1 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (free_lang_data_in_one_sizepos): New inline function.
4 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
5 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
6 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
7 all decls. Call it on DECL_FIELD_OFFSET of fields.
8 (find_decls_types_r): Follow DECL_VALUE_EXPR.
9 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
11 2010-05-04 Martin Jambor <mjambor@suse.cz>
13 * tree-sra.c (build_access_from_expr_1): The first parameter type
14 changed to simple tree.
15 (build_access_from_expr): Likewise, gsi parameter was eliminated.
16 (scan_assign_result): Renamed to assignment_mod_result, enum elements
18 (build_accesses_from_assign): Removed all parameters except for a
19 simple gimple statement. Now returns a simple bool.
20 (scan_function): All non-analysis parts moved to separate functions
21 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
22 parameters and updated both callers.
23 (sra_modify_expr): Removed parameter data.
24 (sra_modify_function_body): New function.
25 (perform_intra_sra): Call sra_modify_function_body to modify the
27 (replace_removed_params_ssa_names): Parameter data changed into
29 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
30 changed the parameter dont_convert to convert with the opposite
32 (sra_ipa_modify_assign): Parameter data changed into adjustments
33 vector, return value changed to bool.
34 (ipa_sra_modify_function_body): New function.
35 (sra_ipa_reset_debug_stmts): Updated a comment.
36 (modify_function): Use ipa_sra_modify_function_body to modify function
39 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
42 * alias.c (true_dependence): Handle the same VALUE in x and mem.
43 (canon_true_dependence): Likewise.
44 (write_dependence_p): Likewise.
46 2010-05-04 Jan Hubicka <jh@suse.cz>
48 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
49 * cgraphbuild.c: Include ipa-utils.h
50 (record_reference_ctx): New struct.
51 (record_reference): Simplify to work on initializers; not statements.
52 (mark_address, mark_load, mark_store): New.
53 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
55 (record_references_in_initializer): Update use of record_reference.
56 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
59 2010-05-04 Jan Hubicka <jh@suse.cz>
61 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
62 node will be removed anyway.
63 (lto_varpool_replace_node): Allow also unanalyzed nodes;
64 relink aliases of node into prevailing node.
65 * varpool.c (varpool_remove_node): Remove aliases properly;
66 when removing node, remove all its aliases too; remove DECL_INITIAL
67 of removed node; ggc_free the varpool node.
69 2010-05-04 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/43879
72 * tree-ssa-structalias.c (alias_get_name): Use
73 DECL_ASSEMBLER_NAME if available.
74 (create_function_info_for): Return the varinfo node.
75 (ipa_pta_execute): Associate same-body aliases and extra names
76 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
78 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
80 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
83 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
86 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
87 only if HONOR_REG_ALLOC_ORDER is not defined.
89 2010-05-04 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/43949
92 * tree-vrp.c (extract_range_from_binary_expr): Only handle
95 2010-04-26 Jason Merrill <jason@redhat.com>
97 * c.opt (-fstrict-enums): New.
98 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
100 2010-05-03 David Ung <davidu@mips.com>
101 James E. Wilson <wilson@codesourcery.com>
103 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
104 emit the trap instruction before the divide for TUNE_74K.
106 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
108 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
109 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
110 based on the above, for new target hook.
112 * hooks.c (hook_bool_mode_true): New generic hook.
113 * hooks.h (hook_bool_mode_true): Add prototype.
115 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
117 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
118 target hook, set to hook_bool_mode_false.
119 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
120 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
121 with targetm.small_register_classes_for_mode_p.
122 (find_reusable_reload): Likewise.
123 (combine_reloads): Likewise.
124 * reload1.c (reload_as_needed): Likewise.
125 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
126 * ifcvt.c (noce_process_if_block, check_cond_move_block,
127 dead_or_predicable): Likewise.
128 * regmove.c (optimize_reg_copy_1): Likewise.
129 * calls.c (prepare_call_address): Likewise.
130 (precompute_register_parameters): Likewise.
132 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
134 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
135 implementation of the hook that considers all register classes
136 small except for SH64.
137 (sh_override_options): Use the new hook.
138 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
141 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
143 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
144 implementation of the hook that considers all register classes
146 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
149 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
151 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
152 implementation of the hook that considers all register classes
154 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
157 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
159 * config/m32c/m32c.h: Likewise.
160 * config/pdp11/pdp11.h: Likewise.
161 * config/avr/avr.h: Likewise.
162 * config/xtensa/xtensa.h: Likewise.
163 * config/m68hc11/m68hc11.h: Likewise.
164 * config/mn10300/mn10300.h: Likewise.
165 * config/mcore/mcore.h: Likewise.
166 * config/h8300/h8300.h: Likewise.
167 * config/bfin/bfin.h: Likewise.
169 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
170 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
172 2010-05-03 Anatoly Sokolov <aesok@post.ru>
174 * double-int.h (tree_to_double_int): Remove macro.
175 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
176 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
177 (tree_to_double_int): New function.
178 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
180 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
182 2010-05-03 Richard Guenther <rguenther@suse.de>
184 PR tree-optimization/43971
185 * tree-ssa-structalias.c (get_constraint_for_1): Fix
186 constraints in the !flag_delete_null_pointer_checks case.
188 2010-05-03 Jakub Jelinek <jakub@redhat.com>
191 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
192 result mode matches original rtl mode.
194 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
197 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
199 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
202 when processing flag options.
204 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
206 * gcov-iov.c (main): Change format string placeholder
207 from %#08x to 0x%08x.
208 * genchecksum.c (dosum): Change format string placeholder
209 from %#02x to 0x%02x.
211 2010-05-02 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/43879
214 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
216 2010-05-02 Bruno Haible <bruno@clisp.org>
218 * doc/extend.texi (Function Attributes): Fix a typo.
220 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
223 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
224 placeholder from 0x%x to %#x.
225 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
226 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
227 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
228 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
229 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
230 * config/i386/i386.c (ix86_target_string): Ditto.
231 * config/i386/i386.c (output_pic_addr_const): Ditto.
232 (print_operand): Ditto.
234 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
236 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
237 placeholder from 0x%x to %#x.
238 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
239 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
240 (ASM_OUTPUT_DEBUG_DATA): Ditto.
241 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
242 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
243 * optc-gen.awk: Ditto.
244 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
245 (HOST_WIDE_INT_PRINT_HEX): Ditto.
246 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
247 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
249 2010-05-01 Anatoly Sokolov <aesok@post.ru>
251 * target.h (struct calls): Add function_value_regno_p field.
252 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
253 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
254 * targhooks.c (default_function_value_regno_p): New function.
255 * targhooks.h (default_function_value_regno_p): Declare function.
256 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
257 * builtins.c. (apply_result_size): (Ditto.).
258 * combine.c. (likely_spilled_retval_p): (Ditto.).
259 * mode-switching.c. Include 'target.h'.
260 (create_pre_exit): Use function_value_regno_p hook.
261 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
262 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
263 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
265 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
266 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
267 (ix86_function_value_regno_p): Declare as static, change argument
268 type to const unsigned int.
269 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
271 2010-05-01 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/43949
274 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
276 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
278 2010-05-01 Anatoly Sokolov <aesok@post.ru>
280 * rtl.h (CONST_DOUBLE_P): Define.
281 (rtx_to_double_int): Declare.
282 * emit-rtl.c (rtx_to_double_int): New function.
283 * dwarf2out.c (insert_double): New function.
284 (loc_descriptor, add_const_value_attribute): Clean up, use
285 rtx_to_double_int and insert_double functions.
287 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
289 * doc/extend.texi (Inline): Add missing return keyword to examples.
290 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
293 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
295 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
296 the variable part of the offset as well. Use highest_pow2_factor for
297 all alignment checks.
299 2010-04-30 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/43879
302 * tree-ssa-structalias.c (type_could_have_pointers): Functions
305 2010-04-30 Jan Hubicka <jh@suse.cz>
307 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
309 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
311 2010-04-30 Jan Hubicka <jh@suse.cz>
313 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
315 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
316 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
317 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
318 cgraph_node_set_needs_ltrans_p): Remove.
320 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
322 * sdbout.c: Include vec.h, do not include varray.h.
323 (deferred_global_decls, sdbout_global_decl,
324 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
325 * toplev.c: Do not include varray.h.
326 (dump_memory_report): Do not dump VARRAY statistics.
327 * gengtype.c (open_base_file): Ignore varray.h.
328 * Makefile.in: Update for abovementioned changes.
329 Remove all traces of varray.c and varray.h.
330 * varray.c: Remove file.
331 * varray.h: Remove file.
333 2010-04-30 Jan Hubicka <jh@suse.cz>
335 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
338 2010-04-30 Jan Hubicka <jh@suse.cz>
340 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
343 2010-04-30 Richard Guenther <rguenther@suse.de>
345 * tree-ssa-structalias.c (get_constraint_for_1): Generate
346 constraints for CONSTRUCTOR.
348 2010-04-30 Richard Guenther <rguenther@suse.de>
351 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
352 first after all lowering passes.
354 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
356 * toplev.c: Include varray.h for statistics dumping.
357 * tree.h: Do not declare varray_head_tag.
358 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
359 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
360 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
361 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
362 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
363 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
364 c-common.c, c-common.h, reg-stack.c, basic-block.h,
365 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
367 * Makefile.in: Update for abovementioned changes.
369 2010-04-30 Jakub Jelinek <jakub@redhat.com>
372 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
374 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
376 * config/picochip/picochip.c (picochip_legitimize_address): Define.
377 Use this function to do machine-specific conversion.
378 (picochip_legitimize_reload_address): Likewise.
379 (picochip_legitimate_address_p): Check valid base register only if
381 (picochip_check_conditional_copy): Check for modw only if opnd is
383 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
384 to call the function in c.
385 * config/picochip/picochip-protos.h
386 (picochip_legitimize_reload_address): Define.
387 * config/picochip/picochip.md (supported_compare1): Define.
389 2010-04-30 Jan Hubicka <jh@suse.cz>
391 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
392 (cgraph_global_info): Remove inlined.
393 (LTO_cgraph_tag_names): Remove.
394 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
395 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
396 simplify cgraph tags and document.
397 (lto_output_node): Use only LTO_cgraph_unavail_node and
398 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
399 for_functions_valid, global info, process and output flags.
400 (input_overwrite_node): Initialize estimated stack size and
401 estimated growth. Do not read flags we no longer store.
402 (input_node): Likewise do not read info no longer stored.
403 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
406 2010-04-30 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/43879
409 * tree-ssa-structalias.c (get_constraint_for_1): Properly
410 handle non-zero initializers.
412 2010-04-30 Richard Guenther <rguenther@suse.de>
414 * builtins.c (fold_builtin_1): Delete free (0).
416 2010-04-29 Jan Hubicka <jh@suse.cz>
418 * gengtype.c (open_base_files): Add lto-streamer.h
419 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
420 (pass_ipa_cp): GGC collect.
421 * toplev. (compile_file): Do not output symbols.
422 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
423 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
424 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
425 * lto-section-in.c: Include ggc.h
426 (lto_new_in_decl_state): Alloc in GGC.
427 (lto_delete_in_decl_state): Likewise.
428 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
431 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
434 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
435 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
436 (HONOR_REG_ALLOC_ORDER): Describe new macro.
437 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
438 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
439 account only if HONOR_REG_ALLOC_ORDER is not defined.
440 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
441 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
443 2010-04-29 Jon Grant <04@jguk.org>
445 * collect2.c (vflag): Change type from int to bool.
447 (helpflag): New global bool.
448 (main): Set vflag and debug with boolean, not integer truth values.
449 Accept new "--help" option and output usage text if found.
450 * collect2.h (vflag): Update prototype.
453 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
456 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
458 2010-04-29 Richard Guenther <rguenther@suse.de>
461 * plugin.h (invoke_plugin_callbacks): Annotate arguments
462 with ATTRIBUTE_UNUSED.
464 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
467 * config/i386/i386.c (get_some_local_dynamic_name): Replace
468 INSN_P with NONDEBUG_INSN_P.
469 (distance_non_agu_define): Likewise.
470 (distance_agu_use): Likewise.
472 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
474 From Dominique d'Humieres <dominiq@lps.ens.fr>
476 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
479 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
481 * plugin.h (invoke_plugin_callbacks): New inline function.
482 * plugin.c (flag_plugin_added): New global flag.
483 (add_new_plugin): Initialize above flag.
484 (invoke_plugin_callbacks): Rename to ...
485 (invoke_plugin_callbacks_full): ... this.
487 2010-04-28 Jan Hubicka <jh@suse.cz>
489 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
490 (lto_varpool_replace_node): New.
491 (lto_symtab_resolve_symbols): Resolve varpool nodes.
492 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
493 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
494 * cgraph.h (varpool_node_ptr): New type.
495 (varpool_node_ptr): New vector.
496 (varpool_node_set_def): New structure.
497 (varpool_node_set): New type.
498 (varpool_node_set): New vector.
499 (varpool_node_set_element_def): New structure.
500 (varpool_node_set_element, const_varpool_node_set_element): New types.
501 (varpool_node_set_iterator): New type.
502 (varpool_node): Add prev pointers, add used_from_other_partition,
504 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
505 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
506 varpool_get_node, varpool_remove_node): Declare.
507 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
508 varpool_node_set_size): New inlines.
509 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
510 * tree-pass.h (varpool_node_set_def): Forward declare.
511 (ipa_opt_pass_d): Summary writting takes vnode sets too.
512 (ipa_write_optimization_summaries): Update prototype.
513 * ipa-cp.c (ipcp_write_summary): Update.
514 * ipa-reference.c (ipa_reference_write_summary): Update.
515 * lto-cgraph.c (lto_output_varpool_node): New static function.
516 (output_varpool): New function.
517 (input_varpool_node): New static function.
518 (input_varpool_1): New function.
519 (input_cgraph): Input varpool.
520 * ipa-pure-const.c (pure_const_write_summary): Update.
521 * lto-streamer-out.c (lto_output): Update, output varpool too.
522 (write_global_stream): Kill WPA hack.
523 (produce_asm_for_decls): Update.
524 (output_alias_pair_p): Handle variables.
525 (output_unreferenced_globals): Output only needed partition of varpool.
526 * ipa-inline.c (inline_write_summary): Update.
527 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
529 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
530 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
531 varpool_node_set_new, varpool_node_set_add,
532 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
533 debug_varpool_node_set): New functions.
534 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
535 (execute_one_pass): Process new decls too.
536 (ipa_write_summaries_2): Pass around vsets.
537 (ipa_write_summaries_1): Likewise.
538 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
540 (ipa_write_optimization_summaries_1): Pass around vsets.
541 (ipa_write_optimization_summaries): Likewise.
542 * varpool.c (varpool_get_node): New.
543 (varpool_node): Update doubly linked lists.
544 (varpool_remove_node): New.
545 (dump_varpool_node): More dumping.
546 (varpool_enqueue_needed_node): Update doubly linked lists.
547 (decide_is_variable_needed): Kill ltrans hack.
548 (varpool_finalize_decl): Kill lto hack.
549 (varpool_assemble_decl): Skip decls in other partitions.
550 (varpool_assemble_pending_decls): Update doubly linkes lists.
551 (varpool_empty_needed_queue): Likewise.
552 (varpool_extra_name_alias): Likewise.
553 * lto-streamer.c (lto_get_section_name): Add vars section.
554 * lto-streamer.h (lto_section_type): Update.
555 (output_varpool, input_varpool): Declare.
557 2010-04-28 Mike Stump <mikestump@comcast.net>
559 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
561 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
563 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
564 record or union type with RECORD_OR_UNION_TYPE_P predicate.
565 (lto_input_ts_type_tree_pointers): Likewise.
566 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
567 (lto_output_ts_type_tree_pointers): Likewise.
569 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
571 Uniquization of constants at the Tree level
572 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
573 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
575 (tree_output_constant_def): Declare.
576 * gimplify.c (gimplify_init_constructor): When using block copy, first
577 uniquize the constant constructor on the RHS.
578 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
579 DECL_IN_CONSTANT_POOL flag.
580 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
581 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
583 (assemble_variable): Deal with symbols belonging to the tree constant
585 (get_constant_section): Add ALIGN parameter and simplify.
586 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
587 (assemble_constant_contents): Use the expression of the VAR_DECL.
588 (output_constant_def_contents): Use the alignment of the VAR_DECL.
589 (tree_output_constant_def): New global function.
590 (mark_constant): Use the expression of the VAR_DECL.
591 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
593 (output_object_block): Likewise and assemble the expression.
595 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
597 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
598 hash_tree, eq_tree): New tree hash table.
599 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
600 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
601 lto_orig_address_remove): Reimplement.
603 2010-04-28 Xinliang David Li <davidxl@google.com>
606 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
607 (compute_uninit_opnds_pos): New function.
608 (is_non_loop_exit_postdominating): New function.
609 (compute_control_dep_chain): New function.
610 (find_pdom): New function.
611 (convert_control_dep_chain_into_preds): New function.
612 (find_predicates): New function.
613 (find_control_equiv_block): New function.
614 (collect_phi_def_edges): New function.
615 (find_def_preds): New function.
616 (find_dom): New function.
617 (dump_predicates): New function.
618 (get_cmp_code): New function.
619 (is_value_included_in): New function.
620 (find_matching_predicate_in_rest_chains): New function.
621 (use_pred_not_overlap_with_undef_path_pred): New function.
622 (is_use_properly_guarded): New function.
623 (normalize_cond_1): New function.
624 (is_and_or_or): New function.
625 (normalize_cond): New function.
626 (is_gcond_subset_of): New function.
627 (is_subset_of_any): New function.
628 (is_or_set_subset_of): New function.
629 (is_and_set_subset_of): New function.
630 (is_norm_cond_subset_of): New function.
631 (is_pred_expr_subset_of): New function.
632 (is_pred_chain_subset_of): New function.
633 (is_included_in): New function.
634 (is_superset_of): New function.
635 (find_uninit_use): New function.
636 (warn_uninitialized_phi): New function.
637 (compute_possibly_undefined_names): New function.
638 (ssa_undefined_value_p): New function.
639 (execute_late_warn_uninitialized): New function.
640 * tree-ssa.c (ssa_undefined_value_p): Removed.
641 (warn_uninit): Changed to extern.
642 (warn_uninitialized_phi): Removed.
643 (warn_uninitialized_vars): Changed to extern.
644 (execute_late_warn_uninitialized): Removed
645 * tree-flow.h: Add new prototypes.
646 * timevar.def: Add new time variable.
647 * Makefile.in: Add new build file.
649 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
651 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
654 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
659 2010-04-28 Martin Jambor <mjambor@suse.cz>
661 * cgraph.h (struct cgraph_node): New field indirect_calls.
662 (struct cgraph_indirect_call_info): New type.
663 (struct cgraph_edge): Removed field indirect_call. New fields
664 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
665 (cgraph_create_indirect_edge): Declare.
666 (cgraph_make_edge_direct): Likewise.
667 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
668 * ipa-prop.h (struct ipa_param_call_note): Removed.
669 (struct ipa_node_params): Removed field param_calls.
670 (ipa_create_all_structures_for_iinln): Declare.
671 * cgraph.c: Described indirect edges and uids in initial comment.
672 (cgraph_add_edge_to_call_site_hash): New function.
673 (cgraph_edge): Search also among the indirect edges, use
674 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
675 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
676 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
678 (initialize_inline_failed): Assign a reason to indirect edges.
679 (cgraph_create_edge_1): New function.
680 (cgraph_create_edge): Moved some functionality to
681 cgraph_create_edge_1.
682 (cgraph_create_indirect_edge): New function.
683 (cgraph_edge_remove_callee): Add an assert checking for
685 (cgraph_edge_remove_caller): Special-case indirect edges.
686 (cgraph_remove_edge): Likewise.
687 (cgraph_set_edge_callee): New function.
688 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
689 (cgraph_make_edge_direct): New function.
690 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
691 the declaration of the call statement matches.
692 (cgraph_node_remove_callees): Special-case indirect edges.
693 (cgraph_clone_edge): Likewise.
694 (cgraph_clone_node): Clone also the indirect edges.
695 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
696 indirect_call, dump count of indirect_calls edges.
697 * ipa-prop.c (iinlining_processed_edges): New variable.
698 (ipa_note_param_call): Create indirect edges instead of
699 creating notes. New parameter node.
700 (ipa_analyze_call_uses): New parameter node, pass it on to
702 (ipa_analyze_stmt_uses): Likewise.
703 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
704 (print_edge_addition_message): Work on edges rather than on notes.
705 (update_call_notes_after_inlining): Likewise, renamed to
706 update_indirect_edges_after_inlining.
707 (ipa_create_all_structures_for_iinln): New function.
708 (ipa_free_node_params_substructures): Do not free notes.
709 (ipa_edge_duplication_hook): Propagate bits within
710 iinlining_processed_edges bitmap.
711 (ipa_node_duplication_hook): Do not duplicate notes.
712 (free_all_ipa_structures_after_ipa_cp): Renamed to
713 ipa_free_all_structures_after_ipa_cp.
714 (free_all_ipa_structures_after_iinln): Renamed to
715 ipa_free_all_structures_after_iinln.g
716 (ipa_write_param_call_note): Removed.
717 (ipa_read_param_call_note): Removed.
718 (ipa_write_indirect_edge_info): New function.
719 (ipa_read_indirect_edge_info): Likewise.
720 (ipa_write_node_info): Do not stream notes, do stream information
722 (ipa_read_node_info): Likewise.
723 (lto_ipa_fixup_call_notes): Removed.
724 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
725 * ipa-inline.c (pass_ipa_inline): Likewise.
726 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
727 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
728 * tree-inline.c (copy_bb): Removed an unnecessary double check for
730 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
732 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
733 (output_cgraph): Stream also indirect edges.
734 (lto_output_edge): Added capability to stream indirect edges.
735 (input_edge): Likewise.
736 (input_cgraph_1): Likewise.
737 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
740 2010-04-28 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/43879
743 PR tree-optimization/43909
744 * tree-ssa-structalias.c (struct variable_info): Add
745 only_restrict_pointers flag.
746 (new_var_info): Initialize it. Increment stats.total_vars here.
747 (create_function_info_for): Do not increment stats.total_vars
749 (get_function_part_constraint): Fix build with C++.
750 (insert_into_field_list): Remove.
751 (push_fields_onto_fieldstack): Properly merge fields.
752 (create_variable_info_for): Split and simplify.
753 (create_variable_info_for_1): New piece.
754 (intra_create_variable_infos): Properly make restrict constraints
757 2010-04-28 Richard Guenther <rguenther@suse.de>
760 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
762 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
763 Jan Hubicka <hubicka@ucw.cz>
765 * doc/invoke.texi (-Wsuggest-attribute=const,
766 -Wsuggest-attribute=pure): Document.
767 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
768 (function_always_visible_to_compiler_p,
769 suggest_attribute, warn_function_pure, warn_function_const):
771 (check_call): Improve debug info.
772 (analyze_function): Do not check availability.
773 (add_new_function): Check availability.
774 (propagate): Output warnings.
775 (skip_function_for_local_pure_const): New function.
776 (local_pure_const): Use it; output warnings.
777 * common.opt (Wsuggest-attribute=const,
778 Wsuggest-attribute=pure): New.
780 2010-04-27 Jakub Jelinek <jakub@redhat.com>
782 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
783 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
784 or DW_CFA_def_cfa_offset{,_sf}.
786 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
788 * tree.h: Fix truncated long macros.
790 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
792 * collect2.c (TARGET_64BIT): Redefine to target's default.
794 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
795 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
796 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
797 for underscoring __USER_LABEL_PREFIX__.
798 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
799 (SUB_LINK_ENTRY32): New.
800 (SUB_LINK_ENTRY64): New.
801 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
802 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
803 (SUB_LINK_ENTRY64): New.
804 (SUB_LINK_ENTRY): New.
805 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
806 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
807 x64 target is choosen.
808 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
809 * configure: Regenerated.
810 * configure.ac (leading-mingw64-underscores): Option added.
812 2010-04-27 Jan Hubicka <jh@suse.cz>
814 * doc/invoke.texi (-fipa-profile): Document.
815 * opts.c (decode_options): Enable ipa-profile at -O1.
816 * timevar.def (TV_IPA_PROFILE): Define.
817 * common.opt (fipa-profile): Add.
818 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
820 (cgraph_propagate_frequency): Handle only local ones.
821 * tree-pass.h (pass_ipa_profile): Declare.
822 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
823 (pass_ipa_profile): Use TV_IPA_PROFILE.
824 * ipa.c (ipa_profile): New function.
825 (gate_ipa_profile): Likewise.
826 (pass_ipa_profile): New global variable.
827 * passes.c (pass_ipa_profile): New.
829 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
831 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
833 2010-04-27 Martin Jambor <mjambor@suse.cz>
836 * ipa.c (dissolve_same_comdat_group_list): New function.
837 (function_and_variable_visibility): Call
838 dissolve_same_comdat_group_list when comdat group contains external or
840 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
841 lists are circular and that they contain only DECL_ONE_ONLY nodes.
843 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
845 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
846 (const_hash_1) <VECTOR_CST>: New case.
847 (compare_constant) <VECTOR_CST>: Likewise.
848 <ADDR_EXPR>: Deal with LABEL_REFs.
849 (copy_constant) <VECTOR_CST>: New case.
851 2010-04-27 Jan Hubicka <jh@suse.cz>
853 * cgraph.c (cgraph_propagate_frequency): New function.
854 * cgraph.h (cgraph_propagate_frequency): Declare.
855 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
856 cgraph_propagate_frequency.
858 2010-04-27 Jakub Jelinek <jakub@redhat.com>
860 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
862 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
865 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
866 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
867 here to determine which regs to push and how much stack to reserve.
869 2010-04-27 Jie Zhang <jie@codesourcery.com>
871 * doc/gimple.texi (gimple_statement_with_ops): Remove
872 addresses_taken field.
