4133 * ira.c (adjust_cleared_regs): New function.
4134 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4138 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4140 * expr.c (expand_expr_real): Restore previous
4141 curr_insn_source_location and curr_insn_block after
4142 expand_expr_real_1 call.
4143 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4144 instead of expand_expr_real_1.
4146 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4148 PR rtl-optimization/43413
4149 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4152 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4155 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4156 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4158 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4160 * config/i386/i386.c (ix86_target_string): Add -mfma.
4161 Fix a typo in comment.
4163 2010-03-22 Mike Stump <mikestump@comcast.net>
4166 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4167 Don't overly align based upon packed packed fields.
4169 2010-03-22 Jason Merrill <jason@redhat.com>
4171 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4172 Use () rather than [], and move before the element type.
4174 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4176 * doc/configfiles.texi (Configuration Files): Removed
4177 fixinc/Makefile*, intl/Makefile.*.
4178 * doc/makefile.texi: Fixed markup. Abstract from version
4179 control system used.
4180 (Makefile): Removed obsolete gcc/java/parse.y example.
4181 * doc/sourcebuild.texi: Likewise.
4182 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4183 libgomp, libssp. Removed fastjar.
4184 (Miscellaneous Docs): Clarify location.
4185 Added COPYING3, COPYING3.LIB.
4186 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4188 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4191 * config/i386/i386.c (x86_function_profiler)
4192 [!NO_PROFILE_COUNTERS]: Fix typo.
4193 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4196 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4197 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * doc/sourcebuild.texi (Test Directives): Split into six
4200 subsections, with most of the current text in new subsections
4201 Directives, Selectors, and Final Actions.
4202 (Directives): Split list of test directives into multiple
4204 (Selectors): Describe use and syntax of selectors.
4205 (Effective-Target Keywords): Describe all existing keywords.
4206 (Add Options): Describe features for dg-add-options.
4207 (Require Support): Describe variants of dg-require-support.
4208 (Final Actions): Describe commands to use in dg-final.
4210 2010-03-22 Michael Matz <matz@suse.de>
4213 * recog.c (validate_replace_rtx_group): Replace also in
4214 REG_EQUAL and REG_EQUIV notes.
4216 2010-03-22 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/43390
4219 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4220 sure vector extracts are type correct.
4222 2010-03-22 Richard Guenther <rguenther@suse.de>
4225 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4226 x * sqrt (x) even when optimizing for size if the target
4227 has native support for sqrt.
4229 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4231 * varasm.c (make_decl_rtl_for_debug): Also clear
4232 flag_mudflap for the duration of make_decl_rtl call.
4235 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4236 locs from preserved VALUEs.
4238 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4241 * pa.md (movmemsi): Set align to one if zero.
4242 (movmemdi): Likewise.
4244 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4247 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4248 with their corresponding prologue pushes.
4250 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4253 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4254 at the begining or end.
4255 (spu_expand_epilogue): Likewise.
4257 2010-03-20 Richard Guenther <rguenther@suse.de>
4259 PR rtl-optimization/43438
4260 * combine.c (make_extraction): Properly zero-/sign-extend an
4261 extraction of the low part of a CONST_INT. Also handle
4264 2010-03-19 Mike Stump <mikestump@comcast.net>
4266 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4267 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4268 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4270 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4273 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4276 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4278 PR rtl-optimization/42258
4279 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4280 use that may match DEF.
4283 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4284 the cost of loading the constant rather than assuming
4286 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4287 outer code is AND, do the same tests as the andsi3 expander and
4288 return COSTS_N_INSNS (1) if and is cheap.
4290 * optabs.c (avoid_expensive_constant): Fix formatting.
4292 2010-03-19 Michael Matz <matz@suse.de>
4295 * attribs.c (decl_attributes): When rebuilding a function pointer
4296 type use the same qualifiers as the original pointer type.
4298 2010-03-19 Martin Jambor <mjambor@suse.cz>
4300 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4301 and is_gimple_ip_invariant_address.
4303 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4306 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4308 * config/arm/arm.c (arm_override_options): Turn off
4309 flag_dwarf2_cfi_asm for AAPCS variants.
4311 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4314 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4315 Use PRE_MODIFY instead of PRE_DEC.
4316 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4317 (vfp_emit_fstmd): Likewise.
4319 2010-03-19 Michael Matz <matz@suse.de>
4322 * builtins.c (expand_builtin_interclass_mathfn,
4323 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4326 2010-03-19 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/43415
4329 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4330 (phi_translate_1): ... this.
4331 (phi_translate): Move all caching here. Cache all NARY
4332 and REFERENCE translations.
4334 2010-03-19 David S. Miller <davem@davemloft.net>
4336 With help from Eric Botcazou.
4337 * config/sparc/sparc.c: Include dwarf2out.h.
4338 (emit_pic_helper): Delete.
4339 (pic_helper_symbol_name): Delete.
4340 (pic_helper_emitted_p): Delete.
4341 (pic_helper_needed): New.
4342 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4343 (get_pc_thunk_name): New.
4344 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4345 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4346 Set pic_helper_needed to true. Don't call emit_pic_helper.
4347 (sparc_expand_prologue): Update load_pic_register call.
4348 (sparc_output_mi_thunk): Likewise.
4349 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4350 thunk if possible. Output CFI information as needed.
4352 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4353 Jack Howarth <howarth@bromo.med.uc.edu>
4356 * config/i386/i386.h: Fix ABI on darwin x86-32.
4358 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4360 * tree.h: Declare make_decl_rtl_for_debug.
4361 * varasm.c (make_decl_rtl_for_debug): New.
4362 * dwarf2out.c (rtl_for_decl_location): Call it.
4363 * cfgexpand.c (expand_debug_expr): Call it.
4365 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4368 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4372 * var-tracking.c (vt_init_cfa_base): Do nothing if
4373 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4375 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4378 * var-tracking.c (canonicalize_vars_star): New.
4379 (dataflow_post_merge_adjust): Use it.
4381 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4384 * var-tracking.c (non_suitable_const): New function.
4385 (add_uses): For DEBUG_INSNs with constants, don't record any
4386 value, instead just the constant value itself.
4387 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4388 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4389 (emit_notes_in_bb): Likewise.
4390 (emit_note_insn_var_location): For onepart variables if
4391 cur_loc is a VOIDmode constant, use DECL_MODE.
4393 2010-03-18 Martin Jambor <mjambor@suse.cz>
4396 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4397 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4398 all non-clones. Moved call redirection...
4399 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4400 (cgraph_materialize_all_clones): Dispose of all
4401 combined_args_to_skip bitmaps.
4402 (verify_cgraph_node): Do not check for edges pointing to wrong
4403 nodes in inline clones.
4404 * tree-inline.c (copy_bb): Call
4405 cgraph_redirect_edge_call_stmt_to_callee.
4406 * ipa.c (cgraph_remove_unreachable_nodes): Call
4407 cgraph_node_remove_callees even when there are used clones.
4409 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4411 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4413 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4419 2010-03-18 Michael Matz <matz@suse.de>
4422 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4423 into sqrt(x) if we need to preserve signed zeros.
4425 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4426 Eric Botcazou <ebotcazou@adacore.com>
4428 PR rtl-optimization/43360
4429 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4430 note if we don't know its invariant status.
4432 2010-03-18 Michael Matz <matz@suse.de>
4434 PR tree-optimization/43402
4435 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4436 PHI chains of ssa names registered for update.
4438 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4441 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4442 non-offsettable and pre_modify update addressing.
4443 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4444 and "2" alternatives "#".
4445 (*movdd_softfloat32): Make all alternatives "#";
4446 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4447 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4448 (*movdf_softfloat32): Make all alternatives "#";
4449 (movdi): Use the new DIFD mode iterator to create a common splitter
4450 for movdi, movdf and movdd patterns.
4452 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4454 * common.opt (dumpdir): Remove redundant tab.
4456 2010-03-17 Martin Jambor <mjambor@suse.cz>
4458 PR tree-optimization/43347
4459 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4460 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4462 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4464 PR rtl-optimization/42216
4465 * regrename.c (create_new_chain): New function, broken out from...
4466 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4467 appending a use to an empty chain.
4468 (build_def_use): Remove previous changes that convert OP_INOUT to
4469 OP_OUT operands; instead detect the case where an OP_INOUT operand
4470 uses a previously untracked register and create an empty chain for it.
4472 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4474 * doc/extend.texi (Function Attributes): Rewrite unfinished
4475 sentence in ms_abi documentation.
4477 2010-03-17 Alan Modra <amodra@gmail.com>
4479 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4480 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4481 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4482 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4484 2010-03-16 Richard Henderson <rth@redhat.com>
4487 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4488 (lower_try_finally): Save and restore eh_seq around the expansion
4491 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4493 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4494 statements before splitting block.
4496 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4498 * doc/sourcebuild.texi (Testsuites): Fix markup.
4499 Use pathnames relative to gcc/testsuite.
4500 (Test Directives): Move description of how timeout is determined.
4501 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4502 (C Tests): Correct gcc.misc-tests directory.
4503 Framework tests now live in gcc.test-framework.
4505 2010-03-16 Richard Guenther <rguenther@suse.de>
4508 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4509 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4511 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4512 Alexandre Oliva <aoliva@redhat.com>
4514 PR tree-optimization/42917
4515 * lambda-code.c (remove_iv): Skip debug statements.
4516 (lambda_loopnest_to_gcc_loopnest): Likewise.
4517 (not_interesting_stmt): Debug statements are not interesting.
4519 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4523 * cselib.c (cselib_preserve_constants,
4524 cfa_base_preserved_val): New static variables.
4525 (preserve_only_constants): New function.
4526 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4527 clear its REG_VALUES. If cselib_preserve_constants, don't
4528 empty the whole hash table, but preserve there VALUEs with constants,
4529 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4530 (cselib_preserve_cfa_base_value): New function.
4531 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4532 (cselib_init): Change argument to int bitfield. Set
4533 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4535 (cselib_finish): Clear cselib_preserve_constants and
4536 cfa_base_preserved_val.
4537 * cselib.h (enum cselib_record_what): New enum.
4538 (cselib_init): Change argument to int.
4539 (cselib_preserve_cfa_base_value): New prototype.
4540 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4541 * dse.c (dse_step1): Likewise.
4542 * cfgcleanup.c (thread_jump): Likewise.
4543 * sched-deps.c (sched_analyze): Likewise.
4544 * gcse.c (local_cprop_pass): Likewise.
4545 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4546 If FN is non-NULL, call the callback always and whenever it returns
4547 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4548 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4549 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4550 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4551 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4552 * var-tracking.c: Include recog.h.
4553 (bb_stack_adjust_offset): Remove.
4554 (vt_stack_adjustments): Don't call it, instead just gather the
4555 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4556 (adjust_stack_reference): Remove.
4557 (compute_cfa_pointer): New function.
4558 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4559 (struct adjust_mem_data): New type.
4560 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4562 (get_address_mode): New function.
4563 (replace_expr_with_values): Use it.
4564 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4565 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4566 (adjust_sets): Remove.
4567 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4568 Use get_address_mode.
4569 (get_adjusted_src): Remove.
4570 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4571 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4572 (add_with_sets): Don't call adjust_sets.
4573 (fp_setter, vt_init_cfa_base): New functions.
4574 (vt_initialize): Change return type to bool. Move most of pool etc.
4575 initialization to the beginning of the function from end. Pass
4576 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4577 If !frame_pointer_needed, call vt_stack_adjustment before mos
4578 vector is filled, call vt_init_cfa_base if argp/framep has been
4579 eliminated to sp. If frame_pointer_needed and argp/framep has
4580 been eliminated to hard frame pointer, set
4581 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4582 encountering fp setter in the prologue. For MO_ADJUST, call
4583 log_op_type before pusing the op into mos vector, not afterwards.
4584 Call adjust_insn before cselib_process_insn/add_with_sets,
4585 call cancel_changes (0) afterwards.
4586 (variable_tracking_main_1): Adjust for vt_initialize calling
4587 vt_stack_adjustments and returning whether it succeeded or not.
4589 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4591 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4594 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4596 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4598 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4599 drap_reg has not been set.
4601 2010-03-15 Michael Matz <matz@suse.de>
4604 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4605 use it to expand block copies.