873 (gimple_statement_with_memory_ops): Likewise.
875 2010-04-27 Jan Hubicka <jh@suse.cz>
877 * tree-inline.c (eni_inlining_weights): Remove.
878 (estimate_num_insns): Special case more builtins.
880 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
883 * c-typeck.c (build_binary_op): Move forward check for comparison
884 pointer with null pointer constant and adjust the diagnostic message.
886 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
889 * configure.ac (gcc_cv_as_section_has_align): Set if installed
890 binutils supports extended .section directive needed by LTO, or
891 warn if older binutils found.
892 (LTO_BINARY_READER): New AC_SUBST'd variable.
893 (LTO_USE_LIBELF): Likewise.
894 * gcc/config.gcc (lto_binary_reader): New target-specific configure
896 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
897 (LTO_USE_LIBELF): Likewise.
898 * configure: Regenerate.
900 * collect2.c (is_elf): Rename from this ...
901 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
902 object files in addition to ELF-formatted ones.
903 (scan_prog_file): Caller updated. Also allow for LTO info marker
904 symbol to be prefixed or not by an extra underscore.
906 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
907 * config/i386/winnt.c: Also #include lto-streamer.h
908 (i386_pe_asm_named_section): Specify 1-byte section alignment for
910 (i386_pe_asm_output_aligned_decl_common): Add comment.
911 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
913 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
916 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
917 Add missing earlyclobber for second alternative.
919 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
921 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
922 bits for artificial defs at the top of the block.
923 * fwprop.c (single_def_use_enter_block): Don't call it.
925 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
928 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
929 instead of "$gcc_cv_objdump -T".
930 Use "-undefined dynamic_lookup" on darwin.
931 * gcc/configure: Regenerate.
933 2010-04-26 Jakub Jelinek <jakub@redhat.com>
936 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
938 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
940 * c-parser.c (struct c_token): Move location field up.
941 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
942 (struct c_declspecs): Convert typespec_word, storage_class, and
943 default_int_p into bitfields.
944 (struct c_declarator): Move loc field up.
946 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
948 * cfgloop.h (struct loop): Move can_be_parallel field up.
949 * ipa-prop.h (struct ip_node_params): Move bitfields up.
950 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
952 (struct iv_cand): Convert pos field into a bitfield.
953 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
955 (struct _stmt_vec_info): Shuffle fields for better packing.
957 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
959 * varasm.c (IN_NAMED_SECTION): Remove guard.
960 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
961 (IN_NAMED_SECTION_P): ...this.
962 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
963 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
965 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
967 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
968 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
969 of shadowing it. Fix comments.
971 2010-04-26 Jan Hubicka <jh@suse.cz>
973 * cgraph.c (cgraph_create_node): Set node frequency to normal.
974 (cgraph_clone_node): Copy function frequency.
975 * cgraph.h (node_frequency): New enum
976 (struct cgraph_node): Add.
977 * final.c (rest_of_clean_state): Update.
978 * lto-cgraph.c (lto_output_node): Output node frequency.
979 (input_overwrite_node): Input node frequency.
980 * tre-ssa-loop-ivopts (computation_cost): Update.
981 * lto-streamer-out.c (output_function): Do not output function
983 * predict.c (maybe_hot_frequency_p): Update and handle functions
985 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
987 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
988 (compute_function_frequency): Set noreturn functions to be executed
990 (choose_function_section): Update.
991 * lto-streamer-in.c (input_function): Do not input function frequency.
992 * function.c (allocate_struct_function): Do not initialize function
994 * function.h (function_frequency): Remove.
995 (struct function): Remove function frequency.
996 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
997 (try_update): Update.
998 * tree-inline.c (initialize_cfun): Do not update function frequency.
999 * passes.c (pass_init_dump_file): Update.
1000 * i386.c (ix86_compute_frame_layout): Update.
1001 (ix86_pad_returns): Update.
1003 2010-04-26 Jie Zhang <jie@codesourcery.com>
1005 PR tree-optimization/43833
1006 * tree-vrp.c (range_int_cst_p): New.
1007 (range_int_cst_singleton_p): New.
1008 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1009 when both operands are constants. Use range_int_cst_p in
1012 2010-04-26 Jan Hubicka <jh@suse.cz>
1014 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1016 2010-04-26 Richard Guenther <rguenther@suse.de>
1019 * gimple.c (gimple_decl_printable_name): Deal gracefully
1020 with a NULL DECL_NAME.
1022 2010-04-26 Richard Guenther <rguenther@suse.de>
1025 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1026 if emitting debug information and it is either a function
1027 or a namespace decl.
1029 2010-04-26 Ira Rosen <irar@il.ibm.com>
1031 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1032 determine if the statement is vectorizable, and a macro to access it.
1033 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1034 Skip statements that can't be vectorized. If the analysis fails,
1035 mark the statement as unvectorizable if vectorizing basic block.
1036 (vect_compute_data_refs_alignment): Likewise.
1037 (vect_verify_datarefs_alignment): Skip statements marked as
1038 unvectorizable. Add print.
1039 (vect_analyze_group_access): Skip statements that can't be
1040 vectorized. If the analysis fails, mark the statement as
1041 unvectorizable if vectorizing basic block.
1042 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1043 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1044 generated stmts for SLP.
1045 (new_stmt_vec_info): Initialize the new field.
1046 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1047 statements marked as unvectorizable.
1049 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1051 * c-common.c (flag_isoc1x): New.
1052 (flag_isoc99): Update comment.
1053 * c-common.h (flag_isoc1x): New.
1054 (flag_isoc99): Update comment.
1055 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1056 __<type>_DECIMAL_DIG__.
1057 * c-opts.c (set_std_c1x): New.
1058 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1059 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1060 * c.opt (-std=c1x, -std=gnu1x): New options.
1061 * doc/cpp.texi: Mention -std=c1x.
1062 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1063 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1064 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1065 * doc/standards.texi: Mention C1X.
1066 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1067 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1068 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1071 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1073 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1074 placeholder from 0x%x to %#x.
1075 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1076 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1077 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1078 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1079 * config/i386/i386.c (ix86_target_string): Ditto.
1080 (output_pic_addr_const): Ditto.
1081 (print_operand): Ditto.
1083 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1085 * combine.c (find_split_point): Add third argument. Use it
1086 to find nested multiply-accumulate instructions. Adjust calls.
1087 (try_combine): Adjust call to find_split_point.
1089 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1091 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1093 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1095 PR tree-optimization/41442
1096 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1097 (fold_binary_loc): Call it.
1099 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1101 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1102 * opts.c (common_handle_option): Allow disabling it.
1103 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1105 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1107 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1108 between modes if both types are integral.
1110 2010-04-23 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/43572
1113 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1115 2010-04-23 Richard Guenther <rguenther@suse.de>
1118 * tree-inline.c (tree_can_inline_p): Also check compatibility
1121 2010-04-23 Martin Jambor <mjambor@suse.cz>
1123 PR tree-optimization/43846
1124 * tree-sra.c (struct access): New flag grp_assignment_read.
1125 (build_accesses_from_assign): Set grp_assignment_read.
1126 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1127 (enum mark_read_status): New type.
1128 (analyze_access_subtree): Propagate grp_assignment_read, create
1129 accesses also if both direct_read and root->grp_assignment_read.
1131 2010-04-23 Martin Jambor <mjambor@suse.cz>
1134 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1135 function does not have type attributes.
1137 2010-04-23 Richard Guenther <rguenther@suse.de>
1140 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1143 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1145 * sese.h (create_if_region_on_edge): Remove.
1147 * sese.c (create_if_region_on_edge): Make static.
1149 * tree-inline.c: Do not include ggc.h.
1151 * expr.c: Do not include ggc.h.
1153 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1156 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1159 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1160 in the middle of insns for casesi_worker_2.
1162 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1164 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1166 2010-04-22 Ira Rosen <irar@il.ibm.com>
1168 PR tree-optimization/43842
1169 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1170 loop unrolling in update of exit phis. Fix comment.
1171 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1172 least two reduction statements in the loop before starting SLP
1175 2010-04-22 Nick Clifton <nickc@redhat.com>
1177 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1179 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1181 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1184 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1186 * tree-parloops.c (loop_parallel_p): New argument
1187 parloop_obstack. Pass it down.
1188 (parallelize_loops): New variable parloop_obstack. Initialize it,
1189 pass it down, free it.
1191 * tree-loop-linear.c (linear_transform_loops): Pass down
1194 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1195 of type struct obstack *.
1197 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1198 scratch_obstack. Initialize it, pass down, free it.
1200 * lambda.h (lambda_loop_new): Remove.
1201 (lambda_matrix_new, lambda_matrix_inverse)
1202 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1203 argument of type struct obstack *.
1205 * lambda-trans.c (lambda_trans_matrix_new): New argument
1206 lambda_obstack. Pass it down, use obstack allocation for ret.
1207 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1210 * lambda-mat.c (lambda_matrix_get_column)
1211 (lambda_matrix_project_to_null): Remove.
1212 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1214 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1217 * lambda-code.c (lambda_loop_new): New function.
1218 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1219 (lambda_compute_auxillary_space, lambda_compute_target_space)
1220 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1221 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1222 (build_access_matrix): New argument lambda_obstack. Use obstack
1224 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1225 argument lambda_obstack. Pass it down.
1227 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1229 * optabs.h (expand_widening_mult): Declare.
1231 2010-04-22 Richard Guenther <rguenther@suse.de>
1233 PR tree-optimization/43845
1234 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1235 lookup the CALL_EXPR function and arguments.
1237 2010-04-22 Nick Clifton <nickc@redhat.com>
1239 * config/stormy16/stormy16.c
1240 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1241 * config/stormy16/stormy16.h: Tidy up formatting.
1242 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1243 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1244 (ineqbranchsi): Delete pattern.
1245 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1246 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1247 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1248 stormy16-lib2-ucmpsi2.c.
1250 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1252 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1253 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1254 extra set merge_set_noclobber, and use it to relax the final test
1256 * df.h (df_simulate_find_noclobber_defs): Declare.
1257 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1259 (df_simulate_find_noclobber_defs): New function.
1261 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md: Use {} around multi-line preparation statements.
1265 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1267 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1268 (process_init_element): New argument of type struct obstack *.
1270 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1271 (set_init_index, set_init_label, set_nonincremental_init)
1272 (set_nonincremental_init_from_string, find_init_member)
1273 (output_init_element, output_pending_init_elements)
1274 (process_init_element): New argument braced_init_obstack. Pass it
1276 (push_range_stack, add_pending_init): New argument
1277 braced_init_obstack. Use obstack allocation.
1279 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1280 braced_init_obstack. Pass it down.
1281 (c_parser_braced_init): New variables ret, braced_init_obstack.
1282 Initialize obstack, pass it down and finally free it.
1284 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1287 * tree-pass.h (pass_optimize_widening_mul): Declare.
1288 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1289 gate_optimize_widening_mul): New static functions.
1290 (pass_optimize_widening_mul): New.
1291 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1292 <case MULT_EXPR>: Remove support for widening multiplies.
1293 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1294 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1295 simplify_gen_unary rather than directly building extensions.
1296 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1298 * expmed.c (expand_widening_mult): New function.
1299 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1301 2010-04-21 Jan Hubicka <jh@suse.cz>
1303 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1304 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1305 * lto-wpa-fixup.c: Remove.
1306 * Makefile.in (lto-wpa-fixup.o): Remove.
1307 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1308 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1309 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1311 2010-04-21 Jan Hubicka <jh@suse.cz>
1313 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1314 add write_optimization_summary, read_optimization_summary.
1315 (ipa_write_summaries_of_cgraph_node_set): Remove.
1316 (ipa_write_optimization_summaries): Declare.
1317 (ipa_read_optimization_summaries): Declare.
1318 * ipa-cp.c (pass_ipa_cp): Update.
1319 * ipa-reference.c (pass_ipa_reference): Update.
1320 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1321 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1323 * ipa-inline.c (pass_ipa_inline): Update.
1324 * ipa.c (pass_ipa_whole_program): Update.
1325 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1326 * passes.c (ipa_write_summaries_1): Do not test wpa.
1327 (ipa_write_optimization_summaries_1): New.
1328 (ipa_write_optimization_summaries): New.
1329 (ipa_read_summaries): Do not test ltrans.
1330 (ipa_read_optimization_summaries_1): New.
1331 (ipa_read_optimization_summaries): New.
1333 2010-04-21 Jan Hubicka <jh@suse.cz>
1335 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1337 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1339 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1342 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1343 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1345 2010-04-21 Jan Hubicka <jh@suse.cz>
1347 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1349 2010-04-21 Jan Hubicka <jh@suse.cz>
1351 * varpool.c (decide_is_variable_needed): Variable is always needed
1354 2010-04-21 Jan Hubicka <jh@suse.cz>
1356 * opts.c (decode_options): Enable pure-const pass for whopr.
1358 2010-04-21 Jan Hubicka <jh@suse.cz>
1360 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1361 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1363 (cgraph_decide_inlining): Do not expect callee to be removed in all
1366 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1368 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1370 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1373 amdfam10_decode attributes.
1375 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1378 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1379 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1380 (lower_copyprivate_clauses): Use private var in outer
1381 context instead of original var. Make sure the types
1382 are correct for VLAs.
1384 2010-04-21 Richard Guenther <rguenther@suse.de>
1386 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1387 to non-pointer objects.
1389 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1391 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1392 last chain entry if it starts with the still current label.
1393 (add_location_or_const_value_attribute): Check that
1394 loc_list->first->next is NULL instead of comparing ->first with ->last.
1395 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1396 to add_var_loc_to_decl.
1398 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1399 >= 4 add also address size and segment size fields into CIE header.
1401 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1402 long as address size is the same as sizeof (void *) and
1404 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1405 address size or segment size is unexpected, return DW_EH_PE_omit.
1406 (classify_object_over_fdes): If get_cie_encoding returned
1407 DW_EH_PE_omit, return -1.
1408 (init_object): If classify_object_over_fdes returned -1,
1409 pretend there were no FDEs at all.
1411 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1414 bswap{si,di}2 using SWI48 mode iterator.
1415 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1416 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1417 set modrm attribute of bswap insn to 0 and remove length attribute.
1418 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1419 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1420 set mode attribute to <MODE> and remove length attribute.
1422 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1424 PR rtl-optimization/43520
1425 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1426 zero available registers.
1428 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1430 * builtins.c (fold_builtin_cproj): Fold more cases.
1432 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1435 (fold_builtin_1): Fold builtin cproj.
1436 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1437 Use ATTR_CONST_NOTHROW_LIST.
1439 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1442 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1443 ffsi2_no_cmove for !TARGET_CMOVE.
1444 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1445 (ffssi2): Remove expander.
1446 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1448 (ctz<mode>2): Ditto from ctz{si,di}2.
1449 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1451 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1454 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1456 * dwarf2out.c (AT_linkage_name): Define.
1457 (clone_as_declaration): Handle DW_AT_linkage_name.
1458 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1459 of DW_AT_MIPS_linkage_name.
1460 (move_linkage_attr): Likewise.
1461 (dwarf2out_finish): Likewise.
1463 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1466 * fold-const.c (fold_comparison): New folding rule.
1468 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1470 * double-int.h (double_int_setbit): Declare.
1471 * double-int.c (double_int_setbit): New function.
1472 * rtl.h (immed_double_int_const): Declare.
1473 * emit-rtl.c (immed_double_int_const): New function.
1474 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1475 and immed_double_int_const functions.
1476 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1477 expand_copysign_bit): (Ditto.).
1478 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1479 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1480 * dojump.c (prefer_and_bit_test): (Ditto.).
1481 * expr.c (convert_modes, reduce_to_bit_field_precision,
1482 const_vector_from_tree): (Ditto.).
1483 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1485 2010-04-20 Jan Hubicka <jh@suse.cz>
1487 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1488 (dump_cgraph_node): Dump new flags.
1489 * cgraph.h (struct cgraph_node): Add flags
1490 reachable_from_other_partition and in_other_partition.
1491 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1492 other partition can not be removed.
1493 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1494 the other partition must be output; silence sanity checking on
1495 leaking functions bodies from other paritition.
1496 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1497 (lto_output_node): Output new flags; do not sanity check that inline
1498 clones are output; drop lto_forced_extern_inline_p code; do not mock
1499 visibility flags at partition boundaries.
1500 (add_node_to): New function.
1501 (output_cgraph): Use it to sort functions so masters appear before
1503 (input_overwrite_node): Input new flags.
1504 * passes.c (ipa_write_summaries): Do not call
1505 lto_new_extern_inline_states.
1506 * lto-section-out.c (forced_extern_inline,
1507 lto_new_extern_inline_states lto_delete_extern_inline_states,
1508 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1509 * lto-streamer.h (lto_new_extern_inline_states,
1510 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1511 lto_forced_extern_inline_p): Kill.
1513 2010-04-20 Richard Guenther <rguenther@suse.de>
1515 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1516 from vars that can have pointers.
1517 (process_constraint): Dump useless constraints.
1519 2010-04-20 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1522 (dump_sa_points_to_info): Remove asserts.
1523 (init_base_vars): nothing_id isn't an escape point nor does it
1526 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1528 * tree.h (TYPE_REF_IS_RVALUE): Define.
1529 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1530 should_move_die_to_comdat, prune_unused_types_walk): Handle
1531 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1532 (modified_type_die, gen_reference_type_die): Emit
1533 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1534 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1536 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1539 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1540 calls for -fpic -m31 if they have been sibcall optimized.
1542 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1544 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1545 ar.lc fixed and call-used.
1547 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1549 2010-04-19 Jan Hubicka <jh@suse.cz>
1551 * opts.c (decode_options): Disable whpr incompatible passes.
1552 * lto/lto.c (lto_1_to_1_map): Skip clones.
1553 (read_cgraph_and_symbols): Do not mark everything as needed.
1554 (do_whole_program_analysis): Do map only after optimizing;
1555 set proper cgraph_state; use passmanager.
1557 2010-04-19 DJ Delorie <dj@redhat.com>
1559 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1560 POINTER_PLUS_EXPR and fix them.
1562 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1564 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1565 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1566 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1567 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1568 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1569 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1570 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1571 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1572 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1573 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1574 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1576 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1578 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1579 (check_cond_move_block): Likewise.
1580 (cond_move_process_if_block): Likewise.
1581 (noce_find_if_block): Improve formatting.
1582 (find_if_header): Pass 0 to memset and tweak conditions.
1583 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1585 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1587 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1591 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1592 with non-local decl doesn't need chain.
1594 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1596 * ira-color.c (allocno_reload_assign): Avoid accumulating
1597 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1599 2010-04-19 Martin Jambor <mjambor@suse.cz>
1601 * gimple.h (create_tmp_reg): Declare.
1602 * gimplify.c (create_tmp_reg): New function.
1603 (gimplify_return_expr): Use create_tmp_reg.
1604 (gimplify_omp_atomic): Likewise.
1605 (gimple_regimplify_operands): Likewise.
1606 * tree-dfa.c (make_rename_temp): Likewise.
1607 * tree-predcom.c (predcom_tmp_var): Likewise.
1608 (reassociate_to_the_same_stmt): Likewise.
1609 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1610 (get_replaced_param_substitute): Likewise.
1611 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1612 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1613 * tree-ssa-pre.c (get_representative_for): Likewise.
1614 (create_expression_by_pieces): Likewise.
1615 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1616 (create_tailcall_accumulator): Likewise.
1618 2010-04-19 Martin Jambor <mjambor@suse.cz>
1620 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1622 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1624 2010-04-19 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/43796
1627 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1628 from SCEV in the lattice.
1629 (vrp_visit_phi_node): Dump change.
1631 2010-04-19 Richard Guenther <rguenther@suse.de>
1633 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1634 * configure: Re-generated.
1636 2010-04-19 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/43783
1639 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1640 constant ARRAY_REF operands two and three if possible.
1642 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1647 2010-04-19 Jie Zhang <jie@codesourcery.com>
1650 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1652 2010-04-19 Ira Rosen <irar@il.ibm.com>
1654 PR tree-optimization/37027
1655 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1656 and macro to access it.
1657 (vectorizable_reduction): Add argument.
1658 (vect_get_slp_defs): Likewise.
1659 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1660 statements for possible use in SLP.
1661 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1662 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1663 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1665 (vectorizable_reduction): Likewise.
1666 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1668 (vectorizable_type_demotion, vectorizable_type_promotion,
1669 vectorizable_store): Likewise.
1670 (vect_analyze_stmt): Update call to vectorizable_reduction.
1671 (vect_transform_stmt): Likewise.
1672 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1673 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1674 from different interleaving chains in same node.
1675 (vect_slp_rearrange_stmts): New function.
1676 (vect_supported_load_permutation_p): Allow load permutations for
1677 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1678 inside SLP nodes if necessary.
1679 (vect_analyze_slp_instance): Handle reductions.
1680 (vect_analyze_slp): Try to build SLP instances originating from groups
1682 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1683 (vect_get_constant_vectors): Create initial vectors for reductions
1684 according to reduction code. Add new argument.
1685 (vect_get_slp_defs): Add new argument, pass it to
1686 vect_get_constant_vectors.
1687 (vect_schedule_slp_instance): Remove SLP tree root statements.
1689 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1691 * tree.h (ENUM_IS_SCOPED): Define.
1692 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1693 for ENUM_IS_SCOPED enums.
1695 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1697 * fold-const.c (fold_comparison): Use ssizetype.
1698 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1699 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1700 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1701 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1703 * tree.h (initialize_sizetypes): Remove parameter.
1704 (build_common_tree_nodes): Remove second parameter.
1705 * stor-layout.c (initialize_sizetypes): Remove parameter.
1706 Always create an unsigned type.
1707 (set_sizetype): Assert that the passed type is unsigned and simplify.
1708 * tree.c (build_common_tree_nodes): Remove second parameter.
1709 Adjust call to initialize_sizetypes.
1710 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1711 build_common_tree_nodes.
1713 2010-04-18 Matthias Klose <doko@ubuntu.com>
1715 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1717 2010-04-18 Ira Rosen <irar@il.ibm.com>
1719 PR tree-optimization/43771
1720 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1721 load permutation doesn't have gaps.
1723 2010-04-18 Jan Hubicka <jh@suse.cz>
1725 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1726 (sse_prologue_save_insn expander): Use new pattern.
1727 (sse_prologue_save_insn1): New pattern and splitter.
1728 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1730 * i386.c (setup_incoming_varargs_64): Do not compute jump
1732 (ix86_gimplify_va_arg): Update alignment needed.
1733 (ix86_local_alignment): Do not align all local arrays to 128bit.
1735 2010-04-17 Jan Hubicka <jh@suse.cz>
1737 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1739 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1741 * arm.md (negdi2): Remove redundant code to force values into a
1744 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1746 * arm/bpabi.S: Add EABI alignment attributes to objects.
1747 * arm/bpabi-v6m.S: Likewise.
1748 * arm/crti.asm: Likewise.
1749 * arm/crtn.asm: Likewise.
1750 * arm/lib1funcs.asm: Likewise.
1751 * arm/libunwind.S: Likewise.
1753 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1755 * arm-protos.h (tune_params): New structure.
1756 * arm.c (current_tune): New variable.
1757 (arm_constant_limit): Delete.
1758 (struct processors): Add pointer to the tune parameters.
1759 (arm_slowmul_tune): New tuning option.
1760 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1761 (all_cores): Adjust to pick up the tuning model.
1762 (arm_constant_limit): New function.
1763 (arm_override_options): Select the appropriate tuning model. Delete
1764 initialization of arm_const_limit.
1765 (arm_split_constant): Use the new constant-limit model.
1766 (arm_rtx_costs): Pick up the current tuning model.
1767 * arm.md (is_strongarm, is_xscale): Delete.
1768 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1769 for Xscale variant architectures.
1770 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1772 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1774 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1776 (arm_rtx_costs_1): Remove unused variable extra_cost.
1777 (arm_unwind_emit_set): Use variable offset.
1778 (thumb1_output_casesi): Remove unused variable flags.
1780 2010-04-16 Jeff Law <law@redhat.com>
1782 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1783 needing assignment rather than doing a two-phase assignment. Remove
1784 unused variable 'm'.
1786 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1789 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1791 2010-04-16 Doug Kwan <dougkwan@google.com>
1793 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1794 (next_operand_entry_id): New static variable.
1795 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1796 (add_to_ops_vec): Assigned unique ID to operand entry.
1797 (struct oecount_s): New field ID.
1798 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1799 (undistribute_ops_list): Assign unique IDs to oecounts.
1800 (init_reassoc): reset next_operand_entry_id.
1802 2010-04-16 Doug Kwan <dougkwan@google.com>
1804 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1805 missing left parenthesis.
1807 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1810 *btdi_rex64 using SWI48 mode iterator.
1811 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1812 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1813 *jcc_btdi_mask_rex64.
1815 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1817 * double-int.h (tree_to_double_int): Convert to macro.
1818 * double-int.c (tree_to_double_int): Remove.
1820 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1823 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1824 with want_address 2 and in case a single element list might be
1825 possible, call it again with want_address 0.
1827 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1829 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1830 case 'W' print operands for HI mode.
1831 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1832 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1833 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1834 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1836 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1838 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1839 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1840 #xx:3 and #xx:4 mode.
1842 * config/h8300/h8300.md (inverted load with HImode dest): Add
1843 support for H8300SX.
1845 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1846 satisfy 'U' constraint.
1848 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1850 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1851 * configure: Regenerate.
1852 * config.in: Regenerate.
1853 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1856 2010-04-16 Richard Guenther <rguenther@suse.de>
1858 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1859 (struct tree_decl_common): ... here.
1860 (DECL_PT_UID): Adjust.
1861 (SET_DECL_PT_UID): Likewise.
1862 (DECL_PT_UID_SET_P): Likewise.
1864 2010-04-16 Richard Guenther <rguenther@suse.de>
1866 PR tree-optimization/43572
1867 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1868 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1869 * tree-flow.h (is_call_clobbered): Remove.
1870 * tree-flow-inline.h (is_call_clobbered): Likewise.
1871 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1872 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1873 (execute_return_slot_opt): Adjust.
1874 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1875 check for call clobbered vars here.
1876 (find_tail_calls): Move tailcall verification to the
1879 2010-04-16 Diego Novillo <dnovillo@google.com>
1881 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1883 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1886 * config/arm/arm.md (cbranchqi4): New pattern.
1887 * config/arm/predicates.md (const0_operand,
1888 cbranchqi4_comparison_operator): New predicates.
1890 2010-04-16 Richard Guenther <rguenther@suse.de>
1892 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1893 (dump_gimple_stmt): Likewise.
1895 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1897 * recog.h (struct recog_data): New field is_operator.
1898 (struct insn_operand_data): New field is_operator.
1899 * recog.c (extract_insn): Set recog_data.is_operator.
1900 * genoutput.c (output_operand_data): Emit code to set the
1902 * reload.c (find_reloads): Use it rather than testing for an
1903 empty constraint string.
1906 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1907 If the previous insn is a cbranchsi4_insn with the same arguments,
1908 omit the compare instruction.
1910 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1911 register, inputs must be low registers and we need a low register
1912 scratch. Handle alternative 2 like alternative 3.
1914 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1916 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1917 don't call get_addr on both. If one expression is a VALUE and
1918 the other a REG, check VALUE's locs if the REG isn't among them.
1920 2010-04-16 Christian Bruel <christian.bruel@st.com>
1922 * config/sh/sh.h (sh_frame_pointer_required): New function.
1923 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1924 (flag_omit_frame_pointer) Set.
1925 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1926 (rounded_frame_size): Adjust size with outgoing_args_size.
1927 (sh_set_return_address): Must return from stack pointer.
1928 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1929 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1930 (ACCUMULATE_OUTGOING_ARGS): Define.
1931 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1932 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1934 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1937 * config/sh/sh.c (sh_legitimize_reload_address): Use
1938 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1939 Remove a unneeded check for offset_base.
1941 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1943 * configure: Regenerated.
1945 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1947 * config/s390/s390.c (s390_call_save_register_used): Switch back
1948 to HARD_REGNO_NREGS.
1950 2010-04-15 Richard Guenther <rguenther@suse.de>
1952 * alias.c (alias_set_subset_of): Handle alias-set zero
1955 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1956 Julian Brown <julian@codesourcery.com>
1958 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1959 alternatives according to use of high and low regs.
1960 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1961 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1962 optimizing for size on Thumb-2.
1964 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1966 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1968 2010-04-15 Richard Guenther <rguenther@suse.de>
1970 * tree-ssa-structalias.c (struct variable_info): Add
1972 (new_var_info): Initialize it.
1973 (dump_constraints): Support printing last added constraints.
1974 (debug_constraints): Adjust.
1975 (dump_constraint_graph): Likewise.
1976 (make_heapvar_for): Check for NULL cfun.
1977 (get_function_part_constraint): New function.
1978 (get_fi_for_callee): Likewise.
1979 (find_func_aliases): Properly implement IPA PTA constraints.
1980 (process_ipa_clobber): New function.
1981 (find_func_clobbers): Likewise.
1982 (insert_into_field_list_sorted): Remove.
1983 (create_function_info_for): Properly allocate vars for IPA mode.
1984 Do not use insert_into_field_list_sorted.
1985 (create_variable_info_for): Properly generate constraints for
1986 global vars in IPA mode.
1987 (dump_solution_for_var): Always dump the solution.
1988 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1989 (find_what_var_points_to): Adjust.
1990 (pt_solution_set): Change.
1991 (pt_solution_ior_into): New function.
1992 (pt_solution_empty_p): Export.
1993 (pt_solution_includes_global): Adjust.
1994 (pt_solution_includes_1): Likewise.
1995 (pt_solutions_intersect_1): Likewise.
1996 (dump_sa_points_to_info): Check some invariants.
1997 (solve_constraints): Move constraint dumping ...
1998 (compute_points_to_sets): ... here.
1999 (ipa_pta_execute): ... and here.
2000 (compute_may_aliases): Do not re-compute points-to info
2001 locally if IPA info is available.
2002 (ipa_escaped_pt): New global var.
2003 (ipa_pta_execute): Properly implement IPA PTA.
2004 * tree-into-ssa.c (dump_decl_set): Support dumping
2005 decls not in referenced-vars.
2006 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2007 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2008 (dump_points_to_solution): Likewise.
2009 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2010 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2011 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2012 (copy_decl_to_var): Copy DECL_PT_UID.
2013 (copy_result_decl_to_var): Likewise.
2014 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2015 (copy_node_stat): Copy it.
2016 * tree.h (DECL_PT_UID): New macro.
2017 (SET_DECL_PT_UID): Likewise.
2018 (DECL_PT_UID_SET_P): Likewise.
2019 (struct tree_decl_minimal): Add pt_uid member.
2020 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2021 (pt_solution_empty_p): Declare.
2022 (pt_solution_set): Adjust.
2023 (ipa_escaped_pt): Declare.
2024 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2025 * gimple-pretty-print.c (pp_points_to_solution): New function.
2026 (dump_gimple_call): Dump call clobber/use information.
2027 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2028 * tree-pass.h (TDF_ALIAS): New dump option.
2029 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2030 * doc/invoke.texi (-fipa-pta): Update documentation.
2032 2010-04-15 Richard Guenther <rguenther@suse.de>
2034 * Makefile.in (OBJS-common): Add gimple-fold.o.
2035 (gimple-fold.o): New rule.
2036 * tree.h (maybe_fold_offset_to_reference,
2037 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2039 * gimple.h: ... here.
2040 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2041 may_propagate_address_into_dereference): Move prototypes ...
2042 * gimple.h: ... here.
2043 * tree-ssa-ccp.c (get_symbol_constant_value,
2044 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2045 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2046 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2047 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2048 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2049 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2050 gimplify_and_update_call_from_tree): Move ...
2051 * gimple-fold.c: ... here. New file.
2052 (ccp_fold_builtin): Rename to ...
2053 (gimple_fold_builtin): ... this.
2054 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2056 2010-04-15 Richard Guenther <rguenther@suse.de>
2058 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2059 fit_double_type, force_fit_type_double, add_double_with_sign,
2060 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2061 lrotate_double, rrotate_double, div_and_round_double): Move ...
2062 * double-int.c: ... here.
2063 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2064 add_double, neg_double, mul_double_with_sign, mul_double,
2065 lshift_double, rshift_double, lrotate_double, rrotate_double,
2066 div_and_round_double): Move prototypes ...
2067 * double-int.h: ... here.
2069 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2072 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2073 matching constraints to ensure inputs match the output.
2075 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2078 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2079 in an input-only operand.
2081 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2083 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2084 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2085 (double_int_negative_p): Convert to static inline function.
2086 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2087 (double_int_negative_p): Remove.
2088 * tree.h (lshift_double, rshift_double):
2089 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2090 * fold-const.c (fold_convert_const_int_from_real,
2091 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2092 (lshift_double): Change type of arith argument to bool.
2093 (rshift_double): Change type of arith argument to bool. Correct
2095 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2097 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2100 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2101 at the start and end of the then/else blocks, and omit them from the
2103 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2104 argument; all callers changed. Pass zero to old_insns_match_p instead.
2105 (flow_find_head_matching_sequence): New function.
2106 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2107 * basic-block.h (flow_find_cross_jump,
2108 flow_find_head_matching_sequence): Declare functions.
2110 2010-04-14 Jason Merrill <jason@redhat.com>
2113 * c-common.c (attribute_takes_identifier_p): New fn.
2114 * c-common.h: Declare it.
2116 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2120 (*udivmod<mode>4): Ditto.
2122 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.md (maxmin_int): Rename code attribute from
2125 maxminiprefix and update all users.
2126 (maxmin_float): Ditto from maxminfprefix.
2127 (logic): Ditto from logicprefix.
2128 (absneg_mnemonic): Ditto from absnegprefix.
2129 * config/i386/mmx.md: Update all users of maxminiprefix,
2130 maxminfprefix and logicprefix for rename.
2131 * config/i386/sse.md: Ditto.
2132 * config/i386/sync.md (sync_<code><mode>): Update for
2135 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2138 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2139 warnings converted to errors.
2141 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2143 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2144 used insn_type variable.
2145 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2146 to avoid set-but-not-used warning.
2148 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2150 * df-core.c (df_ref_debug): Change format string placeholder
2152 * dwarf2asm.c (dw2_asm_output_data_raw,
2153 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2154 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2155 * dwarf2out.c (output_cfi, output_cfi_directive,
2156 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2157 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2159 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2160 * print-rtl.c (print_rtx): Ditto.
2162 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2165 * builtins.c (expand_builtin_pow_root): New function to expand pow
2166 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2167 series of sqrt and cbrt calls under -ffast-math.
2168 (expand_builtin_pow): Call it.
2170 2010-04-14 Michael Matz <matz@suse.de>
2172 PR tree-optimization/42963
2173 * tree-cfg.c (touched_switch_bbs): New static variable.
2174 (group_case_labels_stmt): New function broken out from ...
2175 (group_case_labels): ... here, use the above.
2176 (start_recording_case_labels): Allocate touched_switch_bbs.
2177 (end_recording_case_labels): Deallocate it, call
2178 group_case_labels_stmt.
2179 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2181 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2186 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2188 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2190 2010-04-13 Jan Hubicka <jh@suse.cz>
2192 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2193 of optimized out static functions.
2194 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2195 cost computation. Also sanity check for overflows.
2196 (update_caller_keys): Update cgraph_edge_badness call; properly
2197 update fibheap and sanity check that it is up to date.
2198 (add_new_edges_to_heap): Update cgraph_edge_badness.
2199 (cgraph_decide_inlining_of_small_function): Likewise;
2200 add sanity checking that badness in heap is up to date;
2201 improve dumping of reason; Update badness of calls to the
2202 offline copy of function currently inlined; dump badness
2203 of functions not inlined because of unit growth limits.
2205 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2208 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2209 because of sign-extension change when converting to sizetype here...
2210 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2212 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2213 the folding to constants. Remove redundant final conversion.
2214 (fold_binary) <associate>: Do not associate if the re-association of
2215 constants alone overflows.
2216 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2217 to the end of the list.
2218 (multiple_of_p) <COND_EXPR>: New case.
2220 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2222 * opt-functions.awk (opt_sanitized_name): New.
2224 * optc-gen.awk: Use it
2225 * opth-gen.awk: Use it.
2227 2010-04-13 Martin Jambor <mjambor@suse.cz>
2229 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2230 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2231 children. Call replace_uses_with_default_def_ssa_name to handle
2234 2010-04-13 Michael Matz <matz@suse.de>
2237 * builtins.c (expand_builtin_interclass_mathfn): Also create
2238 a register if the predicate doesn't match.
2240 2010-04-13 Diego Novillo <dnovillo@google.com>
2242 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2243 * c-pch.c: Include timevar.h.
2244 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2245 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2246 * ggc-common.c: Include timevar.h.
2247 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2248 * timevar.def (TV_PCH_SAVE): Define.
2249 (TV_PCH_CPP_SAVE): Define.
2250 (TV_PCH_PTR_REALLOC): Define.
2251 (TV_PCH_PTR_SORT): Define.
2252 (TV_PCH_RESTORE): Define.
2253 (TV_PCH_CPP_RESTORE): Define.
2255 2010-04-13 Michael Matz <matz@suse.de>
2257 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2259 (can_reassociate_p): New function.
2260 (break_up_subtract_bb, reassociate_bb): Use it.
2262 2010-04-13 Richard Guenther <rguenther@suse.de>
2265 * builtins.c (c_readstr): Fix assert.
2267 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2270 when generating cltd insn.
2272 (*ashl<mode>3_1): Remove special handling for register operand 2.
2273 (*ashlsi3_1_zext): Ditto.
2274 (*ashlhi3_1): Ditto.
2275 (*ashlhi3_1_lea): Ditto.
2276 (*ashlqi3_1): Ditto.
2277 (*ashlqi3_1_lea): Ditto.
2278 (*<shiftrt_insn><mode>3_1): Ditto.
2279 (*<shiftrt_insn>si3_1_zext): Ditto.
2280 (*<shiftrt_insn>qi3_1_slp): Ditto.
2281 (*<rotate_insn><mode>3_1): Ditto.
2282 (*<rotate_insn>si3_1_zext): Ditto.
2283 (*<rotate_insn>qi3_1_slp): Ditto.
2285 2010-04-13 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-structalias.c (callused_id): Remove.
2288 (call_stmt_vars): New.
2289 (get_call_vi): Likewise.
2290 (lookup_call_use_vi): Likewise.
2291 (lookup_call_clobber_vi): Likewise.
2292 (get_call_use_vi): Likewise.
2293 (get_call_clobber_vi): Likewise.
2294 (make_transitive_closure_constraints): Likewise.
2295 (handle_const_call): Adjust to do per-call call-used handling.
2296 (handle_pure_call): Likewise.
2297 (find_what_var_points_to): Remove general callused handling.
2298 (init_base_vars): Likewise.
2299 (init_alias_vars): Initialize call_stmt_vars.
2300 (compute_points_to_sets): Process call-used and call-clobbered
2301 vars for call statements.
2302 (delete_points_to_sets): Free call_stmt_vars.
2304 2010-04-13 Richard Guenther <rguenther@suse.de>
2306 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2307 Only add RW dependence for dependence distance zero.
2308 Adjust maximal vectorization factor according to dependences.
2309 Move alignment handling ...
2310 (vect_find_same_alignment_drs): ... here. New function.
2311 (vect_analyze_data_ref_dependences): Adjust.
2312 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2313 (vect_analyze_data_refs): Adjust minimal vectorization factor
2314 according to data references.
2315 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2316 dependences before determining the vectorization factor.
2317 Analyze alignment after determining the vectorization factor.
2318 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2319 dependences before alignment.
2320 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2322 (vect_analyze_data_refs): Likewise.
2323 (MAX_VECTORIZATION_FACTOR): New define.
2325 2010-04-13 Duncan Sands <baldrick@free.fr>
2327 * except.h (lang_eh_type_covers): Remove.
2328 * except.c (lang_eh_type_covers): Likewise.
2330 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2331 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2333 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2334 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2335 UNITS_PER_LONG where it is ABI relevant.
2336 (s390_return_addr_rtx): Likewise.
2337 (s390_back_chain_rtx): Likewise.
2338 (s390_frame_area): Likewise.
2339 (s390_frame_info): Likewise.
2340 (s390_initial_elimination_offset): Likewise.
2341 (save_gprs): Likewise.
2342 (s390_emit_prologue): Likewise.
2343 (s390_emit_epilogue): Likewise.
2344 (s390_function_arg_advance): Likewise.
2345 (s390_function_arg): Likewise.
2346 (s390_va_start): Likewise.
2347 (s390_gimplify_va_arg): Likewise.
2348 (s390_function_profiler): Likewise.
2349 (s390_optimize_prologue): Likewise.
2350 (s390_rtx_costs): Likewise.
2351 (s390_secondary_reload): Likewise.
2352 (s390_promote_function_mode): Likewise.
2353 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2354 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2355 registers available.
2356 (s390_unwind_word_mode): New function.
2357 (s390_function_value): Split 64 bit values into register pair if
2358 used as return value.
2359 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2360 function call parameters. Handle parallels.
2361 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2362 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2363 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2364 (s390_expand_setmem): Remove unused variable src_addr.
2365 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2366 deal with 64 bit registers.
2367 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2368 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2369 (UNITS_PER_LONG): New macro.
2370 * libjava/include/s390-signal.h: Define extended ucontext
2371 structure containing the upper halfs of the 64 bit registers.
2373 2010-04-13 Simon Baldwin <simonb@google.com>
2375 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2377 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2379 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2380 rvalue on the RHS if the LHS is of a non-renamable type.
2381 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2383 2010-04-13 Matthias Klose <doko@ubuntu.com>
2385 * gcc.c (cc1_options): Handle -iplugindir before processing
2386 the cc1 spec. Only add -iplugindir once.
2387 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2389 * common.opt (iplugindir): Remove `Separate' property, initialize.
2390 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2392 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2393 (distclean): Remove plugin dir.
2394 * doc/invoke.texi: Document -iplugindir.
2396 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2398 * doc/plugins.texi (Loading Plugins): Document short
2399 -fplugin=foo option.
2400 (Plugin API): Mention default_plugin_dir_name function.
2402 * gcc.c (find_file_spec_function): Add new declaration.
2403 (static_spec_func): Use it for "find-file".
2404 (find_file_spec_function): Add new function.
2405 (cc1_options): Add -iplugindir option if -fplugin* options found.
2407 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2409 * plugin.c (add_new_plugin): Updated comment, and handle short
2411 (default_plugin_dir_name): Added new function.
2413 * common.opt (iplugindir): New option to set the plugin directory.
2415 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/i386.md (any_rotate): New code iterator.
2418 (rotate_insn): New code attribute.
2420 (SWIM124): New mode iterator.
2421 (<rotate_insn>ti3): New expander.
2422 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2423 any_rotate code iterator.
2424 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2425 using any_rotate code iterator and SWIM124 mode iterator.
2426 (ix86_rotlti3): New insn_and_split pattern.
2427 (ix86_rotrti3): Ditto.
2428 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2429 ix86_rotl{di,ti}3 patterns.
2430 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2431 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2432 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2433 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2434 code iterator and SWI mode iterator.
2435 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2436 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2438 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2439 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2440 (bswap rotatert splitter): Add splitter.
2441 (bswap splitter): Macroize splitter using any_rotate code iterator.
2442 Add insn predicate to split only for TARGET_USE_XCHGB or when
2443 optimizing function for size.
2445 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2447 * config/pa/pa.c (emit_move_sequence): Remove use of
2448 deleted variable flag_argument_noalias.
2450 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2452 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2454 Add to unsupported targets list.
2455 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2456 sparc*-sun-solaris2.[567]* from target lists.
2457 * configure: Regenerate.
2458 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2460 Remove Solaris 7 patch references.
2461 (Specific, sparc-sun-solaris2.7): Removed.
2462 (sparc-sun-solaris2*): Update Solaris 7 example.
2463 (sparc64-*-solaris2*): Likewise.
2465 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2467 * config.build (alpha*-dec-osf4*): Remove.
2468 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2469 of obsolete configurations.
2470 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2472 * config/alpha/t-osf4: Renamed to ...
2473 * config/alpha/t-osf5: ... this.
2474 * config/alpha/osf.h: Renamed to ...
2475 * config/alpha/osf5.h: ... this.
2476 Merged old osf5.h contents.
2478 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2479 (EXTRA_SPECS): Removed.
2480 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2481 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2484 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2486 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2488 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2491 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2492 __thiscall convention.
2494 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2496 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2498 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2500 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2502 * function.c (assign_parms_initialize_all): Add unused attribute
2505 2010-04-12 Richard Guenther <rguenther@suse.de>
2507 * gsstruct.def (GSS_CALL): New.
2508 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2509 * gimple.h: Include tree-ssa-alias.h.
2510 (struct gimple_statement_call): New.
2511 (union gimple_statement_struct_d): Add gimple_call member.
2512 (gimple_call_reset_alias_info): Declare.
2513 (gimple_call_use_set): New function.
2514 (gimple_call_clobber_set): Likewise.
2515 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2516 * gimple.c (gimple_call_reset_alias_info): New function.
2517 (gimple_build_call_1): Call it.
2518 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2519 * tree-inline.c (remap_gimple_stmt): Likewise.
2520 (expand_call_inline): Remove callused handling.
2521 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2522 * tree-dfa.c (dump_variable): Likewise.
2523 * tree-parloops.c (parallelize_loops): Likewise.
2524 * tree-ssa.c (init_tree_ssa): Likewise.
2525 (delete_tree_ssa): Likewise.
2526 * tree-flow-inline.h (is_call_used): Remove.
2527 * tree-flow.h (struct gimple_df): Remove callused member.
2528 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2529 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2530 (ref_maybe_used_by_call_p_1): Simplify.
2531 (call_may_clobber_ref_p_1): Likewise.
2532 * tree-ssa-structalias.c (compute_points_to_sets): Set
2533 the call stmt used and clobbered sets.
2534 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2535 (find_tail_calls): Verify the tail call.
2537 2010-04-12 Richard Guenther <rguenther@suse.de>
2539 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2540 single-iteration always-inline inlining.
2541 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2542 (cgraph_decide_inlining): Do not handle always-inline specially.
2543 (try_inline): Remove always-inline cycle detection special case.
2544 Do not recurse on always-inlines.
2545 (cgraph_early_inlining): Do not iterate if not optimizing.
2546 (cgraph_gate_early_inlining): remove.
2547 (pass_early_inline): Run unconditionally.
2548 (gate_cgraph_decide_inlining): New function.
2549 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2550 not inlining or optimizing.
2551 (cgraph_decide_inlining_of_small_functions): Also consider
2552 always-inline functions.
2553 (cgraph_default_inline_p): Return true for nodes which should
2554 disregard inline limits.
2555 (estimate_function_body_sizes): Assume zero size and time for
2556 nodes which are marked as disregarding inline limits.
2557 (cgraph_decide_recursive_inlining): Do not perform recursive
2558 inlining on always-inline nodes.
2560 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2563 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2564 for exprs satisfying handled_component_p.
2566 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2568 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2569 non-constant aggregate elements.
2571 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2572 is a real initialization.
2574 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2577 * c-decl.c (start_function): Move forward check for nested function.
2579 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2581 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2582 * config/sh/sh.c: Include reload.h.
2583 (sh_legitimize_reload_address): New.
2584 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2585 sh_legitimize_reload_address.
2587 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2589 * config/sh/sh.md (*movqi_pop): New insn pattern.
2590 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2592 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.md (any_shiftrt): New code iterator.
2595 (shiftrt_insn): New code attribute.
2597 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2598 using any_shiftrt code iterator.
2599 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2600 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2601 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2602 pattern from corresponding peephole2 patterns.
2603 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2604 using any_shiftrt code iterator.
2605 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2606 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2607 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2608 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2609 *{ashr,lshr}<mode>3_cmp_zext.
2610 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2612 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2616 (*lshr<mode>3_cconly): Ditto.
2618 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2621 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2622 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2623 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2625 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2626 from corresponding peephole2 patterns.
2627 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2628 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2629 and *lshrdi3_1_rex64 using SWI mode iterator.
2630 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2631 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2632 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2633 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2634 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2635 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2636 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2637 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2638 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2641 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2644 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2645 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2646 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2648 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2649 from corresponding peephole2 patterns.
2650 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2651 (ashrsi3_cvt): Rename from ashrsi3_31.
2652 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2653 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2654 and x86_64_shift_adj_3 using SWI48 mode iterator.
2655 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2656 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2657 and *ashrdi3_1_rex64 using SWI mode iterator.
2658 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2659 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2660 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2661 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2662 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2663 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2664 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2665 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2666 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2668 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2669 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2670 x86_shift<mode>_adj_3 expanders.
2672 2010-04-10 Wei Guozhi <carrot@google.com>
2675 * config/arm/arm.c (arm_pic_static_addr): New function.
2676 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2678 (arm_output_addr_const_extra): Output expression for new pattern.
2679 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2681 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2683 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2686 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2687 * web.c: Include "insn-config.h" and "recog.h".
2688 (union_match_dups): New function.
2689 (web_main): Call it.
2690 (union_defs): Don't try to recognize match_dups.
2692 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2693 if doing so would replace the entire pattern.
2695 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2700 and splitter pattern. Change splitter operand 1 predicate to
2703 2010-04-09 Martin Jambor <mjambor@suse.cz>
2705 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2706 lattices are addresses of CONST_DECLs with the same initial value.
2707 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2708 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2710 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2711 Bernd Schmidt <bernds@codesourcery.com>
2713 * loop-invariant.c (replace_uses): New static function.
2714 (move_invariant_reg): Use it to ensure we can replace the uses.
2716 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2718 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2720 (picochip_override_options): Enable section anchors only above -O1.
2721 (picochip_reorg): Fixed a couple of build warnings.
2723 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2725 * configure.ac (plugin -rdynamic test): Log result.
2726 * configure: Regenerate.
2727 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2728 (RDYNAMIC_SPEC): Define.
2729 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2731 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2733 * configure.ac: Determine Sun ld version numbers.
2734 (comdat_group): Restrict GNU ld version checks to gld.
2735 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2736 (enable_comdat): Support --enable-comdat.
2737 * configure: Regenerate.
2738 * doc/install.texi (Configuration): Document --enable-comdat.
2740 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2742 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2743 * config/sol2-gld.h: ... here.
2744 * config.gcc (sparc*-*-solaris2*): Reflect this.
2745 (i[34567]86-*-solaris2*): Use it.
2747 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2749 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2751 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2753 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2756 * diagnostic.c (diagnostic_initialize): Initialize
2757 some_warnings_are_errors.
2758 (diagnostic_finish): New.
2759 (diagnostic_action_after_output): Call it before exiting.
2760 (diagnostic_report_diagnostic): Do not print message here. Set
2761 some_warnings_are_errors.
2762 * diagnostic.h (diagnostic_context): Delete
2763 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2764 (diagnostic_finish): Declare.
2765 * toplev.c (toplev_main): Call it before exit.
2767 2010-04-09 Jason Merrill <jason@redhat.com>
2770 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2771 for incomplete type.
2774 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2775 based on a warning flag.
2777 2010-04-09 Richard Guenther <rguenther@suse.de>
2779 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2781 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2784 * varasm.c (default_assemble_visibility): Wrap vars that are
2785 set, but unused, by targets without GAS.