4606 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4607 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4608 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4610 2010-03-15 Richard Guenther <rguenther@suse.de>
4612 PR tree-optimization/43367
4613 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4616 2010-03-15 Richard Guenther <rguenther@suse.de>
4618 PR tree-optimization/43317
4619 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4621 2010-03-15 Martin Jambor <mjambor@suse.cz>
4623 PR tree-optimization/43141
4624 * tree-sra.c (create_abstract_origin): New function.
4625 (modify_function): Call create_abstract_origin.
4627 2010-03-15 Chris Demetriou <cgd@google.com>
4629 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4632 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4635 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4636 call insert_out_of_ssa_copy for default definitions.
4638 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4640 * graphite-clast-to-gimple.c (my_long_long): Defined.
4641 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4642 * graphite-sese-to-poly.c (my_long_long): Defined.
4643 (scop_ivs_can_be_represented): Use it.
4645 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4647 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4648 graphite-max-bbs-per-function, and loop-block-tile-size.
4649 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4651 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4653 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4655 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4656 forward declaration.
4657 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4658 (add_upper_bounds_from_estimated_nit): New.
4659 (build_loop_iteration_domains): Use it.
4661 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4663 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4665 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4668 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4669 should be an INTEGER_CST. Also handle CASE_CONVERT.
4671 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4673 * graphite.c (graphite_initialize): To bound the number of bbs per
4674 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4675 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4676 * doc/invoke.texi: Document it.
4678 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4680 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4681 * graphite-sese-to-poly.h (build_poly_scop): Same.
4683 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4685 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4686 the number of parameters in the scop. Use as an upper bound
4687 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4688 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4689 * doc/invoke.texi: Document it.
4691 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4693 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4694 * doc/c-tree.texi: Remove.
4695 * doc/generic.texi: Merge c-tree.texi here.
4696 * doc/gccint.texi (Trees): Remove menu entry.
4697 (c-tree.texi): Remove @include.
4698 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4699 * doc/languages.texi (Reading RTL): Ditto.
4701 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4704 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4706 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4709 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4710 code added to work around reload clobbering CONST insns.
4712 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4714 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4715 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4716 (cselib_preserve_only_values): Remove retain argument, don't
4717 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4718 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4719 * var-tracking.c (micro_operation): Move insn field before union.
4720 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4721 (struct variable_tracking_info_def): Remove n_mos field, change
4722 mos into a vector of micro_operations.
4723 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4724 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4725 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4726 changing into a vector.
4727 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4728 come before all other uops generated by add_stores.
4729 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4731 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4732 a vector. Run just one pass over the bbs instead of separate counting
4733 and computation phase.
4734 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4737 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4738 into *nonlocalized_list vector.
4739 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4740 even if origin is non-NULL.
4741 (gen_variable_die): Likewise.
4742 (process_scope_var): Don't change origin.
4743 (gen_decl_die): Likewise.
4744 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4745 before adding new edges instead of after it, fix moving over
4748 2010-03-11 David S. Miller <davem@davemloft.net>
4750 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4752 * configure: Rebuild.
4754 2010-03-11 Martin Jambor <mjambor@suse.cz>
4756 PR tree-optimization/43257
4757 * tree.c (assign_assembler_name_if_neeeded): New function.
4758 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4760 * tree.h (assign_assembler_name_if_neeeded): Declare.
4761 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4762 the function if needed.
4764 2010-03-11 Chris Demetriou <cgd@google.com>
4766 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4767 include/stdint-gcc.h, and include/stdint.h world-readable.
4769 2010-03-11 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/43255
4772 * tree-vrp.c (process_assert_insertions_for): Do not insert
4773 asserts for trivial conditions.
4775 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4777 PR tree-optimization/43280
4778 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4779 generation. Move calculation of size out of the if branch.
4780 (find_bswap): Modify compare number generation.
4782 2010-03-11 Richard Guenther <rguenther@suse.de>
4785 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4786 (input_gimple_stmt): Fixup handled component types during
4787 operand read. Also fix up decls in ADDR_EXPRs.
4789 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4791 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4792 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4794 2010-03-10 Jan Hubicka <jh@suse.cz>
4797 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4798 * varasm.c (get_variable_section): Don't do that here...
4799 (make_decl_rtl): ... and here.
4800 (do_assemble_alias): Produce decl RTL.
4801 (assemble_alias): Likewise.
4803 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4806 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4807 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4809 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4810 (based_loc_descr): Only express drap or vdrap regno based expressions
4811 using DW_OP_fbreg when not optimizing.
4812 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4813 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4814 REG_CFA_SET_VDRAP note.
4816 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4818 PR tree-optimization/43236
4819 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4820 error in calculation of base address in reverse iteration case.
4821 (generate_builtin): Take number of latch executions if the statement
4824 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4827 * tree-eh.c: Include pointer-set.h.
4828 (lower_eh_dispatch): Filter out duplicate case labels and
4829 remove the unneeded edge when the label is unused. Return
4830 true when some edges are removed.
4831 (execute_lower_eh_dispatch): When any lowering resulted in
4832 removing an edge, also delete unreachable blocks.
4834 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4837 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4838 UNSPEC_MACHOPIC_OFFSET.
4840 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4843 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4844 (m68k_delegitimize_address): New function.
4846 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4849 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4852 * var-tracking.c (adjust_sets): New function.
4853 (count_with_sets, add_with_sets): Use it.
4854 (get_adjusted_src): New inline function.
4855 (add_stores): Use it.
4858 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4859 call cselib_dummy_expand_value_rtx_cb instead of
4860 cselib_expand_value_rtx_cb.
4863 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4864 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4865 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4866 and .cfi_endproc around the pic thunks.
4867 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4868 all queued unwind info register saves are saved before the call.
4869 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4870 considered as sp-=4 for unwind info and the pop as sp+=4 which
4871 also clobbers dest, but doesn't actually restore it.
4874 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4875 RTX_FRAME_RELATED_P.
4877 2010-03-09 Jie Zhang <jie@codesourcery.com>
4879 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4880 whitespaces in output template.
4882 2010-03-09 Jie Zhang <jie@codesourcery.com>
4884 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4887 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4889 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4890 builtins.exp in a separate job.
4892 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4894 * graphite-sese-to-poly.c (add_param_constraints): Use
4895 lower_bound_in_type and upper_bound_in_type.
4897 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4899 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4900 instead of unsigned_type_node.
4902 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4903 Reza Yazdani <reza.yazdani@amd.com>
4906 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4907 on pointer type parameters.
4909 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4913 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4914 handle conversions from pointer to integers.
4915 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4916 induction variable, to be able to work with code generated by CLooG.
4917 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4918 (build_poly_scop): Bail out if we cannot codegen a loop.
4920 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4922 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4923 code generation with gloog_error.
4925 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4927 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4928 Call fold_convert on all the returned values.
4929 (expand_scalar_variables_expr): Pass to
4930 expand_scalar_variables_ssa_name the type of the resulting expression.
4932 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4934 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4935 ppl_min_for_le_pointset.
4936 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4937 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4939 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4941 * graphite-dependences.c (map_into_dep_poly): Removed.
4942 (dependence_polyhedron_1): Use combine_context_id_scat.
4944 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4946 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4947 (struct poly_bb): Same.
4948 (combine_context_id_scat): New.
4950 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4953 * sese.c (name_defined_in_loop_p): Return false for default
4956 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4958 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4959 and clean up the logic.
4961 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4963 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4966 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4968 * var-tracking.c (remove_cselib_value_chains): Define only for
4970 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4971 delete_slot_part, emit_notes_for_differences_1): Don't call
4972 remove_cselib_value_chains here.
4973 (set_slot_part, emit_notes_for_differences_2): Don't call
4974 add_cselib_value_chains here.
4975 (preserved_values): New vector.
4976 (preserve_value): New function.
4977 (add_uses, add_stores, vt_add_function_parameters): Use it
4978 instead of cselib_preserve_value.
4979 (changed_values_stack): New vector.
4980 (check_changed_vars_0): New function.
4981 (check_changed_vars_1, check_changed_vars_2): Use it.
4982 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4983 changed_values_stack VALUEs.
4984 (vt_emit_notes): For all preserved_values call
4985 add_cselib_value_chains. If ENABLE_CHECKING call
4986 remove_cselib_value_chains before verifying value_chains is empty.
4987 Initialize and free changed_values_stack.
4988 (vt_initialize): Initialize preserved_values.
4989 (vt_finalize): Free preserved_values.
4991 2010-03-08 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/43269
4994 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4997 2010-03-08 Martin Jambor <mjambor@suse.cz>
4999 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5000 (ipa_is_param_called): Removed.
5001 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5002 (ipa_print_node_params): Do not print the called flag.
5003 (ipa_write_node_info): Do not stream the called flag.
5004 (ipa_read_node_info): Likewise.
5006 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5009 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5010 * cselib.c (struct expand_value_data): Add dummy field.
5011 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5013 (cselib_dummy_expand_value_rtx_cb): New function.
5014 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5016 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5017 * var-tracking.c: Include pointer-set.h.
5018 (variable): Change n_var_parts to char from int. Add
5019 cur_loc_changed and in_changed_variables fields.
5020 (variable_canonicalize): Remove.
5021 (shared_var_p): New inline function.
5022 (unshare_variable): Maintain cur_loc_changed and
5023 in_changed_variables fields. If var was in changed_variables,
5024 replace it there with new_var. Just copy cur_loc instead of
5025 resetting it to something else.
5026 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5027 (dataflow_set_union): Don't call variable_canonicalize.
5028 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5029 of their DEBUG_EXPR_TREE_DECLs.
5030 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5031 and in_changed_variables and cur_loc_changed is false.
5032 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5033 and cur_loc_changed. Don't update cur_loc here.
5034 (variable_merge_over_src): Don't call variable_canonicalize.
5035 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5036 removing loc that is equal to cur_loc, clear cur_loc,
5037 set cur_loc_changed and ensure variable_was_changed is called.
5038 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5039 compare pointers in cur_loc check, if it is equal to loc,
5040 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5041 (variable_different_p): Remove compare_current_location argument,
5042 don't compare cur_loc.
5043 (dataflow_set_different_1): Adjust variable_different_p caller.
5044 (variable_was_changed): If dv had some var in changed_variables
5045 already, reset in_changed_variables flag for it and propagate
5046 cur_loc_changed over to the new variable. On empty var
5047 always set cur_loc_changed. Set in_changed_variables on whatever
5048 var is added to changed_variables.
5049 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5050 Use shared_var_p. When removing loc that is equal to cur_loc,
5051 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5052 end, don't set it to something else, just call variable_was_changed.
5053 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5054 loc being removed, clear cur_loc and set cur_loc_changed.
5055 Set cur_loc_changed if all locations have been removed.
5056 (struct expand_loc_callback_data): New type.
5057 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5058 allocated. Always create SUBREGs if simplify_subreg failed.
5059 Prefer to use cur_loc, when that fails and still in
5060 changed_variables (and seen first time) recompute it. Set
5061 cur_loc_changed of variables which had to change cur_loc and
5062 compute elcd->cur_loc_changed if any of the subexpressions used
5063 had to change cur_loc.
5064 (vt_expand_loc): Adjust to pass arguments in
5065 expand_loc_callback_data structure.
5066 (vt_expand_loc_dummy): New function.
5067 (emitted_notes): New variable.
5068 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5069 that weren't used for any other decl in current
5070 emit_notes_for_changes call call vt_expand_loc_dummy to update
5071 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5072 first loc_chain location if NULL before. Always use just
5073 cur_loc instead of first loc_chain location. When cur_loc_changed
5074 is false, when not --enable-checking=rtl just don't emit any note.
5075 When rtl checking, compute the note and assert it is the same
5076 as previous note. Clear cur_loc_changed and in_changed_variables
5077 at the end before removing from changed_variables.
5078 (check_changed_vars_3): New function.
5079 (emit_notes_for_changes): Traverse changed_vars to call
5080 check_changed_vars_3 on each changed var.
5081 (emit_notes_for_differences_1): Clear cur_loc_changed and
5082 in_changed_variables. Recompute cur_loc of new_var.
5083 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5084 (vt_emit_notes): Initialize and destroy emitted_notes.