2786 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2787 Remove set, but unused, vars.
2788 (rs6000_legitimize_tls_address): Likewise.
2789 (altivec_expand_dst_builtin): Likewise.
2790 * config/darwin.c (machopic_classify_symbol): Likewise.
2791 (machopic_indirection_name): Likewise.
2793 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2795 * config/i386/i386.md (DWI): New mode iterator.
2796 (S): New mode attribute.
2797 (shift_operand): Ditto.
2798 (shift_immediate_operand): Ditto.
2799 (ashl_input_operand): Ditto.
2800 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2801 using SDWIM mode iterator.
2802 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2803 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2805 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2806 from corresponding peephole2 patterns.
2807 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2808 and x86_64_shift_adj_1 using SWI48 mode iterator.
2809 (x86_shift<mode>_adj_2): Ditto.
2810 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2811 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2812 using SWI48 mode iterator.
2813 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2814 *ashldi3_cmp_rex64 using SWI mode iterator.
2815 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2816 *ashldi3_cconly_rex64 using SWI mode iterator.
2817 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2818 x86_shift<mode>_adj_{1,2}.
2819 (ix86_split_ashr): Ditto.
2820 (ix86_split_lshr): Ditto.
2822 2010-04-09 Richard Guenther <rguenther@suse.de>
2824 * target.h (builtin_conversion): Pass in input and output types.
2825 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2826 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2827 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2828 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2830 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2832 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2834 2010-04-09 Richard Guenther <rguenther@suse.de>
2837 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2839 2010-04-09 Richard Guenther <rguenther@suse.de>
2841 * tree-vectorizer.h (struct _stmt_vec_info): Document
2842 that vectype is the type of the LHS.
2843 (supportable_widening_operation, supportable_narrowing_operation):
2844 Get both input and output vector types as arguments.
2845 (vect_is_simple_use_1): Declare.
2846 (get_same_sized_vectype): Likewise.
2847 * tree-vect-loop.c (vect_determine_vectorization_factor):
2848 Set STMT_VINFO_VECTYPE to the vector type of the def.
2849 (vectorizable_reduction): Adjust.
2850 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2851 Adjust. Specify the output vector type.
2852 (vect_pattern_recog_1): Adjust.
2853 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2854 (vectorizable_call): Adjust.
2855 (vectorizable_conversion): Likewise.
2856 (vectorizable_operation): Likewise.
2857 (vectorizable_type_demotion): Likewise.
2858 (vectorizable_type_promotion): Likewise.
2859 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2861 (vect_is_simple_use_1): New function.
2862 (supportable_widening_operation): Get both input and output
2864 (supportable_narrowing_operation): Likewise.
2865 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2867 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2869 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2870 __thiscall and _thiscall as predefined macros.
2871 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2872 thiscall attribute handling.
2873 (ix86_comp_type_attributes): Likewise.
2874 (ix86_function_regparm): Likewise.
2875 (ix86_return_pops_args): Likewise.
2876 (init_cumulative_args): Likewise.
2877 (find_drap_reg): Likewise.
2878 (ix86_static_chain): Likewise.
2879 (x86_this_parameter): Likewise.
2880 (x86_output_mi_thunk): Likewise.
2881 (ix86_attribute_table): Add description for thiscall attribute.
2882 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2883 * doc/extend.texi: Add documentation for thiscall.
2885 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2888 * c.opt (Wint-to-pointer-cast): Available in C++.
2889 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2891 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2893 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2894 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2895 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2896 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2897 function type instead. Reorder and simplify checks.
2899 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2901 2010-04-08 Jing Yu <jingyu@google.com>
2902 Zdenek Dvorak <ook@ucw.cz>
2904 PR tree-optimization/42720
2905 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2906 loop unswitch conditions here from ...
2907 (tree_unswitch_single_loop): ... here.
2909 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2911 * tree-if-conv.c: Fix comments and simplify logic.
2913 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2915 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2916 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2917 (main_tree_if_conversion): Update call to tree_if_conversion.
2919 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2922 * doc/invoke.texi (-b,-V): Delete.
2923 * doc/tm.texi: Do not mention -b.
2924 * gcc.c (display_help): Delete -b and -V.
2925 (process_command): Delete -b and -V.
2926 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2928 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2929 Wolfgang Gellerich <gellerich@de.ibm.com>
2931 Implement target hook for loop unrolling
2932 * target.h (loop_unroll_adjust): Add a new target hook function.
2933 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2934 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2935 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2936 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2937 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2939 (decide_unroll_stupid): Likewise.
2941 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2944 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2946 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2948 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2949 (Specific, *-*-solaris2*): Likewise.
2950 Don't prefer Sun as over GNU as.
2952 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2954 * config/s390/s390.c (override_options): Adjust the z10
2955 defaults for max-unroll-times, max-completely-peeled-insns
2956 and max-completely-peel-times.
2958 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2960 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2961 instructions for z10.
2962 (s390_expand_setmem): Likewise.
2963 (s390_expand_cmpmem): Likewise.
2965 2010-04-08 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/43679
2968 * tree-ssa-pre.c (eliminate): Only propagate copies.
2970 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2973 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2974 set but not used variable warning.
2976 2010-04-08 Wei Guozhi <carrot@google.com>
2979 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2980 (arm_size_rtx_costs): Call the new function when optimized for size.
2982 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2985 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2986 op0 is not a MEM, just return NULL instead of assertion
2988 (discover_nonconstant_array_refs): Don't walk debug stmts.
2990 2010-04-08 Doug Kwan <dougkwan@google.com>
2992 * configure.ac: Recognize gold and do not use its version number
2993 to test ld features.
2994 * configure: Regenerate.
2996 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2999 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3000 (negate_value): Move code to push elements to broken_up_substracts ...
3001 (eliminate_plus_minus_pair): ... here. Push operands that have no
3002 negative pair to plus_negates.
3003 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3005 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3007 * doc/install.texi (Configuration): Move description of
3008 --enable-lto, --with-libelf*, --enable-gold from Java section to
3011 * doc/generic.texi (Working with declarations)
3012 (Function Properties, C and C++ Trees): Fix typos.
3013 * doc/sourcebuild.texi (Top Level): Likewise.
3015 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3018 * tree.h (DECL_READ_P): Define.
3019 (struct tree_decl_common): Add decl_read_flag.
3020 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3021 a set but not used warning.
3022 (merge_decls): Merge DECL_READ_P flag.
3023 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3024 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3025 * c-common.c (handle_used_attribute, handle_unused_attribute):
3027 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3029 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3031 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3032 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3033 c_parser_binary_expression, c_parser_cast_expression,
3034 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3035 Call default_function_array_read_conversion instead of
3036 default_function_array_conversion where needed.
3037 (c_parser_unary_expression, c_parser_conditional_expression,
3038 c_parser_postfix_expression_after_primary, c_parser_initelt):
3039 Likewise. Call mark_exp_read where needed.
3040 (c_parser_statement_after_labels, c_parser_asm_operands,
3041 c_parser_typeof_specifier, c_parser_sizeof_expression,
3042 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3044 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3046 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3047 (warn_unused_but_set_parameter): Default to warn_unused
3049 * doc/invoke.texi: Document -Wunused-but-set-variable and
3050 -Wunused-but-set-parameter.
3052 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3053 used count variable.
3054 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3055 when operandN variables aren't used in the body of the expander
3057 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3058 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3059 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3060 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3061 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3062 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3063 * tree.c (PROCESS_ARG): Likewise.
3065 2010-04-07 Simon Baldwin <simonb@google.com>
3067 * diagnostic.h (diagnostic_override_option_index): New macro to
3068 set a diagnostic's option_index.
3069 * c-tree.h (c_cpp_error): Add warning reason argument.
3070 * opts.c (_warning_as_error_callback): New.
3071 (register_warning_as_error_callback): Store callback for
3072 warnings enabled via enable_warning_as_error.
3073 (enable_warning_as_error): Call callback, minor code tidy.
3074 * opts.h (register_warning_as_error_callback): Declare.
3075 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3076 response to -Werror=.
3077 (c_common_init_options): Register warning_as_error_callback in opts.c.
3078 * common.opt: Add -Wno-cpp option.
3079 * c-common.c (struct reason_option_codes_t): Map cpp warning
3080 reason codes to gcc option indexes.
3081 * (c_option_controlling_cpp_error): New function, lookup the gcc
3082 option index for a cpp warning reason code.
3083 * (c_cpp_error): Add warning reason argument, call
3084 c_option_controlling_cpp_error for diagnostic_override_option_index.
3085 * doc/invoke.texi: Document -Wno-cpp.
3087 2010-04-07 Richard Guenther <rguenther@suse.de>
3089 * ipa-reference.c (mark_load): Use get_base_address.
3090 (mark_store): Likewise.
3092 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3093 inserting GIMPLE_NOPs into the IL.
3094 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3095 Explicitly strip handled components and indirect references.
3097 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3098 folding address expressions.
3099 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3100 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3101 operand_equal_p to compare decls.
3102 (ptr_deref_may_alias_decl_p): Likewise.
3103 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3104 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3105 Handle reversed comparison ops.
3106 * tree-sra.c (asm_visit_addr): Use get_base_address.
3107 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3108 * ipa-reference.c (mark_address): Use get_base_address.
3110 2010-04-07 Richard Guenther <rguenther@suse.de>
3112 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3113 Propagate constants everywhere.
3115 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3118 * tree.c (MAX_INT_CACHED_PREC): Define.
3119 (nonstandard_integer_type_cache): New array.
3120 (build_nonstandard_integer_type): Cache results for precision
3121 <= MAX_INT_CACHED_PREC.
3123 2010-04-07 Richard Guenther <rguenther@suse.de>
3125 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3126 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3127 * common.opt: Likewise.
3128 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3129 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3130 (nonoverlapping_memrefs_p): Likewise.
3131 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3132 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3133 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3134 OPT_fargument_noalias_global for backward compatibility.
3136 2010-04-07 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/43270
3139 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3140 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3141 * tree-ssa-pre.c (phi_translate_1): Adjust.
3142 (fully_constant_expression): Split out vn_reference handling to ...
3143 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3144 Fold reads from constant strings.
3145 (vn_reference_lookup): Handle fully constant references.
3146 (vn_reference_lookup_pieces): Likewise.
3147 * Makefile.in (expmed.o-warn): Add -Wno-error.
3149 2010-04-07 Martin Jambor <mjambor@suse.cz>
3151 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3153 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3156 * gcc.c: Add -static-libstdc++ to list of recognized options.
3158 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3160 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3162 2010-04-07 Richard Guenther <rguenther@suse.de>
3165 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3166 bases build simple mem attributes to retain points-to information.
3168 2010-04-07 Richard Guenther <rguenther@suse.de>
3171 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3172 preserve points-to related information.
3174 2010-04-07 Richard Guenther <rguenther@suse.de>
3177 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3178 discard plain indirect references.
3179 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3180 * tree.c (tree_nop_conversion): Likewise.
3182 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3185 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3187 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3189 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3190 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3192 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3194 * tree-if-conv.c: Fix indentation and comments.
3196 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3198 * tree-if-conv.c: Sort static functions in topological order.
3200 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3202 * tree-if-conv.c: Fix indentation and comments.
3204 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3207 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3208 lang_hooks.types.type_for_size instead of
3209 build_nonstandard_integer_type.
3210 When converting an unsigned type to signed, double its precision.
3211 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3212 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3213 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3216 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3220 POINTER_PLUS_EXPR for pointer types.
3222 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3225 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3226 * graphite-clast-to-gimple.c: Include langhooks.h.
3227 (max_signed_precision_type): New.
3228 (max_precision_type): Takes two types as arguments.
3229 (precision_for_value): New.
3230 (precision_for_interval): New.
3231 (gcc_type_for_interval): New.
3232 (gcc_type_for_value): New.
3233 (gcc_type_for_clast_term): New.
3234 (gcc_type_for_clast_red): New.
3235 (gcc_type_for_clast_bin): New.
3236 (gcc_type_for_clast_expr): Split up into several functions.
3237 (gcc_type_for_clast_eq): Rewritten.
3238 (compute_bounds_for_level): New.
3239 (compute_type_for_level_1): New.
3240 (compute_type_for_level): New.
3241 (gcc_type_for_cloog_iv): Removed.
3242 (gcc_type_for_iv_of_clast_loop): Rewritten.
3243 (graphite_create_new_loop): Compute the lower and upper bound types
3244 with gcc_type_for_clast_expr.
3245 (graphite_create_new_loop_guard): Same.
3246 (find_cloog_iv_in_expr): Removed.
3247 (compute_cloog_iv_types_1): Removed.
3248 (compute_cloog_iv_types): Removed.
3249 (gloog): Do not call compute_cloog_iv_types.
3250 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3252 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3253 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3254 (GBB_CLOOG_IV_TYPES): Removed.
3256 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3259 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3260 (detect_commutative_reduction): Same.
3262 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3264 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3265 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3267 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3268 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3269 (rewrite_commutative_reductions_out_of_ssa): Same.
3270 * passes.c (execute_function_todo): Call verify_ssa for every pass
3271 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3272 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3273 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3274 with an extra argument.
3275 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3276 verify_ssa only when the extra argument is true.
3277 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3278 with an extra argument.
3279 (tree_transform_and_unroll_loop): Same.
3281 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3283 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3284 for all the passes of the LNO having LOOP_CLOSED_SSA.
3285 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3286 * tree-loop-distribution.c (pass_loop_distribution): Same.
3287 * tree-pass.h (TODO_verify_loops): Removed.
3288 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3290 (pass_tree_unswitch): Same.
3291 (pass_predcom): Same.
3292 (pass_vectorize): Same.
3293 (pass_linear_transform): Same.
3294 (pass_graphite_transforms): Same.
3295 (pass_iv_canon): Same.
3296 (pass_complete_unroll): Same.
3297 (pass_complete_unrolli): Same.
3298 (pass_parallelize_loops): Same.
3299 (pass_loop_prefetch): Same.
3300 (pass_iv_optimize): Same.
3302 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3305 * passes.c (init_optimization_passes): Move pass_lim before
3306 pass_copy_prop and pass_dce_loop.
3308 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3311 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3312 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3313 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3314 MULTI_* defines for 4 argument vpermil2p* builtins.
3316 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3318 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3319 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3320 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3321 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3322 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3323 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3324 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3325 Use x86_maybe_negate_const_int to output insn mnemonic.
3326 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3327 check from instruction predicate. Update comments.
3328 * config/i386/sync.md (sync_add<mode>): Use
3329 x86_maybe_negate_const_int to output insn mnemonic.
3331 2010-04-06 Jan Hubicka <jh@suse.cz>
3333 PR tree-optimization/42906
3334 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3335 IGNORE_SELF argument. Set visited_control_parents for fully
3337 (find_obviously_necessary_stmts): Update call of
3338 mark_control_dependent_edges_necessary.
3339 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3341 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.md: Remove comment about 'e' and 'E'
3346 2010-04-06 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/43627
3349 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3350 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3353 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3355 * BASE-VER: Change to 4.6.0.
3358 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3361 2010-04-06 Richard Guenther <rguenther@suse.de>
3364 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3366 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3368 * doc/invoke.texi (Optimize Options): Document that LTO
3369 won't remove object access purely due to incompatible
3372 2010-04-04 Matthias Klose <doko@ubuntu.com>
3374 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3375 Initialize variable.
3377 2010-04-03 Richard Guenther <rguenther@suse.de>
3380 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3381 require a non-NULL MEM_OFFSET.
3383 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3385 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3386 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3387 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3388 config/alpha/predicates.md, config/arm/arm.md,
3389 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3390 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3391 config/darwin9.h, config/darwin.c, config/darwin.h,
3392 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3393 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3394 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3395 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3396 config/mips/mips.md, config/mn10300/mn10300.c,
3397 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3398 config/rs6000/aix.h, config/rs6000/dfp.md,
3399 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3400 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3401 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3402 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3403 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3404 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3405 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3406 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3407 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3408 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3409 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3410 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3411 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3412 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3413 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3414 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3415 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3416 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3417 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3418 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3419 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3420 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3421 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3422 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3423 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3424 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3425 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3426 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3427 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3428 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3429 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3430 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3431 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3432 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3433 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3434 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3436 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3439 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3440 * aclocal.m4: Regenerate.
3442 2010-04-02 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/43629
3445 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3446 if we have seen a constant value.
3448 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3450 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3452 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3455 * arm.c (legitimize_tls_address): Adjust call to
3456 gen_tls_load_dot_plus_four.
3457 (arm_note_pic_base): New function.
3458 (arm_cannot_copy_insn_p): Use it.
3459 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3462 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3467 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3469 * Makefile.in ($(out_object_file)): Depend on
3470 gt-$(basename $(notdir $(out_file))).h.
3472 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3474 * config.gcc (lm32-*-rtems*): Add t-lm32.
3476 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3478 * config.gcc: Add lm32-*-rtems*.
3479 * config/lm32/rtems.h: New file.
3481 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3484 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3486 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3488 * dwarf2out.c (output_compilation_unit_header): For
3489 -gdwarf-4 use version 4 instead of version 3.
3490 (output_line_info): For version 4 and above emit additional
3491 maximum ops per insn header field.
3492 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3494 * dwarf2out.c (is_c_family, is_java): Remove.
3495 (lower_bound_default): New function.
3496 (add_bound_info, gen_descr_array_type_die): Use it.
3498 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3501 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3502 re-declaration when it happens in a function.
3504 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3506 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3507 (cgraph_remove_function_insertion_hook): Same.
3508 (cgraph_call_function_insertion_hooks): Same.
3510 2010-04-01 Richard Guenther <rguenther@suse.de>
3513 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3514 and TREE_THIS_VOLATILE.
3515 (copy_ref_info): Likewise.
3516 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3517 * tree.c (build6_stat): Ignore side-effects of all but arg5
3518 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3521 2010-04-01 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/43607
3524 * ipa-type-escape.c (check_call): Do not access non-existing
3527 2010-04-01 Richard Guenther <rguenther@suse.de>
3531 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3532 Jack Howarth <howarth@bromo.med.uc.edu>
3534 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3537 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3539 * doc/install.texi (Prerequisites): Document libelf usability on
3540 IRIX 5/6 and Solaris 2.
3541 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3542 Update GNU as, GNU ld requirements.
3543 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3544 Document Sun Studio compiler download.
3545 Update and simplify as, ld recommendations.
3546 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3548 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3550 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3551 with_tune_32 to pentium4.
3553 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3555 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3557 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3559 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3560 obsoletion, removal.
3562 Document GNU as requirement.
3563 Update configure requirements.
3564 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3565 Recomment IRIX 6.5.18+.
3566 Document IDF/IDL requirement.
3567 Document GNU as requirement.
3568 Document GNU ld bootstrap failure.
3569 Remove freeware.sgi.com reference.
3571 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3573 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3574 UNIX V4.0, V5.0 obsoletion, removal.
3575 Remove --with-gc=simple reference.
3576 Update VM requirements during bootstrap.
3577 Remove -oldas bootstrap description.
3578 Update binutils reference.
3579 Remove comparison failure note.
3581 2010-03-31 Richard Guenther <rguenther@suse.de>
3582 Zdenek Dvorak <ook@ucw.cz>
3583 Sebastian Pop <sebastian.pop@amd.com>
3586 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3587 with multiple arguments.
3588 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3590 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3592 * graphite-dependences.c (print_pddr): Call print_pdr with an
3594 * graphite-poly.c (debug_pdr): Add an extra argument for the
3597 (print_pbb_domain): Same.
3599 (print_scop_context): Same.
3601 (print_cloog): Same.
3602 (debug_pbb_domain): Same.
3606 (debug_scop_context): Same.
3608 (debug_cloog): Same.
3609 (print_scop_params): Same.
3610 (debug_scop_params): Same.
3611 (print_iteration_domain): Same.
3612 (print_iteration_domains): Same.
3613 (debug_iteration_domain): Same.
3614 (debug_iteration_domains): Same.
3615 (print_scattering_function): Same.
3616 (print_scattering_functions): Same.
3617 (debug_scattering_function): Same.
3618 (debug_scattering_functions): Same.
3619 * graphite-poly.h (debug_pdr): Update declaration.
3621 (print_pbb_domain): Same.
3623 (print_scop_context): Same.
3625 (print_cloog): Same.
3626 (debug_pbb_domain): Same.
3630 (debug_scop_context): Same.
3632 (debug_cloog): Same.
3633 (print_scop_params): Same.
3634 (debug_scop_params): Same.
3635 (print_iteration_domain): Same.
3636 (print_iteration_domains): Same.
3637 (debug_iteration_domain): Same.
3638 (debug_iteration_domains): Same.
3639 (print_scattering_function): Same.
3640 (print_scattering_functions): Same.
3641 (debug_scattering_function): Same.
3642 (debug_scattering_functions): Same.
3644 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3646 * graphite-poly.c (print_scattering_function_1): New.
3647 (print_scattering_function): Call it.
3648 (print_scop_params): Remove spaces at the end of lines.
3651 * graphite-poly.h (print_cloog): Declared.
3652 (debug_cloog): Declared.
3654 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3656 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3658 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3659 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3660 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3661 to switch between adding the IV bump in loop->latch or in loop->header.
3663 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3665 * graphite-poly.c (print_scattering_function): Pretty print following
3668 (print_pbb_domain): Same.
3669 (dump_gbb_cases): Same.
3670 (dump_gbb_conditions): Same.
3673 (print_scop_params): Same.
3674 (print_scop_context): Same.
3676 (print_pbb_body): New.
3677 (lst_indent_to): New.
3678 (print_lst): Start new lines with a #.
3679 * graphite-poly.h (pbb_bb): New.
3680 (pbb_index): Use pbb_bb.
3681 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3683 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3685 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3687 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3688 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3689 and 0 instead of 1 for dw_val_class_flag.
3690 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3691 dw_val_class_range_list, dw_val_class_loc_list,
3692 dw_val_class_lineptr and dw_val_class_macptr, use
3693 DW_FORM_flag_present for dw_val_class_flag and
3694 DW_FORM_exprloc for dw_val_class_loc.
3695 (output_die): For -gdwarf-4 print dw_val_class_loc
3696 size as uleb128 instead of 1 or 2 bytes and don't print
3697 anything for dw_val_class_flag.
3699 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3700 instead of cselib_lookup following by tweaking locs->setting_insn.
3703 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3704 even before returning from label, setjmp call or volatile asm
3707 2010-03-31 Richard Guenther <rguenther@suse.de>
3710 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3711 temporary data on stack.
3713 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3715 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3716 (PUSHSECTION_ASM_OP): Remove.
3717 (POPSECTION_ASM_OP): Remove.
3718 (PUSHSECTION_FORMAT): Remove.
3719 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3720 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3721 * config/sol2.c (solaris_output_init_fini): Use it.
3723 2010-03-31 Jie Zhang <jie@codesourcery.com>
3726 * opt-functions.awk (var_type_struct): Use signed char type
3727 for simple variables.
3729 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3731 * config/sol2.c: Include output.h.
3732 (solaris_assemble_visibility): New function.
3733 * config/t-sol2 (sol2.o): Add output.h dependency.
3734 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3735 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3738 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3741 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3742 V2SImode or XFmode on PRE_DEC.
3745 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3748 2010-03-31 Jie Zhang <jie@codesourcery.com>
3751 * reload.h (caller_save_initialized_p): Declare.
3752 * toplev.c (backend_init_target): Don't call
3753 init_caller_save but set caller_save_initialized_p to false.
3754 * caller-save.c (caller_save_initialized_p): Define.
3755 (init_caller_save): Check caller_save_initialized_p.
3756 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3758 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3761 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3762 and soft-fp/t-softfp to tmake_file.
3763 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3764 (LIBGCC2_TF_CEXT): Define.
3767 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3770 * cselib.c (n_useless_values): Document handling of debug locs.
3771 (n_useless_debug_values, n_debug_values): New variables.
3772 (new_elt_loc_list): Don't add to debug values, keep count.
3773 (promote_debug_loc): New.
3774 (cselib_reset_table): Zero new variables.
3775 (entry_and_rtx_equal_p): Promote debug locs.
3776 (discard_useless_locs): Increment n_useless_debug_values for
3778 (remove_useless_values): Adjust n_useless_values and n_debug_values
3779 with n_useless_debug_values.
3780 (add_mem_for_addr): Promote debug locs.
3781 (cselib_lookup_mem): Likewise.
3782 (cselib_lookup_addr): Renamed to...
3783 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3784 (cselib_log_lookup): ... this. Turn into...
3785 (cselib_lookup_addr): ... new wrapper.
3786 (cselib_lookup_from_insn): New.
3787 (cselib_invalidate_regno): Increment n_useless_debug_values for
3789 (cselib_invalidate_mem): Likewise.
3790 (cselib_process_insn): Take n_deleted and n_debug_values into
3791 account to guard remove_useless_value call.
3792 (cselib_finish): Zero n_useless_debug_values.
3793 * cselib.h (cselib_lookup_from_insn): Declare.
3794 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3795 (sched_analyze_2): Likewise.
3797 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3799 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3801 (adjust_mems): Replace narrowing SUBREG of expression containing
3802 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3803 with operations in the narrower mode.
3806 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3807 regs_invalidated_by_call instead all call_used_reg_set registers.
3809 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3812 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3813 pointer comparisons with types_compatible_p.
3814 * tree-vect-stmts.c (vectorizable_call): Same.
3815 (vectorizable_condition): Same.
3817 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3819 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3820 stack check if the mask would be zero.
3822 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3823 Jack Howarth <howarth@bromo.med.uc.edu>
3825 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3828 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3831 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3833 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3834 Include ___unordxf2 and ___unordtf2.
3835 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3838 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3840 * config/lm32/t-lm32: New file.
3841 * config.gcc: Use the above file when targetting lm32.
3843 2010-03-28 Duncan Sands <baldrick@free.fr>
3845 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3847 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3850 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3851 Improve vectorization cost model diagnostic.
3853 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3856 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3857 compute_data_dependences_for_loop returns false, early exit
3858 and output an extra diagnostic for the failed data reference
3861 2010-03-29 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/43560
3864 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3865 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3867 2010-03-29 Jie Zhang <jie@codesourcery.com>
3870 * toplev.c (process_options): Set optimization_default_node
3871 and optimization_current_node.
3872 * opts.c (decode_options): Don't set optimization_default_node
3873 and optimization_current_node.
3875 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3877 * config/rtems.h: Abandon -qrtems_debug.
3879 2010-03-28 Jan Hubicka <jh@suse.cz>
3881 PR tree-optimization/43505
3882 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3883 map should not be copied.
3885 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3888 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3889 cdtors, set DECL_PRESERVE_P.
3890 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3893 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3895 PR tree-optimization/43528
3896 * stor-layout.c (place_field): Check that constant fits into
3897 unsigned HWI when skipping calculation of MS bitfield layout.
3899 2010-03-27 Jan Hubicka <jh@suse.cz>
3902 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3903 notice_global_symbol work.
3905 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3907 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3908 instead of dwarf2out_decl.
3909 (struct var_loc_node): Remove section_label field.
3910 (dwarf2out_function_decl): New function.
3911 (dwarf2out_var_location): Don't set section_label field.
3912 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3914 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3916 PR tree-optimization/43544
3917 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3918 First argument for builtin vectorized function hook is now a
3919 tree to be able to distinguish between machine specific and
3921 * targhooks.c (default_builtin_vectorized_function): Ditto.
3922 * targhooks.h (default_builtin_vectorized_function): Ditto.
3923 * target.h (struct gcc_target): Ditto.
3924 * tree-vect-stmts.c (vectorizable_function): Ditto.
3925 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3926 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3929 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3932 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3933 nested binding iff it is a FUNCTION_DECL.
3934 (store_parm_decls_newstyle): Pass nested=true to bind for
3935 FUNCTION_DECLs amongst parameters.
3937 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3939 * var-tracking.c (vt_expand_loc_callback): Don't run
3940 cselib_expand_value_rtx_cb in dummy mode if
3941 cselib_dummy_expand_value_rtx_cb returned false.
3943 * var-tracking.c (emit_note_insn_var_location): For one part
3944 notes with offset 0, don't add EXPR_LIST around the location.
3945 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3946 add_location_or_const_value_attribute): Adjust for that change.
3949 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3950 into first operand and location into second.
3951 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3952 dw_cfi_oprnd_loc for DW_CFA_expression.
3953 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3954 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3955 assume first argument is regnum and second argument is location.
3957 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3960 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3961 of scratch register to DImode. Split to DImode comparison operator.
3962 Use SImode subreg of scratch register in the multiplication.
3963 (*cmp_sadd_sidi): Ditto.
3964 (*cmp_ssub_si): Ditto.
3965 (*cmp_ssub_sidi): Ditto.
3967 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3971 Remove invalid assert and wrong comment.
3973 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3976 * flags.h (final_insns_dump_p): New extern.
3977 * final.c (final_insns_dump_p): New variable.
3978 (rest_of_clean_state): Set it before -fdump-final-insns=
3979 dumping, clear afterwards.
3980 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3981 MEM_ALIAS_SET on MEMs.
3983 2010-03-26 David S. Miller <davem@davemloft.net>
3985 * configure.ac: Fix sparc GOTDATA_OP bug check.
3986 * configure: Rebuild.
3988 2010-03-26 Alan Modra <amodra@gmail.com>
3990 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3992 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3994 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3995 TLS_SECTION_ASM_FLAG.
3997 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4000 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4001 Clear first_function_block_is_cold.
4004 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4005 argument if the argument is truth_value_p.
4007 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4009 * config/rs6000/constraints.md: Update copyright year for my changes.
4012 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4013 used in reg+reg addressing, swap registers.
4015 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4018 * target.h (struct gcc_target): Add code_end hook.
4019 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4021 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4022 * toplev.c (compile_file): Call targetm.asm_out.code_end
4023 hook before unwind info/debug info output.
4024 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4025 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4026 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4027 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4028 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4029 * config/i386/i386.c (ix86_file_end): Renamed to...
4030 (ix86_code_end): ... this. Make static. Don't call
4031 file_end_indicate_exec_stack. Emit unwind info using
4032 final_start_function/final_end_function.
4033 (darwin_x86_file_end): Remove.
4034 (TARGET_ASM_CODE_END): Define.
4035 * config/i386/i386.h (TARGET_ASM_FILE_END,
4036 NEED_INDICATE_EXEC_STACK): Don't define.
4037 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4038 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4039 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4040 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4043 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4044 at the beginning and final_end_function at the end.
4045 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4047 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4049 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4050 and Sun as TLS syntax.
4051 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4052 * configure: Regenerate.
4053 * config.in: Regenerate.
4054 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4055 (default_elf_asm_named_section): Use it.
4056 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4057 (i386_output_dwarf_dtprel): Likewise.
4058 (output_addr_const_extra): Likewise.
4059 (output_pic_addr_const): Lowercase @GOTTPOFF.
4060 (output_addr_const_extra): Likewise.
4061 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4062 (output_addr_const_extra): Likewise.
4063 (output_pic_addr_const): Lowercase @INDNTPOFF.
4064 (output_addr_const_extra): Likewise.
4065 (output_pic_addr_const): Lowercase @NTPOFF.
4066 (output_addr_const_extra): Likewise.
4067 (output_pic_addr_const): Lowercase @TPOFF.
4068 (output_addr_const_extra): Likewise.
4069 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4070 (*tls_global_dynamic_64): Likewise.
4071 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4072 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4074 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4075 (ASM_OUTPUT_TLS_COMMON): Use it.
4076 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4079 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4080 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4081 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4082 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4083 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4084 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4086 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4088 * config/i386/i386.c (override_options): Don't accept
4089 -mtls-dialect=sun any longer.
4090 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4091 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4092 (*tls_local_dynamic_base_32_sun): Likewise.
4093 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4095 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4098 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4099 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4102 * ira.c (adjust_cleared_regs): New function.
4103 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4107 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4109 * expr.c (expand_expr_real): Restore previous
4110 curr_insn_source_location and curr_insn_block after
4111 expand_expr_real_1 call.
4112 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4113 instead of expand_expr_real_1.
4115 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4117 PR rtl-optimization/43413
4118 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4121 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4124 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4125 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4127 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4129 * config/i386/i386.c (ix86_target_string): Add -mfma.
4130 Fix a typo in comment.
4132 2010-03-22 Mike Stump <mikestump@comcast.net>
4135 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4136 Don't overly align based upon packed packed fields.
4138 2010-03-22 Jason Merrill <jason@redhat.com>
4140 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4141 Use () rather than [], and move before the element type.
4143 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4145 * doc/configfiles.texi (Configuration Files): Removed
4146 fixinc/Makefile*, intl/Makefile.*.
4147 * doc/makefile.texi: Fixed markup. Abstract from version
4148 control system used.
4149 (Makefile): Removed obsolete gcc/java/parse.y example.
4150 * doc/sourcebuild.texi: Likewise.
4151 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4152 libgomp, libssp. Removed fastjar.
4153 (Miscellaneous Docs): Clarify location.
4154 Added COPYING3, COPYING3.LIB.
4155 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4157 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4160 * config/i386/i386.c (x86_function_profiler)
4161 [!NO_PROFILE_COUNTERS]: Fix typo.
4162 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4165 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4166 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4168 * doc/sourcebuild.texi (Test Directives): Split into six
4169 subsections, with most of the current text in new subsections
4170 Directives, Selectors, and Final Actions.
4171 (Directives): Split list of test directives into multiple
4173 (Selectors): Describe use and syntax of selectors.
4174 (Effective-Target Keywords): Describe all existing keywords.
4175 (Add Options): Describe features for dg-add-options.
4176 (Require Support): Describe variants of dg-require-support.
4177 (Final Actions): Describe commands to use in dg-final.
4179 2010-03-22 Michael Matz <matz@suse.de>
4182 * recog.c (validate_replace_rtx_group): Replace also in
4183 REG_EQUAL and REG_EQUIV notes.
4185 2010-03-22 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/43390
4188 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4189 sure vector extracts are type correct.
4191 2010-03-22 Richard Guenther <rguenther@suse.de>
4194 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4195 x * sqrt (x) even when optimizing for size if the target
4196 has native support for sqrt.
4198 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4200 * varasm.c (make_decl_rtl_for_debug): Also clear
4201 flag_mudflap for the duration of make_decl_rtl call.
4204 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4205 locs from preserved VALUEs.
4207 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4210 * pa.md (movmemsi): Set align to one if zero.
4211 (movmemdi): Likewise.
4213 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4216 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4217 with their corresponding prologue pushes.
4219 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4222 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4223 at the begining or end.
4224 (spu_expand_epilogue): Likewise.
4226 2010-03-20 Richard Guenther <rguenther@suse.de>
4228 PR rtl-optimization/43438
4229 * combine.c (make_extraction): Properly zero-/sign-extend an
4230 extraction of the low part of a CONST_INT. Also handle
4233 2010-03-19 Mike Stump <mikestump@comcast.net>
4235 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4236 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4237 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4239 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4242 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4245 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4247 PR rtl-optimization/42258
4248 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4249 use that may match DEF.
4252 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4253 the cost of loading the constant rather than assuming
4255 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4256 outer code is AND, do the same tests as the andsi3 expander and
4257 return COSTS_N_INSNS (1) if and is cheap.
4259 * optabs.c (avoid_expensive_constant): Fix formatting.
4261 2010-03-19 Michael Matz <matz@suse.de>
4264 * attribs.c (decl_attributes): When rebuilding a function pointer
4265 type use the same qualifiers as the original pointer type.
4267 2010-03-19 Martin Jambor <mjambor@suse.cz>
4269 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4270 and is_gimple_ip_invariant_address.
4272 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4275 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4277 * config/arm/arm.c (arm_override_options): Turn off
4278 flag_dwarf2_cfi_asm for AAPCS variants.
4280 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4283 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4284 Use PRE_MODIFY instead of PRE_DEC.
4285 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4286 (vfp_emit_fstmd): Likewise.
4288 2010-03-19 Michael Matz <matz@suse.de>
4291 * builtins.c (expand_builtin_interclass_mathfn,
4292 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4295 2010-03-19 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/43415
4298 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4299 (phi_translate_1): ... this.
4300 (phi_translate): Move all caching here. Cache all NARY
4301 and REFERENCE translations.
4303 2010-03-19 David S. Miller <davem@davemloft.net>
4305 With help from Eric Botcazou.
4306 * config/sparc/sparc.c: Include dwarf2out.h.
4307 (emit_pic_helper): Delete.
4308 (pic_helper_symbol_name): Delete.
4309 (pic_helper_emitted_p): Delete.
4310 (pic_helper_needed): New.
4311 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4312 (get_pc_thunk_name): New.
4313 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4314 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4315 Set pic_helper_needed to true. Don't call emit_pic_helper.
4316 (sparc_expand_prologue): Update load_pic_register call.
4317 (sparc_output_mi_thunk): Likewise.
4318 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4319 thunk if possible. Output CFI information as needed.
4321 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4322 Jack Howarth <howarth@bromo.med.uc.edu>
4325 * config/i386/i386.h: Fix ABI on darwin x86-32.
4327 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4329 * tree.h: Declare make_decl_rtl_for_debug.
4330 * varasm.c (make_decl_rtl_for_debug): New.
4331 * dwarf2out.c (rtl_for_decl_location): Call it.
4332 * cfgexpand.c (expand_debug_expr): Call it.
4334 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4337 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4341 * var-tracking.c (vt_init_cfa_base): Do nothing if
4342 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4344 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4347 * var-tracking.c (canonicalize_vars_star): New.
4348 (dataflow_post_merge_adjust): Use it.
4350 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4353 * var-tracking.c (non_suitable_const): New function.
4354 (add_uses): For DEBUG_INSNs with constants, don't record any
4355 value, instead just the constant value itself.
4356 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4357 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4358 (emit_notes_in_bb): Likewise.
4359 (emit_note_insn_var_location): For onepart variables if
4360 cur_loc is a VOIDmode constant, use DECL_MODE.
4362 2010-03-18 Martin Jambor <mjambor@suse.cz>
4365 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4366 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4367 all non-clones. Moved call redirection...
4368 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4369 (cgraph_materialize_all_clones): Dispose of all
4370 combined_args_to_skip bitmaps.
4371 (verify_cgraph_node): Do not check for edges pointing to wrong
4372 nodes in inline clones.
4373 * tree-inline.c (copy_bb): Call
4374 cgraph_redirect_edge_call_stmt_to_callee.
4375 * ipa.c (cgraph_remove_unreachable_nodes): Call
4376 cgraph_node_remove_callees even when there are used clones.
4378 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4380 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4382 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4385 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4388 2010-03-18 Michael Matz <matz@suse.de>
4391 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4392 into sqrt(x) if we need to preserve signed zeros.
4394 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4395 Eric Botcazou <ebotcazou@adacore.com>
4397 PR rtl-optimization/43360
4398 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4399 note if we don't know its invariant status.
4401 2010-03-18 Michael Matz <matz@suse.de>
4403 PR tree-optimization/43402
4404 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4405 PHI chains of ssa names registered for update.
4407 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4410 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4411 non-offsettable and pre_modify update addressing.
4412 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4413 and "2" alternatives "#".
4414 (*movdd_softfloat32): Make all alternatives "#";
4415 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4416 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4417 (*movdf_softfloat32): Make all alternatives "#";
4418 (movdi): Use the new DIFD mode iterator to create a common splitter
4419 for movdi, movdf and movdd patterns.
4421 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4423 * common.opt (dumpdir): Remove redundant tab.
4425 2010-03-17 Martin Jambor <mjambor@suse.cz>
4427 PR tree-optimization/43347
4428 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4429 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4431 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4433 PR rtl-optimization/42216
4434 * regrename.c (create_new_chain): New function, broken out from...
4435 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4436 appending a use to an empty chain.
4437 (build_def_use): Remove previous changes that convert OP_INOUT to
4438 OP_OUT operands; instead detect the case where an OP_INOUT operand
4439 uses a previously untracked register and create an empty chain for it.
4441 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4443 * doc/extend.texi (Function Attributes): Rewrite unfinished
4444 sentence in ms_abi documentation.
4446 2010-03-17 Alan Modra <amodra@gmail.com>
4448 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4449 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4450 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4451 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4453 2010-03-16 Richard Henderson <rth@redhat.com>
4456 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4457 (lower_try_finally): Save and restore eh_seq around the expansion
4460 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4462 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4463 statements before splitting block.
4465 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4467 * doc/sourcebuild.texi (Testsuites): Fix markup.
4468 Use pathnames relative to gcc/testsuite.
4469 (Test Directives): Move description of how timeout is determined.
4470 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4471 (C Tests): Correct gcc.misc-tests directory.
4472 Framework tests now live in gcc.test-framework.
4474 2010-03-16 Richard Guenther <rguenther@suse.de>
4477 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4478 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4480 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4481 Alexandre Oliva <aoliva@redhat.com>
4483 PR tree-optimization/42917
4484 * lambda-code.c (remove_iv): Skip debug statements.
4485 (lambda_loopnest_to_gcc_loopnest): Likewise.
4486 (not_interesting_stmt): Debug statements are not interesting.
4488 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4492 * cselib.c (cselib_preserve_constants,
4493 cfa_base_preserved_val): New static variables.
4494 (preserve_only_constants): New function.
4495 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4496 clear its REG_VALUES. If cselib_preserve_constants, don't
4497 empty the whole hash table, but preserve there VALUEs with constants,
4498 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4499 (cselib_preserve_cfa_base_value): New function.
4500 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4501 (cselib_init): Change argument to int bitfield. Set
4502 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4504 (cselib_finish): Clear cselib_preserve_constants and
4505 cfa_base_preserved_val.
4506 * cselib.h (enum cselib_record_what): New enum.
4507 (cselib_init): Change argument to int.
4508 (cselib_preserve_cfa_base_value): New prototype.
4509 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4510 * dse.c (dse_step1): Likewise.
4511 * cfgcleanup.c (thread_jump): Likewise.
4512 * sched-deps.c (sched_analyze): Likewise.
4513 * gcse.c (local_cprop_pass): Likewise.
4514 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4515 If FN is non-NULL, call the callback always and whenever it returns
4516 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4517 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4518 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4519 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4520 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4521 * var-tracking.c: Include recog.h.
4522 (bb_stack_adjust_offset): Remove.
4523 (vt_stack_adjustments): Don't call it, instead just gather the
4524 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4525 (adjust_stack_reference): Remove.
4526 (compute_cfa_pointer): New function.
4527 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4528 (struct adjust_mem_data): New type.
4529 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4531 (get_address_mode): New function.
4532 (replace_expr_with_values): Use it.
4533 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4534 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4535 (adjust_sets): Remove.
4536 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4537 Use get_address_mode.
4538 (get_adjusted_src): Remove.
4539 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4540 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4541 (add_with_sets): Don't call adjust_sets.
4542 (fp_setter, vt_init_cfa_base): New functions.
4543 (vt_initialize): Change return type to bool. Move most of pool etc.
4544 initialization to the beginning of the function from end. Pass
4545 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4546 If !frame_pointer_needed, call vt_stack_adjustment before mos
4547 vector is filled, call vt_init_cfa_base if argp/framep has been
4548 eliminated to sp. If frame_pointer_needed and argp/framep has
4549 been eliminated to hard frame pointer, set
4550 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4551 encountering fp setter in the prologue. For MO_ADJUST, call
4552 log_op_type before pusing the op into mos vector, not afterwards.
4553 Call adjust_insn before cselib_process_insn/add_with_sets,
4554 call cancel_changes (0) afterwards.
4555 (variable_tracking_main_1): Adjust for vt_initialize calling
4556 vt_stack_adjustments and returning whether it succeeded or not.
4558 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4560 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4563 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4565 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4567 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4568 drap_reg has not been set.
4570 2010-03-15 Michael Matz <matz@suse.de>
4573 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4574 use it to expand block copies.
4575 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4576 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4577 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4579 2010-03-15 Richard Guenther <rguenther@suse.de>
4581 PR tree-optimization/43367
4582 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4585 2010-03-15 Richard Guenther <rguenther@suse.de>
4587 PR tree-optimization/43317
4588 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4590 2010-03-15 Martin Jambor <mjambor@suse.cz>
4592 PR tree-optimization/43141
4593 * tree-sra.c (create_abstract_origin): New function.
4594 (modify_function): Call create_abstract_origin.
4596 2010-03-15 Chris Demetriou <cgd@google.com>
4598 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4601 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4604 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4605 call insert_out_of_ssa_copy for default definitions.
4607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4609 * graphite-clast-to-gimple.c (my_long_long): Defined.
4610 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4611 * graphite-sese-to-poly.c (my_long_long): Defined.
4612 (scop_ivs_can_be_represented): Use it.
4614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4616 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4617 graphite-max-bbs-per-function, and loop-block-tile-size.
4618 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4620 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4622 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4624 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4625 forward declaration.
4626 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4627 (add_upper_bounds_from_estimated_nit): New.
4628 (build_loop_iteration_domains): Use it.
4630 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4632 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4634 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4637 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4638 should be an INTEGER_CST. Also handle CASE_CONVERT.
4640 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4642 * graphite.c (graphite_initialize): To bound the number of bbs per
4643 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4644 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4645 * doc/invoke.texi: Document it.
4647 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4649 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4650 * graphite-sese-to-poly.h (build_poly_scop): Same.
4652 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4654 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4655 the number of parameters in the scop. Use as an upper bound
4656 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4657 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4658 * doc/invoke.texi: Document it.
4660 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4662 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4663 * doc/c-tree.texi: Remove.
4664 * doc/generic.texi: Merge c-tree.texi here.
4665 * doc/gccint.texi (Trees): Remove menu entry.
4666 (c-tree.texi): Remove @include.
4667 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4668 * doc/languages.texi (Reading RTL): Ditto.
4670 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4673 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4675 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4678 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4679 code added to work around reload clobbering CONST insns.
4681 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4683 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4684 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4685 (cselib_preserve_only_values): Remove retain argument, don't
4686 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4687 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4688 * var-tracking.c (micro_operation): Move insn field before union.
4689 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4690 (struct variable_tracking_info_def): Remove n_mos field, change
4691 mos into a vector of micro_operations.
4692 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4693 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4694 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4695 changing into a vector.
4696 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4697 come before all other uops generated by add_stores.
4698 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4700 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4701 a vector. Run just one pass over the bbs instead of separate counting
4702 and computation phase.
4703 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4706 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4707 into *nonlocalized_list vector.
4708 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4709 even if origin is non-NULL.
4710 (gen_variable_die): Likewise.
4711 (process_scope_var): Don't change origin.
4712 (gen_decl_die): Likewise.
4713 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4714 before adding new edges instead of after it, fix moving over
4717 2010-03-11 David S. Miller <davem@davemloft.net>
4719 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4721 * configure: Rebuild.
4723 2010-03-11 Martin Jambor <mjambor@suse.cz>
4725 PR tree-optimization/43257
4726 * tree.c (assign_assembler_name_if_neeeded): New function.
4727 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4729 * tree.h (assign_assembler_name_if_neeeded): Declare.
4730 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4731 the function if needed.
4733 2010-03-11 Chris Demetriou <cgd@google.com>
4735 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4736 include/stdint-gcc.h, and include/stdint.h world-readable.
4738 2010-03-11 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/43255
4741 * tree-vrp.c (process_assert_insertions_for): Do not insert
4742 asserts for trivial conditions.
4744 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4746 PR tree-optimization/43280
4747 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4748 generation. Move calculation of size out of the if branch.
4749 (find_bswap): Modify compare number generation.
4751 2010-03-11 Richard Guenther <rguenther@suse.de>
4754 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4755 (input_gimple_stmt): Fixup handled component types during
4756 operand read. Also fix up decls in ADDR_EXPRs.
4758 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4760 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4761 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4763 2010-03-10 Jan Hubicka <jh@suse.cz>
4766 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4767 * varasm.c (get_variable_section): Don't do that here...
4768 (make_decl_rtl): ... and here.
4769 (do_assemble_alias): Produce decl RTL.
4770 (assemble_alias): Likewise.
4772 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4775 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4776 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4778 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4779 (based_loc_descr): Only express drap or vdrap regno based expressions
4780 using DW_OP_fbreg when not optimizing.
4781 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4782 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4783 REG_CFA_SET_VDRAP note.
4785 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4787 PR tree-optimization/43236
4788 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4789 error in calculation of base address in reverse iteration case.
4790 (generate_builtin): Take number of latch executions if the statement
4793 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4796 * tree-eh.c: Include pointer-set.h.
4797 (lower_eh_dispatch): Filter out duplicate case labels and
4798 remove the unneeded edge when the label is unused. Return
4799 true when some edges are removed.
4800 (execute_lower_eh_dispatch): When any lowering resulted in
4801 removing an edge, also delete unreachable blocks.
4803 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4806 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4807 UNSPEC_MACHOPIC_OFFSET.
4809 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4812 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4813 (m68k_delegitimize_address): New function.
4815 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4818 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4821 * var-tracking.c (adjust_sets): New function.
4822 (count_with_sets, add_with_sets): Use it.
4823 (get_adjusted_src): New inline function.
4824 (add_stores): Use it.
4827 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4828 call cselib_dummy_expand_value_rtx_cb instead of
4829 cselib_expand_value_rtx_cb.
4832 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4833 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4834 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4835 and .cfi_endproc around the pic thunks.
4836 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4837 all queued unwind info register saves are saved before the call.
4838 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4839 considered as sp-=4 for unwind info and the pop as sp+=4 which
4840 also clobbers dest, but doesn't actually restore it.
4843 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4844 RTX_FRAME_RELATED_P.
4846 2010-03-09 Jie Zhang <jie@codesourcery.com>
4848 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4849 whitespaces in output template.
4851 2010-03-09 Jie Zhang <jie@codesourcery.com>
4853 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4856 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4858 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4859 builtins.exp in a separate job.
4861 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4863 * graphite-sese-to-poly.c (add_param_constraints): Use
4864 lower_bound_in_type and upper_bound_in_type.
4866 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4868 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4869 instead of unsigned_type_node.
4871 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4872 Reza Yazdani <reza.yazdani@amd.com>
4875 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4876 on pointer type parameters.
4878 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4882 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4883 handle conversions from pointer to integers.
4884 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4885 induction variable, to be able to work with code generated by CLooG.
4886 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4887 (build_poly_scop): Bail out if we cannot codegen a loop.
4889 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4891 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4892 code generation with gloog_error.
4894 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4896 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4897 Call fold_convert on all the returned values.
4898 (expand_scalar_variables_expr): Pass to
4899 expand_scalar_variables_ssa_name the type of the resulting expression.
4901 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4903 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4904 ppl_min_for_le_pointset.
4905 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4906 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4908 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4910 * graphite-dependences.c (map_into_dep_poly): Removed.
4911 (dependence_polyhedron_1): Use combine_context_id_scat.
4913 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4915 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4916 (struct poly_bb): Same.
4917 (combine_context_id_scat): New.
4919 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4922 * sese.c (name_defined_in_loop_p): Return false for default
4925 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4927 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4928 and clean up the logic.
4930 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4932 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4935 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4937 * var-tracking.c (remove_cselib_value_chains): Define only for
4939 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4940 delete_slot_part, emit_notes_for_differences_1): Don't call
4941 remove_cselib_value_chains here.
4942 (set_slot_part, emit_notes_for_differences_2): Don't call
4943 add_cselib_value_chains here.