5086 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5088 PR rtl-optimization/42220
5089 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5090 Use verify_reg_tracked to determine if we should use OP_OUT rather
5092 (build_def_use): If we see an in-out operand for a register that we
5093 know nothing about, treat is an output if possible, fail the block if
5096 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5099 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5102 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5105 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5106 uses of relevant DEFs that are dead outside the loop too.
5108 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5110 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5112 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5114 * var-tracking.c (values_to_unmark): New variable.
5115 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5116 values_to_unmark vector. Moved body to...
5117 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5118 instead queue it into values_to_unmark vector.
5119 (vt_find_locations): Free values_to_unmark vector.
5121 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5123 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5124 (site.exp): Export them when plugins are enabled.
5126 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5129 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5131 (chrec_fold_multiply): Same.
5133 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5136 * c-decl.c (build_compound_literal): Return early if init is
5139 2010-03-04 Martin Jambor <mjambor@suse.cz>
5141 PR tree-optimization/43164
5142 PR tree-optimization/43191
5143 * tree-sra.c (type_consists_of_records_p): Reject records with
5144 zero-size bit-fields at the end.
5146 2010-03-04 Mike Stump <mikestump@comcast.net>
5148 * Makefile.in (TAGS): Remove *.y.
5150 2010-03-04 Richard Guenther <rguenther@suse.de>
5152 PR tree-optimization/40761
5153 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5155 (my_rev_post_order_compute): New function.
5156 (init_pre): Call it.
5158 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5161 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5162 decrease the cost of an IV candidate when the cost is infinite.
5164 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5166 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5167 Use '3DNow!' for the extension of that name, ensure normal space
5169 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5171 2010-03-03 Jeff Law <law@redhat.com>
5173 * PR middle-end/32693
5174 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5175 than gen_rtx_SUBREG.
5176 (extract_bit_field_1): Likewise.
5178 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5180 * doc/sourcebuild.texi (Test directives): Document that arguments
5181 include-opts and exclude-opts are now optional for dg-skip-if,
5182 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5184 2010-03-03 Jason Merrill <jason@redhat.com>
5187 * cgraph.h (varpool_node): Add extra_name field.
5188 * varpool.c (varpool_extra_name_alias): New.
5189 (varpool_assemble_decl): Emit extra name aliases.
5190 (varpool_mark_needed_node): Look past an extra name alias.
5191 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5192 * lto-streamer-in.c (lto_input_tree): Read it.
5193 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5195 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5197 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5198 (sparc*-*-solaris2*): ...this.
5200 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5203 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5204 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5205 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5206 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5209 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5210 fallthrough to default handling, just with want_address 0 instead of 2.
5211 For single element lists, add_AT_loc directly, otherwise create an
5212 artificial variable DIE and stick location list to it.
5215 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5216 (VAL_EXPR_HAS_REVERSE): Define.
5217 (reverse_op): New function.
5218 (add_stores): For reversible operations add an extra MO_VAL_USE.
5220 2010-03-02 Jason Merrill <jason@redhat.com>
5222 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5224 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5226 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5227 (sparc64-*-linux*): Likewise.
5228 (sparc64-*-solaris2*): Include assembler files before linker ones.
5229 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5230 * config/sparc/gas.h: Delete.
5231 * config/sparc/sol2-64.h: Add copyright notice.
5232 * config/sparc/sol2-gas-bi.h: Likewise.
5233 * config/sparc/sol2-gld.h: Likewise.
5234 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5235 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5236 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5237 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5238 (sparc_elf_asm_named_section): Rename into...
5239 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5241 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5243 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5245 2010-03-02 Jeff Law <law@redhat.com>
5248 * reload1.c (rtx_p, substitute_stack): Declare.
5249 (substitute): Record addresses of changed rtxs.
5250 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5251 Restore the original rtx when complete.
5252 (reload): Free subsitute_stack when complete.
5254 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5256 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5257 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5259 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5260 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5261 Torture Tests): Change from subsection to section.
5263 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5264 Steven Bosscher <steven@gcc.gnu.org>
5266 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5269 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5272 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5273 the assignment from the new induction variable to the assignment
5274 of the value from the original loop PHI function.
5276 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5277 Daniel Jacobowitz <dan@codesourcery.com>
5279 * doc/sourcebuild.texi (Test directives): Clarify options to
5282 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5284 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5285 Disable cfi directives unless GCC and gas agree on using read-only
5286 .eh_frame sections for 64-bit.
5287 * configure: Regenerate.
5289 2010-03-01 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/43220
5292 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5293 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5295 2010-03-01 Richard Guenther <rguenther@suse.de>
5296 Martin Jambor <mjambor@suse.cz>
5299 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5300 gimplified parameters.
5302 2010-03-01 Christian Bruel <christian.bruel@st.com>
5304 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5306 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5308 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5310 2010-03-01 Richard Guenther <rguenther@suse.de>
5313 * expr.c (expand_assignment): Use the alias-oracle to tell
5314 if the rhs aliases the result decl.
5316 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5319 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5320 to sol_gt_pch_get_address.
5321 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5322 64-bit, SPARC and x86.
5323 (sol_gt_pch_get_address): New function.
5325 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5327 * toplev.h (inform_n, error_n): Declare.
5328 * diagnostic.c (inform_n, error_n): New function.
5330 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5332 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5333 has no rtl yet when processing local_decls, queue it and recheck
5334 if deferred stack allocation hasn't assigned it rtl.
5336 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5338 * config/sh/sh.c (unspec_bbr_uid): New.
5339 (gen_block_redirect): Use it instead of INSN_UID.
5340 (gen_far_branch): Likewise.
5342 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5344 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5345 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5347 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5349 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5350 (Warning Options): -Wno-conversion-null is valid for
5351 Objective-C++ as well.
5352 * doc/tm.texi (Named Address Spaces): Likewise.
5353 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5354 * doc/tree-ssa.texi (Tree SSA): Likewise.
5356 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5359 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5360 by default. Don't set the default arch for
5361 i[34567]86-*-darwin*|x86_64-*-darwin*.
5363 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5366 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5367 default. Set the default 32bit/64bit archs with $with_arch
5368 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5370 2010-02-27 Richard Guenther <rguenther@suse.de>
5372 PR tree-optimization/43186
5373 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5374 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5375 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5376 unroller iterations.
5378 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5380 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5381 required and i[34567]86-*-* targets don't support 64bit ISA.
5383 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5386 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5389 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5391 * config.gcc: Set the default arch at least to Prescott for
5392 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5393 if SSE math is enabled.
5395 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5397 * diagnostic.c (diagnostic_initialize): Update.
5398 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5400 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5401 (diagnostic_inhibit_notes): New.
5402 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5404 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5407 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5408 * doc/standards.texi: Likewise.
5409 * doc/extend.texi: Likewise.
5410 * doc/trouble.texi: Likewise.
5411 * doc/cppopts.texi: Likewise.
5412 * doc/install.texi: Likewise.
5413 * c.opt (std=c90,std=gnu90): New options.
5414 * c-opts.c (c_common_handle_option): Handle them.
5416 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5419 * c-decl.c (undeclared_variable): Use an informative note.
5421 2010-02-26 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/43186
5424 * gimple.h (gimple_fold): Remove.
5425 * gimple.c (gimple_fold): Remove. Inline into single user ...
5426 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5427 Try harder for conditions.
5429 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5432 * function.c (used_types_insert): Don't skip through named pointer
5433 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5434 and it is different from the main variant's type.
5436 2010-02-26 Nick Clifton <nickc@redhat.com>
5438 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5440 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5442 * config.gcc: Support --with-fpmath=sse for x86.
5444 * config/i386/ssemath.h: New.
5446 * doc/install.texi (--with-fpmath=sse): Documented.
5448 2010-02-26 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/43188
5451 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5452 vector types of over-aligned element type.
5454 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5458 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5460 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5462 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5464 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5466 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5467 * var-tracking.c: Include diagnostic.h.
5468 (debug_dv): New function.
5469 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5472 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5473 (add_value_chain, add_value_chains, remove_value_chain,
5474 remove_value_chains): Handle DEBUG_EXPRs.
5475 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5478 * regcprop.c (struct queued_debug_insn_change): New type.
5479 (struct value_data_entry): Add debug_insn_changes field.
5480 (struct value_data): Add n_debug_insn_changes field.
5481 (debug_insn_changes_pool): New variable.
5482 (free_debug_insn_changes, apply_debug_insn_changes,
5483 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5484 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5485 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5487 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5489 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5490 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5491 changes, call cprop_find_used_regs via note_stores.
5492 (copyprop_hardreg_forward): When copying vd from predecessor
5493 which has any queued DEBUG_INSN changes, make sure the pointers are
5494 cleared. At the end call df_analyze and then if there are any
5495 DEBUG_INSN changes queued at the end of some basic block for still
5496 live registers, apply them.
5497 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5499 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5501 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5504 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5506 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5507 targets. Set the default with_cpu/with_arch from arch/cpu.
5508 Allow x86-64 and native for with_cpu/with_arch.
5510 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5512 * ebitmap.c: Change calls to verify_popcount with calls to
5513 sbitmap_verify_popcount.
5514 (ebitmap_clear_bit): Fixed map->cacheindex test and
5515 map>cache update when bit clearing results in an empty
5518 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5521 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5522 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5523 and support both V2DF and V2DI modes.
5524 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5525 support both V2DF and V2DI modes.
5526 (general): Delete trailing whitespace from a few patterns.
5528 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5529 V2DF/V2DI interleave high/low builtins.
5531 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5534 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5535 interleave high/low functions.
5537 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5539 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5540 #pragma extern_prefix.
5542 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5545 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5546 BLKmode, assert op0 is a MEM and just adjust its mode.
5549 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5550 if bitpos isn't multiple of mode's bitsize.
5552 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5554 * c.opt (-ftemplate-depth=): New.
5555 (-ftemplate-depth-): Deprecate.
5556 * optc-gen.awk: Handle -ftemplate-depth=.
5557 * opth-gen.awk: Likewise.
5558 * c-opts.c (c_common_handle_option): Likewise.
5559 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5561 2010-02-24 Jason Merrill <jason@redhat.com>
5563 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5565 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5567 * cfg.c (alloc_aux_for_block): Remove inline.
5568 (alloc_aux_for_edge): Likewise.
5570 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5572 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5574 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5576 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5577 * config/i386/sol2-gas.h: New file.
5578 * config.gcc (i[34567]86-*-solaris2*): Use it.
5580 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5583 * c-typeck.c (ep_convert_and_check): New.
5584 (build_conditional_expr): Use it.
5585 (build_binary_op): Likewise.
5587 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5589 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5592 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5593 bounds even for -O+.
5594 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5595 expr needs to have DECL_NAME set.
5597 2010-02-24 Nick Clifton <nickc@redhat.com>
5599 * config/mep/mep.c: Include gimple.h.
5600 (mep_function_uses_sp): Delete unused function.
5601 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5602 parameters. Use unsigned integers to count args. Return a
5603 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5605 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5608 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5609 greater or equal to nelt instead of 2 * nelt.
5610 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5613 2010-02-23 Jason Merrill <jason@redhat.com>
5616 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5617 in cfun->local_decls even if they have register types.
5620 * stor-layout.c (place_field): Don't warn about unnecessary
5621 DECL_PACKED if the type is packed.
5623 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5626 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5627 GOTOFF relocs, even when the base reg isn't pic pointer.
5629 2010-02-23 Michael Matz <matz@suse.de>
5632 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5633 (expand_gimple_basic_block): Generate and use debug temps if there
5634 are debug uses left after the last real use of TERed ssa names.
5635 Unlink debug immediate uses when they are expanded.
5637 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5640 * config/i386/i386.c (override_options): Reorganise to provide
5641 better error messages.
5643 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5646 * graphite-scop-detection.c (create_single_exit_edge): Move
5647 the call to find_single_exit_edge to....
5648 (create_sese_edges): ...here. Don't handle multiple edges
5649 exiting the function.
5650 (build_graphite_scops): Don't handle multiple edges
5651 exiting the function.
5653 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5656 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5657 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5659 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5662 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5664 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5667 * c-typeck.c (convert_arguments): Print declaration location.
5668 * c-common.c (validate_nargs): Rename as
5669 builtin_function_validate_nargs.
5670 (check_builtin_function_arguments): Update.