4944 (preserved_values): New vector.
4945 (preserve_value): New function.
4946 (add_uses, add_stores, vt_add_function_parameters): Use it
4947 instead of cselib_preserve_value.
4948 (changed_values_stack): New vector.
4949 (check_changed_vars_0): New function.
4950 (check_changed_vars_1, check_changed_vars_2): Use it.
4951 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4952 changed_values_stack VALUEs.
4953 (vt_emit_notes): For all preserved_values call
4954 add_cselib_value_chains. If ENABLE_CHECKING call
4955 remove_cselib_value_chains before verifying value_chains is empty.
4956 Initialize and free changed_values_stack.
4957 (vt_initialize): Initialize preserved_values.
4958 (vt_finalize): Free preserved_values.
4960 2010-03-08 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/43269
4963 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4966 2010-03-08 Martin Jambor <mjambor@suse.cz>
4968 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4969 (ipa_is_param_called): Removed.
4970 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4971 (ipa_print_node_params): Do not print the called flag.
4972 (ipa_write_node_info): Do not stream the called flag.
4973 (ipa_read_node_info): Likewise.
4975 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4978 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4979 * cselib.c (struct expand_value_data): Add dummy field.
4980 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4982 (cselib_dummy_expand_value_rtx_cb): New function.
4983 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4985 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4986 * var-tracking.c: Include pointer-set.h.
4987 (variable): Change n_var_parts to char from int. Add
4988 cur_loc_changed and in_changed_variables fields.
4989 (variable_canonicalize): Remove.
4990 (shared_var_p): New inline function.
4991 (unshare_variable): Maintain cur_loc_changed and
4992 in_changed_variables fields. If var was in changed_variables,
4993 replace it there with new_var. Just copy cur_loc instead of
4994 resetting it to something else.
4995 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4996 (dataflow_set_union): Don't call variable_canonicalize.
4997 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4998 of their DEBUG_EXPR_TREE_DECLs.
4999 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5000 and in_changed_variables and cur_loc_changed is false.
5001 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5002 and cur_loc_changed. Don't update cur_loc here.
5003 (variable_merge_over_src): Don't call variable_canonicalize.
5004 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5005 removing loc that is equal to cur_loc, clear cur_loc,
5006 set cur_loc_changed and ensure variable_was_changed is called.
5007 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5008 compare pointers in cur_loc check, if it is equal to loc,
5009 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5010 (variable_different_p): Remove compare_current_location argument,
5011 don't compare cur_loc.
5012 (dataflow_set_different_1): Adjust variable_different_p caller.
5013 (variable_was_changed): If dv had some var in changed_variables
5014 already, reset in_changed_variables flag for it and propagate
5015 cur_loc_changed over to the new variable. On empty var
5016 always set cur_loc_changed. Set in_changed_variables on whatever
5017 var is added to changed_variables.
5018 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5019 Use shared_var_p. When removing loc that is equal to cur_loc,
5020 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5021 end, don't set it to something else, just call variable_was_changed.
5022 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5023 loc being removed, clear cur_loc and set cur_loc_changed.
5024 Set cur_loc_changed if all locations have been removed.
5025 (struct expand_loc_callback_data): New type.
5026 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5027 allocated. Always create SUBREGs if simplify_subreg failed.
5028 Prefer to use cur_loc, when that fails and still in
5029 changed_variables (and seen first time) recompute it. Set
5030 cur_loc_changed of variables which had to change cur_loc and
5031 compute elcd->cur_loc_changed if any of the subexpressions used
5032 had to change cur_loc.
5033 (vt_expand_loc): Adjust to pass arguments in
5034 expand_loc_callback_data structure.
5035 (vt_expand_loc_dummy): New function.
5036 (emitted_notes): New variable.
5037 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5038 that weren't used for any other decl in current
5039 emit_notes_for_changes call call vt_expand_loc_dummy to update
5040 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5041 first loc_chain location if NULL before. Always use just
5042 cur_loc instead of first loc_chain location. When cur_loc_changed
5043 is false, when not --enable-checking=rtl just don't emit any note.
5044 When rtl checking, compute the note and assert it is the same
5045 as previous note. Clear cur_loc_changed and in_changed_variables
5046 at the end before removing from changed_variables.
5047 (check_changed_vars_3): New function.
5048 (emit_notes_for_changes): Traverse changed_vars to call
5049 check_changed_vars_3 on each changed var.
5050 (emit_notes_for_differences_1): Clear cur_loc_changed and
5051 in_changed_variables. Recompute cur_loc of new_var.
5052 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5053 (vt_emit_notes): Initialize and destroy emitted_notes.
5055 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5057 PR rtl-optimization/42220
5058 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5059 Use verify_reg_tracked to determine if we should use OP_OUT rather
5061 (build_def_use): If we see an in-out operand for a register that we
5062 know nothing about, treat is an output if possible, fail the block if
5065 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5068 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5071 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5074 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5075 uses of relevant DEFs that are dead outside the loop too.
5077 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5079 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5081 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5083 * var-tracking.c (values_to_unmark): New variable.
5084 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5085 values_to_unmark vector. Moved body to...
5086 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5087 instead queue it into values_to_unmark vector.
5088 (vt_find_locations): Free values_to_unmark vector.
5090 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5092 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5093 (site.exp): Export them when plugins are enabled.
5095 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5098 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5100 (chrec_fold_multiply): Same.
5102 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5105 * c-decl.c (build_compound_literal): Return early if init is
5108 2010-03-04 Martin Jambor <mjambor@suse.cz>
5110 PR tree-optimization/43164
5111 PR tree-optimization/43191
5112 * tree-sra.c (type_consists_of_records_p): Reject records with
5113 zero-size bit-fields at the end.
5115 2010-03-04 Mike Stump <mikestump@comcast.net>
5117 * Makefile.in (TAGS): Remove *.y.
5119 2010-03-04 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/40761
5122 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5124 (my_rev_post_order_compute): New function.
5125 (init_pre): Call it.
5127 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5130 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5131 decrease the cost of an IV candidate when the cost is infinite.
5133 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5135 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5136 Use '3DNow!' for the extension of that name, ensure normal space
5138 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5140 2010-03-03 Jeff Law <law@redhat.com>
5142 * PR middle-end/32693
5143 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5144 than gen_rtx_SUBREG.
5145 (extract_bit_field_1): Likewise.
5147 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5149 * doc/sourcebuild.texi (Test directives): Document that arguments
5150 include-opts and exclude-opts are now optional for dg-skip-if,
5151 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5153 2010-03-03 Jason Merrill <jason@redhat.com>
5156 * cgraph.h (varpool_node): Add extra_name field.
5157 * varpool.c (varpool_extra_name_alias): New.
5158 (varpool_assemble_decl): Emit extra name aliases.
5159 (varpool_mark_needed_node): Look past an extra name alias.
5160 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5161 * lto-streamer-in.c (lto_input_tree): Read it.
5162 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5164 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5166 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5167 (sparc*-*-solaris2*): ...this.
5169 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5172 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5173 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5174 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5175 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5178 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5179 fallthrough to default handling, just with want_address 0 instead of 2.
5180 For single element lists, add_AT_loc directly, otherwise create an
5181 artificial variable DIE and stick location list to it.
5184 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5185 (VAL_EXPR_HAS_REVERSE): Define.
5186 (reverse_op): New function.
5187 (add_stores): For reversible operations add an extra MO_VAL_USE.
5189 2010-03-02 Jason Merrill <jason@redhat.com>
5191 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5193 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5195 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5196 (sparc64-*-linux*): Likewise.
5197 (sparc64-*-solaris2*): Include assembler files before linker ones.
5198 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5199 * config/sparc/gas.h: Delete.
5200 * config/sparc/sol2-64.h: Add copyright notice.
5201 * config/sparc/sol2-gas-bi.h: Likewise.
5202 * config/sparc/sol2-gld.h: Likewise.
5203 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5204 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5205 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5206 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5207 (sparc_elf_asm_named_section): Rename into...
5208 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5210 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5212 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5214 2010-03-02 Jeff Law <law@redhat.com>
5217 * reload1.c (rtx_p, substitute_stack): Declare.
5218 (substitute): Record addresses of changed rtxs.
5219 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5220 Restore the original rtx when complete.
5221 (reload): Free subsitute_stack when complete.
5223 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5225 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5226 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5228 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5229 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5230 Torture Tests): Change from subsection to section.
5232 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5233 Steven Bosscher <steven@gcc.gnu.org>
5235 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5238 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5241 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5242 the assignment from the new induction variable to the assignment
5243 of the value from the original loop PHI function.
5245 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5246 Daniel Jacobowitz <dan@codesourcery.com>
5248 * doc/sourcebuild.texi (Test directives): Clarify options to
5251 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5253 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5254 Disable cfi directives unless GCC and gas agree on using read-only
5255 .eh_frame sections for 64-bit.
5256 * configure: Regenerate.
5258 2010-03-01 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/43220
5261 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5262 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5264 2010-03-01 Richard Guenther <rguenther@suse.de>
5265 Martin Jambor <mjambor@suse.cz>
5268 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5269 gimplified parameters.
5271 2010-03-01 Christian Bruel <christian.bruel@st.com>
5273 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5275 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5277 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5279 2010-03-01 Richard Guenther <rguenther@suse.de>
5282 * expr.c (expand_assignment): Use the alias-oracle to tell
5283 if the rhs aliases the result decl.
5285 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5288 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5289 to sol_gt_pch_get_address.
5290 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5291 64-bit, SPARC and x86.
5292 (sol_gt_pch_get_address): New function.
5294 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5296 * toplev.h (inform_n, error_n): Declare.
5297 * diagnostic.c (inform_n, error_n): New function.
5299 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5301 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5302 has no rtl yet when processing local_decls, queue it and recheck
5303 if deferred stack allocation hasn't assigned it rtl.
5305 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5307 * config/sh/sh.c (unspec_bbr_uid): New.
5308 (gen_block_redirect): Use it instead of INSN_UID.
5309 (gen_far_branch): Likewise.
5311 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5313 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5314 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5316 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5318 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5319 (Warning Options): -Wno-conversion-null is valid for
5320 Objective-C++ as well.
5321 * doc/tm.texi (Named Address Spaces): Likewise.
5322 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5323 * doc/tree-ssa.texi (Tree SSA): Likewise.
5325 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5328 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5329 by default. Don't set the default arch for
5330 i[34567]86-*-darwin*|x86_64-*-darwin*.
5332 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5335 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5336 default. Set the default 32bit/64bit archs with $with_arch
5337 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5339 2010-02-27 Richard Guenther <rguenther@suse.de>
5341 PR tree-optimization/43186
5342 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5343 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5344 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5345 unroller iterations.
5347 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5349 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5350 required and i[34567]86-*-* targets don't support 64bit ISA.
5352 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5355 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5358 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5360 * config.gcc: Set the default arch at least to Prescott for
5361 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5362 if SSE math is enabled.
5364 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5366 * diagnostic.c (diagnostic_initialize): Update.
5367 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5369 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5370 (diagnostic_inhibit_notes): New.
5371 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5373 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5376 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5377 * doc/standards.texi: Likewise.
5378 * doc/extend.texi: Likewise.
5379 * doc/trouble.texi: Likewise.
5380 * doc/cppopts.texi: Likewise.
5381 * doc/install.texi: Likewise.
5382 * c.opt (std=c90,std=gnu90): New options.
5383 * c-opts.c (c_common_handle_option): Handle them.
5385 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5388 * c-decl.c (undeclared_variable): Use an informative note.
5390 2010-02-26 Richard Guenther <rguenther@suse.de>
5392 PR tree-optimization/43186
5393 * gimple.h (gimple_fold): Remove.
5394 * gimple.c (gimple_fold): Remove. Inline into single user ...
5395 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5396 Try harder for conditions.
5398 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5401 * function.c (used_types_insert): Don't skip through named pointer
5402 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5403 and it is different from the main variant's type.
5405 2010-02-26 Nick Clifton <nickc@redhat.com>
5407 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5409 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5411 * config.gcc: Support --with-fpmath=sse for x86.
5413 * config/i386/ssemath.h: New.
5415 * doc/install.texi (--with-fpmath=sse): Documented.
5417 2010-02-26 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/43188
5420 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5421 vector types of over-aligned element type.
5423 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5426 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5427 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5429 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5431 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5433 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5435 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5436 * var-tracking.c: Include diagnostic.h.
5437 (debug_dv): New function.
5438 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5441 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5442 (add_value_chain, add_value_chains, remove_value_chain,
5443 remove_value_chains): Handle DEBUG_EXPRs.
5444 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5447 * regcprop.c (struct queued_debug_insn_change): New type.
5448 (struct value_data_entry): Add debug_insn_changes field.
5449 (struct value_data): Add n_debug_insn_changes field.
5450 (debug_insn_changes_pool): New variable.
5451 (free_debug_insn_changes, apply_debug_insn_changes,
5452 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5453 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5454 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5456 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5458 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5459 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5460 changes, call cprop_find_used_regs via note_stores.
5461 (copyprop_hardreg_forward): When copying vd from predecessor
5462 which has any queued DEBUG_INSN changes, make sure the pointers are
5463 cleared. At the end call df_analyze and then if there are any
5464 DEBUG_INSN changes queued at the end of some basic block for still
5465 live registers, apply them.
5466 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5468 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5470 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5473 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5475 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5476 targets. Set the default with_cpu/with_arch from arch/cpu.
5477 Allow x86-64 and native for with_cpu/with_arch.
5479 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5481 * ebitmap.c: Change calls to verify_popcount with calls to
5482 sbitmap_verify_popcount.
5483 (ebitmap_clear_bit): Fixed map->cacheindex test and
5484 map>cache update when bit clearing results in an empty
5487 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5490 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5491 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5492 and support both V2DF and V2DI modes.
5493 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5494 support both V2DF and V2DI modes.
5495 (general): Delete trailing whitespace from a few patterns.
5497 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5498 V2DF/V2DI interleave high/low builtins.
5500 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5503 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5504 interleave high/low functions.
5506 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5508 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5509 #pragma extern_prefix.
5511 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5514 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5515 BLKmode, assert op0 is a MEM and just adjust its mode.
5518 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5519 if bitpos isn't multiple of mode's bitsize.
5521 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5523 * c.opt (-ftemplate-depth=): New.
5524 (-ftemplate-depth-): Deprecate.
5525 * optc-gen.awk: Handle -ftemplate-depth=.
5526 * opth-gen.awk: Likewise.
5527 * c-opts.c (c_common_handle_option): Likewise.
5528 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5530 2010-02-24 Jason Merrill <jason@redhat.com>
5532 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5534 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5536 * cfg.c (alloc_aux_for_block): Remove inline.
5537 (alloc_aux_for_edge): Likewise.
5539 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5541 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5543 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5545 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5546 * config/i386/sol2-gas.h: New file.
5547 * config.gcc (i[34567]86-*-solaris2*): Use it.
5549 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5552 * c-typeck.c (ep_convert_and_check): New.
5553 (build_conditional_expr): Use it.
5554 (build_binary_op): Likewise.
5556 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5558 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5561 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5562 bounds even for -O+.
5563 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5564 expr needs to have DECL_NAME set.
5566 2010-02-24 Nick Clifton <nickc@redhat.com>
5568 * config/mep/mep.c: Include gimple.h.
5569 (mep_function_uses_sp): Delete unused function.
5570 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5571 parameters. Use unsigned integers to count args. Return a
5572 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5574 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5577 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5578 greater or equal to nelt instead of 2 * nelt.
5579 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5582 2010-02-23 Jason Merrill <jason@redhat.com>
5585 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5586 in cfun->local_decls even if they have register types.
5589 * stor-layout.c (place_field): Don't warn about unnecessary
5590 DECL_PACKED if the type is packed.
5592 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5595 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5596 GOTOFF relocs, even when the base reg isn't pic pointer.
5598 2010-02-23 Michael Matz <matz@suse.de>
5601 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5602 (expand_gimple_basic_block): Generate and use debug temps if there
5603 are debug uses left after the last real use of TERed ssa names.
5604 Unlink debug immediate uses when they are expanded.
5606 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5609 * config/i386/i386.c (override_options): Reorganise to provide
5610 better error messages.
5612 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5615 * graphite-scop-detection.c (create_single_exit_edge): Move
5616 the call to find_single_exit_edge to....
5617 (create_sese_edges): ...here. Don't handle multiple edges
5618 exiting the function.
5619 (build_graphite_scops): Don't handle multiple edges
5620 exiting the function.
5622 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5625 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5626 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5628 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5631 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5633 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5636 * c-typeck.c (convert_arguments): Print declaration location.
5637 * c-common.c (validate_nargs): Rename as
5638 builtin_function_validate_nargs.
5639 (check_builtin_function_arguments): Update.
5641 2010-02-22 Richard Guenther <rguenther@suse.de>
5644 * tree-inline.c (declare_return_variable): Use the type of
5645 the call stmt lhs if available.
5647 2010-02-22 Duncan Sands <baldrick@free.fr>
5649 * passes.c (register_pass): Always consider all pass lists when
5650 ref_pass_instance_number is zero.
5652 2010-02-22 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/42749
5655 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5656 parameter. Do arithmetic in the original type.
5657 (update_accumulator_with_ops): Likewise.
5658 (adjust_accumulator_values): Adjust.
5660 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5662 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5663 (QI to BLKmode splitter): New splitter.
5665 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5667 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5668 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5670 2010-02-22 Richard Guenther <rguenther@suse.de>
5672 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5674 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5676 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5677 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5678 ($(T)crti.o, $(T)crtn.o): Remove rules.
5680 2010-02-21 Tobias Burnus <burnus@net-b.de>
5683 * doc/invoke.texi (-fassociative-math): Document that this
5684 option is automatically enabled for Fortran.
5686 2010-02-20 David S. Miller <davem@davemloft.net>
5688 * configure.ac: Test if linker and assembler properly support
5689 GOTDATA_OP relocations.
5690 * configure: Rebuild.
5691 * config.in: Likewise.
5692 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5693 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5694 (movsi_high_pic): Likewise.
5695 (movdi_lo_sum_pic): Likewise.
5696 (movdi_high_pic): Likewise.
5697 (movsi_pic_gotdata_op): New pattern.
5698 (movdi_pic_gotdata_op): Likewise.
5699 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5700 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5702 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5706 attribute to ssemul.
5707 (xop_mulv2div2di3_high): Ditto.
5709 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5712 * c.opt (Wconversion-null): New option.
5713 * doc/invoke.texi (Wconversion-null): Document.
5715 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5717 * common.opt (Wlarger-than-): Add Undocumented.
5719 2010-02-19 Mike Stump <mikestump@comcast.net>
5721 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5723 2010-02-19 Jason Merrill <jason@redhat.com>
5726 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5727 * configure: Likewise.
5729 2010-02-20 Alan Modra <amodra@gmail.com>
5732 * cgraph.h (cgraph_make_decl_local): Declare.
5733 * cgraph.c (cgraph_make_decl_local): New function.
5734 (cgraph_make_node_local): Use it.
5735 * cgraphunit.c (cgraph_function_versioning): Likewise.
5736 * ipa.c (function_and_variable_visibility): Likewise.
5738 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5741 * except.c (sjlj_emit_function_enter): Don't call
5742 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5744 * rtl.h (add_reg_br_prob_note): Remove prototype.
5746 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5749 * c-common.c (conversion_warning): Remove widening conversions
5750 before checking the conversion of integers to reals.
5752 2010-02-19 Mike Stump <mikestump@comcast.net>
5755 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5758 * cgraphunit.c (process_function_and_variable_attributes): Check
5759 DECL_PRESERVE_P instead of looking up attribute "used".
5760 * ipa-pure-const.c (check_decl): Likewise.
5761 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5762 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5763 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5764 instead of attribute "used".
5765 * config/sol2-c.c (solaris_pragma_init): Likewise.
5766 (solaris_pragma_fini): Likewise.
5768 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5770 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5771 Use XCNEW instead of xcalloc.
5772 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5773 XNEW instead of xmalloc.
5774 (get_fields): Use XNEWVEC instead of xmalloc.
5777 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5778 populate vars array.
5779 (create_new_general_access): For debug stmts just reset value.
5780 (get_stmt_accesses): For accesses within debug stmts just record them
5781 using add_access_to_acc_sites instead of preventing the peeling or
5782 counting them as accesses.
5785 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5787 2010-02-19 Richard Guenther <rguenther@suse.de>
5789 PR tree-optimization/42916
5790 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5793 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5795 * configure.ac: Replace all uses of changequote in macro arguments
5796 with proper quoting.
5798 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5801 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5803 2010-02-19 Richard Guenther <rguenther@suse.de>
5805 PR tree-optimization/42944
5806 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5807 test for aliasing with errno.
5809 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5812 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5813 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5814 * dojump.c: Include output.h.
5815 (inv): New inline function.
5816 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5817 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5818 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5819 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5820 argument, pass it down to other calls.
5821 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5822 add REG_BR_PROB note to the conditional jump.
5823 * cfgexpand.c (add_reg_br_prob_note): Removed.
5824 (expand_gimple_cond): Don't call it, add the probability
5825 as last argument to jumpif_1/jumpifnot_1.
5826 * Makefile.in (dojump.o): Depend on output.h.
5827 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5829 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5830 * stmt.c (do_jump_if_equal): Likewise.
5831 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5832 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5833 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5835 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5836 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5837 jumpifnot_1 callers.
5838 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5840 (store_expr): Adjust jumpifnot caller.
5841 (store_constructor): Adjust jumpif caller.
5844 * gimplify.c (gimple_boolify): For __builtin_expect call
5845 gimple_boolify also on its first argument.
5847 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5849 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5851 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5852 * configure: Regenerated.
5854 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5856 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5857 lang_hooks.types_compatible_p instead of comptypes.
5859 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5861 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5862 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5863 if __prefer_thumb__ is defined.
5865 2010-02-18 Martin Jambor <mjambor@suse.cz>
5867 PR tree-optimization/43066
5868 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5869 array with zero-sized element type.
5871 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5873 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5874 rtx, allocate struct var_loc_node here and return it to the
5875 caller, and only if it is actually needed.
5876 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5877 move it earlier and return immediately if it returns NULL.
5879 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5881 * config/sparc/gas.h: New file. Restore
5882 TARGET_ASM_NAMED_SECTION to its ELF default.
5883 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5885 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5886 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5887 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5888 after sparc/sysv4.h.
5890 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5892 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5894 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5896 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5897 patterns from predicated pattern.
5899 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5902 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5903 for insn mnemonic suffix.
5905 2010-02-17 Richard Guenther <rguenther@suse.de>
5907 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5910 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5913 * caller-save.c (save_call_clobbered_regs): If BB ends with
5914 a DEBUG_INSN, move any notes in between last real insn and the last
5915 DEBUG_INSN after the last DEBUG_INSN.
5917 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5919 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5920 Fix return type. Fix argument type. Explain meaning of return value.
5922 2010-02-16 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/41043
5925 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5926 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5928 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5930 2010-02-16 Ira Rosen <irar@il.ibm.com>
5932 PR tree-optimization/43074
5933 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5934 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5935 vectorizable cycles in hybrid SLP check.
5936 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5938 2010-02-16 Richard Guenther <rguenther@suse.de>
5940 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5941 (true_dependence): If memrefs_conflict_p computes must-alias
5942 trust it. Move TBAA check after offset-based disambiguation.
5943 (canon_true_dependence): Likewise.
5945 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5947 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5948 * doc/invoke.texi: Document it.
5949 * var-tracking.c: Include toplev.h and params.h.
5950 (vt_find_locations): Return bool indicating success. Compute
5951 hash sizes unconditionally. Check new parameter, report.
5952 (variable_tracking_main_1): Check vt_find_locations results and
5953 retry. Renamed from...
5954 (variable_tracking_main): ... this. New wrapper to preserve
5955 flag_var_tracking_assignments.
5956 * Makefile.in (var-tracking.o): Adjust dependencies.
5958 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5959 Jakub Jelinek <jakub@redhat.com>
5962 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5963 if weak_import attribute is present.
5964 * config/darwin.c (machopic_select_section): Likewise.
5966 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5968 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5969 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5970 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5971 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5973 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5976 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5979 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5980 Rewrite text to refer to the names.
5982 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5984 * config/i386/i386-builtin-types.def
5985 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5986 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5987 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5988 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5989 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5990 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5991 IX86_BUILTIN_VPERMIL2PS256.
5992 (MULTI_ARG_4_DF2_DI_I): Defined.
5993 (MULTI_ARG_4_DF2_DI_I1): Defined.
5994 (MULTI_ARG_4_SF2_SI_I): Defined.
5995 (MULTI_ARG_4_SF2_SI_I1): Defined.
5996 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5997 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5998 __builtin_ia32_vpermil2ps256.
5999 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6000 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6001 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6002 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6003 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6004 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6005 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6006 CODE_FOR_xop_vpermil2v8sf3.
6007 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6008 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6009 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6010 (_mm256_permute2_pd): New.
6011 (_mm_permute2_ps): New.
6012 (_mm256_permute2_ps): New.
6014 2010-02-15 Nick Clifton <nickc@redhat.com>
6016 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6017 boolean parameters. Use emit_jump_insn when emitting a pop
6018 instruction containing a return insn.
6019 (push): Use 'true' rather than '1' as second parameter to F.
6020 (h8300_expand_prologue): Likewise.
6021 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6022 (h8300_expand_epilogue): Likewise.
6024 2010-02-15 Richard Guenther <rguenther@suse.de>
6027 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6030 2010-02-15 Nick Clifton <nickc@redhat.com>
6032 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6035 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6037 * intl.c (fake_ngettext): New function.
6038 * intl.h (fake_ngettext): Declare.
6039 (ngettext): Define macro.
6040 * collect2.c (notice_translated): New function.
6041 (main): Use notice_translated and ngettext.
6042 * collect2.h (notice_translated): Declare.
6044 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6046 * reorg.c (delete_computation): Comment fixes.
6047 * caller-save.c (setup_save_areas): Idem.
6048 * sel-sched-dump.c (dump_lv_set): Idem.
6051 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6053 * config/s390/s390.c (s390_sched_init): New function.
6054 (TARGET_SCHED_INIT): Target hook defined.
6056 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6057 Jack Howarth <howarth@bromo.med.uc.edu>
6058 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6061 Partial revert of unintended change in fix for PR41605.
6062 * config/darwin.h: Fix typo.
6063 * config/darwin9.h: Same.
6065 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6067 * c-pch.c (pch_init): Clear v.
6069 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6072 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6073 graphite_can_represent_init for MULT_EXPR.
6075 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6079 * graphite-sese-to-poly.c (remove_phi): New.
6080 (translate_scalar_reduction_to_array): Call remove_phi.
6082 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6085 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6086 * graphite-clast-to-gimple.h (gloog): Update declaration.
6087 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6088 * graphite-poly.h (struct poly_bb): Add missing comments.
6089 (struct scop): Add poly_scop_p field.
6091 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6092 * graphite.c (graphite_transform_loops): Build the polyhedral
6093 representation for each scop before code generation.
6094 * sese.c (rename_variables_in_operand): Removed.
6095 (rename_variables_in_expr): Return the renamed expression.
6096 (rename_sese_parameters): New.
6097 * sese.h (rename_sese_parameters): Declared.
6099 2010-02-11 Richard Guenther <rguenther@suse.de>
6101 PR tree-optimization/42998
6102 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6103 POINTER_PLUS_EXPR properly.
6105 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6106 Changpeng Fang <changpeng.fang@amd.com>
6109 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6110 the cost of an IV candidate when the IV is used in a test against zero.
6112 * gcc.dg/tree-ssa/ivopts-3.c: New.
6114 2010-02-11 Richard Guenther <rguenther@suse.de>
6117 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6118 pointer-vs-decl case by swapping refs. Handle some cases
6119 of pointer-vs-decl disambiguations more conservatively.
6120 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6121 to false after expanding.
6123 2010-02-11 Richard Guenther <rguenther@suse.de>
6126 * gcc.c (process_command): Handle LTO file@offset case more
6129 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6131 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6132 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6134 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6136 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6137 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6138 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6139 Optimize eq/ne comparisons when both arguments are known to be
6141 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6142 Don't mask operands unnecessarily if they are known to be already
6145 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6147 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6150 2010-02-10 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/43017
6153 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6154 for wrapping signed arithmetic.
6156 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6159 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6160 if no debug info should be emitted for it.
6162 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6164 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6165 note when flag_exceptions is set.
6167 2010-02-10 Duncan Sands <baldrick@free.fr>
6169 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6171 2010-02-10 Richard Guenther <rguenther@suse.de>
6174 * tree.c (get_unwidened): Handle constants.
6175 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6177 2010-02-10 Martin Jambor <mjambor@suse.cz>
6180 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6181 check for variable argument counts independently.
6183 2010-02-10 Christian Bruel <christian.bruel@st.com>
6186 * config/sh/sh.c (find_barrier): Increase length for non delayed
6187 conditional branches.
6189 2010-02-10 Christian Bruel <christian.bruel@st.com>
6191 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6193 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6195 * builtins.c (set_builtin_user_assembler_name): Also handle
6196 ffs if int is smaller than word.
6198 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6201 * ira-conflicts.c (get_dup): Remove.
6202 (process_reg_shuffles): Add new parameter. Use it as an
6203 additional guard for copy generation.
6204 (add_insn_allocno_copies): Rewrite.
6206 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6208 * common.opt (fsched2-use-traces): Preserved for backward
6210 * doc/invoke.texi: Remove the documentation about option
6211 -fsched2-use-traces.
6212 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6213 flag_sched2_use_traces.
6214 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6215 the backward compatibility flag section.
6217 2010-02-09 Richard Guenther <rguenther@suse.de>
6219 PR tree-optimization/43008
6220 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6221 make HEAP variables initialized from global memory if they
6222 are not known builtin functions.
6223 (find_func_aliases): Adjust.
6225 2010-02-09 Richard Guenther <rguenther@suse.de>
6227 PR tree-optimization/43000
6228 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6229 arithmetic manually.
6231 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6233 PR tree-optimization/42931
6234 * tree-loop-linear.c (try_interchange_loops): Don't call
6235 double_int_mul if estimated_loop_iterations failed.
6237 2010-02-08 Martin Jambor <mjambor@suse.cz>
6240 * tree-sra.c (build_accesses_from_assign): Do not mark in
6241 should_scalarize_away_bitmap if stmt has volatile ops.
6242 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6245 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6247 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6249 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6251 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6254 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6257 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6259 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6262 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6263 to unknown_dependence.
6264 (graphite_legal_transform_dr): Handle the unknown_dependence.
6265 (graphite_carried_dependence_level_k): Same.
6267 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6269 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6271 2010-02-07 Richard Guenther <rguenther@suse.de>
6274 * expr.c (get_inner_reference): Always initialize *pbitsize.
6276 2010-02-07 Richard Guenther <rguenther@suse.de>
6279 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6280 new ARRAY_REFs on variable size element or minimal index arrays.
6282 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6283 gimple_fold_indirect_ref.
6285 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6288 * arm.c (arm_override_options): Just return if the user has specified
6289 an invalid fpu name.
6291 2010-02-03 Jason Merrill <jason@redhat.com>
6294 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6295 i386_pe_maybe_record_exported_symbol.
6297 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6300 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6301 (pa_delegitimize_address): New function.
6303 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6305 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6306 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6308 2010-02-05 Richard Guenther <rguenther@suse.de>
6311 * lto-streamer-in.c (get_resolution): Deal with references
6312 to undefined functions.
6314 2010-02-05 Richard Guenther <rguenther@suse.de>
6316 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6317 (fold_const_aggregate_ref): Likewise.
6318 (ccp_fold_stmt): Substitute loads.
6319 (maybe_fold_reference): Verify types before substituting.
6321 (fold_gimple_assign): Unshare properly.
6322 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6324 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6326 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6327 for rs6000_gen_cell_microcode.
6329 2010-02-04 Richard Guenther <rguenther@suse.de>
6331 PR rtl-optimization/42952
6332 * dse.c (const_or_frame_p): Remove MEM handling.
6334 2010-02-04 Nick Clifton <nickc@redhat.com>
6336 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6337 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6338 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6339 (mn10300_asm_output_mi_thunk): New function.
6340 (mn10300_can_output_mu_thunk): New function.
6341 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6342 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6343 (FUNCTION_ARG): Delete incorrect comment.
6345 2010-02-03 Jason Merrill <jason@redhat.com>
6348 * fold-const.c (operand_equal_p): Handle erroneous types.
6350 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6352 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6354 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6356 PR rtl-optimization/42941
6357 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6360 2010-02-03 Jason Merrill <jason@redhat.com>
6363 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6365 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6368 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6369 (cselib_reset_table): Renamed from...
6370 (cselib_reset_table_with_next_value): ... this.
6371 (cselib_get_next_uid): Renamed from...
6372 (cselib_get_next_unknown_value): ... this.
6373 * cselib.c (next_uid): Renamed from...
6374 (next_unknown_value): ... this.
6375 (cselib_clear_table): Adjust.
6376 (cselib_reset_table): Adjust. Renamed from...
6377 (cselib_reset_table_with_next_value): ... this.
6378 (cselib_get_next_uid): Adjust. Renamed from...
6379 (cselib_get_next_unknown_value): ... this.
6380 (get_value_hash): Use hash.
6381 (cselib_hash_rtx): Likewise.
6382 (new_cselib_val): Adjust. Set and dump uid.
6383 (cselib_lookup_mem): Pass next_uid as hash.
6384 (cselib_subst_to_values): Likewise.
6385 (cselib_log_lookup): Dump uid.
6386 (cselib_lookup): Pass next_uid as hash. Adjust.
6387 (cselib_process_insn): Adjust.
6388 (cselib_init): Initialize next_uid.
6389 (cselib_finish): Adjust.
6390 (dump_cselib_table): Likewise.
6391 * dse.c (canon_address): Dump value uid.
6392 * print-rtl.c (print_rtx): Print value uid.
6393 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6395 (dv_uid): New function, sort of renamed from...
6396 (dv_htab_hash): ... this, reimplemented in terms of it and...
6397 (dv_uid2hash): ... this. New.
6398 (variable_htab_eq): Drop excess assertions.
6399 (tie_break_pointers): Removed.
6400 (canon_value_cmp): Compare uids.
6401 (variable_post_merge_New_vals): Print uids.
6402 (vt_add_function_parameters): Adjust.
6403 (vt_initialize): Reset table. Adjust.
6405 2010-02-03 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/42944
6408 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6409 (call_may_clobber_ref_p_1): Likewise. Properly handle
6410 malloc and calloc clobbering errno.
6412 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6414 * doc/invoke.texi: Fix name of sched1 dump.
6416 * opts.c (decode_options): Set flag_tree_switch_conversion
6417 only conditionally on optimize >= 2.
6419 * gcse.c: Assorted comment fixes in pass description.
6421 2010-02-03 Anthony Green <green@moxielogic.com>
6423 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6424 nop padding in order to maintain alignment of storage location of
6425 target function address.
6426 (moxie_trampoline_init): Store target function address at newly
6428 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6430 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6432 2010-02-03 Richard Guenther <rguenther@suse.de>
6435 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6437 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6439 * config.gcc: Reenable check for obsolete targets.
6440 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6441 mips-sgi-irix6.[0-4]*.
6443 2010-02-02 Nick Clifton <nickc@redhat.com>
6445 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6446 constant size of 4 as being the same as 0.
6447 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6448 can take values in the range 0..4.
6450 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6453 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6454 as _darwin10_Unwind_FindEnclosingFunction().
6455 * libgcc-libsystem.ver: New.
6457 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6460 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6461 implicitly set registers.
6463 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6465 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6466 (arm_override_options): Allow automatic selection of the thread
6467 pointer register if thumb2.
6468 (legitimize_pic_address): Improve code sequences for Thumb2.
6469 (arm_call_tls_get_addr): Likewise.
6470 (legitimize_tls_address): Likewise.
6471 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6472 (pic_load_addr_32bit): ... this. New named pattern.
6473 * thumb2.md (pic_load_addr_thumb2): Delete.
6474 (pic_load_dot_plus_four): Delete.
6475 (tls_load_dot_plus_four): New named pattern.
6477 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6480 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6481 Document fix for TLS bug.
6483 2010-01-31 Richard Guenther <rguenther@suse.de>
6485 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6486 conservatively correct.
6488 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6492 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6494 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6496 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6498 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6500 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6502 * config.gcc: Adjust order of makefile fragments for mingw targets.
6504 2010-01-31 Richard Guenther <rguenther@suse.de>
6507 * gimplify.c (gimplify_init_constructor): For volatile LHS
6508 initialize a temporary.
6510 2010-01-31 Matthias Klose <doko@ubuntu.com>
6512 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6514 * configure: Regenerate.
6516 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6518 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6519 the same alias set and their sizes different constantness.
6520 (aliasing_component_refs_p): Revert 2009-10-24 change.
6522 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6524 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6527 2010-01-29 Richard Guenther <rguenther@suse.de>
6529 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6530 Assert we successfully updated the call.
6532 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6534 PR rtl-optimization/42889
6535 * df.h (df_set_bb_dirty_nonlr): New prototype.
6536 * df-core.c (df_set_bb_dirty_nonlr): New function.
6537 * df-scan.c (df_insn_rescan): Call it instead of
6538 df_set_bb_dirty for DEBUG_INSNs.
6540 2010-01-29 Richard Guenther <rguenther@suse.de>
6543 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6544 quadratic behavior in most cases.
6546 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6549 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6550 in the call to gen_x86_movsicc_0_m1.
6552 2010-01-28 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/42871
6555 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6557 2010-01-28 Richard Guenther <rguenther@suse.de>
6559 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6560 into call arguments.
6562 2010-01-28 Richard Guenther <rguenther@suse.de>
6565 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6566 the forwarder if the destination is an EH landing pad.
6568 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6570 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6571 block list passed to gimple_duplicate_sese_tail.
6572 (parallelize_loops): Avoid parallelization when the function
6574 Avoid parallelization when the preheader is IRREDUCIBLE.
6575 Try to optimize when estimated_loop_iterations_int is unresolved.
6576 Add the loop's location to the dump file.
6577 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6578 (gimple_duplicate_sese_tail): Remove the check for the latch.
6579 Redirect nexits to the exit block.
6580 Remove handling of the incoming edges to the latch.
6581 Redirect the backedge from the copied latch to the exit bb.
6583 2010-01-28 Michael Matz <matz@suse.de>
6586 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6587 Wrap force_reg into a sequence, emit it before user.
6589 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6591 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6593 (arm_legacy_rev): Likewise.
6594 (thumb_legacy_rev): Likewise.
6596 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6598 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6599 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6600 on MEM's address failed, try avoid_constant_pool_reference and
6601 recurse if it returned something different.
6602 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6603 address, try avoid_constant_pool_reference and recurse if it
6604 returned something different.
6605 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6606 address and avoid_constant_pool_reference returned something
6607 different, don't set have_address.
6609 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6612 * var-tracking.c (val_store): Add modified argument, obey it.
6614 (count_uses): Move down logging of main.
6615 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6616 don't need resolution.
6617 (emit_notes_in_bb): Likewise.
6619 2010-01-27 Richard Guenther <rguenther@suse.de>
6622 * tree-inline.c (remap_decl): Delay remapping of SSA name
6623 default definitions until we need them.
6625 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6627 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6628 (rs6000_delegitimize_address): New function.
6630 * config/s390/s390.c (s390_delegitimize_address): Call
6631 delegitimize_mem_from_attrs.
6634 * tree-inline.c (cannot_copy_type_1): Removed.
6635 (copy_forbidden): Don't forbid copying of functions containing
6636 records/unions with variable length fields.
6638 2010-01-27 Christian Bruel <christian.bruel@st.com>
6642 * config/sh/sh.c (find_barrier): Increase length for non delayed
6643 conditional branches.
6645 2010-01-27 Matthias Klose <doko@ubuntu.com>
6647 * configure.ac (gnu-unique-object): Fix ldd version check.
6648 * configure: Regenerate.
6650 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6652 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6654 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6655 Test for HAVE_GNU_AS value.
6657 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6659 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6660 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6661 INT64_TYPE): Define.
6662 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6663 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6664 INT_LEAST64_TYPE): Define.
6665 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6666 UINT_LEAST64_TYPE): Define.
6667 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6668 INT_FAST64_TYPE): Define.
6669 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6670 UINT_FAST64_TYPE): Define.
6671 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6672 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6673 (SIG_ATOMIC_TYPE): Define.
6675 2010-01-26 Richard Guenther <rguenther@suse.de>
6677 * df-scan.c (df_scan_set_bb_info): Remove assert.
6678 (df_insn_rescan_debug_internal): Merge asserts.
6679 (df_install_ref): Likewise.
6680 (df_mark_reg): Use bitmap_set_range.
6681 (df_hard_reg_used_p): Remove assert.
6682 (df_hard_reg_used_count): Likewise.
6684 2010-01-26 Richard Guenther <rguenther@suse.de>
6686 PR rtl-optimization/42685
6687 * web.c (web_main): Ignore DEBUG_INSNs.
6689 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6691 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6693 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6694 Fix types of fndecl and arglist parameters.
6696 2010-01-26 Richard Guenther <rguenther@suse.de>
6699 * tree-eh.c (unsplit_eh): Skip debug insns.
6701 2010-01-26 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/42250
6704 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6706 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6709 * omp-low.c (expand_omp_sections): Only use single_pred if
6710 l2_bb is single_pred_p.
6712 2010-01-25 Christian Bruel <christian.bruel@st.com>
6715 * config/sh/sh.c (find_barrier): Increase length for non delayed
6716 conditional branches.
6717 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6719 2010-01-24 David S. Miller <davem@davemloft.net>
6721 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6722 define if not using GAS.
6723 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6724 Likewise. Delete SECTION_MERGE code, which is only applicable
6727 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6730 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6731 mangling of va_list in system headers.
6733 2010-01-23 Toon Moene <toon@moene.org>
6735 * tree-predcom.c (combine_chains): Return NULL, not false.
6737 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6739 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6740 initialization of variable res to agree with return type.
6742 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6744 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6745 * tree-sra.c: Add include of expr.h.
6747 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6749 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6750 insert the debug stmt on the single non-EH edge from the stmt.
6752 2010-01-22 Richard Henderson <rth@redhat.com>
6755 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6756 the RHS until after generate_subtree_copies has insertted its
6757 code before the current statement.
6759 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6761 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6763 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6765 2010-01-21 Martin Jambor <mjambor@suse.cz>
6767 PR tree-optimization/42585
6768 * tree-sra.c (struct access): New field grp_total_scalarization.
6769 (dump_access): Dump the new field.
6770 (should_scalarize_away_bitmap): New variable.
6771 (cannot_scalarize_away_bitmap): Likewise.
6772 (sra_initialize): Allocate new bitmaps.
6773 (sra_deinitialize): Free new bitmaps.
6774 (create_access_1): New function.
6775 (create_access): Parts moved to create_access_1.
6776 (type_consists_of_records_p): New function.
6777 (completely_scalarize_record): Likewise.
6778 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6779 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6780 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6782 (analyze_all_variable_accesses): Completely scalarize small eligible
6785 2010-01-21 Martin Jambor <mjambor@suse.cz>
6787 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6789 2010-01-21 Andrew Haley <aph@redhat.com>
6791 * gcc.c (process_command): Move lang_specific_driver before
6792 setting cc_libexec_prefix.
6794 2010-01-21 Richard Guenther <rguenther@suse.de>
6797 * fold-const.c (negate_expr_p): Pretend only negative
6798 real constants are easily negatable.
6800 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6801 Jason Merrill <jason@redhat.com>
6803 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6804 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6805 * calls.c (initialize argument_information): Handle it.
6806 * c-common.c (handle_transparent_union_attribute): Use new name.
6807 * c-decl.c (finish_struct): Ditto.
6808 * c-typeck.c (type_lists_compatible_p): Ditto.
6809 (convert_for_assignment): Use new name and also handle record.
6810 * function.c (aggregate_value_p): Handle it.
6811 (pass_by_reference): Ditto.
6812 (assign_parm_data_types): Ditto.
6813 * print-tree.c (print_node): Ditto.
6814 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6815 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6816 * tree.c (first_field): New fn.
6818 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6821 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6822 even when linking statically, for now.
6824 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6827 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6828 without a cselib val.
6829 (count_uses): Accept MO_VAL_SET with no val on stores.
6830 (add_stores): Likewise.
6832 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6834 * var-tracking.c (check_value_val): Add a compile time assertion.
6835 (dv_is_decl_p): Simplify.
6836 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6837 gcc_assert if ENABLE_CHECKING.
6839 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6842 * var-tracking.c: Include tree-flow.h.
6843 (mem_dies_at_call): New.
6844 (dataflow_set_preserve_mem_locs): Use it.
6845 (dataflow_set_remove_mem_locs): Likewise.
6846 (dump_var): Renamed from dump_variable. Adjust all callers.
6847 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6848 * Makefile.in (var-tracking.o): Adjust deps.
6850 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6852 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6854 2010-01-20 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/42717
6857 * tree-ssa-dce.c (get_live_post_dom): Remove.
6858 (forward_edge_to_pdom): Take an arbitrary edge to copy
6859 degenerate PHI args from.
6860 (remove_dead_stmt): Use the first post-dominator even if it
6861 does not contain live statements as redirection destination.
6863 2010-01-20 Richard Guenther <rguenther@suse.de>
6865 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6867 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6869 * sel-sched.c (create_speculation_check): Remove set but not used
6871 (try_transformation_cache): Remove set but not used variable ds.
6872 (calculate_privileged_insns): Remove set but not used variables
6873 cur_insn and min_spec_insn.
6874 (find_best_expr): Remove set but not used variable avail_n.
6875 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6877 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6879 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6880 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6883 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6886 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6887 cpu types. Add support for *-sse3 cpu types.
6888 (x86_64-*-*): Ditto.
6890 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6893 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6894 argument, call initializer_constant_valid_p_1 instead of
6895 initializer_constant_valid_p, pass CACHE to it, return NULL
6896 immediately if first call returns NULL.
6897 (initializer_constant_valid_p_1): New function.
6898 (initializer_constant_valid_p): Use it.
6900 2010-01-20 Thomas Quinot <quinot@adacore.com>
6902 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6904 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6906 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6907 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6908 (loc_list_from_tree): Don't handle unsigned division. Handle
6909 signed modulo using DW_OP_{over,over,div,mul,minus}.
6910 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6911 modulo instead of signed.
6913 2010-01-20 DJ Delorie <dj@redhat.com>
6915 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6917 (h8300_emit_stack_adjustment): Propogate it.
6919 (h8300_expand_prologue): Likewise.
6920 (h8300_expand_epilogue): Likewise.
6922 2010-01-19 Michael Matz <matz@suse.de>
6924 PR tree-optimization/41783
6925 * tree-data-ref.c (toplevel): Include flags.h.
6926 (dump_data_dependence_relation): Also dump the inputs if the
6927 result will be unknown.
6928 (split_constant_offset_1): Look through some conversions.
6929 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6930 the offset from last element is too large.
6931 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6932 (reassociate_to_the_same_stmt): Handle vector registers.
6933 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6935 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6936 wide_prolog_niters argument, emit widening instructions.
6937 (vect_do_peeling_for_alignment): Adjust caller, use widened
6938 variant of the iteration cound.
6939 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6941 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6944 * config/arm/neon-testgen.m (emit_automatics): New parameter
6945 features. Adjust for Fixed_return_reg feature.
6946 (test_intrinsic): Call emit_automatics with new feature.
6947 * config/arm/neon.ml: Update copyright years.
6948 (features): New Fixed_return_reg feature.
6949 (ops): Update feature for Vget_low.
6951 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6953 PR tree-optimization/42719
6954 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6958 * fwprop.c (all_uses_available_at): Return false if def_set dest
6959 is a REG that is used in def_insn.
6961 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6963 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6965 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6968 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6970 * target.h (struct gcc_target) <secondary_reload>: Change type
6971 of last argument to secondary_reload_info *.
6973 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6976 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6977 memory references with unaligned offsets. Remove CQImode handling.
6978 (unaligned_memory_operand): Return 1 for memory references with
6979 unaligned offsets. Remove CQImode handling.
6981 2010-01-18 Richard Guenther <rguenther@suse.de>
6984 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6987 2010-01-18 Richard Guenther <rguenther@suse.de>
6989 PR tree-optimization/42781
6990 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6991 restrict processing only if the original variable was artificial.
6993 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6995 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6996 find number of popped argument bytes.
6998 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6999 Fix the text that describes the return value for invalid insns.
7001 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7003 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7004 Clarify what 'cost of the -dependence' is. Fix quoting.
7006 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7007 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7009 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7011 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7012 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7014 2010-01-17 Richard Guenther <rguenther@suse.de>
7017 * function.c (split_complex_args): Take a VEC to modify.
7018 (assign_parms_augmented_arg_list): Build a VEC instead of
7019 a chain of PARM_DECLs.
7020 (assign_parms_unsplit_complex): Take a VEC of arguments.
7021 Do not fixup unmodified parms.
7022 (assign_parms): Deal with the VEC.
7023 (gimplify_parameters): Likewise.
7025 2010-01-17 Richard Guenther <rguenther@suse.de>
7027 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7028 node existence check.
7029 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7030 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7031 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7032 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7033 (gimple_execute_on_growing_pred): Likewise.
7035 2010-01-17 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/42773
7038 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7039 (compute_antic_aux): Likewise.
7040 (compute_partial_antic_aux): Likewise.
7042 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7045 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7048 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7050 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7053 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7054 Fix markup for strict argument.
7056 (TARGET_SCHED_REORDER2): Fix argument types.
7058 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7059 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7061 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7062 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7064 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7067 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7068 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7069 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7070 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7071 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7073 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7075 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7077 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7078 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7080 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7082 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7085 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7087 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7088 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7090 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7092 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7094 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7095 referring to it. Fix language.
7097 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7099 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7101 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7103 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7105 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7106 '@var{stream}. Remove stray 'and'.
7108 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7110 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7112 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7114 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7115 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7117 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7118 Fix description of return value.
7119 Rename argument "sz" to "len."
7121 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7122 Clarify meaning of 'true' return value.
7124 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7126 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7127 rep_mode versus mode_rep.
7129 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7131 (TARGET_BUILTIN_DECL): Fix name.
7133 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7135 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7137 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7139 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7141 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7143 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7146 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7147 Rename argument tm_fn to md_fn.
7149 (TARGET_OPTION_PRINT): Fix argument list.
7151 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7154 * config/i386/i386.c (ix86_fixup_binary_operands):
7155 Revert FMA4 fixup of operands.
7157 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7160 * Makefile.in (write_entries_to_file, install-plugin):
7161 Use \012 instead of \n with tr.
7163 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7165 * configure.ac (HAVE_AS_REF): New C macro.
7166 * configure: Regenerate.
7167 * config.in: Likewise.
7168 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7170 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7173 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7175 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7177 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7179 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7181 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7183 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7185 (TARGET_BINDS_LOCAL_P): Fix argument type.
7187 (TARGET_ASM_FILE_END): Use prototype.
7189 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7191 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7193 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7195 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7197 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7198 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7200 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7201 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7203 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7204 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7205 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7206 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7208 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7210 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7212 (TARGET_INIT_BUILTINS): Use prototype.
7214 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7215 Put 'const char *' in braces. Fix parameter types.
7216 (TARGET_INVALID_CONVERSION): Fix parameter types.