5672 2010-02-22 Richard Guenther <rguenther@suse.de>
5675 * tree-inline.c (declare_return_variable): Use the type of
5676 the call stmt lhs if available.
5678 2010-02-22 Duncan Sands <baldrick@free.fr>
5680 * passes.c (register_pass): Always consider all pass lists when
5681 ref_pass_instance_number is zero.
5683 2010-02-22 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/42749
5686 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5687 parameter. Do arithmetic in the original type.
5688 (update_accumulator_with_ops): Likewise.
5689 (adjust_accumulator_values): Adjust.
5691 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5693 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5694 (QI to BLKmode splitter): New splitter.
5696 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5698 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5699 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5701 2010-02-22 Richard Guenther <rguenther@suse.de>
5703 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5705 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5707 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5708 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5709 ($(T)crti.o, $(T)crtn.o): Remove rules.
5711 2010-02-21 Tobias Burnus <burnus@net-b.de>
5714 * doc/invoke.texi (-fassociative-math): Document that this
5715 option is automatically enabled for Fortran.
5717 2010-02-20 David S. Miller <davem@davemloft.net>
5719 * configure.ac: Test if linker and assembler properly support
5720 GOTDATA_OP relocations.
5721 * configure: Rebuild.
5722 * config.in: Likewise.
5723 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5724 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5725 (movsi_high_pic): Likewise.
5726 (movdi_lo_sum_pic): Likewise.
5727 (movdi_high_pic): Likewise.
5728 (movsi_pic_gotdata_op): New pattern.
5729 (movdi_pic_gotdata_op): Likewise.
5730 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5731 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5733 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5737 attribute to ssemul.
5738 (xop_mulv2div2di3_high): Ditto.
5740 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5743 * c.opt (Wconversion-null): New option.
5744 * doc/invoke.texi (Wconversion-null): Document.
5746 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5748 * common.opt (Wlarger-than-): Add Undocumented.
5750 2010-02-19 Mike Stump <mikestump@comcast.net>
5752 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5754 2010-02-19 Jason Merrill <jason@redhat.com>
5757 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5758 * configure: Likewise.
5760 2010-02-20 Alan Modra <amodra@gmail.com>
5763 * cgraph.h (cgraph_make_decl_local): Declare.
5764 * cgraph.c (cgraph_make_decl_local): New function.
5765 (cgraph_make_node_local): Use it.
5766 * cgraphunit.c (cgraph_function_versioning): Likewise.
5767 * ipa.c (function_and_variable_visibility): Likewise.
5769 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5772 * except.c (sjlj_emit_function_enter): Don't call
5773 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5775 * rtl.h (add_reg_br_prob_note): Remove prototype.
5777 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5780 * c-common.c (conversion_warning): Remove widening conversions
5781 before checking the conversion of integers to reals.
5783 2010-02-19 Mike Stump <mikestump@comcast.net>
5786 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5789 * cgraphunit.c (process_function_and_variable_attributes): Check
5790 DECL_PRESERVE_P instead of looking up attribute "used".
5791 * ipa-pure-const.c (check_decl): Likewise.
5792 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5793 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5794 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5795 instead of attribute "used".
5796 * config/sol2-c.c (solaris_pragma_init): Likewise.
5797 (solaris_pragma_fini): Likewise.
5799 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5801 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5802 Use XCNEW instead of xcalloc.
5803 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5804 XNEW instead of xmalloc.
5805 (get_fields): Use XNEWVEC instead of xmalloc.
5808 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5809 populate vars array.
5810 (create_new_general_access): For debug stmts just reset value.
5811 (get_stmt_accesses): For accesses within debug stmts just record them
5812 using add_access_to_acc_sites instead of preventing the peeling or
5813 counting them as accesses.
5816 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5818 2010-02-19 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/42916
5821 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5824 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5826 * configure.ac: Replace all uses of changequote in macro arguments
5827 with proper quoting.
5829 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5832 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5834 2010-02-19 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/42944
5837 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5838 test for aliasing with errno.
5840 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5843 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5844 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5845 * dojump.c: Include output.h.
5846 (inv): New inline function.
5847 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5848 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5849 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5850 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5851 argument, pass it down to other calls.
5852 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5853 add REG_BR_PROB note to the conditional jump.
5854 * cfgexpand.c (add_reg_br_prob_note): Removed.
5855 (expand_gimple_cond): Don't call it, add the probability
5856 as last argument to jumpif_1/jumpifnot_1.
5857 * Makefile.in (dojump.o): Depend on output.h.
5858 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5860 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5861 * stmt.c (do_jump_if_equal): Likewise.
5862 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5863 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5864 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5866 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5867 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5868 jumpifnot_1 callers.
5869 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5871 (store_expr): Adjust jumpifnot caller.
5872 (store_constructor): Adjust jumpif caller.
5875 * gimplify.c (gimple_boolify): For __builtin_expect call
5876 gimple_boolify also on its first argument.
5878 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5880 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5882 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5883 * configure: Regenerated.
5885 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5887 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5888 lang_hooks.types_compatible_p instead of comptypes.
5890 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5892 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5893 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5894 if __prefer_thumb__ is defined.
5896 2010-02-18 Martin Jambor <mjambor@suse.cz>
5898 PR tree-optimization/43066
5899 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5900 array with zero-sized element type.
5902 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5904 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5905 rtx, allocate struct var_loc_node here and return it to the
5906 caller, and only if it is actually needed.
5907 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5908 move it earlier and return immediately if it returns NULL.
5910 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5912 * config/sparc/gas.h: New file. Restore
5913 TARGET_ASM_NAMED_SECTION to its ELF default.
5914 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5916 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5917 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5918 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5919 after sparc/sysv4.h.
5921 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5923 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5925 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5927 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5928 patterns from predicated pattern.
5930 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5933 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5934 for insn mnemonic suffix.
5936 2010-02-17 Richard Guenther <rguenther@suse.de>
5938 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5941 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5944 * caller-save.c (save_call_clobbered_regs): If BB ends with
5945 a DEBUG_INSN, move any notes in between last real insn and the last
5946 DEBUG_INSN after the last DEBUG_INSN.
5948 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5950 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5951 Fix return type. Fix argument type. Explain meaning of return value.
5953 2010-02-16 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/41043
5956 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5957 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5959 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5961 2010-02-16 Ira Rosen <irar@il.ibm.com>
5963 PR tree-optimization/43074
5964 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5965 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5966 vectorizable cycles in hybrid SLP check.
5967 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5969 2010-02-16 Richard Guenther <rguenther@suse.de>
5971 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5972 (true_dependence): If memrefs_conflict_p computes must-alias
5973 trust it. Move TBAA check after offset-based disambiguation.
5974 (canon_true_dependence): Likewise.
5976 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5978 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5979 * doc/invoke.texi: Document it.
5980 * var-tracking.c: Include toplev.h and params.h.
5981 (vt_find_locations): Return bool indicating success. Compute
5982 hash sizes unconditionally. Check new parameter, report.
5983 (variable_tracking_main_1): Check vt_find_locations results and
5984 retry. Renamed from...
5985 (variable_tracking_main): ... this. New wrapper to preserve
5986 flag_var_tracking_assignments.
5987 * Makefile.in (var-tracking.o): Adjust dependencies.
5989 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5990 Jakub Jelinek <jakub@redhat.com>
5993 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5994 if weak_import attribute is present.
5995 * config/darwin.c (machopic_select_section): Likewise.
5997 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5999 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6000 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6001 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6002 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6004 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6007 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6010 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6011 Rewrite text to refer to the names.
6013 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6015 * config/i386/i386-builtin-types.def
6016 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6017 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6018 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6019 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6020 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6021 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6022 IX86_BUILTIN_VPERMIL2PS256.
6023 (MULTI_ARG_4_DF2_DI_I): Defined.
6024 (MULTI_ARG_4_DF2_DI_I1): Defined.
6025 (MULTI_ARG_4_SF2_SI_I): Defined.
6026 (MULTI_ARG_4_SF2_SI_I1): Defined.
6027 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6028 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6029 __builtin_ia32_vpermil2ps256.
6030 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6031 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6032 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6033 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6034 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6035 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6036 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6037 CODE_FOR_xop_vpermil2v8sf3.
6038 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6039 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6040 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6041 (_mm256_permute2_pd): New.
6042 (_mm_permute2_ps): New.
6043 (_mm256_permute2_ps): New.
6045 2010-02-15 Nick Clifton <nickc@redhat.com>
6047 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6048 boolean parameters. Use emit_jump_insn when emitting a pop
6049 instruction containing a return insn.
6050 (push): Use 'true' rather than '1' as second parameter to F.
6051 (h8300_expand_prologue): Likewise.
6052 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6053 (h8300_expand_epilogue): Likewise.
6055 2010-02-15 Richard Guenther <rguenther@suse.de>
6058 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6061 2010-02-15 Nick Clifton <nickc@redhat.com>
6063 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6066 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6068 * intl.c (fake_ngettext): New function.
6069 * intl.h (fake_ngettext): Declare.
6070 (ngettext): Define macro.
6071 * collect2.c (notice_translated): New function.
6072 (main): Use notice_translated and ngettext.
6073 * collect2.h (notice_translated): Declare.
6075 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6077 * reorg.c (delete_computation): Comment fixes.
6078 * caller-save.c (setup_save_areas): Idem.
6079 * sel-sched-dump.c (dump_lv_set): Idem.
6082 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6084 * config/s390/s390.c (s390_sched_init): New function.
6085 (TARGET_SCHED_INIT): Target hook defined.
6087 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6088 Jack Howarth <howarth@bromo.med.uc.edu>
6089 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6092 Partial revert of unintended change in fix for PR41605.
6093 * config/darwin.h: Fix typo.
6094 * config/darwin9.h: Same.
6096 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6098 * c-pch.c (pch_init): Clear v.
6100 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6103 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6104 graphite_can_represent_init for MULT_EXPR.
6106 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6110 * graphite-sese-to-poly.c (remove_phi): New.
6111 (translate_scalar_reduction_to_array): Call remove_phi.
6113 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6116 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6117 * graphite-clast-to-gimple.h (gloog): Update declaration.
6118 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6119 * graphite-poly.h (struct poly_bb): Add missing comments.
6120 (struct scop): Add poly_scop_p field.
6122 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6123 * graphite.c (graphite_transform_loops): Build the polyhedral
6124 representation for each scop before code generation.
6125 * sese.c (rename_variables_in_operand): Removed.
6126 (rename_variables_in_expr): Return the renamed expression.
6127 (rename_sese_parameters): New.
6128 * sese.h (rename_sese_parameters): Declared.
6130 2010-02-11 Richard Guenther <rguenther@suse.de>
6132 PR tree-optimization/42998
6133 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6134 POINTER_PLUS_EXPR properly.
6136 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6137 Changpeng Fang <changpeng.fang@amd.com>
6140 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6141 the cost of an IV candidate when the IV is used in a test against zero.
6143 * gcc.dg/tree-ssa/ivopts-3.c: New.
6145 2010-02-11 Richard Guenther <rguenther@suse.de>
6148 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6149 pointer-vs-decl case by swapping refs. Handle some cases
6150 of pointer-vs-decl disambiguations more conservatively.
6151 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6152 to false after expanding.
6154 2010-02-11 Richard Guenther <rguenther@suse.de>
6157 * gcc.c (process_command): Handle LTO file@offset case more
6160 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6162 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6163 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6165 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6167 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6168 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6169 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6170 Optimize eq/ne comparisons when both arguments are known to be
6172 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6173 Don't mask operands unnecessarily if they are known to be already
6176 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6178 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6181 2010-02-10 Richard Guenther <rguenther@suse.de>
6183 PR tree-optimization/43017
6184 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6185 for wrapping signed arithmetic.
6187 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6190 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6191 if no debug info should be emitted for it.
6193 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6195 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6196 note when flag_exceptions is set.
6198 2010-02-10 Duncan Sands <baldrick@free.fr>
6200 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6202 2010-02-10 Richard Guenther <rguenther@suse.de>
6205 * tree.c (get_unwidened): Handle constants.
6206 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6208 2010-02-10 Martin Jambor <mjambor@suse.cz>
6211 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6212 check for variable argument counts independently.
6214 2010-02-10 Christian Bruel <christian.bruel@st.com>
6217 * config/sh/sh.c (find_barrier): Increase length for non delayed
6218 conditional branches.
6220 2010-02-10 Christian Bruel <christian.bruel@st.com>
6222 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6224 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6226 * builtins.c (set_builtin_user_assembler_name): Also handle
6227 ffs if int is smaller than word.
6229 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6232 * ira-conflicts.c (get_dup): Remove.
6233 (process_reg_shuffles): Add new parameter. Use it as an
6234 additional guard for copy generation.
6235 (add_insn_allocno_copies): Rewrite.
6237 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6239 * common.opt (fsched2-use-traces): Preserved for backward
6241 * doc/invoke.texi: Remove the documentation about option
6242 -fsched2-use-traces.
6243 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6244 flag_sched2_use_traces.
6245 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6246 the backward compatibility flag section.
6248 2010-02-09 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/43008
6251 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6252 make HEAP variables initialized from global memory if they
6253 are not known builtin functions.
6254 (find_func_aliases): Adjust.
6256 2010-02-09 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/43000
6259 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6260 arithmetic manually.
6262 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6264 PR tree-optimization/42931
6265 * tree-loop-linear.c (try_interchange_loops): Don't call
6266 double_int_mul if estimated_loop_iterations failed.
6268 2010-02-08 Martin Jambor <mjambor@suse.cz>
6271 * tree-sra.c (build_accesses_from_assign): Do not mark in
6272 should_scalarize_away_bitmap if stmt has volatile ops.
6273 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6276 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6278 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6280 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6282 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6285 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6288 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6290 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6293 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6294 to unknown_dependence.
6295 (graphite_legal_transform_dr): Handle the unknown_dependence.
6296 (graphite_carried_dependence_level_k): Same.
6298 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6300 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6302 2010-02-07 Richard Guenther <rguenther@suse.de>
6305 * expr.c (get_inner_reference): Always initialize *pbitsize.
6307 2010-02-07 Richard Guenther <rguenther@suse.de>
6310 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6311 new ARRAY_REFs on variable size element or minimal index arrays.
6313 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6314 gimple_fold_indirect_ref.
6316 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6319 * arm.c (arm_override_options): Just return if the user has specified
6320 an invalid fpu name.
6322 2010-02-03 Jason Merrill <jason@redhat.com>
6325 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6326 i386_pe_maybe_record_exported_symbol.
6328 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6331 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6332 (pa_delegitimize_address): New function.
6334 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6336 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6337 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6339 2010-02-05 Richard Guenther <rguenther@suse.de>
6342 * lto-streamer-in.c (get_resolution): Deal with references
6343 to undefined functions.
6345 2010-02-05 Richard Guenther <rguenther@suse.de>
6347 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6348 (fold_const_aggregate_ref): Likewise.
6349 (ccp_fold_stmt): Substitute loads.
6350 (maybe_fold_reference): Verify types before substituting.
6352 (fold_gimple_assign): Unshare properly.
6353 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6355 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6357 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6358 for rs6000_gen_cell_microcode.
6360 2010-02-04 Richard Guenther <rguenther@suse.de>
6362 PR rtl-optimization/42952
6363 * dse.c (const_or_frame_p): Remove MEM handling.
6365 2010-02-04 Nick Clifton <nickc@redhat.com>
6367 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6368 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6369 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6370 (mn10300_asm_output_mi_thunk): New function.
6371 (mn10300_can_output_mu_thunk): New function.
6372 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6373 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6374 (FUNCTION_ARG): Delete incorrect comment.
6376 2010-02-03 Jason Merrill <jason@redhat.com>
6379 * fold-const.c (operand_equal_p): Handle erroneous types.
6381 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6383 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6385 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6387 PR rtl-optimization/42941
6388 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6391 2010-02-03 Jason Merrill <jason@redhat.com>
6394 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6396 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6399 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6400 (cselib_reset_table): Renamed from...
6401 (cselib_reset_table_with_next_value): ... this.
6402 (cselib_get_next_uid): Renamed from...
6403 (cselib_get_next_unknown_value): ... this.
6404 * cselib.c (next_uid): Renamed from...
6405 (next_unknown_value): ... this.
6406 (cselib_clear_table): Adjust.
6407 (cselib_reset_table): Adjust. Renamed from...
6408 (cselib_reset_table_with_next_value): ... this.
6409 (cselib_get_next_uid): Adjust. Renamed from...
6410 (cselib_get_next_unknown_value): ... this.
6411 (get_value_hash): Use hash.
6412 (cselib_hash_rtx): Likewise.
6413 (new_cselib_val): Adjust. Set and dump uid.
6414 (cselib_lookup_mem): Pass next_uid as hash.
6415 (cselib_subst_to_values): Likewise.
6416 (cselib_log_lookup): Dump uid.
6417 (cselib_lookup): Pass next_uid as hash. Adjust.
6418 (cselib_process_insn): Adjust.
6419 (cselib_init): Initialize next_uid.
6420 (cselib_finish): Adjust.
6421 (dump_cselib_table): Likewise.
6422 * dse.c (canon_address): Dump value uid.
6423 * print-rtl.c (print_rtx): Print value uid.
6424 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6426 (dv_uid): New function, sort of renamed from...
6427 (dv_htab_hash): ... this, reimplemented in terms of it and...
6428 (dv_uid2hash): ... this. New.
6429 (variable_htab_eq): Drop excess assertions.
6430 (tie_break_pointers): Removed.
6431 (canon_value_cmp): Compare uids.
6432 (variable_post_merge_New_vals): Print uids.
6433 (vt_add_function_parameters): Adjust.
6434 (vt_initialize): Reset table. Adjust.
6436 2010-02-03 Richard Guenther <rguenther@suse.de>
6438 PR tree-optimization/42944
6439 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6440 (call_may_clobber_ref_p_1): Likewise. Properly handle
6441 malloc and calloc clobbering errno.
6443 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6445 * doc/invoke.texi: Fix name of sched1 dump.
6447 * opts.c (decode_options): Set flag_tree_switch_conversion
6448 only conditionally on optimize >= 2.
6450 * gcse.c: Assorted comment fixes in pass description.
6452 2010-02-03 Anthony Green <green@moxielogic.com>
6454 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6455 nop padding in order to maintain alignment of storage location of
6456 target function address.
6457 (moxie_trampoline_init): Store target function address at newly
6459 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6461 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6463 2010-02-03 Richard Guenther <rguenther@suse.de>
6466 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6468 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6470 * config.gcc: Reenable check for obsolete targets.
6471 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6472 mips-sgi-irix6.[0-4]*.
6474 2010-02-02 Nick Clifton <nickc@redhat.com>
6476 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6477 constant size of 4 as being the same as 0.
6478 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6479 can take values in the range 0..4.
6481 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6484 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6485 as _darwin10_Unwind_FindEnclosingFunction().
6486 * libgcc-libsystem.ver: New.
6488 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6491 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6492 implicitly set registers.
6494 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6496 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6497 (arm_override_options): Allow automatic selection of the thread
6498 pointer register if thumb2.
6499 (legitimize_pic_address): Improve code sequences for Thumb2.
6500 (arm_call_tls_get_addr): Likewise.
6501 (legitimize_tls_address): Likewise.
6502 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6503 (pic_load_addr_32bit): ... this. New named pattern.
6504 * thumb2.md (pic_load_addr_thumb2): Delete.
6505 (pic_load_dot_plus_four): Delete.
6506 (tls_load_dot_plus_four): New named pattern.
6508 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6511 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6512 Document fix for TLS bug.
6514 2010-01-31 Richard Guenther <rguenther@suse.de>
6516 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6517 conservatively correct.
6519 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6523 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6525 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6527 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6529 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6531 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6533 * config.gcc: Adjust order of makefile fragments for mingw targets.
6535 2010-01-31 Richard Guenther <rguenther@suse.de>
6538 * gimplify.c (gimplify_init_constructor): For volatile LHS
6539 initialize a temporary.
6541 2010-01-31 Matthias Klose <doko@ubuntu.com>
6543 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6545 * configure: Regenerate.
6547 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6549 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6550 the same alias set and their sizes different constantness.
6551 (aliasing_component_refs_p): Revert 2009-10-24 change.
6553 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6555 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6558 2010-01-29 Richard Guenther <rguenther@suse.de>
6560 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6561 Assert we successfully updated the call.
6563 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6565 PR rtl-optimization/42889
6566 * df.h (df_set_bb_dirty_nonlr): New prototype.
6567 * df-core.c (df_set_bb_dirty_nonlr): New function.
6568 * df-scan.c (df_insn_rescan): Call it instead of
6569 df_set_bb_dirty for DEBUG_INSNs.
6571 2010-01-29 Richard Guenther <rguenther@suse.de>
6574 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6575 quadratic behavior in most cases.
6577 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6581 in the call to gen_x86_movsicc_0_m1.
6583 2010-01-28 Richard Guenther <rguenther@suse.de>
6585 PR tree-optimization/42871
6586 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6588 2010-01-28 Richard Guenther <rguenther@suse.de>
6590 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6591 into call arguments.
6593 2010-01-28 Richard Guenther <rguenther@suse.de>
6596 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6597 the forwarder if the destination is an EH landing pad.
6599 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6601 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6602 block list passed to gimple_duplicate_sese_tail.
6603 (parallelize_loops): Avoid parallelization when the function
6605 Avoid parallelization when the preheader is IRREDUCIBLE.
6606 Try to optimize when estimated_loop_iterations_int is unresolved.
6607 Add the loop's location to the dump file.
6608 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6609 (gimple_duplicate_sese_tail): Remove the check for the latch.
6610 Redirect nexits to the exit block.
6611 Remove handling of the incoming edges to the latch.
6612 Redirect the backedge from the copied latch to the exit bb.
6614 2010-01-28 Michael Matz <matz@suse.de>
6617 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6618 Wrap force_reg into a sequence, emit it before user.
6620 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6622 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6624 (arm_legacy_rev): Likewise.
6625 (thumb_legacy_rev): Likewise.
6627 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6629 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6630 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6631 on MEM's address failed, try avoid_constant_pool_reference and
6632 recurse if it returned something different.
6633 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6634 address, try avoid_constant_pool_reference and recurse if it
6635 returned something different.
6636 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6637 address and avoid_constant_pool_reference returned something
6638 different, don't set have_address.
6640 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6643 * var-tracking.c (val_store): Add modified argument, obey it.
6645 (count_uses): Move down logging of main.
6646 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6647 don't need resolution.
6648 (emit_notes_in_bb): Likewise.
6650 2010-01-27 Richard Guenther <rguenther@suse.de>
6653 * tree-inline.c (remap_decl): Delay remapping of SSA name
6654 default definitions until we need them.
6656 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6658 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6659 (rs6000_delegitimize_address): New function.
6661 * config/s390/s390.c (s390_delegitimize_address): Call
6662 delegitimize_mem_from_attrs.
6665 * tree-inline.c (cannot_copy_type_1): Removed.
6666 (copy_forbidden): Don't forbid copying of functions containing
6667 records/unions with variable length fields.
6669 2010-01-27 Christian Bruel <christian.bruel@st.com>
6673 * config/sh/sh.c (find_barrier): Increase length for non delayed
6674 conditional branches.
6676 2010-01-27 Matthias Klose <doko@ubuntu.com>
6678 * configure.ac (gnu-unique-object): Fix ldd version check.
6679 * configure: Regenerate.
6681 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6683 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6685 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6686 Test for HAVE_GNU_AS value.
6688 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6690 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6691 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6692 INT64_TYPE): Define.
6693 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6694 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6695 INT_LEAST64_TYPE): Define.
6696 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6697 UINT_LEAST64_TYPE): Define.
6698 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6699 INT_FAST64_TYPE): Define.
6700 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6701 UINT_FAST64_TYPE): Define.
6702 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6703 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6704 (SIG_ATOMIC_TYPE): Define.
6706 2010-01-26 Richard Guenther <rguenther@suse.de>
6708 * df-scan.c (df_scan_set_bb_info): Remove assert.
6709 (df_insn_rescan_debug_internal): Merge asserts.
6710 (df_install_ref): Likewise.
6711 (df_mark_reg): Use bitmap_set_range.
6712 (df_hard_reg_used_p): Remove assert.
6713 (df_hard_reg_used_count): Likewise.