7217 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7218 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7220 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7223 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7225 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7227 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7229 * doc/tm.texi (TARGET_HELP): Fix return type.
7231 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7232 in braces. Fix argument types.
7234 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7236 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7238 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7240 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7241 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7243 (TARGET_MANGLE_TYPE): Fix argument types.
7245 (TARGET_IRA_COVER_CLASSES): Use prototype.
7247 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7249 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7251 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7253 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7255 (TARGET_CALLEE_COPIES): Fix argument types.
7257 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7259 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7261 (TARGET_FUNCTION_VALUE): Fix argument types.
7263 (TARGET_RETURN_IN_MSB): Fix argument type.
7265 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7267 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7269 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7271 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7272 agree with return type.
7274 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7276 2010-01-15 Jing Yu <jingyu@google.com>
7278 PR rtl-optimization/42691
7279 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7280 a pseudo to a constant and are merged, and adjust comments.
7282 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7284 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7286 2010-01-15 Richard Guenther <rguenther@suse.de>
7289 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7290 labels of computed or non-local gotos to the destination.
7291 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7292 landing pad label is the first label.
7294 2010-01-15 Richard Guenther <rguenther@suse.de>
7296 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7298 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7301 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7302 to allow generation of the xssqrtdp instruction on power7.
7303 (sqrtdf2_fpr): Ditto.
7305 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7308 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7309 functions with noreturn attribute.
7312 * varasm.c (declare_weak): Add weak attribute to decl if it
7313 doesn't have one already.
7314 (assemble_external): Only add decls to weak_decls if they also
7315 have weak attribute.
7317 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7319 * var-tracking.c (var_reg_delete): Don't delete the association
7320 between REGs and values or one-part variables if the register
7323 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7326 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7327 because its first operand is a non-localized variable.
7329 2010-01-14 Martin Jambor <mjambor@suse.cz>
7331 PR tree-optimization/42706
7332 * tree-sra.c (encountered_recursive_call): New variable.
7333 (encountered_unchangable_recursive_call): Likewise.
7334 (sra_initialize): Initialize both new variables.
7335 (callsite_has_enough_arguments_p): New function.
7336 (scan_function): Call decl and flags check only for IPA-SRA, check
7337 whether there is a recursive call and whether it has enough arguments.
7338 (all_callers_have_enough_arguments_p): New function.
7339 (convert_callers): Look for recursive calls only when
7340 encountered_recursive_call is set.
7341 (ipa_early_sra): Bail out either if
7342 !all_callers_have_enough_arguments_p or
7343 encountered_unchangable_recursive_call.
7345 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7347 * sel-sched.c: Add 2010 to copyright years.
7348 * sel-sched-ir.c: Likewise.
7349 * sel-sched-ir.h: Likewise.
7351 2010-01-14 Martin Jambor <mjambor@suse.cz>
7353 PR tree-optimization/42714
7354 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7355 constructors specially.
7357 2010-01-14 Andi Kleen <ak@linux.intel.com>
7359 * config/i386/drivers-i386.c (detect_caches_intel):
7360 Add l2sizekb parameter and fill in.
7361 (host_detect_local_cpu): Add l2sizekb, fill in.
7362 Add Atom small cache heuristic.
7364 2010-01-14 Andi Kleen <ak@linux.intel.com>
7366 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7367 Add level3 parameter and fill in.
7368 (detect_caches_intel): Handle level3 cache.
7370 2010-01-14 Andi Kleen <ak@linux.intel.com>
7372 * config/i386/drivers-i386.c (host_detect_local_cpu):
7373 Fix core duo detection.
7375 2010-01-14 Andi Kleen <ak@linux.intel.com>
7377 * config/i386/drivers-i386.c (host_detect_local_cpu):
7380 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7382 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7383 (rs6000_variable_issue_1): this. Use...
7384 (rs6000_variable_issue): here. Reimplement. Print debug info.
7386 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7388 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7389 sel_restore_notes. Update all callers. Call reemit_notes
7392 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7394 PR rtl-optimization/42246
7395 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7398 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7400 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7401 all successors is the same as number of successors in current region.
7403 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7405 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7406 to rename is not separable. Otherwise check that its LHS is not NULL.
7408 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7410 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7412 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7414 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7415 available registers when failed to discover LHS register class.
7416 Fix indentation. Update comment.
7418 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7419 Alexander Monakov <amonakov@ispras.ru>
7421 PR rtl-optimization/42389
7422 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7424 (advance_state_on_fence): Likewise.
7425 (sel_target_adjust_priority): Print debug output only when
7426 sched_verbose >= 4, not 2.
7427 (get_expr_cost): Do not issue all unique insns on the next cycle.
7428 (fill_insns): Initialize can_issue_more from the value saved
7430 * sel-sched-ir.c (flist_add): New parameter issue_more.
7431 Init FENCE_ISSUE_MORE with it.
7432 (merge_fences): Likewise.
7433 (init_fences): Update call to flist_add.
7434 (add_to_fences, add_clean_fence_to_fences)
7435 (add_dirty_fence_to_fences): Likewise.
7436 (move_fence_to_fences): Update call to merge_fences.
7437 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7439 * sel-sched-ir.h (struct _fence): New field issue_more.
7440 (FENCE_ISSUE_MORE): New accessor macro.
7442 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7444 PR rtl-optimization/42388
7445 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7446 that have no predecessors nor successors. Do not call move_bb_info
7447 for empty blocks outside of current region.
7449 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7451 PR rtl-optimization/42294
7452 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7453 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7454 originators' originators.
7456 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7458 PR rtl-optimization/39453
7459 PR rtl-optimization/42246
7460 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7462 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7464 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7465 Alexander Monakov <amonakov@ispras.ru>
7468 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7469 (maybe_tidy_empty_bb): ... here. Make static. Add new
7470 argument. Update all callers.
7471 (tidy_control_flow): ... and here. Recompute topological order
7472 of basic blocks in region if necessary.
7473 (sel_redirect_edge_and_branch): Change return type. Return true
7474 if topological order might have been invalidated.
7475 (purge_empty_blocks): Export and move from...
7476 * sel-sched.c (purge_empty_blocks): ... here.
7477 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7478 (maybe_tidy_empty_bb): Delete prototype.
7479 (purge_empty_blocks): Declare.
7481 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7483 PR rtl-optimization/42249
7484 * sel-sched.c (try_replace_dest_reg): When chosen register
7485 and original register is the same, do not bail out early, but
7486 still check all original insns for validity of replacing destination
7487 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7490 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7493 Port from no-undefined-overflow branch:
7494 2009-03-09 Richard Guenther <rguenther@suse.de>
7496 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7498 2010-01-14 Richard Guenther <rguenther@suse.de>
7501 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7503 2010-01-14 Ira Rosen <irar@il.ibm.com>
7505 PR tree-optimization/42709
7506 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7507 as scalar type in creation of constant vector operand.
7509 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7512 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7513 (check-parallel-%): Match `testsuite' directory component only
7516 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7518 PR translation/39521
7519 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7522 2010-01-13 Richard Guenther <rguenther@suse.de>
7524 PR tree-optimization/42730
7525 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7528 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7531 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7532 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7535 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7537 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7538 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7539 ___umulsi3_highpart.
7541 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7542 rather than schedule_insns if the pass is enabled.
7544 2010-01-13 Martin Jambor <mjambor@suse.cz>
7546 PR tree-optimization/42704
7547 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7550 2010-01-13 Martin Jambor <mjambor@suse.cz>
7552 PR tree-optimization/42703
7553 * tree-sra.c (analyze_access_subtree): Check that we can build a
7554 reference to the original data within the aggregate.
7556 2010-01-13 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/42705
7559 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7561 2010-01-13 Richard Guenther <rguenther@suse.de>
7564 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7566 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7569 * var-tracking.c (values_to_unmark): New variable.
7570 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7571 values_to_unmark vector. Moved body to...
7572 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7573 instead queue it into values_to_unmark vector.
7574 (vt_find_locations): Free values_to_unmark vector.
7576 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7578 * config/s390/s390.c (override_options): Set
7579 default of max-pending-list-length to 256
7581 2010-01-13 Richard Guenther <rguenther@suse.de>
7584 * tree-pass.h (PROP_gimple_lcx): New.
7585 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7586 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7587 before the final cleanup_eh.
7588 (dump_properties): Dump PROP_gimple_lcx.
7589 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7590 (tree_lower_complex_O0): Remove.
7591 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7592 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7593 tree_lower_complex, schedule TODO_update_ssa.
7594 * lto-streamer-out.c (output_function): Stream the functions
7596 * lto-streamer-in.c (input_function): Likewise.
7597 (lto_read_body): Do not override them here.
7599 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7602 * c-typeck.c (build_c_cast): Fold value cast to union type before
7603 wrapping it in a CONSTRUCTOR.
7605 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7607 PR rtl-optimization/42699
7608 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7611 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7613 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7614 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7615 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7616 SUBTARGET_WARN_UNUSED_SPEC): ... here
7617 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7619 2010-01-12 Julian Brown <julian@codesourcery.com>
7621 * config/arm/neon-schedgen.ml (Utils): Don't try to
7622 open missing module.
7623 (find_with_result): New.
7625 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7628 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7629 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7631 PR tree-optimization/42645
7632 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7633 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7634 decl_map, set processing_debug_stmt to -1 and return name without
7637 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7639 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7640 binutils version, and reword target configuration description.
7642 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7644 * config/avr/avr.h (LINKER_NAME): Remove.
7646 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7649 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7650 that support VSX, warn for -mno-altivec if vsx is not disabled,
7653 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7654 Shujing Zhao <pearly.zhao@oracle.com>
7656 PR translation/42469
7657 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7658 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7659 character between option name and help text.
7660 * c.opt (imultilib): Likewise.
7662 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7664 * lto-streamer-out.c (output_unreferenced_globals): Output static
7667 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7669 PR rtl-optimization/42621
7670 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7671 optimizing for size.
7672 (duplicate_computed_gotos): Remove now-redundant check.
7674 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7677 * configure.ac: Save and restore LDFLAGS and LIBS
7678 * configure: Regenerate.
7680 2010-01-10 Richard Guenther <rguenther@suse.de>
7683 * builtins.c (fold_builtin_strlen): Add type argument and
7684 convert the resulting length to it.
7685 (fold_builtin_1): Adjust.
7687 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7689 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7690 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7692 (num_insns_constant_wide): Adjust for that change.
7694 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7697 * web.c (union_defs): Add used argument, to combine uses of
7699 (entry_register): Adjust type and tests of used argument.
7700 (web_main): Widen used for new use. Pass it to union_defs.
7701 * df.h (union_defs): Adjust prototype.
7703 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7706 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7707 uses in new incoming argument. Free body.
7708 (reset_debug_uses_in_loop): New.
7709 (analyze_insn_to_expand_var): Call the latter if the former found
7710 anything. Fix whitespace. Reject invalid dest overlaps before
7711 going through all insns in the loop.
7713 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7716 * haifa-sched.c (dying_use_p): Debug insns don't count.
7718 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7721 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7722 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7723 (verify_gimple_call): Reject LHS in noreturn calls.
7725 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7729 * tree-vect-loop-manip.c (adjust_info): New type.
7730 (adjust_vec): New pointer to vector.
7731 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7732 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7733 (slpeel_update_phis_for_duplicate_loop): Use them.
7734 (slpeel_update_phi_nodes_for_guard1): Likewise.
7735 (slpeel_update_phi_nodes_for_guard2): Likewise.
7736 (slpeel_tree_peel_loop_to_edge): Likewise.
7737 (vect_update_ivs_after_vectorizer): Likewise.
7739 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7741 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7742 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7744 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7746 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7747 bogus uninitialized warning.
7749 2010-01-09 Richard Guenther <rguenther@suse.de>
7752 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7753 the evolution is compatible with the initial condition.
7755 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7757 * gcc.c (process_command): Update copyright notice dates.
7758 * gcov.c (print_version): Likewise.
7759 * gcov-dump.c (print_version): Likewise.
7760 * mips-tfile.c (main): Likewise.
7761 * mips-tdump.c (main): Likewise.
7763 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7766 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7768 (rotlhi3_8): Delete.
7770 (rotlsi3_8): Delete.
7771 (rotlsi3_16): Delete.
7772 (rotlsi3_24): Delete.
7774 (*rotw<mode>3): New.
7775 (*rotb<mode>3): New.
7776 * config/avr/avr.c (avr_rotate_bytes): New function.
7777 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7779 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7782 * configure.ac: Modify -rdynamic check.
7783 * configure: Regenerate.
7785 2010-01-08 DJ Delorie <dj@redhat.com>
7787 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7788 register popping order.
7790 2010-01-08 Richard Guenther <rguenther@suse.de>
7793 * c.opt (fsigned-char): Also let LTO handle this option.
7794 (funsigned-char): Likewise.
7796 2010-01-07 Richard Guenther <rguenther@suse.de>
7798 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7799 (gimple_op): Likewise.
7800 (gimple_op_ptr): Likewise.
7801 (gimple_assign_set_lhs): Remove gcc_assert.
7802 (gimple_assign_set_rhs1): Likewise.
7803 (gimple_assign_set_rhs2): Likewise.
7804 (gimple_call_set_lhs): Likewise.
7805 (gimple_call_set_fn): Likewise.
7806 (gimple_call_set_fndecl): Likewise.
7807 (gimple_call_fndecl): Likewise.
7808 (gimple_call_return_type): Likewise.
7809 (gimple_call_set_chain): Likewise.
7810 (gimple_call_num_args): Likewise.
7811 (gimple_call_set_arg): Likewise.
7812 (gimple_cond_set_code): Likewise.
7813 (gimple_cond_set_lhs): Likewise.
7814 (gimple_cond_set_rhs): Likewise.
7815 (gimple_cond_set_true_label): Likewise.
7816 (gimple_cond_set_false_label): Likewise.
7817 (gimple_label_set_label): Likewise.
7818 (gimple_goto_set_dest): Likewise.
7819 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7820 (gimple_debug_bind_get_value): Likewise.
7821 (gimple_debug_bind_get_value_ptr): Likewise.
7822 (gimple_debug_bind_set_var): Likewise.
7823 (gimple_debug_bind_set_value): Likewise.
7824 (gimple_debug_bind_reset_value): Likewise.
7825 (gimple_debug_bind_has_value_p): Likewise.
7826 (gimple_return_retval_ptr): Remove gcc_assert.
7827 (gimple_return_retval): Likewise.
7828 (gimple_return_set_retval): Likewise.
7829 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7830 (safe_referenced_var_iterator): Remove.
7831 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7832 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7833 (fill_referenced_var_vec): Remove.
7834 (first_readonly_imm_use): Remove redundant gcc_assert.
7835 (phi_arg_index_from_use): Combine gcc_asserts.
7836 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7837 (first_imm_use_stmt): Remove redundant gcc_assert.
7838 * tree-cfg.c (verify_gimple_call): Verify function and chain
7839 operands. Verify arguments.
7840 (verify_types_in_gimple_stmt): Verify condition code and labels.
7842 2010-01-07 Richard Guenther <rguenther@suse.de>
7844 PR tree-optimization/42641
7845 * sese.c (rename_map_elt_info): Use the SSA name version, do
7848 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7850 PR tree-optimization/42625
7851 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7852 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7854 2010-01-07 Duncan Sands <baldrick@free.fr>
7856 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7858 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7861 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7862 note itself is not function_invariant_p.
7864 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7866 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7867 Do not add the DF_NOTE problem.
7868 * store-motion.c (execute_rtl_store_motion): Likewise.
7870 2010-01-07 Martin Jambor <mjambor@suse.cz>
7872 PR tree-optimization/42157
7873 * tree-sra.c (compare_access_positions): Stabilize sort if both
7874 accesses have integer types, return zero immediately if they are the
7877 2010-01-06 Richard Henderson <rth@redhat.com>
7880 * haifa-sched.c (add_to_note_list): Merge into ...
7881 (concat_note_lists): ... here, and ...
7882 (unlink_other_notes, rm_other_notes): Merge into...
7883 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7884 NOTE_INSN_EPILOGUE_BEG.
7886 2010-01-06 Richard Guenther <rguenther@suse.de>
7888 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7889 not inline regular functions into always-inline functions.
7891 2010-01-06 Nick Clifton <nickc@redhat.com>
7893 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7894 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7896 (OVERRIDE_OPTIONS): Delete.
7897 (OPTIMIZATION_OPTIONS): Define.
7898 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7899 * config/rx/rx.c (rx_handle_option): Issue an error message if
7900 -mcpu=rx200 and -fpu are used together.
7901 (rx_set_optimization_options): New function. Issue an error
7902 message if an optimization attribute attempts to reset the FPU/
7903 math optimization pairing.
7904 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7905 * config/rx/rx.opt: Set the default to 32-bit doubles.
7906 * config/rx/t-rx: Add multilibs for -nofpu option.
7907 * doc/invoke.texi: Update documentation of RX options.
7909 2010-01-06 Richard Guenther <rguenther@suse.de>
7911 * tree-ssa-pre.c (name_to_id): New global.
7912 (alloc_expression_id): Simplify SSA name handling.
7913 (lookup_expression_id): Likewise.
7914 (init_pre): Zero name_to_id.
7915 (fini_pre): Free it.
7917 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7919 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7921 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7924 * config/i386/sse.md (smaxv2di3): New.
7925 (umaxv2di3): Likewise.
7926 (sminv2di3): Likewise.
7927 (uminv2di3): Likewise.
7929 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7932 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7933 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7934 (legitimize_tls_address): Likewise.
7935 (sparc_tls_referenced_p): Likewise.
7936 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7937 and adjust calls to legitimize_pic_address.
7938 (legitimate_constant_p) Use sparc_tls_referenced_p.
7939 (legitimate_pic_operand_p): Likewise.
7940 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7941 (sparc_tls_symbol_ref_1): Delete.
7942 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7943 (legitimize_tls_address): Make static, handle CONST patterns.
7944 (legitimize_pic_address): Make static, remove unused parameter and
7945 adjust recursive calls.
7946 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7947 and adjust call to legitimize_pic_address.
7948 (sparc_output_mi_thunk): Likewise.
7950 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7951 H.J. Lu <hongjiu.lu@intel.com>
7954 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7955 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7956 operands to make them signed.
7959 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7963 GTU to GT for V4SI and V2DI.
7965 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7966 (umin<mode>3): Removed.
7968 (uminv4si3): Likewise.
7970 2010-01-05 Martin Jambor <mjambor@suse.cz>
7972 PR tree-optimization/42462
7973 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7974 current_function_decl to helper functions and macros.
7976 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7979 * flags.h: Don't include real.h.
7980 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7981 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7982 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7983 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7984 * dominance.c: Update copyright.
7985 * gimple.c (walk_gimple_op): Remove inline.
7986 * tree-ssa-reassoc.c: Include real.h.
7987 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7988 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7990 2010-01-05 Nick Clifton <nickc@redhat.com>
7992 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7993 register to push into the stack frame when the accumulator has to
7994 be saved during interrupts.
7996 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7998 * doc/invoke.texi: Remove the documentation about option
8000 * common.opt (Wunreachable-code): Preserved for backward
8002 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8003 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8004 the backward compatibility flag section.
8006 2010-01-05 Richard Guenther <rguenther@suse.de>
8008 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8010 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8013 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8015 PR tree-optimization/42508
8016 * tree-sra.c (convert_callers): Check for recursive call
8017 by comparing cgraph nodes instead of decls.
8018 (modify_function): Call ipa_modify_formal_parameters also
8019 on all same_body aliases.
8021 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8022 cgraph nodes when checking for same_body aliases.
8024 2010-01-05 Richard Guenther <rguenther@suse.de>
8026 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8027 allocation and lookup.
8028 (get_or_alloc_expr_for_constant): Likewise.
8029 (phi_translate): Sink allocation.
8031 2010-01-04 Richard Guenther <rguenther@suse.de>
8033 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8034 a new entry only if needed.
8035 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8036 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8038 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8040 (phi_translate): Handle CONSTANTs early.
8042 2010-01-04 Martin Jambor <mjambor@suse.cz>
8044 PR tree-optimization/42398
8045 * tree-sra.c (struct access): Removed flag grp_different_types.
8046 (dump_access): Do not dump the removed flag.
8047 (sort_and_splice_var_accesses): Do not set the removed flag.
8048 (sra_modify_expr): Check for type compatibility directly.
8050 2010-01-04 Martin Jambor <mjambor@suse.cz>
8052 PR tree-optimization/42366
8053 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8054 edges with variable number of parameters.
8055 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8056 flag instead of asserting it.
8057 (ipa_read_node_info): Read uses_analysis_done flag.
8059 2010-01-04 Richard Guenther <rguenther@suse.de>
8061 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8062 iterative_hash_* as intended.
8063 (vn_reference_compute_hash): Likewise. Simplify hashing
8065 (vn_reference_lookup_2): Likewise.
8066 (vn_nary_op_compute_hash): Likewise.
8067 (vn_phi_compute_hash): Likewise.
8068 (expressions_equal_p): Remove strange code.
8069 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8070 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8071 (bitmap_insert_into_set_1): Take value-id as parameter.
8072 (add_to_value): Pass it.
8073 (bitmap_insert_into_set): Likewise.
8074 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8076 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8079 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8080 (do_self_spec): For switches with SWITCH_IGNORE set set also
8081 SWITCH_IGNORE_PERMANENTLY.
8082 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8085 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8087 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8088 tree of an unreferenced global var.
8090 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8093 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8094 GTU to GT for V4SI and V2DI.
8096 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8097 (umin<mode>3): Removed.
8099 (uminv4si3): Likewise.
8101 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8104 * collect2.c (main): Turn on trace in collect2 if -v is passed
8107 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8109 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8110 description of expression operand.
8112 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8114 * configure.ac: Add install-html to target_list for Make-hooks.
8115 * configure: Regenerate.
8116 * fortran/Make-lang.in (F95_HTMLFILES): New.
8117 (fortran.html): Use it.
8118 (fortran.install-html): New.
8119 * Makefile.in (install-html): Add lang.install-html.
8120 * java/Make-lang.in (JAVA_HTMLFILES): New.
8121 (java.html): Use it.
8122 (java.install-html): New.
8123 * objc/Make-lang.in (objc.install-html): New.
8124 * objcp/Make-lang.in (obj-c++.install-html): New.
8125 * cp/Make-lang.in (c++.install-html): New.
8126 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8127 * lto/Make-lang.in (lto.install-html): New.
8129 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8132 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8134 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8136 PR rtl-optimization/41862
8137 * store-motion.c (store_killed_in_insn, compute_store_table,
8138 remove_reachable_equiv_notes, replace_store_insn,
8139 build_store_vectors): Ignore all DEBUG_INSNs.
8141 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8144 * common.opt: Add dumpdir.
8146 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8148 (option_map): Add --dumpdir.
8150 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8152 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8154 * opts.c (decode_options): Try dump_dir_name first if
8155 dump_base_name isn't an absolute path.
8156 (common_handle_option): Handle OPT_dumpdir.
8158 * toplev.c (dump_dir_name): New.
8159 (print_switch_values): Also ignore -dumpdir.
8161 * toplev.h (dump_dir_name): New.
8163 2010-01-03 Richard Guenther <rguenther@suse.de>
8165 PR tree-optimization/42589
8166 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8167 double-word expansion of bswap32.
8169 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8171 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8172 with BLOCK_FOR_INSN.
8173 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8174 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8175 noce_process_if_block): Likewise.
8176 * gcse.c (compute_local_properties, insert_expr_in_table,
8177 insert_set_in_table, canon_list_insert, find_avail_set,
8178 pre_insert_copy_insn): Likewise.
8180 * basic-block.h (BLOCK_NUM): Move from here...
8181 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8183 2010-01-03 Richard Guenther <rguenther@suse.de>
8185 PR tree-optimization/42438
8186 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8187 contains_may_not_return_call flag.
8188 (BB_MAY_NOTRETURN): New.
8189 (valid_in_sets): Trapping nary operations are not valid
8190 in blocks that may not return.
8191 (insert_into_preds_of_block): Remove check for trapping expressions.
8192 (compute_avail): Compute also BB_MAY_NOTRETURN.
8194 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8196 * doc/invoke.texi: Add 2010 to copyright years.
8198 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8200 * config/sparc/sparc.c: Fix formatting nits.
8202 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8203 Alexander Monakov <amonakov@ispras.ru>
8205 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8207 2010-01-02 Richard Guenther <rguenther@suse.de>
8210 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8211 (simplify_switch_using_ranges): Mark to be removed edges
8214 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8216 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8218 * collect2.c (scan_libraries): Add missing argument in call to
8221 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8224 * config/alpha/predicates.md (aligned_memory_operand): Return false
8226 (unaligned_memory_operand): Return true for CQImode.
8227 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8228 doesn not cross aligned SImode word boundary.
8230 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8232 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8234 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8235 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8237 2010-01-02 Richard Guenther <rguenther@suse.de>
8240 * toplev.c (compile_file): Emit LTO marker properly. Change
8242 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8244 2010-01-01 Richard Guenther <rguenther@suse.de>
8247 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8249 2010-01-01 Richard Guenther <rguenther@suse.de>
8252 * c-decl.c (grokdeclarator): For zero-size arrays force
8253 structural equality checks as layout_type does.
8255 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8257 * builtins.c: Update copyright to 2010.
8259 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8262 * lto-streamer-out.c (produce_asm): Revert the last change.
8263 (copy_function): Likewise.
8265 * lto-streamer.c (lto_get_section_name): Skip any leading
8268 2010-01-01 Richard Guenther <rguenther@suse.de>
8271 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8275 Copyright (C) 2010 Free Software Foundation, Inc.
8277 Copying and distribution of this file, with or without modification,
8278 are permitted in any medium without royalty provided the copyright
8279 notice and this notice are preserved.