6715 2010-01-26 Richard Guenther <rguenther@suse.de>
6717 PR rtl-optimization/42685
6718 * web.c (web_main): Ignore DEBUG_INSNs.
6720 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6722 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6724 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6725 Fix types of fndecl and arglist parameters.
6727 2010-01-26 Richard Guenther <rguenther@suse.de>
6730 * tree-eh.c (unsplit_eh): Skip debug insns.
6732 2010-01-26 Richard Guenther <rguenther@suse.de>
6734 PR tree-optimization/42250
6735 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6737 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6740 * omp-low.c (expand_omp_sections): Only use single_pred if
6741 l2_bb is single_pred_p.
6743 2010-01-25 Christian Bruel <christian.bruel@st.com>
6746 * config/sh/sh.c (find_barrier): Increase length for non delayed
6747 conditional branches.
6748 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6750 2010-01-24 David S. Miller <davem@davemloft.net>
6752 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6753 define if not using GAS.
6754 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6755 Likewise. Delete SECTION_MERGE code, which is only applicable
6758 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6761 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6762 mangling of va_list in system headers.
6764 2010-01-23 Toon Moene <toon@moene.org>
6766 * tree-predcom.c (combine_chains): Return NULL, not false.
6768 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6770 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6771 initialization of variable res to agree with return type.
6773 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6775 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6776 * tree-sra.c: Add include of expr.h.
6778 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6780 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6781 insert the debug stmt on the single non-EH edge from the stmt.
6783 2010-01-22 Richard Henderson <rth@redhat.com>
6786 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6787 the RHS until after generate_subtree_copies has insertted its
6788 code before the current statement.
6790 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6792 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6794 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6796 2010-01-21 Martin Jambor <mjambor@suse.cz>
6798 PR tree-optimization/42585
6799 * tree-sra.c (struct access): New field grp_total_scalarization.
6800 (dump_access): Dump the new field.
6801 (should_scalarize_away_bitmap): New variable.
6802 (cannot_scalarize_away_bitmap): Likewise.
6803 (sra_initialize): Allocate new bitmaps.
6804 (sra_deinitialize): Free new bitmaps.
6805 (create_access_1): New function.
6806 (create_access): Parts moved to create_access_1.
6807 (type_consists_of_records_p): New function.
6808 (completely_scalarize_record): Likewise.
6809 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6810 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6811 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6813 (analyze_all_variable_accesses): Completely scalarize small eligible
6816 2010-01-21 Martin Jambor <mjambor@suse.cz>
6818 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6820 2010-01-21 Andrew Haley <aph@redhat.com>
6822 * gcc.c (process_command): Move lang_specific_driver before
6823 setting cc_libexec_prefix.
6825 2010-01-21 Richard Guenther <rguenther@suse.de>
6828 * fold-const.c (negate_expr_p): Pretend only negative
6829 real constants are easily negatable.
6831 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6832 Jason Merrill <jason@redhat.com>
6834 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6835 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6836 * calls.c (initialize argument_information): Handle it.
6837 * c-common.c (handle_transparent_union_attribute): Use new name.
6838 * c-decl.c (finish_struct): Ditto.
6839 * c-typeck.c (type_lists_compatible_p): Ditto.
6840 (convert_for_assignment): Use new name and also handle record.
6841 * function.c (aggregate_value_p): Handle it.
6842 (pass_by_reference): Ditto.
6843 (assign_parm_data_types): Ditto.
6844 * print-tree.c (print_node): Ditto.
6845 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6846 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6847 * tree.c (first_field): New fn.
6849 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6852 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6853 even when linking statically, for now.
6855 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6858 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6859 without a cselib val.
6860 (count_uses): Accept MO_VAL_SET with no val on stores.
6861 (add_stores): Likewise.
6863 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6865 * var-tracking.c (check_value_val): Add a compile time assertion.
6866 (dv_is_decl_p): Simplify.
6867 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6868 gcc_assert if ENABLE_CHECKING.
6870 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6873 * var-tracking.c: Include tree-flow.h.
6874 (mem_dies_at_call): New.
6875 (dataflow_set_preserve_mem_locs): Use it.
6876 (dataflow_set_remove_mem_locs): Likewise.
6877 (dump_var): Renamed from dump_variable. Adjust all callers.
6878 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6879 * Makefile.in (var-tracking.o): Adjust deps.
6881 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6883 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6885 2010-01-20 Richard Guenther <rguenther@suse.de>
6887 PR tree-optimization/42717
6888 * tree-ssa-dce.c (get_live_post_dom): Remove.
6889 (forward_edge_to_pdom): Take an arbitrary edge to copy
6890 degenerate PHI args from.
6891 (remove_dead_stmt): Use the first post-dominator even if it
6892 does not contain live statements as redirection destination.
6894 2010-01-20 Richard Guenther <rguenther@suse.de>
6896 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6898 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6900 * sel-sched.c (create_speculation_check): Remove set but not used
6902 (try_transformation_cache): Remove set but not used variable ds.
6903 (calculate_privileged_insns): Remove set but not used variables
6904 cur_insn and min_spec_insn.
6905 (find_best_expr): Remove set but not used variable avail_n.
6906 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6908 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6910 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6911 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6914 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6917 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6918 cpu types. Add support for *-sse3 cpu types.
6919 (x86_64-*-*): Ditto.
6921 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6924 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6925 argument, call initializer_constant_valid_p_1 instead of
6926 initializer_constant_valid_p, pass CACHE to it, return NULL
6927 immediately if first call returns NULL.
6928 (initializer_constant_valid_p_1): New function.
6929 (initializer_constant_valid_p): Use it.
6931 2010-01-20 Thomas Quinot <quinot@adacore.com>
6933 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6935 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6937 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6938 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6939 (loc_list_from_tree): Don't handle unsigned division. Handle
6940 signed modulo using DW_OP_{over,over,div,mul,minus}.
6941 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6942 modulo instead of signed.
6944 2010-01-20 DJ Delorie <dj@redhat.com>
6946 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6948 (h8300_emit_stack_adjustment): Propogate it.
6950 (h8300_expand_prologue): Likewise.
6951 (h8300_expand_epilogue): Likewise.
6953 2010-01-19 Michael Matz <matz@suse.de>
6955 PR tree-optimization/41783
6956 * tree-data-ref.c (toplevel): Include flags.h.
6957 (dump_data_dependence_relation): Also dump the inputs if the
6958 result will be unknown.
6959 (split_constant_offset_1): Look through some conversions.
6960 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6961 the offset from last element is too large.
6962 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6963 (reassociate_to_the_same_stmt): Handle vector registers.
6964 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6966 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6967 wide_prolog_niters argument, emit widening instructions.
6968 (vect_do_peeling_for_alignment): Adjust caller, use widened
6969 variant of the iteration cound.
6970 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6972 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6975 * config/arm/neon-testgen.m (emit_automatics): New parameter
6976 features. Adjust for Fixed_return_reg feature.
6977 (test_intrinsic): Call emit_automatics with new feature.
6978 * config/arm/neon.ml: Update copyright years.
6979 (features): New Fixed_return_reg feature.
6980 (ops): Update feature for Vget_low.
6982 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6984 PR tree-optimization/42719
6985 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6989 * fwprop.c (all_uses_available_at): Return false if def_set dest
6990 is a REG that is used in def_insn.
6992 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6994 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6996 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6999 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7001 * target.h (struct gcc_target) <secondary_reload>: Change type
7002 of last argument to secondary_reload_info *.
7004 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7007 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7008 memory references with unaligned offsets. Remove CQImode handling.
7009 (unaligned_memory_operand): Return 1 for memory references with
7010 unaligned offsets. Remove CQImode handling.
7012 2010-01-18 Richard Guenther <rguenther@suse.de>
7015 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7018 2010-01-18 Richard Guenther <rguenther@suse.de>
7020 PR tree-optimization/42781
7021 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7022 restrict processing only if the original variable was artificial.
7024 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7026 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7027 find number of popped argument bytes.
7029 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7030 Fix the text that describes the return value for invalid insns.
7032 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7034 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7035 Clarify what 'cost of the -dependence' is. Fix quoting.
7037 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7038 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7040 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7042 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7043 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7045 2010-01-17 Richard Guenther <rguenther@suse.de>
7048 * function.c (split_complex_args): Take a VEC to modify.
7049 (assign_parms_augmented_arg_list): Build a VEC instead of
7050 a chain of PARM_DECLs.
7051 (assign_parms_unsplit_complex): Take a VEC of arguments.
7052 Do not fixup unmodified parms.
7053 (assign_parms): Deal with the VEC.
7054 (gimplify_parameters): Likewise.
7056 2010-01-17 Richard Guenther <rguenther@suse.de>
7058 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7059 node existence check.
7060 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7061 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7062 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7063 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7064 (gimple_execute_on_growing_pred): Likewise.
7066 2010-01-17 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/42773
7069 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7070 (compute_antic_aux): Likewise.
7071 (compute_partial_antic_aux): Likewise.
7073 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7076 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7079 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7081 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7084 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7085 Fix markup for strict argument.
7087 (TARGET_SCHED_REORDER2): Fix argument types.
7089 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7090 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7092 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7093 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7095 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7098 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7099 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7100 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7101 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7102 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7104 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7106 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7108 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7109 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7111 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7113 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7116 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7118 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7119 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7121 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7123 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7125 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7126 referring to it. Fix language.
7128 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7130 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7132 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7134 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7136 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7137 '@var{stream}. Remove stray 'and'.
7139 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7141 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7143 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7145 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7146 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7148 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7149 Fix description of return value.
7150 Rename argument "sz" to "len."
7152 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7153 Clarify meaning of 'true' return value.
7155 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7157 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7158 rep_mode versus mode_rep.
7160 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7162 (TARGET_BUILTIN_DECL): Fix name.
7164 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7166 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7168 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7170 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7172 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7174 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7177 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7178 Rename argument tm_fn to md_fn.
7180 (TARGET_OPTION_PRINT): Fix argument list.
7182 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7185 * config/i386/i386.c (ix86_fixup_binary_operands):
7186 Revert FMA4 fixup of operands.
7188 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7191 * Makefile.in (write_entries_to_file, install-plugin):
7192 Use \012 instead of \n with tr.
7194 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7196 * configure.ac (HAVE_AS_REF): New C macro.
7197 * configure: Regenerate.
7198 * config.in: Likewise.
7199 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7201 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7204 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7206 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7208 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7210 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7212 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7214 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7216 (TARGET_BINDS_LOCAL_P): Fix argument type.
7218 (TARGET_ASM_FILE_END): Use prototype.
7220 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7222 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7224 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7226 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7228 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7229 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7231 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7232 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7234 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7235 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7236 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7237 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7239 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7241 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7243 (TARGET_INIT_BUILTINS): Use prototype.
7245 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7246 Put 'const char *' in braces. Fix parameter types.
7247 (TARGET_INVALID_CONVERSION): Fix parameter types.
7248 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7249 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7251 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7254 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7256 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7258 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7260 * doc/tm.texi (TARGET_HELP): Fix return type.
7262 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7263 in braces. Fix argument types.
7265 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7267 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7269 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7271 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7272 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7274 (TARGET_MANGLE_TYPE): Fix argument types.
7276 (TARGET_IRA_COVER_CLASSES): Use prototype.
7278 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7280 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7282 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7284 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7286 (TARGET_CALLEE_COPIES): Fix argument types.
7288 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7290 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7292 (TARGET_FUNCTION_VALUE): Fix argument types.
7294 (TARGET_RETURN_IN_MSB): Fix argument type.
7296 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7298 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7300 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7302 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7303 agree with return type.
7305 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7307 2010-01-15 Jing Yu <jingyu@google.com>
7309 PR rtl-optimization/42691
7310 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7311 a pseudo to a constant and are merged, and adjust comments.
7313 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7315 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7317 2010-01-15 Richard Guenther <rguenther@suse.de>
7320 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7321 labels of computed or non-local gotos to the destination.
7322 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7323 landing pad label is the first label.
7325 2010-01-15 Richard Guenther <rguenther@suse.de>
7327 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7329 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7332 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7333 to allow generation of the xssqrtdp instruction on power7.
7334 (sqrtdf2_fpr): Ditto.
7336 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7339 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7340 functions with noreturn attribute.
7343 * varasm.c (declare_weak): Add weak attribute to decl if it
7344 doesn't have one already.
7345 (assemble_external): Only add decls to weak_decls if they also
7346 have weak attribute.
7348 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7350 * var-tracking.c (var_reg_delete): Don't delete the association
7351 between REGs and values or one-part variables if the register
7354 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7357 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7358 because its first operand is a non-localized variable.
7360 2010-01-14 Martin Jambor <mjambor@suse.cz>
7362 PR tree-optimization/42706
7363 * tree-sra.c (encountered_recursive_call): New variable.
7364 (encountered_unchangable_recursive_call): Likewise.
7365 (sra_initialize): Initialize both new variables.
7366 (callsite_has_enough_arguments_p): New function.
7367 (scan_function): Call decl and flags check only for IPA-SRA, check
7368 whether there is a recursive call and whether it has enough arguments.
7369 (all_callers_have_enough_arguments_p): New function.
7370 (convert_callers): Look for recursive calls only when
7371 encountered_recursive_call is set.
7372 (ipa_early_sra): Bail out either if
7373 !all_callers_have_enough_arguments_p or
7374 encountered_unchangable_recursive_call.
7376 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7378 * sel-sched.c: Add 2010 to copyright years.
7379 * sel-sched-ir.c: Likewise.
7380 * sel-sched-ir.h: Likewise.
7382 2010-01-14 Martin Jambor <mjambor@suse.cz>
7384 PR tree-optimization/42714
7385 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7386 constructors specially.
7388 2010-01-14 Andi Kleen <ak@linux.intel.com>
7390 * config/i386/drivers-i386.c (detect_caches_intel):
7391 Add l2sizekb parameter and fill in.
7392 (host_detect_local_cpu): Add l2sizekb, fill in.
7393 Add Atom small cache heuristic.
7395 2010-01-14 Andi Kleen <ak@linux.intel.com>
7397 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7398 Add level3 parameter and fill in.
7399 (detect_caches_intel): Handle level3 cache.
7401 2010-01-14 Andi Kleen <ak@linux.intel.com>
7403 * config/i386/drivers-i386.c (host_detect_local_cpu):
7404 Fix core duo detection.
7406 2010-01-14 Andi Kleen <ak@linux.intel.com>
7408 * config/i386/drivers-i386.c (host_detect_local_cpu):
7411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7413 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7414 (rs6000_variable_issue_1): this. Use...
7415 (rs6000_variable_issue): here. Reimplement. Print debug info.
7417 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7419 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7420 sel_restore_notes. Update all callers. Call reemit_notes
7423 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7425 PR rtl-optimization/42246
7426 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7429 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7431 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7432 all successors is the same as number of successors in current region.
7434 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7436 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7437 to rename is not separable. Otherwise check that its LHS is not NULL.
7439 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7441 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7443 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7445 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7446 available registers when failed to discover LHS register class.
7447 Fix indentation. Update comment.
7449 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7450 Alexander Monakov <amonakov@ispras.ru>
7452 PR rtl-optimization/42389
7453 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7455 (advance_state_on_fence): Likewise.
7456 (sel_target_adjust_priority): Print debug output only when
7457 sched_verbose >= 4, not 2.
7458 (get_expr_cost): Do not issue all unique insns on the next cycle.
7459 (fill_insns): Initialize can_issue_more from the value saved
7461 * sel-sched-ir.c (flist_add): New parameter issue_more.
7462 Init FENCE_ISSUE_MORE with it.
7463 (merge_fences): Likewise.
7464 (init_fences): Update call to flist_add.
7465 (add_to_fences, add_clean_fence_to_fences)
7466 (add_dirty_fence_to_fences): Likewise.
7467 (move_fence_to_fences): Update call to merge_fences.
7468 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7470 * sel-sched-ir.h (struct _fence): New field issue_more.
7471 (FENCE_ISSUE_MORE): New accessor macro.
7473 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7475 PR rtl-optimization/42388
7476 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7477 that have no predecessors nor successors. Do not call move_bb_info
7478 for empty blocks outside of current region.
7480 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7482 PR rtl-optimization/42294
7483 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7484 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7485 originators' originators.
7487 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7489 PR rtl-optimization/39453
7490 PR rtl-optimization/42246
7491 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7493 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7495 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7496 Alexander Monakov <amonakov@ispras.ru>
7499 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7500 (maybe_tidy_empty_bb): ... here. Make static. Add new
7501 argument. Update all callers.
7502 (tidy_control_flow): ... and here. Recompute topological order
7503 of basic blocks in region if necessary.
7504 (sel_redirect_edge_and_branch): Change return type. Return true
7505 if topological order might have been invalidated.
7506 (purge_empty_blocks): Export and move from...
7507 * sel-sched.c (purge_empty_blocks): ... here.
7508 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7509 (maybe_tidy_empty_bb): Delete prototype.
7510 (purge_empty_blocks): Declare.
7512 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7514 PR rtl-optimization/42249
7515 * sel-sched.c (try_replace_dest_reg): When chosen register
7516 and original register is the same, do not bail out early, but
7517 still check all original insns for validity of replacing destination
7518 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7521 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7524 Port from no-undefined-overflow branch:
7525 2009-03-09 Richard Guenther <rguenther@suse.de>
7527 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7529 2010-01-14 Richard Guenther <rguenther@suse.de>
7532 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7534 2010-01-14 Ira Rosen <irar@il.ibm.com>
7536 PR tree-optimization/42709
7537 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7538 as scalar type in creation of constant vector operand.
7540 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7543 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7544 (check-parallel-%): Match `testsuite' directory component only
7547 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7549 PR translation/39521
7550 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7553 2010-01-13 Richard Guenther <rguenther@suse.de>
7555 PR tree-optimization/42730
7556 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7559 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7562 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7563 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7566 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7568 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7569 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7570 ___umulsi3_highpart.
7572 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7573 rather than schedule_insns if the pass is enabled.
7575 2010-01-13 Martin Jambor <mjambor@suse.cz>
7577 PR tree-optimization/42704
7578 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7581 2010-01-13 Martin Jambor <mjambor@suse.cz>
7583 PR tree-optimization/42703
7584 * tree-sra.c (analyze_access_subtree): Check that we can build a
7585 reference to the original data within the aggregate.
7587 2010-01-13 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/42705
7590 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7592 2010-01-13 Richard Guenther <rguenther@suse.de>
7595 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7597 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7600 * var-tracking.c (values_to_unmark): New variable.
7601 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7602 values_to_unmark vector. Moved body to...
7603 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7604 instead queue it into values_to_unmark vector.
7605 (vt_find_locations): Free values_to_unmark vector.
7607 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7609 * config/s390/s390.c (override_options): Set
7610 default of max-pending-list-length to 256
7612 2010-01-13 Richard Guenther <rguenther@suse.de>
7615 * tree-pass.h (PROP_gimple_lcx): New.
7616 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7617 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7618 before the final cleanup_eh.
7619 (dump_properties): Dump PROP_gimple_lcx.
7620 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7621 (tree_lower_complex_O0): Remove.
7622 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7623 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7624 tree_lower_complex, schedule TODO_update_ssa.
7625 * lto-streamer-out.c (output_function): Stream the functions
7627 * lto-streamer-in.c (input_function): Likewise.
7628 (lto_read_body): Do not override them here.
7630 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7633 * c-typeck.c (build_c_cast): Fold value cast to union type before
7634 wrapping it in a CONSTRUCTOR.
7636 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7638 PR rtl-optimization/42699
7639 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7642 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7644 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7645 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7646 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7647 SUBTARGET_WARN_UNUSED_SPEC): ... here
7648 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7650 2010-01-12 Julian Brown <julian@codesourcery.com>
7652 * config/arm/neon-schedgen.ml (Utils): Don't try to
7653 open missing module.
7654 (find_with_result): New.
7656 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7659 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7660 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7662 PR tree-optimization/42645
7663 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7664 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7665 decl_map, set processing_debug_stmt to -1 and return name without
7668 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7670 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7671 binutils version, and reword target configuration description.
7673 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7675 * config/avr/avr.h (LINKER_NAME): Remove.
7677 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7680 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7681 that support VSX, warn for -mno-altivec if vsx is not disabled,
7684 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7685 Shujing Zhao <pearly.zhao@oracle.com>
7687 PR translation/42469
7688 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7689 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7690 character between option name and help text.
7691 * c.opt (imultilib): Likewise.
7693 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7695 * lto-streamer-out.c (output_unreferenced_globals): Output static
7698 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7700 PR rtl-optimization/42621
7701 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7702 optimizing for size.
7703 (duplicate_computed_gotos): Remove now-redundant check.
7705 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7708 * configure.ac: Save and restore LDFLAGS and LIBS
7709 * configure: Regenerate.
7711 2010-01-10 Richard Guenther <rguenther@suse.de>
7714 * builtins.c (fold_builtin_strlen): Add type argument and
7715 convert the resulting length to it.
7716 (fold_builtin_1): Adjust.
7718 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7720 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7721 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7723 (num_insns_constant_wide): Adjust for that change.
7725 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7728 * web.c (union_defs): Add used argument, to combine uses of
7730 (entry_register): Adjust type and tests of used argument.
7731 (web_main): Widen used for new use. Pass it to union_defs.
7732 * df.h (union_defs): Adjust prototype.
7734 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7737 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7738 uses in new incoming argument. Free body.
7739 (reset_debug_uses_in_loop): New.
7740 (analyze_insn_to_expand_var): Call the latter if the former found
7741 anything. Fix whitespace. Reject invalid dest overlaps before
7742 going through all insns in the loop.
7744 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7747 * haifa-sched.c (dying_use_p): Debug insns don't count.
7749 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7752 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7753 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7754 (verify_gimple_call): Reject LHS in noreturn calls.
7756 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7760 * tree-vect-loop-manip.c (adjust_info): New type.
7761 (adjust_vec): New pointer to vector.
7762 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7763 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7764 (slpeel_update_phis_for_duplicate_loop): Use them.
7765 (slpeel_update_phi_nodes_for_guard1): Likewise.
7766 (slpeel_update_phi_nodes_for_guard2): Likewise.
7767 (slpeel_tree_peel_loop_to_edge): Likewise.
7768 (vect_update_ivs_after_vectorizer): Likewise.
7770 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7772 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7773 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7775 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7777 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7778 bogus uninitialized warning.
7780 2010-01-09 Richard Guenther <rguenther@suse.de>
7783 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7784 the evolution is compatible with the initial condition.
7786 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7788 * gcc.c (process_command): Update copyright notice dates.
7789 * gcov.c (print_version): Likewise.
7790 * gcov-dump.c (print_version): Likewise.
7791 * mips-tfile.c (main): Likewise.
7792 * mips-tdump.c (main): Likewise.
7794 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7797 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7799 (rotlhi3_8): Delete.
7801 (rotlsi3_8): Delete.
7802 (rotlsi3_16): Delete.
7803 (rotlsi3_24): Delete.
7805 (*rotw<mode>3): New.
7806 (*rotb<mode>3): New.
7807 * config/avr/avr.c (avr_rotate_bytes): New function.
7808 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7810 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7813 * configure.ac: Modify -rdynamic check.
7814 * configure: Regenerate.
7816 2010-01-08 DJ Delorie <dj@redhat.com>
7818 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7819 register popping order.
7821 2010-01-08 Richard Guenther <rguenther@suse.de>
7824 * c.opt (fsigned-char): Also let LTO handle this option.
7825 (funsigned-char): Likewise.
7827 2010-01-07 Richard Guenther <rguenther@suse.de>
7829 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7830 (gimple_op): Likewise.
7831 (gimple_op_ptr): Likewise.
7832 (gimple_assign_set_lhs): Remove gcc_assert.
7833 (gimple_assign_set_rhs1): Likewise.
7834 (gimple_assign_set_rhs2): Likewise.
7835 (gimple_call_set_lhs): Likewise.
7836 (gimple_call_set_fn): Likewise.
7837 (gimple_call_set_fndecl): Likewise.
7838 (gimple_call_fndecl): Likewise.
7839 (gimple_call_return_type): Likewise.
7840 (gimple_call_set_chain): Likewise.
7841 (gimple_call_num_args): Likewise.
7842 (gimple_call_set_arg): Likewise.
7843 (gimple_cond_set_code): Likewise.
7844 (gimple_cond_set_lhs): Likewise.
7845 (gimple_cond_set_rhs): Likewise.
7846 (gimple_cond_set_true_label): Likewise.
7847 (gimple_cond_set_false_label): Likewise.
7848 (gimple_label_set_label): Likewise.
7849 (gimple_goto_set_dest): Likewise.
7850 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7851 (gimple_debug_bind_get_value): Likewise.
7852 (gimple_debug_bind_get_value_ptr): Likewise.
7853 (gimple_debug_bind_set_var): Likewise.
7854 (gimple_debug_bind_set_value): Likewise.
7855 (gimple_debug_bind_reset_value): Likewise.
7856 (gimple_debug_bind_has_value_p): Likewise.
7857 (gimple_return_retval_ptr): Remove gcc_assert.
7858 (gimple_return_retval): Likewise.
7859 (gimple_return_set_retval): Likewise.
7860 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7861 (safe_referenced_var_iterator): Remove.
7862 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7863 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7864 (fill_referenced_var_vec): Remove.
7865 (first_readonly_imm_use): Remove redundant gcc_assert.
7866 (phi_arg_index_from_use): Combine gcc_asserts.
7867 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7868 (first_imm_use_stmt): Remove redundant gcc_assert.
7869 * tree-cfg.c (verify_gimple_call): Verify function and chain
7870 operands. Verify arguments.
7871 (verify_types_in_gimple_stmt): Verify condition code and labels.
7873 2010-01-07 Richard Guenther <rguenther@suse.de>
7875 PR tree-optimization/42641
7876 * sese.c (rename_map_elt_info): Use the SSA name version, do
7879 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7881 PR tree-optimization/42625
7882 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7883 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7885 2010-01-07 Duncan Sands <baldrick@free.fr>
7887 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7889 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7892 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7893 note itself is not function_invariant_p.
7895 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7897 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7898 Do not add the DF_NOTE problem.
7899 * store-motion.c (execute_rtl_store_motion): Likewise.
7901 2010-01-07 Martin Jambor <mjambor@suse.cz>
7903 PR tree-optimization/42157
7904 * tree-sra.c (compare_access_positions): Stabilize sort if both
7905 accesses have integer types, return zero immediately if they are the
7908 2010-01-06 Richard Henderson <rth@redhat.com>
7911 * haifa-sched.c (add_to_note_list): Merge into ...
7912 (concat_note_lists): ... here, and ...
7913 (unlink_other_notes, rm_other_notes): Merge into...
7914 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7915 NOTE_INSN_EPILOGUE_BEG.
7917 2010-01-06 Richard Guenther <rguenther@suse.de>
7919 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7920 not inline regular functions into always-inline functions.
7922 2010-01-06 Nick Clifton <nickc@redhat.com>
7924 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7925 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7927 (OVERRIDE_OPTIONS): Delete.
7928 (OPTIMIZATION_OPTIONS): Define.
7929 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7930 * config/rx/rx.c (rx_handle_option): Issue an error message if
7931 -mcpu=rx200 and -fpu are used together.
7932 (rx_set_optimization_options): New function. Issue an error
7933 message if an optimization attribute attempts to reset the FPU/
7934 math optimization pairing.
7935 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7936 * config/rx/rx.opt: Set the default to 32-bit doubles.
7937 * config/rx/t-rx: Add multilibs for -nofpu option.
7938 * doc/invoke.texi: Update documentation of RX options.
7940 2010-01-06 Richard Guenther <rguenther@suse.de>
7942 * tree-ssa-pre.c (name_to_id): New global.
7943 (alloc_expression_id): Simplify SSA name handling.
7944 (lookup_expression_id): Likewise.
7945 (init_pre): Zero name_to_id.
7946 (fini_pre): Free it.
7948 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7950 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7952 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7955 * config/i386/sse.md (smaxv2di3): New.
7956 (umaxv2di3): Likewise.
7957 (sminv2di3): Likewise.
7958 (uminv2di3): Likewise.
7960 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7963 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7964 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7965 (legitimize_tls_address): Likewise.
7966 (sparc_tls_referenced_p): Likewise.
7967 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7968 and adjust calls to legitimize_pic_address.
7969 (legitimate_constant_p) Use sparc_tls_referenced_p.
7970 (legitimate_pic_operand_p): Likewise.
7971 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7972 (sparc_tls_symbol_ref_1): Delete.
7973 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7974 (legitimize_tls_address): Make static, handle CONST patterns.
7975 (legitimize_pic_address): Make static, remove unused parameter and
7976 adjust recursive calls.
7977 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7978 and adjust call to legitimize_pic_address.
7979 (sparc_output_mi_thunk): Likewise.
7981 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7982 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7986 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7987 operands to make them signed.
7990 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7994 GTU to GT for V4SI and V2DI.
7996 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7997 (umin<mode>3): Removed.
7999 (uminv4si3): Likewise.
8001 2010-01-05 Martin Jambor <mjambor@suse.cz>
8003 PR tree-optimization/42462
8004 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8005 current_function_decl to helper functions and macros.
8007 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8010 * flags.h: Don't include real.h.
8011 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8012 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8013 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8014 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8015 * dominance.c: Update copyright.
8016 * gimple.c (walk_gimple_op): Remove inline.
8017 * tree-ssa-reassoc.c: Include real.h.
8018 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8019 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8021 2010-01-05 Nick Clifton <nickc@redhat.com>
8023 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8024 register to push into the stack frame when the accumulator has to
8025 be saved during interrupts.
8027 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8029 * doc/invoke.texi: Remove the documentation about option
8031 * common.opt (Wunreachable-code): Preserved for backward
8033 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8034 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8035 the backward compatibility flag section.
8037 2010-01-05 Richard Guenther <rguenther@suse.de>
8039 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8041 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8044 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8046 PR tree-optimization/42508
8047 * tree-sra.c (convert_callers): Check for recursive call
8048 by comparing cgraph nodes instead of decls.
8049 (modify_function): Call ipa_modify_formal_parameters also
8050 on all same_body aliases.
8052 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8053 cgraph nodes when checking for same_body aliases.
8055 2010-01-05 Richard Guenther <rguenther@suse.de>
8057 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8058 allocation and lookup.
8059 (get_or_alloc_expr_for_constant): Likewise.
8060 (phi_translate): Sink allocation.
8062 2010-01-04 Richard Guenther <rguenther@suse.de>
8064 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8065 a new entry only if needed.
8066 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8067 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8069 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8071 (phi_translate): Handle CONSTANTs early.
8073 2010-01-04 Martin Jambor <mjambor@suse.cz>
8075 PR tree-optimization/42398
8076 * tree-sra.c (struct access): Removed flag grp_different_types.
8077 (dump_access): Do not dump the removed flag.
8078 (sort_and_splice_var_accesses): Do not set the removed flag.
8079 (sra_modify_expr): Check for type compatibility directly.
8081 2010-01-04 Martin Jambor <mjambor@suse.cz>
8083 PR tree-optimization/42366
8084 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8085 edges with variable number of parameters.
8086 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8087 flag instead of asserting it.
8088 (ipa_read_node_info): Read uses_analysis_done flag.
8090 2010-01-04 Richard Guenther <rguenther@suse.de>
8092 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8093 iterative_hash_* as intended.
8094 (vn_reference_compute_hash): Likewise. Simplify hashing
8096 (vn_reference_lookup_2): Likewise.
8097 (vn_nary_op_compute_hash): Likewise.
8098 (vn_phi_compute_hash): Likewise.
8099 (expressions_equal_p): Remove strange code.
8100 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8101 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8102 (bitmap_insert_into_set_1): Take value-id as parameter.
8103 (add_to_value): Pass it.
8104 (bitmap_insert_into_set): Likewise.
8105 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8107 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8110 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8111 (do_self_spec): For switches with SWITCH_IGNORE set set also
8112 SWITCH_IGNORE_PERMANENTLY.
8113 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8116 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8118 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8119 tree of an unreferenced global var.
8121 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8124 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8125 GTU to GT for V4SI and V2DI.
8127 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8128 (umin<mode>3): Removed.
8130 (uminv4si3): Likewise.
8132 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8135 * collect2.c (main): Turn on trace in collect2 if -v is passed
8138 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8140 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8141 description of expression operand.
8143 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8145 * configure.ac: Add install-html to target_list for Make-hooks.
8146 * configure: Regenerate.
8147 * fortran/Make-lang.in (F95_HTMLFILES): New.
8148 (fortran.html): Use it.
8149 (fortran.install-html): New.
8150 * Makefile.in (install-html): Add lang.install-html.
8151 * java/Make-lang.in (JAVA_HTMLFILES): New.
8152 (java.html): Use it.
8153 (java.install-html): New.
8154 * objc/Make-lang.in (objc.install-html): New.
8155 * objcp/Make-lang.in (obj-c++.install-html): New.
8156 * cp/Make-lang.in (c++.install-html): New.
8157 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8158 * lto/Make-lang.in (lto.install-html): New.
8160 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8163 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8165 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8167 PR rtl-optimization/41862
8168 * store-motion.c (store_killed_in_insn, compute_store_table,
8169 remove_reachable_equiv_notes, replace_store_insn,
8170 build_store_vectors): Ignore all DEBUG_INSNs.
8172 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8175 * common.opt: Add dumpdir.
8177 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8179 (option_map): Add --dumpdir.
8181 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8183 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8185 * opts.c (decode_options): Try dump_dir_name first if
8186 dump_base_name isn't an absolute path.
8187 (common_handle_option): Handle OPT_dumpdir.
8189 * toplev.c (dump_dir_name): New.
8190 (print_switch_values): Also ignore -dumpdir.
8192 * toplev.h (dump_dir_name): New.
8194 2010-01-03 Richard Guenther <rguenther@suse.de>
8196 PR tree-optimization/42589
8197 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8198 double-word expansion of bswap32.
8200 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8202 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8203 with BLOCK_FOR_INSN.
8204 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8205 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8206 noce_process_if_block): Likewise.
8207 * gcse.c (compute_local_properties, insert_expr_in_table,
8208 insert_set_in_table, canon_list_insert, find_avail_set,
8209 pre_insert_copy_insn): Likewise.
8211 * basic-block.h (BLOCK_NUM): Move from here...
8212 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8214 2010-01-03 Richard Guenther <rguenther@suse.de>
8216 PR tree-optimization/42438
8217 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8218 contains_may_not_return_call flag.
8219 (BB_MAY_NOTRETURN): New.
8220 (valid_in_sets): Trapping nary operations are not valid
8221 in blocks that may not return.
8222 (insert_into_preds_of_block): Remove check for trapping expressions.
8223 (compute_avail): Compute also BB_MAY_NOTRETURN.
8225 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8227 * doc/invoke.texi: Add 2010 to copyright years.
8229 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8231 * config/sparc/sparc.c: Fix formatting nits.
8233 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8234 Alexander Monakov <amonakov@ispras.ru>
8236 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8238 2010-01-02 Richard Guenther <rguenther@suse.de>
8241 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8242 (simplify_switch_using_ranges): Mark to be removed edges
8245 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8247 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8249 * collect2.c (scan_libraries): Add missing argument in call to
8252 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8255 * config/alpha/predicates.md (aligned_memory_operand): Return false
8257 (unaligned_memory_operand): Return true for CQImode.
8258 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8259 doesn not cross aligned SImode word boundary.
8261 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8263 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8265 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8266 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8268 2010-01-02 Richard Guenther <rguenther@suse.de>
8271 * toplev.c (compile_file): Emit LTO marker properly. Change
8273 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8275 2010-01-01 Richard Guenther <rguenther@suse.de>
8278 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8280 2010-01-01 Richard Guenther <rguenther@suse.de>
8283 * c-decl.c (grokdeclarator): For zero-size arrays force
8284 structural equality checks as layout_type does.
8286 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8288 * builtins.c: Update copyright to 2010.
8290 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8293 * lto-streamer-out.c (produce_asm): Revert the last change.
8294 (copy_function): Likewise.
8296 * lto-streamer.c (lto_get_section_name): Skip any leading
8299 2010-01-01 Richard Guenther <rguenther@suse.de>
8302 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8306 Copyright (C) 2010 Free Software Foundation, Inc.
8308 Copying and distribution of this file, with or without modification,
8309 are permitted in any medium without royalty provided the copyright
8310 notice and this notice are preserved.